Mercurial > hgrepos > Python2 > PyMuPDF
diff mupdf-source/thirdparty/openjpeg/src/lib/openjp2/j2k.c @ 2:b50eed0cc0ef upstream
ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
The directory name has changed: no version number in the expanded directory now.
| author | Franz Glasner <fzglas.hg@dom66.de> |
|---|---|
| date | Mon, 15 Sep 2025 11:43:07 +0200 |
| parents | |
| children |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mupdf-source/thirdparty/openjpeg/src/lib/openjp2/j2k.c Mon Sep 15 11:43:07 2025 +0200 @@ -0,0 +1,13595 @@ +/* + * The copyright in this software is being made available under the 2-clauses + * BSD License, included below. This software may be subject to other third + * party and contributor rights, including patent rights, and no such rights + * are granted under this license. + * + * Copyright (c) 2002-2014, Universite catholique de Louvain (UCL), Belgium + * Copyright (c) 2002-2014, Professor Benoit Macq + * Copyright (c) 2001-2003, David Janssens + * Copyright (c) 2002-2003, Yannick Verschueren + * Copyright (c) 2003-2007, Francois-Olivier Devaux + * Copyright (c) 2003-2014, Antonin Descampe + * Copyright (c) 2005, Herve Drolon, FreeImage Team + * Copyright (c) 2008, Jerome Fimes, Communications & Systemes <jerome.fimes@c-s.fr> + * Copyright (c) 2006-2007, Parvatha Elangovan + * Copyright (c) 2010-2011, Kaori Hagihara + * Copyright (c) 2011-2012, Centre National d'Etudes Spatiales (CNES), France + * Copyright (c) 2012, CS Systemes d'Information, France + * Copyright (c) 2017, IntoPIX SA <support@intopix.com> + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS' + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#include "opj_includes.h" + +/** @defgroup J2K J2K - JPEG-2000 codestream reader/writer */ +/*@{*/ + +/** @name Local static functions */ +/*@{*/ + +/** + * Sets up the procedures to do on reading header. Developers wanting to extend the library can add their own reading procedures. + */ +static OPJ_BOOL opj_j2k_setup_header_reading(opj_j2k_t *p_j2k, + opj_event_mgr_t * p_manager); + +/** + * The read header procedure. + */ +static OPJ_BOOL opj_j2k_read_header_procedure(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); + +/** + * The default encoding validation procedure without any extension. + * + * @param p_j2k the jpeg2000 codec to validate. + * @param p_stream the input stream to validate. + * @param p_manager the user event manager. + * + * @return true if the parameters are correct. + */ +static OPJ_BOOL opj_j2k_encoding_validation(opj_j2k_t * p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); + +/** + * The default decoding validation procedure without any extension. + * + * @param p_j2k the jpeg2000 codec to validate. + * @param p_stream the input stream to validate. + * @param p_manager the user event manager. + * + * @return true if the parameters are correct. + */ +static OPJ_BOOL opj_j2k_decoding_validation(opj_j2k_t * p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); + +/** + * Sets up the validation ,i.e. adds the procedures to launch to make sure the codec parameters + * are valid. Developers wanting to extend the library can add their own validation procedures. + */ +static OPJ_BOOL opj_j2k_setup_encoding_validation(opj_j2k_t *p_j2k, + opj_event_mgr_t * p_manager); + +/** + * Sets up the validation ,i.e. adds the procedures to launch to make sure the codec parameters + * are valid. Developers wanting to extend the library can add their own validation procedures. + */ +static OPJ_BOOL opj_j2k_setup_decoding_validation(opj_j2k_t *p_j2k, + opj_event_mgr_t * p_manager); + +/** + * Sets up the validation ,i.e. adds the procedures to launch to make sure the codec parameters + * are valid. Developers wanting to extend the library can add their own validation procedures. + */ +static OPJ_BOOL opj_j2k_setup_end_compress(opj_j2k_t *p_j2k, + opj_event_mgr_t * p_manager); + +/** + * The mct encoding validation procedure. + * + * @param p_j2k the jpeg2000 codec to validate. + * @param p_stream the input stream to validate. + * @param p_manager the user event manager. + * + * @return true if the parameters are correct. + */ +static OPJ_BOOL opj_j2k_mct_validation(opj_j2k_t * p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); + +/** + * Builds the tcd decoder to use to decode tile. + */ +static OPJ_BOOL opj_j2k_build_decoder(opj_j2k_t * p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); +/** + * Builds the tcd encoder to use to encode tile. + */ +static OPJ_BOOL opj_j2k_build_encoder(opj_j2k_t * p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); + +/** + * Creates a tile-coder encoder. + * + * @param p_stream the stream to write data to. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_create_tcd(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); + +/** + * Executes the given procedures on the given codec. + * + * @param p_procedure_list the list of procedures to execute + * @param p_j2k the jpeg2000 codec to execute the procedures on. + * @param p_stream the stream to execute the procedures on. + * @param p_manager the user manager. + * + * @return true if all the procedures were successfully executed. + */ +static OPJ_BOOL opj_j2k_exec(opj_j2k_t * p_j2k, + opj_procedure_list_t * p_procedure_list, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); + +/** + * Updates the rates of the tcp. + * + * @param p_stream the stream to write data to. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_update_rates(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); + +/** + * Copies the decoding tile parameters onto all the tile parameters. + * Creates also the tile decoder. + */ +static OPJ_BOOL opj_j2k_copy_default_tcp_and_create_tcd(opj_j2k_t * p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); + +/** + * Destroys the memory associated with the decoding of headers. + */ +static OPJ_BOOL opj_j2k_destroy_header_memory(opj_j2k_t * p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); + +/** + * Reads the lookup table containing all the marker, status and action, and returns the handler associated + * with the marker value. + * @param p_id Marker value to look up + * + * @return the handler associated with the id. +*/ +static const struct opj_dec_memory_marker_handler * opj_j2k_get_marker_handler( + OPJ_UINT32 p_id); + +/** + * Destroys a tile coding parameter structure. + * + * @param p_tcp the tile coding parameter to destroy. + */ +static void opj_j2k_tcp_destroy(opj_tcp_t *p_tcp); + +/** + * Destroys the data inside a tile coding parameter structure. + * + * @param p_tcp the tile coding parameter which contain data to destroy. + */ +static void opj_j2k_tcp_data_destroy(opj_tcp_t *p_tcp); + +/** + * Destroys a coding parameter structure. + * + * @param p_cp the coding parameter to destroy. + */ +static void opj_j2k_cp_destroy(opj_cp_t *p_cp); + +/** + * Compare 2 a SPCod/ SPCoc elements, i.e. the coding style of a given component of a tile. + * + * @param p_j2k J2K codec. + * @param p_tile_no Tile number + * @param p_first_comp_no The 1st component number to compare. + * @param p_second_comp_no The 1st component number to compare. + * + * @return OPJ_TRUE if SPCdod are equals. + */ +static OPJ_BOOL opj_j2k_compare_SPCod_SPCoc(opj_j2k_t *p_j2k, + OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no); + +/** + * Writes a SPCod or SPCoc element, i.e. the coding style of a given component of a tile. + * + * @param p_j2k J2K codec. + * @param p_tile_no FIXME DOC + * @param p_comp_no the component number to output. + * @param p_data FIXME DOC + * @param p_header_size FIXME DOC + * @param p_manager the user event manager. + * + * @return FIXME DOC +*/ +static OPJ_BOOL opj_j2k_write_SPCod_SPCoc(opj_j2k_t *p_j2k, + OPJ_UINT32 p_tile_no, + OPJ_UINT32 p_comp_no, + OPJ_BYTE * p_data, + OPJ_UINT32 * p_header_size, + opj_event_mgr_t * p_manager); + +/** + * Gets the size taken by writing a SPCod or SPCoc for the given tile and component. + * + * @param p_j2k the J2K codec. + * @param p_tile_no the tile index. + * @param p_comp_no the component being outputted. + * + * @return the number of bytes taken by the SPCod element. + */ +static OPJ_UINT32 opj_j2k_get_SPCod_SPCoc_size(opj_j2k_t *p_j2k, + OPJ_UINT32 p_tile_no, + OPJ_UINT32 p_comp_no); + +/** + * Reads a SPCod or SPCoc element, i.e. the coding style of a given component of a tile. + * @param p_j2k the jpeg2000 codec. + * @param compno FIXME DOC + * @param p_header_data the data contained in the COM box. + * @param p_header_size the size of the data contained in the COM marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_SPCod_SPCoc(opj_j2k_t *p_j2k, + OPJ_UINT32 compno, + OPJ_BYTE * p_header_data, + OPJ_UINT32 * p_header_size, + opj_event_mgr_t * p_manager); + +/** + * Gets the size taken by writing SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC. + * + * @param p_tile_no the tile index. + * @param p_comp_no the component being outputted. + * @param p_j2k the J2K codec. + * + * @return the number of bytes taken by the SPCod element. + */ +static OPJ_UINT32 opj_j2k_get_SQcd_SQcc_size(opj_j2k_t *p_j2k, + OPJ_UINT32 p_tile_no, + OPJ_UINT32 p_comp_no); + +/** + * Compares 2 SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC. + * + * @param p_j2k J2K codec. + * @param p_tile_no the tile to output. + * @param p_first_comp_no the first component number to compare. + * @param p_second_comp_no the second component number to compare. + * + * @return OPJ_TRUE if equals. + */ +static OPJ_BOOL opj_j2k_compare_SQcd_SQcc(opj_j2k_t *p_j2k, + OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no); + + +/** + * Writes a SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC. + * + * @param p_tile_no the tile to output. + * @param p_comp_no the component number to output. + * @param p_data the data buffer. + * @param p_header_size pointer to the size of the data buffer, it is changed by the function. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. + * +*/ +static OPJ_BOOL opj_j2k_write_SQcd_SQcc(opj_j2k_t *p_j2k, + OPJ_UINT32 p_tile_no, + OPJ_UINT32 p_comp_no, + OPJ_BYTE * p_data, + OPJ_UINT32 * p_header_size, + opj_event_mgr_t * p_manager); + +/** + * Updates the Tile Length Marker. + */ +static void opj_j2k_update_tlm(opj_j2k_t * p_j2k, OPJ_UINT32 p_tile_part_size); + +/** + * Reads a SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC. + * + * @param p_j2k J2K codec. + * @param compno the component number to output. + * @param p_header_data the data buffer. + * @param p_header_size pointer to the size of the data buffer, it is changed by the function. + * @param p_manager the user event manager. + * +*/ +static OPJ_BOOL opj_j2k_read_SQcd_SQcc(opj_j2k_t *p_j2k, + OPJ_UINT32 compno, + OPJ_BYTE * p_header_data, + OPJ_UINT32 * p_header_size, + opj_event_mgr_t * p_manager); + +/** + * Copies the tile component parameters of all the component from the first tile component. + * + * @param p_j2k the J2k codec. + */ +static void opj_j2k_copy_tile_component_parameters(opj_j2k_t *p_j2k); + +/** + * Copies the tile quantization parameters of all the component from the first tile component. + * + * @param p_j2k the J2k codec. + */ +static void opj_j2k_copy_tile_quantization_parameters(opj_j2k_t *p_j2k); + +/** + * Reads the tiles. + */ +static OPJ_BOOL opj_j2k_decode_tiles(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); + +static OPJ_BOOL opj_j2k_pre_write_tile(opj_j2k_t * p_j2k, + OPJ_UINT32 p_tile_index, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); + +static OPJ_BOOL opj_j2k_update_image_data(opj_tcd_t * p_tcd, + opj_image_t* p_output_image); + +static void opj_get_tile_dimensions(opj_image_t * l_image, + opj_tcd_tilecomp_t * l_tilec, + opj_image_comp_t * l_img_comp, + OPJ_UINT32* l_size_comp, + OPJ_UINT32* l_width, + OPJ_UINT32* l_height, + OPJ_UINT32* l_offset_x, + OPJ_UINT32* l_offset_y, + OPJ_UINT32* l_image_width, + OPJ_UINT32* l_stride, + OPJ_UINT32* l_tile_offset); + +static void opj_j2k_get_tile_data(opj_tcd_t * p_tcd, OPJ_BYTE * p_data); + +static OPJ_BOOL opj_j2k_post_write_tile(opj_j2k_t * p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); + +/** + * Sets up the procedures to do on writing header. + * Developers wanting to extend the library can add their own writing procedures. + */ +static OPJ_BOOL opj_j2k_setup_header_writing(opj_j2k_t *p_j2k, + opj_event_mgr_t * p_manager); + +static OPJ_BOOL opj_j2k_write_first_tile_part(opj_j2k_t *p_j2k, + OPJ_BYTE * p_data, + OPJ_UINT32 * p_data_written, + OPJ_UINT32 total_data_size, + opj_stream_private_t *p_stream, + struct opj_event_mgr * p_manager); + +static OPJ_BOOL opj_j2k_write_all_tile_parts(opj_j2k_t *p_j2k, + OPJ_BYTE * p_data, + OPJ_UINT32 * p_data_written, + OPJ_UINT32 total_data_size, + opj_stream_private_t *p_stream, + struct opj_event_mgr * p_manager); + +/** + * Gets the offset of the header. + * + * @param p_stream the stream to write data to. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_get_end_header(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); + +static OPJ_BOOL opj_j2k_allocate_tile_element_cstr_index(opj_j2k_t *p_j2k); + +/* + * ----------------------------------------------------------------------- + * ----------------------------------------------------------------------- + * ----------------------------------------------------------------------- + */ + +/** + * Writes the SOC marker (Start Of Codestream) + * + * @param p_stream the stream to write data to. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_soc(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); + +/** + * Reads a SOC marker (Start of Codestream) + * @param p_j2k the jpeg2000 file codec. + * @param p_stream XXX needs data + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_soc(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); + +/** + * Writes the SIZ marker (image and tile size) + * + * @param p_j2k J2K codec. + * @param p_stream the stream to write data to. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_siz(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); + +/** + * Reads a SIZ marker (image and tile size) + * @param p_j2k the jpeg2000 file codec. + * @param p_header_data the data contained in the SIZ box. + * @param p_header_size the size of the data contained in the SIZ marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_siz(opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager); + +/** + * Writes the COM marker (comment) + * + * @param p_stream the stream to write data to. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_com(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); + +/** + * Reads a COM marker (comments) + * @param p_j2k the jpeg2000 file codec. + * @param p_header_data the data contained in the COM box. + * @param p_header_size the size of the data contained in the COM marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_com(opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager); +/** + * Writes the COD marker (Coding style default) + * + * @param p_stream the stream to write data to. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_cod(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); + +/** + * Reads a COD marker (Coding style defaults) + * @param p_header_data the data contained in the COD box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the COD marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_cod(opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager); + +/** + * Compares 2 COC markers (Coding style component) + * + * @param p_j2k J2K codec. + * @param p_first_comp_no the index of the first component to compare. + * @param p_second_comp_no the index of the second component to compare. + * + * @return OPJ_TRUE if equals + */ +static OPJ_BOOL opj_j2k_compare_coc(opj_j2k_t *p_j2k, + OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no); + +/** + * Writes the COC marker (Coding style component) + * + * @param p_j2k J2K codec. + * @param p_comp_no the index of the component to output. + * @param p_stream the stream to write data to. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_coc(opj_j2k_t *p_j2k, + OPJ_UINT32 p_comp_no, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); + +/** + * Writes the COC marker (Coding style component) + * + * @param p_j2k J2K codec. + * @param p_comp_no the index of the component to output. + * @param p_data FIXME DOC + * @param p_data_written FIXME DOC + * @param p_manager the user event manager. +*/ +static void opj_j2k_write_coc_in_memory(opj_j2k_t *p_j2k, + OPJ_UINT32 p_comp_no, + OPJ_BYTE * p_data, + OPJ_UINT32 * p_data_written, + opj_event_mgr_t * p_manager); + +/** + * Gets the maximum size taken by a coc. + * + * @param p_j2k the jpeg2000 codec to use. + */ +static OPJ_UINT32 opj_j2k_get_max_coc_size(opj_j2k_t *p_j2k); + +/** + * Reads a COC marker (Coding Style Component) + * @param p_header_data the data contained in the COC box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the COC marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_coc(opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager); + +/** + * Writes the QCD marker (quantization default) + * + * @param p_j2k J2K codec. + * @param p_stream the stream to write data to. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_qcd(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); + +/** + * Reads a QCD marker (Quantization defaults) + * @param p_header_data the data contained in the QCD box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the QCD marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_qcd(opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager); + +/** + * Compare QCC markers (quantization component) + * + * @param p_j2k J2K codec. + * @param p_first_comp_no the index of the first component to compare. + * @param p_second_comp_no the index of the second component to compare. + * + * @return OPJ_TRUE if equals. + */ +static OPJ_BOOL opj_j2k_compare_qcc(opj_j2k_t *p_j2k, + OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no); + +/** + * Writes the QCC marker (quantization component) + * + * @param p_comp_no the index of the component to output. + * @param p_stream the stream to write data to. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_qcc(opj_j2k_t *p_j2k, + OPJ_UINT32 p_comp_no, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); + +/** + * Writes the QCC marker (quantization component) + * + * @param p_j2k J2K codec. + * @param p_comp_no the index of the component to output. + * @param p_data FIXME DOC + * @param p_data_written the stream to write data to. + * @param p_manager the user event manager. +*/ +static void opj_j2k_write_qcc_in_memory(opj_j2k_t *p_j2k, + OPJ_UINT32 p_comp_no, + OPJ_BYTE * p_data, + OPJ_UINT32 * p_data_written, + opj_event_mgr_t * p_manager); + +/** + * Gets the maximum size taken by a qcc. + */ +static OPJ_UINT32 opj_j2k_get_max_qcc_size(opj_j2k_t *p_j2k); + +/** + * Reads a QCC marker (Quantization component) + * @param p_header_data the data contained in the QCC box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the QCC marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_qcc(opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager); +/** + * Writes the POC marker (Progression Order Change) + * + * @param p_stream the stream to write data to. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_poc(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); +/** + * Writes the POC marker (Progression Order Change) + * + * @param p_j2k J2K codec. + * @param p_data FIXME DOC + * @param p_data_written the stream to write data to. + * @param p_manager the user event manager. + */ +static void opj_j2k_write_poc_in_memory(opj_j2k_t *p_j2k, + OPJ_BYTE * p_data, + OPJ_UINT32 * p_data_written, + opj_event_mgr_t * p_manager); +/** + * Gets the maximum size taken by the writing of a POC. + */ +static OPJ_UINT32 opj_j2k_get_max_poc_size(opj_j2k_t *p_j2k); + +/** + * Reads a POC marker (Progression Order Change) + * + * @param p_header_data the data contained in the POC box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the POC marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_poc(opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager); + +/** + * Gets the maximum size taken by the toc headers of all the tile parts of any given tile. + */ +static OPJ_UINT32 opj_j2k_get_max_toc_size(opj_j2k_t *p_j2k); + +/** + * Gets the maximum size taken by the headers of the SOT. + * + * @param p_j2k the jpeg2000 codec to use. + */ +static OPJ_UINT32 opj_j2k_get_specific_header_sizes(opj_j2k_t *p_j2k); + +/** + * Reads a CRG marker (Component registration) + * + * @param p_header_data the data contained in the TLM box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the TLM marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_crg(opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager); +/** + * Reads a TLM marker (Tile Length Marker) + * + * @param p_header_data the data contained in the TLM box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the TLM marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_tlm(opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager); + +/** + * Writes the updated tlm. + * + * @param p_stream the stream to write data to. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_updated_tlm(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); + +/** + * Reads a PLM marker (Packet length, main header marker) + * + * @param p_header_data the data contained in the TLM box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the TLM marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_plm(opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager); +/** + * Reads a PLT marker (Packet length, tile-part header) + * + * @param p_header_data the data contained in the PLT box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the PLT marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_plt(opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager); + +/** + * Reads a PPM marker (Packed headers, main header) + * + * @param p_header_data the data contained in the POC box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the POC marker. + * @param p_manager the user event manager. + */ + +static OPJ_BOOL opj_j2k_read_ppm( + opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager); + +/** + * Merges all PPM markers read (Packed headers, main header) + * + * @param p_cp main coding parameters. + * @param p_manager the user event manager. + */ +static OPJ_BOOL opj_j2k_merge_ppm(opj_cp_t *p_cp, opj_event_mgr_t * p_manager); + +/** + * Reads a PPT marker (Packed packet headers, tile-part header) + * + * @param p_header_data the data contained in the PPT box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the PPT marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_ppt(opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager); + +/** + * Merges all PPT markers read (Packed headers, tile-part header) + * + * @param p_tcp the tile. + * @param p_manager the user event manager. + */ +static OPJ_BOOL opj_j2k_merge_ppt(opj_tcp_t *p_tcp, + opj_event_mgr_t * p_manager); + + +/** + * Writes the TLM marker (Tile Length Marker) + * + * @param p_stream the stream to write data to. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_tlm(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); + +/** + * Writes the SOT marker (Start of tile-part) + * + * @param p_j2k J2K codec. + * @param p_data Output buffer + * @param total_data_size Output buffer size + * @param p_data_written Number of bytes written into stream + * @param p_stream the stream to write data to. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_sot(opj_j2k_t *p_j2k, + OPJ_BYTE * p_data, + OPJ_UINT32 total_data_size, + OPJ_UINT32 * p_data_written, + const opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); + +/** + * Reads values from a SOT marker (Start of tile-part) + * + * the j2k decoder state is not affected. No side effects, no checks except for p_header_size. + * + * @param p_header_data the data contained in the SOT marker. + * @param p_header_size the size of the data contained in the SOT marker. + * @param p_tile_no Isot. + * @param p_tot_len Psot. + * @param p_current_part TPsot. + * @param p_num_parts TNsot. + * @param p_manager the user event manager. + */ +static OPJ_BOOL opj_j2k_get_sot_values(OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + OPJ_UINT32* p_tile_no, + OPJ_UINT32* p_tot_len, + OPJ_UINT32* p_current_part, + OPJ_UINT32* p_num_parts, + opj_event_mgr_t * p_manager); +/** + * Reads a SOT marker (Start of tile-part) + * + * @param p_header_data the data contained in the SOT marker. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the PPT marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_sot(opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager); +/** + * Writes the SOD marker (Start of data) + * + * This also writes optional PLT markers (before SOD) + * + * @param p_j2k J2K codec. + * @param p_tile_coder FIXME DOC + * @param p_data FIXME DOC + * @param p_data_written FIXME DOC + * @param total_data_size FIXME DOC + * @param p_stream the stream to write data to. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_sod(opj_j2k_t *p_j2k, + opj_tcd_t * p_tile_coder, + OPJ_BYTE * p_data, + OPJ_UINT32 * p_data_written, + OPJ_UINT32 total_data_size, + const opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); + +/** + * Reads a SOD marker (Start Of Data) + * + * @param p_j2k the jpeg2000 codec. + * @param p_stream FIXME DOC + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_sod(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); + +static void opj_j2k_update_tlm(opj_j2k_t * p_j2k, OPJ_UINT32 p_tile_part_size) +{ + if (p_j2k->m_specific_param.m_encoder.m_Ttlmi_is_byte) { + opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current, + p_j2k->m_current_tile_number, 1); + p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current += 1; + } else { + opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current, + p_j2k->m_current_tile_number, 2); + p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current += 2; + } + + opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current, + p_tile_part_size, 4); /* PSOT */ + p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current += 4; +} + +/** + * Writes the RGN marker (Region Of Interest) + * + * @param p_tile_no the tile to output + * @param p_comp_no the component to output + * @param nb_comps the number of components + * @param p_stream the stream to write data to. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_rgn(opj_j2k_t *p_j2k, + OPJ_UINT32 p_tile_no, + OPJ_UINT32 p_comp_no, + OPJ_UINT32 nb_comps, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); + +/** + * Reads a RGN marker (Region Of Interest) + * + * @param p_header_data the data contained in the POC box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the POC marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_rgn(opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager); + +/** + * Writes the EOC marker (End of Codestream) + * + * @param p_stream the stream to write data to. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_eoc(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); + +#if 0 +/** + * Reads a EOC marker (End Of Codestream) + * + * @param p_j2k the jpeg2000 codec. + * @param p_stream FIXME DOC + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_eoc(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); +#endif + +/** + * Writes the CBD-MCT-MCC-MCO markers (Multi components transform) + * + * @param p_stream the stream to write data to. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_mct_data_group(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); + +/** + * Inits the Info + * + * @param p_stream the stream to write data to. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_init_info(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); + +/** +Add main header marker information +@param cstr_index Codestream information structure +@param type marker type +@param pos byte offset of marker segment +@param len length of marker segment + */ +static OPJ_BOOL opj_j2k_add_mhmarker(opj_codestream_index_t *cstr_index, + OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len) ; +/** +Add tile header marker information +@param tileno tile index number +@param cstr_index Codestream information structure +@param type marker type +@param pos byte offset of marker segment +@param len length of marker segment + */ +static OPJ_BOOL opj_j2k_add_tlmarker(OPJ_UINT32 tileno, + opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos, + OPJ_UINT32 len); + +/** + * Reads an unknown marker + * + * @param p_j2k the jpeg2000 codec. + * @param p_stream the stream object to read from. + * @param output_marker FIXME DOC + * @param p_manager the user event manager. + * + * @return true if the marker could be deduced. +*/ +static OPJ_BOOL opj_j2k_read_unk(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + OPJ_UINT32 *output_marker, + opj_event_mgr_t * p_manager); + +/** + * Writes the MCT marker (Multiple Component Transform) + * + * @param p_j2k J2K codec. + * @param p_mct_record FIXME DOC + * @param p_stream the stream to write data to. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_mct_record(opj_j2k_t *p_j2k, + opj_mct_data_t * p_mct_record, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); + +/** + * Reads a MCT marker (Multiple Component Transform) + * + * @param p_header_data the data contained in the MCT box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the MCT marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_mct(opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager); + +/** + * Writes the MCC marker (Multiple Component Collection) + * + * @param p_j2k J2K codec. + * @param p_mcc_record FIXME DOC + * @param p_stream the stream to write data to. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_mcc_record(opj_j2k_t *p_j2k, + opj_simple_mcc_decorrelation_data_t * p_mcc_record, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); + +/** + * Reads a MCC marker (Multiple Component Collection) + * + * @param p_header_data the data contained in the MCC box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the MCC marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_mcc(opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager); + +/** + * Writes the MCO marker (Multiple component transformation ordering) + * + * @param p_stream the stream to write data to. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_mco(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); + +/** + * Reads a MCO marker (Multiple Component Transform Ordering) + * + * @param p_header_data the data contained in the MCO box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the MCO marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_mco(opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager); + +static OPJ_BOOL opj_j2k_add_mct(opj_tcp_t * p_tcp, opj_image_t * p_image, + OPJ_UINT32 p_index); + +static void opj_j2k_read_int16_to_float(const void * p_src_data, + void * p_dest_data, OPJ_UINT32 p_nb_elem); +static void opj_j2k_read_int32_to_float(const void * p_src_data, + void * p_dest_data, OPJ_UINT32 p_nb_elem); +static void opj_j2k_read_float32_to_float(const void * p_src_data, + void * p_dest_data, OPJ_UINT32 p_nb_elem); +static void opj_j2k_read_float64_to_float(const void * p_src_data, + void * p_dest_data, OPJ_UINT32 p_nb_elem); + +static void opj_j2k_read_int16_to_int32(const void * p_src_data, + void * p_dest_data, OPJ_UINT32 p_nb_elem); +static void opj_j2k_read_int32_to_int32(const void * p_src_data, + void * p_dest_data, OPJ_UINT32 p_nb_elem); +static void opj_j2k_read_float32_to_int32(const void * p_src_data, + void * p_dest_data, OPJ_UINT32 p_nb_elem); +static void opj_j2k_read_float64_to_int32(const void * p_src_data, + void * p_dest_data, OPJ_UINT32 p_nb_elem); + +static void opj_j2k_write_float_to_int16(const void * p_src_data, + void * p_dest_data, OPJ_UINT32 p_nb_elem); +static void opj_j2k_write_float_to_int32(const void * p_src_data, + void * p_dest_data, OPJ_UINT32 p_nb_elem); +static void opj_j2k_write_float_to_float(const void * p_src_data, + void * p_dest_data, OPJ_UINT32 p_nb_elem); +static void opj_j2k_write_float_to_float64(const void * p_src_data, + void * p_dest_data, OPJ_UINT32 p_nb_elem); + +/** + * Ends the encoding, i.e. frees memory. + * + * @param p_stream the stream to write data to. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_end_encoding(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); + +/** + * Writes the CBD marker (Component bit depth definition) + * + * @param p_stream the stream to write data to. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_cbd(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); + +/** + * Reads a CBD marker (Component bit depth definition) + * @param p_header_data the data contained in the CBD box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the CBD marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_cbd(opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager); + +/** + * Reads a CAP marker (extended capabilities definition). Empty implementation. + * Found in HTJ2K files + * + * @param p_header_data the data contained in the CAP box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the CAP marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_cap(opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager); + +/** + * Reads a CPF marker (corresponding profile). Empty implementation. Found in HTJ2K files + * @param p_header_data the data contained in the CPF box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the CPF marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_cpf(opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager); + + +/** + * Writes COC marker for each component. + * + * @param p_stream the stream to write data to. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_all_coc(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); + +/** + * Writes QCC marker for each component. + * + * @param p_stream the stream to write data to. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_all_qcc(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); + +/** + * Writes regions of interests. + * + * @param p_stream the stream to write data to. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_regions(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); + +/** + * Writes EPC ???? + * + * @param p_stream the stream to write data to. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_epc(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); + +/** + * Checks the progression order changes values. Tells of the poc given as input are valid. + * A nice message is outputted at errors. + * + * @param p_pocs the progression order changes. + * @param tileno the tile number of interest + * @param p_nb_pocs the number of progression order changes. + * @param p_nb_resolutions the number of resolutions. + * @param numcomps the number of components + * @param numlayers the number of layers. + * @param p_manager the user event manager. + * + * @return true if the pocs are valid. + */ +static OPJ_BOOL opj_j2k_check_poc_val(const opj_poc_t *p_pocs, + OPJ_UINT32 tileno, + OPJ_UINT32 p_nb_pocs, + OPJ_UINT32 p_nb_resolutions, + OPJ_UINT32 numcomps, + OPJ_UINT32 numlayers, + opj_event_mgr_t * p_manager); + +/** + * Gets the number of tile parts used for the given change of progression (if any) and the given tile. + * + * @param cp the coding parameters. + * @param pino the offset of the given poc (i.e. its position in the coding parameter). + * @param tileno the given tile. + * + * @return the number of tile parts. + */ +static OPJ_UINT32 opj_j2k_get_num_tp(opj_cp_t *cp, OPJ_UINT32 pino, + OPJ_UINT32 tileno); + +/** + * Calculates the total number of tile parts needed by the encoder to + * encode such an image. If not enough memory is available, then the function return false. + * + * @param p_nb_tiles pointer that will hold the number of tile parts. + * @param cp the coding parameters for the image. + * @param image the image to encode. + * @param p_j2k the p_j2k encoder. + * @param p_manager the user event manager. + * + * @return true if the function was successful, false else. + */ +static OPJ_BOOL opj_j2k_calculate_tp(opj_j2k_t *p_j2k, + opj_cp_t *cp, + OPJ_UINT32 * p_nb_tiles, + opj_image_t *image, + opj_event_mgr_t * p_manager); + +static void opj_j2k_dump_MH_info(opj_j2k_t* p_j2k, FILE* out_stream); + +static void opj_j2k_dump_MH_index(opj_j2k_t* p_j2k, FILE* out_stream); + +static opj_codestream_index_t* opj_j2k_create_cstr_index(void); + +static OPJ_FLOAT32 opj_j2k_get_tp_stride(opj_tcp_t * p_tcp); + +static OPJ_FLOAT32 opj_j2k_get_default_stride(opj_tcp_t * p_tcp); + +static int opj_j2k_initialise_4K_poc(opj_poc_t *POC, int numres); + +static void opj_j2k_set_cinema_parameters(opj_cparameters_t *parameters, + opj_image_t *image, opj_event_mgr_t *p_manager); + +static OPJ_BOOL opj_j2k_is_cinema_compliant(opj_image_t *image, OPJ_UINT16 rsiz, + opj_event_mgr_t *p_manager); + +static void opj_j2k_set_imf_parameters(opj_cparameters_t *parameters, + opj_image_t *image, opj_event_mgr_t *p_manager); + +static OPJ_BOOL opj_j2k_is_imf_compliant(opj_cparameters_t *parameters, + opj_image_t *image, + opj_event_mgr_t *p_manager); + +/** + * Checks for invalid number of tile-parts in SOT marker (TPsot==TNsot). See issue 254. + * + * @param p_stream the stream to read data from. + * @param tile_no tile number we're looking for. + * @param p_correction_needed output value. if true, non conformant codestream needs TNsot correction. + * @param p_manager the user event manager. + * + * @return true if the function was successful, false else. + */ +static OPJ_BOOL opj_j2k_need_nb_tile_parts_correction(opj_stream_private_t + *p_stream, OPJ_UINT32 tile_no, OPJ_BOOL* p_correction_needed, + opj_event_mgr_t * p_manager); + +/*@}*/ + +/*@}*/ + +/* ----------------------------------------------------------------------- */ +typedef struct j2k_prog_order { + OPJ_PROG_ORDER enum_prog; + char str_prog[5]; +} j2k_prog_order_t; + +static const j2k_prog_order_t j2k_prog_order_list[] = { + {OPJ_CPRL, "CPRL"}, + {OPJ_LRCP, "LRCP"}, + {OPJ_PCRL, "PCRL"}, + {OPJ_RLCP, "RLCP"}, + {OPJ_RPCL, "RPCL"}, + {(OPJ_PROG_ORDER) - 1, ""} +}; + +/** + * FIXME DOC + */ +static const OPJ_UINT32 MCT_ELEMENT_SIZE [] = { + 2, + 4, + 4, + 8 +}; + +typedef void (* opj_j2k_mct_function)(const void * p_src_data, + void * p_dest_data, OPJ_UINT32 p_nb_elem); + +static const opj_j2k_mct_function j2k_mct_read_functions_to_float [] = { + opj_j2k_read_int16_to_float, + opj_j2k_read_int32_to_float, + opj_j2k_read_float32_to_float, + opj_j2k_read_float64_to_float +}; + +static const opj_j2k_mct_function j2k_mct_read_functions_to_int32 [] = { + opj_j2k_read_int16_to_int32, + opj_j2k_read_int32_to_int32, + opj_j2k_read_float32_to_int32, + opj_j2k_read_float64_to_int32 +}; + +static const opj_j2k_mct_function j2k_mct_write_functions_from_float [] = { + opj_j2k_write_float_to_int16, + opj_j2k_write_float_to_int32, + opj_j2k_write_float_to_float, + opj_j2k_write_float_to_float64 +}; + +typedef struct opj_dec_memory_marker_handler { + /** marker value */ + OPJ_UINT32 id; + /** value of the state when the marker can appear */ + OPJ_UINT32 states; + /** action linked to the marker */ + OPJ_BOOL(*handler)(opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager); +} +opj_dec_memory_marker_handler_t; + +static const opj_dec_memory_marker_handler_t j2k_memory_marker_handler_tab [] = +{ + {J2K_MS_SOT, J2K_STATE_MH | J2K_STATE_TPHSOT, opj_j2k_read_sot}, + {J2K_MS_COD, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_cod}, + {J2K_MS_COC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_coc}, + {J2K_MS_RGN, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_rgn}, + {J2K_MS_QCD, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_qcd}, + {J2K_MS_QCC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_qcc}, + {J2K_MS_POC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_poc}, + {J2K_MS_SIZ, J2K_STATE_MHSIZ, opj_j2k_read_siz}, + {J2K_MS_TLM, J2K_STATE_MH, opj_j2k_read_tlm}, + {J2K_MS_PLM, J2K_STATE_MH, opj_j2k_read_plm}, + {J2K_MS_PLT, J2K_STATE_TPH, opj_j2k_read_plt}, + {J2K_MS_PPM, J2K_STATE_MH, opj_j2k_read_ppm}, + {J2K_MS_PPT, J2K_STATE_TPH, opj_j2k_read_ppt}, + {J2K_MS_SOP, 0, 0}, + {J2K_MS_CRG, J2K_STATE_MH, opj_j2k_read_crg}, + {J2K_MS_COM, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_com}, + {J2K_MS_MCT, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mct}, + {J2K_MS_CBD, J2K_STATE_MH, opj_j2k_read_cbd}, + {J2K_MS_CAP, J2K_STATE_MH, opj_j2k_read_cap}, + {J2K_MS_CPF, J2K_STATE_MH, opj_j2k_read_cpf}, + {J2K_MS_MCC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mcc}, + {J2K_MS_MCO, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mco}, +#ifdef USE_JPWL +#ifdef TODO_MS /* remove these functions which are not compatible with the v2 API */ + {J2K_MS_EPC, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_epc}, + {J2K_MS_EPB, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_epb}, + {J2K_MS_ESD, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_esd}, + {J2K_MS_RED, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_red}, +#endif +#endif /* USE_JPWL */ +#ifdef USE_JPSEC + {J2K_MS_SEC, J2K_DEC_STATE_MH, j2k_read_sec}, + {J2K_MS_INSEC, 0, j2k_read_insec} +#endif /* USE_JPSEC */ + {J2K_MS_UNK, J2K_STATE_MH | J2K_STATE_TPH, 0}/*opj_j2k_read_unk is directly used*/ +}; + +static void opj_j2k_read_int16_to_float(const void * p_src_data, + void * p_dest_data, OPJ_UINT32 p_nb_elem) +{ + OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data; + OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data; + OPJ_UINT32 i; + OPJ_UINT32 l_temp; + + for (i = 0; i < p_nb_elem; ++i) { + opj_read_bytes(l_src_data, &l_temp, 2); + + l_src_data += sizeof(OPJ_INT16); + + *(l_dest_data++) = (OPJ_FLOAT32) l_temp; + } +} + +static void opj_j2k_read_int32_to_float(const void * p_src_data, + void * p_dest_data, OPJ_UINT32 p_nb_elem) +{ + OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data; + OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data; + OPJ_UINT32 i; + OPJ_UINT32 l_temp; + + for (i = 0; i < p_nb_elem; ++i) { + opj_read_bytes(l_src_data, &l_temp, 4); + + l_src_data += sizeof(OPJ_INT32); + + *(l_dest_data++) = (OPJ_FLOAT32) l_temp; + } +} + +static void opj_j2k_read_float32_to_float(const void * p_src_data, + void * p_dest_data, OPJ_UINT32 p_nb_elem) +{ + OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data; + OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data; + OPJ_UINT32 i; + OPJ_FLOAT32 l_temp; + + for (i = 0; i < p_nb_elem; ++i) { + opj_read_float(l_src_data, &l_temp); + + l_src_data += sizeof(OPJ_FLOAT32); + + *(l_dest_data++) = l_temp; + } +} + +static void opj_j2k_read_float64_to_float(const void * p_src_data, + void * p_dest_data, OPJ_UINT32 p_nb_elem) +{ + OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data; + OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data; + OPJ_UINT32 i; + OPJ_FLOAT64 l_temp; + + for (i = 0; i < p_nb_elem; ++i) { + opj_read_double(l_src_data, &l_temp); + + l_src_data += sizeof(OPJ_FLOAT64); + + *(l_dest_data++) = (OPJ_FLOAT32) l_temp; + } +} + +static void opj_j2k_read_int16_to_int32(const void * p_src_data, + void * p_dest_data, OPJ_UINT32 p_nb_elem) +{ + OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data; + OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data; + OPJ_UINT32 i; + OPJ_UINT32 l_temp; + + for (i = 0; i < p_nb_elem; ++i) { + opj_read_bytes(l_src_data, &l_temp, 2); + + l_src_data += sizeof(OPJ_INT16); + + *(l_dest_data++) = (OPJ_INT32) l_temp; + } +} + +static void opj_j2k_read_int32_to_int32(const void * p_src_data, + void * p_dest_data, OPJ_UINT32 p_nb_elem) +{ + OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data; + OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data; + OPJ_UINT32 i; + OPJ_UINT32 l_temp; + + for (i = 0; i < p_nb_elem; ++i) { + opj_read_bytes(l_src_data, &l_temp, 4); + + l_src_data += sizeof(OPJ_INT32); + + *(l_dest_data++) = (OPJ_INT32) l_temp; + } +} + +static void opj_j2k_read_float32_to_int32(const void * p_src_data, + void * p_dest_data, OPJ_UINT32 p_nb_elem) +{ + OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data; + OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data; + OPJ_UINT32 i; + OPJ_FLOAT32 l_temp; + + for (i = 0; i < p_nb_elem; ++i) { + opj_read_float(l_src_data, &l_temp); + + l_src_data += sizeof(OPJ_FLOAT32); + + *(l_dest_data++) = (OPJ_INT32) l_temp; + } +} + +static void opj_j2k_read_float64_to_int32(const void * p_src_data, + void * p_dest_data, OPJ_UINT32 p_nb_elem) +{ + OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data; + OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data; + OPJ_UINT32 i; + OPJ_FLOAT64 l_temp; + + for (i = 0; i < p_nb_elem; ++i) { + opj_read_double(l_src_data, &l_temp); + + l_src_data += sizeof(OPJ_FLOAT64); + + *(l_dest_data++) = (OPJ_INT32) l_temp; + } +} + +static void opj_j2k_write_float_to_int16(const void * p_src_data, + void * p_dest_data, OPJ_UINT32 p_nb_elem) +{ + OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data; + OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data; + OPJ_UINT32 i; + OPJ_UINT32 l_temp; + + for (i = 0; i < p_nb_elem; ++i) { + l_temp = (OPJ_UINT32) * (l_src_data++); + + opj_write_bytes(l_dest_data, l_temp, sizeof(OPJ_INT16)); + + l_dest_data += sizeof(OPJ_INT16); + } +} + +static void opj_j2k_write_float_to_int32(const void * p_src_data, + void * p_dest_data, OPJ_UINT32 p_nb_elem) +{ + OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data; + OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data; + OPJ_UINT32 i; + OPJ_UINT32 l_temp; + + for (i = 0; i < p_nb_elem; ++i) { + l_temp = (OPJ_UINT32) * (l_src_data++); + + opj_write_bytes(l_dest_data, l_temp, sizeof(OPJ_INT32)); + + l_dest_data += sizeof(OPJ_INT32); + } +} + +static void opj_j2k_write_float_to_float(const void * p_src_data, + void * p_dest_data, OPJ_UINT32 p_nb_elem) +{ + OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data; + OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data; + OPJ_UINT32 i; + OPJ_FLOAT32 l_temp; + + for (i = 0; i < p_nb_elem; ++i) { + l_temp = (OPJ_FLOAT32) * (l_src_data++); + + opj_write_float(l_dest_data, l_temp); + + l_dest_data += sizeof(OPJ_FLOAT32); + } +} + +static void opj_j2k_write_float_to_float64(const void * p_src_data, + void * p_dest_data, OPJ_UINT32 p_nb_elem) +{ + OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data; + OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data; + OPJ_UINT32 i; + OPJ_FLOAT64 l_temp; + + for (i = 0; i < p_nb_elem; ++i) { + l_temp = (OPJ_FLOAT64) * (l_src_data++); + + opj_write_double(l_dest_data, l_temp); + + l_dest_data += sizeof(OPJ_FLOAT64); + } +} + +const char *opj_j2k_convert_progression_order(OPJ_PROG_ORDER prg_order) +{ + const j2k_prog_order_t *po; + for (po = j2k_prog_order_list; po->enum_prog != -1; po++) { + if (po->enum_prog == prg_order) { + return po->str_prog; + } + } + return po->str_prog; +} + +static OPJ_BOOL opj_j2k_check_poc_val(const opj_poc_t *p_pocs, + OPJ_UINT32 tileno, + OPJ_UINT32 p_nb_pocs, + OPJ_UINT32 p_nb_resolutions, + OPJ_UINT32 p_num_comps, + OPJ_UINT32 p_num_layers, + opj_event_mgr_t * p_manager) +{ + OPJ_UINT32* packet_array; + OPJ_UINT32 index, resno, compno, layno; + OPJ_UINT32 i; + OPJ_UINT32 step_c = 1; + OPJ_UINT32 step_r = p_num_comps * step_c; + OPJ_UINT32 step_l = p_nb_resolutions * step_r; + OPJ_BOOL loss = OPJ_FALSE; + + assert(p_nb_pocs > 0); + + packet_array = (OPJ_UINT32*) opj_calloc((size_t)step_l * p_num_layers, + sizeof(OPJ_UINT32)); + if (packet_array == 00) { + opj_event_msg(p_manager, EVT_ERROR, + "Not enough memory for checking the poc values.\n"); + return OPJ_FALSE; + } + + /* iterate through all the pocs that match our tile of interest. */ + for (i = 0; i < p_nb_pocs; ++i) { + const opj_poc_t *poc = &p_pocs[i]; + if (tileno + 1 == poc->tile) { + index = step_r * poc->resno0; + + /* take each resolution for each poc */ + for (resno = poc->resno0 ; + resno < opj_uint_min(poc->resno1, p_nb_resolutions); ++resno) { + OPJ_UINT32 res_index = index + poc->compno0 * step_c; + + /* take each comp of each resolution for each poc */ + for (compno = poc->compno0 ; + compno < opj_uint_min(poc->compno1, p_num_comps); ++compno) { + /* The layer index always starts at zero for every progression. */ + const OPJ_UINT32 layno0 = 0; + OPJ_UINT32 comp_index = res_index + layno0 * step_l; + + /* and finally take each layer of each res of ... */ + for (layno = layno0; layno < opj_uint_min(poc->layno1, p_num_layers); + ++layno) { + packet_array[comp_index] = 1; + comp_index += step_l; + } + + res_index += step_c; + } + + index += step_r; + } + } + } + + index = 0; + for (layno = 0; layno < p_num_layers ; ++layno) { + for (resno = 0; resno < p_nb_resolutions; ++resno) { + for (compno = 0; compno < p_num_comps; ++compno) { + loss |= (packet_array[index] != 1); +#ifdef DEBUG_VERBOSE + if (packet_array[index] != 1) { + fprintf(stderr, + "Missing packet in POC: layno=%d resno=%d compno=%d\n", + layno, resno, compno); + } +#endif + index += step_c; + } + } + } + + if (loss) { + opj_event_msg(p_manager, EVT_ERROR, "Missing packets possible loss of data\n"); + } + + opj_free(packet_array); + + return !loss; +} + +/* ----------------------------------------------------------------------- */ + +static OPJ_UINT32 opj_j2k_get_num_tp(opj_cp_t *cp, OPJ_UINT32 pino, + OPJ_UINT32 tileno) +{ + const OPJ_CHAR *prog = 00; + OPJ_INT32 i; + OPJ_UINT32 tpnum = 1; + opj_tcp_t *tcp = 00; + opj_poc_t * l_current_poc = 00; + + /* preconditions */ + assert(tileno < (cp->tw * cp->th)); + assert(pino < (cp->tcps[tileno].numpocs + 1)); + + /* get the given tile coding parameter */ + tcp = &cp->tcps[tileno]; + assert(tcp != 00); + + l_current_poc = &(tcp->pocs[pino]); + assert(l_current_poc != 0); + + /* get the progression order as a character string */ + prog = opj_j2k_convert_progression_order(tcp->prg); + assert(strlen(prog) > 0); + + if (cp->m_specific_param.m_enc.m_tp_on == 1) { + for (i = 0; i < 4; ++i) { + switch (prog[i]) { + /* component wise */ + case 'C': + tpnum *= l_current_poc->compE; + break; + /* resolution wise */ + case 'R': + tpnum *= l_current_poc->resE; + break; + /* precinct wise */ + case 'P': + tpnum *= l_current_poc->prcE; + break; + /* layer wise */ + case 'L': + tpnum *= l_current_poc->layE; + break; + } + /* would we split here ? */ + if (cp->m_specific_param.m_enc.m_tp_flag == prog[i]) { + cp->m_specific_param.m_enc.m_tp_pos = i; + break; + } + } + } else { + tpnum = 1; + } + + return tpnum; +} + +static OPJ_BOOL opj_j2k_calculate_tp(opj_j2k_t *p_j2k, + opj_cp_t *cp, + OPJ_UINT32 * p_nb_tiles, + opj_image_t *image, + opj_event_mgr_t * p_manager + ) +{ + OPJ_UINT32 pino, tileno; + OPJ_UINT32 l_nb_tiles; + opj_tcp_t *tcp; + + /* preconditions */ + assert(p_nb_tiles != 00); + assert(cp != 00); + assert(image != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + OPJ_UNUSED(p_j2k); + OPJ_UNUSED(p_manager); + + l_nb_tiles = cp->tw * cp->th; + * p_nb_tiles = 0; + tcp = cp->tcps; + + /* INDEX >> */ + /* TODO mergeV2: check this part which use cstr_info */ + /*if (p_j2k->cstr_info) { + opj_tile_info_t * l_info_tile_ptr = p_j2k->cstr_info->tile; + + for (tileno = 0; tileno < l_nb_tiles; ++tileno) { + OPJ_UINT32 cur_totnum_tp = 0; + + opj_pi_update_encoding_parameters(image,cp,tileno); + + for (pino = 0; pino <= tcp->numpocs; ++pino) + { + OPJ_UINT32 tp_num = opj_j2k_get_num_tp(cp,pino,tileno); + + *p_nb_tiles = *p_nb_tiles + tp_num; + + cur_totnum_tp += tp_num; + } + + tcp->m_nb_tile_parts = cur_totnum_tp; + + l_info_tile_ptr->tp = (opj_tp_info_t *) opj_malloc(cur_totnum_tp * sizeof(opj_tp_info_t)); + if (l_info_tile_ptr->tp == 00) { + return OPJ_FALSE; + } + + memset(l_info_tile_ptr->tp,0,cur_totnum_tp * sizeof(opj_tp_info_t)); + + l_info_tile_ptr->num_tps = cur_totnum_tp; + + ++l_info_tile_ptr; + ++tcp; + } + } + else */{ + for (tileno = 0; tileno < l_nb_tiles; ++tileno) { + OPJ_UINT32 cur_totnum_tp = 0; + + opj_pi_update_encoding_parameters(image, cp, tileno); + + for (pino = 0; pino <= tcp->numpocs; ++pino) { + OPJ_UINT32 tp_num = opj_j2k_get_num_tp(cp, pino, tileno); + + *p_nb_tiles = *p_nb_tiles + tp_num; + + cur_totnum_tp += tp_num; + } + tcp->m_nb_tile_parts = cur_totnum_tp; + + ++tcp; + } + } + + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_write_soc(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager) +{ + /* 2 bytes will be written */ + OPJ_BYTE * l_start_stream = 00; + + /* preconditions */ + assert(p_stream != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + l_start_stream = p_j2k->m_specific_param.m_encoder.m_header_tile_data; + + /* write SOC identifier */ + opj_write_bytes(l_start_stream, J2K_MS_SOC, 2); + + if (opj_stream_write_data(p_stream, l_start_stream, 2, p_manager) != 2) { + return OPJ_FALSE; + } + + /* UniPG>> */ +#ifdef USE_JPWL + /* update markers struct */ + /* + OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOC, p_stream_tell(p_stream) - 2, 2); + */ + assert(0 && "TODO"); +#endif /* USE_JPWL */ + /* <<UniPG */ + + return OPJ_TRUE; +} + +/** + * Reads a SOC marker (Start of Codestream) + * @param p_j2k the jpeg2000 file codec. + * @param p_stream FIXME DOC + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_soc(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager + ) +{ + OPJ_BYTE l_data [2]; + OPJ_UINT32 l_marker; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + if (opj_stream_read_data(p_stream, l_data, 2, p_manager) != 2) { + return OPJ_FALSE; + } + + opj_read_bytes(l_data, &l_marker, 2); + if (l_marker != J2K_MS_SOC) { + return OPJ_FALSE; + } + + /* Next marker should be a SIZ marker in the main header */ + p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MHSIZ; + + /* FIXME move it in a index structure included in p_j2k*/ + p_j2k->cstr_index->main_head_start = opj_stream_tell(p_stream) - 2; + + opj_event_msg(p_manager, EVT_INFO, + "Start to read j2k main header (%" PRId64 ").\n", + p_j2k->cstr_index->main_head_start); + + /* Add the marker to the codestream index*/ + if (OPJ_FALSE == opj_j2k_add_mhmarker(p_j2k->cstr_index, J2K_MS_SOC, + p_j2k->cstr_index->main_head_start, 2)) { + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n"); + return OPJ_FALSE; + } + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_write_siz(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager) +{ + OPJ_UINT32 i; + OPJ_UINT32 l_size_len; + OPJ_BYTE * l_current_ptr; + opj_image_t * l_image = 00; + opj_cp_t *cp = 00; + opj_image_comp_t * l_img_comp = 00; + + /* preconditions */ + assert(p_stream != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + l_image = p_j2k->m_private_image; + cp = &(p_j2k->m_cp); + l_size_len = 40 + 3 * l_image->numcomps; + l_img_comp = l_image->comps; + + if (l_size_len > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) { + + OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc( + p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_size_len); + if (! new_header_tile_data) { + opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data); + p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory for the SIZ marker\n"); + return OPJ_FALSE; + } + p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_size_len; + } + + l_current_ptr = p_j2k->m_specific_param.m_encoder.m_header_tile_data; + + /* write SOC identifier */ + opj_write_bytes(l_current_ptr, J2K_MS_SIZ, 2); /* SIZ */ + l_current_ptr += 2; + + opj_write_bytes(l_current_ptr, l_size_len - 2, 2); /* L_SIZ */ + l_current_ptr += 2; + + opj_write_bytes(l_current_ptr, cp->rsiz, 2); /* Rsiz (capabilities) */ + l_current_ptr += 2; + + opj_write_bytes(l_current_ptr, l_image->x1, 4); /* Xsiz */ + l_current_ptr += 4; + + opj_write_bytes(l_current_ptr, l_image->y1, 4); /* Ysiz */ + l_current_ptr += 4; + + opj_write_bytes(l_current_ptr, l_image->x0, 4); /* X0siz */ + l_current_ptr += 4; + + opj_write_bytes(l_current_ptr, l_image->y0, 4); /* Y0siz */ + l_current_ptr += 4; + + opj_write_bytes(l_current_ptr, cp->tdx, 4); /* XTsiz */ + l_current_ptr += 4; + + opj_write_bytes(l_current_ptr, cp->tdy, 4); /* YTsiz */ + l_current_ptr += 4; + + opj_write_bytes(l_current_ptr, cp->tx0, 4); /* XT0siz */ + l_current_ptr += 4; + + opj_write_bytes(l_current_ptr, cp->ty0, 4); /* YT0siz */ + l_current_ptr += 4; + + opj_write_bytes(l_current_ptr, l_image->numcomps, 2); /* Csiz */ + l_current_ptr += 2; + + for (i = 0; i < l_image->numcomps; ++i) { + /* TODO here with MCT ? */ + opj_write_bytes(l_current_ptr, l_img_comp->prec - 1 + (l_img_comp->sgnd << 7), + 1); /* Ssiz_i */ + ++l_current_ptr; + + opj_write_bytes(l_current_ptr, l_img_comp->dx, 1); /* XRsiz_i */ + ++l_current_ptr; + + opj_write_bytes(l_current_ptr, l_img_comp->dy, 1); /* YRsiz_i */ + ++l_current_ptr; + + ++l_img_comp; + } + + if (opj_stream_write_data(p_stream, + p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_size_len, + p_manager) != l_size_len) { + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +/** + * Reads a SIZ marker (image and tile size) + * @param p_j2k the jpeg2000 file codec. + * @param p_header_data the data contained in the SIZ box. + * @param p_header_size the size of the data contained in the SIZ marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_siz(opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager + ) +{ + OPJ_UINT32 i; + OPJ_UINT32 l_nb_comp; + OPJ_UINT32 l_nb_comp_remain; + OPJ_UINT32 l_remaining_size; + OPJ_UINT32 l_nb_tiles; + OPJ_UINT32 l_tmp, l_tx1, l_ty1; + OPJ_UINT32 l_prec0, l_sgnd0; + opj_image_t *l_image = 00; + opj_cp_t *l_cp = 00; + opj_image_comp_t * l_img_comp = 00; + opj_tcp_t * l_current_tile_param = 00; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_header_data != 00); + + l_image = p_j2k->m_private_image; + l_cp = &(p_j2k->m_cp); + + /* minimum size == 39 - 3 (= minimum component parameter) */ + if (p_header_size < 36) { + opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker size\n"); + return OPJ_FALSE; + } + + l_remaining_size = p_header_size - 36; + l_nb_comp = l_remaining_size / 3; + l_nb_comp_remain = l_remaining_size % 3; + if (l_nb_comp_remain != 0) { + opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker size\n"); + return OPJ_FALSE; + } + + opj_read_bytes(p_header_data, &l_tmp, + 2); /* Rsiz (capabilities) */ + p_header_data += 2; + l_cp->rsiz = (OPJ_UINT16) l_tmp; + opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x1, 4); /* Xsiz */ + p_header_data += 4; + opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y1, 4); /* Ysiz */ + p_header_data += 4; + opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x0, 4); /* X0siz */ + p_header_data += 4; + opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y0, 4); /* Y0siz */ + p_header_data += 4; + opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdx, + 4); /* XTsiz */ + p_header_data += 4; + opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdy, + 4); /* YTsiz */ + p_header_data += 4; + opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tx0, + 4); /* XT0siz */ + p_header_data += 4; + opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->ty0, + 4); /* YT0siz */ + p_header_data += 4; + opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_tmp, + 2); /* Csiz */ + p_header_data += 2; + if (l_tmp < 16385) { + l_image->numcomps = (OPJ_UINT16) l_tmp; + } else { + opj_event_msg(p_manager, EVT_ERROR, + "Error with SIZ marker: number of component is illegal -> %d\n", l_tmp); + return OPJ_FALSE; + } + + if (l_image->numcomps != l_nb_comp) { + opj_event_msg(p_manager, EVT_ERROR, + "Error with SIZ marker: number of component is not compatible with the remaining number of parameters ( %d vs %d)\n", + l_image->numcomps, l_nb_comp); + return OPJ_FALSE; + } + + /* testcase 4035.pdf.SIGSEGV.d8b.3375 */ + /* testcase issue427-null-image-size.jp2 */ + if ((l_image->x0 >= l_image->x1) || (l_image->y0 >= l_image->y1)) { + opj_event_msg(p_manager, EVT_ERROR, + "Error with SIZ marker: negative or zero image size (%" PRId64 " x %" PRId64 + ")\n", (OPJ_INT64)l_image->x1 - l_image->x0, + (OPJ_INT64)l_image->y1 - l_image->y0); + return OPJ_FALSE; + } + /* testcase 2539.pdf.SIGFPE.706.1712 (also 3622.pdf.SIGFPE.706.2916 and 4008.pdf.SIGFPE.706.3345 and maybe more) */ + if ((l_cp->tdx == 0U) || (l_cp->tdy == 0U)) { + opj_event_msg(p_manager, EVT_ERROR, + "Error with SIZ marker: invalid tile size (tdx: %d, tdy: %d)\n", l_cp->tdx, + l_cp->tdy); + return OPJ_FALSE; + } + + /* testcase issue427-illegal-tile-offset.jp2 */ + l_tx1 = opj_uint_adds(l_cp->tx0, l_cp->tdx); /* manage overflow */ + l_ty1 = opj_uint_adds(l_cp->ty0, l_cp->tdy); /* manage overflow */ + if ((l_cp->tx0 > l_image->x0) || (l_cp->ty0 > l_image->y0) || + (l_tx1 <= l_image->x0) || (l_ty1 <= l_image->y0)) { + opj_event_msg(p_manager, EVT_ERROR, + "Error with SIZ marker: illegal tile offset\n"); + return OPJ_FALSE; + } + if (!p_j2k->dump_state) { + OPJ_UINT32 siz_w, siz_h; + + siz_w = l_image->x1 - l_image->x0; + siz_h = l_image->y1 - l_image->y0; + + if (p_j2k->ihdr_w > 0 && p_j2k->ihdr_h > 0 + && (p_j2k->ihdr_w != siz_w || p_j2k->ihdr_h != siz_h)) { + opj_event_msg(p_manager, EVT_ERROR, + "Error with SIZ marker: IHDR w(%u) h(%u) vs. SIZ w(%u) h(%u)\n", p_j2k->ihdr_w, + p_j2k->ihdr_h, siz_w, siz_h); + return OPJ_FALSE; + } + } +#ifdef USE_JPWL + if (l_cp->correct) { + /* if JPWL is on, we check whether TX errors have damaged + too much the SIZ parameters */ + if (!(l_image->x1 * l_image->y1)) { + opj_event_msg(p_manager, EVT_ERROR, + "JPWL: bad image size (%d x %d)\n", + l_image->x1, l_image->y1); + if (!JPWL_ASSUME) { + opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n"); + return OPJ_FALSE; + } + } + + /* FIXME check previously in the function so why keep this piece of code ? Need by the norm ? + if (l_image->numcomps != ((len - 38) / 3)) { + opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR, + "JPWL: Csiz is %d => space in SIZ only for %d comps.!!!\n", + l_image->numcomps, ((len - 38) / 3)); + if (!JPWL_ASSUME) { + opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n"); + return OPJ_FALSE; + } + */ /* we try to correct */ + /* opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"); + if (l_image->numcomps < ((len - 38) / 3)) { + len = 38 + 3 * l_image->numcomps; + opj_event_msg(p_manager, EVT_WARNING, "- setting Lsiz to %d => HYPOTHESIS!!!\n", + len); + } else { + l_image->numcomps = ((len - 38) / 3); + opj_event_msg(p_manager, EVT_WARNING, "- setting Csiz to %d => HYPOTHESIS!!!\n", + l_image->numcomps); + } + } + */ + + /* update components number in the jpwl_exp_comps filed */ + l_cp->exp_comps = l_image->numcomps; + } +#endif /* USE_JPWL */ + + /* Allocate the resulting image components */ + l_image->comps = (opj_image_comp_t*) opj_calloc(l_image->numcomps, + sizeof(opj_image_comp_t)); + if (l_image->comps == 00) { + l_image->numcomps = 0; + opj_event_msg(p_manager, EVT_ERROR, + "Not enough memory to take in charge SIZ marker\n"); + return OPJ_FALSE; + } + + l_img_comp = l_image->comps; + + l_prec0 = 0; + l_sgnd0 = 0; + /* Read the component information */ + for (i = 0; i < l_image->numcomps; ++i) { + OPJ_UINT32 tmp; + opj_read_bytes(p_header_data, &tmp, 1); /* Ssiz_i */ + ++p_header_data; + l_img_comp->prec = (tmp & 0x7f) + 1; + l_img_comp->sgnd = tmp >> 7; + + if (p_j2k->dump_state == 0) { + if (i == 0) { + l_prec0 = l_img_comp->prec; + l_sgnd0 = l_img_comp->sgnd; + } else if (!l_cp->allow_different_bit_depth_sign + && (l_img_comp->prec != l_prec0 || l_img_comp->sgnd != l_sgnd0)) { + opj_event_msg(p_manager, EVT_WARNING, + "Despite JP2 BPC!=255, precision and/or sgnd values for comp[%d] is different than comp[0]:\n" + " [0] prec(%d) sgnd(%d) [%d] prec(%d) sgnd(%d)\n", i, l_prec0, l_sgnd0, + i, l_img_comp->prec, l_img_comp->sgnd); + } + /* TODO: we should perhaps also check against JP2 BPCC values */ + } + opj_read_bytes(p_header_data, &tmp, 1); /* XRsiz_i */ + ++p_header_data; + l_img_comp->dx = (OPJ_UINT32)tmp; /* should be between 1 and 255 */ + opj_read_bytes(p_header_data, &tmp, 1); /* YRsiz_i */ + ++p_header_data; + l_img_comp->dy = (OPJ_UINT32)tmp; /* should be between 1 and 255 */ + if (l_img_comp->dx < 1 || l_img_comp->dx > 255 || + l_img_comp->dy < 1 || l_img_comp->dy > 255) { + opj_event_msg(p_manager, EVT_ERROR, + "Invalid values for comp = %d : dx=%u dy=%u (should be between 1 and 255 according to the JPEG2000 norm)\n", + i, l_img_comp->dx, l_img_comp->dy); + return OPJ_FALSE; + } + /* Avoids later undefined shift in computation of */ + /* p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[i].m_dc_level_shift = 1 + << (l_image->comps[i].prec - 1); */ + if (l_img_comp->prec > 31) { + opj_event_msg(p_manager, EVT_ERROR, + "Invalid values for comp = %d : prec=%u (should be between 1 and 38 according to the JPEG2000 norm. OpenJpeg only supports up to 31)\n", + i, l_img_comp->prec); + return OPJ_FALSE; + } +#ifdef USE_JPWL + if (l_cp->correct) { + /* if JPWL is on, we check whether TX errors have damaged + too much the SIZ parameters, again */ + if (!(l_image->comps[i].dx * l_image->comps[i].dy)) { + opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR, + "JPWL: bad XRsiz_%d/YRsiz_%d (%d x %d)\n", + i, i, l_image->comps[i].dx, l_image->comps[i].dy); + if (!JPWL_ASSUME) { + opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n"); + return OPJ_FALSE; + } + /* we try to correct */ + opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n"); + if (!l_image->comps[i].dx) { + l_image->comps[i].dx = 1; + opj_event_msg(p_manager, EVT_WARNING, + "- setting XRsiz_%d to %d => HYPOTHESIS!!!\n", + i, l_image->comps[i].dx); + } + if (!l_image->comps[i].dy) { + l_image->comps[i].dy = 1; + opj_event_msg(p_manager, EVT_WARNING, + "- setting YRsiz_%d to %d => HYPOTHESIS!!!\n", + i, l_image->comps[i].dy); + } + } + } +#endif /* USE_JPWL */ + l_img_comp->resno_decoded = + 0; /* number of resolution decoded */ + l_img_comp->factor = + l_cp->m_specific_param.m_dec.m_reduce; /* reducing factor per component */ + ++l_img_comp; + } + + if (l_cp->tdx == 0 || l_cp->tdy == 0) { + return OPJ_FALSE; + } + + /* Compute the number of tiles */ + l_cp->tw = opj_uint_ceildiv(l_image->x1 - l_cp->tx0, l_cp->tdx); + l_cp->th = opj_uint_ceildiv(l_image->y1 - l_cp->ty0, l_cp->tdy); + + /* Check that the number of tiles is valid */ + if (l_cp->tw == 0 || l_cp->th == 0 || l_cp->tw > 65535 / l_cp->th) { + opj_event_msg(p_manager, EVT_ERROR, + "Invalid number of tiles : %u x %u (maximum fixed by jpeg2000 norm is 65535 tiles)\n", + l_cp->tw, l_cp->th); + return OPJ_FALSE; + } + l_nb_tiles = l_cp->tw * l_cp->th; + + /* Define the tiles which will be decoded */ + if (p_j2k->m_specific_param.m_decoder.m_discard_tiles) { + p_j2k->m_specific_param.m_decoder.m_start_tile_x = + (p_j2k->m_specific_param.m_decoder.m_start_tile_x - l_cp->tx0) / l_cp->tdx; + p_j2k->m_specific_param.m_decoder.m_start_tile_y = + (p_j2k->m_specific_param.m_decoder.m_start_tile_y - l_cp->ty0) / l_cp->tdy; + p_j2k->m_specific_param.m_decoder.m_end_tile_x = opj_uint_ceildiv( + p_j2k->m_specific_param.m_decoder.m_end_tile_x - l_cp->tx0, + l_cp->tdx); + p_j2k->m_specific_param.m_decoder.m_end_tile_y = opj_uint_ceildiv( + p_j2k->m_specific_param.m_decoder.m_end_tile_y - l_cp->ty0, + l_cp->tdy); + } else { + p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0; + p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0; + p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw; + p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th; + } + +#ifdef USE_JPWL + if (l_cp->correct) { + /* if JPWL is on, we check whether TX errors have damaged + too much the SIZ parameters */ + if ((l_cp->tw < 1) || (l_cp->th < 1) || (l_cp->tw > l_cp->max_tiles) || + (l_cp->th > l_cp->max_tiles)) { + opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR, + "JPWL: bad number of tiles (%d x %d)\n", + l_cp->tw, l_cp->th); + if (!JPWL_ASSUME) { + opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n"); + return OPJ_FALSE; + } + /* we try to correct */ + opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n"); + if (l_cp->tw < 1) { + l_cp->tw = 1; + opj_event_msg(p_manager, EVT_WARNING, + "- setting %d tiles in x => HYPOTHESIS!!!\n", + l_cp->tw); + } + if (l_cp->tw > l_cp->max_tiles) { + l_cp->tw = 1; + opj_event_msg(p_manager, EVT_WARNING, + "- too large x, increase expectance of %d\n" + "- setting %d tiles in x => HYPOTHESIS!!!\n", + l_cp->max_tiles, l_cp->tw); + } + if (l_cp->th < 1) { + l_cp->th = 1; + opj_event_msg(p_manager, EVT_WARNING, + "- setting %d tiles in y => HYPOTHESIS!!!\n", + l_cp->th); + } + if (l_cp->th > l_cp->max_tiles) { + l_cp->th = 1; + opj_event_msg(p_manager, EVT_WARNING, + "- too large y, increase expectance of %d to continue\n", + "- setting %d tiles in y => HYPOTHESIS!!!\n", + l_cp->max_tiles, l_cp->th); + } + } + } +#endif /* USE_JPWL */ + + /* memory allocations */ + l_cp->tcps = (opj_tcp_t*) opj_calloc(l_nb_tiles, sizeof(opj_tcp_t)); + if (l_cp->tcps == 00) { + opj_event_msg(p_manager, EVT_ERROR, + "Not enough memory to take in charge SIZ marker\n"); + return OPJ_FALSE; + } + +#ifdef USE_JPWL + if (l_cp->correct) { + if (!l_cp->tcps) { + opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR, + "JPWL: could not alloc tcps field of cp\n"); + if (!JPWL_ASSUME) { + opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n"); + return OPJ_FALSE; + } + } + } +#endif /* USE_JPWL */ + + p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps = + (opj_tccp_t*) opj_calloc(l_image->numcomps, sizeof(opj_tccp_t)); + if (p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps == 00) { + opj_event_msg(p_manager, EVT_ERROR, + "Not enough memory to take in charge SIZ marker\n"); + return OPJ_FALSE; + } + + p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records = + (opj_mct_data_t*)opj_calloc(OPJ_J2K_MCT_DEFAULT_NB_RECORDS, + sizeof(opj_mct_data_t)); + + if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records) { + opj_event_msg(p_manager, EVT_ERROR, + "Not enough memory to take in charge SIZ marker\n"); + return OPJ_FALSE; + } + p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mct_records = + OPJ_J2K_MCT_DEFAULT_NB_RECORDS; + + p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records = + (opj_simple_mcc_decorrelation_data_t*) + opj_calloc(OPJ_J2K_MCC_DEFAULT_NB_RECORDS, + sizeof(opj_simple_mcc_decorrelation_data_t)); + + if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records) { + opj_event_msg(p_manager, EVT_ERROR, + "Not enough memory to take in charge SIZ marker\n"); + return OPJ_FALSE; + } + p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mcc_records = + OPJ_J2K_MCC_DEFAULT_NB_RECORDS; + + /* set up default dc level shift */ + for (i = 0; i < l_image->numcomps; ++i) { + if (! l_image->comps[i].sgnd) { + p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[i].m_dc_level_shift = 1 + << (l_image->comps[i].prec - 1); + } + } + + l_current_tile_param = l_cp->tcps; + for (i = 0; i < l_nb_tiles; ++i) { + l_current_tile_param->tccps = (opj_tccp_t*) opj_calloc(l_image->numcomps, + sizeof(opj_tccp_t)); + if (l_current_tile_param->tccps == 00) { + opj_event_msg(p_manager, EVT_ERROR, + "Not enough memory to take in charge SIZ marker\n"); + return OPJ_FALSE; + } + + ++l_current_tile_param; + } + + /*Allocate and initialize some elements of codestrem index*/ + if (!opj_j2k_allocate_tile_element_cstr_index(p_j2k)) { + return OPJ_FALSE; + } + + p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MH; + opj_image_comp_header_update(l_image, l_cp); + + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_write_com(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager + ) +{ + OPJ_UINT32 l_comment_size; + OPJ_UINT32 l_total_com_size; + const OPJ_CHAR *l_comment; + OPJ_BYTE * l_current_ptr = 00; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_stream != 00); + assert(p_manager != 00); + + l_comment = p_j2k->m_cp.comment; + l_comment_size = (OPJ_UINT32)strlen(l_comment); + l_total_com_size = l_comment_size + 6; + + if (l_total_com_size > + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) { + OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc( + p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_total_com_size); + if (! new_header_tile_data) { + opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data); + p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0; + opj_event_msg(p_manager, EVT_ERROR, + "Not enough memory to write the COM marker\n"); + return OPJ_FALSE; + } + p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_total_com_size; + } + + l_current_ptr = p_j2k->m_specific_param.m_encoder.m_header_tile_data; + + opj_write_bytes(l_current_ptr, J2K_MS_COM, 2); /* COM */ + l_current_ptr += 2; + + opj_write_bytes(l_current_ptr, l_total_com_size - 2, 2); /* L_COM */ + l_current_ptr += 2; + + opj_write_bytes(l_current_ptr, 1, + 2); /* General use (IS 8859-15:1999 (Latin) values) */ + l_current_ptr += 2; + + memcpy(l_current_ptr, l_comment, l_comment_size); + + if (opj_stream_write_data(p_stream, + p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_total_com_size, + p_manager) != l_total_com_size) { + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +/** + * Reads a COM marker (comments) + * @param p_j2k the jpeg2000 file codec. + * @param p_header_data the data contained in the COM box. + * @param p_header_size the size of the data contained in the COM marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_com(opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager + ) +{ + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_header_data != 00); + + OPJ_UNUSED(p_j2k); + OPJ_UNUSED(p_header_data); + OPJ_UNUSED(p_header_size); + OPJ_UNUSED(p_manager); + + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_write_cod(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager) +{ + opj_cp_t *l_cp = 00; + opj_tcp_t *l_tcp = 00; + OPJ_UINT32 l_code_size, l_remaining_size; + OPJ_BYTE * l_current_data = 00; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + l_cp = &(p_j2k->m_cp); + l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number]; + l_code_size = 9 + opj_j2k_get_SPCod_SPCoc_size(p_j2k, + p_j2k->m_current_tile_number, 0); + l_remaining_size = l_code_size; + + if (l_code_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) { + OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc( + p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_code_size); + if (! new_header_tile_data) { + opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data); + p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write COD marker\n"); + return OPJ_FALSE; + } + p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_code_size; + } + + l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data; + + opj_write_bytes(l_current_data, J2K_MS_COD, 2); /* COD */ + l_current_data += 2; + + opj_write_bytes(l_current_data, l_code_size - 2, 2); /* L_COD */ + l_current_data += 2; + + opj_write_bytes(l_current_data, l_tcp->csty, 1); /* Scod */ + ++l_current_data; + + opj_write_bytes(l_current_data, (OPJ_UINT32)l_tcp->prg, 1); /* SGcod (A) */ + ++l_current_data; + + opj_write_bytes(l_current_data, l_tcp->numlayers, 2); /* SGcod (B) */ + l_current_data += 2; + + opj_write_bytes(l_current_data, l_tcp->mct, 1); /* SGcod (C) */ + ++l_current_data; + + l_remaining_size -= 9; + + if (! opj_j2k_write_SPCod_SPCoc(p_j2k, p_j2k->m_current_tile_number, 0, + l_current_data, &l_remaining_size, p_manager)) { + opj_event_msg(p_manager, EVT_ERROR, "Error writing COD marker\n"); + return OPJ_FALSE; + } + + if (l_remaining_size != 0) { + opj_event_msg(p_manager, EVT_ERROR, "Error writing COD marker\n"); + return OPJ_FALSE; + } + + if (opj_stream_write_data(p_stream, + p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_code_size, + p_manager) != l_code_size) { + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +/** + * Reads a COD marker (Coding style defaults) + * @param p_header_data the data contained in the COD box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the COD marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_cod(opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager + ) +{ + /* loop */ + OPJ_UINT32 i; + OPJ_UINT32 l_tmp; + opj_cp_t *l_cp = 00; + opj_tcp_t *l_tcp = 00; + opj_image_t *l_image = 00; + + /* preconditions */ + assert(p_header_data != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + l_image = p_j2k->m_private_image; + l_cp = &(p_j2k->m_cp); + + /* If we are in the first tile-part header of the current tile */ + l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ? + &l_cp->tcps[p_j2k->m_current_tile_number] : + p_j2k->m_specific_param.m_decoder.m_default_tcp; + +#if 0 + /* This check was added per https://github.com/uclouvain/openjpeg/commit/daed8cc9195555e101ab708a501af2dfe6d5e001 */ + /* but this is no longer necessary to handle issue476.jp2 */ + /* and this actually cause issues on legit files. See https://github.com/uclouvain/openjpeg/issues/1043 */ + /* Only one COD per tile */ + if (l_tcp->cod) { + opj_event_msg(p_manager, EVT_ERROR, + "COD marker already read. No more than one COD marker per tile.\n"); + return OPJ_FALSE; + } +#endif + l_tcp->cod = 1; + + /* Make sure room is sufficient */ + if (p_header_size < 5) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n"); + return OPJ_FALSE; + } + + opj_read_bytes(p_header_data, &l_tcp->csty, 1); /* Scod */ + ++p_header_data; + /* Make sure we know how to decode this */ + if ((l_tcp->csty & ~(OPJ_UINT32)(J2K_CP_CSTY_PRT | J2K_CP_CSTY_SOP | + J2K_CP_CSTY_EPH)) != 0U) { + opj_event_msg(p_manager, EVT_ERROR, "Unknown Scod value in COD marker\n"); + return OPJ_FALSE; + } + opj_read_bytes(p_header_data, &l_tmp, 1); /* SGcod (A) */ + ++p_header_data; + l_tcp->prg = (OPJ_PROG_ORDER) l_tmp; + /* Make sure progression order is valid */ + if (l_tcp->prg > OPJ_CPRL) { + opj_event_msg(p_manager, EVT_ERROR, + "Unknown progression order in COD marker\n"); + l_tcp->prg = OPJ_PROG_UNKNOWN; + } + opj_read_bytes(p_header_data, &l_tcp->numlayers, 2); /* SGcod (B) */ + p_header_data += 2; + + if ((l_tcp->numlayers < 1U) || (l_tcp->numlayers > 65535U)) { + opj_event_msg(p_manager, EVT_ERROR, + "Invalid number of layers in COD marker : %d not in range [1-65535]\n", + l_tcp->numlayers); + return OPJ_FALSE; + } + + /* If user didn't set a number layer to decode take the max specify in the codestream. */ + if (l_cp->m_specific_param.m_dec.m_layer) { + l_tcp->num_layers_to_decode = l_cp->m_specific_param.m_dec.m_layer; + } else { + l_tcp->num_layers_to_decode = l_tcp->numlayers; + } + + opj_read_bytes(p_header_data, &l_tcp->mct, 1); /* SGcod (C) */ + ++p_header_data; + + if (l_tcp->mct > 1) { + opj_event_msg(p_manager, EVT_ERROR, + "Invalid multiple component transformation\n"); + return OPJ_FALSE; + } + + p_header_size -= 5; + for (i = 0; i < l_image->numcomps; ++i) { + l_tcp->tccps[i].csty = l_tcp->csty & J2K_CCP_CSTY_PRT; + } + + if (! opj_j2k_read_SPCod_SPCoc(p_j2k, 0, p_header_data, &p_header_size, + p_manager)) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n"); + return OPJ_FALSE; + } + + if (p_header_size != 0) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n"); + return OPJ_FALSE; + } + + /* Apply the coding style to other components of the current tile or the m_default_tcp*/ + opj_j2k_copy_tile_component_parameters(p_j2k); + + /* Index */ +#ifdef WIP_REMOVE_MSD + if (p_j2k->cstr_info) { + /*opj_codestream_info_t *l_cstr_info = p_j2k->cstr_info;*/ + p_j2k->cstr_info->prog = l_tcp->prg; + p_j2k->cstr_info->numlayers = l_tcp->numlayers; + p_j2k->cstr_info->numdecompos = (OPJ_INT32*) opj_malloc( + l_image->numcomps * sizeof(OPJ_UINT32)); + if (!p_j2k->cstr_info->numdecompos) { + return OPJ_FALSE; + } + for (i = 0; i < l_image->numcomps; ++i) { + p_j2k->cstr_info->numdecompos[i] = l_tcp->tccps[i].numresolutions - 1; + } + } +#endif + + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_write_coc(opj_j2k_t *p_j2k, + OPJ_UINT32 p_comp_no, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager) +{ + OPJ_UINT32 l_coc_size, l_remaining_size; + OPJ_UINT32 l_comp_room; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + l_comp_room = (p_j2k->m_private_image->numcomps <= 256) ? 1 : 2; + + l_coc_size = 5 + l_comp_room + opj_j2k_get_SPCod_SPCoc_size(p_j2k, + p_j2k->m_current_tile_number, p_comp_no); + + if (l_coc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) { + OPJ_BYTE *new_header_tile_data; + /*p_j2k->m_specific_param.m_encoder.m_header_tile_data + = (OPJ_BYTE*)opj_realloc( + p_j2k->m_specific_param.m_encoder.m_header_tile_data, + l_coc_size);*/ + + new_header_tile_data = (OPJ_BYTE *) opj_realloc( + p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_coc_size); + if (! new_header_tile_data) { + opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data); + p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write COC marker\n"); + return OPJ_FALSE; + } + p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_coc_size; + } + + opj_j2k_write_coc_in_memory(p_j2k, p_comp_no, + p_j2k->m_specific_param.m_encoder.m_header_tile_data, &l_remaining_size, + p_manager); + + if (opj_stream_write_data(p_stream, + p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_coc_size, + p_manager) != l_coc_size) { + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_compare_coc(opj_j2k_t *p_j2k, + OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no) +{ + opj_cp_t *l_cp = NULL; + opj_tcp_t *l_tcp = NULL; + + /* preconditions */ + assert(p_j2k != 00); + + l_cp = &(p_j2k->m_cp); + l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number]; + + if (l_tcp->tccps[p_first_comp_no].csty != l_tcp->tccps[p_second_comp_no].csty) { + return OPJ_FALSE; + } + + + return opj_j2k_compare_SPCod_SPCoc(p_j2k, p_j2k->m_current_tile_number, + p_first_comp_no, p_second_comp_no); +} + +static void opj_j2k_write_coc_in_memory(opj_j2k_t *p_j2k, + OPJ_UINT32 p_comp_no, + OPJ_BYTE * p_data, + OPJ_UINT32 * p_data_written, + opj_event_mgr_t * p_manager + ) +{ + opj_cp_t *l_cp = 00; + opj_tcp_t *l_tcp = 00; + OPJ_UINT32 l_coc_size, l_remaining_size; + OPJ_BYTE * l_current_data = 00; + opj_image_t *l_image = 00; + OPJ_UINT32 l_comp_room; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + + l_cp = &(p_j2k->m_cp); + l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number]; + l_image = p_j2k->m_private_image; + l_comp_room = (l_image->numcomps <= 256) ? 1 : 2; + + l_coc_size = 5 + l_comp_room + opj_j2k_get_SPCod_SPCoc_size(p_j2k, + p_j2k->m_current_tile_number, p_comp_no); + l_remaining_size = l_coc_size; + + l_current_data = p_data; + + opj_write_bytes(l_current_data, J2K_MS_COC, + 2); /* COC */ + l_current_data += 2; + + opj_write_bytes(l_current_data, l_coc_size - 2, + 2); /* L_COC */ + l_current_data += 2; + + opj_write_bytes(l_current_data, p_comp_no, l_comp_room); /* Ccoc */ + l_current_data += l_comp_room; + + opj_write_bytes(l_current_data, l_tcp->tccps[p_comp_no].csty, + 1); /* Scoc */ + ++l_current_data; + + l_remaining_size -= (5 + l_comp_room); + opj_j2k_write_SPCod_SPCoc(p_j2k, p_j2k->m_current_tile_number, 0, + l_current_data, &l_remaining_size, p_manager); + * p_data_written = l_coc_size; +} + +static OPJ_UINT32 opj_j2k_get_max_coc_size(opj_j2k_t *p_j2k) +{ + OPJ_UINT32 i, j; + OPJ_UINT32 l_nb_comp; + OPJ_UINT32 l_nb_tiles; + OPJ_UINT32 l_max = 0; + + /* preconditions */ + + l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th ; + l_nb_comp = p_j2k->m_private_image->numcomps; + + for (i = 0; i < l_nb_tiles; ++i) { + for (j = 0; j < l_nb_comp; ++j) { + l_max = opj_uint_max(l_max, opj_j2k_get_SPCod_SPCoc_size(p_j2k, i, j)); + } + } + + return 6 + l_max; +} + +/** + * Reads a COC marker (Coding Style Component) + * @param p_header_data the data contained in the COC box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the COC marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_coc(opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager + ) +{ + opj_cp_t *l_cp = NULL; + opj_tcp_t *l_tcp = NULL; + opj_image_t *l_image = NULL; + OPJ_UINT32 l_comp_room; + OPJ_UINT32 l_comp_no; + + /* preconditions */ + assert(p_header_data != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + l_cp = &(p_j2k->m_cp); + l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) + ? + &l_cp->tcps[p_j2k->m_current_tile_number] : + p_j2k->m_specific_param.m_decoder.m_default_tcp; + l_image = p_j2k->m_private_image; + + l_comp_room = l_image->numcomps <= 256 ? 1 : 2; + + /* make sure room is sufficient*/ + if (p_header_size < l_comp_room + 1) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n"); + return OPJ_FALSE; + } + p_header_size -= l_comp_room + 1; + + opj_read_bytes(p_header_data, &l_comp_no, + l_comp_room); /* Ccoc */ + p_header_data += l_comp_room; + if (l_comp_no >= l_image->numcomps) { + opj_event_msg(p_manager, EVT_ERROR, + "Error reading COC marker (bad number of components)\n"); + return OPJ_FALSE; + } + + opj_read_bytes(p_header_data, &l_tcp->tccps[l_comp_no].csty, + 1); /* Scoc */ + ++p_header_data ; + + if (! opj_j2k_read_SPCod_SPCoc(p_j2k, l_comp_no, p_header_data, &p_header_size, + p_manager)) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n"); + return OPJ_FALSE; + } + + if (p_header_size != 0) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n"); + return OPJ_FALSE; + } + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_write_qcd(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager + ) +{ + OPJ_UINT32 l_qcd_size, l_remaining_size; + OPJ_BYTE * l_current_data = 00; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + l_qcd_size = 4 + opj_j2k_get_SQcd_SQcc_size(p_j2k, p_j2k->m_current_tile_number, + 0); + l_remaining_size = l_qcd_size; + + if (l_qcd_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) { + OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc( + p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcd_size); + if (! new_header_tile_data) { + opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data); + p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write QCD marker\n"); + return OPJ_FALSE; + } + p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_qcd_size; + } + + l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data; + + opj_write_bytes(l_current_data, J2K_MS_QCD, 2); /* QCD */ + l_current_data += 2; + + opj_write_bytes(l_current_data, l_qcd_size - 2, 2); /* L_QCD */ + l_current_data += 2; + + l_remaining_size -= 4; + + if (! opj_j2k_write_SQcd_SQcc(p_j2k, p_j2k->m_current_tile_number, 0, + l_current_data, &l_remaining_size, p_manager)) { + opj_event_msg(p_manager, EVT_ERROR, "Error writing QCD marker\n"); + return OPJ_FALSE; + } + + if (l_remaining_size != 0) { + opj_event_msg(p_manager, EVT_ERROR, "Error writing QCD marker\n"); + return OPJ_FALSE; + } + + if (opj_stream_write_data(p_stream, + p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcd_size, + p_manager) != l_qcd_size) { + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +/** + * Reads a QCD marker (Quantization defaults) + * @param p_header_data the data contained in the QCD box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the QCD marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_qcd(opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager + ) +{ + /* preconditions */ + assert(p_header_data != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + if (! opj_j2k_read_SQcd_SQcc(p_j2k, 0, p_header_data, &p_header_size, + p_manager)) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading QCD marker\n"); + return OPJ_FALSE; + } + + if (p_header_size != 0) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading QCD marker\n"); + return OPJ_FALSE; + } + + /* Apply the quantization parameters to other components of the current tile or the m_default_tcp */ + opj_j2k_copy_tile_quantization_parameters(p_j2k); + + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_write_qcc(opj_j2k_t *p_j2k, + OPJ_UINT32 p_comp_no, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager + ) +{ + OPJ_UINT32 l_qcc_size, l_remaining_size; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + l_qcc_size = 5 + opj_j2k_get_SQcd_SQcc_size(p_j2k, p_j2k->m_current_tile_number, + p_comp_no); + l_qcc_size += p_j2k->m_private_image->numcomps <= 256 ? 0 : 1; + l_remaining_size = l_qcc_size; + + if (l_qcc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) { + OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc( + p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcc_size); + if (! new_header_tile_data) { + opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data); + p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write QCC marker\n"); + return OPJ_FALSE; + } + p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_qcc_size; + } + + opj_j2k_write_qcc_in_memory(p_j2k, p_comp_no, + p_j2k->m_specific_param.m_encoder.m_header_tile_data, &l_remaining_size, + p_manager); + + if (opj_stream_write_data(p_stream, + p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcc_size, + p_manager) != l_qcc_size) { + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_compare_qcc(opj_j2k_t *p_j2k, + OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no) +{ + return opj_j2k_compare_SQcd_SQcc(p_j2k, p_j2k->m_current_tile_number, + p_first_comp_no, p_second_comp_no); +} + +static void opj_j2k_write_qcc_in_memory(opj_j2k_t *p_j2k, + OPJ_UINT32 p_comp_no, + OPJ_BYTE * p_data, + OPJ_UINT32 * p_data_written, + opj_event_mgr_t * p_manager + ) +{ + OPJ_UINT32 l_qcc_size, l_remaining_size; + OPJ_BYTE * l_current_data = 00; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + + l_qcc_size = 6 + opj_j2k_get_SQcd_SQcc_size(p_j2k, p_j2k->m_current_tile_number, + p_comp_no); + l_remaining_size = l_qcc_size; + + l_current_data = p_data; + + opj_write_bytes(l_current_data, J2K_MS_QCC, 2); /* QCC */ + l_current_data += 2; + + if (p_j2k->m_private_image->numcomps <= 256) { + --l_qcc_size; + + opj_write_bytes(l_current_data, l_qcc_size - 2, 2); /* L_QCC */ + l_current_data += 2; + + opj_write_bytes(l_current_data, p_comp_no, 1); /* Cqcc */ + ++l_current_data; + + /* in the case only one byte is sufficient the last byte allocated is useless -> still do -6 for available */ + l_remaining_size -= 6; + } else { + opj_write_bytes(l_current_data, l_qcc_size - 2, 2); /* L_QCC */ + l_current_data += 2; + + opj_write_bytes(l_current_data, p_comp_no, 2); /* Cqcc */ + l_current_data += 2; + + l_remaining_size -= 6; + } + + opj_j2k_write_SQcd_SQcc(p_j2k, p_j2k->m_current_tile_number, p_comp_no, + l_current_data, &l_remaining_size, p_manager); + + *p_data_written = l_qcc_size; +} + +static OPJ_UINT32 opj_j2k_get_max_qcc_size(opj_j2k_t *p_j2k) +{ + return opj_j2k_get_max_coc_size(p_j2k); +} + +/** + * Reads a QCC marker (Quantization component) + * @param p_header_data the data contained in the QCC box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the QCC marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_qcc(opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager + ) +{ + OPJ_UINT32 l_num_comp, l_comp_no; + + /* preconditions */ + assert(p_header_data != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + l_num_comp = p_j2k->m_private_image->numcomps; + + if (l_num_comp <= 256) { + if (p_header_size < 1) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n"); + return OPJ_FALSE; + } + opj_read_bytes(p_header_data, &l_comp_no, 1); + ++p_header_data; + --p_header_size; + } else { + if (p_header_size < 2) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n"); + return OPJ_FALSE; + } + opj_read_bytes(p_header_data, &l_comp_no, 2); + p_header_data += 2; + p_header_size -= 2; + } + +#ifdef USE_JPWL + if (p_j2k->m_cp.correct) { + + static OPJ_UINT32 backup_compno = 0; + + /* compno is negative or larger than the number of components!!! */ + if (/*(l_comp_no < 0) ||*/ (l_comp_no >= l_num_comp)) { + opj_event_msg(p_manager, EVT_ERROR, + "JPWL: bad component number in QCC (%d out of a maximum of %d)\n", + l_comp_no, l_num_comp); + if (!JPWL_ASSUME) { + opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n"); + return OPJ_FALSE; + } + /* we try to correct */ + l_comp_no = backup_compno % l_num_comp; + opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n" + "- setting component number to %d\n", + l_comp_no); + } + + /* keep your private count of tiles */ + backup_compno++; + }; +#endif /* USE_JPWL */ + + if (l_comp_no >= p_j2k->m_private_image->numcomps) { + opj_event_msg(p_manager, EVT_ERROR, + "Invalid component number: %d, regarding the number of components %d\n", + l_comp_no, p_j2k->m_private_image->numcomps); + return OPJ_FALSE; + } + + if (! opj_j2k_read_SQcd_SQcc(p_j2k, l_comp_no, p_header_data, &p_header_size, + p_manager)) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n"); + return OPJ_FALSE; + } + + if (p_header_size != 0) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n"); + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_write_poc(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager + ) +{ + OPJ_UINT32 l_nb_comp; + OPJ_UINT32 l_nb_poc; + OPJ_UINT32 l_poc_size; + OPJ_UINT32 l_written_size = 0; + opj_tcp_t *l_tcp = 00; + OPJ_UINT32 l_poc_room; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + l_tcp = &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]; + l_nb_comp = p_j2k->m_private_image->numcomps; + l_nb_poc = 1 + l_tcp->numpocs; + + if (l_nb_comp <= 256) { + l_poc_room = 1; + } else { + l_poc_room = 2; + } + l_poc_size = 4 + (5 + 2 * l_poc_room) * l_nb_poc; + + if (l_poc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) { + OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc( + p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_poc_size); + if (! new_header_tile_data) { + opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data); + p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write POC marker\n"); + return OPJ_FALSE; + } + p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_poc_size; + } + + opj_j2k_write_poc_in_memory(p_j2k, + p_j2k->m_specific_param.m_encoder.m_header_tile_data, &l_written_size, + p_manager); + + if (opj_stream_write_data(p_stream, + p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_poc_size, + p_manager) != l_poc_size) { + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +static void opj_j2k_write_poc_in_memory(opj_j2k_t *p_j2k, + OPJ_BYTE * p_data, + OPJ_UINT32 * p_data_written, + opj_event_mgr_t * p_manager + ) +{ + OPJ_UINT32 i; + OPJ_BYTE * l_current_data = 00; + OPJ_UINT32 l_nb_comp; + OPJ_UINT32 l_nb_poc; + OPJ_UINT32 l_poc_size; + opj_image_t *l_image = 00; + opj_tcp_t *l_tcp = 00; + opj_tccp_t *l_tccp = 00; + opj_poc_t *l_current_poc = 00; + OPJ_UINT32 l_poc_room; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + + OPJ_UNUSED(p_manager); + + l_tcp = &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]; + l_tccp = &l_tcp->tccps[0]; + l_image = p_j2k->m_private_image; + l_nb_comp = l_image->numcomps; + l_nb_poc = 1 + l_tcp->numpocs; + + if (l_nb_comp <= 256) { + l_poc_room = 1; + } else { + l_poc_room = 2; + } + + l_poc_size = 4 + (5 + 2 * l_poc_room) * l_nb_poc; + + l_current_data = p_data; + + opj_write_bytes(l_current_data, J2K_MS_POC, + 2); /* POC */ + l_current_data += 2; + + opj_write_bytes(l_current_data, l_poc_size - 2, + 2); /* Lpoc */ + l_current_data += 2; + + l_current_poc = l_tcp->pocs; + for (i = 0; i < l_nb_poc; ++i) { + opj_write_bytes(l_current_data, l_current_poc->resno0, + 1); /* RSpoc_i */ + ++l_current_data; + + opj_write_bytes(l_current_data, l_current_poc->compno0, + l_poc_room); /* CSpoc_i */ + l_current_data += l_poc_room; + + opj_write_bytes(l_current_data, l_current_poc->layno1, + 2); /* LYEpoc_i */ + l_current_data += 2; + + opj_write_bytes(l_current_data, l_current_poc->resno1, + 1); /* REpoc_i */ + ++l_current_data; + + opj_write_bytes(l_current_data, l_current_poc->compno1, + l_poc_room); /* CEpoc_i */ + l_current_data += l_poc_room; + + opj_write_bytes(l_current_data, (OPJ_UINT32)l_current_poc->prg, + 1); /* Ppoc_i */ + ++l_current_data; + + /* change the value of the max layer according to the actual number of layers in the file, components and resolutions*/ + l_current_poc->layno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32) + l_current_poc->layno1, (OPJ_INT32)l_tcp->numlayers); + l_current_poc->resno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32) + l_current_poc->resno1, (OPJ_INT32)l_tccp->numresolutions); + l_current_poc->compno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32) + l_current_poc->compno1, (OPJ_INT32)l_nb_comp); + + ++l_current_poc; + } + + *p_data_written = l_poc_size; +} + +static OPJ_UINT32 opj_j2k_get_max_poc_size(opj_j2k_t *p_j2k) +{ + opj_tcp_t * l_tcp = 00; + OPJ_UINT32 l_nb_tiles = 0; + OPJ_UINT32 l_max_poc = 0; + OPJ_UINT32 i; + + l_tcp = p_j2k->m_cp.tcps; + l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw; + + for (i = 0; i < l_nb_tiles; ++i) { + l_max_poc = opj_uint_max(l_max_poc, l_tcp->numpocs); + ++l_tcp; + } + + ++l_max_poc; + + return 4 + 9 * l_max_poc; +} + +static OPJ_UINT32 opj_j2k_get_max_toc_size(opj_j2k_t *p_j2k) +{ + OPJ_UINT32 i; + OPJ_UINT32 l_nb_tiles; + OPJ_UINT32 l_max = 0; + opj_tcp_t * l_tcp = 00; + + l_tcp = p_j2k->m_cp.tcps; + l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th ; + + for (i = 0; i < l_nb_tiles; ++i) { + l_max = opj_uint_max(l_max, l_tcp->m_nb_tile_parts); + + ++l_tcp; + } + + return 12 * l_max; +} + +static OPJ_UINT32 opj_j2k_get_specific_header_sizes(opj_j2k_t *p_j2k) +{ + OPJ_UINT32 l_nb_bytes = 0; + OPJ_UINT32 l_nb_comps; + OPJ_UINT32 l_coc_bytes, l_qcc_bytes; + + l_nb_comps = p_j2k->m_private_image->numcomps - 1; + l_nb_bytes += opj_j2k_get_max_toc_size(p_j2k); + + if (!(OPJ_IS_CINEMA(p_j2k->m_cp.rsiz))) { + l_coc_bytes = opj_j2k_get_max_coc_size(p_j2k); + l_nb_bytes += l_nb_comps * l_coc_bytes; + + l_qcc_bytes = opj_j2k_get_max_qcc_size(p_j2k); + l_nb_bytes += l_nb_comps * l_qcc_bytes; + } + + l_nb_bytes += opj_j2k_get_max_poc_size(p_j2k); + + if (p_j2k->m_specific_param.m_encoder.m_PLT) { + /* Reserve space for PLT markers */ + + OPJ_UINT32 i; + const opj_cp_t * l_cp = &(p_j2k->m_cp); + OPJ_UINT32 l_max_packet_count = 0; + for (i = 0; i < l_cp->th * l_cp->tw; ++i) { + l_max_packet_count = opj_uint_max(l_max_packet_count, + opj_get_encoding_packet_count(p_j2k->m_private_image, l_cp, i)); + } + /* Minimum 6 bytes per PLT marker, and at a minimum (taking a pessimistic */ + /* estimate of 4 bytes for a packet size), one can write */ + /* (65536-6) / 4 = 16382 paquet sizes per PLT marker */ + p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT = + 6 * opj_uint_ceildiv(l_max_packet_count, 16382); + /* Maximum 5 bytes per packet to encode a full UINT32 */ + p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT += + l_nb_bytes += 5 * l_max_packet_count; + p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT += 1; + l_nb_bytes += p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT; + } + + /*** DEVELOPER CORNER, Add room for your headers ***/ + + return l_nb_bytes; +} + +/** + * Reads a POC marker (Progression Order Change) + * + * @param p_header_data the data contained in the POC box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the POC marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_poc(opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager + ) +{ + OPJ_UINT32 i, l_nb_comp, l_tmp; + opj_image_t * l_image = 00; + OPJ_UINT32 l_old_poc_nb, l_current_poc_nb, l_current_poc_remaining; + OPJ_UINT32 l_chunk_size, l_comp_room; + + opj_cp_t *l_cp = 00; + opj_tcp_t *l_tcp = 00; + opj_poc_t *l_current_poc = 00; + + /* preconditions */ + assert(p_header_data != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + l_image = p_j2k->m_private_image; + l_nb_comp = l_image->numcomps; + if (l_nb_comp <= 256) { + l_comp_room = 1; + } else { + l_comp_room = 2; + } + l_chunk_size = 5 + 2 * l_comp_room; + l_current_poc_nb = p_header_size / l_chunk_size; + l_current_poc_remaining = p_header_size % l_chunk_size; + + if ((l_current_poc_nb <= 0) || (l_current_poc_remaining != 0)) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading POC marker\n"); + return OPJ_FALSE; + } + + l_cp = &(p_j2k->m_cp); + l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ? + &l_cp->tcps[p_j2k->m_current_tile_number] : + p_j2k->m_specific_param.m_decoder.m_default_tcp; + l_old_poc_nb = l_tcp->POC ? l_tcp->numpocs + 1 : 0; + l_current_poc_nb += l_old_poc_nb; + + if (l_current_poc_nb >= J2K_MAX_POCS) { + opj_event_msg(p_manager, EVT_ERROR, "Too many POCs %d\n", l_current_poc_nb); + return OPJ_FALSE; + } + + /* now poc is in use.*/ + l_tcp->POC = 1; + + l_current_poc = &l_tcp->pocs[l_old_poc_nb]; + for (i = l_old_poc_nb; i < l_current_poc_nb; ++i) { + opj_read_bytes(p_header_data, &(l_current_poc->resno0), + 1); /* RSpoc_i */ + ++p_header_data; + opj_read_bytes(p_header_data, &(l_current_poc->compno0), + l_comp_room); /* CSpoc_i */ + p_header_data += l_comp_room; + opj_read_bytes(p_header_data, &(l_current_poc->layno1), + 2); /* LYEpoc_i */ + /* make sure layer end is in acceptable bounds */ + l_current_poc->layno1 = opj_uint_min(l_current_poc->layno1, l_tcp->numlayers); + p_header_data += 2; + opj_read_bytes(p_header_data, &(l_current_poc->resno1), + 1); /* REpoc_i */ + ++p_header_data; + opj_read_bytes(p_header_data, &(l_current_poc->compno1), + l_comp_room); /* CEpoc_i */ + p_header_data += l_comp_room; + opj_read_bytes(p_header_data, &l_tmp, + 1); /* Ppoc_i */ + ++p_header_data; + l_current_poc->prg = (OPJ_PROG_ORDER) l_tmp; + /* make sure comp is in acceptable bounds */ + l_current_poc->compno1 = opj_uint_min(l_current_poc->compno1, l_nb_comp); + ++l_current_poc; + } + + l_tcp->numpocs = l_current_poc_nb - 1; + return OPJ_TRUE; +} + +/** + * Reads a CRG marker (Component registration) + * + * @param p_header_data the data contained in the TLM box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the TLM marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_crg(opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager + ) +{ + OPJ_UINT32 l_nb_comp; + /* preconditions */ + assert(p_header_data != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + OPJ_UNUSED(p_header_data); + + l_nb_comp = p_j2k->m_private_image->numcomps; + + if (p_header_size != l_nb_comp * 4) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading CRG marker\n"); + return OPJ_FALSE; + } + /* Do not care of this at the moment since only local variables are set here */ + /* + for + (i = 0; i < l_nb_comp; ++i) + { + opj_read_bytes(p_header_data,&l_Xcrg_i,2); // Xcrg_i + p_header_data+=2; + opj_read_bytes(p_header_data,&l_Ycrg_i,2); // Xcrg_i + p_header_data+=2; + } + */ + return OPJ_TRUE; +} + +/** + * Reads a TLM marker (Tile Length Marker) + * + * @param p_header_data the data contained in the TLM box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the TLM marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_tlm(opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager + ) +{ + OPJ_UINT32 l_Ztlm, l_Stlm, l_ST, l_SP, + l_Ptlm_size, l_entry_size, l_num_tileparts; + OPJ_UINT32 i; + opj_j2k_tlm_tile_part_info_t* l_tile_part_infos; + opj_j2k_tlm_info_t* l_tlm; + + /* preconditions */ + assert(p_header_data != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + l_tlm = &(p_j2k->m_specific_param.m_decoder.m_tlm); + + if (p_header_size < 2) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading TLM marker.\n"); + return OPJ_FALSE; + } + p_header_size -= 2; + + if (l_tlm->m_is_invalid) { + return OPJ_TRUE; + } + + opj_read_bytes(p_header_data, &l_Ztlm, + 1); /* Ztlm */ + ++p_header_data; + opj_read_bytes(p_header_data, &l_Stlm, + 1); /* Stlm */ + ++p_header_data; + + l_ST = ((l_Stlm >> 4) & 0x3); + if (l_ST == 3) { + l_tlm->m_is_invalid = OPJ_TRUE; + opj_event_msg(p_manager, EVT_WARNING, + "opj_j2k_read_tlm(): ST = 3 is invalid.\n"); + return OPJ_TRUE; + } + l_SP = (l_Stlm >> 6) & 0x1; + + l_Ptlm_size = (l_SP + 1) * 2; + l_entry_size = l_Ptlm_size + l_ST; + + if ((p_header_size % l_entry_size) != 0) { + l_tlm->m_is_invalid = OPJ_TRUE; + opj_event_msg(p_manager, EVT_WARNING, + "opj_j2k_read_tlm(): TLM marker not of expected size.\n"); + return OPJ_TRUE; + } + + l_num_tileparts = p_header_size / l_entry_size; + if (l_num_tileparts == 0) { + /* not totally sure if this is valid... */ + return OPJ_TRUE; + } + + /* Highly unlikely, unless there are gazillions of TLM markers */ + if (l_tlm->m_entries_count > UINT32_MAX - l_num_tileparts || + l_tlm->m_entries_count + l_num_tileparts > UINT32_MAX / sizeof( + opj_j2k_tlm_tile_part_info_t)) { + l_tlm->m_is_invalid = OPJ_TRUE; + opj_event_msg(p_manager, EVT_WARNING, + "opj_j2k_read_tlm(): too many TLM markers.\n"); + return OPJ_TRUE; + } + + l_tile_part_infos = (opj_j2k_tlm_tile_part_info_t*)opj_realloc( + l_tlm->m_tile_part_infos, + (l_tlm->m_entries_count + l_num_tileparts) * sizeof( + opj_j2k_tlm_tile_part_info_t)); + if (!l_tile_part_infos) { + l_tlm->m_is_invalid = OPJ_TRUE; + opj_event_msg(p_manager, EVT_WARNING, + "opj_j2k_read_tlm(): cannot allocate m_tile_part_infos.\n"); + return OPJ_TRUE; + } + + l_tlm->m_tile_part_infos = l_tile_part_infos; + + for (i = 0; i < l_num_tileparts; ++ i) { + OPJ_UINT32 l_tile_index; + OPJ_UINT32 l_length; + + /* Read Ttlm_i */ + if (l_ST == 0) { + l_tile_index = l_tlm->m_entries_count; + } else { + opj_read_bytes(p_header_data, &l_tile_index, l_ST); + p_header_data += l_ST; + } + + if (l_tile_index >= p_j2k->m_cp.tw * p_j2k->m_cp.th) { + l_tlm->m_is_invalid = OPJ_TRUE; + opj_event_msg(p_manager, EVT_WARNING, + "opj_j2k_read_tlm(): invalid tile number %d\n", + l_tile_index); + return OPJ_TRUE; + } + + /* Read Ptlm_i */ + opj_read_bytes(p_header_data, &l_length, l_Ptlm_size); + p_header_data += l_Ptlm_size; + + l_tile_part_infos[l_tlm->m_entries_count].m_tile_index = + (OPJ_UINT16)l_tile_index; + l_tile_part_infos[l_tlm->m_entries_count].m_length = l_length; + ++l_tlm->m_entries_count; + } + + return OPJ_TRUE; +} + +/** + * Reads a PLM marker (Packet length, main header marker) + * + * @param p_header_data the data contained in the TLM box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the TLM marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_plm(opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager + ) +{ + /* preconditions */ + assert(p_header_data != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + OPJ_UNUSED(p_j2k); + OPJ_UNUSED(p_header_data); + + if (p_header_size < 1) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n"); + return OPJ_FALSE; + } + /* Do not care of this at the moment since only local variables are set here */ + /* + opj_read_bytes(p_header_data,&l_Zplm,1); // Zplm + ++p_header_data; + --p_header_size; + + while + (p_header_size > 0) + { + opj_read_bytes(p_header_data,&l_Nplm,1); // Nplm + ++p_header_data; + p_header_size -= (1+l_Nplm); + if + (p_header_size < 0) + { + opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n"); + return false; + } + for + (i = 0; i < l_Nplm; ++i) + { + opj_read_bytes(p_header_data,&l_tmp,1); // Iplm_ij + ++p_header_data; + // take only the last seven bytes + l_packet_len |= (l_tmp & 0x7f); + if + (l_tmp & 0x80) + { + l_packet_len <<= 7; + } + else + { + // store packet length and proceed to next packet + l_packet_len = 0; + } + } + if + (l_packet_len != 0) + { + opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n"); + return false; + } + } + */ + return OPJ_TRUE; +} + +/** + * Reads a PLT marker (Packet length, tile-part header) + * + * @param p_header_data the data contained in the PLT box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the PLT marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_plt(opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager + ) +{ + OPJ_UINT32 l_Zplt, l_tmp, l_packet_len = 0, i; + + /* preconditions */ + assert(p_header_data != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + OPJ_UNUSED(p_j2k); + + if (p_header_size < 1) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading PLT marker\n"); + return OPJ_FALSE; + } + + opj_read_bytes(p_header_data, &l_Zplt, 1); /* Zplt */ + ++p_header_data; + --p_header_size; + + for (i = 0; i < p_header_size; ++i) { + opj_read_bytes(p_header_data, &l_tmp, 1); /* Iplt_ij */ + ++p_header_data; + /* take only the last seven bytes */ + l_packet_len |= (l_tmp & 0x7f); + if (l_tmp & 0x80) { + l_packet_len <<= 7; + } else { + /* store packet length and proceed to next packet */ + l_packet_len = 0; + } + } + + if (l_packet_len != 0) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading PLT marker\n"); + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +/** + * Reads a PPM marker (Packed packet headers, main header) + * + * @param p_header_data the data contained in the POC box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the POC marker. + * @param p_manager the user event manager. + */ + +static OPJ_BOOL opj_j2k_read_ppm( + opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager) +{ + opj_cp_t *l_cp = 00; + OPJ_UINT32 l_Z_ppm; + + /* preconditions */ + assert(p_header_data != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + /* We need to have the Z_ppm element + 1 byte of Nppm/Ippm at minimum */ + if (p_header_size < 2) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n"); + return OPJ_FALSE; + } + + l_cp = &(p_j2k->m_cp); + l_cp->ppm = 1; + + opj_read_bytes(p_header_data, &l_Z_ppm, 1); /* Z_ppm */ + ++p_header_data; + --p_header_size; + + /* check allocation needed */ + if (l_cp->ppm_markers == NULL) { /* first PPM marker */ + OPJ_UINT32 l_newCount = l_Z_ppm + 1U; /* can't overflow, l_Z_ppm is UINT8 */ + assert(l_cp->ppm_markers_count == 0U); + + l_cp->ppm_markers = (opj_ppx *) opj_calloc(l_newCount, sizeof(opj_ppx)); + if (l_cp->ppm_markers == NULL) { + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n"); + return OPJ_FALSE; + } + l_cp->ppm_markers_count = l_newCount; + } else if (l_cp->ppm_markers_count <= l_Z_ppm) { + OPJ_UINT32 l_newCount = l_Z_ppm + 1U; /* can't overflow, l_Z_ppm is UINT8 */ + opj_ppx *new_ppm_markers; + new_ppm_markers = (opj_ppx *) opj_realloc(l_cp->ppm_markers, + l_newCount * sizeof(opj_ppx)); + if (new_ppm_markers == NULL) { + /* clean up to be done on l_cp destruction */ + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n"); + return OPJ_FALSE; + } + l_cp->ppm_markers = new_ppm_markers; + memset(l_cp->ppm_markers + l_cp->ppm_markers_count, 0, + (l_newCount - l_cp->ppm_markers_count) * sizeof(opj_ppx)); + l_cp->ppm_markers_count = l_newCount; + } + + if (l_cp->ppm_markers[l_Z_ppm].m_data != NULL) { + /* clean up to be done on l_cp destruction */ + opj_event_msg(p_manager, EVT_ERROR, "Zppm %u already read\n", l_Z_ppm); + return OPJ_FALSE; + } + + l_cp->ppm_markers[l_Z_ppm].m_data = (OPJ_BYTE *) opj_malloc(p_header_size); + if (l_cp->ppm_markers[l_Z_ppm].m_data == NULL) { + /* clean up to be done on l_cp destruction */ + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n"); + return OPJ_FALSE; + } + l_cp->ppm_markers[l_Z_ppm].m_data_size = p_header_size; + memcpy(l_cp->ppm_markers[l_Z_ppm].m_data, p_header_data, p_header_size); + + return OPJ_TRUE; +} + +/** + * Merges all PPM markers read (Packed headers, main header) + * + * @param p_cp main coding parameters. + * @param p_manager the user event manager. + */ +static OPJ_BOOL opj_j2k_merge_ppm(opj_cp_t *p_cp, opj_event_mgr_t * p_manager) +{ + OPJ_UINT32 i, l_ppm_data_size, l_N_ppm_remaining; + + /* preconditions */ + assert(p_cp != 00); + assert(p_manager != 00); + assert(p_cp->ppm_buffer == NULL); + + if (p_cp->ppm == 0U) { + return OPJ_TRUE; + } + + l_ppm_data_size = 0U; + l_N_ppm_remaining = 0U; + for (i = 0U; i < p_cp->ppm_markers_count; ++i) { + if (p_cp->ppm_markers[i].m_data != + NULL) { /* standard doesn't seem to require contiguous Zppm */ + OPJ_UINT32 l_N_ppm; + OPJ_UINT32 l_data_size = p_cp->ppm_markers[i].m_data_size; + const OPJ_BYTE* l_data = p_cp->ppm_markers[i].m_data; + + if (l_N_ppm_remaining >= l_data_size) { + l_N_ppm_remaining -= l_data_size; + l_data_size = 0U; + } else { + l_data += l_N_ppm_remaining; + l_data_size -= l_N_ppm_remaining; + l_N_ppm_remaining = 0U; + } + + if (l_data_size > 0U) { + do { + /* read Nppm */ + if (l_data_size < 4U) { + /* clean up to be done on l_cp destruction */ + opj_event_msg(p_manager, EVT_ERROR, "Not enough bytes to read Nppm\n"); + return OPJ_FALSE; + } + opj_read_bytes(l_data, &l_N_ppm, 4); + l_data += 4; + l_data_size -= 4; + + if (l_ppm_data_size > UINT_MAX - l_N_ppm) { + opj_event_msg(p_manager, EVT_ERROR, "Too large value for Nppm\n"); + return OPJ_FALSE; + } + l_ppm_data_size += l_N_ppm; + if (l_data_size >= l_N_ppm) { + l_data_size -= l_N_ppm; + l_data += l_N_ppm; + } else { + l_N_ppm_remaining = l_N_ppm - l_data_size; + l_data_size = 0U; + } + } while (l_data_size > 0U); + } + } + } + + if (l_N_ppm_remaining != 0U) { + /* clean up to be done on l_cp destruction */ + opj_event_msg(p_manager, EVT_ERROR, "Corrupted PPM markers\n"); + return OPJ_FALSE; + } + + p_cp->ppm_buffer = (OPJ_BYTE *) opj_malloc(l_ppm_data_size); + if (p_cp->ppm_buffer == 00) { + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n"); + return OPJ_FALSE; + } + p_cp->ppm_len = l_ppm_data_size; + l_ppm_data_size = 0U; + l_N_ppm_remaining = 0U; + for (i = 0U; i < p_cp->ppm_markers_count; ++i) { + if (p_cp->ppm_markers[i].m_data != + NULL) { /* standard doesn't seem to require contiguous Zppm */ + OPJ_UINT32 l_N_ppm; + OPJ_UINT32 l_data_size = p_cp->ppm_markers[i].m_data_size; + const OPJ_BYTE* l_data = p_cp->ppm_markers[i].m_data; + + if (l_N_ppm_remaining >= l_data_size) { + memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_data_size); + l_ppm_data_size += l_data_size; + l_N_ppm_remaining -= l_data_size; + l_data_size = 0U; + } else { + memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_N_ppm_remaining); + l_ppm_data_size += l_N_ppm_remaining; + l_data += l_N_ppm_remaining; + l_data_size -= l_N_ppm_remaining; + l_N_ppm_remaining = 0U; + } + + if (l_data_size > 0U) { + do { + /* read Nppm */ + if (l_data_size < 4U) { + /* clean up to be done on l_cp destruction */ + opj_event_msg(p_manager, EVT_ERROR, "Not enough bytes to read Nppm\n"); + return OPJ_FALSE; + } + opj_read_bytes(l_data, &l_N_ppm, 4); + l_data += 4; + l_data_size -= 4; + + if (l_data_size >= l_N_ppm) { + memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_N_ppm); + l_ppm_data_size += l_N_ppm; + l_data_size -= l_N_ppm; + l_data += l_N_ppm; + } else { + memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_data_size); + l_ppm_data_size += l_data_size; + l_N_ppm_remaining = l_N_ppm - l_data_size; + l_data_size = 0U; + } + } while (l_data_size > 0U); + } + opj_free(p_cp->ppm_markers[i].m_data); + p_cp->ppm_markers[i].m_data = NULL; + p_cp->ppm_markers[i].m_data_size = 0U; + } + } + + p_cp->ppm_data = p_cp->ppm_buffer; + p_cp->ppm_data_size = p_cp->ppm_len; + + p_cp->ppm_markers_count = 0U; + opj_free(p_cp->ppm_markers); + p_cp->ppm_markers = NULL; + + return OPJ_TRUE; +} + +/** + * Reads a PPT marker (Packed packet headers, tile-part header) + * + * @param p_header_data the data contained in the PPT box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the PPT marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_ppt(opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager + ) +{ + opj_cp_t *l_cp = 00; + opj_tcp_t *l_tcp = 00; + OPJ_UINT32 l_Z_ppt; + + /* preconditions */ + assert(p_header_data != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + /* We need to have the Z_ppt element + 1 byte of Ippt at minimum */ + if (p_header_size < 2) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading PPT marker\n"); + return OPJ_FALSE; + } + + l_cp = &(p_j2k->m_cp); + if (l_cp->ppm) { + opj_event_msg(p_manager, EVT_ERROR, + "Error reading PPT marker: packet header have been previously found in the main header (PPM marker).\n"); + return OPJ_FALSE; + } + + l_tcp = &(l_cp->tcps[p_j2k->m_current_tile_number]); + l_tcp->ppt = 1; + + opj_read_bytes(p_header_data, &l_Z_ppt, 1); /* Z_ppt */ + ++p_header_data; + --p_header_size; + + /* check allocation needed */ + if (l_tcp->ppt_markers == NULL) { /* first PPT marker */ + OPJ_UINT32 l_newCount = l_Z_ppt + 1U; /* can't overflow, l_Z_ppt is UINT8 */ + assert(l_tcp->ppt_markers_count == 0U); + + l_tcp->ppt_markers = (opj_ppx *) opj_calloc(l_newCount, sizeof(opj_ppx)); + if (l_tcp->ppt_markers == NULL) { + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n"); + return OPJ_FALSE; + } + l_tcp->ppt_markers_count = l_newCount; + } else if (l_tcp->ppt_markers_count <= l_Z_ppt) { + OPJ_UINT32 l_newCount = l_Z_ppt + 1U; /* can't overflow, l_Z_ppt is UINT8 */ + opj_ppx *new_ppt_markers; + new_ppt_markers = (opj_ppx *) opj_realloc(l_tcp->ppt_markers, + l_newCount * sizeof(opj_ppx)); + if (new_ppt_markers == NULL) { + /* clean up to be done on l_tcp destruction */ + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n"); + return OPJ_FALSE; + } + l_tcp->ppt_markers = new_ppt_markers; + memset(l_tcp->ppt_markers + l_tcp->ppt_markers_count, 0, + (l_newCount - l_tcp->ppt_markers_count) * sizeof(opj_ppx)); + l_tcp->ppt_markers_count = l_newCount; + } + + if (l_tcp->ppt_markers[l_Z_ppt].m_data != NULL) { + /* clean up to be done on l_tcp destruction */ + opj_event_msg(p_manager, EVT_ERROR, "Zppt %u already read\n", l_Z_ppt); + return OPJ_FALSE; + } + + l_tcp->ppt_markers[l_Z_ppt].m_data = (OPJ_BYTE *) opj_malloc(p_header_size); + if (l_tcp->ppt_markers[l_Z_ppt].m_data == NULL) { + /* clean up to be done on l_tcp destruction */ + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n"); + return OPJ_FALSE; + } + l_tcp->ppt_markers[l_Z_ppt].m_data_size = p_header_size; + memcpy(l_tcp->ppt_markers[l_Z_ppt].m_data, p_header_data, p_header_size); + return OPJ_TRUE; +} + +/** + * Merges all PPT markers read (Packed packet headers, tile-part header) + * + * @param p_tcp the tile. + * @param p_manager the user event manager. + */ +static OPJ_BOOL opj_j2k_merge_ppt(opj_tcp_t *p_tcp, opj_event_mgr_t * p_manager) +{ + OPJ_UINT32 i, l_ppt_data_size; + /* preconditions */ + assert(p_tcp != 00); + assert(p_manager != 00); + + if (p_tcp->ppt_buffer != NULL) { + opj_event_msg(p_manager, EVT_ERROR, + "opj_j2k_merge_ppt() has already been called\n"); + return OPJ_FALSE; + } + + if (p_tcp->ppt == 0U) { + return OPJ_TRUE; + } + + l_ppt_data_size = 0U; + for (i = 0U; i < p_tcp->ppt_markers_count; ++i) { + l_ppt_data_size += + p_tcp->ppt_markers[i].m_data_size; /* can't overflow, max 256 markers of max 65536 bytes */ + } + + p_tcp->ppt_buffer = (OPJ_BYTE *) opj_malloc(l_ppt_data_size); + if (p_tcp->ppt_buffer == 00) { + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n"); + return OPJ_FALSE; + } + p_tcp->ppt_len = l_ppt_data_size; + l_ppt_data_size = 0U; + for (i = 0U; i < p_tcp->ppt_markers_count; ++i) { + if (p_tcp->ppt_markers[i].m_data != + NULL) { /* standard doesn't seem to require contiguous Zppt */ + memcpy(p_tcp->ppt_buffer + l_ppt_data_size, p_tcp->ppt_markers[i].m_data, + p_tcp->ppt_markers[i].m_data_size); + l_ppt_data_size += + p_tcp->ppt_markers[i].m_data_size; /* can't overflow, max 256 markers of max 65536 bytes */ + + opj_free(p_tcp->ppt_markers[i].m_data); + p_tcp->ppt_markers[i].m_data = NULL; + p_tcp->ppt_markers[i].m_data_size = 0U; + } + } + + p_tcp->ppt_markers_count = 0U; + opj_free(p_tcp->ppt_markers); + p_tcp->ppt_markers = NULL; + + p_tcp->ppt_data = p_tcp->ppt_buffer; + p_tcp->ppt_data_size = p_tcp->ppt_len; + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_write_tlm(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager + ) +{ + OPJ_BYTE * l_current_data = 00; + OPJ_UINT32 l_tlm_size; + OPJ_UINT32 size_per_tile_part; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + /* 10921 = (65535 - header_size) / size_per_tile_part where */ + /* header_size = 4 and size_per_tile_part = 6 */ + if (p_j2k->m_specific_param.m_encoder.m_total_tile_parts > 10921) { + /* We could do more but it would require writing several TLM markers */ + opj_event_msg(p_manager, EVT_ERROR, + "A maximum of 10921 tile-parts are supported currently " + "when writing TLM marker\n"); + return OPJ_FALSE; + } + + if (p_j2k->m_specific_param.m_encoder.m_total_tile_parts <= 255) { + size_per_tile_part = 5; + p_j2k->m_specific_param.m_encoder.m_Ttlmi_is_byte = OPJ_TRUE; + } else { + size_per_tile_part = 6; + p_j2k->m_specific_param.m_encoder.m_Ttlmi_is_byte = OPJ_FALSE; + } + + l_tlm_size = 2 + 4 + (size_per_tile_part * + p_j2k->m_specific_param.m_encoder.m_total_tile_parts); + + if (l_tlm_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) { + OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc( + p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_tlm_size); + if (! new_header_tile_data) { + opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data); + p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write TLM marker\n"); + return OPJ_FALSE; + } + p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_tlm_size; + } + memset(p_j2k->m_specific_param.m_encoder.m_header_tile_data, 0, l_tlm_size); + + l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data; + + /* change the way data is written to avoid seeking if possible */ + /* TODO */ + p_j2k->m_specific_param.m_encoder.m_tlm_start = opj_stream_tell(p_stream); + + opj_write_bytes(l_current_data, J2K_MS_TLM, + 2); /* TLM */ + l_current_data += 2; + + opj_write_bytes(l_current_data, l_tlm_size - 2, + 2); /* Lpoc */ + l_current_data += 2; + + opj_write_bytes(l_current_data, 0, + 1); /* Ztlm=0*/ + ++l_current_data; + + /* Stlm 0x50= ST=1(8bits-255 tiles max),SP=1(Ptlm=32bits) */ + /* Stlm 0x60= ST=2(16bits-65535 tiles max),SP=1(Ptlm=32bits) */ + opj_write_bytes(l_current_data, + size_per_tile_part == 5 ? 0x50 : 0x60, + 1); + ++l_current_data; + + /* do nothing on the size_per_tile_part * l_j2k->m_specific_param.m_encoder.m_total_tile_parts remaining data */ + if (opj_stream_write_data(p_stream, + p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_tlm_size, + p_manager) != l_tlm_size) { + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_write_sot(opj_j2k_t *p_j2k, + OPJ_BYTE * p_data, + OPJ_UINT32 total_data_size, + OPJ_UINT32 * p_data_written, + const opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager + ) +{ + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + OPJ_UNUSED(p_stream); + + if (total_data_size < 12) { + opj_event_msg(p_manager, EVT_ERROR, + "Not enough bytes in output buffer to write SOT marker\n"); + return OPJ_FALSE; + } + + opj_write_bytes(p_data, J2K_MS_SOT, + 2); /* SOT */ + p_data += 2; + + opj_write_bytes(p_data, 10, + 2); /* Lsot */ + p_data += 2; + + opj_write_bytes(p_data, p_j2k->m_current_tile_number, + 2); /* Isot */ + p_data += 2; + + /* Psot */ + p_data += 4; + + opj_write_bytes(p_data, + p_j2k->m_specific_param.m_encoder.m_current_tile_part_number, + 1); /* TPsot */ + ++p_data; + + opj_write_bytes(p_data, + p_j2k->m_cp.tcps[p_j2k->m_current_tile_number].m_nb_tile_parts, + 1); /* TNsot */ + ++p_data; + + /* UniPG>> */ +#ifdef USE_JPWL + /* update markers struct */ + /* + OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOT, p_j2k->sot_start, len + 2); + */ + assert(0 && "TODO"); +#endif /* USE_JPWL */ + + * p_data_written = 12; + + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_get_sot_values(OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + OPJ_UINT32* p_tile_no, + OPJ_UINT32* p_tot_len, + OPJ_UINT32* p_current_part, + OPJ_UINT32* p_num_parts, + opj_event_mgr_t * p_manager) +{ + /* preconditions */ + assert(p_header_data != 00); + assert(p_manager != 00); + + /* Size of this marker is fixed = 12 (we have already read marker and its size)*/ + if (p_header_size != 8) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading SOT marker\n"); + return OPJ_FALSE; + } + + opj_read_bytes(p_header_data, p_tile_no, 2); /* Isot */ + p_header_data += 2; + opj_read_bytes(p_header_data, p_tot_len, 4); /* Psot */ + p_header_data += 4; + opj_read_bytes(p_header_data, p_current_part, 1); /* TPsot */ + ++p_header_data; + opj_read_bytes(p_header_data, p_num_parts, 1); /* TNsot */ + ++p_header_data; + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_read_sot(opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager) +{ + opj_cp_t *l_cp = 00; + opj_tcp_t *l_tcp = 00; + OPJ_UINT32 l_tot_len, l_num_parts = 0; + OPJ_UINT32 l_current_part; + OPJ_UINT32 l_tile_x, l_tile_y; + + /* preconditions */ + + assert(p_j2k != 00); + assert(p_manager != 00); + + if (! opj_j2k_get_sot_values(p_header_data, p_header_size, + &(p_j2k->m_current_tile_number), &l_tot_len, &l_current_part, &l_num_parts, + p_manager)) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading SOT marker\n"); + return OPJ_FALSE; + } +#ifdef DEBUG_VERBOSE + fprintf(stderr, "SOT %d %d %d %d\n", + p_j2k->m_current_tile_number, l_tot_len, l_current_part, l_num_parts); +#endif + + l_cp = &(p_j2k->m_cp); + + /* testcase 2.pdf.SIGFPE.706.1112 */ + if (p_j2k->m_current_tile_number >= l_cp->tw * l_cp->th) { + opj_event_msg(p_manager, EVT_ERROR, "Invalid tile number %d\n", + p_j2k->m_current_tile_number); + return OPJ_FALSE; + } + + l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number]; + l_tile_x = p_j2k->m_current_tile_number % l_cp->tw; + l_tile_y = p_j2k->m_current_tile_number / l_cp->tw; + + if (p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec < 0 || + p_j2k->m_current_tile_number == (OPJ_UINT32) + p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec) { + /* Do only this check if we decode all tile part headers, or if */ + /* we decode one precise tile. Otherwise the m_current_tile_part_number */ + /* might not be valid */ + /* Fixes issue with id_000020,sig_06,src_001958,op_flip4,pos_149 */ + /* of https://github.com/uclouvain/openjpeg/issues/939 */ + /* We must avoid reading twice the same tile part number for a given tile */ + /* so as to avoid various issues, like opj_j2k_merge_ppt being called */ + /* several times. */ + /* ISO 15444-1 A.4.2 Start of tile-part (SOT) mandates that tile parts */ + /* should appear in increasing order. */ + if (l_tcp->m_current_tile_part_number + 1 != (OPJ_INT32)l_current_part) { + opj_event_msg(p_manager, EVT_ERROR, + "Invalid tile part index for tile number %d. " + "Got %d, expected %d\n", + p_j2k->m_current_tile_number, + l_current_part, + l_tcp->m_current_tile_part_number + 1); + return OPJ_FALSE; + } + } + + l_tcp->m_current_tile_part_number = (OPJ_INT32) l_current_part; + +#ifdef USE_JPWL + if (l_cp->correct) { + + OPJ_UINT32 tileno = p_j2k->m_current_tile_number; + static OPJ_UINT32 backup_tileno = 0; + + /* tileno is negative or larger than the number of tiles!!! */ + if (tileno > (l_cp->tw * l_cp->th)) { + opj_event_msg(p_manager, EVT_ERROR, + "JPWL: bad tile number (%d out of a maximum of %d)\n", + tileno, (l_cp->tw * l_cp->th)); + if (!JPWL_ASSUME) { + opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n"); + return OPJ_FALSE; + } + /* we try to correct */ + tileno = backup_tileno; + opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n" + "- setting tile number to %d\n", + tileno); + } + + /* keep your private count of tiles */ + backup_tileno++; + }; +#endif /* USE_JPWL */ + + /* look for the tile in the list of already processed tile (in parts). */ + /* Optimization possible here with a more complex data structure and with the removing of tiles */ + /* since the time taken by this function can only grow at the time */ + + /* PSot should be equal to zero or >=14 or <= 2^32-1 */ + if ((l_tot_len != 0) && (l_tot_len < 14)) { + if (l_tot_len == + 12) { /* MSD: Special case for the PHR data which are read by kakadu*/ + opj_event_msg(p_manager, EVT_WARNING, "Empty SOT marker detected: Psot=%d.\n", + l_tot_len); + } else { + opj_event_msg(p_manager, EVT_ERROR, + "Psot value is not correct regards to the JPEG2000 norm: %d.\n", l_tot_len); + return OPJ_FALSE; + } + } + +#ifdef USE_JPWL + if (l_cp->correct) { + + /* totlen is negative or larger than the bytes left!!! */ + if (/*(l_tot_len < 0) ||*/ (l_tot_len > + p_header_size)) { /* FIXME it seems correct; for info in V1 -> (p_stream_numbytesleft(p_stream) + 8))) { */ + opj_event_msg(p_manager, EVT_ERROR, + "JPWL: bad tile byte size (%d bytes against %d bytes left)\n", + l_tot_len, + p_header_size); /* FIXME it seems correct; for info in V1 -> p_stream_numbytesleft(p_stream) + 8); */ + if (!JPWL_ASSUME) { + opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n"); + return OPJ_FALSE; + } + /* we try to correct */ + l_tot_len = 0; + opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n" + "- setting Psot to %d => assuming it is the last tile\n", + l_tot_len); + } + }; +#endif /* USE_JPWL */ + + /* Ref A.4.2: Psot could be equal zero if it is the last tile-part of the codestream.*/ + if (!l_tot_len) { + opj_event_msg(p_manager, EVT_INFO, + "Psot value of the current tile-part is equal to zero, " + "we assuming it is the last tile-part of the codestream.\n"); + p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1; + } + + if (l_tcp->m_nb_tile_parts != 0 && l_current_part >= l_tcp->m_nb_tile_parts) { + /* Fixes https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=2851 */ + opj_event_msg(p_manager, EVT_ERROR, + "In SOT marker, TPSot (%d) is not valid regards to the previous " + "number of tile-part (%d), giving up\n", l_current_part, + l_tcp->m_nb_tile_parts); + p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1; + return OPJ_FALSE; + } + + if (l_num_parts != + 0) { /* Number of tile-part header is provided by this tile-part header */ + l_num_parts += p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction; + /* Useful to manage the case of textGBR.jp2 file because two values of TNSot are allowed: the correct numbers of + * tile-parts for that tile and zero (A.4.2 of 15444-1 : 2002). */ + if (l_tcp->m_nb_tile_parts) { + if (l_current_part >= l_tcp->m_nb_tile_parts) { + opj_event_msg(p_manager, EVT_ERROR, + "In SOT marker, TPSot (%d) is not valid regards to the current " + "number of tile-part (%d), giving up\n", l_current_part, + l_tcp->m_nb_tile_parts); + p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1; + return OPJ_FALSE; + } + } + if (l_current_part >= l_num_parts) { + /* testcase 451.pdf.SIGSEGV.ce9.3723 */ + opj_event_msg(p_manager, EVT_ERROR, + "In SOT marker, TPSot (%d) is not valid regards to the current " + "number of tile-part (header) (%d), giving up\n", l_current_part, l_num_parts); + p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1; + return OPJ_FALSE; + } + l_tcp->m_nb_tile_parts = l_num_parts; + } + + /* If know the number of tile part header we will check if we didn't read the last*/ + if (l_tcp->m_nb_tile_parts) { + if (l_tcp->m_nb_tile_parts == (l_current_part + 1)) { + p_j2k->m_specific_param.m_decoder.m_can_decode = + 1; /* Process the last tile-part header*/ + } + } + + if (!p_j2k->m_specific_param.m_decoder.m_last_tile_part) { + /* Keep the size of data to skip after this marker */ + p_j2k->m_specific_param.m_decoder.m_sot_length = l_tot_len - + 12; /* SOT_marker_size = 12 */ + } else { + /* FIXME: need to be computed from the number of bytes remaining in the codestream */ + p_j2k->m_specific_param.m_decoder.m_sot_length = 0; + } + + p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPH; + + /* Check if the current tile is outside the area we want decode or not corresponding to the tile index*/ + if (p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec == -1) { + p_j2k->m_specific_param.m_decoder.m_skip_data = + (l_tile_x < p_j2k->m_specific_param.m_decoder.m_start_tile_x) + || (l_tile_x >= p_j2k->m_specific_param.m_decoder.m_end_tile_x) + || (l_tile_y < p_j2k->m_specific_param.m_decoder.m_start_tile_y) + || (l_tile_y >= p_j2k->m_specific_param.m_decoder.m_end_tile_y); + } else { + assert(p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec >= 0); + p_j2k->m_specific_param.m_decoder.m_skip_data = + (p_j2k->m_current_tile_number != (OPJ_UINT32) + p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec); + } + + /* Index */ + { + assert(p_j2k->cstr_index->tile_index != 00); + p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tileno = + p_j2k->m_current_tile_number; + p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno = + l_current_part; + + if (!p_j2k->m_specific_param.m_decoder.m_tlm.m_is_invalid && + l_num_parts > + p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].nb_tps) { + opj_event_msg(p_manager, EVT_WARNING, + "SOT marker for tile %u declares more tile-parts than found in TLM marker.", + p_j2k->m_current_tile_number); + p_j2k->m_specific_param.m_decoder.m_tlm.m_is_invalid = OPJ_TRUE; + } + + if (!p_j2k->m_specific_param.m_decoder.m_tlm.m_is_invalid) { + /* do nothing */ + } else if (l_num_parts != 0) { + + p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].nb_tps = + l_num_parts; + p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = + l_num_parts; + + if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) { + p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = + (opj_tp_index_t*)opj_calloc(l_num_parts, sizeof(opj_tp_index_t)); + if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) { + opj_event_msg(p_manager, EVT_ERROR, + "Not enough memory to read SOT marker. Tile index allocation failed\n"); + return OPJ_FALSE; + } + } else { + opj_tp_index_t *new_tp_index = (opj_tp_index_t *) opj_realloc( + p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index, + l_num_parts * sizeof(opj_tp_index_t)); + if (! new_tp_index) { + opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index); + p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL; + opj_event_msg(p_manager, EVT_ERROR, + "Not enough memory to read SOT marker. Tile index allocation failed\n"); + return OPJ_FALSE; + } + p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = + new_tp_index; + } + } else { + /*if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index)*/ { + + if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) { + p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 10; + p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = + (opj_tp_index_t*)opj_calloc( + p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps, + sizeof(opj_tp_index_t)); + if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) { + p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 0; + opj_event_msg(p_manager, EVT_ERROR, + "Not enough memory to read SOT marker. Tile index allocation failed\n"); + return OPJ_FALSE; + } + } + + if (l_current_part >= + p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps) { + opj_tp_index_t *new_tp_index; + p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = + l_current_part + 1; + new_tp_index = (opj_tp_index_t *) opj_realloc( + p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index, + p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps * + sizeof(opj_tp_index_t)); + if (! new_tp_index) { + opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index); + p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL; + p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 0; + opj_event_msg(p_manager, EVT_ERROR, + "Not enough memory to read SOT marker. Tile index allocation failed\n"); + return OPJ_FALSE; + } + p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = + new_tp_index; + } + } + + } + + } + + return OPJ_TRUE; +} + +/** + * Write one or more PLT markers in the provided buffer + */ +static OPJ_BOOL opj_j2k_write_plt_in_memory(opj_j2k_t *p_j2k, + opj_tcd_marker_info_t* marker_info, + OPJ_BYTE * p_data, + OPJ_UINT32 * p_data_written, + opj_event_mgr_t * p_manager) +{ + OPJ_BYTE Zplt = 0; + OPJ_UINT16 Lplt; + OPJ_BYTE* p_data_start = p_data; + OPJ_BYTE* p_data_Lplt = p_data + 2; + OPJ_UINT32 i; + + OPJ_UNUSED(p_j2k); + + opj_write_bytes(p_data, J2K_MS_PLT, 2); + p_data += 2; + + /* Reserve space for Lplt */ + p_data += 2; + + opj_write_bytes(p_data, Zplt, 1); + p_data += 1; + + Lplt = 3; + + for (i = 0; i < marker_info->packet_count; i++) { + OPJ_BYTE var_bytes[5]; + OPJ_UINT8 var_bytes_size = 0; + OPJ_UINT32 packet_size = marker_info->p_packet_size[i]; + + /* Packet size written in variable-length way, starting with LSB */ + var_bytes[var_bytes_size] = (OPJ_BYTE)(packet_size & 0x7f); + var_bytes_size ++; + packet_size >>= 7; + while (packet_size > 0) { + var_bytes[var_bytes_size] = (OPJ_BYTE)((packet_size & 0x7f) | 0x80); + var_bytes_size ++; + packet_size >>= 7; + } + + /* Check if that can fit in the current PLT marker. If not, finish */ + /* current one, and start a new one */ + if (Lplt + var_bytes_size > 65535) { + if (Zplt == 255) { + opj_event_msg(p_manager, EVT_ERROR, + "More than 255 PLT markers would be needed for current tile-part !\n"); + return OPJ_FALSE; + } + + /* Patch Lplt */ + opj_write_bytes(p_data_Lplt, Lplt, 2); + + /* Start new segment */ + opj_write_bytes(p_data, J2K_MS_PLT, 2); + p_data += 2; + + /* Reserve space for Lplt */ + p_data_Lplt = p_data; + p_data += 2; + + Zplt ++; + opj_write_bytes(p_data, Zplt, 1); + p_data += 1; + + Lplt = 3; + } + + Lplt = (OPJ_UINT16)(Lplt + var_bytes_size); + + /* Serialize variable-length packet size, starting with MSB */ + for (; var_bytes_size > 0; --var_bytes_size) { + opj_write_bytes(p_data, var_bytes[var_bytes_size - 1], 1); + p_data += 1; + } + } + + *p_data_written = (OPJ_UINT32)(p_data - p_data_start); + + /* Patch Lplt */ + opj_write_bytes(p_data_Lplt, Lplt, 2); + + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_write_sod(opj_j2k_t *p_j2k, + opj_tcd_t * p_tile_coder, + OPJ_BYTE * p_data, + OPJ_UINT32 * p_data_written, + OPJ_UINT32 total_data_size, + const opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager + ) +{ + opj_codestream_info_t *l_cstr_info = 00; + OPJ_UINT32 l_remaining_data; + opj_tcd_marker_info_t* marker_info = NULL; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + OPJ_UNUSED(p_stream); + + if (total_data_size < 4) { + opj_event_msg(p_manager, EVT_ERROR, + "Not enough bytes in output buffer to write SOD marker\n"); + return OPJ_FALSE; + } + + opj_write_bytes(p_data, J2K_MS_SOD, + 2); /* SOD */ + + /* make room for the EOF marker */ + l_remaining_data = total_data_size - 4; + + /* update tile coder */ + p_tile_coder->tp_num = + p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number ; + p_tile_coder->cur_tp_num = + p_j2k->m_specific_param.m_encoder.m_current_tile_part_number; + + /* INDEX >> */ + /* TODO mergeV2: check this part which use cstr_info */ + /*l_cstr_info = p_j2k->cstr_info; + if (l_cstr_info) { + if (!p_j2k->m_specific_param.m_encoder.m_current_tile_part_number ) { + //TODO cstr_info->tile[p_j2k->m_current_tile_number].end_header = p_stream_tell(p_stream) + p_j2k->pos_correction - 1; + l_cstr_info->tile[p_j2k->m_current_tile_number].tileno = p_j2k->m_current_tile_number; + } + else {*/ + /* + TODO + if + (cstr_info->tile[p_j2k->m_current_tile_number].packet[cstr_info->packno - 1].end_pos < p_stream_tell(p_stream)) + { + cstr_info->tile[p_j2k->m_current_tile_number].packet[cstr_info->packno].start_pos = p_stream_tell(p_stream); + }*/ + /*}*/ + /* UniPG>> */ +#ifdef USE_JPWL + /* update markers struct */ + /*OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOD, p_j2k->sod_start, 2); + */ + assert(0 && "TODO"); +#endif /* USE_JPWL */ + /* <<UniPG */ + /*}*/ + /* << INDEX */ + + if (p_j2k->m_specific_param.m_encoder.m_current_tile_part_number == 0) { + p_tile_coder->tcd_image->tiles->packno = 0; +#ifdef deadcode + if (l_cstr_info) { + l_cstr_info->packno = 0; + } +#endif + } + + *p_data_written = 0; + + if (p_j2k->m_specific_param.m_encoder.m_PLT) { + marker_info = opj_tcd_marker_info_create( + p_j2k->m_specific_param.m_encoder.m_PLT); + if (marker_info == NULL) { + opj_event_msg(p_manager, EVT_ERROR, + "Cannot encode tile: opj_tcd_marker_info_create() failed\n"); + return OPJ_FALSE; + } + } + + if (l_remaining_data < + p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT) { + opj_event_msg(p_manager, EVT_ERROR, + "Not enough bytes in output buffer to write SOD marker\n"); + opj_tcd_marker_info_destroy(marker_info); + return OPJ_FALSE; + } + l_remaining_data -= p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT; + + if (! opj_tcd_encode_tile(p_tile_coder, p_j2k->m_current_tile_number, + p_data + 2, + p_data_written, l_remaining_data, l_cstr_info, + marker_info, + p_manager)) { + opj_event_msg(p_manager, EVT_ERROR, "Cannot encode tile\n"); + opj_tcd_marker_info_destroy(marker_info); + return OPJ_FALSE; + } + + /* For SOD */ + *p_data_written += 2; + + if (p_j2k->m_specific_param.m_encoder.m_PLT) { + OPJ_UINT32 l_data_written_PLT = 0; + OPJ_BYTE* p_PLT_buffer = (OPJ_BYTE*)opj_malloc( + p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT); + if (!p_PLT_buffer) { + opj_event_msg(p_manager, EVT_ERROR, "Cannot allocate memory\n"); + opj_tcd_marker_info_destroy(marker_info); + return OPJ_FALSE; + } + if (!opj_j2k_write_plt_in_memory(p_j2k, + marker_info, + p_PLT_buffer, + &l_data_written_PLT, + p_manager)) { + opj_tcd_marker_info_destroy(marker_info); + opj_free(p_PLT_buffer); + return OPJ_FALSE; + } + + assert(l_data_written_PLT <= + p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT); + + /* Move PLT marker(s) before SOD */ + memmove(p_data + l_data_written_PLT, p_data, *p_data_written); + memcpy(p_data, p_PLT_buffer, l_data_written_PLT); + opj_free(p_PLT_buffer); + *p_data_written += l_data_written_PLT; + } + + opj_tcd_marker_info_destroy(marker_info); + + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_read_sod(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager + ) +{ + OPJ_SIZE_T l_current_read_size; + opj_codestream_index_t * l_cstr_index = 00; + OPJ_BYTE ** l_current_data = 00; + opj_tcp_t * l_tcp = 00; + OPJ_UINT32 * l_tile_len = 00; + OPJ_BOOL l_sot_length_pb_detected = OPJ_FALSE; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]); + + if (p_j2k->m_specific_param.m_decoder.m_last_tile_part) { + /* opj_stream_get_number_byte_left returns OPJ_OFF_T + // but we are in the last tile part, + // so its result will fit on OPJ_UINT32 unless we find + // a file with a single tile part of more than 4 GB...*/ + p_j2k->m_specific_param.m_decoder.m_sot_length = (OPJ_UINT32)( + opj_stream_get_number_byte_left(p_stream) - 2); + } else { + /* Check to avoid pass the limit of OPJ_UINT32 */ + if (p_j2k->m_specific_param.m_decoder.m_sot_length >= 2) { + p_j2k->m_specific_param.m_decoder.m_sot_length -= 2; + } else { + /* MSD: case commented to support empty SOT marker (PHR data) */ + } + } + + l_current_data = &(l_tcp->m_data); + l_tile_len = &l_tcp->m_data_size; + + /* Patch to support new PHR data */ + if (p_j2k->m_specific_param.m_decoder.m_sot_length) { + /* If we are here, we'll try to read the data after allocation */ + /* Check enough bytes left in stream before allocation */ + if ((OPJ_OFF_T)p_j2k->m_specific_param.m_decoder.m_sot_length > + opj_stream_get_number_byte_left(p_stream)) { + if (p_j2k->m_cp.strict) { + opj_event_msg(p_manager, EVT_ERROR, + "Tile part length size inconsistent with stream length\n"); + return OPJ_FALSE; + } else { + opj_event_msg(p_manager, EVT_WARNING, + "Tile part length size inconsistent with stream length\n"); + } + } + if (p_j2k->m_specific_param.m_decoder.m_sot_length > + UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA) { + opj_event_msg(p_manager, EVT_ERROR, + "p_j2k->m_specific_param.m_decoder.m_sot_length > " + "UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA"); + return OPJ_FALSE; + } + /* Add a margin of OPJ_COMMON_CBLK_DATA_EXTRA to the allocation we */ + /* do so that opj_mqc_init_dec_common() can safely add a synthetic */ + /* 0xFFFF marker. */ + if (! *l_current_data) { + /* LH: oddly enough, in this path, l_tile_len!=0. + * TODO: If this was consistent, we could simplify the code to only use realloc(), as realloc(0,...) default to malloc(0,...). + */ + *l_current_data = (OPJ_BYTE*) opj_malloc( + p_j2k->m_specific_param.m_decoder.m_sot_length + OPJ_COMMON_CBLK_DATA_EXTRA); + } else { + OPJ_BYTE *l_new_current_data; + if (*l_tile_len > UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA - + p_j2k->m_specific_param.m_decoder.m_sot_length) { + opj_event_msg(p_manager, EVT_ERROR, + "*l_tile_len > UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA - " + "p_j2k->m_specific_param.m_decoder.m_sot_length"); + return OPJ_FALSE; + } + + l_new_current_data = (OPJ_BYTE *) opj_realloc(*l_current_data, + *l_tile_len + p_j2k->m_specific_param.m_decoder.m_sot_length + + OPJ_COMMON_CBLK_DATA_EXTRA); + if (! l_new_current_data) { + opj_free(*l_current_data); + /*nothing more is done as l_current_data will be set to null, and just + afterward we enter in the error path + and the actual tile_len is updated (committed) at the end of the + function. */ + } + *l_current_data = l_new_current_data; + } + + if (*l_current_data == 00) { + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tile\n"); + return OPJ_FALSE; + } + } else { + l_sot_length_pb_detected = OPJ_TRUE; + } + + /* Index */ + l_cstr_index = p_j2k->cstr_index; + { + OPJ_OFF_T l_current_pos = opj_stream_tell(p_stream) - 2; + + OPJ_UINT32 l_current_tile_part = + l_cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno; + l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_header + = + l_current_pos; + l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_pos + = + l_current_pos + p_j2k->m_specific_param.m_decoder.m_sot_length + 2; + + if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number, + l_cstr_index, + J2K_MS_SOD, + l_current_pos, + p_j2k->m_specific_param.m_decoder.m_sot_length + 2)) { + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n"); + return OPJ_FALSE; + } + + /*l_cstr_index->packno = 0;*/ + } + + /* Patch to support new PHR data */ + if (!l_sot_length_pb_detected) { + l_current_read_size = opj_stream_read_data( + p_stream, + *l_current_data + *l_tile_len, + p_j2k->m_specific_param.m_decoder.m_sot_length, + p_manager); + } else { + l_current_read_size = 0; + } + + if (l_current_read_size != p_j2k->m_specific_param.m_decoder.m_sot_length) { + if (l_current_read_size == (OPJ_SIZE_T)(-1)) { + /* Avoid issue of https://github.com/uclouvain/openjpeg/issues/1533 */ + opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n"); + return OPJ_FALSE; + } + p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC; + } else { + p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT; + } + + *l_tile_len += (OPJ_UINT32)l_current_read_size; + + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_write_rgn(opj_j2k_t *p_j2k, + OPJ_UINT32 p_tile_no, + OPJ_UINT32 p_comp_no, + OPJ_UINT32 nb_comps, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager + ) +{ + OPJ_BYTE * l_current_data = 00; + OPJ_UINT32 l_rgn_size; + opj_cp_t *l_cp = 00; + opj_tcp_t *l_tcp = 00; + opj_tccp_t *l_tccp = 00; + OPJ_UINT32 l_comp_room; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + l_cp = &(p_j2k->m_cp); + l_tcp = &l_cp->tcps[p_tile_no]; + l_tccp = &l_tcp->tccps[p_comp_no]; + + if (nb_comps <= 256) { + l_comp_room = 1; + } else { + l_comp_room = 2; + } + + l_rgn_size = 6 + l_comp_room; + + l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data; + + opj_write_bytes(l_current_data, J2K_MS_RGN, + 2); /* RGN */ + l_current_data += 2; + + opj_write_bytes(l_current_data, l_rgn_size - 2, + 2); /* Lrgn */ + l_current_data += 2; + + opj_write_bytes(l_current_data, p_comp_no, + l_comp_room); /* Crgn */ + l_current_data += l_comp_room; + + opj_write_bytes(l_current_data, 0, + 1); /* Srgn */ + ++l_current_data; + + opj_write_bytes(l_current_data, (OPJ_UINT32)l_tccp->roishift, + 1); /* SPrgn */ + ++l_current_data; + + if (opj_stream_write_data(p_stream, + p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_rgn_size, + p_manager) != l_rgn_size) { + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_write_eoc(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager + ) +{ + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_header_tile_data, + J2K_MS_EOC, 2); /* EOC */ + + /* UniPG>> */ +#ifdef USE_JPWL + /* update markers struct */ + /* + OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_EOC, p_stream_tell(p_stream) - 2, 2); + */ +#endif /* USE_JPWL */ + + if (opj_stream_write_data(p_stream, + p_j2k->m_specific_param.m_encoder.m_header_tile_data, 2, p_manager) != 2) { + return OPJ_FALSE; + } + + if (! opj_stream_flush(p_stream, p_manager)) { + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +/** + * Reads a RGN marker (Region Of Interest) + * + * @param p_header_data the data contained in the POC box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the POC marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_rgn(opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager + ) +{ + OPJ_UINT32 l_nb_comp; + opj_image_t * l_image = 00; + + opj_cp_t *l_cp = 00; + opj_tcp_t *l_tcp = 00; + OPJ_UINT32 l_comp_room, l_comp_no, l_roi_sty; + + /* preconditions*/ + assert(p_header_data != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + l_image = p_j2k->m_private_image; + l_nb_comp = l_image->numcomps; + + if (l_nb_comp <= 256) { + l_comp_room = 1; + } else { + l_comp_room = 2; + } + + if (p_header_size != 2 + l_comp_room) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading RGN marker\n"); + return OPJ_FALSE; + } + + l_cp = &(p_j2k->m_cp); + l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ? + &l_cp->tcps[p_j2k->m_current_tile_number] : + p_j2k->m_specific_param.m_decoder.m_default_tcp; + + opj_read_bytes(p_header_data, &l_comp_no, l_comp_room); /* Crgn */ + p_header_data += l_comp_room; + opj_read_bytes(p_header_data, &l_roi_sty, + 1); /* Srgn */ + ++p_header_data; + +#ifdef USE_JPWL + if (l_cp->correct) { + /* totlen is negative or larger than the bytes left!!! */ + if (l_comp_room >= l_nb_comp) { + opj_event_msg(p_manager, EVT_ERROR, + "JPWL: bad component number in RGN (%d when there are only %d)\n", + l_comp_room, l_nb_comp); + if (!JPWL_ASSUME) { + opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n"); + return OPJ_FALSE; + } + } + }; +#endif /* USE_JPWL */ + + /* testcase 3635.pdf.asan.77.2930 */ + if (l_comp_no >= l_nb_comp) { + opj_event_msg(p_manager, EVT_ERROR, + "bad component number in RGN (%d when there are only %d)\n", + l_comp_no, l_nb_comp); + return OPJ_FALSE; + } + + opj_read_bytes(p_header_data, + (OPJ_UINT32 *)(&(l_tcp->tccps[l_comp_no].roishift)), 1); /* SPrgn */ + ++p_header_data; + + return OPJ_TRUE; + +} + +static OPJ_FLOAT32 opj_j2k_get_tp_stride(opj_tcp_t * p_tcp) +{ + return (OPJ_FLOAT32)((p_tcp->m_nb_tile_parts - 1) * 14); +} + +static OPJ_FLOAT32 opj_j2k_get_default_stride(opj_tcp_t * p_tcp) +{ + (void)p_tcp; + return 0; +} + +static OPJ_BOOL opj_j2k_update_rates(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager) +{ + opj_cp_t * l_cp = 00; + opj_image_t * l_image = 00; + opj_tcp_t * l_tcp = 00; + opj_image_comp_t * l_img_comp = 00; + + OPJ_UINT32 i, j, k; + OPJ_INT32 l_x0, l_y0, l_x1, l_y1; + OPJ_FLOAT32 * l_rates = 0; + OPJ_FLOAT32 l_sot_remove; + OPJ_UINT32 l_bits_empty, l_size_pixel; + OPJ_UINT64 l_tile_size = 0; + OPJ_UINT32 l_last_res; + OPJ_FLOAT32(* l_tp_stride_func)(opj_tcp_t *) = 00; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + OPJ_UNUSED(p_manager); + + l_cp = &(p_j2k->m_cp); + l_image = p_j2k->m_private_image; + l_tcp = l_cp->tcps; + + l_bits_empty = 8 * l_image->comps->dx * l_image->comps->dy; + l_size_pixel = l_image->numcomps * l_image->comps->prec; + l_sot_remove = (OPJ_FLOAT32) opj_stream_tell(p_stream) / (OPJ_FLOAT32)( + l_cp->th * l_cp->tw); + + if (l_cp->m_specific_param.m_enc.m_tp_on) { + l_tp_stride_func = opj_j2k_get_tp_stride; + } else { + l_tp_stride_func = opj_j2k_get_default_stride; + } + + for (i = 0; i < l_cp->th; ++i) { + for (j = 0; j < l_cp->tw; ++j) { + OPJ_FLOAT32 l_offset = (OPJ_FLOAT32)(*l_tp_stride_func)(l_tcp) / + (OPJ_FLOAT32)l_tcp->numlayers; + + /* 4 borders of the tile rescale on the image if necessary */ + l_x0 = opj_int_max((OPJ_INT32)(l_cp->tx0 + j * l_cp->tdx), + (OPJ_INT32)l_image->x0); + l_y0 = opj_int_max((OPJ_INT32)(l_cp->ty0 + i * l_cp->tdy), + (OPJ_INT32)l_image->y0); + l_x1 = opj_int_min((OPJ_INT32)(l_cp->tx0 + (j + 1) * l_cp->tdx), + (OPJ_INT32)l_image->x1); + l_y1 = opj_int_min((OPJ_INT32)(l_cp->ty0 + (i + 1) * l_cp->tdy), + (OPJ_INT32)l_image->y1); + + l_rates = l_tcp->rates; + + /* Modification of the RATE >> */ + for (k = 0; k < l_tcp->numlayers; ++k) { + if (*l_rates > 0.0f) { + *l_rates = (OPJ_FLOAT32)(((OPJ_FLOAT64)l_size_pixel * (OPJ_UINT32)( + l_x1 - l_x0) * + (OPJ_UINT32)(l_y1 - l_y0)) + / ((*l_rates) * (OPJ_FLOAT32)l_bits_empty)) + - + l_offset; + } + + ++l_rates; + } + + ++l_tcp; + + } + } + + l_tcp = l_cp->tcps; + + for (i = 0; i < l_cp->th; ++i) { + for (j = 0; j < l_cp->tw; ++j) { + l_rates = l_tcp->rates; + + if (*l_rates > 0.0f) { + *l_rates -= l_sot_remove; + + if (*l_rates < 30.0f) { + *l_rates = 30.0f; + } + } + + ++l_rates; + + l_last_res = l_tcp->numlayers - 1; + + for (k = 1; k < l_last_res; ++k) { + + if (*l_rates > 0.0f) { + *l_rates -= l_sot_remove; + + if (*l_rates < * (l_rates - 1) + 10.0f) { + *l_rates = (*(l_rates - 1)) + 20.0f; + } + } + + ++l_rates; + } + + if (*l_rates > 0.0f) { + *l_rates -= (l_sot_remove + 2.f); + + if (*l_rates < * (l_rates - 1) + 10.0f) { + *l_rates = (*(l_rates - 1)) + 20.0f; + } + } + + ++l_tcp; + } + } + + l_img_comp = l_image->comps; + l_tile_size = 0; + + for (i = 0; i < l_image->numcomps; ++i) { + l_tile_size += (OPJ_UINT64)opj_uint_ceildiv(l_cp->tdx, l_img_comp->dx) + * + opj_uint_ceildiv(l_cp->tdy, l_img_comp->dy) + * + l_img_comp->prec; + + ++l_img_comp; + } + + /* TODO: where does this magic value come from ? */ + /* This used to be 1.3 / 8, but with random data and very small code */ + /* block sizes, this is not enough. For example with */ + /* bin/test_tile_encoder 1 256 256 32 32 8 0 reversible_with_precinct.j2k 4 4 3 0 0 1 16 16 */ + /* TODO revise this to take into account the overhead linked to the */ + /* number of packets and number of code blocks in packets */ + l_tile_size = (OPJ_UINT64)((double)l_tile_size * 1.4 / 8); + + /* Arbitrary amount to make the following work: */ + /* bin/test_tile_encoder 1 256 256 17 16 8 0 reversible_no_precinct.j2k 4 4 3 0 0 1 */ + l_tile_size += 500; + + l_tile_size += opj_j2k_get_specific_header_sizes(p_j2k); + + if (l_tile_size > UINT_MAX) { + l_tile_size = UINT_MAX; + } + + p_j2k->m_specific_param.m_encoder.m_encoded_tile_size = (OPJ_UINT32)l_tile_size; + p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = + (OPJ_BYTE *) opj_malloc(p_j2k->m_specific_param.m_encoder.m_encoded_tile_size); + if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data == 00) { + opj_event_msg(p_manager, EVT_ERROR, + "Not enough memory to allocate m_encoded_tile_data. %u MB required\n", + (OPJ_UINT32)(l_tile_size / 1024 / 1024)); + return OPJ_FALSE; + } + + if (p_j2k->m_specific_param.m_encoder.m_TLM) { + p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = + (OPJ_BYTE *) opj_malloc(6 * + p_j2k->m_specific_param.m_encoder.m_total_tile_parts); + if (! p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) { + return OPJ_FALSE; + } + + p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = + p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer; + } + + return OPJ_TRUE; +} + +#if 0 +static OPJ_BOOL opj_j2k_read_eoc(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager) +{ + OPJ_UINT32 i; + opj_tcd_t * l_tcd = 00; + OPJ_UINT32 l_nb_tiles; + opj_tcp_t * l_tcp = 00; + OPJ_BOOL l_success; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw; + l_tcp = p_j2k->m_cp.tcps; + + l_tcd = opj_tcd_create(OPJ_TRUE); + if (l_tcd == 00) { + opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n"); + return OPJ_FALSE; + } + + for (i = 0; i < l_nb_tiles; ++i) { + if (l_tcp->m_data) { + if (! opj_tcd_init_decode_tile(l_tcd, i)) { + opj_tcd_destroy(l_tcd); + opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n"); + return OPJ_FALSE; + } + + l_success = opj_tcd_decode_tile(l_tcd, l_tcp->m_data, l_tcp->m_data_size, i, + p_j2k->cstr_index); + /* cleanup */ + + if (! l_success) { + p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_ERR; + break; + } + } + + opj_j2k_tcp_destroy(l_tcp); + ++l_tcp; + } + + opj_tcd_destroy(l_tcd); + return OPJ_TRUE; +} +#endif + +static OPJ_BOOL opj_j2k_get_end_header(opj_j2k_t *p_j2k, + struct opj_stream_private *p_stream, + struct opj_event_mgr * p_manager) +{ + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + OPJ_UNUSED(p_manager); + + p_j2k->cstr_index->main_head_end = opj_stream_tell(p_stream); + + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_write_mct_data_group(opj_j2k_t *p_j2k, + struct opj_stream_private *p_stream, + struct opj_event_mgr * p_manager) +{ + OPJ_UINT32 i; + opj_simple_mcc_decorrelation_data_t * l_mcc_record; + opj_mct_data_t * l_mct_record; + opj_tcp_t * l_tcp; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_stream != 00); + assert(p_manager != 00); + + if (! opj_j2k_write_cbd(p_j2k, p_stream, p_manager)) { + return OPJ_FALSE; + } + + l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]); + l_mct_record = l_tcp->m_mct_records; + + for (i = 0; i < l_tcp->m_nb_mct_records; ++i) { + + if (! opj_j2k_write_mct_record(p_j2k, l_mct_record, p_stream, p_manager)) { + return OPJ_FALSE; + } + + ++l_mct_record; + } + + l_mcc_record = l_tcp->m_mcc_records; + + for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) { + + if (! opj_j2k_write_mcc_record(p_j2k, l_mcc_record, p_stream, p_manager)) { + return OPJ_FALSE; + } + + ++l_mcc_record; + } + + if (! opj_j2k_write_mco(p_j2k, p_stream, p_manager)) { + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_write_all_coc( + opj_j2k_t *p_j2k, + struct opj_stream_private *p_stream, + struct opj_event_mgr * p_manager) +{ + OPJ_UINT32 compno; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + for (compno = 1; compno < p_j2k->m_private_image->numcomps; ++compno) { + /* cod is first component of first tile */ + if (! opj_j2k_compare_coc(p_j2k, 0, compno)) { + if (! opj_j2k_write_coc(p_j2k, compno, p_stream, p_manager)) { + return OPJ_FALSE; + } + } + } + + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_write_all_qcc( + opj_j2k_t *p_j2k, + struct opj_stream_private *p_stream, + struct opj_event_mgr * p_manager) +{ + OPJ_UINT32 compno; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + for (compno = 1; compno < p_j2k->m_private_image->numcomps; ++compno) { + /* qcd is first component of first tile */ + if (! opj_j2k_compare_qcc(p_j2k, 0, compno)) { + if (! opj_j2k_write_qcc(p_j2k, compno, p_stream, p_manager)) { + return OPJ_FALSE; + } + } + } + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_write_regions(opj_j2k_t *p_j2k, + struct opj_stream_private *p_stream, + struct opj_event_mgr * p_manager) +{ + OPJ_UINT32 compno; + const opj_tccp_t *l_tccp = 00; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + l_tccp = p_j2k->m_cp.tcps->tccps; + + for (compno = 0; compno < p_j2k->m_private_image->numcomps; ++compno) { + if (l_tccp->roishift) { + + if (! opj_j2k_write_rgn(p_j2k, 0, compno, p_j2k->m_private_image->numcomps, + p_stream, p_manager)) { + return OPJ_FALSE; + } + } + + ++l_tccp; + } + + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_write_epc(opj_j2k_t *p_j2k, + struct opj_stream_private *p_stream, + struct opj_event_mgr * p_manager) +{ + opj_codestream_index_t * l_cstr_index = 00; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + OPJ_UNUSED(p_manager); + + l_cstr_index = p_j2k->cstr_index; + if (l_cstr_index) { + l_cstr_index->codestream_size = (OPJ_UINT64)opj_stream_tell(p_stream); + /* UniPG>> */ + /* The following adjustment is done to adjust the codestream size */ + /* if SOD is not at 0 in the buffer. Useful in case of JP2, where */ + /* the first bunch of bytes is not in the codestream */ + l_cstr_index->codestream_size -= (OPJ_UINT64)l_cstr_index->main_head_start; + /* <<UniPG */ + } + +#ifdef USE_JPWL + /* preparation of JPWL marker segments */ +#if 0 + if (cp->epc_on) { + + /* encode according to JPWL */ + jpwl_encode(p_j2k, p_stream, image); + + } +#endif + assert(0 && "TODO"); +#endif /* USE_JPWL */ + + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_read_unk(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + OPJ_UINT32 *output_marker, + opj_event_mgr_t * p_manager + ) +{ + OPJ_UINT32 l_unknown_marker; + const opj_dec_memory_marker_handler_t * l_marker_handler; + OPJ_UINT32 l_size_unk = 2; + + /* preconditions*/ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + opj_event_msg(p_manager, EVT_WARNING, "Unknown marker\n"); + + for (;;) { + /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer*/ + if (opj_stream_read_data(p_stream, + p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) { + opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n"); + return OPJ_FALSE; + } + + /* read 2 bytes as the new marker ID*/ + opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data, + &l_unknown_marker, 2); + + if (!(l_unknown_marker < 0xff00)) { + + /* Get the marker handler from the marker ID*/ + l_marker_handler = opj_j2k_get_marker_handler(l_unknown_marker); + + if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) { + opj_event_msg(p_manager, EVT_ERROR, + "Marker is not compliant with its position\n"); + return OPJ_FALSE; + } else { + if (l_marker_handler->id != J2K_MS_UNK) { + /* Add the marker to the codestream index*/ + if (l_marker_handler->id != J2K_MS_SOT) { + OPJ_BOOL res = opj_j2k_add_mhmarker(p_j2k->cstr_index, J2K_MS_UNK, + (OPJ_UINT32) opj_stream_tell(p_stream) - l_size_unk, + l_size_unk); + if (res == OPJ_FALSE) { + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n"); + return OPJ_FALSE; + } + } + break; /* next marker is known and well located */ + } else { + l_size_unk += 2; + } + } + } + } + + *output_marker = l_marker_handler->id ; + + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_write_mct_record(opj_j2k_t *p_j2k, + opj_mct_data_t * p_mct_record, + struct opj_stream_private *p_stream, + struct opj_event_mgr * p_manager) +{ + OPJ_UINT32 l_mct_size; + OPJ_BYTE * l_current_data = 00; + OPJ_UINT32 l_tmp; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + l_mct_size = 10 + p_mct_record->m_data_size; + + if (l_mct_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) { + OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc( + p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mct_size); + if (! new_header_tile_data) { + opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data); + p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCT marker\n"); + return OPJ_FALSE; + } + p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mct_size; + } + + l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data; + + opj_write_bytes(l_current_data, J2K_MS_MCT, + 2); /* MCT */ + l_current_data += 2; + + opj_write_bytes(l_current_data, l_mct_size - 2, + 2); /* Lmct */ + l_current_data += 2; + + opj_write_bytes(l_current_data, 0, + 2); /* Zmct */ + l_current_data += 2; + + /* only one marker atm */ + l_tmp = (p_mct_record->m_index & 0xff) | (p_mct_record->m_array_type << 8) | + (p_mct_record->m_element_type << 10); + + opj_write_bytes(l_current_data, l_tmp, 2); + l_current_data += 2; + + opj_write_bytes(l_current_data, 0, + 2); /* Ymct */ + l_current_data += 2; + + memcpy(l_current_data, p_mct_record->m_data, p_mct_record->m_data_size); + + if (opj_stream_write_data(p_stream, + p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mct_size, + p_manager) != l_mct_size) { + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +/** + * Reads a MCT marker (Multiple Component Transform) + * + * @param p_header_data the data contained in the MCT box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the MCT marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_mct(opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager + ) +{ + OPJ_UINT32 i; + opj_tcp_t *l_tcp = 00; + OPJ_UINT32 l_tmp; + OPJ_UINT32 l_indix; + opj_mct_data_t * l_mct_data; + + /* preconditions */ + assert(p_header_data != 00); + assert(p_j2k != 00); + + l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ? + &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] : + p_j2k->m_specific_param.m_decoder.m_default_tcp; + + if (p_header_size < 2) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n"); + return OPJ_FALSE; + } + + /* first marker */ + opj_read_bytes(p_header_data, &l_tmp, 2); /* Zmct */ + p_header_data += 2; + if (l_tmp != 0) { + opj_event_msg(p_manager, EVT_WARNING, + "Cannot take in charge mct data within multiple MCT records\n"); + return OPJ_TRUE; + } + + if (p_header_size <= 6) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n"); + return OPJ_FALSE; + } + + /* Imct -> no need for other values, take the first, type is double with decorrelation x0000 1101 0000 0000*/ + opj_read_bytes(p_header_data, &l_tmp, 2); /* Imct */ + p_header_data += 2; + + l_indix = l_tmp & 0xff; + l_mct_data = l_tcp->m_mct_records; + + for (i = 0; i < l_tcp->m_nb_mct_records; ++i) { + if (l_mct_data->m_index == l_indix) { + break; + } + ++l_mct_data; + } + + /* NOT FOUND */ + if (i == l_tcp->m_nb_mct_records) { + if (l_tcp->m_nb_mct_records == l_tcp->m_nb_max_mct_records) { + opj_mct_data_t *new_mct_records; + l_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS; + + new_mct_records = (opj_mct_data_t *) opj_realloc(l_tcp->m_mct_records, + l_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t)); + if (! new_mct_records) { + opj_free(l_tcp->m_mct_records); + l_tcp->m_mct_records = NULL; + l_tcp->m_nb_max_mct_records = 0; + l_tcp->m_nb_mct_records = 0; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read MCT marker\n"); + return OPJ_FALSE; + } + + /* Update m_mcc_records[].m_offset_array and m_decorrelation_array + * to point to the new addresses */ + if (new_mct_records != l_tcp->m_mct_records) { + for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) { + opj_simple_mcc_decorrelation_data_t* l_mcc_record = + &(l_tcp->m_mcc_records[i]); + if (l_mcc_record->m_decorrelation_array) { + l_mcc_record->m_decorrelation_array = + new_mct_records + + (l_mcc_record->m_decorrelation_array - + l_tcp->m_mct_records); + } + if (l_mcc_record->m_offset_array) { + l_mcc_record->m_offset_array = + new_mct_records + + (l_mcc_record->m_offset_array - + l_tcp->m_mct_records); + } + } + } + + l_tcp->m_mct_records = new_mct_records; + l_mct_data = l_tcp->m_mct_records + l_tcp->m_nb_mct_records; + memset(l_mct_data, 0, (l_tcp->m_nb_max_mct_records - l_tcp->m_nb_mct_records) * + sizeof(opj_mct_data_t)); + } + + l_mct_data = l_tcp->m_mct_records + l_tcp->m_nb_mct_records; + ++l_tcp->m_nb_mct_records; + } + + if (l_mct_data->m_data) { + opj_free(l_mct_data->m_data); + l_mct_data->m_data = 00; + l_mct_data->m_data_size = 0; + } + + l_mct_data->m_index = l_indix; + l_mct_data->m_array_type = (J2K_MCT_ARRAY_TYPE)((l_tmp >> 8) & 3); + l_mct_data->m_element_type = (J2K_MCT_ELEMENT_TYPE)((l_tmp >> 10) & 3); + + opj_read_bytes(p_header_data, &l_tmp, 2); /* Ymct */ + p_header_data += 2; + if (l_tmp != 0) { + opj_event_msg(p_manager, EVT_WARNING, + "Cannot take in charge multiple MCT markers\n"); + return OPJ_TRUE; + } + + p_header_size -= 6; + + l_mct_data->m_data = (OPJ_BYTE*)opj_malloc(p_header_size); + if (! l_mct_data->m_data) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n"); + return OPJ_FALSE; + } + memcpy(l_mct_data->m_data, p_header_data, p_header_size); + + l_mct_data->m_data_size = p_header_size; + + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_write_mcc_record(opj_j2k_t *p_j2k, + struct opj_simple_mcc_decorrelation_data * p_mcc_record, + struct opj_stream_private *p_stream, + struct opj_event_mgr * p_manager) +{ + OPJ_UINT32 i; + OPJ_UINT32 l_mcc_size; + OPJ_BYTE * l_current_data = 00; + OPJ_UINT32 l_nb_bytes_for_comp; + OPJ_UINT32 l_mask; + OPJ_UINT32 l_tmcc; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + if (p_mcc_record->m_nb_comps > 255) { + l_nb_bytes_for_comp = 2; + l_mask = 0x8000; + } else { + l_nb_bytes_for_comp = 1; + l_mask = 0; + } + + l_mcc_size = p_mcc_record->m_nb_comps * 2 * l_nb_bytes_for_comp + 19; + if (l_mcc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) { + OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc( + p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mcc_size); + if (! new_header_tile_data) { + opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data); + p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCC marker\n"); + return OPJ_FALSE; + } + p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mcc_size; + } + + l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data; + + opj_write_bytes(l_current_data, J2K_MS_MCC, + 2); /* MCC */ + l_current_data += 2; + + opj_write_bytes(l_current_data, l_mcc_size - 2, + 2); /* Lmcc */ + l_current_data += 2; + + /* first marker */ + opj_write_bytes(l_current_data, 0, + 2); /* Zmcc */ + l_current_data += 2; + + opj_write_bytes(l_current_data, p_mcc_record->m_index, + 1); /* Imcc -> no need for other values, take the first */ + ++l_current_data; + + /* only one marker atm */ + opj_write_bytes(l_current_data, 0, + 2); /* Ymcc */ + l_current_data += 2; + + opj_write_bytes(l_current_data, 1, + 2); /* Qmcc -> number of collections -> 1 */ + l_current_data += 2; + + opj_write_bytes(l_current_data, 0x1, + 1); /* Xmcci type of component transformation -> array based decorrelation */ + ++l_current_data; + + opj_write_bytes(l_current_data, p_mcc_record->m_nb_comps | l_mask, + 2); /* Nmcci number of input components involved and size for each component offset = 8 bits */ + l_current_data += 2; + + for (i = 0; i < p_mcc_record->m_nb_comps; ++i) { + opj_write_bytes(l_current_data, i, + l_nb_bytes_for_comp); /* Cmccij Component offset*/ + l_current_data += l_nb_bytes_for_comp; + } + + opj_write_bytes(l_current_data, p_mcc_record->m_nb_comps | l_mask, + 2); /* Mmcci number of output components involved and size for each component offset = 8 bits */ + l_current_data += 2; + + for (i = 0; i < p_mcc_record->m_nb_comps; ++i) { + opj_write_bytes(l_current_data, i, + l_nb_bytes_for_comp); /* Wmccij Component offset*/ + l_current_data += l_nb_bytes_for_comp; + } + + l_tmcc = ((!p_mcc_record->m_is_irreversible) & 1U) << 16; + + if (p_mcc_record->m_decorrelation_array) { + l_tmcc |= p_mcc_record->m_decorrelation_array->m_index; + } + + if (p_mcc_record->m_offset_array) { + l_tmcc |= ((p_mcc_record->m_offset_array->m_index) << 8); + } + + opj_write_bytes(l_current_data, l_tmcc, + 3); /* Tmcci : use MCT defined as number 1 and irreversible array based. */ + l_current_data += 3; + + if (opj_stream_write_data(p_stream, + p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mcc_size, + p_manager) != l_mcc_size) { + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_read_mcc(opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager) +{ + OPJ_UINT32 i, j; + OPJ_UINT32 l_tmp; + OPJ_UINT32 l_indix; + opj_tcp_t * l_tcp; + opj_simple_mcc_decorrelation_data_t * l_mcc_record; + opj_mct_data_t * l_mct_data; + OPJ_UINT32 l_nb_collections; + OPJ_UINT32 l_nb_comps; + OPJ_UINT32 l_nb_bytes_by_comp; + OPJ_BOOL l_new_mcc = OPJ_FALSE; + + /* preconditions */ + assert(p_header_data != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ? + &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] : + p_j2k->m_specific_param.m_decoder.m_default_tcp; + + if (p_header_size < 2) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n"); + return OPJ_FALSE; + } + + /* first marker */ + opj_read_bytes(p_header_data, &l_tmp, 2); /* Zmcc */ + p_header_data += 2; + if (l_tmp != 0) { + opj_event_msg(p_manager, EVT_WARNING, + "Cannot take in charge multiple data spanning\n"); + return OPJ_TRUE; + } + + if (p_header_size < 7) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n"); + return OPJ_FALSE; + } + + opj_read_bytes(p_header_data, &l_indix, + 1); /* Imcc -> no need for other values, take the first */ + ++p_header_data; + + l_mcc_record = l_tcp->m_mcc_records; + + for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) { + if (l_mcc_record->m_index == l_indix) { + break; + } + ++l_mcc_record; + } + + /** NOT FOUND */ + if (i == l_tcp->m_nb_mcc_records) { + if (l_tcp->m_nb_mcc_records == l_tcp->m_nb_max_mcc_records) { + opj_simple_mcc_decorrelation_data_t *new_mcc_records; + l_tcp->m_nb_max_mcc_records += OPJ_J2K_MCC_DEFAULT_NB_RECORDS; + + new_mcc_records = (opj_simple_mcc_decorrelation_data_t *) opj_realloc( + l_tcp->m_mcc_records, l_tcp->m_nb_max_mcc_records * sizeof( + opj_simple_mcc_decorrelation_data_t)); + if (! new_mcc_records) { + opj_free(l_tcp->m_mcc_records); + l_tcp->m_mcc_records = NULL; + l_tcp->m_nb_max_mcc_records = 0; + l_tcp->m_nb_mcc_records = 0; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read MCC marker\n"); + return OPJ_FALSE; + } + l_tcp->m_mcc_records = new_mcc_records; + l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records; + memset(l_mcc_record, 0, (l_tcp->m_nb_max_mcc_records - l_tcp->m_nb_mcc_records) + * sizeof(opj_simple_mcc_decorrelation_data_t)); + } + l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records; + l_new_mcc = OPJ_TRUE; + } + l_mcc_record->m_index = l_indix; + + /* only one marker atm */ + opj_read_bytes(p_header_data, &l_tmp, 2); /* Ymcc */ + p_header_data += 2; + if (l_tmp != 0) { + opj_event_msg(p_manager, EVT_WARNING, + "Cannot take in charge multiple data spanning\n"); + return OPJ_TRUE; + } + + opj_read_bytes(p_header_data, &l_nb_collections, + 2); /* Qmcc -> number of collections -> 1 */ + p_header_data += 2; + + if (l_nb_collections > 1) { + opj_event_msg(p_manager, EVT_WARNING, + "Cannot take in charge multiple collections\n"); + return OPJ_TRUE; + } + + p_header_size -= 7; + + for (i = 0; i < l_nb_collections; ++i) { + if (p_header_size < 3) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n"); + return OPJ_FALSE; + } + + opj_read_bytes(p_header_data, &l_tmp, + 1); /* Xmcci type of component transformation -> array based decorrelation */ + ++p_header_data; + + if (l_tmp != 1) { + opj_event_msg(p_manager, EVT_WARNING, + "Cannot take in charge collections other than array decorrelation\n"); + return OPJ_TRUE; + } + + opj_read_bytes(p_header_data, &l_nb_comps, 2); + + p_header_data += 2; + p_header_size -= 3; + + l_nb_bytes_by_comp = 1 + (l_nb_comps >> 15); + l_mcc_record->m_nb_comps = l_nb_comps & 0x7fff; + + if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2)) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n"); + return OPJ_FALSE; + } + + p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2); + + for (j = 0; j < l_mcc_record->m_nb_comps; ++j) { + opj_read_bytes(p_header_data, &l_tmp, + l_nb_bytes_by_comp); /* Cmccij Component offset*/ + p_header_data += l_nb_bytes_by_comp; + + if (l_tmp != j) { + opj_event_msg(p_manager, EVT_WARNING, + "Cannot take in charge collections with indix shuffle\n"); + return OPJ_TRUE; + } + } + + opj_read_bytes(p_header_data, &l_nb_comps, 2); + p_header_data += 2; + + l_nb_bytes_by_comp = 1 + (l_nb_comps >> 15); + l_nb_comps &= 0x7fff; + + if (l_nb_comps != l_mcc_record->m_nb_comps) { + opj_event_msg(p_manager, EVT_WARNING, + "Cannot take in charge collections without same number of indixes\n"); + return OPJ_TRUE; + } + + if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3)) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n"); + return OPJ_FALSE; + } + + p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3); + + for (j = 0; j < l_mcc_record->m_nb_comps; ++j) { + opj_read_bytes(p_header_data, &l_tmp, + l_nb_bytes_by_comp); /* Wmccij Component offset*/ + p_header_data += l_nb_bytes_by_comp; + + if (l_tmp != j) { + opj_event_msg(p_manager, EVT_WARNING, + "Cannot take in charge collections with indix shuffle\n"); + return OPJ_TRUE; + } + } + + opj_read_bytes(p_header_data, &l_tmp, 3); /* Wmccij Component offset*/ + p_header_data += 3; + + l_mcc_record->m_is_irreversible = !((l_tmp >> 16) & 1); + l_mcc_record->m_decorrelation_array = 00; + l_mcc_record->m_offset_array = 00; + + l_indix = l_tmp & 0xff; + if (l_indix != 0) { + l_mct_data = l_tcp->m_mct_records; + for (j = 0; j < l_tcp->m_nb_mct_records; ++j) { + if (l_mct_data->m_index == l_indix) { + l_mcc_record->m_decorrelation_array = l_mct_data; + break; + } + ++l_mct_data; + } + + if (l_mcc_record->m_decorrelation_array == 00) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n"); + return OPJ_FALSE; + } + } + + l_indix = (l_tmp >> 8) & 0xff; + if (l_indix != 0) { + l_mct_data = l_tcp->m_mct_records; + for (j = 0; j < l_tcp->m_nb_mct_records; ++j) { + if (l_mct_data->m_index == l_indix) { + l_mcc_record->m_offset_array = l_mct_data; + break; + } + ++l_mct_data; + } + + if (l_mcc_record->m_offset_array == 00) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n"); + return OPJ_FALSE; + } + } + } + + if (p_header_size != 0) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n"); + return OPJ_FALSE; + } + + if (l_new_mcc) { + ++l_tcp->m_nb_mcc_records; + } + + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_write_mco(opj_j2k_t *p_j2k, + struct opj_stream_private *p_stream, + struct opj_event_mgr * p_manager + ) +{ + OPJ_BYTE * l_current_data = 00; + OPJ_UINT32 l_mco_size; + opj_tcp_t * l_tcp = 00; + opj_simple_mcc_decorrelation_data_t * l_mcc_record; + OPJ_UINT32 i; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]); + + l_mco_size = 5 + l_tcp->m_nb_mcc_records; + if (l_mco_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) { + + OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc( + p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mco_size); + if (! new_header_tile_data) { + opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data); + p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCO marker\n"); + return OPJ_FALSE; + } + p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mco_size; + } + l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data; + + + opj_write_bytes(l_current_data, J2K_MS_MCO, 2); /* MCO */ + l_current_data += 2; + + opj_write_bytes(l_current_data, l_mco_size - 2, 2); /* Lmco */ + l_current_data += 2; + + opj_write_bytes(l_current_data, l_tcp->m_nb_mcc_records, + 1); /* Nmco : only one transform stage*/ + ++l_current_data; + + l_mcc_record = l_tcp->m_mcc_records; + for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) { + opj_write_bytes(l_current_data, l_mcc_record->m_index, + 1); /* Imco -> use the mcc indicated by 1*/ + ++l_current_data; + ++l_mcc_record; + } + + if (opj_stream_write_data(p_stream, + p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mco_size, + p_manager) != l_mco_size) { + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +/** + * Reads a MCO marker (Multiple Component Transform Ordering) + * + * @param p_header_data the data contained in the MCO box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the MCO marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_mco(opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager + ) +{ + OPJ_UINT32 l_tmp, i; + OPJ_UINT32 l_nb_stages; + opj_tcp_t * l_tcp; + opj_tccp_t * l_tccp; + opj_image_t * l_image; + + /* preconditions */ + assert(p_header_data != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + l_image = p_j2k->m_private_image; + l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ? + &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] : + p_j2k->m_specific_param.m_decoder.m_default_tcp; + + if (p_header_size < 1) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading MCO marker\n"); + return OPJ_FALSE; + } + + opj_read_bytes(p_header_data, &l_nb_stages, + 1); /* Nmco : only one transform stage*/ + ++p_header_data; + + if (l_nb_stages > 1) { + opj_event_msg(p_manager, EVT_WARNING, + "Cannot take in charge multiple transformation stages.\n"); + return OPJ_TRUE; + } + + if (p_header_size != l_nb_stages + 1) { + opj_event_msg(p_manager, EVT_WARNING, "Error reading MCO marker\n"); + return OPJ_FALSE; + } + + l_tccp = l_tcp->tccps; + + for (i = 0; i < l_image->numcomps; ++i) { + l_tccp->m_dc_level_shift = 0; + ++l_tccp; + } + + if (l_tcp->m_mct_decoding_matrix) { + opj_free(l_tcp->m_mct_decoding_matrix); + l_tcp->m_mct_decoding_matrix = 00; + } + + for (i = 0; i < l_nb_stages; ++i) { + opj_read_bytes(p_header_data, &l_tmp, 1); + ++p_header_data; + + if (! opj_j2k_add_mct(l_tcp, p_j2k->m_private_image, l_tmp)) { + return OPJ_FALSE; + } + } + + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_add_mct(opj_tcp_t * p_tcp, opj_image_t * p_image, + OPJ_UINT32 p_index) +{ + OPJ_UINT32 i; + opj_simple_mcc_decorrelation_data_t * l_mcc_record; + opj_mct_data_t * l_deco_array, * l_offset_array; + OPJ_UINT32 l_data_size, l_mct_size, l_offset_size; + OPJ_UINT32 l_nb_elem; + OPJ_UINT32 * l_offset_data, * l_current_offset_data; + opj_tccp_t * l_tccp; + + /* preconditions */ + assert(p_tcp != 00); + + l_mcc_record = p_tcp->m_mcc_records; + + for (i = 0; i < p_tcp->m_nb_mcc_records; ++i) { + if (l_mcc_record->m_index == p_index) { + break; + } + } + + if (i == p_tcp->m_nb_mcc_records) { + /** element discarded **/ + return OPJ_TRUE; + } + + if (l_mcc_record->m_nb_comps != p_image->numcomps) { + /** do not support number of comps != image */ + return OPJ_TRUE; + } + + l_deco_array = l_mcc_record->m_decorrelation_array; + + if (l_deco_array) { + l_data_size = MCT_ELEMENT_SIZE[l_deco_array->m_element_type] * p_image->numcomps + * p_image->numcomps; + if (l_deco_array->m_data_size != l_data_size) { + return OPJ_FALSE; + } + + l_nb_elem = p_image->numcomps * p_image->numcomps; + l_mct_size = l_nb_elem * (OPJ_UINT32)sizeof(OPJ_FLOAT32); + p_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size); + + if (! p_tcp->m_mct_decoding_matrix) { + return OPJ_FALSE; + } + + j2k_mct_read_functions_to_float[l_deco_array->m_element_type]( + l_deco_array->m_data, p_tcp->m_mct_decoding_matrix, l_nb_elem); + } + + l_offset_array = l_mcc_record->m_offset_array; + + if (l_offset_array) { + l_data_size = MCT_ELEMENT_SIZE[l_offset_array->m_element_type] * + p_image->numcomps; + if (l_offset_array->m_data_size != l_data_size) { + return OPJ_FALSE; + } + + l_nb_elem = p_image->numcomps; + l_offset_size = l_nb_elem * (OPJ_UINT32)sizeof(OPJ_UINT32); + l_offset_data = (OPJ_UINT32*)opj_malloc(l_offset_size); + + if (! l_offset_data) { + return OPJ_FALSE; + } + + j2k_mct_read_functions_to_int32[l_offset_array->m_element_type]( + l_offset_array->m_data, l_offset_data, l_nb_elem); + + l_tccp = p_tcp->tccps; + l_current_offset_data = l_offset_data; + + for (i = 0; i < p_image->numcomps; ++i) { + l_tccp->m_dc_level_shift = (OPJ_INT32) * (l_current_offset_data++); + ++l_tccp; + } + + opj_free(l_offset_data); + } + + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_write_cbd(opj_j2k_t *p_j2k, + struct opj_stream_private *p_stream, + struct opj_event_mgr * p_manager) +{ + OPJ_UINT32 i; + OPJ_UINT32 l_cbd_size; + OPJ_BYTE * l_current_data = 00; + opj_image_t *l_image = 00; + opj_image_comp_t * l_comp = 00; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + l_image = p_j2k->m_private_image; + l_cbd_size = 6 + p_j2k->m_private_image->numcomps; + + if (l_cbd_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) { + OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc( + p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_cbd_size); + if (! new_header_tile_data) { + opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data); + p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write CBD marker\n"); + return OPJ_FALSE; + } + p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_cbd_size; + } + + l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data; + + opj_write_bytes(l_current_data, J2K_MS_CBD, 2); /* CBD */ + l_current_data += 2; + + opj_write_bytes(l_current_data, l_cbd_size - 2, 2); /* L_CBD */ + l_current_data += 2; + + opj_write_bytes(l_current_data, l_image->numcomps, 2); /* Ncbd */ + l_current_data += 2; + + l_comp = l_image->comps; + + for (i = 0; i < l_image->numcomps; ++i) { + opj_write_bytes(l_current_data, (l_comp->sgnd << 7) | (l_comp->prec - 1), + 1); /* Component bit depth */ + ++l_current_data; + + ++l_comp; + } + + if (opj_stream_write_data(p_stream, + p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_cbd_size, + p_manager) != l_cbd_size) { + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +/** + * Reads a CBD marker (Component bit depth definition) + * @param p_header_data the data contained in the CBD box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the CBD marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_cbd(opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager + ) +{ + OPJ_UINT32 l_nb_comp, l_num_comp; + OPJ_UINT32 l_comp_def; + OPJ_UINT32 i; + opj_image_comp_t * l_comp = 00; + + /* preconditions */ + assert(p_header_data != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + l_num_comp = p_j2k->m_private_image->numcomps; + + if (p_header_size != (p_j2k->m_private_image->numcomps + 2)) { + opj_event_msg(p_manager, EVT_ERROR, "Crror reading CBD marker\n"); + return OPJ_FALSE; + } + + opj_read_bytes(p_header_data, &l_nb_comp, + 2); /* Ncbd */ + p_header_data += 2; + + if (l_nb_comp != l_num_comp) { + opj_event_msg(p_manager, EVT_ERROR, "Crror reading CBD marker\n"); + return OPJ_FALSE; + } + + l_comp = p_j2k->m_private_image->comps; + for (i = 0; i < l_num_comp; ++i) { + opj_read_bytes(p_header_data, &l_comp_def, + 1); /* Component bit depth */ + ++p_header_data; + l_comp->sgnd = (l_comp_def >> 7) & 1; + l_comp->prec = (l_comp_def & 0x7f) + 1; + + if (l_comp->prec > 31) { + opj_event_msg(p_manager, EVT_ERROR, + "Invalid values for comp = %d : prec=%u (should be between 1 and 38 according to the JPEG2000 norm. OpenJpeg only supports up to 31)\n", + i, l_comp->prec); + return OPJ_FALSE; + } + ++l_comp; + } + + return OPJ_TRUE; +} + +/** + * Reads a CAP marker (extended capabilities definition). Empty implementation. + * Found in HTJ2K files. + * + * @param p_header_data the data contained in the CAP box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the CAP marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_cap(opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager + ) +{ + /* preconditions */ + assert(p_header_data != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + (void)p_j2k; + (void)p_header_data; + (void)p_header_size; + (void)p_manager; + + return OPJ_TRUE; +} + +/** + * Reads a CPF marker (corresponding profile). Empty implementation. Found in HTJ2K files + * @param p_header_data the data contained in the CPF box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the CPF marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_cpf(opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager + ) +{ + /* preconditions */ + assert(p_header_data != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + (void)p_j2k; + (void)p_header_data; + (void)p_header_size; + (void)p_manager; + + return OPJ_TRUE; +} + +/* ----------------------------------------------------------------------- */ +/* J2K / JPT decoder interface */ +/* ----------------------------------------------------------------------- */ + +void opj_j2k_setup_decoder(opj_j2k_t *j2k, opj_dparameters_t *parameters) +{ + if (j2k && parameters) { + j2k->m_cp.m_specific_param.m_dec.m_layer = parameters->cp_layer; + j2k->m_cp.m_specific_param.m_dec.m_reduce = parameters->cp_reduce; + + j2k->dump_state = (parameters->flags & OPJ_DPARAMETERS_DUMP_FLAG); +#ifdef USE_JPWL + j2k->m_cp.correct = parameters->jpwl_correct; + j2k->m_cp.exp_comps = parameters->jpwl_exp_comps; + j2k->m_cp.max_tiles = parameters->jpwl_max_tiles; +#endif /* USE_JPWL */ + } +} + +void opj_j2k_decoder_set_strict_mode(opj_j2k_t *j2k, OPJ_BOOL strict) +{ + if (j2k) { + j2k->m_cp.strict = strict; + if (strict) { + j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked = 1; + } + } +} + +OPJ_BOOL opj_j2k_set_threads(opj_j2k_t *j2k, OPJ_UINT32 num_threads) +{ + /* Currently we pass the thread-pool to the tcd, so we cannot re-set it */ + /* afterwards */ + if (opj_has_thread_support() && j2k->m_tcd == NULL) { + opj_thread_pool_destroy(j2k->m_tp); + j2k->m_tp = NULL; + if (num_threads <= (OPJ_UINT32)INT_MAX) { + j2k->m_tp = opj_thread_pool_create((int)num_threads); + } + if (j2k->m_tp == NULL) { + j2k->m_tp = opj_thread_pool_create(0); + return OPJ_FALSE; + } + return OPJ_TRUE; + } + return OPJ_FALSE; +} + +static int opj_j2k_get_default_thread_count(void) +{ + const char* num_threads_str = getenv("OPJ_NUM_THREADS"); + int num_cpus; + int num_threads; + + if (num_threads_str == NULL || !opj_has_thread_support()) { + return 0; + } + num_cpus = opj_get_num_cpus(); + if (strcmp(num_threads_str, "ALL_CPUS") == 0) { + return num_cpus; + } + if (num_cpus == 0) { + num_cpus = 32; + } + num_threads = atoi(num_threads_str); + if (num_threads < 0) { + num_threads = 0; + } else if (num_threads > 2 * num_cpus) { + num_threads = 2 * num_cpus; + } + return num_threads; +} + +/* ----------------------------------------------------------------------- */ +/* J2K encoder interface */ +/* ----------------------------------------------------------------------- */ + +opj_j2k_t* opj_j2k_create_compress(void) +{ + opj_j2k_t *l_j2k = (opj_j2k_t*) opj_calloc(1, sizeof(opj_j2k_t)); + if (!l_j2k) { + return NULL; + } + + + l_j2k->m_is_decoder = 0; + l_j2k->m_cp.m_is_decoder = 0; + + l_j2k->m_specific_param.m_encoder.m_header_tile_data = (OPJ_BYTE *) opj_malloc( + OPJ_J2K_DEFAULT_HEADER_SIZE); + if (! l_j2k->m_specific_param.m_encoder.m_header_tile_data) { + opj_j2k_destroy(l_j2k); + return NULL; + } + + l_j2k->m_specific_param.m_encoder.m_header_tile_data_size = + OPJ_J2K_DEFAULT_HEADER_SIZE; + + /* validation list creation*/ + l_j2k->m_validation_list = opj_procedure_list_create(); + if (! l_j2k->m_validation_list) { + opj_j2k_destroy(l_j2k); + return NULL; + } + + /* execution list creation*/ + l_j2k->m_procedure_list = opj_procedure_list_create(); + if (! l_j2k->m_procedure_list) { + opj_j2k_destroy(l_j2k); + return NULL; + } + + l_j2k->m_tp = opj_thread_pool_create(opj_j2k_get_default_thread_count()); + if (!l_j2k->m_tp) { + l_j2k->m_tp = opj_thread_pool_create(0); + } + if (!l_j2k->m_tp) { + opj_j2k_destroy(l_j2k); + return NULL; + } + + return l_j2k; +} + +static int opj_j2k_initialise_4K_poc(opj_poc_t *POC, int numres) +{ + POC[0].tile = 1; + POC[0].resno0 = 0; + POC[0].compno0 = 0; + POC[0].layno1 = 1; + POC[0].resno1 = (OPJ_UINT32)(numres - 1); + POC[0].compno1 = 3; + POC[0].prg1 = OPJ_CPRL; + POC[1].tile = 1; + POC[1].resno0 = (OPJ_UINT32)(numres - 1); + POC[1].compno0 = 0; + POC[1].layno1 = 1; + POC[1].resno1 = (OPJ_UINT32)numres; + POC[1].compno1 = 3; + POC[1].prg1 = OPJ_CPRL; + return 2; +} + +static void opj_j2k_set_cinema_parameters(opj_cparameters_t *parameters, + opj_image_t *image, opj_event_mgr_t *p_manager) +{ + /* Configure cinema parameters */ + int i; + + /* No tiling */ + parameters->tile_size_on = OPJ_FALSE; + parameters->cp_tdx = 1; + parameters->cp_tdy = 1; + + /* One tile part for each component */ + parameters->tp_flag = 'C'; + parameters->tp_on = 1; + + /* Tile and Image shall be at (0,0) */ + parameters->cp_tx0 = 0; + parameters->cp_ty0 = 0; + parameters->image_offset_x0 = 0; + parameters->image_offset_y0 = 0; + + /* Codeblock size= 32*32 */ + parameters->cblockw_init = 32; + parameters->cblockh_init = 32; + + /* Codeblock style: no mode switch enabled */ + parameters->mode = 0; + + /* No ROI */ + parameters->roi_compno = -1; + + /* No subsampling */ + parameters->subsampling_dx = 1; + parameters->subsampling_dy = 1; + + /* 9-7 transform */ + parameters->irreversible = 1; + + /* Number of layers */ + if (parameters->tcp_numlayers > 1) { + opj_event_msg(p_manager, EVT_WARNING, + "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n" + "1 single quality layer" + "-> Number of layers forced to 1 (rather than %d)\n" + "-> Rate of the last layer (%3.1f) will be used", + parameters->tcp_numlayers, + parameters->tcp_rates[parameters->tcp_numlayers - 1]); + parameters->tcp_rates[0] = parameters->tcp_rates[parameters->tcp_numlayers - 1]; + parameters->tcp_numlayers = 1; + } + + /* Resolution levels */ + switch (parameters->rsiz) { + case OPJ_PROFILE_CINEMA_2K: + if (parameters->numresolution > 6) { + opj_event_msg(p_manager, EVT_WARNING, + "JPEG 2000 Profile-3 (2k dc profile) requires:\n" + "Number of decomposition levels <= 5\n" + "-> Number of decomposition levels forced to 5 (rather than %d)\n", + parameters->numresolution + 1); + parameters->numresolution = 6; + } + break; + case OPJ_PROFILE_CINEMA_4K: + if (parameters->numresolution < 2) { + opj_event_msg(p_manager, EVT_WARNING, + "JPEG 2000 Profile-4 (4k dc profile) requires:\n" + "Number of decomposition levels >= 1 && <= 6\n" + "-> Number of decomposition levels forced to 1 (rather than %d)\n", + parameters->numresolution + 1); + parameters->numresolution = 1; + } else if (parameters->numresolution > 7) { + opj_event_msg(p_manager, EVT_WARNING, + "JPEG 2000 Profile-4 (4k dc profile) requires:\n" + "Number of decomposition levels >= 1 && <= 6\n" + "-> Number of decomposition levels forced to 6 (rather than %d)\n", + parameters->numresolution + 1); + parameters->numresolution = 7; + } + break; + default : + break; + } + + /* Precincts */ + parameters->csty |= J2K_CP_CSTY_PRT; + if (parameters->numresolution == 1) { + parameters->res_spec = 1; + parameters->prcw_init[0] = 128; + parameters->prch_init[0] = 128; + } else { + parameters->res_spec = parameters->numresolution - 1; + for (i = 0; i < parameters->res_spec; i++) { + parameters->prcw_init[i] = 256; + parameters->prch_init[i] = 256; + } + } + + /* The progression order shall be CPRL */ + parameters->prog_order = OPJ_CPRL; + + /* Progression order changes for 4K, disallowed for 2K */ + if (parameters->rsiz == OPJ_PROFILE_CINEMA_4K) { + parameters->numpocs = (OPJ_UINT32)opj_j2k_initialise_4K_poc(parameters->POC, + parameters->numresolution); + } else { + parameters->numpocs = 0; + } + + /* Limited bit-rate */ + parameters->cp_disto_alloc = 1; + if (parameters->max_cs_size <= 0) { + /* No rate has been introduced, 24 fps is assumed */ + parameters->max_cs_size = OPJ_CINEMA_24_CS; + opj_event_msg(p_manager, EVT_WARNING, + "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n" + "Maximum 1302083 compressed bytes @ 24fps\n" + "As no rate has been given, this limit will be used.\n"); + } else if (parameters->max_cs_size > OPJ_CINEMA_24_CS) { + opj_event_msg(p_manager, EVT_WARNING, + "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n" + "Maximum 1302083 compressed bytes @ 24fps\n" + "-> Specified rate exceeds this limit. Rate will be forced to 1302083 bytes.\n"); + parameters->max_cs_size = OPJ_CINEMA_24_CS; + } + + if (parameters->max_comp_size <= 0) { + /* No rate has been introduced, 24 fps is assumed */ + parameters->max_comp_size = OPJ_CINEMA_24_COMP; + opj_event_msg(p_manager, EVT_WARNING, + "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n" + "Maximum 1041666 compressed bytes @ 24fps\n" + "As no rate has been given, this limit will be used.\n"); + } else if (parameters->max_comp_size > OPJ_CINEMA_24_COMP) { + opj_event_msg(p_manager, EVT_WARNING, + "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n" + "Maximum 1041666 compressed bytes @ 24fps\n" + "-> Specified rate exceeds this limit. Rate will be forced to 1041666 bytes.\n"); + parameters->max_comp_size = OPJ_CINEMA_24_COMP; + } + + parameters->tcp_rates[0] = (OPJ_FLOAT32)(image->numcomps * image->comps[0].w * + image->comps[0].h * image->comps[0].prec) / + (OPJ_FLOAT32)(((OPJ_UINT32)parameters->max_cs_size) * 8 * image->comps[0].dx * + image->comps[0].dy); + +} + +static OPJ_BOOL opj_j2k_is_cinema_compliant(opj_image_t *image, OPJ_UINT16 rsiz, + opj_event_mgr_t *p_manager) +{ + OPJ_UINT32 i; + + /* Number of components */ + if (image->numcomps != 3) { + opj_event_msg(p_manager, EVT_WARNING, + "JPEG 2000 Profile-3 (2k dc profile) requires:\n" + "3 components" + "-> Number of components of input image (%d) is not compliant\n" + "-> Non-profile-3 codestream will be generated\n", + image->numcomps); + return OPJ_FALSE; + } + + /* Bitdepth */ + for (i = 0; i < image->numcomps; i++) { + if ((image->comps[i].prec != 12) | (image->comps[i].sgnd)) { + char signed_str[] = "signed"; + char unsigned_str[] = "unsigned"; + char *tmp_str = image->comps[i].sgnd ? signed_str : unsigned_str; + opj_event_msg(p_manager, EVT_WARNING, + "JPEG 2000 Profile-3 (2k dc profile) requires:\n" + "Precision of each component shall be 12 bits unsigned" + "-> At least component %d of input image (%d bits, %s) is not compliant\n" + "-> Non-profile-3 codestream will be generated\n", + i, image->comps[i].prec, tmp_str); + return OPJ_FALSE; + } + } + + /* Image size */ + switch (rsiz) { + case OPJ_PROFILE_CINEMA_2K: + if (((image->comps[0].w > 2048) | (image->comps[0].h > 1080))) { + opj_event_msg(p_manager, EVT_WARNING, + "JPEG 2000 Profile-3 (2k dc profile) requires:\n" + "width <= 2048 and height <= 1080\n" + "-> Input image size %d x %d is not compliant\n" + "-> Non-profile-3 codestream will be generated\n", + image->comps[0].w, image->comps[0].h); + return OPJ_FALSE; + } + break; + case OPJ_PROFILE_CINEMA_4K: + if (((image->comps[0].w > 4096) | (image->comps[0].h > 2160))) { + opj_event_msg(p_manager, EVT_WARNING, + "JPEG 2000 Profile-4 (4k dc profile) requires:\n" + "width <= 4096 and height <= 2160\n" + "-> Image size %d x %d is not compliant\n" + "-> Non-profile-4 codestream will be generated\n", + image->comps[0].w, image->comps[0].h); + return OPJ_FALSE; + } + break; + default : + break; + } + + return OPJ_TRUE; +} + +static int opj_j2k_get_imf_max_NL(opj_cparameters_t *parameters, + opj_image_t *image) +{ + /* Decomposition levels */ + const OPJ_UINT16 rsiz = parameters->rsiz; + const OPJ_UINT16 profile = OPJ_GET_IMF_PROFILE(rsiz); + const OPJ_UINT32 XTsiz = parameters->tile_size_on ? (OPJ_UINT32) + parameters->cp_tdx : image->x1; + switch (profile) { + case OPJ_PROFILE_IMF_2K: + return 5; + case OPJ_PROFILE_IMF_4K: + return 6; + case OPJ_PROFILE_IMF_8K: + return 7; + case OPJ_PROFILE_IMF_2K_R: { + if (XTsiz >= 2048) { + return 5; + } else if (XTsiz >= 1024) { + return 4; + } + break; + } + case OPJ_PROFILE_IMF_4K_R: { + if (XTsiz >= 4096) { + return 6; + } else if (XTsiz >= 2048) { + return 5; + } else if (XTsiz >= 1024) { + return 4; + } + break; + } + case OPJ_PROFILE_IMF_8K_R: { + if (XTsiz >= 8192) { + return 7; + } else if (XTsiz >= 4096) { + return 6; + } else if (XTsiz >= 2048) { + return 5; + } else if (XTsiz >= 1024) { + return 4; + } + break; + } + default: + break; + } + return -1; +} + +static void opj_j2k_set_imf_parameters(opj_cparameters_t *parameters, + opj_image_t *image, opj_event_mgr_t *p_manager) +{ + const OPJ_UINT16 rsiz = parameters->rsiz; + const OPJ_UINT16 profile = OPJ_GET_IMF_PROFILE(rsiz); + + OPJ_UNUSED(p_manager); + + /* Override defaults set by opj_set_default_encoder_parameters */ + if (parameters->cblockw_init == OPJ_COMP_PARAM_DEFAULT_CBLOCKW && + parameters->cblockh_init == OPJ_COMP_PARAM_DEFAULT_CBLOCKH) { + parameters->cblockw_init = 32; + parameters->cblockh_init = 32; + } + + /* One tile part for each component */ + parameters->tp_flag = 'C'; + parameters->tp_on = 1; + + if (parameters->prog_order == OPJ_COMP_PARAM_DEFAULT_PROG_ORDER) { + parameters->prog_order = OPJ_CPRL; + } + + if (profile == OPJ_PROFILE_IMF_2K || + profile == OPJ_PROFILE_IMF_4K || + profile == OPJ_PROFILE_IMF_8K) { + /* 9-7 transform */ + parameters->irreversible = 1; + } + + /* Adjust the number of resolutions if set to its defaults */ + if (parameters->numresolution == OPJ_COMP_PARAM_DEFAULT_NUMRESOLUTION && + image->x0 == 0 && + image->y0 == 0) { + const int max_NL = opj_j2k_get_imf_max_NL(parameters, image); + if (max_NL >= 0 && parameters->numresolution > max_NL) { + parameters->numresolution = max_NL + 1; + } + + /* Note: below is generic logic */ + if (!parameters->tile_size_on) { + while (parameters->numresolution > 0) { + if (image->x1 < (1U << ((OPJ_UINT32)parameters->numresolution - 1U))) { + parameters->numresolution --; + continue; + } + if (image->y1 < (1U << ((OPJ_UINT32)parameters->numresolution - 1U))) { + parameters->numresolution --; + continue; + } + break; + } + } + } + + /* Set defaults precincts */ + if (parameters->csty == 0) { + parameters->csty |= J2K_CP_CSTY_PRT; + if (parameters->numresolution == 1) { + parameters->res_spec = 1; + parameters->prcw_init[0] = 128; + parameters->prch_init[0] = 128; + } else { + int i; + parameters->res_spec = parameters->numresolution - 1; + for (i = 0; i < parameters->res_spec; i++) { + parameters->prcw_init[i] = 256; + parameters->prch_init[i] = 256; + } + } + } +} + +/* Table A.53 from JPEG2000 standard */ +static const OPJ_UINT16 tabMaxSubLevelFromMainLevel[] = { + 15, /* unspecified */ + 1, + 1, + 1, + 2, + 3, + 4, + 5, + 6, + 7, + 8, + 9 +}; + +static OPJ_BOOL opj_j2k_is_imf_compliant(opj_cparameters_t *parameters, + opj_image_t *image, + opj_event_mgr_t *p_manager) +{ + OPJ_UINT32 i; + const OPJ_UINT16 rsiz = parameters->rsiz; + const OPJ_UINT16 profile = OPJ_GET_IMF_PROFILE(rsiz); + const OPJ_UINT16 mainlevel = OPJ_GET_IMF_MAINLEVEL(rsiz); + const OPJ_UINT16 sublevel = OPJ_GET_IMF_SUBLEVEL(rsiz); + const int NL = parameters->numresolution - 1; + const OPJ_UINT32 XTsiz = parameters->tile_size_on ? (OPJ_UINT32) + parameters->cp_tdx : image->x1; + OPJ_BOOL ret = OPJ_TRUE; + + /* Validate mainlevel */ + if (mainlevel > OPJ_IMF_MAINLEVEL_MAX) { + opj_event_msg(p_manager, EVT_WARNING, + "IMF profile require mainlevel <= 11.\n" + "-> %d is thus not compliant\n" + "-> Non-IMF codestream will be generated\n", + mainlevel); + ret = OPJ_FALSE; + } else { + /* Validate sublevel */ + assert(sizeof(tabMaxSubLevelFromMainLevel) == + (OPJ_IMF_MAINLEVEL_MAX + 1) * sizeof(tabMaxSubLevelFromMainLevel[0])); + if (sublevel > tabMaxSubLevelFromMainLevel[mainlevel]) { + opj_event_msg(p_manager, EVT_WARNING, + "IMF profile require sublevel <= %d for mainlevel = %d.\n" + "-> %d is thus not compliant\n" + "-> Non-IMF codestream will be generated\n", + tabMaxSubLevelFromMainLevel[mainlevel], + mainlevel, + sublevel); + ret = OPJ_FALSE; + } + } + + /* Number of components */ + if (image->numcomps > 3) { + opj_event_msg(p_manager, EVT_WARNING, + "IMF profiles require at most 3 components.\n" + "-> Number of components of input image (%d) is not compliant\n" + "-> Non-IMF codestream will be generated\n", + image->numcomps); + ret = OPJ_FALSE; + } + + if (image->x0 != 0 || image->y0 != 0) { + opj_event_msg(p_manager, EVT_WARNING, + "IMF profiles require image origin to be at 0,0.\n" + "-> %d,%d is not compliant\n" + "-> Non-IMF codestream will be generated\n", + image->x0, image->y0 != 0); + ret = OPJ_FALSE; + } + + if (parameters->cp_tx0 != 0 || parameters->cp_ty0 != 0) { + opj_event_msg(p_manager, EVT_WARNING, + "IMF profiles require tile origin to be at 0,0.\n" + "-> %d,%d is not compliant\n" + "-> Non-IMF codestream will be generated\n", + parameters->cp_tx0, parameters->cp_ty0); + ret = OPJ_FALSE; + } + + if (parameters->tile_size_on) { + if (profile == OPJ_PROFILE_IMF_2K || + profile == OPJ_PROFILE_IMF_4K || + profile == OPJ_PROFILE_IMF_8K) { + if ((OPJ_UINT32)parameters->cp_tdx < image->x1 || + (OPJ_UINT32)parameters->cp_tdy < image->y1) { + opj_event_msg(p_manager, EVT_WARNING, + "IMF 2K/4K/8K single tile profiles require tile to be greater or equal to image size.\n" + "-> %d,%d is lesser than %d,%d\n" + "-> Non-IMF codestream will be generated\n", + parameters->cp_tdx, + parameters->cp_tdy, + image->x1, + image->y1); + ret = OPJ_FALSE; + } + } else { + if ((OPJ_UINT32)parameters->cp_tdx >= image->x1 && + (OPJ_UINT32)parameters->cp_tdy >= image->y1) { + /* ok */ + } else if (parameters->cp_tdx == 1024 && + parameters->cp_tdy == 1024) { + /* ok */ + } else if (parameters->cp_tdx == 2048 && + parameters->cp_tdy == 2048 && + (profile == OPJ_PROFILE_IMF_4K || + profile == OPJ_PROFILE_IMF_8K)) { + /* ok */ + } else if (parameters->cp_tdx == 4096 && + parameters->cp_tdy == 4096 && + profile == OPJ_PROFILE_IMF_8K) { + /* ok */ + } else { + opj_event_msg(p_manager, EVT_WARNING, + "IMF 2K_R/4K_R/8K_R single/multiple tile profiles " + "require tile to be greater or equal to image size,\n" + "or to be (1024,1024), or (2048,2048) for 4K_R/8K_R " + "or (4096,4096) for 8K_R.\n" + "-> %d,%d is non conformant\n" + "-> Non-IMF codestream will be generated\n", + parameters->cp_tdx, + parameters->cp_tdy); + ret = OPJ_FALSE; + } + } + } + + /* Bitdepth */ + for (i = 0; i < image->numcomps; i++) { + if (!(image->comps[i].prec >= 8 && image->comps[i].prec <= 16) || + (image->comps[i].sgnd)) { + char signed_str[] = "signed"; + char unsigned_str[] = "unsigned"; + char *tmp_str = image->comps[i].sgnd ? signed_str : unsigned_str; + opj_event_msg(p_manager, EVT_WARNING, + "IMF profiles require precision of each component to b in [8-16] bits unsigned" + "-> At least component %d of input image (%d bits, %s) is not compliant\n" + "-> Non-IMF codestream will be generated\n", + i, image->comps[i].prec, tmp_str); + ret = OPJ_FALSE; + } + } + + /* Sub-sampling */ + for (i = 0; i < image->numcomps; i++) { + if (i == 0 && image->comps[i].dx != 1) { + opj_event_msg(p_manager, EVT_WARNING, + "IMF profiles require XRSiz1 == 1. Here it is set to %d.\n" + "-> Non-IMF codestream will be generated\n", + image->comps[i].dx); + ret = OPJ_FALSE; + } + if (i == 1 && image->comps[i].dx != 1 && image->comps[i].dx != 2) { + opj_event_msg(p_manager, EVT_WARNING, + "IMF profiles require XRSiz2 == 1 or 2. Here it is set to %d.\n" + "-> Non-IMF codestream will be generated\n", + image->comps[i].dx); + ret = OPJ_FALSE; + } + if (i > 1 && image->comps[i].dx != image->comps[i - 1].dx) { + opj_event_msg(p_manager, EVT_WARNING, + "IMF profiles require XRSiz%d to be the same as XRSiz2. " + "Here it is set to %d instead of %d.\n" + "-> Non-IMF codestream will be generated\n", + i + 1, image->comps[i].dx, image->comps[i - 1].dx); + ret = OPJ_FALSE; + } + if (image->comps[i].dy != 1) { + opj_event_msg(p_manager, EVT_WARNING, + "IMF profiles require YRsiz == 1. " + "Here it is set to %d for component %d.\n" + "-> Non-IMF codestream will be generated\n", + image->comps[i].dy, i); + ret = OPJ_FALSE; + } + } + + /* Image size */ + switch (profile) { + case OPJ_PROFILE_IMF_2K: + case OPJ_PROFILE_IMF_2K_R: + if (((image->comps[0].w > 2048) | (image->comps[0].h > 1556))) { + opj_event_msg(p_manager, EVT_WARNING, + "IMF 2K/2K_R profile require:\n" + "width <= 2048 and height <= 1556\n" + "-> Input image size %d x %d is not compliant\n" + "-> Non-IMF codestream will be generated\n", + image->comps[0].w, image->comps[0].h); + ret = OPJ_FALSE; + } + break; + case OPJ_PROFILE_IMF_4K: + case OPJ_PROFILE_IMF_4K_R: + if (((image->comps[0].w > 4096) | (image->comps[0].h > 3112))) { + opj_event_msg(p_manager, EVT_WARNING, + "IMF 4K/4K_R profile require:\n" + "width <= 4096 and height <= 3112\n" + "-> Input image size %d x %d is not compliant\n" + "-> Non-IMF codestream will be generated\n", + image->comps[0].w, image->comps[0].h); + ret = OPJ_FALSE; + } + break; + case OPJ_PROFILE_IMF_8K: + case OPJ_PROFILE_IMF_8K_R: + if (((image->comps[0].w > 8192) | (image->comps[0].h > 6224))) { + opj_event_msg(p_manager, EVT_WARNING, + "IMF 8K/8K_R profile require:\n" + "width <= 8192 and height <= 6224\n" + "-> Input image size %d x %d is not compliant\n" + "-> Non-IMF codestream will be generated\n", + image->comps[0].w, image->comps[0].h); + ret = OPJ_FALSE; + } + break; + default : + assert(0); + return OPJ_FALSE; + } + + if (parameters->roi_compno != -1) { + opj_event_msg(p_manager, EVT_WARNING, + "IMF profile forbid RGN / region of interest marker.\n" + "-> Compression parameters specify a ROI\n" + "-> Non-IMF codestream will be generated\n"); + ret = OPJ_FALSE; + } + + if (parameters->cblockw_init != 32 || parameters->cblockh_init != 32) { + opj_event_msg(p_manager, EVT_WARNING, + "IMF profile require code block size to be 32x32.\n" + "-> Compression parameters set it to %dx%d.\n" + "-> Non-IMF codestream will be generated\n", + parameters->cblockw_init, + parameters->cblockh_init); + ret = OPJ_FALSE; + } + + if (parameters->prog_order != OPJ_CPRL) { + opj_event_msg(p_manager, EVT_WARNING, + "IMF profile require progression order to be CPRL.\n" + "-> Compression parameters set it to %d.\n" + "-> Non-IMF codestream will be generated\n", + parameters->prog_order); + ret = OPJ_FALSE; + } + + if (parameters->numpocs != 0) { + opj_event_msg(p_manager, EVT_WARNING, + "IMF profile forbid POC markers.\n" + "-> Compression parameters set %d POC.\n" + "-> Non-IMF codestream will be generated\n", + parameters->numpocs); + ret = OPJ_FALSE; + } + + /* Codeblock style: no mode switch enabled */ + if (parameters->mode != 0) { + opj_event_msg(p_manager, EVT_WARNING, + "IMF profile forbid mode switch in code block style.\n" + "-> Compression parameters set code block style to %d.\n" + "-> Non-IMF codestream will be generated\n", + parameters->mode); + ret = OPJ_FALSE; + } + + if (profile == OPJ_PROFILE_IMF_2K || + profile == OPJ_PROFILE_IMF_4K || + profile == OPJ_PROFILE_IMF_8K) { + /* Expect 9-7 transform */ + if (parameters->irreversible != 1) { + opj_event_msg(p_manager, EVT_WARNING, + "IMF 2K/4K/8K profiles require 9-7 Irreversible Transform.\n" + "-> Compression parameters set it to reversible.\n" + "-> Non-IMF codestream will be generated\n"); + ret = OPJ_FALSE; + } + } else { + /* Expect 5-3 transform */ + if (parameters->irreversible != 0) { + opj_event_msg(p_manager, EVT_WARNING, + "IMF 2K/4K/8K profiles require 5-3 reversible Transform.\n" + "-> Compression parameters set it to irreversible.\n" + "-> Non-IMF codestream will be generated\n"); + ret = OPJ_FALSE; + } + } + + /* Number of layers */ + if (parameters->tcp_numlayers != 1) { + opj_event_msg(p_manager, EVT_WARNING, + "IMF 2K/4K/8K profiles require 1 single quality layer.\n" + "-> Number of layers is %d.\n" + "-> Non-IMF codestream will be generated\n", + parameters->tcp_numlayers); + ret = OPJ_FALSE; + } + + /* Decomposition levels */ + switch (profile) { + case OPJ_PROFILE_IMF_2K: + if (!(NL >= 1 && NL <= 5)) { + opj_event_msg(p_manager, EVT_WARNING, + "IMF 2K profile requires 1 <= NL <= 5:\n" + "-> Number of decomposition levels is %d.\n" + "-> Non-IMF codestream will be generated\n", + NL); + ret = OPJ_FALSE; + } + break; + case OPJ_PROFILE_IMF_4K: + if (!(NL >= 1 && NL <= 6)) { + opj_event_msg(p_manager, EVT_WARNING, + "IMF 4K profile requires 1 <= NL <= 6:\n" + "-> Number of decomposition levels is %d.\n" + "-> Non-IMF codestream will be generated\n", + NL); + ret = OPJ_FALSE; + } + break; + case OPJ_PROFILE_IMF_8K: + if (!(NL >= 1 && NL <= 7)) { + opj_event_msg(p_manager, EVT_WARNING, + "IMF 8K profile requires 1 <= NL <= 7:\n" + "-> Number of decomposition levels is %d.\n" + "-> Non-IMF codestream will be generated\n", + NL); + ret = OPJ_FALSE; + } + break; + case OPJ_PROFILE_IMF_2K_R: { + if (XTsiz >= 2048) { + if (!(NL >= 1 && NL <= 5)) { + opj_event_msg(p_manager, EVT_WARNING, + "IMF 2K_R profile requires 1 <= NL <= 5 for XTsiz >= 2048:\n" + "-> Number of decomposition levels is %d.\n" + "-> Non-IMF codestream will be generated\n", + NL); + ret = OPJ_FALSE; + } + } else if (XTsiz >= 1024) { + if (!(NL >= 1 && NL <= 4)) { + opj_event_msg(p_manager, EVT_WARNING, + "IMF 2K_R profile requires 1 <= NL <= 4 for XTsiz in [1024,2048[:\n" + "-> Number of decomposition levels is %d.\n" + "-> Non-IMF codestream will be generated\n", + NL); + ret = OPJ_FALSE; + } + } + break; + } + case OPJ_PROFILE_IMF_4K_R: { + if (XTsiz >= 4096) { + if (!(NL >= 1 && NL <= 6)) { + opj_event_msg(p_manager, EVT_WARNING, + "IMF 4K_R profile requires 1 <= NL <= 6 for XTsiz >= 4096:\n" + "-> Number of decomposition levels is %d.\n" + "-> Non-IMF codestream will be generated\n", + NL); + ret = OPJ_FALSE; + } + } else if (XTsiz >= 2048) { + if (!(NL >= 1 && NL <= 5)) { + opj_event_msg(p_manager, EVT_WARNING, + "IMF 4K_R profile requires 1 <= NL <= 5 for XTsiz in [2048,4096[:\n" + "-> Number of decomposition levels is %d.\n" + "-> Non-IMF codestream will be generated\n", + NL); + ret = OPJ_FALSE; + } + } else if (XTsiz >= 1024) { + if (!(NL >= 1 && NL <= 4)) { + opj_event_msg(p_manager, EVT_WARNING, + "IMF 4K_R profile requires 1 <= NL <= 4 for XTsiz in [1024,2048[:\n" + "-> Number of decomposition levels is %d.\n" + "-> Non-IMF codestream will be generated\n", + NL); + ret = OPJ_FALSE; + } + } + break; + } + case OPJ_PROFILE_IMF_8K_R: { + if (XTsiz >= 8192) { + if (!(NL >= 1 && NL <= 7)) { + opj_event_msg(p_manager, EVT_WARNING, + "IMF 4K_R profile requires 1 <= NL <= 7 for XTsiz >= 8192:\n" + "-> Number of decomposition levels is %d.\n" + "-> Non-IMF codestream will be generated\n", + NL); + ret = OPJ_FALSE; + } + } else if (XTsiz >= 4096) { + if (!(NL >= 1 && NL <= 6)) { + opj_event_msg(p_manager, EVT_WARNING, + "IMF 4K_R profile requires 1 <= NL <= 6 for XTsiz in [4096,8192[:\n" + "-> Number of decomposition levels is %d.\n" + "-> Non-IMF codestream will be generated\n", + NL); + ret = OPJ_FALSE; + } + } else if (XTsiz >= 2048) { + if (!(NL >= 1 && NL <= 5)) { + opj_event_msg(p_manager, EVT_WARNING, + "IMF 4K_R profile requires 1 <= NL <= 5 for XTsiz in [2048,4096[:\n" + "-> Number of decomposition levels is %d.\n" + "-> Non-IMF codestream will be generated\n", + NL); + ret = OPJ_FALSE; + } + } else if (XTsiz >= 1024) { + if (!(NL >= 1 && NL <= 4)) { + opj_event_msg(p_manager, EVT_WARNING, + "IMF 4K_R profile requires 1 <= NL <= 4 for XTsiz in [1024,2048[:\n" + "-> Number of decomposition levels is %d.\n" + "-> Non-IMF codestream will be generated\n", + NL); + ret = OPJ_FALSE; + } + } + break; + } + default: + break; + } + + if (parameters->numresolution == 1) { + if (parameters->res_spec != 1 || + parameters->prcw_init[0] != 128 || + parameters->prch_init[0] != 128) { + opj_event_msg(p_manager, EVT_WARNING, + "IMF profiles require PPx = PPy = 7 for NLLL band, else 8.\n" + "-> Supplied values are different from that.\n" + "-> Non-IMF codestream will be generated\n"); + ret = OPJ_FALSE; + } + } else { + int i; + for (i = 0; i < parameters->res_spec; i++) { + if (parameters->prcw_init[i] != 256 || + parameters->prch_init[i] != 256) { + opj_event_msg(p_manager, EVT_WARNING, + "IMF profiles require PPx = PPy = 7 for NLLL band, else 8.\n" + "-> Supplied values are different from that.\n" + "-> Non-IMF codestream will be generated\n"); + ret = OPJ_FALSE; + } + } + } + + return ret; +} + + +OPJ_BOOL opj_j2k_setup_encoder(opj_j2k_t *p_j2k, + opj_cparameters_t *parameters, + opj_image_t *image, + opj_event_mgr_t * p_manager) +{ + OPJ_UINT32 i, j, tileno, numpocs_tile; + opj_cp_t *cp = 00; + OPJ_UINT32 cblkw, cblkh; + + if (!p_j2k || !parameters || ! image) { + return OPJ_FALSE; + } + + if ((parameters->numresolution <= 0) || + (parameters->numresolution > OPJ_J2K_MAXRLVLS)) { + opj_event_msg(p_manager, EVT_ERROR, + "Invalid number of resolutions : %d not in range [1,%d]\n", + parameters->numresolution, OPJ_J2K_MAXRLVLS); + return OPJ_FALSE; + } + + if (parameters->cblockw_init < 4 || parameters->cblockw_init > 1024) { + opj_event_msg(p_manager, EVT_ERROR, + "Invalid value for cblockw_init: %d not a power of 2 in range [4,1024]\n", + parameters->cblockw_init); + return OPJ_FALSE; + } + if (parameters->cblockh_init < 4 || parameters->cblockh_init > 1024) { + opj_event_msg(p_manager, EVT_ERROR, + "Invalid value for cblockh_init: %d not a power of 2 not in range [4,1024]\n", + parameters->cblockh_init); + return OPJ_FALSE; + } + if (parameters->cblockw_init * parameters->cblockh_init > 4096) { + opj_event_msg(p_manager, EVT_ERROR, + "Invalid value for cblockw_init * cblockh_init: should be <= 4096\n"); + return OPJ_FALSE; + } + cblkw = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockw_init); + cblkh = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockh_init); + if (parameters->cblockw_init != (1 << cblkw)) { + opj_event_msg(p_manager, EVT_ERROR, + "Invalid value for cblockw_init: %d not a power of 2 in range [4,1024]\n", + parameters->cblockw_init); + return OPJ_FALSE; + } + if (parameters->cblockh_init != (1 << cblkh)) { + opj_event_msg(p_manager, EVT_ERROR, + "Invalid value for cblockw_init: %d not a power of 2 in range [4,1024]\n", + parameters->cblockh_init); + return OPJ_FALSE; + } + + if (parameters->cp_fixed_alloc) { + if (parameters->cp_matrice == NULL) { + opj_event_msg(p_manager, EVT_ERROR, + "cp_fixed_alloc set, but cp_matrice missing\n"); + return OPJ_FALSE; + } + + if (parameters->tcp_numlayers > J2K_TCD_MATRIX_MAX_LAYER_COUNT) { + opj_event_msg(p_manager, EVT_ERROR, + "tcp_numlayers when cp_fixed_alloc set should not exceed %d\n", + J2K_TCD_MATRIX_MAX_LAYER_COUNT); + return OPJ_FALSE; + } + if (parameters->numresolution > J2K_TCD_MATRIX_MAX_RESOLUTION_COUNT) { + opj_event_msg(p_manager, EVT_ERROR, + "numresolution when cp_fixed_alloc set should not exceed %d\n", + J2K_TCD_MATRIX_MAX_RESOLUTION_COUNT); + return OPJ_FALSE; + } + } + + p_j2k->m_specific_param.m_encoder.m_nb_comps = image->numcomps; + + /* keep a link to cp so that we can destroy it later in j2k_destroy_compress */ + cp = &(p_j2k->m_cp); + + /* set default values for cp */ + cp->tw = 1; + cp->th = 1; + + /* FIXME ADE: to be removed once deprecated cp_cinema and cp_rsiz have been removed */ + if (parameters->rsiz == + OPJ_PROFILE_NONE) { /* consider deprecated fields only if RSIZ has not been set */ + OPJ_BOOL deprecated_used = OPJ_FALSE; + switch (parameters->cp_cinema) { + case OPJ_CINEMA2K_24: + parameters->rsiz = OPJ_PROFILE_CINEMA_2K; + parameters->max_cs_size = OPJ_CINEMA_24_CS; + parameters->max_comp_size = OPJ_CINEMA_24_COMP; + deprecated_used = OPJ_TRUE; + break; + case OPJ_CINEMA2K_48: + parameters->rsiz = OPJ_PROFILE_CINEMA_2K; + parameters->max_cs_size = OPJ_CINEMA_48_CS; + parameters->max_comp_size = OPJ_CINEMA_48_COMP; + deprecated_used = OPJ_TRUE; + break; + case OPJ_CINEMA4K_24: + parameters->rsiz = OPJ_PROFILE_CINEMA_4K; + parameters->max_cs_size = OPJ_CINEMA_24_CS; + parameters->max_comp_size = OPJ_CINEMA_24_COMP; + deprecated_used = OPJ_TRUE; + break; + case OPJ_OFF: + default: + break; + } + switch (parameters->cp_rsiz) { + case OPJ_CINEMA2K: + parameters->rsiz = OPJ_PROFILE_CINEMA_2K; + deprecated_used = OPJ_TRUE; + break; + case OPJ_CINEMA4K: + parameters->rsiz = OPJ_PROFILE_CINEMA_4K; + deprecated_used = OPJ_TRUE; + break; + case OPJ_MCT: + parameters->rsiz = OPJ_PROFILE_PART2 | OPJ_EXTENSION_MCT; + deprecated_used = OPJ_TRUE; + case OPJ_STD_RSIZ: + default: + break; + } + if (deprecated_used) { + opj_event_msg(p_manager, EVT_WARNING, + "Deprecated fields cp_cinema or cp_rsiz are used\n" + "Please consider using only the rsiz field\n" + "See openjpeg.h documentation for more details\n"); + } + } + + /* If no explicit layers are provided, use lossless settings */ + if (parameters->tcp_numlayers == 0) { + parameters->tcp_numlayers = 1; + parameters->cp_disto_alloc = 1; + parameters->tcp_rates[0] = 0; + } + + if (parameters->cp_disto_alloc) { + /* Emit warnings if tcp_rates are not decreasing */ + for (i = 1; i < (OPJ_UINT32) parameters->tcp_numlayers; i++) { + OPJ_FLOAT32 rate_i_corr = parameters->tcp_rates[i]; + OPJ_FLOAT32 rate_i_m_1_corr = parameters->tcp_rates[i - 1]; + if (rate_i_corr <= 1.0) { + rate_i_corr = 1.0; + } + if (rate_i_m_1_corr <= 1.0) { + rate_i_m_1_corr = 1.0; + } + if (rate_i_corr >= rate_i_m_1_corr) { + if (rate_i_corr != parameters->tcp_rates[i] && + rate_i_m_1_corr != parameters->tcp_rates[i - 1]) { + opj_event_msg(p_manager, EVT_WARNING, + "tcp_rates[%d]=%f (corrected as %f) should be strictly lesser " + "than tcp_rates[%d]=%f (corrected as %f)\n", + i, parameters->tcp_rates[i], rate_i_corr, + i - 1, parameters->tcp_rates[i - 1], rate_i_m_1_corr); + } else if (rate_i_corr != parameters->tcp_rates[i]) { + opj_event_msg(p_manager, EVT_WARNING, + "tcp_rates[%d]=%f (corrected as %f) should be strictly lesser " + "than tcp_rates[%d]=%f\n", + i, parameters->tcp_rates[i], rate_i_corr, + i - 1, parameters->tcp_rates[i - 1]); + } else if (rate_i_m_1_corr != parameters->tcp_rates[i - 1]) { + opj_event_msg(p_manager, EVT_WARNING, + "tcp_rates[%d]=%f should be strictly lesser " + "than tcp_rates[%d]=%f (corrected as %f)\n", + i, parameters->tcp_rates[i], + i - 1, parameters->tcp_rates[i - 1], rate_i_m_1_corr); + } else { + opj_event_msg(p_manager, EVT_WARNING, + "tcp_rates[%d]=%f should be strictly lesser " + "than tcp_rates[%d]=%f\n", + i, parameters->tcp_rates[i], + i - 1, parameters->tcp_rates[i - 1]); + } + } + } + } else if (parameters->cp_fixed_quality) { + /* Emit warnings if tcp_distoratio are not increasing */ + for (i = 1; i < (OPJ_UINT32) parameters->tcp_numlayers; i++) { + if (parameters->tcp_distoratio[i] < parameters->tcp_distoratio[i - 1] && + !(i == (OPJ_UINT32)parameters->tcp_numlayers - 1 && + parameters->tcp_distoratio[i] == 0)) { + opj_event_msg(p_manager, EVT_WARNING, + "tcp_distoratio[%d]=%f should be strictly greater " + "than tcp_distoratio[%d]=%f\n", + i, parameters->tcp_distoratio[i], i - 1, + parameters->tcp_distoratio[i - 1]); + } + } + } + + /* see if max_codestream_size does limit input rate */ + if (parameters->max_cs_size <= 0) { + if (parameters->tcp_rates[parameters->tcp_numlayers - 1] > 0) { + OPJ_FLOAT32 temp_size; + temp_size = (OPJ_FLOAT32)(((double)image->numcomps * image->comps[0].w * + image->comps[0].h * image->comps[0].prec) / + ((double)parameters->tcp_rates[parameters->tcp_numlayers - 1] * 8 * + image->comps[0].dx * image->comps[0].dy)); + if (temp_size > (OPJ_FLOAT32)INT_MAX) { + parameters->max_cs_size = INT_MAX; + } else { + parameters->max_cs_size = (int) floor(temp_size); + } + } else { + parameters->max_cs_size = 0; + } + } else { + OPJ_FLOAT32 temp_rate; + OPJ_BOOL cap = OPJ_FALSE; + + if (OPJ_IS_IMF(parameters->rsiz) && parameters->max_cs_size > 0 && + parameters->tcp_numlayers == 1 && parameters->tcp_rates[0] == 0) { + parameters->tcp_rates[0] = (OPJ_FLOAT32)(image->numcomps * image->comps[0].w * + image->comps[0].h * image->comps[0].prec) / + (OPJ_FLOAT32)(((OPJ_UINT32)parameters->max_cs_size) * 8 * image->comps[0].dx * + image->comps[0].dy); + } + + temp_rate = (OPJ_FLOAT32)(((double)image->numcomps * image->comps[0].w * + image->comps[0].h * image->comps[0].prec) / + (((double)parameters->max_cs_size) * 8 * image->comps[0].dx * + image->comps[0].dy)); + for (i = 0; i < (OPJ_UINT32) parameters->tcp_numlayers; i++) { + if (parameters->tcp_rates[i] < temp_rate) { + parameters->tcp_rates[i] = temp_rate; + cap = OPJ_TRUE; + } + } + if (cap) { + opj_event_msg(p_manager, EVT_WARNING, + "The desired maximum codestream size has limited\n" + "at least one of the desired quality layers\n"); + } + } + + if (OPJ_IS_CINEMA(parameters->rsiz) || OPJ_IS_IMF(parameters->rsiz)) { + p_j2k->m_specific_param.m_encoder.m_TLM = OPJ_TRUE; + } + + /* Manage profiles and applications and set RSIZ */ + /* set cinema parameters if required */ + if (OPJ_IS_CINEMA(parameters->rsiz)) { + if ((parameters->rsiz == OPJ_PROFILE_CINEMA_S2K) + || (parameters->rsiz == OPJ_PROFILE_CINEMA_S4K)) { + opj_event_msg(p_manager, EVT_WARNING, + "JPEG 2000 Scalable Digital Cinema profiles not yet supported\n"); + parameters->rsiz = OPJ_PROFILE_NONE; + } else { + opj_j2k_set_cinema_parameters(parameters, image, p_manager); + if (!opj_j2k_is_cinema_compliant(image, parameters->rsiz, p_manager)) { + parameters->rsiz = OPJ_PROFILE_NONE; + } + } + } else if (OPJ_IS_STORAGE(parameters->rsiz)) { + opj_event_msg(p_manager, EVT_WARNING, + "JPEG 2000 Long Term Storage profile not yet supported\n"); + parameters->rsiz = OPJ_PROFILE_NONE; + } else if (OPJ_IS_BROADCAST(parameters->rsiz)) { + opj_event_msg(p_manager, EVT_WARNING, + "JPEG 2000 Broadcast profiles not yet supported\n"); + parameters->rsiz = OPJ_PROFILE_NONE; + } else if (OPJ_IS_IMF(parameters->rsiz)) { + opj_j2k_set_imf_parameters(parameters, image, p_manager); + if (!opj_j2k_is_imf_compliant(parameters, image, p_manager)) { + parameters->rsiz = OPJ_PROFILE_NONE; + } + } else if (OPJ_IS_PART2(parameters->rsiz)) { + if (parameters->rsiz == ((OPJ_PROFILE_PART2) | (OPJ_EXTENSION_NONE))) { + opj_event_msg(p_manager, EVT_WARNING, + "JPEG 2000 Part-2 profile defined\n" + "but no Part-2 extension enabled.\n" + "Profile set to NONE.\n"); + parameters->rsiz = OPJ_PROFILE_NONE; + } else if (parameters->rsiz != ((OPJ_PROFILE_PART2) | (OPJ_EXTENSION_MCT))) { + opj_event_msg(p_manager, EVT_WARNING, + "Unsupported Part-2 extension enabled\n" + "Profile set to NONE.\n"); + parameters->rsiz = OPJ_PROFILE_NONE; + } + } + + /* + copy user encoding parameters + */ + cp->m_specific_param.m_enc.m_max_comp_size = (OPJ_UINT32) + parameters->max_comp_size; + cp->rsiz = parameters->rsiz; + if (parameters->cp_fixed_alloc) { + cp->m_specific_param.m_enc.m_quality_layer_alloc_strategy = FIXED_LAYER; + } else if (parameters->cp_fixed_quality) { + cp->m_specific_param.m_enc.m_quality_layer_alloc_strategy = + FIXED_DISTORTION_RATIO; + } else { + cp->m_specific_param.m_enc.m_quality_layer_alloc_strategy = + RATE_DISTORTION_RATIO; + } + + if (parameters->cp_fixed_alloc) { + size_t array_size = (size_t)parameters->tcp_numlayers * + (size_t)parameters->numresolution * 3 * sizeof(OPJ_INT32); + cp->m_specific_param.m_enc.m_matrice = (OPJ_INT32 *) opj_malloc(array_size); + if (!cp->m_specific_param.m_enc.m_matrice) { + opj_event_msg(p_manager, EVT_ERROR, + "Not enough memory to allocate copy of user encoding parameters matrix \n"); + return OPJ_FALSE; + } + memcpy(cp->m_specific_param.m_enc.m_matrice, parameters->cp_matrice, + array_size); + } + + /* tiles */ + cp->tdx = (OPJ_UINT32)parameters->cp_tdx; + cp->tdy = (OPJ_UINT32)parameters->cp_tdy; + + /* tile offset */ + cp->tx0 = (OPJ_UINT32)parameters->cp_tx0; + cp->ty0 = (OPJ_UINT32)parameters->cp_ty0; + + /* comment string */ + if (parameters->cp_comment) { + cp->comment = (char*)opj_malloc(strlen(parameters->cp_comment) + 1U); + if (!cp->comment) { + opj_event_msg(p_manager, EVT_ERROR, + "Not enough memory to allocate copy of comment string\n"); + return OPJ_FALSE; + } + strcpy(cp->comment, parameters->cp_comment); + } else { + /* Create default comment for codestream */ + const char comment[] = "Created by OpenJPEG version "; + const size_t clen = strlen(comment); + const char *version = opj_version(); + + /* UniPG>> */ +#ifdef USE_JPWL + const size_t cp_comment_buf_size = clen + strlen(version) + 11; + cp->comment = (char*)opj_malloc(cp_comment_buf_size); + if (!cp->comment) { + opj_event_msg(p_manager, EVT_ERROR, + "Not enough memory to allocate comment string\n"); + return OPJ_FALSE; + } + snprintf(cp->comment, cp_comment_buf_size, "%s%s with JPWL", + comment, version); +#else + const size_t cp_comment_buf_size = clen + strlen(version) + 1; + cp->comment = (char*)opj_malloc(cp_comment_buf_size); + if (!cp->comment) { + opj_event_msg(p_manager, EVT_ERROR, + "Not enough memory to allocate comment string\n"); + return OPJ_FALSE; + } + snprintf(cp->comment, cp_comment_buf_size, "%s%s", comment, version); +#endif + /* <<UniPG */ + } + + /* + calculate other encoding parameters + */ + + if (parameters->tile_size_on) { + if (cp->tdx == 0) { + opj_event_msg(p_manager, EVT_ERROR, "Invalid tile width\n"); + return OPJ_FALSE; + } + if (cp->tdy == 0) { + opj_event_msg(p_manager, EVT_ERROR, "Invalid tile height\n"); + return OPJ_FALSE; + } + cp->tw = opj_uint_ceildiv(image->x1 - cp->tx0, cp->tdx); + cp->th = opj_uint_ceildiv(image->y1 - cp->ty0, cp->tdy); + /* Check that the number of tiles is valid */ + if (cp->tw > 65535 / cp->th) { + opj_event_msg(p_manager, EVT_ERROR, + "Invalid number of tiles : %u x %u (maximum fixed by jpeg2000 norm is 65535 tiles)\n", + cp->tw, cp->th); + return OPJ_FALSE; + } + } else { + cp->tdx = image->x1 - cp->tx0; + cp->tdy = image->y1 - cp->ty0; + } + + if (parameters->tp_on) { + cp->m_specific_param.m_enc.m_tp_flag = (OPJ_BYTE)parameters->tp_flag; + cp->m_specific_param.m_enc.m_tp_on = 1; + } + +#ifdef USE_JPWL + /* + calculate JPWL encoding parameters + */ + + if (parameters->jpwl_epc_on) { + OPJ_INT32 i; + + /* set JPWL on */ + cp->epc_on = OPJ_TRUE; + cp->info_on = OPJ_FALSE; /* no informative technique */ + + /* set EPB on */ + if ((parameters->jpwl_hprot_MH > 0) || (parameters->jpwl_hprot_TPH[0] > 0)) { + cp->epb_on = OPJ_TRUE; + + cp->hprot_MH = parameters->jpwl_hprot_MH; + for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) { + cp->hprot_TPH_tileno[i] = parameters->jpwl_hprot_TPH_tileno[i]; + cp->hprot_TPH[i] = parameters->jpwl_hprot_TPH[i]; + } + /* if tile specs are not specified, copy MH specs */ + if (cp->hprot_TPH[0] == -1) { + cp->hprot_TPH_tileno[0] = 0; + cp->hprot_TPH[0] = parameters->jpwl_hprot_MH; + } + for (i = 0; i < JPWL_MAX_NO_PACKSPECS; i++) { + cp->pprot_tileno[i] = parameters->jpwl_pprot_tileno[i]; + cp->pprot_packno[i] = parameters->jpwl_pprot_packno[i]; + cp->pprot[i] = parameters->jpwl_pprot[i]; + } + } + + /* set ESD writing */ + if ((parameters->jpwl_sens_size == 1) || (parameters->jpwl_sens_size == 2)) { + cp->esd_on = OPJ_TRUE; + + cp->sens_size = parameters->jpwl_sens_size; + cp->sens_addr = parameters->jpwl_sens_addr; + cp->sens_range = parameters->jpwl_sens_range; + + cp->sens_MH = parameters->jpwl_sens_MH; + for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) { + cp->sens_TPH_tileno[i] = parameters->jpwl_sens_TPH_tileno[i]; + cp->sens_TPH[i] = parameters->jpwl_sens_TPH[i]; + } + } + + /* always set RED writing to false: we are at the encoder */ + cp->red_on = OPJ_FALSE; + + } else { + cp->epc_on = OPJ_FALSE; + } +#endif /* USE_JPWL */ + + /* initialize the multiple tiles */ + /* ---------------------------- */ + cp->tcps = (opj_tcp_t*) opj_calloc(cp->tw * cp->th, sizeof(opj_tcp_t)); + if (!cp->tcps) { + opj_event_msg(p_manager, EVT_ERROR, + "Not enough memory to allocate tile coding parameters\n"); + return OPJ_FALSE; + } + + for (tileno = 0; tileno < cp->tw * cp->th; tileno++) { + opj_tcp_t *tcp = &cp->tcps[tileno]; + const OPJ_BOOL fixed_distoratio = + cp->m_specific_param.m_enc.m_quality_layer_alloc_strategy == + FIXED_DISTORTION_RATIO; + tcp->numlayers = (OPJ_UINT32)parameters->tcp_numlayers; + + for (j = 0; j < tcp->numlayers; j++) { + if (OPJ_IS_CINEMA(cp->rsiz) || OPJ_IS_IMF(cp->rsiz)) { + if (fixed_distoratio) { + tcp->distoratio[j] = parameters->tcp_distoratio[j]; + } + tcp->rates[j] = parameters->tcp_rates[j]; + } else { + if (fixed_distoratio) { + tcp->distoratio[j] = parameters->tcp_distoratio[j]; + } else { + tcp->rates[j] = parameters->tcp_rates[j]; + } + } + if (!fixed_distoratio && + tcp->rates[j] <= 1.0) { + tcp->rates[j] = 0.0; /* force lossless */ + } + } + + tcp->csty = (OPJ_UINT32)parameters->csty; + tcp->prg = parameters->prog_order; + tcp->mct = (OPJ_UINT32)parameters->tcp_mct; + + numpocs_tile = 0; + tcp->POC = 0; + + if (parameters->numpocs) { + /* initialisation of POC */ + for (i = 0; i < parameters->numpocs; i++) { + if (tileno + 1 == parameters->POC[i].tile) { + opj_poc_t *tcp_poc = &tcp->pocs[numpocs_tile]; + + if (parameters->POC[numpocs_tile].compno0 >= image->numcomps) { + opj_event_msg(p_manager, EVT_ERROR, + "Invalid compno0 for POC %d\n", i); + return OPJ_FALSE; + } + + tcp_poc->resno0 = parameters->POC[numpocs_tile].resno0; + tcp_poc->compno0 = parameters->POC[numpocs_tile].compno0; + tcp_poc->layno1 = parameters->POC[numpocs_tile].layno1; + tcp_poc->resno1 = parameters->POC[numpocs_tile].resno1; + tcp_poc->compno1 = opj_uint_min(parameters->POC[numpocs_tile].compno1, + image->numcomps); + tcp_poc->prg1 = parameters->POC[numpocs_tile].prg1; + tcp_poc->tile = parameters->POC[numpocs_tile].tile; + + numpocs_tile++; + } + } + + if (numpocs_tile) { + + /* TODO MSD use the return value*/ + opj_j2k_check_poc_val(parameters->POC, tileno, parameters->numpocs, + (OPJ_UINT32)parameters->numresolution, image->numcomps, + (OPJ_UINT32)parameters->tcp_numlayers, p_manager); + + tcp->POC = 1; + tcp->numpocs = numpocs_tile - 1 ; + } + } else { + tcp->numpocs = 0; + } + + tcp->tccps = (opj_tccp_t*) opj_calloc(image->numcomps, sizeof(opj_tccp_t)); + if (!tcp->tccps) { + opj_event_msg(p_manager, EVT_ERROR, + "Not enough memory to allocate tile component coding parameters\n"); + return OPJ_FALSE; + } + if (parameters->mct_data) { + + OPJ_UINT32 lMctSize = image->numcomps * image->numcomps * (OPJ_UINT32)sizeof( + OPJ_FLOAT32); + OPJ_FLOAT32 * lTmpBuf = (OPJ_FLOAT32*)opj_malloc(lMctSize); + OPJ_INT32 * l_dc_shift = (OPJ_INT32 *)((OPJ_BYTE *) parameters->mct_data + + lMctSize); + + if (!lTmpBuf) { + opj_event_msg(p_manager, EVT_ERROR, + "Not enough memory to allocate temp buffer\n"); + return OPJ_FALSE; + } + + tcp->mct = 2; + tcp->m_mct_coding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize); + if (! tcp->m_mct_coding_matrix) { + opj_free(lTmpBuf); + lTmpBuf = NULL; + opj_event_msg(p_manager, EVT_ERROR, + "Not enough memory to allocate encoder MCT coding matrix \n"); + return OPJ_FALSE; + } + memcpy(tcp->m_mct_coding_matrix, parameters->mct_data, lMctSize); + memcpy(lTmpBuf, parameters->mct_data, lMctSize); + + tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize); + if (! tcp->m_mct_decoding_matrix) { + opj_free(lTmpBuf); + lTmpBuf = NULL; + opj_event_msg(p_manager, EVT_ERROR, + "Not enough memory to allocate encoder MCT decoding matrix \n"); + return OPJ_FALSE; + } + if (opj_matrix_inversion_f(lTmpBuf, (tcp->m_mct_decoding_matrix), + image->numcomps) == OPJ_FALSE) { + opj_free(lTmpBuf); + lTmpBuf = NULL; + opj_event_msg(p_manager, EVT_ERROR, + "Failed to inverse encoder MCT decoding matrix \n"); + return OPJ_FALSE; + } + + tcp->mct_norms = (OPJ_FLOAT64*) + opj_malloc(image->numcomps * sizeof(OPJ_FLOAT64)); + if (! tcp->mct_norms) { + opj_free(lTmpBuf); + lTmpBuf = NULL; + opj_event_msg(p_manager, EVT_ERROR, + "Not enough memory to allocate encoder MCT norms \n"); + return OPJ_FALSE; + } + opj_calculate_norms(tcp->mct_norms, image->numcomps, + tcp->m_mct_decoding_matrix); + opj_free(lTmpBuf); + + for (i = 0; i < image->numcomps; i++) { + opj_tccp_t *tccp = &tcp->tccps[i]; + tccp->m_dc_level_shift = l_dc_shift[i]; + } + + if (opj_j2k_setup_mct_encoding(tcp, image) == OPJ_FALSE) { + /* free will be handled by opj_j2k_destroy */ + opj_event_msg(p_manager, EVT_ERROR, "Failed to setup j2k mct encoding\n"); + return OPJ_FALSE; + } + } else { + if (tcp->mct == 1 && image->numcomps >= 3) { /* RGB->YCC MCT is enabled */ + if ((image->comps[0].dx != image->comps[1].dx) || + (image->comps[0].dx != image->comps[2].dx) || + (image->comps[0].dy != image->comps[1].dy) || + (image->comps[0].dy != image->comps[2].dy)) { + opj_event_msg(p_manager, EVT_WARNING, + "Cannot perform MCT on components with different sizes. Disabling MCT.\n"); + tcp->mct = 0; + } + } + for (i = 0; i < image->numcomps; i++) { + opj_tccp_t *tccp = &tcp->tccps[i]; + opj_image_comp_t * l_comp = &(image->comps[i]); + + if (! l_comp->sgnd) { + tccp->m_dc_level_shift = 1 << (l_comp->prec - 1); + } + } + } + + for (i = 0; i < image->numcomps; i++) { + opj_tccp_t *tccp = &tcp->tccps[i]; + + tccp->csty = parameters->csty & + 0x01; /* 0 => one precinct || 1 => custom precinct */ + tccp->numresolutions = (OPJ_UINT32)parameters->numresolution; + tccp->cblkw = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockw_init); + tccp->cblkh = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockh_init); + tccp->cblksty = (OPJ_UINT32)parameters->mode; + tccp->qmfbid = parameters->irreversible ? 0 : 1; + tccp->qntsty = parameters->irreversible ? J2K_CCP_QNTSTY_SEQNT : + J2K_CCP_QNTSTY_NOQNT; + + if (OPJ_IS_CINEMA(parameters->rsiz) && + parameters->rsiz == OPJ_PROFILE_CINEMA_2K) { + /* From https://github.com/uclouvain/openjpeg/issues/1340 */ + tccp->numgbits = 1; + } else { + tccp->numgbits = 2; + } + + if ((OPJ_INT32)i == parameters->roi_compno) { + tccp->roishift = parameters->roi_shift; + } else { + tccp->roishift = 0; + } + + if (parameters->csty & J2K_CCP_CSTY_PRT) { + OPJ_INT32 p = 0, it_res; + assert(tccp->numresolutions > 0); + for (it_res = (OPJ_INT32)tccp->numresolutions - 1; it_res >= 0; it_res--) { + if (p < parameters->res_spec) { + + if (parameters->prcw_init[p] < 1) { + tccp->prcw[it_res] = 1; + } else { + tccp->prcw[it_res] = (OPJ_UINT32)opj_int_floorlog2(parameters->prcw_init[p]); + } + + if (parameters->prch_init[p] < 1) { + tccp->prch[it_res] = 1; + } else { + tccp->prch[it_res] = (OPJ_UINT32)opj_int_floorlog2(parameters->prch_init[p]); + } + + } else { + OPJ_INT32 res_spec = parameters->res_spec; + OPJ_INT32 size_prcw = 0; + OPJ_INT32 size_prch = 0; + + assert(res_spec > 0); /* issue 189 */ + size_prcw = parameters->prcw_init[res_spec - 1] >> (p - (res_spec - 1)); + size_prch = parameters->prch_init[res_spec - 1] >> (p - (res_spec - 1)); + + + if (size_prcw < 1) { + tccp->prcw[it_res] = 1; + } else { + tccp->prcw[it_res] = (OPJ_UINT32)opj_int_floorlog2(size_prcw); + } + + if (size_prch < 1) { + tccp->prch[it_res] = 1; + } else { + tccp->prch[it_res] = (OPJ_UINT32)opj_int_floorlog2(size_prch); + } + } + p++; + /*printf("\nsize precinct for level %d : %d,%d\n", it_res,tccp->prcw[it_res], tccp->prch[it_res]); */ + } /*end for*/ + } else { + for (j = 0; j < tccp->numresolutions; j++) { + tccp->prcw[j] = 15; + tccp->prch[j] = 15; + } + } + + opj_dwt_calc_explicit_stepsizes(tccp, image->comps[i].prec); + } + } + + if (parameters->mct_data) { + opj_free(parameters->mct_data); + parameters->mct_data = 00; + } + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_add_mhmarker(opj_codestream_index_t *cstr_index, + OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len) +{ + assert(cstr_index != 00); + + /* expand the list? */ + if ((cstr_index->marknum + 1) > cstr_index->maxmarknum) { + opj_marker_info_t *new_marker; + cstr_index->maxmarknum = (OPJ_UINT32)(100 + (OPJ_FLOAT32) + cstr_index->maxmarknum); + new_marker = (opj_marker_info_t *) opj_realloc(cstr_index->marker, + cstr_index->maxmarknum * sizeof(opj_marker_info_t)); + if (! new_marker) { + opj_free(cstr_index->marker); + cstr_index->marker = NULL; + cstr_index->maxmarknum = 0; + cstr_index->marknum = 0; + /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n"); */ + return OPJ_FALSE; + } + cstr_index->marker = new_marker; + } + + /* add the marker */ + cstr_index->marker[cstr_index->marknum].type = (OPJ_UINT16)type; + cstr_index->marker[cstr_index->marknum].pos = (OPJ_INT32)pos; + cstr_index->marker[cstr_index->marknum].len = (OPJ_INT32)len; + cstr_index->marknum++; + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_add_tlmarker(OPJ_UINT32 tileno, + opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos, + OPJ_UINT32 len) +{ + assert(cstr_index != 00); + assert(cstr_index->tile_index != 00); + + /* expand the list? */ + if ((cstr_index->tile_index[tileno].marknum + 1) > + cstr_index->tile_index[tileno].maxmarknum) { + opj_marker_info_t *new_marker; + cstr_index->tile_index[tileno].maxmarknum = (OPJ_UINT32)(100 + + (OPJ_FLOAT32) cstr_index->tile_index[tileno].maxmarknum); + new_marker = (opj_marker_info_t *) opj_realloc( + cstr_index->tile_index[tileno].marker, + cstr_index->tile_index[tileno].maxmarknum * sizeof(opj_marker_info_t)); + if (! new_marker) { + opj_free(cstr_index->tile_index[tileno].marker); + cstr_index->tile_index[tileno].marker = NULL; + cstr_index->tile_index[tileno].maxmarknum = 0; + cstr_index->tile_index[tileno].marknum = 0; + /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n"); */ + return OPJ_FALSE; + } + cstr_index->tile_index[tileno].marker = new_marker; + } + + /* add the marker */ + cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].type + = (OPJ_UINT16)type; + cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].pos + = (OPJ_INT32)pos; + cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].len + = (OPJ_INT32)len; + cstr_index->tile_index[tileno].marknum++; + + if (type == J2K_MS_SOT) { + OPJ_UINT32 l_current_tile_part = cstr_index->tile_index[tileno].current_tpsno; + + if (cstr_index->tile_index[tileno].tp_index && + l_current_tile_part < cstr_index->tile_index[tileno].nb_tps) { + cstr_index->tile_index[tileno].tp_index[l_current_tile_part].start_pos = pos; + } + + } + return OPJ_TRUE; +} + +/* + * ----------------------------------------------------------------------- + * ----------------------------------------------------------------------- + * ----------------------------------------------------------------------- + */ + +OPJ_BOOL opj_j2k_end_decompress(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager + ) +{ + (void)p_j2k; + (void)p_stream; + (void)p_manager; + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_read_header(opj_stream_private_t *p_stream, + opj_j2k_t* p_j2k, + opj_image_t** p_image, + opj_event_mgr_t* p_manager) +{ + /* preconditions */ + assert(p_j2k != 00); + assert(p_stream != 00); + assert(p_manager != 00); + + /* create an empty image header */ + p_j2k->m_private_image = opj_image_create0(); + if (! p_j2k->m_private_image) { + return OPJ_FALSE; + } + + /* customization of the validation */ + if (! opj_j2k_setup_decoding_validation(p_j2k, p_manager)) { + opj_image_destroy(p_j2k->m_private_image); + p_j2k->m_private_image = NULL; + return OPJ_FALSE; + } + + /* validation of the parameters codec */ + if (! opj_j2k_exec(p_j2k, p_j2k->m_validation_list, p_stream, p_manager)) { + opj_image_destroy(p_j2k->m_private_image); + p_j2k->m_private_image = NULL; + return OPJ_FALSE; + } + + /* customization of the encoding */ + if (! opj_j2k_setup_header_reading(p_j2k, p_manager)) { + opj_image_destroy(p_j2k->m_private_image); + p_j2k->m_private_image = NULL; + return OPJ_FALSE; + } + + /* read header */ + if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) { + opj_image_destroy(p_j2k->m_private_image); + p_j2k->m_private_image = NULL; + return OPJ_FALSE; + } + + *p_image = opj_image_create0(); + if (!(*p_image)) { + return OPJ_FALSE; + } + + /* Copy codestream image information to the output image */ + opj_copy_image_header(p_j2k->m_private_image, *p_image); + + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_setup_header_reading(opj_j2k_t *p_j2k, + opj_event_mgr_t * p_manager) +{ + /* preconditions*/ + assert(p_j2k != 00); + assert(p_manager != 00); + + if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list, + (opj_procedure)opj_j2k_read_header_procedure, p_manager)) { + return OPJ_FALSE; + } + + /* DEVELOPER CORNER, add your custom procedures */ + if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list, + (opj_procedure)opj_j2k_copy_default_tcp_and_create_tcd, p_manager)) { + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_setup_decoding_validation(opj_j2k_t *p_j2k, + opj_event_mgr_t * p_manager) +{ + /* preconditions*/ + assert(p_j2k != 00); + assert(p_manager != 00); + + if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list, + (opj_procedure)opj_j2k_build_decoder, p_manager)) { + return OPJ_FALSE; + } + if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list, + (opj_procedure)opj_j2k_decoding_validation, p_manager)) { + return OPJ_FALSE; + } + + /* DEVELOPER CORNER, add your custom validation procedure */ + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_mct_validation(opj_j2k_t * p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager) +{ + OPJ_BOOL l_is_valid = OPJ_TRUE; + OPJ_UINT32 i, j; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_stream != 00); + assert(p_manager != 00); + + OPJ_UNUSED(p_stream); + OPJ_UNUSED(p_manager); + + if ((p_j2k->m_cp.rsiz & 0x8200) == 0x8200) { + OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw; + opj_tcp_t * l_tcp = p_j2k->m_cp.tcps; + + for (i = 0; i < l_nb_tiles; ++i) { + if (l_tcp->mct == 2) { + opj_tccp_t * l_tccp = l_tcp->tccps; + l_is_valid &= (l_tcp->m_mct_coding_matrix != 00); + + for (j = 0; j < p_j2k->m_private_image->numcomps; ++j) { + l_is_valid &= !(l_tccp->qmfbid & 1); + ++l_tccp; + } + } + ++l_tcp; + } + } + + return l_is_valid; +} + +OPJ_BOOL opj_j2k_setup_mct_encoding(opj_tcp_t * p_tcp, opj_image_t * p_image) +{ + OPJ_UINT32 i; + OPJ_UINT32 l_indix = 1; + opj_mct_data_t * l_mct_deco_data = 00, * l_mct_offset_data = 00; + opj_simple_mcc_decorrelation_data_t * l_mcc_data; + OPJ_UINT32 l_mct_size, l_nb_elem; + OPJ_FLOAT32 * l_data, * l_current_data; + opj_tccp_t * l_tccp; + + /* preconditions */ + assert(p_tcp != 00); + + if (p_tcp->mct != 2) { + return OPJ_TRUE; + } + + if (p_tcp->m_mct_decoding_matrix) { + if (p_tcp->m_nb_mct_records == p_tcp->m_nb_max_mct_records) { + opj_mct_data_t *new_mct_records; + p_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS; + + new_mct_records = (opj_mct_data_t *) opj_realloc(p_tcp->m_mct_records, + p_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t)); + if (! new_mct_records) { + opj_free(p_tcp->m_mct_records); + p_tcp->m_mct_records = NULL; + p_tcp->m_nb_max_mct_records = 0; + p_tcp->m_nb_mct_records = 0; + /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */ + return OPJ_FALSE; + } + p_tcp->m_mct_records = new_mct_records; + l_mct_deco_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records; + + memset(l_mct_deco_data, 0, + (p_tcp->m_nb_max_mct_records - p_tcp->m_nb_mct_records) * sizeof( + opj_mct_data_t)); + } + l_mct_deco_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records; + + if (l_mct_deco_data->m_data) { + opj_free(l_mct_deco_data->m_data); + l_mct_deco_data->m_data = 00; + } + + l_mct_deco_data->m_index = l_indix++; + l_mct_deco_data->m_array_type = MCT_TYPE_DECORRELATION; + l_mct_deco_data->m_element_type = MCT_TYPE_FLOAT; + l_nb_elem = p_image->numcomps * p_image->numcomps; + l_mct_size = l_nb_elem * MCT_ELEMENT_SIZE[l_mct_deco_data->m_element_type]; + l_mct_deco_data->m_data = (OPJ_BYTE*)opj_malloc(l_mct_size); + + if (! l_mct_deco_data->m_data) { + return OPJ_FALSE; + } + + j2k_mct_write_functions_from_float[l_mct_deco_data->m_element_type]( + p_tcp->m_mct_decoding_matrix, l_mct_deco_data->m_data, l_nb_elem); + + l_mct_deco_data->m_data_size = l_mct_size; + ++p_tcp->m_nb_mct_records; + } + + if (p_tcp->m_nb_mct_records == p_tcp->m_nb_max_mct_records) { + opj_mct_data_t *new_mct_records; + p_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS; + new_mct_records = (opj_mct_data_t *) opj_realloc(p_tcp->m_mct_records, + p_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t)); + if (! new_mct_records) { + opj_free(p_tcp->m_mct_records); + p_tcp->m_mct_records = NULL; + p_tcp->m_nb_max_mct_records = 0; + p_tcp->m_nb_mct_records = 0; + /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */ + return OPJ_FALSE; + } + p_tcp->m_mct_records = new_mct_records; + l_mct_offset_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records; + + memset(l_mct_offset_data, 0, + (p_tcp->m_nb_max_mct_records - p_tcp->m_nb_mct_records) * sizeof( + opj_mct_data_t)); + + if (l_mct_deco_data) { + l_mct_deco_data = l_mct_offset_data - 1; + } + } + + l_mct_offset_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records; + + if (l_mct_offset_data->m_data) { + opj_free(l_mct_offset_data->m_data); + l_mct_offset_data->m_data = 00; + } + + l_mct_offset_data->m_index = l_indix++; + l_mct_offset_data->m_array_type = MCT_TYPE_OFFSET; + l_mct_offset_data->m_element_type = MCT_TYPE_FLOAT; + l_nb_elem = p_image->numcomps; + l_mct_size = l_nb_elem * MCT_ELEMENT_SIZE[l_mct_offset_data->m_element_type]; + l_mct_offset_data->m_data = (OPJ_BYTE*)opj_malloc(l_mct_size); + + if (! l_mct_offset_data->m_data) { + return OPJ_FALSE; + } + + l_data = (OPJ_FLOAT32*)opj_malloc(l_nb_elem * sizeof(OPJ_FLOAT32)); + if (! l_data) { + opj_free(l_mct_offset_data->m_data); + l_mct_offset_data->m_data = 00; + return OPJ_FALSE; + } + + l_tccp = p_tcp->tccps; + l_current_data = l_data; + + for (i = 0; i < l_nb_elem; ++i) { + *(l_current_data++) = (OPJ_FLOAT32)(l_tccp->m_dc_level_shift); + ++l_tccp; + } + + j2k_mct_write_functions_from_float[l_mct_offset_data->m_element_type](l_data, + l_mct_offset_data->m_data, l_nb_elem); + + opj_free(l_data); + + l_mct_offset_data->m_data_size = l_mct_size; + + ++p_tcp->m_nb_mct_records; + + if (p_tcp->m_nb_mcc_records == p_tcp->m_nb_max_mcc_records) { + opj_simple_mcc_decorrelation_data_t *new_mcc_records; + p_tcp->m_nb_max_mcc_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS; + new_mcc_records = (opj_simple_mcc_decorrelation_data_t *) opj_realloc( + p_tcp->m_mcc_records, p_tcp->m_nb_max_mcc_records * sizeof( + opj_simple_mcc_decorrelation_data_t)); + if (! new_mcc_records) { + opj_free(p_tcp->m_mcc_records); + p_tcp->m_mcc_records = NULL; + p_tcp->m_nb_max_mcc_records = 0; + p_tcp->m_nb_mcc_records = 0; + /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */ + return OPJ_FALSE; + } + p_tcp->m_mcc_records = new_mcc_records; + l_mcc_data = p_tcp->m_mcc_records + p_tcp->m_nb_mcc_records; + memset(l_mcc_data, 0, (p_tcp->m_nb_max_mcc_records - p_tcp->m_nb_mcc_records) * + sizeof(opj_simple_mcc_decorrelation_data_t)); + + } + + l_mcc_data = p_tcp->m_mcc_records + p_tcp->m_nb_mcc_records; + l_mcc_data->m_decorrelation_array = l_mct_deco_data; + l_mcc_data->m_is_irreversible = 1; + l_mcc_data->m_nb_comps = p_image->numcomps; + l_mcc_data->m_index = l_indix++; + l_mcc_data->m_offset_array = l_mct_offset_data; + ++p_tcp->m_nb_mcc_records; + + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_build_decoder(opj_j2k_t * p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager) +{ + /* add here initialization of cp + copy paste of setup_decoder */ + (void)p_j2k; + (void)p_stream; + (void)p_manager; + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_build_encoder(opj_j2k_t * p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager) +{ + /* add here initialization of cp + copy paste of setup_encoder */ + (void)p_j2k; + (void)p_stream; + (void)p_manager; + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_encoding_validation(opj_j2k_t * p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager) +{ + OPJ_BOOL l_is_valid = OPJ_TRUE; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_stream != 00); + assert(p_manager != 00); + + OPJ_UNUSED(p_stream); + + /* STATE checking */ + /* make sure the state is at 0 */ + l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NONE); + + /* POINTER validation */ + /* make sure a p_j2k codec is present */ + l_is_valid &= (p_j2k->m_procedure_list != 00); + /* make sure a validation list is present */ + l_is_valid &= (p_j2k->m_validation_list != 00); + + /* ISO 15444-1:2004 states between 1 & 33 (0 -> 32) */ + /* 33 (32) would always fail the check below (if a cast to 64bits was done) */ + /* FIXME Shall we change OPJ_J2K_MAXRLVLS to 32 ? */ + if ((p_j2k->m_cp.tcps->tccps->numresolutions <= 0) || + (p_j2k->m_cp.tcps->tccps->numresolutions > 32)) { + opj_event_msg(p_manager, EVT_ERROR, + "Number of resolutions is too high in comparison to the size of tiles\n"); + return OPJ_FALSE; + } + + if ((p_j2k->m_cp.tdx) < (OPJ_UINT32)(1 << + (p_j2k->m_cp.tcps->tccps->numresolutions - 1U))) { + opj_event_msg(p_manager, EVT_ERROR, + "Number of resolutions is too high in comparison to the size of tiles\n"); + return OPJ_FALSE; + } + + if ((p_j2k->m_cp.tdy) < (OPJ_UINT32)(1 << + (p_j2k->m_cp.tcps->tccps->numresolutions - 1U))) { + opj_event_msg(p_manager, EVT_ERROR, + "Number of resolutions is too high in comparison to the size of tiles\n"); + return OPJ_FALSE; + } + + /* PARAMETER VALIDATION */ + return l_is_valid; +} + +static OPJ_BOOL opj_j2k_decoding_validation(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager + ) +{ + OPJ_BOOL l_is_valid = OPJ_TRUE; + + /* preconditions*/ + assert(p_j2k != 00); + assert(p_stream != 00); + assert(p_manager != 00); + + OPJ_UNUSED(p_stream); + OPJ_UNUSED(p_manager); + + /* STATE checking */ + /* make sure the state is at 0 */ +#ifdef TODO_MSD + l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == J2K_DEC_STATE_NONE); +#endif + l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == 0x0000); + + /* POINTER validation */ + /* make sure a p_j2k codec is present */ + /* make sure a procedure list is present */ + l_is_valid &= (p_j2k->m_procedure_list != 00); + /* make sure a validation list is present */ + l_is_valid &= (p_j2k->m_validation_list != 00); + + /* PARAMETER VALIDATION */ + return l_is_valid; +} + +/** Fill p_j2k->cstr_index->tp_index[].start_pos/end_pos fields from TLM marker segments */ +static void opj_j2k_build_tp_index_from_tlm(opj_j2k_t* p_j2k, + opj_event_mgr_t * p_manager) +{ + opj_j2k_tlm_info_t* l_tlm; + OPJ_UINT32 i; + OPJ_OFF_T l_cur_offset; + + assert(p_j2k->cstr_index->main_head_end > 0); + assert(p_j2k->cstr_index->nb_of_tiles > 0); + assert(p_j2k->cstr_index->tile_index != NULL); + + l_tlm = &(p_j2k->m_specific_param.m_decoder.m_tlm); + + if (l_tlm->m_entries_count == 0) { + l_tlm->m_is_invalid = OPJ_TRUE; + return; + } + + if (l_tlm->m_is_invalid) { + return; + } + + /* Initial pass to count the number of tile-parts per tile */ + for (i = 0; i < l_tlm->m_entries_count; ++i) { + OPJ_UINT32 l_tile_index_no = l_tlm->m_tile_part_infos[i].m_tile_index; + assert(l_tile_index_no < p_j2k->cstr_index->nb_of_tiles); + p_j2k->cstr_index->tile_index[l_tile_index_no].tileno = l_tile_index_no; + ++p_j2k->cstr_index->tile_index[l_tile_index_no].current_nb_tps; + } + + /* Now check that all tiles have at least one tile-part */ + for (i = 0; i < p_j2k->cstr_index->nb_of_tiles; ++i) { + if (p_j2k->cstr_index->tile_index[i].current_nb_tps == 0) { + opj_event_msg(p_manager, EVT_ERROR, + "opj_j2k_build_tp_index_from_tlm(): tile %d has no " + "registered tile-part in TLM marker segments.\n", i); + goto error; + } + } + + /* Final pass to fill p_j2k->cstr_index */ + l_cur_offset = p_j2k->cstr_index->main_head_end; + for (i = 0; i < l_tlm->m_entries_count; ++i) { + OPJ_UINT32 l_tile_index_no = l_tlm->m_tile_part_infos[i].m_tile_index; + opj_tile_index_t* l_tile_index = & + (p_j2k->cstr_index->tile_index[l_tile_index_no]); + if (!l_tile_index->tp_index) { + l_tile_index->tp_index = (opj_tp_index_t *) opj_calloc( + l_tile_index->current_nb_tps, sizeof(opj_tp_index_t)); + if (! l_tile_index->tp_index) { + opj_event_msg(p_manager, EVT_ERROR, + "opj_j2k_build_tp_index_from_tlm(): tile index allocation failed\n"); + goto error; + } + } + + assert(l_tile_index->nb_tps < l_tile_index->current_nb_tps); + l_tile_index->tp_index[l_tile_index->nb_tps].start_pos = l_cur_offset; + /* We don't know how to set the tp_index[].end_header field, but this is not really needed */ + /* If there would be no markers between SOT and SOD, that would be : */ + /* l_tile_index->tp_index[l_tile_index->nb_tps].end_header = l_cur_offset + 12; */ + l_tile_index->tp_index[l_tile_index->nb_tps].end_pos = l_cur_offset + + l_tlm->m_tile_part_infos[i].m_length; + ++l_tile_index->nb_tps; + + l_cur_offset += l_tlm->m_tile_part_infos[i].m_length; + } + + return; + +error: + l_tlm->m_is_invalid = OPJ_TRUE; + for (i = 0; i < l_tlm->m_entries_count; ++i) { + OPJ_UINT32 l_tile_index = l_tlm->m_tile_part_infos[i].m_tile_index; + p_j2k->cstr_index->tile_index[l_tile_index].current_nb_tps = 0; + opj_free(p_j2k->cstr_index->tile_index[l_tile_index].tp_index); + p_j2k->cstr_index->tile_index[l_tile_index].tp_index = NULL; + } +} + +static OPJ_BOOL opj_j2k_read_header_procedure(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager) +{ + OPJ_UINT32 l_current_marker; + OPJ_UINT32 l_marker_size; + const opj_dec_memory_marker_handler_t * l_marker_handler = 00; + OPJ_BOOL l_has_siz = 0; + OPJ_BOOL l_has_cod = 0; + OPJ_BOOL l_has_qcd = 0; + + /* preconditions */ + assert(p_stream != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + /* We enter in the main header */ + p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MHSOC; + + /* Try to read the SOC marker, the codestream must begin with SOC marker */ + if (! opj_j2k_read_soc(p_j2k, p_stream, p_manager)) { + opj_event_msg(p_manager, EVT_ERROR, "Expected a SOC marker \n"); + return OPJ_FALSE; + } + + /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */ + if (opj_stream_read_data(p_stream, + p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) { + opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n"); + return OPJ_FALSE; + } + + /* Read 2 bytes as the new marker ID */ + opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data, + &l_current_marker, 2); + + /* Try to read until the SOT is detected */ + while (l_current_marker != J2K_MS_SOT) { + + /* Check if the current marker ID is valid */ + if (l_current_marker < 0xff00) { + opj_event_msg(p_manager, EVT_ERROR, + "A marker ID was expected (0xff--) instead of %.8x\n", l_current_marker); + return OPJ_FALSE; + } + + /* Get the marker handler from the marker ID */ + l_marker_handler = opj_j2k_get_marker_handler(l_current_marker); + + /* Manage case where marker is unknown */ + if (l_marker_handler->id == J2K_MS_UNK) { + if (! opj_j2k_read_unk(p_j2k, p_stream, &l_current_marker, p_manager)) { + opj_event_msg(p_manager, EVT_ERROR, + "Unknown marker has been detected and generated error.\n"); + return OPJ_FALSE; + } + + if (l_current_marker == J2K_MS_SOT) { + break; /* SOT marker is detected main header is completely read */ + } else { /* Get the marker handler from the marker ID */ + l_marker_handler = opj_j2k_get_marker_handler(l_current_marker); + } + } + + if (l_marker_handler->id == J2K_MS_SIZ) { + /* Mark required SIZ marker as found */ + l_has_siz = 1; + } + if (l_marker_handler->id == J2K_MS_COD) { + /* Mark required COD marker as found */ + l_has_cod = 1; + } + if (l_marker_handler->id == J2K_MS_QCD) { + /* Mark required QCD marker as found */ + l_has_qcd = 1; + } + + /* Check if the marker is known and if it is the right place to find it */ + if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) { + opj_event_msg(p_manager, EVT_ERROR, + "Marker is not compliant with its position\n"); + return OPJ_FALSE; + } + + /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */ + if (opj_stream_read_data(p_stream, + p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) { + opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n"); + return OPJ_FALSE; + } + + /* read 2 bytes as the marker size */ + opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data, &l_marker_size, + 2); + if (l_marker_size < 2) { + opj_event_msg(p_manager, EVT_ERROR, "Invalid marker size\n"); + return OPJ_FALSE; + } + l_marker_size -= 2; /* Subtract the size of the marker ID already read */ + + /* Check if the marker size is compatible with the header data size */ + if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) { + OPJ_BYTE *new_header_data = (OPJ_BYTE *) opj_realloc( + p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size); + if (! new_header_data) { + opj_free(p_j2k->m_specific_param.m_decoder.m_header_data); + p_j2k->m_specific_param.m_decoder.m_header_data = NULL; + p_j2k->m_specific_param.m_decoder.m_header_data_size = 0; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read header\n"); + return OPJ_FALSE; + } + p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data; + p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size; + } + + /* Try to read the rest of the marker segment from stream and copy them into the buffer */ + if (opj_stream_read_data(p_stream, + p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size, + p_manager) != l_marker_size) { + opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n"); + return OPJ_FALSE; + } + + /* Read the marker segment with the correct marker handler */ + if (!(*(l_marker_handler->handler))(p_j2k, + p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size, p_manager)) { + opj_event_msg(p_manager, EVT_ERROR, + "Marker handler function failed to read the marker segment\n"); + return OPJ_FALSE; + } + + /* Add the marker to the codestream index*/ + if (OPJ_FALSE == opj_j2k_add_mhmarker( + p_j2k->cstr_index, + l_marker_handler->id, + (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4, + l_marker_size + 4)) { + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n"); + return OPJ_FALSE; + } + + /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */ + if (opj_stream_read_data(p_stream, + p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) { + opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n"); + return OPJ_FALSE; + } + + /* read 2 bytes as the new marker ID */ + opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data, + &l_current_marker, 2); + } + + if (l_has_siz == 0) { + opj_event_msg(p_manager, EVT_ERROR, + "required SIZ marker not found in main header\n"); + return OPJ_FALSE; + } + if (l_has_cod == 0) { + opj_event_msg(p_manager, EVT_ERROR, + "required COD marker not found in main header\n"); + return OPJ_FALSE; + } + if (l_has_qcd == 0) { + opj_event_msg(p_manager, EVT_ERROR, + "required QCD marker not found in main header\n"); + return OPJ_FALSE; + } + + if (! opj_j2k_merge_ppm(&(p_j2k->m_cp), p_manager)) { + opj_event_msg(p_manager, EVT_ERROR, "Failed to merge PPM data\n"); + return OPJ_FALSE; + } + + opj_event_msg(p_manager, EVT_INFO, "Main header has been correctly decoded.\n"); + + /* Position of the last element if the main header */ + p_j2k->cstr_index->main_head_end = (OPJ_UINT32) opj_stream_tell(p_stream) - 2; + + /* Build tile-part index from TLM information */ + opj_j2k_build_tp_index_from_tlm(p_j2k, p_manager); + + /* Next step: read a tile-part header */ + p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT; + + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_exec(opj_j2k_t * p_j2k, + opj_procedure_list_t * p_procedure_list, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager) +{ + OPJ_BOOL(** l_procedure)(opj_j2k_t *, opj_stream_private_t *, + opj_event_mgr_t *) = 00; + OPJ_BOOL l_result = OPJ_TRUE; + OPJ_UINT32 l_nb_proc, i; + + /* preconditions*/ + assert(p_procedure_list != 00); + assert(p_j2k != 00); + assert(p_stream != 00); + assert(p_manager != 00); + + l_nb_proc = opj_procedure_list_get_nb_procedures(p_procedure_list); + l_procedure = (OPJ_BOOL(**)(opj_j2k_t *, opj_stream_private_t *, + opj_event_mgr_t *)) opj_procedure_list_get_first_procedure(p_procedure_list); + + for (i = 0; i < l_nb_proc; ++i) { + l_result = l_result && ((*l_procedure)(p_j2k, p_stream, p_manager)); + ++l_procedure; + } + + /* and clear the procedure list at the end.*/ + opj_procedure_list_clear(p_procedure_list); + return l_result; +} + +/* FIXME DOC*/ +static OPJ_BOOL opj_j2k_copy_default_tcp_and_create_tcd(opj_j2k_t * p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager + ) +{ + opj_tcp_t * l_tcp = 00; + opj_tcp_t * l_default_tcp = 00; + OPJ_UINT32 l_nb_tiles; + OPJ_UINT32 i, j; + opj_tccp_t *l_current_tccp = 00; + OPJ_UINT32 l_tccp_size; + OPJ_UINT32 l_mct_size; + opj_image_t * l_image; + OPJ_UINT32 l_mcc_records_size, l_mct_records_size; + opj_mct_data_t * l_src_mct_rec, *l_dest_mct_rec; + opj_simple_mcc_decorrelation_data_t * l_src_mcc_rec, *l_dest_mcc_rec; + OPJ_UINT32 l_offset; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_stream != 00); + assert(p_manager != 00); + + OPJ_UNUSED(p_stream); + + l_image = p_j2k->m_private_image; + l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw; + l_tcp = p_j2k->m_cp.tcps; + l_tccp_size = l_image->numcomps * (OPJ_UINT32)sizeof(opj_tccp_t); + l_default_tcp = p_j2k->m_specific_param.m_decoder.m_default_tcp; + l_mct_size = l_image->numcomps * l_image->numcomps * (OPJ_UINT32)sizeof( + OPJ_FLOAT32); + + /* For each tile */ + for (i = 0; i < l_nb_tiles; ++i) { + /* keep the tile-compo coding parameters pointer of the current tile coding parameters*/ + l_current_tccp = l_tcp->tccps; + /*Copy default coding parameters into the current tile coding parameters*/ + memcpy(l_tcp, l_default_tcp, sizeof(opj_tcp_t)); + /* Initialize some values of the current tile coding parameters*/ + l_tcp->cod = 0; + l_tcp->ppt = 0; + l_tcp->ppt_data = 00; + l_tcp->m_current_tile_part_number = -1; + /* Remove memory not owned by this tile in case of early error return. */ + l_tcp->m_mct_decoding_matrix = 00; + l_tcp->m_nb_max_mct_records = 0; + l_tcp->m_mct_records = 00; + l_tcp->m_nb_max_mcc_records = 0; + l_tcp->m_mcc_records = 00; + /* Reconnect the tile-compo coding parameters pointer to the current tile coding parameters*/ + l_tcp->tccps = l_current_tccp; + + /* Get the mct_decoding_matrix of the dflt_tile_cp and copy them into the current tile cp*/ + if (l_default_tcp->m_mct_decoding_matrix) { + l_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size); + if (! l_tcp->m_mct_decoding_matrix) { + return OPJ_FALSE; + } + memcpy(l_tcp->m_mct_decoding_matrix, l_default_tcp->m_mct_decoding_matrix, + l_mct_size); + } + + /* Get the mct_record of the dflt_tile_cp and copy them into the current tile cp*/ + l_mct_records_size = l_default_tcp->m_nb_max_mct_records * (OPJ_UINT32)sizeof( + opj_mct_data_t); + l_tcp->m_mct_records = (opj_mct_data_t*)opj_malloc(l_mct_records_size); + if (! l_tcp->m_mct_records) { + return OPJ_FALSE; + } + memcpy(l_tcp->m_mct_records, l_default_tcp->m_mct_records, l_mct_records_size); + + /* Copy the mct record data from dflt_tile_cp to the current tile*/ + l_src_mct_rec = l_default_tcp->m_mct_records; + l_dest_mct_rec = l_tcp->m_mct_records; + + for (j = 0; j < l_default_tcp->m_nb_mct_records; ++j) { + + if (l_src_mct_rec->m_data) { + + l_dest_mct_rec->m_data = (OPJ_BYTE*) opj_malloc(l_src_mct_rec->m_data_size); + if (! l_dest_mct_rec->m_data) { + return OPJ_FALSE; + } + memcpy(l_dest_mct_rec->m_data, l_src_mct_rec->m_data, + l_src_mct_rec->m_data_size); + } + + ++l_src_mct_rec; + ++l_dest_mct_rec; + /* Update with each pass to free exactly what has been allocated on early return. */ + l_tcp->m_nb_max_mct_records += 1; + } + + /* Get the mcc_record of the dflt_tile_cp and copy them into the current tile cp*/ + l_mcc_records_size = l_default_tcp->m_nb_max_mcc_records * (OPJ_UINT32)sizeof( + opj_simple_mcc_decorrelation_data_t); + l_tcp->m_mcc_records = (opj_simple_mcc_decorrelation_data_t*) opj_malloc( + l_mcc_records_size); + if (! l_tcp->m_mcc_records) { + return OPJ_FALSE; + } + memcpy(l_tcp->m_mcc_records, l_default_tcp->m_mcc_records, l_mcc_records_size); + l_tcp->m_nb_max_mcc_records = l_default_tcp->m_nb_max_mcc_records; + + /* Copy the mcc record data from dflt_tile_cp to the current tile*/ + l_src_mcc_rec = l_default_tcp->m_mcc_records; + l_dest_mcc_rec = l_tcp->m_mcc_records; + + for (j = 0; j < l_default_tcp->m_nb_max_mcc_records; ++j) { + + if (l_src_mcc_rec->m_decorrelation_array) { + l_offset = (OPJ_UINT32)(l_src_mcc_rec->m_decorrelation_array - + l_default_tcp->m_mct_records); + l_dest_mcc_rec->m_decorrelation_array = l_tcp->m_mct_records + l_offset; + } + + if (l_src_mcc_rec->m_offset_array) { + l_offset = (OPJ_UINT32)(l_src_mcc_rec->m_offset_array - + l_default_tcp->m_mct_records); + l_dest_mcc_rec->m_offset_array = l_tcp->m_mct_records + l_offset; + } + + ++l_src_mcc_rec; + ++l_dest_mcc_rec; + } + + /* Copy all the dflt_tile_compo_cp to the current tile cp */ + memcpy(l_current_tccp, l_default_tcp->tccps, l_tccp_size); + + /* Move to next tile cp*/ + ++l_tcp; + } + + /* Create the current tile decoder*/ + p_j2k->m_tcd = opj_tcd_create(OPJ_TRUE); + if (! p_j2k->m_tcd) { + return OPJ_FALSE; + } + + if (!opj_tcd_init(p_j2k->m_tcd, l_image, &(p_j2k->m_cp), p_j2k->m_tp)) { + opj_tcd_destroy(p_j2k->m_tcd); + p_j2k->m_tcd = 00; + opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n"); + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +static const opj_dec_memory_marker_handler_t * opj_j2k_get_marker_handler( + OPJ_UINT32 p_id) +{ + const opj_dec_memory_marker_handler_t *e; + for (e = j2k_memory_marker_handler_tab; e->id != 0; ++e) { + if (e->id == p_id) { + break; /* we find a handler corresponding to the marker ID*/ + } + } + return e; +} + +void opj_j2k_destroy(opj_j2k_t *p_j2k) +{ + if (p_j2k == 00) { + return; + } + + if (p_j2k->m_is_decoder) { + + if (p_j2k->m_specific_param.m_decoder.m_default_tcp != 00) { + opj_j2k_tcp_destroy(p_j2k->m_specific_param.m_decoder.m_default_tcp); + opj_free(p_j2k->m_specific_param.m_decoder.m_default_tcp); + p_j2k->m_specific_param.m_decoder.m_default_tcp = 00; + } + + if (p_j2k->m_specific_param.m_decoder.m_header_data != 00) { + opj_free(p_j2k->m_specific_param.m_decoder.m_header_data); + p_j2k->m_specific_param.m_decoder.m_header_data = 00; + p_j2k->m_specific_param.m_decoder.m_header_data_size = 0; + } + + opj_free(p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode); + p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode = 00; + p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode = 0; + + opj_free(p_j2k->m_specific_param.m_decoder.m_tlm.m_tile_part_infos); + p_j2k->m_specific_param.m_decoder.m_tlm.m_tile_part_infos = NULL; + + opj_free(p_j2k->m_specific_param.m_decoder.m_intersecting_tile_parts_offset); + p_j2k->m_specific_param.m_decoder.m_intersecting_tile_parts_offset = NULL; + + } else { + + if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) { + opj_free(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data); + p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = 00; + } + + if (p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) { + opj_free(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer); + p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = 00; + p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = 00; + } + + if (p_j2k->m_specific_param.m_encoder.m_header_tile_data) { + opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data); + p_j2k->m_specific_param.m_encoder.m_header_tile_data = 00; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0; + } + } + + opj_tcd_destroy(p_j2k->m_tcd); + + opj_j2k_cp_destroy(&(p_j2k->m_cp)); + memset(&(p_j2k->m_cp), 0, sizeof(opj_cp_t)); + + opj_procedure_list_destroy(p_j2k->m_procedure_list); + p_j2k->m_procedure_list = 00; + + opj_procedure_list_destroy(p_j2k->m_validation_list); + p_j2k->m_procedure_list = 00; + + j2k_destroy_cstr_index(p_j2k->cstr_index); + p_j2k->cstr_index = NULL; + + opj_image_destroy(p_j2k->m_private_image); + p_j2k->m_private_image = NULL; + + opj_image_destroy(p_j2k->m_output_image); + p_j2k->m_output_image = NULL; + + opj_thread_pool_destroy(p_j2k->m_tp); + p_j2k->m_tp = NULL; + + opj_free(p_j2k); +} + +void j2k_destroy_cstr_index(opj_codestream_index_t *p_cstr_ind) +{ + if (p_cstr_ind) { + + if (p_cstr_ind->marker) { + opj_free(p_cstr_ind->marker); + p_cstr_ind->marker = NULL; + } + + if (p_cstr_ind->tile_index) { + OPJ_UINT32 it_tile = 0; + + for (it_tile = 0; it_tile < p_cstr_ind->nb_of_tiles; it_tile++) { + + if (p_cstr_ind->tile_index[it_tile].packet_index) { + opj_free(p_cstr_ind->tile_index[it_tile].packet_index); + p_cstr_ind->tile_index[it_tile].packet_index = NULL; + } + + if (p_cstr_ind->tile_index[it_tile].tp_index) { + opj_free(p_cstr_ind->tile_index[it_tile].tp_index); + p_cstr_ind->tile_index[it_tile].tp_index = NULL; + } + + if (p_cstr_ind->tile_index[it_tile].marker) { + opj_free(p_cstr_ind->tile_index[it_tile].marker); + p_cstr_ind->tile_index[it_tile].marker = NULL; + + } + } + + opj_free(p_cstr_ind->tile_index); + p_cstr_ind->tile_index = NULL; + } + + opj_free(p_cstr_ind); + } +} + +static void opj_j2k_tcp_destroy(opj_tcp_t *p_tcp) +{ + if (p_tcp == 00) { + return; + } + + if (p_tcp->ppt_markers != 00) { + OPJ_UINT32 i; + for (i = 0U; i < p_tcp->ppt_markers_count; ++i) { + if (p_tcp->ppt_markers[i].m_data != NULL) { + opj_free(p_tcp->ppt_markers[i].m_data); + } + } + p_tcp->ppt_markers_count = 0U; + opj_free(p_tcp->ppt_markers); + p_tcp->ppt_markers = NULL; + } + + if (p_tcp->ppt_buffer != 00) { + opj_free(p_tcp->ppt_buffer); + p_tcp->ppt_buffer = 00; + } + + if (p_tcp->tccps != 00) { + opj_free(p_tcp->tccps); + p_tcp->tccps = 00; + } + + if (p_tcp->m_mct_coding_matrix != 00) { + opj_free(p_tcp->m_mct_coding_matrix); + p_tcp->m_mct_coding_matrix = 00; + } + + if (p_tcp->m_mct_decoding_matrix != 00) { + opj_free(p_tcp->m_mct_decoding_matrix); + p_tcp->m_mct_decoding_matrix = 00; + } + + if (p_tcp->m_mcc_records) { + opj_free(p_tcp->m_mcc_records); + p_tcp->m_mcc_records = 00; + p_tcp->m_nb_max_mcc_records = 0; + p_tcp->m_nb_mcc_records = 0; + } + + if (p_tcp->m_mct_records) { + opj_mct_data_t * l_mct_data = p_tcp->m_mct_records; + OPJ_UINT32 i; + + for (i = 0; i < p_tcp->m_nb_mct_records; ++i) { + if (l_mct_data->m_data) { + opj_free(l_mct_data->m_data); + l_mct_data->m_data = 00; + } + + ++l_mct_data; + } + + opj_free(p_tcp->m_mct_records); + p_tcp->m_mct_records = 00; + } + + if (p_tcp->mct_norms != 00) { + opj_free(p_tcp->mct_norms); + p_tcp->mct_norms = 00; + } + + opj_j2k_tcp_data_destroy(p_tcp); + +} + +static void opj_j2k_tcp_data_destroy(opj_tcp_t *p_tcp) +{ + if (p_tcp->m_data) { + opj_free(p_tcp->m_data); + p_tcp->m_data = NULL; + p_tcp->m_data_size = 0; + } +} + +static void opj_j2k_cp_destroy(opj_cp_t *p_cp) +{ + OPJ_UINT32 l_nb_tiles; + opj_tcp_t * l_current_tile = 00; + + if (p_cp == 00) { + return; + } + if (p_cp->tcps != 00) { + OPJ_UINT32 i; + l_current_tile = p_cp->tcps; + l_nb_tiles = p_cp->th * p_cp->tw; + + for (i = 0U; i < l_nb_tiles; ++i) { + opj_j2k_tcp_destroy(l_current_tile); + ++l_current_tile; + } + opj_free(p_cp->tcps); + p_cp->tcps = 00; + } + if (p_cp->ppm_markers != 00) { + OPJ_UINT32 i; + for (i = 0U; i < p_cp->ppm_markers_count; ++i) { + if (p_cp->ppm_markers[i].m_data != NULL) { + opj_free(p_cp->ppm_markers[i].m_data); + } + } + p_cp->ppm_markers_count = 0U; + opj_free(p_cp->ppm_markers); + p_cp->ppm_markers = NULL; + } + opj_free(p_cp->ppm_buffer); + p_cp->ppm_buffer = 00; + p_cp->ppm_data = + NULL; /* ppm_data belongs to the allocated buffer pointed by ppm_buffer */ + opj_free(p_cp->comment); + p_cp->comment = 00; + if (! p_cp->m_is_decoder) { + opj_free(p_cp->m_specific_param.m_enc.m_matrice); + p_cp->m_specific_param.m_enc.m_matrice = 00; + } +} + +static OPJ_BOOL opj_j2k_need_nb_tile_parts_correction(opj_stream_private_t + *p_stream, OPJ_UINT32 tile_no, OPJ_BOOL* p_correction_needed, + opj_event_mgr_t * p_manager) +{ + OPJ_BYTE l_header_data[10]; + OPJ_OFF_T l_stream_pos_backup; + OPJ_UINT32 l_current_marker; + OPJ_UINT32 l_marker_size; + OPJ_UINT32 l_tile_no, l_tot_len, l_current_part, l_num_parts; + + /* initialize to no correction needed */ + *p_correction_needed = OPJ_FALSE; + + if (!opj_stream_has_seek(p_stream)) { + /* We can't do much in this case, seek is needed */ + return OPJ_TRUE; + } + + l_stream_pos_backup = opj_stream_tell(p_stream); + if (l_stream_pos_backup == -1) { + /* let's do nothing */ + return OPJ_TRUE; + } + + for (;;) { + /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */ + if (opj_stream_read_data(p_stream, l_header_data, 2, p_manager) != 2) { + /* assume all is OK */ + if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) { + return OPJ_FALSE; + } + return OPJ_TRUE; + } + + /* Read 2 bytes from buffer as the new marker ID */ + opj_read_bytes(l_header_data, &l_current_marker, 2); + + if (l_current_marker != J2K_MS_SOT) { + /* assume all is OK */ + if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) { + return OPJ_FALSE; + } + return OPJ_TRUE; + } + + /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */ + if (opj_stream_read_data(p_stream, l_header_data, 2, p_manager) != 2) { + opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n"); + return OPJ_FALSE; + } + + /* Read 2 bytes from the buffer as the marker size */ + opj_read_bytes(l_header_data, &l_marker_size, 2); + + /* Check marker size for SOT Marker */ + if (l_marker_size != 10) { + opj_event_msg(p_manager, EVT_ERROR, "Inconsistent marker size\n"); + return OPJ_FALSE; + } + l_marker_size -= 2; + + if (opj_stream_read_data(p_stream, l_header_data, l_marker_size, + p_manager) != l_marker_size) { + opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n"); + return OPJ_FALSE; + } + + if (! opj_j2k_get_sot_values(l_header_data, l_marker_size, &l_tile_no, + &l_tot_len, &l_current_part, &l_num_parts, p_manager)) { + return OPJ_FALSE; + } + + if (l_tile_no == tile_no) { + /* we found what we were looking for */ + break; + } + + if (l_tot_len < 14U) { + /* last SOT until EOC or invalid Psot value */ + /* assume all is OK */ + if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) { + return OPJ_FALSE; + } + return OPJ_TRUE; + } + l_tot_len -= 12U; + /* look for next SOT marker */ + if (opj_stream_skip(p_stream, (OPJ_OFF_T)(l_tot_len), + p_manager) != (OPJ_OFF_T)(l_tot_len)) { + /* assume all is OK */ + if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) { + return OPJ_FALSE; + } + return OPJ_TRUE; + } + } + + /* check for correction */ + if (l_current_part == l_num_parts) { + *p_correction_needed = OPJ_TRUE; + } + + if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) { + return OPJ_FALSE; + } + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_read_tile_header(opj_j2k_t * p_j2k, + OPJ_UINT32 * p_tile_index, + OPJ_UINT32 * p_data_size, + OPJ_INT32 * p_tile_x0, OPJ_INT32 * p_tile_y0, + OPJ_INT32 * p_tile_x1, OPJ_INT32 * p_tile_y1, + OPJ_UINT32 * p_nb_comps, + OPJ_BOOL * p_go_on, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager) +{ + OPJ_UINT32 l_current_marker = J2K_MS_SOT; + OPJ_UINT32 l_marker_size; + const opj_dec_memory_marker_handler_t * l_marker_handler = 00; + opj_tcp_t * l_tcp = NULL; + const OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th; + + /* preconditions */ + assert(p_stream != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + /* Reach the End Of Codestream ?*/ + if (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC) { + l_current_marker = J2K_MS_EOC; + } + /* We need to encounter a SOT marker (a new tile-part header) */ + else if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT) { + return OPJ_FALSE; + } + + /* Read into the codestream until reach the EOC or ! can_decode ??? FIXME */ + while ((!p_j2k->m_specific_param.m_decoder.m_can_decode) && + (l_current_marker != J2K_MS_EOC)) { + + if (p_j2k->m_specific_param.m_decoder.m_num_intersecting_tile_parts > 0 && + p_j2k->m_specific_param.m_decoder.m_idx_intersecting_tile_parts < + p_j2k->m_specific_param.m_decoder.m_num_intersecting_tile_parts) { + OPJ_OFF_T next_tp_sot_pos; + + next_tp_sot_pos = + p_j2k->m_specific_param.m_decoder.m_intersecting_tile_parts_offset[p_j2k->m_specific_param.m_decoder.m_idx_intersecting_tile_parts]; + ++p_j2k->m_specific_param.m_decoder.m_idx_intersecting_tile_parts; + if (!(opj_stream_read_seek(p_stream, + next_tp_sot_pos, + p_manager))) { + opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n"); + return OPJ_FALSE; + } + + /* Try to read 2 bytes (the marker ID) from stream and copy them into the buffer */ + if (opj_stream_read_data(p_stream, + p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) { + opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n"); + return OPJ_FALSE; + } + + /* Read 2 bytes from the buffer as the marker ID */ + opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data, + &l_current_marker, + 2); + + if (l_current_marker != J2K_MS_SOT) { + opj_event_msg(p_manager, EVT_ERROR, "Did not get expected SOT marker\n"); + return OPJ_FALSE; + } + } + + /* Try to read until the Start Of Data is detected */ + while (l_current_marker != J2K_MS_SOD) { + + if (opj_stream_get_number_byte_left(p_stream) == 0) { + p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC; + break; + } + + /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */ + if (opj_stream_read_data(p_stream, + p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) { + opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n"); + return OPJ_FALSE; + } + + /* Read 2 bytes from the buffer as the marker size */ + opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data, &l_marker_size, + 2); + + /* Check marker size (does not include marker ID but includes marker size) */ + if (l_marker_size < 2) { + opj_event_msg(p_manager, EVT_ERROR, "Inconsistent marker size\n"); + return OPJ_FALSE; + } + + /* cf. https://code.google.com/p/openjpeg/issues/detail?id=226 */ + if (l_current_marker == 0x8080 && + opj_stream_get_number_byte_left(p_stream) == 0) { + p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC; + break; + } + + /* Why this condition? FIXME */ + if ((p_j2k->m_specific_param.m_decoder.m_state & J2K_STATE_TPH) && + p_j2k->m_specific_param.m_decoder.m_sot_length != 0) { + if (p_j2k->m_specific_param.m_decoder.m_sot_length < l_marker_size + 2) { + opj_event_msg(p_manager, EVT_ERROR, + "Sot length is less than marker size + marker ID\n"); + return OPJ_FALSE; + } + p_j2k->m_specific_param.m_decoder.m_sot_length -= (l_marker_size + 2); + } + l_marker_size -= 2; /* Subtract the size of the marker ID already read */ + + /* Get the marker handler from the marker ID */ + l_marker_handler = opj_j2k_get_marker_handler(l_current_marker); + + /* Check if the marker is known and if it is the right place to find it */ + if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) { + opj_event_msg(p_manager, EVT_ERROR, + "Marker is not compliant with its position\n"); + return OPJ_FALSE; + } + /* FIXME manage case of unknown marker as in the main header ? */ + + /* Check if the marker size is compatible with the header data size */ + if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) { + OPJ_BYTE *new_header_data = NULL; + /* If we are here, this means we consider this marker as known & we will read it */ + /* Check enough bytes left in stream before allocation */ + if ((OPJ_OFF_T)l_marker_size > opj_stream_get_number_byte_left(p_stream)) { + opj_event_msg(p_manager, EVT_ERROR, + "Marker size inconsistent with stream length\n"); + return OPJ_FALSE; + } + new_header_data = (OPJ_BYTE *) opj_realloc( + p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size); + if (! new_header_data) { + opj_free(p_j2k->m_specific_param.m_decoder.m_header_data); + p_j2k->m_specific_param.m_decoder.m_header_data = NULL; + p_j2k->m_specific_param.m_decoder.m_header_data_size = 0; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read header\n"); + return OPJ_FALSE; + } + p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data; + p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size; + } + + /* Try to read the rest of the marker segment from stream and copy them into the buffer */ + if (opj_stream_read_data(p_stream, + p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size, + p_manager) != l_marker_size) { + opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n"); + return OPJ_FALSE; + } + + if (!l_marker_handler->handler) { + /* See issue #175 */ + opj_event_msg(p_manager, EVT_ERROR, "Not sure how that happened.\n"); + return OPJ_FALSE; + } + /* Read the marker segment with the correct marker handler */ + if (!(*(l_marker_handler->handler))(p_j2k, + p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size, p_manager)) { + opj_event_msg(p_manager, EVT_ERROR, + "Fail to read the current marker segment (%#x)\n", l_current_marker); + return OPJ_FALSE; + } + + /* Add the marker to the codestream index*/ + if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number, + p_j2k->cstr_index, + l_marker_handler->id, + (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4, + l_marker_size + 4)) { + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n"); + return OPJ_FALSE; + } + + /* Keep the position of the last SOT marker read */ + if (l_marker_handler->id == J2K_MS_SOT) { + OPJ_UINT32 sot_pos = (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4 + ; + if (sot_pos > p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos) { + p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = sot_pos; + } + } + + if (p_j2k->m_specific_param.m_decoder.m_skip_data) { + /* Skip the rest of the tile part header*/ + if (opj_stream_skip(p_stream, p_j2k->m_specific_param.m_decoder.m_sot_length, + p_manager) != p_j2k->m_specific_param.m_decoder.m_sot_length) { + opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n"); + return OPJ_FALSE; + } + l_current_marker = J2K_MS_SOD; /* Normally we reached a SOD */ + } else { + /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer*/ + if (opj_stream_read_data(p_stream, + p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) { + opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n"); + return OPJ_FALSE; + } + /* Read 2 bytes from the buffer as the new marker ID */ + opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data, + &l_current_marker, 2); + } + } + if (opj_stream_get_number_byte_left(p_stream) == 0 + && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC) { + break; + } + + /* If we didn't skip data before, we need to read the SOD marker*/ + if (! p_j2k->m_specific_param.m_decoder.m_skip_data) { + /* Try to read the SOD marker and skip data ? FIXME */ + if (! opj_j2k_read_sod(p_j2k, p_stream, p_manager)) { + return OPJ_FALSE; + } + + /* Check if we can use the TLM index to access the next tile-part */ + if (!p_j2k->m_specific_param.m_decoder.m_can_decode && + p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec >= 0 && + p_j2k->m_current_tile_number == (OPJ_UINT32) + p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec && + !p_j2k->m_specific_param.m_decoder.m_tlm.m_is_invalid && + opj_stream_has_seek(p_stream)) { + l_tcp = p_j2k->m_cp.tcps + p_j2k->m_current_tile_number; + if (l_tcp->m_nb_tile_parts == + p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].nb_tps && + (OPJ_UINT32)l_tcp->m_current_tile_part_number + 1 < l_tcp->m_nb_tile_parts) { + const OPJ_OFF_T next_tp_sot_pos = p_j2k->cstr_index->tile_index[ + p_j2k->m_current_tile_number].tp_index[l_tcp->m_current_tile_part_number + + 1].start_pos; + + if (next_tp_sot_pos != opj_stream_tell(p_stream)) { +#if 0 + opj_event_msg(p_manager, EVT_INFO, + "opj_j2k_read_tile_header(tile=%u): seek to tile part %u at %" PRId64 "\n", + p_j2k->m_current_tile_number, + l_tcp->m_current_tile_part_number + 1, + next_tp_sot_pos); +#endif + + if (!(opj_stream_read_seek(p_stream, + next_tp_sot_pos, + p_manager))) { + opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n"); + return OPJ_FALSE; + } + } + + /* Try to read 2 bytes (the marker ID) from stream and copy them into the buffer */ + if (opj_stream_read_data(p_stream, + p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) { + opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n"); + return OPJ_FALSE; + } + + /* Read 2 bytes from the buffer as the marker ID */ + opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data, + &l_current_marker, + 2); + + if (l_current_marker != J2K_MS_SOT) { + opj_event_msg(p_manager, EVT_ERROR, "Did not get expected SOT marker\n"); + return OPJ_FALSE; + } + + continue; + } + } + + if (p_j2k->m_specific_param.m_decoder.m_can_decode && + !p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked) { + /* Issue 254 */ + OPJ_BOOL l_correction_needed = OPJ_FALSE; + + p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked = 1; + if (p_j2k->m_cp.tcps[p_j2k->m_current_tile_number].m_nb_tile_parts == 1) { + /* Skip opj_j2k_need_nb_tile_parts_correction() if there is + * only a single tile part declared. The + * opj_j2k_need_nb_tile_parts_correction() hack was needed + * for files with 5 declared tileparts (where they were + * actually 6). + * Doing it systematically hurts performance when reading + * Sentinel2 L1C JPEG2000 files as explained in + * https://lists.osgeo.org/pipermail/gdal-dev/2024-November/059805.html + */ + } else if (!opj_j2k_need_nb_tile_parts_correction(p_stream, + p_j2k->m_current_tile_number, &l_correction_needed, p_manager)) { + opj_event_msg(p_manager, EVT_ERROR, + "opj_j2k_apply_nb_tile_parts_correction error\n"); + return OPJ_FALSE; + } + if (l_correction_needed) { + OPJ_UINT32 l_tile_no; + + p_j2k->m_specific_param.m_decoder.m_can_decode = 0; + p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction = 1; + /* correct tiles */ + for (l_tile_no = 0U; l_tile_no < l_nb_tiles; ++l_tile_no) { + if (p_j2k->m_cp.tcps[l_tile_no].m_nb_tile_parts != 0U) { + p_j2k->m_cp.tcps[l_tile_no].m_nb_tile_parts += 1; + } + } + opj_event_msg(p_manager, EVT_WARNING, + "Non conformant codestream TPsot==TNsot.\n"); + } + } + } else { + /* Indicate we will try to read a new tile-part header*/ + p_j2k->m_specific_param.m_decoder.m_skip_data = 0; + p_j2k->m_specific_param.m_decoder.m_can_decode = 0; + p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT; + } + + if (! p_j2k->m_specific_param.m_decoder.m_can_decode) { + /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */ + if (opj_stream_read_data(p_stream, + p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) { + + /* Deal with likely non conformant SPOT6 files, where the last */ + /* row of tiles have TPsot == 0 and TNsot == 0, and missing EOC, */ + /* but no other tile-parts were found. */ + if (p_j2k->m_current_tile_number + 1 == l_nb_tiles) { + OPJ_UINT32 l_tile_no; + for (l_tile_no = 0U; l_tile_no < l_nb_tiles; ++l_tile_no) { + if (p_j2k->m_cp.tcps[l_tile_no].m_current_tile_part_number == 0 && + p_j2k->m_cp.tcps[l_tile_no].m_nb_tile_parts == 0) { + break; + } + } + if (l_tile_no < l_nb_tiles) { + opj_event_msg(p_manager, EVT_INFO, + "Tile %u has TPsot == 0 and TNsot == 0, " + "but no other tile-parts were found. " + "EOC is also missing.\n", + l_tile_no); + p_j2k->m_current_tile_number = l_tile_no; + l_current_marker = J2K_MS_EOC; + p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_EOC; + break; + } + } + + opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n"); + return OPJ_FALSE; + } + + /* Read 2 bytes from buffer as the new marker ID */ + opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data, + &l_current_marker, 2); + } + } + + /* Current marker is the EOC marker ?*/ + if (l_current_marker == J2K_MS_EOC) { + if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_EOC) { + p_j2k->m_current_tile_number = 0; + p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_EOC; + } + } + + /* Deal with tiles that have a single tile-part with TPsot == 0 and TNsot == 0 */ + if (! p_j2k->m_specific_param.m_decoder.m_can_decode) { + l_tcp = p_j2k->m_cp.tcps + p_j2k->m_current_tile_number; + + while ((p_j2k->m_current_tile_number < l_nb_tiles) && (l_tcp->m_data == 00)) { + ++p_j2k->m_current_tile_number; + ++l_tcp; + } + + if (p_j2k->m_current_tile_number == l_nb_tiles) { + *p_go_on = OPJ_FALSE; + return OPJ_TRUE; + } + } + + if (! opj_j2k_merge_ppt(p_j2k->m_cp.tcps + p_j2k->m_current_tile_number, + p_manager)) { + opj_event_msg(p_manager, EVT_ERROR, "Failed to merge PPT data\n"); + return OPJ_FALSE; + } + /*FIXME ???*/ + if (! opj_tcd_init_decode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number, + p_manager)) { + opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n"); + return OPJ_FALSE; + } + + opj_event_msg(p_manager, EVT_INFO, "Header of tile %d / %d has been read.\n", + p_j2k->m_current_tile_number + 1, (p_j2k->m_cp.th * p_j2k->m_cp.tw)); + + *p_tile_index = p_j2k->m_current_tile_number; + *p_go_on = OPJ_TRUE; + if (p_data_size) { + /* For internal use in j2k.c, we don't need this */ + /* This is just needed for folks using the opj_read_tile_header() / opj_decode_tile_data() combo */ + *p_data_size = opj_tcd_get_decoded_tile_size(p_j2k->m_tcd, OPJ_FALSE); + if (*p_data_size == UINT_MAX) { + return OPJ_FALSE; + } + } + *p_tile_x0 = p_j2k->m_tcd->tcd_image->tiles->x0; + *p_tile_y0 = p_j2k->m_tcd->tcd_image->tiles->y0; + *p_tile_x1 = p_j2k->m_tcd->tcd_image->tiles->x1; + *p_tile_y1 = p_j2k->m_tcd->tcd_image->tiles->y1; + *p_nb_comps = p_j2k->m_tcd->tcd_image->tiles->numcomps; + + p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_DATA; + + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_decode_tile(opj_j2k_t * p_j2k, + OPJ_UINT32 p_tile_index, + OPJ_BYTE * p_data, + OPJ_UINT32 p_data_size, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager) +{ + OPJ_UINT32 l_current_marker; + OPJ_BYTE l_data [2]; + opj_tcp_t * l_tcp; + opj_image_t* l_image_for_bounds; + + /* preconditions */ + assert(p_stream != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + if (!(p_j2k->m_specific_param.m_decoder.m_state & J2K_STATE_DATA) + || (p_tile_index != p_j2k->m_current_tile_number)) { + return OPJ_FALSE; + } + + l_tcp = &(p_j2k->m_cp.tcps[p_tile_index]); + if (! l_tcp->m_data) { + opj_j2k_tcp_destroy(l_tcp); + return OPJ_FALSE; + } + + /* When using the opj_read_tile_header / opj_decode_tile_data API */ + /* such as in test_tile_decoder, m_output_image is NULL, so fall back */ + /* to the full image dimension. This is a bit surprising that */ + /* opj_set_decode_area() is only used to determine intersecting tiles, */ + /* but full tile decoding is done */ + l_image_for_bounds = p_j2k->m_output_image ? p_j2k->m_output_image : + p_j2k->m_private_image; + if (! opj_tcd_decode_tile(p_j2k->m_tcd, + l_image_for_bounds->x0, + l_image_for_bounds->y0, + l_image_for_bounds->x1, + l_image_for_bounds->y1, + p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode, + p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode, + l_tcp->m_data, + l_tcp->m_data_size, + p_tile_index, + p_j2k->cstr_index, p_manager)) { + opj_j2k_tcp_destroy(l_tcp); + p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_ERR; + opj_event_msg(p_manager, EVT_ERROR, "Failed to decode.\n"); + return OPJ_FALSE; + } + + /* p_data can be set to NULL when the call will take care of using */ + /* itself the TCD data. This is typically the case for whole single */ + /* tile decoding optimization. */ + if (p_data != NULL) { + if (! opj_tcd_update_tile_data(p_j2k->m_tcd, p_data, p_data_size)) { + return OPJ_FALSE; + } + + /* To avoid to destroy the tcp which can be useful when we try to decode a tile decoded before (cf j2k_random_tile_access) + * we destroy just the data which will be re-read in read_tile_header*/ + /*opj_j2k_tcp_destroy(l_tcp); + p_j2k->m_tcd->tcp = 0;*/ + opj_j2k_tcp_data_destroy(l_tcp); + } + + p_j2k->m_specific_param.m_decoder.m_can_decode = 0; + p_j2k->m_specific_param.m_decoder.m_state &= (~(OPJ_UINT32)J2K_STATE_DATA); + + if (opj_stream_get_number_byte_left(p_stream) == 0 + && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC) { + return OPJ_TRUE; + } + + if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_EOC) { + if (opj_stream_read_data(p_stream, l_data, 2, p_manager) != 2) { + opj_event_msg(p_manager, p_j2k->m_cp.strict ? EVT_ERROR : EVT_WARNING, + "Stream too short\n"); + return p_j2k->m_cp.strict ? OPJ_FALSE : OPJ_TRUE; + } + opj_read_bytes(l_data, &l_current_marker, 2); + + if (l_current_marker == J2K_MS_EOC) { + p_j2k->m_current_tile_number = 0; + p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_EOC; + } else if (l_current_marker != J2K_MS_SOT) { + if (opj_stream_get_number_byte_left(p_stream) == 0) { + p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC; + opj_event_msg(p_manager, EVT_WARNING, "Stream does not end with EOC\n"); + return OPJ_TRUE; + } + opj_event_msg(p_manager, EVT_ERROR, "Stream too short, expected SOT\n"); + return OPJ_FALSE; + } + } + + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_update_image_data(opj_tcd_t * p_tcd, + opj_image_t* p_output_image) +{ + OPJ_UINT32 i, j; + OPJ_UINT32 l_width_src, l_height_src; + OPJ_UINT32 l_width_dest, l_height_dest; + OPJ_INT32 l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src; + OPJ_SIZE_T l_start_offset_src; + OPJ_UINT32 l_start_x_dest, l_start_y_dest; + OPJ_UINT32 l_x0_dest, l_y0_dest, l_x1_dest, l_y1_dest; + OPJ_SIZE_T l_start_offset_dest; + + opj_image_comp_t * l_img_comp_src = 00; + opj_image_comp_t * l_img_comp_dest = 00; + + opj_tcd_tilecomp_t * l_tilec = 00; + opj_image_t * l_image_src = 00; + OPJ_INT32 * l_dest_ptr; + + l_tilec = p_tcd->tcd_image->tiles->comps; + l_image_src = p_tcd->image; + l_img_comp_src = l_image_src->comps; + + l_img_comp_dest = p_output_image->comps; + + for (i = 0; i < l_image_src->numcomps; + i++, ++l_img_comp_dest, ++l_img_comp_src, ++l_tilec) { + OPJ_INT32 res_x0, res_x1, res_y0, res_y1; + OPJ_UINT32 src_data_stride; + const OPJ_INT32* p_src_data; + + /* Copy info from decoded comp image to output image */ + l_img_comp_dest->resno_decoded = l_img_comp_src->resno_decoded; + + if (p_tcd->whole_tile_decoding) { + opj_tcd_resolution_t* l_res = l_tilec->resolutions + + l_img_comp_src->resno_decoded; + res_x0 = l_res->x0; + res_y0 = l_res->y0; + res_x1 = l_res->x1; + res_y1 = l_res->y1; + src_data_stride = (OPJ_UINT32)( + l_tilec->resolutions[l_tilec->minimum_num_resolutions - 1].x1 - + l_tilec->resolutions[l_tilec->minimum_num_resolutions - 1].x0); + p_src_data = l_tilec->data; + } else { + opj_tcd_resolution_t* l_res = l_tilec->resolutions + + l_img_comp_src->resno_decoded; + res_x0 = (OPJ_INT32)l_res->win_x0; + res_y0 = (OPJ_INT32)l_res->win_y0; + res_x1 = (OPJ_INT32)l_res->win_x1; + res_y1 = (OPJ_INT32)l_res->win_y1; + src_data_stride = l_res->win_x1 - l_res->win_x0; + p_src_data = l_tilec->data_win; + } + + if (p_src_data == NULL) { + /* Happens for partial component decoding */ + continue; + } + + l_width_src = (OPJ_UINT32)(res_x1 - res_x0); + l_height_src = (OPJ_UINT32)(res_y1 - res_y0); + + + /* Current tile component size*/ + /*if (i == 0) { + fprintf(stdout, "SRC: l_res_x0=%d, l_res_x1=%d, l_res_y0=%d, l_res_y1=%d\n", + res_x0, res_x1, res_y0, res_y1); + }*/ + + + /* Border of the current output component*/ + l_x0_dest = opj_uint_ceildivpow2(l_img_comp_dest->x0, l_img_comp_dest->factor); + l_y0_dest = opj_uint_ceildivpow2(l_img_comp_dest->y0, l_img_comp_dest->factor); + l_x1_dest = l_x0_dest + + l_img_comp_dest->w; /* can't overflow given that image->x1 is uint32 */ + l_y1_dest = l_y0_dest + l_img_comp_dest->h; + + /*if (i == 0) { + fprintf(stdout, "DEST: l_x0_dest=%d, l_x1_dest=%d, l_y0_dest=%d, l_y1_dest=%d (%d)\n", + l_x0_dest, l_x1_dest, l_y0_dest, l_y1_dest, l_img_comp_dest->factor ); + }*/ + + /*-----*/ + /* Compute the area (l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src) + * of the input buffer (decoded tile component) which will be move + * in the output buffer. Compute the area of the output buffer (l_start_x_dest, + * l_start_y_dest, l_width_dest, l_height_dest) which will be modified + * by this input area. + * */ + assert(res_x0 >= 0); + assert(res_x1 >= 0); + if (l_x0_dest < (OPJ_UINT32)res_x0) { + l_start_x_dest = (OPJ_UINT32)res_x0 - l_x0_dest; + l_offset_x0_src = 0; + + if (l_x1_dest >= (OPJ_UINT32)res_x1) { + l_width_dest = l_width_src; + l_offset_x1_src = 0; + } else { + l_width_dest = l_x1_dest - (OPJ_UINT32)res_x0 ; + l_offset_x1_src = (OPJ_INT32)(l_width_src - l_width_dest); + } + } else { + l_start_x_dest = 0U; + l_offset_x0_src = (OPJ_INT32)l_x0_dest - res_x0; + + if (l_x1_dest >= (OPJ_UINT32)res_x1) { + l_width_dest = l_width_src - (OPJ_UINT32)l_offset_x0_src; + l_offset_x1_src = 0; + } else { + l_width_dest = l_img_comp_dest->w ; + l_offset_x1_src = res_x1 - (OPJ_INT32)l_x1_dest; + } + } + + if (l_y0_dest < (OPJ_UINT32)res_y0) { + l_start_y_dest = (OPJ_UINT32)res_y0 - l_y0_dest; + l_offset_y0_src = 0; + + if (l_y1_dest >= (OPJ_UINT32)res_y1) { + l_height_dest = l_height_src; + l_offset_y1_src = 0; + } else { + l_height_dest = l_y1_dest - (OPJ_UINT32)res_y0 ; + l_offset_y1_src = (OPJ_INT32)(l_height_src - l_height_dest); + } + } else { + l_start_y_dest = 0U; + l_offset_y0_src = (OPJ_INT32)l_y0_dest - res_y0; + + if (l_y1_dest >= (OPJ_UINT32)res_y1) { + l_height_dest = l_height_src - (OPJ_UINT32)l_offset_y0_src; + l_offset_y1_src = 0; + } else { + l_height_dest = l_img_comp_dest->h ; + l_offset_y1_src = res_y1 - (OPJ_INT32)l_y1_dest; + } + } + + if ((l_offset_x0_src < 0) || (l_offset_y0_src < 0) || (l_offset_x1_src < 0) || + (l_offset_y1_src < 0)) { + return OPJ_FALSE; + } + /* testcase 2977.pdf.asan.67.2198 */ + if ((OPJ_INT32)l_width_dest < 0 || (OPJ_INT32)l_height_dest < 0) { + return OPJ_FALSE; + } + /*-----*/ + + /* Compute the input buffer offset */ + l_start_offset_src = (OPJ_SIZE_T)l_offset_x0_src + (OPJ_SIZE_T)l_offset_y0_src + * (OPJ_SIZE_T)src_data_stride; + + /* Compute the output buffer offset */ + l_start_offset_dest = (OPJ_SIZE_T)l_start_x_dest + (OPJ_SIZE_T)l_start_y_dest + * (OPJ_SIZE_T)l_img_comp_dest->w; + + /* Allocate output component buffer if necessary */ + if (l_img_comp_dest->data == NULL && + l_start_offset_src == 0 && l_start_offset_dest == 0 && + src_data_stride == l_img_comp_dest->w && + l_width_dest == l_img_comp_dest->w && + l_height_dest == l_img_comp_dest->h) { + /* If the final image matches the tile buffer, then borrow it */ + /* directly to save a copy */ + if (p_tcd->whole_tile_decoding) { + l_img_comp_dest->data = l_tilec->data; + l_tilec->data = NULL; + } else { + l_img_comp_dest->data = l_tilec->data_win; + l_tilec->data_win = NULL; + } + continue; + } else if (l_img_comp_dest->data == NULL) { + OPJ_SIZE_T l_width = l_img_comp_dest->w; + OPJ_SIZE_T l_height = l_img_comp_dest->h; + + if ((l_height == 0U) || (l_width > (SIZE_MAX / l_height)) || + l_width * l_height > SIZE_MAX / sizeof(OPJ_INT32)) { + /* would overflow */ + return OPJ_FALSE; + } + l_img_comp_dest->data = (OPJ_INT32*) opj_image_data_alloc(l_width * l_height * + sizeof(OPJ_INT32)); + if (! l_img_comp_dest->data) { + return OPJ_FALSE; + } + + if (l_img_comp_dest->w != l_width_dest || + l_img_comp_dest->h != l_height_dest) { + memset(l_img_comp_dest->data, 0, + (OPJ_SIZE_T)l_img_comp_dest->w * l_img_comp_dest->h * sizeof(OPJ_INT32)); + } + } + + /* Move the output buffer to the first place where we will write*/ + l_dest_ptr = l_img_comp_dest->data + l_start_offset_dest; + + { + const OPJ_INT32 * l_src_ptr = p_src_data; + l_src_ptr += l_start_offset_src; + + for (j = 0; j < l_height_dest; ++j) { + memcpy(l_dest_ptr, l_src_ptr, l_width_dest * sizeof(OPJ_INT32)); + l_dest_ptr += l_img_comp_dest->w; + l_src_ptr += src_data_stride; + } + } + + + } + + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_update_image_dimensions(opj_image_t* p_image, + opj_event_mgr_t * p_manager) +{ + OPJ_UINT32 it_comp; + OPJ_INT32 l_comp_x1, l_comp_y1; + opj_image_comp_t* l_img_comp = NULL; + + l_img_comp = p_image->comps; + for (it_comp = 0; it_comp < p_image->numcomps; ++it_comp) { + OPJ_INT32 l_h, l_w; + if (p_image->x0 > (OPJ_UINT32)INT_MAX || + p_image->y0 > (OPJ_UINT32)INT_MAX || + p_image->x1 > (OPJ_UINT32)INT_MAX || + p_image->y1 > (OPJ_UINT32)INT_MAX) { + opj_event_msg(p_manager, EVT_ERROR, + "Image coordinates above INT_MAX are not supported\n"); + return OPJ_FALSE; + } + + l_img_comp->x0 = opj_uint_ceildiv(p_image->x0, l_img_comp->dx); + l_img_comp->y0 = opj_uint_ceildiv(p_image->y0, l_img_comp->dy); + l_comp_x1 = opj_int_ceildiv((OPJ_INT32)p_image->x1, (OPJ_INT32)l_img_comp->dx); + l_comp_y1 = opj_int_ceildiv((OPJ_INT32)p_image->y1, (OPJ_INT32)l_img_comp->dy); + + l_w = opj_int_ceildivpow2(l_comp_x1, (OPJ_INT32)l_img_comp->factor) + - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->x0, (OPJ_INT32)l_img_comp->factor); + if (l_w < 0) { + opj_event_msg(p_manager, EVT_ERROR, + "Size x of the decoded component image is incorrect (comp[%d].w=%d).\n", + it_comp, l_w); + return OPJ_FALSE; + } + l_img_comp->w = (OPJ_UINT32)l_w; + + l_h = opj_int_ceildivpow2(l_comp_y1, (OPJ_INT32)l_img_comp->factor) + - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->y0, (OPJ_INT32)l_img_comp->factor); + if (l_h < 0) { + opj_event_msg(p_manager, EVT_ERROR, + "Size y of the decoded component image is incorrect (comp[%d].h=%d).\n", + it_comp, l_h); + return OPJ_FALSE; + } + l_img_comp->h = (OPJ_UINT32)l_h; + + l_img_comp++; + } + + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_set_decoded_components(opj_j2k_t *p_j2k, + OPJ_UINT32 numcomps, + const OPJ_UINT32* comps_indices, + opj_event_mgr_t * p_manager) +{ + OPJ_UINT32 i; + OPJ_BOOL* already_mapped; + + if (p_j2k->m_private_image == NULL) { + opj_event_msg(p_manager, EVT_ERROR, + "opj_read_header() should be called before " + "opj_set_decoded_components().\n"); + return OPJ_FALSE; + } + + already_mapped = (OPJ_BOOL*) opj_calloc(sizeof(OPJ_BOOL), + p_j2k->m_private_image->numcomps); + if (already_mapped == NULL) { + return OPJ_FALSE; + } + + for (i = 0; i < numcomps; i++) { + if (comps_indices[i] >= p_j2k->m_private_image->numcomps) { + opj_event_msg(p_manager, EVT_ERROR, + "Invalid component index: %u\n", + comps_indices[i]); + opj_free(already_mapped); + return OPJ_FALSE; + } + if (already_mapped[comps_indices[i]]) { + opj_event_msg(p_manager, EVT_ERROR, + "Component index %u used several times\n", + comps_indices[i]); + opj_free(already_mapped); + return OPJ_FALSE; + } + already_mapped[comps_indices[i]] = OPJ_TRUE; + } + opj_free(already_mapped); + + opj_free(p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode); + if (numcomps) { + p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode = + (OPJ_UINT32*) opj_malloc(numcomps * sizeof(OPJ_UINT32)); + if (p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode == NULL) { + p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode = 0; + return OPJ_FALSE; + } + memcpy(p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode, + comps_indices, + numcomps * sizeof(OPJ_UINT32)); + } else { + p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode = NULL; + } + p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode = numcomps; + + return OPJ_TRUE; +} + + +OPJ_BOOL opj_j2k_set_decode_area(opj_j2k_t *p_j2k, + opj_image_t* p_image, + OPJ_INT32 p_start_x, OPJ_INT32 p_start_y, + OPJ_INT32 p_end_x, OPJ_INT32 p_end_y, + opj_event_mgr_t * p_manager) +{ + opj_cp_t * l_cp = &(p_j2k->m_cp); + opj_image_t * l_image = p_j2k->m_private_image; + OPJ_BOOL ret; + OPJ_UINT32 it_comp; + + if (p_j2k->m_cp.tw == 1 && p_j2k->m_cp.th == 1 && + p_j2k->m_cp.tcps[0].m_data != NULL) { + /* In the case of a single-tiled image whose codestream we have already */ + /* ingested, go on */ + } + /* Check if we are read the main header */ + else if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT) { + opj_event_msg(p_manager, EVT_ERROR, + "Need to decode the main header before begin to decode the remaining codestream.\n"); + return OPJ_FALSE; + } + + /* Update the comps[].factor member of the output image with the one */ + /* of m_reduce */ + for (it_comp = 0; it_comp < p_image->numcomps; ++it_comp) { + p_image->comps[it_comp].factor = p_j2k->m_cp.m_specific_param.m_dec.m_reduce; + } + + if (!p_start_x && !p_start_y && !p_end_x && !p_end_y) { + opj_event_msg(p_manager, EVT_INFO, + "No decoded area parameters, set the decoded area to the whole image\n"); + + p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0; + p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0; + p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw; + p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th; + + p_image->x0 = l_image->x0; + p_image->y0 = l_image->y0; + p_image->x1 = l_image->x1; + p_image->y1 = l_image->y1; + + return opj_j2k_update_image_dimensions(p_image, p_manager); + } + + /* ----- */ + /* Check if the positions provided by the user are correct */ + + /* Left */ + if (p_start_x < 0) { + opj_event_msg(p_manager, EVT_ERROR, + "Left position of the decoded area (region_x0=%d) should be >= 0.\n", + p_start_x); + return OPJ_FALSE; + } else if ((OPJ_UINT32)p_start_x > l_image->x1) { + opj_event_msg(p_manager, EVT_ERROR, + "Left position of the decoded area (region_x0=%d) is outside the image area (Xsiz=%d).\n", + p_start_x, l_image->x1); + return OPJ_FALSE; + } else if ((OPJ_UINT32)p_start_x < l_image->x0) { + opj_event_msg(p_manager, EVT_WARNING, + "Left position of the decoded area (region_x0=%d) is outside the image area (XOsiz=%d).\n", + p_start_x, l_image->x0); + p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0; + p_image->x0 = l_image->x0; + } else { + p_j2k->m_specific_param.m_decoder.m_start_tile_x = ((OPJ_UINT32)p_start_x - + l_cp->tx0) / l_cp->tdx; + p_image->x0 = (OPJ_UINT32)p_start_x; + } + + /* Up */ + if (p_start_y < 0) { + opj_event_msg(p_manager, EVT_ERROR, + "Up position of the decoded area (region_y0=%d) should be >= 0.\n", + p_start_y); + return OPJ_FALSE; + } else if ((OPJ_UINT32)p_start_y > l_image->y1) { + opj_event_msg(p_manager, EVT_ERROR, + "Up position of the decoded area (region_y0=%d) is outside the image area (Ysiz=%d).\n", + p_start_y, l_image->y1); + return OPJ_FALSE; + } else if ((OPJ_UINT32)p_start_y < l_image->y0) { + opj_event_msg(p_manager, EVT_WARNING, + "Up position of the decoded area (region_y0=%d) is outside the image area (YOsiz=%d).\n", + p_start_y, l_image->y0); + p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0; + p_image->y0 = l_image->y0; + } else { + p_j2k->m_specific_param.m_decoder.m_start_tile_y = ((OPJ_UINT32)p_start_y - + l_cp->ty0) / l_cp->tdy; + p_image->y0 = (OPJ_UINT32)p_start_y; + } + + /* Right */ + if (p_end_x <= 0) { + opj_event_msg(p_manager, EVT_ERROR, + "Right position of the decoded area (region_x1=%d) should be > 0.\n", + p_end_x); + return OPJ_FALSE; + } else if ((OPJ_UINT32)p_end_x < l_image->x0) { + opj_event_msg(p_manager, EVT_ERROR, + "Right position of the decoded area (region_x1=%d) is outside the image area (XOsiz=%d).\n", + p_end_x, l_image->x0); + return OPJ_FALSE; + } else if ((OPJ_UINT32)p_end_x > l_image->x1) { + opj_event_msg(p_manager, EVT_WARNING, + "Right position of the decoded area (region_x1=%d) is outside the image area (Xsiz=%d).\n", + p_end_x, l_image->x1); + p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw; + p_image->x1 = l_image->x1; + } else { + p_j2k->m_specific_param.m_decoder.m_end_tile_x = opj_uint_ceildiv(( + OPJ_UINT32)p_end_x - l_cp->tx0, l_cp->tdx); + p_image->x1 = (OPJ_UINT32)p_end_x; + } + + /* Bottom */ + if (p_end_y <= 0) { + opj_event_msg(p_manager, EVT_ERROR, + "Bottom position of the decoded area (region_y1=%d) should be > 0.\n", + p_end_y); + return OPJ_FALSE; + } else if ((OPJ_UINT32)p_end_y < l_image->y0) { + opj_event_msg(p_manager, EVT_ERROR, + "Bottom position of the decoded area (region_y1=%d) is outside the image area (YOsiz=%d).\n", + p_end_y, l_image->y0); + return OPJ_FALSE; + } + if ((OPJ_UINT32)p_end_y > l_image->y1) { + opj_event_msg(p_manager, EVT_WARNING, + "Bottom position of the decoded area (region_y1=%d) is outside the image area (Ysiz=%d).\n", + p_end_y, l_image->y1); + p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th; + p_image->y1 = l_image->y1; + } else { + p_j2k->m_specific_param.m_decoder.m_end_tile_y = opj_uint_ceildiv(( + OPJ_UINT32)p_end_y - l_cp->ty0, l_cp->tdy); + p_image->y1 = (OPJ_UINT32)p_end_y; + } + /* ----- */ + + p_j2k->m_specific_param.m_decoder.m_discard_tiles = 1; + + ret = opj_j2k_update_image_dimensions(p_image, p_manager); + + if (ret) { + opj_event_msg(p_manager, EVT_INFO, "Setting decoding area to %d,%d,%d,%d\n", + p_image->x0, p_image->y0, p_image->x1, p_image->y1); + } + + return ret; +} + +opj_j2k_t* opj_j2k_create_decompress(void) +{ + opj_j2k_t *l_j2k = (opj_j2k_t*) opj_calloc(1, sizeof(opj_j2k_t)); + if (!l_j2k) { + return 00; + } + + l_j2k->m_is_decoder = 1; + l_j2k->m_cp.m_is_decoder = 1; + /* in the absence of JP2 boxes, consider different bit depth / sign */ + /* per component is allowed */ + l_j2k->m_cp.allow_different_bit_depth_sign = 1; + + /* Default to using strict mode. */ + l_j2k->m_cp.strict = OPJ_TRUE; + +#ifdef OPJ_DISABLE_TPSOT_FIX + l_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked = 1; +#endif + + l_j2k->m_specific_param.m_decoder.m_default_tcp = (opj_tcp_t*) opj_calloc(1, + sizeof(opj_tcp_t)); + if (!l_j2k->m_specific_param.m_decoder.m_default_tcp) { + opj_j2k_destroy(l_j2k); + return 00; + } + + l_j2k->m_specific_param.m_decoder.m_header_data = (OPJ_BYTE *) opj_calloc(1, + OPJ_J2K_DEFAULT_HEADER_SIZE); + if (! l_j2k->m_specific_param.m_decoder.m_header_data) { + opj_j2k_destroy(l_j2k); + return 00; + } + + l_j2k->m_specific_param.m_decoder.m_header_data_size = + OPJ_J2K_DEFAULT_HEADER_SIZE; + + l_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = -1 ; + + l_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = 0 ; + + /* codestream index creation */ + l_j2k->cstr_index = opj_j2k_create_cstr_index(); + if (!l_j2k->cstr_index) { + opj_j2k_destroy(l_j2k); + return 00; + } + + /* validation list creation */ + l_j2k->m_validation_list = opj_procedure_list_create(); + if (! l_j2k->m_validation_list) { + opj_j2k_destroy(l_j2k); + return 00; + } + + /* execution list creation */ + l_j2k->m_procedure_list = opj_procedure_list_create(); + if (! l_j2k->m_procedure_list) { + opj_j2k_destroy(l_j2k); + return 00; + } + + l_j2k->m_tp = opj_thread_pool_create(opj_j2k_get_default_thread_count()); + if (!l_j2k->m_tp) { + l_j2k->m_tp = opj_thread_pool_create(0); + } + if (!l_j2k->m_tp) { + opj_j2k_destroy(l_j2k); + return NULL; + } + + return l_j2k; +} + +static opj_codestream_index_t* opj_j2k_create_cstr_index(void) +{ + opj_codestream_index_t* cstr_index = (opj_codestream_index_t*) + opj_calloc(1, sizeof(opj_codestream_index_t)); + if (!cstr_index) { + return NULL; + } + + cstr_index->maxmarknum = 100; + cstr_index->marknum = 0; + cstr_index->marker = (opj_marker_info_t*) + opj_calloc(cstr_index->maxmarknum, sizeof(opj_marker_info_t)); + if (!cstr_index-> marker) { + opj_free(cstr_index); + return NULL; + } + + cstr_index->tile_index = NULL; + + return cstr_index; +} + +static OPJ_UINT32 opj_j2k_get_SPCod_SPCoc_size(opj_j2k_t *p_j2k, + OPJ_UINT32 p_tile_no, + OPJ_UINT32 p_comp_no) +{ + opj_cp_t *l_cp = 00; + opj_tcp_t *l_tcp = 00; + opj_tccp_t *l_tccp = 00; + + /* preconditions */ + assert(p_j2k != 00); + + l_cp = &(p_j2k->m_cp); + l_tcp = &l_cp->tcps[p_tile_no]; + l_tccp = &l_tcp->tccps[p_comp_no]; + + /* preconditions again */ + assert(p_tile_no < (l_cp->tw * l_cp->th)); + assert(p_comp_no < p_j2k->m_private_image->numcomps); + + if (l_tccp->csty & J2K_CCP_CSTY_PRT) { + return 5 + l_tccp->numresolutions; + } else { + return 5; + } +} + +static OPJ_BOOL opj_j2k_compare_SPCod_SPCoc(opj_j2k_t *p_j2k, + OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no) +{ + OPJ_UINT32 i; + opj_cp_t *l_cp = NULL; + opj_tcp_t *l_tcp = NULL; + opj_tccp_t *l_tccp0 = NULL; + opj_tccp_t *l_tccp1 = NULL; + + /* preconditions */ + assert(p_j2k != 00); + + l_cp = &(p_j2k->m_cp); + l_tcp = &l_cp->tcps[p_tile_no]; + l_tccp0 = &l_tcp->tccps[p_first_comp_no]; + l_tccp1 = &l_tcp->tccps[p_second_comp_no]; + + if (l_tccp0->numresolutions != l_tccp1->numresolutions) { + return OPJ_FALSE; + } + if (l_tccp0->cblkw != l_tccp1->cblkw) { + return OPJ_FALSE; + } + if (l_tccp0->cblkh != l_tccp1->cblkh) { + return OPJ_FALSE; + } + if (l_tccp0->cblksty != l_tccp1->cblksty) { + return OPJ_FALSE; + } + if (l_tccp0->qmfbid != l_tccp1->qmfbid) { + return OPJ_FALSE; + } + if ((l_tccp0->csty & J2K_CCP_CSTY_PRT) != (l_tccp1->csty & J2K_CCP_CSTY_PRT)) { + return OPJ_FALSE; + } + + for (i = 0U; i < l_tccp0->numresolutions; ++i) { + if (l_tccp0->prcw[i] != l_tccp1->prcw[i]) { + return OPJ_FALSE; + } + if (l_tccp0->prch[i] != l_tccp1->prch[i]) { + return OPJ_FALSE; + } + } + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_write_SPCod_SPCoc(opj_j2k_t *p_j2k, + OPJ_UINT32 p_tile_no, + OPJ_UINT32 p_comp_no, + OPJ_BYTE * p_data, + OPJ_UINT32 * p_header_size, + struct opj_event_mgr * p_manager) +{ + OPJ_UINT32 i; + opj_cp_t *l_cp = 00; + opj_tcp_t *l_tcp = 00; + opj_tccp_t *l_tccp = 00; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_header_size != 00); + assert(p_manager != 00); + assert(p_data != 00); + + l_cp = &(p_j2k->m_cp); + l_tcp = &l_cp->tcps[p_tile_no]; + l_tccp = &l_tcp->tccps[p_comp_no]; + + /* preconditions again */ + assert(p_tile_no < (l_cp->tw * l_cp->th)); + assert(p_comp_no < (p_j2k->m_private_image->numcomps)); + + if (*p_header_size < 5) { + opj_event_msg(p_manager, EVT_ERROR, "Error writing SPCod SPCoc element\n"); + return OPJ_FALSE; + } + + opj_write_bytes(p_data, l_tccp->numresolutions - 1, 1); /* SPcoc (D) */ + ++p_data; + + opj_write_bytes(p_data, l_tccp->cblkw - 2, 1); /* SPcoc (E) */ + ++p_data; + + opj_write_bytes(p_data, l_tccp->cblkh - 2, 1); /* SPcoc (F) */ + ++p_data; + + opj_write_bytes(p_data, l_tccp->cblksty, + 1); /* SPcoc (G) */ + ++p_data; + + opj_write_bytes(p_data, l_tccp->qmfbid, + 1); /* SPcoc (H) */ + ++p_data; + + *p_header_size = *p_header_size - 5; + + if (l_tccp->csty & J2K_CCP_CSTY_PRT) { + + if (*p_header_size < l_tccp->numresolutions) { + opj_event_msg(p_manager, EVT_ERROR, "Error writing SPCod SPCoc element\n"); + return OPJ_FALSE; + } + + for (i = 0; i < l_tccp->numresolutions; ++i) { + opj_write_bytes(p_data, l_tccp->prcw[i] + (l_tccp->prch[i] << 4), + 1); /* SPcoc (I_i) */ + ++p_data; + } + + *p_header_size = *p_header_size - l_tccp->numresolutions; + } + + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_read_SPCod_SPCoc(opj_j2k_t *p_j2k, + OPJ_UINT32 compno, + OPJ_BYTE * p_header_data, + OPJ_UINT32 * p_header_size, + opj_event_mgr_t * p_manager) +{ + OPJ_UINT32 i, l_tmp; + opj_cp_t *l_cp = NULL; + opj_tcp_t *l_tcp = NULL; + opj_tccp_t *l_tccp = NULL; + OPJ_BYTE * l_current_ptr = NULL; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_header_data != 00); + + l_cp = &(p_j2k->m_cp); + l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ? + &l_cp->tcps[p_j2k->m_current_tile_number] : + p_j2k->m_specific_param.m_decoder.m_default_tcp; + + /* precondition again */ + assert(compno < p_j2k->m_private_image->numcomps); + + l_tccp = &l_tcp->tccps[compno]; + l_current_ptr = p_header_data; + + /* make sure room is sufficient */ + if (*p_header_size < 5) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n"); + return OPJ_FALSE; + } + + /* SPcod (D) / SPcoc (A) */ + opj_read_bytes(l_current_ptr, &l_tccp->numresolutions, 1); + ++l_tccp->numresolutions; /* tccp->numresolutions = read() + 1 */ + if (l_tccp->numresolutions > OPJ_J2K_MAXRLVLS) { + opj_event_msg(p_manager, EVT_ERROR, + "Invalid value for numresolutions : %d, max value is set in openjpeg.h at %d\n", + l_tccp->numresolutions, OPJ_J2K_MAXRLVLS); + return OPJ_FALSE; + } + ++l_current_ptr; + + /* If user wants to remove more resolutions than the codestream contains, return error */ + if (l_cp->m_specific_param.m_dec.m_reduce >= l_tccp->numresolutions) { + opj_event_msg(p_manager, EVT_ERROR, + "Error decoding component %d.\nThe number of resolutions " + "to remove (%d) is greater or equal than the number " + "of resolutions of this component (%d)\nModify the cp_reduce parameter.\n\n", + compno, l_cp->m_specific_param.m_dec.m_reduce, l_tccp->numresolutions); + p_j2k->m_specific_param.m_decoder.m_state |= + 0x8000;/* FIXME J2K_DEC_STATE_ERR;*/ + return OPJ_FALSE; + } + + /* SPcod (E) / SPcoc (B) */ + opj_read_bytes(l_current_ptr, &l_tccp->cblkw, 1); + ++l_current_ptr; + l_tccp->cblkw += 2; + + /* SPcod (F) / SPcoc (C) */ + opj_read_bytes(l_current_ptr, &l_tccp->cblkh, 1); + ++l_current_ptr; + l_tccp->cblkh += 2; + + if ((l_tccp->cblkw > 10) || (l_tccp->cblkh > 10) || + ((l_tccp->cblkw + l_tccp->cblkh) > 12)) { + opj_event_msg(p_manager, EVT_ERROR, + "Error reading SPCod SPCoc element, Invalid cblkw/cblkh combination\n"); + return OPJ_FALSE; + } + + /* SPcod (G) / SPcoc (D) */ + opj_read_bytes(l_current_ptr, &l_tccp->cblksty, 1); + ++l_current_ptr; + if ((l_tccp->cblksty & J2K_CCP_CBLKSTY_HTMIXED) != 0) { + /* We do not support HT mixed mode yet. For conformance, it should be supported.*/ + opj_event_msg(p_manager, EVT_ERROR, + "Error reading SPCod SPCoc element. Unsupported Mixed HT code-block style found\n"); + return OPJ_FALSE; + } + + /* SPcod (H) / SPcoc (E) */ + opj_read_bytes(l_current_ptr, &l_tccp->qmfbid, 1); + ++l_current_ptr; + + if (l_tccp->qmfbid > 1) { + opj_event_msg(p_manager, EVT_ERROR, + "Error reading SPCod SPCoc element, Invalid transformation found\n"); + return OPJ_FALSE; + } + + *p_header_size = *p_header_size - 5; + + /* use custom precinct size ? */ + if (l_tccp->csty & J2K_CCP_CSTY_PRT) { + if (*p_header_size < l_tccp->numresolutions) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n"); + return OPJ_FALSE; + } + + /* SPcod (I_i) / SPcoc (F_i) */ + for (i = 0; i < l_tccp->numresolutions; ++i) { + opj_read_bytes(l_current_ptr, &l_tmp, 1); + ++l_current_ptr; + /* Precinct exponent 0 is only allowed for lowest resolution level (Table A.21) */ + if ((i != 0) && (((l_tmp & 0xf) == 0) || ((l_tmp >> 4) == 0))) { + opj_event_msg(p_manager, EVT_ERROR, "Invalid precinct size\n"); + return OPJ_FALSE; + } + l_tccp->prcw[i] = l_tmp & 0xf; + l_tccp->prch[i] = l_tmp >> 4; + } + + *p_header_size = *p_header_size - l_tccp->numresolutions; + } else { + /* set default size for the precinct width and height */ + for (i = 0; i < l_tccp->numresolutions; ++i) { + l_tccp->prcw[i] = 15; + l_tccp->prch[i] = 15; + } + } + +#ifdef WIP_REMOVE_MSD + /* INDEX >> */ + if (p_j2k->cstr_info && compno == 0) { + OPJ_UINT32 l_data_size = l_tccp->numresolutions * sizeof(OPJ_UINT32); + + p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblkh = + l_tccp->cblkh; + p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblkw = + l_tccp->cblkw; + p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].numresolutions + = l_tccp->numresolutions; + p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblksty = + l_tccp->cblksty; + p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].qmfbid = + l_tccp->qmfbid; + + memcpy(p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].pdx, l_tccp->prcw, + l_data_size); + memcpy(p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].pdy, l_tccp->prch, + l_data_size); + } + /* << INDEX */ +#endif + + return OPJ_TRUE; +} + +static void opj_j2k_copy_tile_component_parameters(opj_j2k_t *p_j2k) +{ + /* loop */ + OPJ_UINT32 i; + opj_cp_t *l_cp = NULL; + opj_tcp_t *l_tcp = NULL; + opj_tccp_t *l_ref_tccp = NULL, *l_copied_tccp = NULL; + OPJ_UINT32 l_prc_size; + + /* preconditions */ + assert(p_j2k != 00); + + l_cp = &(p_j2k->m_cp); + l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) + ? + &l_cp->tcps[p_j2k->m_current_tile_number] : + p_j2k->m_specific_param.m_decoder.m_default_tcp; + + l_ref_tccp = &l_tcp->tccps[0]; + l_copied_tccp = l_ref_tccp + 1; + l_prc_size = l_ref_tccp->numresolutions * (OPJ_UINT32)sizeof(OPJ_UINT32); + + for (i = 1; i < p_j2k->m_private_image->numcomps; ++i) { + l_copied_tccp->numresolutions = l_ref_tccp->numresolutions; + l_copied_tccp->cblkw = l_ref_tccp->cblkw; + l_copied_tccp->cblkh = l_ref_tccp->cblkh; + l_copied_tccp->cblksty = l_ref_tccp->cblksty; + l_copied_tccp->qmfbid = l_ref_tccp->qmfbid; + memcpy(l_copied_tccp->prcw, l_ref_tccp->prcw, l_prc_size); + memcpy(l_copied_tccp->prch, l_ref_tccp->prch, l_prc_size); + ++l_copied_tccp; + } +} + +static OPJ_UINT32 opj_j2k_get_SQcd_SQcc_size(opj_j2k_t *p_j2k, + OPJ_UINT32 p_tile_no, + OPJ_UINT32 p_comp_no) +{ + OPJ_UINT32 l_num_bands; + + opj_cp_t *l_cp = 00; + opj_tcp_t *l_tcp = 00; + opj_tccp_t *l_tccp = 00; + + /* preconditions */ + assert(p_j2k != 00); + + l_cp = &(p_j2k->m_cp); + l_tcp = &l_cp->tcps[p_tile_no]; + l_tccp = &l_tcp->tccps[p_comp_no]; + + /* preconditions again */ + assert(p_tile_no < l_cp->tw * l_cp->th); + assert(p_comp_no < p_j2k->m_private_image->numcomps); + + l_num_bands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 : + (l_tccp->numresolutions * 3 - 2); + + if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) { + return 1 + l_num_bands; + } else { + return 1 + 2 * l_num_bands; + } +} + +static OPJ_BOOL opj_j2k_compare_SQcd_SQcc(opj_j2k_t *p_j2k, + OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no) +{ + opj_cp_t *l_cp = NULL; + opj_tcp_t *l_tcp = NULL; + opj_tccp_t *l_tccp0 = NULL; + opj_tccp_t *l_tccp1 = NULL; + OPJ_UINT32 l_band_no, l_num_bands; + + /* preconditions */ + assert(p_j2k != 00); + + l_cp = &(p_j2k->m_cp); + l_tcp = &l_cp->tcps[p_tile_no]; + l_tccp0 = &l_tcp->tccps[p_first_comp_no]; + l_tccp1 = &l_tcp->tccps[p_second_comp_no]; + + if (l_tccp0->qntsty != l_tccp1->qntsty) { + return OPJ_FALSE; + } + if (l_tccp0->numgbits != l_tccp1->numgbits) { + return OPJ_FALSE; + } + if (l_tccp0->qntsty == J2K_CCP_QNTSTY_SIQNT) { + l_num_bands = 1U; + } else { + l_num_bands = l_tccp0->numresolutions * 3U - 2U; + if (l_num_bands != (l_tccp1->numresolutions * 3U - 2U)) { + return OPJ_FALSE; + } + } + + for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) { + if (l_tccp0->stepsizes[l_band_no].expn != l_tccp1->stepsizes[l_band_no].expn) { + return OPJ_FALSE; + } + } + if (l_tccp0->qntsty != J2K_CCP_QNTSTY_NOQNT) { + for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) { + if (l_tccp0->stepsizes[l_band_no].mant != l_tccp1->stepsizes[l_band_no].mant) { + return OPJ_FALSE; + } + } + } + return OPJ_TRUE; +} + + +static OPJ_BOOL opj_j2k_write_SQcd_SQcc(opj_j2k_t *p_j2k, + OPJ_UINT32 p_tile_no, + OPJ_UINT32 p_comp_no, + OPJ_BYTE * p_data, + OPJ_UINT32 * p_header_size, + struct opj_event_mgr * p_manager) +{ + OPJ_UINT32 l_header_size; + OPJ_UINT32 l_band_no, l_num_bands; + OPJ_UINT32 l_expn, l_mant; + + opj_cp_t *l_cp = 00; + opj_tcp_t *l_tcp = 00; + opj_tccp_t *l_tccp = 00; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_header_size != 00); + assert(p_manager != 00); + assert(p_data != 00); + + l_cp = &(p_j2k->m_cp); + l_tcp = &l_cp->tcps[p_tile_no]; + l_tccp = &l_tcp->tccps[p_comp_no]; + + /* preconditions again */ + assert(p_tile_no < l_cp->tw * l_cp->th); + assert(p_comp_no < p_j2k->m_private_image->numcomps); + + l_num_bands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 : + (l_tccp->numresolutions * 3 - 2); + + if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) { + l_header_size = 1 + l_num_bands; + + if (*p_header_size < l_header_size) { + opj_event_msg(p_manager, EVT_ERROR, "Error writing SQcd SQcc element\n"); + return OPJ_FALSE; + } + + opj_write_bytes(p_data, l_tccp->qntsty + (l_tccp->numgbits << 5), + 1); /* Sqcx */ + ++p_data; + + for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) { + l_expn = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].expn; + opj_write_bytes(p_data, l_expn << 3, 1); /* SPqcx_i */ + ++p_data; + } + } else { + l_header_size = 1 + 2 * l_num_bands; + + if (*p_header_size < l_header_size) { + opj_event_msg(p_manager, EVT_ERROR, "Error writing SQcd SQcc element\n"); + return OPJ_FALSE; + } + + opj_write_bytes(p_data, l_tccp->qntsty + (l_tccp->numgbits << 5), + 1); /* Sqcx */ + ++p_data; + + for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) { + l_expn = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].expn; + l_mant = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].mant; + + opj_write_bytes(p_data, (l_expn << 11) + l_mant, 2); /* SPqcx_i */ + p_data += 2; + } + } + + *p_header_size = *p_header_size - l_header_size; + + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_read_SQcd_SQcc(opj_j2k_t *p_j2k, + OPJ_UINT32 p_comp_no, + OPJ_BYTE* p_header_data, + OPJ_UINT32 * p_header_size, + opj_event_mgr_t * p_manager + ) +{ + /* loop*/ + OPJ_UINT32 l_band_no; + opj_cp_t *l_cp = 00; + opj_tcp_t *l_tcp = 00; + opj_tccp_t *l_tccp = 00; + OPJ_BYTE * l_current_ptr = 00; + OPJ_UINT32 l_tmp, l_num_band; + + /* preconditions*/ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_header_data != 00); + + l_cp = &(p_j2k->m_cp); + /* come from tile part header or main header ?*/ + l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) + ? + &l_cp->tcps[p_j2k->m_current_tile_number] : + p_j2k->m_specific_param.m_decoder.m_default_tcp; + + /* precondition again*/ + assert(p_comp_no < p_j2k->m_private_image->numcomps); + + l_tccp = &l_tcp->tccps[p_comp_no]; + l_current_ptr = p_header_data; + + if (*p_header_size < 1) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading SQcd or SQcc element\n"); + return OPJ_FALSE; + } + *p_header_size -= 1; + + opj_read_bytes(l_current_ptr, &l_tmp, 1); /* Sqcx */ + ++l_current_ptr; + + l_tccp->qntsty = l_tmp & 0x1f; + l_tccp->numgbits = l_tmp >> 5; + if (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) { + l_num_band = 1; + } else { + l_num_band = (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) ? + (*p_header_size) : + (*p_header_size) / 2; + + if (l_num_band > OPJ_J2K_MAXBANDS) { + opj_event_msg(p_manager, EVT_WARNING, + "While reading CCP_QNTSTY element inside QCD or QCC marker segment, " + "number of subbands (%d) is greater to OPJ_J2K_MAXBANDS (%d). So we limit the number of elements stored to " + "OPJ_J2K_MAXBANDS (%d) and skip the rest. \n", l_num_band, OPJ_J2K_MAXBANDS, + OPJ_J2K_MAXBANDS); + /*return OPJ_FALSE;*/ + } + } + +#ifdef USE_JPWL + if (l_cp->correct) { + + /* if JPWL is on, we check whether there are too many subbands */ + if (/*(l_num_band < 0) ||*/ (l_num_band >= OPJ_J2K_MAXBANDS)) { + opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR, + "JPWL: bad number of subbands in Sqcx (%d)\n", + l_num_band); + if (!JPWL_ASSUME) { + opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n"); + return OPJ_FALSE; + } + /* we try to correct */ + l_num_band = 1; + opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n" + "- setting number of bands to %d => HYPOTHESIS!!!\n", + l_num_band); + }; + + }; +#endif /* USE_JPWL */ + + if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) { + for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) { + opj_read_bytes(l_current_ptr, &l_tmp, 1); /* SPqcx_i */ + ++l_current_ptr; + if (l_band_no < OPJ_J2K_MAXBANDS) { + l_tccp->stepsizes[l_band_no].expn = (OPJ_INT32)(l_tmp >> 3); + l_tccp->stepsizes[l_band_no].mant = 0; + } + } + + if (*p_header_size < l_num_band) { + return OPJ_FALSE; + } + *p_header_size = *p_header_size - l_num_band; + } else { + for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) { + opj_read_bytes(l_current_ptr, &l_tmp, 2); /* SPqcx_i */ + l_current_ptr += 2; + if (l_band_no < OPJ_J2K_MAXBANDS) { + l_tccp->stepsizes[l_band_no].expn = (OPJ_INT32)(l_tmp >> 11); + l_tccp->stepsizes[l_band_no].mant = l_tmp & 0x7ff; + } + } + + if (*p_header_size < 2 * l_num_band) { + return OPJ_FALSE; + } + *p_header_size = *p_header_size - 2 * l_num_band; + } + + /* Add Antonin : if scalar_derived -> compute other stepsizes */ + if (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) { + for (l_band_no = 1; l_band_no < OPJ_J2K_MAXBANDS; l_band_no++) { + l_tccp->stepsizes[l_band_no].expn = + ((OPJ_INT32)(l_tccp->stepsizes[0].expn) - (OPJ_INT32)((l_band_no - 1) / 3) > 0) + ? + (OPJ_INT32)(l_tccp->stepsizes[0].expn) - (OPJ_INT32)((l_band_no - 1) / 3) : 0; + l_tccp->stepsizes[l_band_no].mant = l_tccp->stepsizes[0].mant; + } + } + + return OPJ_TRUE; +} + +static void opj_j2k_copy_tile_quantization_parameters(opj_j2k_t *p_j2k) +{ + OPJ_UINT32 i; + opj_cp_t *l_cp = NULL; + opj_tcp_t *l_tcp = NULL; + opj_tccp_t *l_ref_tccp = NULL; + opj_tccp_t *l_copied_tccp = NULL; + OPJ_UINT32 l_size; + + /* preconditions */ + assert(p_j2k != 00); + + l_cp = &(p_j2k->m_cp); + l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ? + &l_cp->tcps[p_j2k->m_current_tile_number] : + p_j2k->m_specific_param.m_decoder.m_default_tcp; + + l_ref_tccp = &l_tcp->tccps[0]; + l_copied_tccp = l_ref_tccp + 1; + l_size = OPJ_J2K_MAXBANDS * sizeof(opj_stepsize_t); + + for (i = 1; i < p_j2k->m_private_image->numcomps; ++i) { + l_copied_tccp->qntsty = l_ref_tccp->qntsty; + l_copied_tccp->numgbits = l_ref_tccp->numgbits; + memcpy(l_copied_tccp->stepsizes, l_ref_tccp->stepsizes, l_size); + ++l_copied_tccp; + } +} + +static void opj_j2k_dump_tile_info(opj_tcp_t * l_default_tile, + OPJ_INT32 numcomps, FILE* out_stream) +{ + if (l_default_tile) { + OPJ_INT32 compno; + + fprintf(out_stream, "\t default tile {\n"); + fprintf(out_stream, "\t\t csty=%#x\n", l_default_tile->csty); + fprintf(out_stream, "\t\t prg=%#x\n", l_default_tile->prg); + fprintf(out_stream, "\t\t numlayers=%d\n", l_default_tile->numlayers); + fprintf(out_stream, "\t\t mct=%x\n", l_default_tile->mct); + + for (compno = 0; compno < numcomps; compno++) { + opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]); + OPJ_UINT32 resno; + OPJ_INT32 bandno, numbands; + + /* coding style*/ + fprintf(out_stream, "\t\t comp %d {\n", compno); + fprintf(out_stream, "\t\t\t csty=%#x\n", l_tccp->csty); + fprintf(out_stream, "\t\t\t numresolutions=%d\n", l_tccp->numresolutions); + fprintf(out_stream, "\t\t\t cblkw=2^%d\n", l_tccp->cblkw); + fprintf(out_stream, "\t\t\t cblkh=2^%d\n", l_tccp->cblkh); + fprintf(out_stream, "\t\t\t cblksty=%#x\n", l_tccp->cblksty); + fprintf(out_stream, "\t\t\t qmfbid=%d\n", l_tccp->qmfbid); + + fprintf(out_stream, "\t\t\t preccintsize (w,h)="); + for (resno = 0; resno < l_tccp->numresolutions; resno++) { + fprintf(out_stream, "(%d,%d) ", l_tccp->prcw[resno], l_tccp->prch[resno]); + } + fprintf(out_stream, "\n"); + + /* quantization style*/ + fprintf(out_stream, "\t\t\t qntsty=%d\n", l_tccp->qntsty); + fprintf(out_stream, "\t\t\t numgbits=%d\n", l_tccp->numgbits); + fprintf(out_stream, "\t\t\t stepsizes (m,e)="); + numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 : + (OPJ_INT32)l_tccp->numresolutions * 3 - 2; + for (bandno = 0; bandno < numbands; bandno++) { + fprintf(out_stream, "(%d,%d) ", l_tccp->stepsizes[bandno].mant, + l_tccp->stepsizes[bandno].expn); + } + fprintf(out_stream, "\n"); + + /* RGN value*/ + fprintf(out_stream, "\t\t\t roishift=%d\n", l_tccp->roishift); + + fprintf(out_stream, "\t\t }\n"); + } /*end of component of default tile*/ + fprintf(out_stream, "\t }\n"); /*end of default tile*/ + } +} + +void j2k_dump(opj_j2k_t* p_j2k, OPJ_INT32 flag, FILE* out_stream) +{ + /* Check if the flag is compatible with j2k file*/ + if ((flag & OPJ_JP2_INFO) || (flag & OPJ_JP2_IND)) { + fprintf(out_stream, "Wrong flag\n"); + return; + } + + /* Dump the image_header */ + if (flag & OPJ_IMG_INFO) { + if (p_j2k->m_private_image) { + j2k_dump_image_header(p_j2k->m_private_image, 0, out_stream); + } + } + + /* Dump the codestream info from main header */ + if (flag & OPJ_J2K_MH_INFO) { + if (p_j2k->m_private_image) { + opj_j2k_dump_MH_info(p_j2k, out_stream); + } + } + /* Dump all tile/codestream info */ + if (flag & OPJ_J2K_TCH_INFO) { + OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw; + OPJ_UINT32 i; + opj_tcp_t * l_tcp = p_j2k->m_cp.tcps; + if (p_j2k->m_private_image) { + for (i = 0; i < l_nb_tiles; ++i) { + opj_j2k_dump_tile_info(l_tcp, (OPJ_INT32)p_j2k->m_private_image->numcomps, + out_stream); + ++l_tcp; + } + } + } + + /* Dump the codestream info of the current tile */ + if (flag & OPJ_J2K_TH_INFO) { + + } + + /* Dump the codestream index from main header */ + if (flag & OPJ_J2K_MH_IND) { + opj_j2k_dump_MH_index(p_j2k, out_stream); + } + + /* Dump the codestream index of the current tile */ + if (flag & OPJ_J2K_TH_IND) { + + } + +} + +static void opj_j2k_dump_MH_index(opj_j2k_t* p_j2k, FILE* out_stream) +{ + opj_codestream_index_t* cstr_index = p_j2k->cstr_index; + OPJ_UINT32 it_marker, it_tile, it_tile_part; + + fprintf(out_stream, "Codestream index from main header: {\n"); + + fprintf(out_stream, "\t Main header start position=%" PRIi64 "\n" + "\t Main header end position=%" PRIi64 "\n", + cstr_index->main_head_start, cstr_index->main_head_end); + + fprintf(out_stream, "\t Marker list: {\n"); + + if (cstr_index->marker) { + for (it_marker = 0; it_marker < cstr_index->marknum ; it_marker++) { + fprintf(out_stream, "\t\t type=%#x, pos=%" PRIi64 ", len=%d\n", + cstr_index->marker[it_marker].type, + cstr_index->marker[it_marker].pos, + cstr_index->marker[it_marker].len); + } + } + + fprintf(out_stream, "\t }\n"); + + if (cstr_index->tile_index) { + + /* Simple test to avoid to write empty information*/ + OPJ_UINT32 l_acc_nb_of_tile_part = 0; + for (it_tile = 0; it_tile < cstr_index->nb_of_tiles ; it_tile++) { + l_acc_nb_of_tile_part += cstr_index->tile_index[it_tile].nb_tps; + + /* To avoid regenerating expected opj_dump results from the test */ + /* suite when there is a TLM marker present */ + if (cstr_index->tile_index[it_tile].nb_tps && + cstr_index->tile_index[it_tile].tp_index && + cstr_index->tile_index[it_tile].tp_index[0].start_pos > 0 && + cstr_index->tile_index[it_tile].tp_index[0].end_header == 0 && + getenv("OJP_DO_NOT_DISPLAY_TILE_INDEX_IF_TLM") != NULL) { + l_acc_nb_of_tile_part = 0; + break; + } + } + + if (l_acc_nb_of_tile_part) { + fprintf(out_stream, "\t Tile index: {\n"); + + for (it_tile = 0; it_tile < cstr_index->nb_of_tiles ; it_tile++) { + OPJ_UINT32 nb_of_tile_part = cstr_index->tile_index[it_tile].nb_tps; + + fprintf(out_stream, "\t\t nb of tile-part in tile [%d]=%d\n", it_tile, + nb_of_tile_part); + + if (cstr_index->tile_index[it_tile].tp_index) { + for (it_tile_part = 0; it_tile_part < nb_of_tile_part; it_tile_part++) { + fprintf(out_stream, "\t\t\t tile-part[%d]: star_pos=%" PRIi64 ", end_header=%" + PRIi64 ", end_pos=%" PRIi64 ".\n", + it_tile_part, + cstr_index->tile_index[it_tile].tp_index[it_tile_part].start_pos, + cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_header, + cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_pos); + } + } + + if (cstr_index->tile_index[it_tile].marker) { + for (it_marker = 0; it_marker < cstr_index->tile_index[it_tile].marknum ; + it_marker++) { + fprintf(out_stream, "\t\t type=%#x, pos=%" PRIi64 ", len=%d\n", + cstr_index->tile_index[it_tile].marker[it_marker].type, + cstr_index->tile_index[it_tile].marker[it_marker].pos, + cstr_index->tile_index[it_tile].marker[it_marker].len); + } + } + } + fprintf(out_stream, "\t }\n"); + } + } + + fprintf(out_stream, "}\n"); + +} + + +static void opj_j2k_dump_MH_info(opj_j2k_t* p_j2k, FILE* out_stream) +{ + + fprintf(out_stream, "Codestream info from main header: {\n"); + + fprintf(out_stream, "\t tx0=%" PRIu32 ", ty0=%" PRIu32 "\n", p_j2k->m_cp.tx0, + p_j2k->m_cp.ty0); + fprintf(out_stream, "\t tdx=%" PRIu32 ", tdy=%" PRIu32 "\n", p_j2k->m_cp.tdx, + p_j2k->m_cp.tdy); + fprintf(out_stream, "\t tw=%" PRIu32 ", th=%" PRIu32 "\n", p_j2k->m_cp.tw, + p_j2k->m_cp.th); + opj_j2k_dump_tile_info(p_j2k->m_specific_param.m_decoder.m_default_tcp, + (OPJ_INT32)p_j2k->m_private_image->numcomps, out_stream); + fprintf(out_stream, "}\n"); +} + +void j2k_dump_image_header(opj_image_t* img_header, OPJ_BOOL dev_dump_flag, + FILE* out_stream) +{ + char tab[2]; + + if (dev_dump_flag) { + fprintf(stdout, "[DEV] Dump an image_header struct {\n"); + tab[0] = '\0'; + } else { + fprintf(out_stream, "Image info {\n"); + tab[0] = '\t'; + tab[1] = '\0'; + } + + fprintf(out_stream, "%s x0=%d, y0=%d\n", tab, img_header->x0, img_header->y0); + fprintf(out_stream, "%s x1=%d, y1=%d\n", tab, img_header->x1, + img_header->y1); + fprintf(out_stream, "%s numcomps=%d\n", tab, img_header->numcomps); + + if (img_header->comps) { + OPJ_UINT32 compno; + for (compno = 0; compno < img_header->numcomps; compno++) { + fprintf(out_stream, "%s\t component %d {\n", tab, compno); + j2k_dump_image_comp_header(&(img_header->comps[compno]), dev_dump_flag, + out_stream); + fprintf(out_stream, "%s}\n", tab); + } + } + + fprintf(out_stream, "}\n"); +} + +void j2k_dump_image_comp_header(opj_image_comp_t* comp_header, + OPJ_BOOL dev_dump_flag, FILE* out_stream) +{ + char tab[3]; + + if (dev_dump_flag) { + fprintf(stdout, "[DEV] Dump an image_comp_header struct {\n"); + tab[0] = '\0'; + } else { + tab[0] = '\t'; + tab[1] = '\t'; + tab[2] = '\0'; + } + + fprintf(out_stream, "%s dx=%d, dy=%d\n", tab, comp_header->dx, comp_header->dy); + fprintf(out_stream, "%s prec=%d\n", tab, comp_header->prec); + fprintf(out_stream, "%s sgnd=%d\n", tab, comp_header->sgnd); + + if (dev_dump_flag) { + fprintf(out_stream, "}\n"); + } +} + +opj_codestream_info_v2_t* j2k_get_cstr_info(opj_j2k_t* p_j2k) +{ + OPJ_UINT32 compno; + OPJ_UINT32 numcomps = p_j2k->m_private_image->numcomps; + opj_tcp_t *l_default_tile; + opj_codestream_info_v2_t* cstr_info = (opj_codestream_info_v2_t*) opj_calloc(1, + sizeof(opj_codestream_info_v2_t)); + if (!cstr_info) { + return NULL; + } + + cstr_info->nbcomps = p_j2k->m_private_image->numcomps; + + cstr_info->tx0 = p_j2k->m_cp.tx0; + cstr_info->ty0 = p_j2k->m_cp.ty0; + cstr_info->tdx = p_j2k->m_cp.tdx; + cstr_info->tdy = p_j2k->m_cp.tdy; + cstr_info->tw = p_j2k->m_cp.tw; + cstr_info->th = p_j2k->m_cp.th; + + cstr_info->tile_info = NULL; /* Not fill from the main header*/ + + l_default_tile = p_j2k->m_specific_param.m_decoder.m_default_tcp; + + cstr_info->m_default_tile_info.csty = l_default_tile->csty; + cstr_info->m_default_tile_info.prg = l_default_tile->prg; + cstr_info->m_default_tile_info.numlayers = l_default_tile->numlayers; + cstr_info->m_default_tile_info.mct = l_default_tile->mct; + + cstr_info->m_default_tile_info.tccp_info = (opj_tccp_info_t*) opj_calloc( + cstr_info->nbcomps, sizeof(opj_tccp_info_t)); + if (!cstr_info->m_default_tile_info.tccp_info) { + opj_destroy_cstr_info(&cstr_info); + return NULL; + } + + for (compno = 0; compno < numcomps; compno++) { + opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]); + opj_tccp_info_t *l_tccp_info = & + (cstr_info->m_default_tile_info.tccp_info[compno]); + OPJ_INT32 bandno, numbands; + + /* coding style*/ + l_tccp_info->csty = l_tccp->csty; + l_tccp_info->numresolutions = l_tccp->numresolutions; + l_tccp_info->cblkw = l_tccp->cblkw; + l_tccp_info->cblkh = l_tccp->cblkh; + l_tccp_info->cblksty = l_tccp->cblksty; + l_tccp_info->qmfbid = l_tccp->qmfbid; + if (l_tccp->numresolutions < OPJ_J2K_MAXRLVLS) { + memcpy(l_tccp_info->prch, l_tccp->prch, l_tccp->numresolutions); + memcpy(l_tccp_info->prcw, l_tccp->prcw, l_tccp->numresolutions); + } + + /* quantization style*/ + l_tccp_info->qntsty = l_tccp->qntsty; + l_tccp_info->numgbits = l_tccp->numgbits; + + numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 : + (OPJ_INT32)l_tccp->numresolutions * 3 - 2; + if (numbands < OPJ_J2K_MAXBANDS) { + for (bandno = 0; bandno < numbands; bandno++) { + l_tccp_info->stepsizes_mant[bandno] = (OPJ_UINT32) + l_tccp->stepsizes[bandno].mant; + l_tccp_info->stepsizes_expn[bandno] = (OPJ_UINT32) + l_tccp->stepsizes[bandno].expn; + } + } + + /* RGN value*/ + l_tccp_info->roishift = l_tccp->roishift; + } + + return cstr_info; +} + +opj_codestream_index_t* j2k_get_cstr_index(opj_j2k_t* p_j2k) +{ + opj_codestream_index_t* l_cstr_index = (opj_codestream_index_t*) + opj_calloc(1, sizeof(opj_codestream_index_t)); + if (!l_cstr_index) { + return NULL; + } + + l_cstr_index->main_head_start = p_j2k->cstr_index->main_head_start; + l_cstr_index->main_head_end = p_j2k->cstr_index->main_head_end; + l_cstr_index->codestream_size = p_j2k->cstr_index->codestream_size; + + l_cstr_index->marknum = p_j2k->cstr_index->marknum; + l_cstr_index->marker = (opj_marker_info_t*)opj_malloc(l_cstr_index->marknum * + sizeof(opj_marker_info_t)); + if (!l_cstr_index->marker) { + opj_free(l_cstr_index); + return NULL; + } + + if (p_j2k->cstr_index->marker) { + memcpy(l_cstr_index->marker, p_j2k->cstr_index->marker, + l_cstr_index->marknum * sizeof(opj_marker_info_t)); + } else { + opj_free(l_cstr_index->marker); + l_cstr_index->marker = NULL; + } + + l_cstr_index->nb_of_tiles = p_j2k->cstr_index->nb_of_tiles; + l_cstr_index->tile_index = (opj_tile_index_t*)opj_calloc( + l_cstr_index->nb_of_tiles, sizeof(opj_tile_index_t)); + if (!l_cstr_index->tile_index) { + opj_free(l_cstr_index->marker); + opj_free(l_cstr_index); + return NULL; + } + + if (!p_j2k->cstr_index->tile_index) { + opj_free(l_cstr_index->tile_index); + l_cstr_index->tile_index = NULL; + } else { + OPJ_UINT32 it_tile = 0; + for (it_tile = 0; it_tile < l_cstr_index->nb_of_tiles; it_tile++) { + + /* Tile Marker*/ + l_cstr_index->tile_index[it_tile].marknum = + p_j2k->cstr_index->tile_index[it_tile].marknum; + + l_cstr_index->tile_index[it_tile].marker = + (opj_marker_info_t*)opj_malloc(l_cstr_index->tile_index[it_tile].marknum * + sizeof(opj_marker_info_t)); + + if (!l_cstr_index->tile_index[it_tile].marker) { + OPJ_UINT32 it_tile_free; + + for (it_tile_free = 0; it_tile_free < it_tile; it_tile_free++) { + opj_free(l_cstr_index->tile_index[it_tile_free].marker); + } + + opj_free(l_cstr_index->tile_index); + opj_free(l_cstr_index->marker); + opj_free(l_cstr_index); + return NULL; + } + + if (p_j2k->cstr_index->tile_index[it_tile].marker) + memcpy(l_cstr_index->tile_index[it_tile].marker, + p_j2k->cstr_index->tile_index[it_tile].marker, + l_cstr_index->tile_index[it_tile].marknum * sizeof(opj_marker_info_t)); + else { + opj_free(l_cstr_index->tile_index[it_tile].marker); + l_cstr_index->tile_index[it_tile].marker = NULL; + } + + /* Tile part index*/ + l_cstr_index->tile_index[it_tile].nb_tps = + p_j2k->cstr_index->tile_index[it_tile].nb_tps; + + l_cstr_index->tile_index[it_tile].tp_index = + (opj_tp_index_t*)opj_malloc(l_cstr_index->tile_index[it_tile].nb_tps * sizeof( + opj_tp_index_t)); + + if (!l_cstr_index->tile_index[it_tile].tp_index) { + OPJ_UINT32 it_tile_free; + + for (it_tile_free = 0; it_tile_free < it_tile; it_tile_free++) { + opj_free(l_cstr_index->tile_index[it_tile_free].marker); + opj_free(l_cstr_index->tile_index[it_tile_free].tp_index); + } + + opj_free(l_cstr_index->tile_index); + opj_free(l_cstr_index->marker); + opj_free(l_cstr_index); + return NULL; + } + + if (p_j2k->cstr_index->tile_index[it_tile].tp_index) { + memcpy(l_cstr_index->tile_index[it_tile].tp_index, + p_j2k->cstr_index->tile_index[it_tile].tp_index, + l_cstr_index->tile_index[it_tile].nb_tps * sizeof(opj_tp_index_t)); + } else { + opj_free(l_cstr_index->tile_index[it_tile].tp_index); + l_cstr_index->tile_index[it_tile].tp_index = NULL; + } + + /* Packet index (NOT USED)*/ + l_cstr_index->tile_index[it_tile].nb_packet = 0; + l_cstr_index->tile_index[it_tile].packet_index = NULL; + + } + } + + return l_cstr_index; +} + +static OPJ_BOOL opj_j2k_allocate_tile_element_cstr_index(opj_j2k_t *p_j2k) +{ + OPJ_UINT32 it_tile = 0; + + p_j2k->cstr_index->nb_of_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th; + p_j2k->cstr_index->tile_index = (opj_tile_index_t*)opj_calloc( + p_j2k->cstr_index->nb_of_tiles, sizeof(opj_tile_index_t)); + if (!p_j2k->cstr_index->tile_index) { + return OPJ_FALSE; + } + + for (it_tile = 0; it_tile < p_j2k->cstr_index->nb_of_tiles; it_tile++) { + p_j2k->cstr_index->tile_index[it_tile].maxmarknum = 100; + p_j2k->cstr_index->tile_index[it_tile].marknum = 0; + p_j2k->cstr_index->tile_index[it_tile].marker = (opj_marker_info_t*) + opj_calloc(p_j2k->cstr_index->tile_index[it_tile].maxmarknum, + sizeof(opj_marker_info_t)); + if (!p_j2k->cstr_index->tile_index[it_tile].marker) { + return OPJ_FALSE; + } + } + + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_are_all_used_components_decoded(opj_j2k_t *p_j2k, + opj_event_mgr_t * p_manager) +{ + OPJ_UINT32 compno; + OPJ_BOOL decoded_all_used_components = OPJ_TRUE; + + if (p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode) { + for (compno = 0; + compno < p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode; compno++) { + OPJ_UINT32 dec_compno = + p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode[compno]; + if (p_j2k->m_output_image->comps[dec_compno].data == NULL) { + opj_event_msg(p_manager, EVT_WARNING, "Failed to decode component %d\n", + dec_compno); + decoded_all_used_components = OPJ_FALSE; + } + } + } else { + for (compno = 0; compno < p_j2k->m_output_image->numcomps; compno++) { + if (p_j2k->m_output_image->comps[compno].data == NULL) { + opj_event_msg(p_manager, EVT_WARNING, "Failed to decode component %d\n", + compno); + decoded_all_used_components = OPJ_FALSE; + } + } + } + + if (decoded_all_used_components == OPJ_FALSE) { + opj_event_msg(p_manager, EVT_ERROR, "Failed to decode all used components\n"); + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +static int CompareOffT(const void* a, const void* b) +{ + const OPJ_OFF_T offA = *(const OPJ_OFF_T*)a; + const OPJ_OFF_T offB = *(const OPJ_OFF_T*)b; + if (offA < offB) { + return -1; + } + if (offA == offB) { + return 0; + } + return 1; +} + +static OPJ_BOOL opj_j2k_decode_tiles(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager) +{ + OPJ_BOOL l_go_on = OPJ_TRUE; + OPJ_UINT32 l_current_tile_no; + OPJ_INT32 l_tile_x0, l_tile_y0, l_tile_x1, l_tile_y1; + OPJ_UINT32 l_nb_comps; + OPJ_UINT32 nr_tiles = 0; + OPJ_OFF_T end_pos = 0; + + /* Particular case for whole single tile decoding */ + /* We can avoid allocating intermediate tile buffers */ + if (p_j2k->m_cp.tw == 1 && p_j2k->m_cp.th == 1 && + p_j2k->m_cp.tx0 == 0 && p_j2k->m_cp.ty0 == 0 && + p_j2k->m_output_image->x0 == 0 && + p_j2k->m_output_image->y0 == 0 && + p_j2k->m_output_image->x1 == p_j2k->m_cp.tdx && + p_j2k->m_output_image->y1 == p_j2k->m_cp.tdy) { + OPJ_UINT32 i; + if (! opj_j2k_read_tile_header(p_j2k, + &l_current_tile_no, + NULL, + &l_tile_x0, &l_tile_y0, + &l_tile_x1, &l_tile_y1, + &l_nb_comps, + &l_go_on, + p_stream, + p_manager)) { + return OPJ_FALSE; + } + + if (!l_go_on || + ! opj_j2k_decode_tile(p_j2k, l_current_tile_no, NULL, 0, + p_stream, p_manager)) { + opj_event_msg(p_manager, EVT_ERROR, "Failed to decode tile 1/1\n"); + return OPJ_FALSE; + } + + /* Transfer TCD data to output image data */ + for (i = 0; i < p_j2k->m_output_image->numcomps; i++) { + opj_image_data_free(p_j2k->m_output_image->comps[i].data); + p_j2k->m_output_image->comps[i].data = + p_j2k->m_tcd->tcd_image->tiles->comps[i].data; + p_j2k->m_output_image->comps[i].resno_decoded = + p_j2k->m_tcd->image->comps[i].resno_decoded; + p_j2k->m_tcd->tcd_image->tiles->comps[i].data = NULL; + } + + return OPJ_TRUE; + } + + p_j2k->m_specific_param.m_decoder.m_num_intersecting_tile_parts = 0; + p_j2k->m_specific_param.m_decoder.m_idx_intersecting_tile_parts = 0; + opj_free(p_j2k->m_specific_param.m_decoder.m_intersecting_tile_parts_offset); + p_j2k->m_specific_param.m_decoder.m_intersecting_tile_parts_offset = NULL; + + /* If the area to decode only intersects a subset of tiles, and we have + * valid TLM information, then use it to plan the tilepart offsets to + * seek to. + */ + if (!(p_j2k->m_specific_param.m_decoder.m_start_tile_x == 0 && + p_j2k->m_specific_param.m_decoder.m_start_tile_y == 0 && + p_j2k->m_specific_param.m_decoder.m_end_tile_x == p_j2k->m_cp.tw && + p_j2k->m_specific_param.m_decoder.m_end_tile_y == p_j2k->m_cp.th) && + !p_j2k->m_specific_param.m_decoder.m_tlm.m_is_invalid && + opj_stream_has_seek(p_stream)) { + OPJ_UINT32 m_num_intersecting_tile_parts = 0; + + OPJ_UINT32 j; + for (j = 0; j < p_j2k->m_cp.tw * p_j2k->m_cp.th; ++j) { + if (p_j2k->cstr_index->tile_index[j].nb_tps > 0 && + p_j2k->cstr_index->tile_index[j].tp_index[ + p_j2k->cstr_index->tile_index[j].nb_tps - 1].end_pos > end_pos) { + end_pos = p_j2k->cstr_index->tile_index[j].tp_index[ + p_j2k->cstr_index->tile_index[j].nb_tps - 1].end_pos; + } + } + + for (j = p_j2k->m_specific_param.m_decoder.m_start_tile_y; + j < p_j2k->m_specific_param.m_decoder.m_end_tile_y; ++j) { + OPJ_UINT32 i; + for (i = p_j2k->m_specific_param.m_decoder.m_start_tile_x; + i < p_j2k->m_specific_param.m_decoder.m_end_tile_x; ++i) { + const OPJ_UINT32 tile_number = j * p_j2k->m_cp.tw + i; + m_num_intersecting_tile_parts += + p_j2k->cstr_index->tile_index[tile_number].nb_tps; + } + } + + p_j2k->m_specific_param.m_decoder.m_intersecting_tile_parts_offset = + (OPJ_OFF_T*) + opj_malloc(m_num_intersecting_tile_parts * sizeof(OPJ_OFF_T)); + if (m_num_intersecting_tile_parts > 0 && + p_j2k->m_specific_param.m_decoder.m_intersecting_tile_parts_offset) { + OPJ_UINT32 idx = 0; + for (j = p_j2k->m_specific_param.m_decoder.m_start_tile_y; + j < p_j2k->m_specific_param.m_decoder.m_end_tile_y; ++j) { + OPJ_UINT32 i; + for (i = p_j2k->m_specific_param.m_decoder.m_start_tile_x; + i < p_j2k->m_specific_param.m_decoder.m_end_tile_x; ++i) { + const OPJ_UINT32 tile_number = j * p_j2k->m_cp.tw + i; + OPJ_UINT32 k; + for (k = 0; k < p_j2k->cstr_index->tile_index[tile_number].nb_tps; ++k) { + const OPJ_OFF_T next_tp_sot_pos = + p_j2k->cstr_index->tile_index[tile_number].tp_index[k].start_pos; + p_j2k->m_specific_param.m_decoder.m_intersecting_tile_parts_offset[idx] = + next_tp_sot_pos; + ++idx; + } + } + } + + p_j2k->m_specific_param.m_decoder.m_num_intersecting_tile_parts = idx; + + /* Sort by increasing offset */ + qsort(p_j2k->m_specific_param.m_decoder.m_intersecting_tile_parts_offset, + p_j2k->m_specific_param.m_decoder.m_num_intersecting_tile_parts, + sizeof(OPJ_OFF_T), + CompareOffT); + } + } + + for (;;) { + if (p_j2k->m_cp.tw == 1 && p_j2k->m_cp.th == 1 && + p_j2k->m_cp.tcps[0].m_data != NULL) { + l_current_tile_no = 0; + p_j2k->m_current_tile_number = 0; + p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_DATA; + } else { + if (! opj_j2k_read_tile_header(p_j2k, + &l_current_tile_no, + NULL, + &l_tile_x0, &l_tile_y0, + &l_tile_x1, &l_tile_y1, + &l_nb_comps, + &l_go_on, + p_stream, + p_manager)) { + return OPJ_FALSE; + } + + if (! l_go_on) { + break; + } + } + + if (! opj_j2k_decode_tile(p_j2k, l_current_tile_no, NULL, 0, + p_stream, p_manager)) { + opj_event_msg(p_manager, EVT_ERROR, "Failed to decode tile %d/%d\n", + l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw); + return OPJ_FALSE; + } + + opj_event_msg(p_manager, EVT_INFO, "Tile %d/%d has been decoded.\n", + l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw); + + if (! opj_j2k_update_image_data(p_j2k->m_tcd, + p_j2k->m_output_image)) { + return OPJ_FALSE; + } + + if (p_j2k->m_cp.tw == 1 && p_j2k->m_cp.th == 1 && + !(p_j2k->m_output_image->x0 == p_j2k->m_private_image->x0 && + p_j2k->m_output_image->y0 == p_j2k->m_private_image->y0 && + p_j2k->m_output_image->x1 == p_j2k->m_private_image->x1 && + p_j2k->m_output_image->y1 == p_j2k->m_private_image->y1)) { + /* Keep current tcp data */ + } else { + opj_j2k_tcp_data_destroy(&p_j2k->m_cp.tcps[l_current_tile_no]); + } + + opj_event_msg(p_manager, EVT_INFO, + "Image data has been updated with tile %d.\n\n", l_current_tile_no + 1); + + if (opj_stream_get_number_byte_left(p_stream) == 0 + && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC) { + break; + } + if (++nr_tiles == p_j2k->m_cp.th * p_j2k->m_cp.tw) { + break; + } + if (p_j2k->m_specific_param.m_decoder.m_num_intersecting_tile_parts > 0 && + p_j2k->m_specific_param.m_decoder.m_idx_intersecting_tile_parts == + p_j2k->m_specific_param.m_decoder.m_num_intersecting_tile_parts) { + opj_stream_seek(p_stream, end_pos + 2, p_manager); + break; + } + } + + if (! opj_j2k_are_all_used_components_decoded(p_j2k, p_manager)) { + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +/** + * Sets up the procedures to do on decoding data. Developers wanting to extend the library can add their own reading procedures. + */ +static OPJ_BOOL opj_j2k_setup_decoding(opj_j2k_t *p_j2k, + opj_event_mgr_t * p_manager) +{ + /* preconditions*/ + assert(p_j2k != 00); + assert(p_manager != 00); + + if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list, + (opj_procedure)opj_j2k_decode_tiles, p_manager)) { + return OPJ_FALSE; + } + /* DEVELOPER CORNER, add your custom procedures */ + + return OPJ_TRUE; +} + +/* + * Read and decode one tile. + */ +static OPJ_BOOL opj_j2k_decode_one_tile(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager) +{ + OPJ_BOOL l_go_on = OPJ_TRUE; + OPJ_UINT32 l_current_tile_no; + OPJ_UINT32 l_tile_no_to_dec; + OPJ_INT32 l_tile_x0, l_tile_y0, l_tile_x1, l_tile_y1; + OPJ_UINT32 l_nb_comps; + OPJ_UINT32 l_nb_tiles; + OPJ_UINT32 i; + + /* Move into the codestream to the first SOT used to decode the desired tile */ + l_tile_no_to_dec = (OPJ_UINT32) + p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec; + if (p_j2k->cstr_index->tile_index) + if (p_j2k->cstr_index->tile_index->tp_index) { + if (! p_j2k->cstr_index->tile_index[l_tile_no_to_dec].nb_tps) { + /* the index for this tile has not been built, + * so move to the last SOT read */ + if (!(opj_stream_read_seek(p_stream, + p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos + 2, p_manager))) { + opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n"); + return OPJ_FALSE; + } + } else { + OPJ_OFF_T sot_pos = + p_j2k->cstr_index->tile_index[l_tile_no_to_dec].tp_index[0].start_pos; + OPJ_UINT32 l_marker; + +#if 0 + opj_event_msg(p_manager, EVT_INFO, + "opj_j2k_decode_one_tile(%u): seek to %" PRId64 "\n", + l_tile_no_to_dec, + sot_pos); +#endif + if (!(opj_stream_read_seek(p_stream, + sot_pos, + p_manager))) { + opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n"); + return OPJ_FALSE; + } + + /* Try to read 2 bytes (the marker ID) from stream and copy them into the buffer */ + if (opj_stream_read_data(p_stream, + p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) { + opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n"); + return OPJ_FALSE; + } + + /* Read 2 bytes from the buffer as the marker ID */ + opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data, &l_marker, + 2); + + if (l_marker != J2K_MS_SOT) { + opj_event_msg(p_manager, EVT_ERROR, "Did not get expected SOT marker\n"); + return OPJ_FALSE; + } + } + /* Special case if we have previously read the EOC marker (if the previous tile getted is the last ) */ + if (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC) { + p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT; + } + } + + /* Reset current tile part number for all tiles, and not only the one */ + /* of interest. */ + /* Not completely sure this is always correct but required for */ + /* ./build/bin/j2k_random_tile_access ./build/tests/tte1.j2k */ + l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th; + for (i = 0; i < l_nb_tiles; ++i) { + p_j2k->m_cp.tcps[i].m_current_tile_part_number = -1; + } + + for (;;) { + if (! opj_j2k_read_tile_header(p_j2k, + &l_current_tile_no, + NULL, + &l_tile_x0, &l_tile_y0, + &l_tile_x1, &l_tile_y1, + &l_nb_comps, + &l_go_on, + p_stream, + p_manager)) { + return OPJ_FALSE; + } + + if (! l_go_on) { + break; + } + + if (! opj_j2k_decode_tile(p_j2k, l_current_tile_no, NULL, 0, + p_stream, p_manager)) { + return OPJ_FALSE; + } + opj_event_msg(p_manager, EVT_INFO, "Tile %d/%d has been decoded.\n", + l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw); + + if (! opj_j2k_update_image_data(p_j2k->m_tcd, + p_j2k->m_output_image)) { + return OPJ_FALSE; + } + opj_j2k_tcp_data_destroy(&p_j2k->m_cp.tcps[l_current_tile_no]); + + opj_event_msg(p_manager, EVT_INFO, + "Image data has been updated with tile %d.\n\n", l_current_tile_no + 1); + + if (l_current_tile_no == l_tile_no_to_dec) { + /* move into the codestream to the first SOT (FIXME or not move?)*/ + if (!(opj_stream_read_seek(p_stream, p_j2k->cstr_index->main_head_end + 2, + p_manager))) { + opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n"); + return OPJ_FALSE; + } + break; + } else { + opj_event_msg(p_manager, EVT_WARNING, + "Tile read, decoded and updated is not the desired one (%d vs %d).\n", + l_current_tile_no + 1, l_tile_no_to_dec + 1); + } + + } + + if (! opj_j2k_are_all_used_components_decoded(p_j2k, p_manager)) { + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +/** + * Sets up the procedures to do on decoding one tile. Developers wanting to extend the library can add their own reading procedures. + */ +static OPJ_BOOL opj_j2k_setup_decoding_tile(opj_j2k_t *p_j2k, + opj_event_mgr_t * p_manager) +{ + /* preconditions*/ + assert(p_j2k != 00); + assert(p_manager != 00); + + if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list, + (opj_procedure)opj_j2k_decode_one_tile, p_manager)) { + return OPJ_FALSE; + } + /* DEVELOPER CORNER, add your custom procedures */ + + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_move_data_from_codec_to_output_image(opj_j2k_t * p_j2k, + opj_image_t * p_image) +{ + OPJ_UINT32 compno; + + /* Move data and copy one information from codec to output image*/ + if (p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode > 0) { + opj_image_comp_t* newcomps = + (opj_image_comp_t*) opj_malloc( + p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode * + sizeof(opj_image_comp_t)); + if (newcomps == NULL) { + opj_image_destroy(p_j2k->m_private_image); + p_j2k->m_private_image = NULL; + return OPJ_FALSE; + } + for (compno = 0; compno < p_image->numcomps; compno++) { + opj_image_data_free(p_image->comps[compno].data); + p_image->comps[compno].data = NULL; + } + for (compno = 0; + compno < p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode; compno++) { + OPJ_UINT32 src_compno = + p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode[compno]; + memcpy(&(newcomps[compno]), + &(p_j2k->m_output_image->comps[src_compno]), + sizeof(opj_image_comp_t)); + newcomps[compno].resno_decoded = + p_j2k->m_output_image->comps[src_compno].resno_decoded; + newcomps[compno].data = p_j2k->m_output_image->comps[src_compno].data; + p_j2k->m_output_image->comps[src_compno].data = NULL; + } + for (compno = 0; compno < p_image->numcomps; compno++) { + assert(p_j2k->m_output_image->comps[compno].data == NULL); + opj_image_data_free(p_j2k->m_output_image->comps[compno].data); + p_j2k->m_output_image->comps[compno].data = NULL; + } + p_image->numcomps = p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode; + opj_free(p_image->comps); + p_image->comps = newcomps; + } else { + for (compno = 0; compno < p_image->numcomps; compno++) { + p_image->comps[compno].resno_decoded = + p_j2k->m_output_image->comps[compno].resno_decoded; + opj_image_data_free(p_image->comps[compno].data); + p_image->comps[compno].data = p_j2k->m_output_image->comps[compno].data; +#if 0 + char fn[256]; + snprintf(fn, sizeof fn, "/tmp/%d.raw", compno); + FILE *debug = fopen(fn, "wb"); + fwrite(p_image->comps[compno].data, sizeof(OPJ_INT32), + p_image->comps[compno].w * p_image->comps[compno].h, debug); + fclose(debug); +#endif + p_j2k->m_output_image->comps[compno].data = NULL; + } + } + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_decode(opj_j2k_t * p_j2k, + opj_stream_private_t * p_stream, + opj_image_t * p_image, + opj_event_mgr_t * p_manager) +{ + if (!p_image) { + return OPJ_FALSE; + } + + /* Heuristics to detect sequence opj_read_header(), opj_set_decoded_resolution_factor() */ + /* and finally opj_decode_image() without manual setting of comps[].factor */ + /* We could potentially always execute it, if we don't allow people to do */ + /* opj_read_header(), modify x0,y0,x1,y1 of returned image an call opj_decode_image() */ + if (p_j2k->m_cp.m_specific_param.m_dec.m_reduce > 0 && + p_j2k->m_private_image != NULL && + p_j2k->m_private_image->numcomps > 0 && + p_j2k->m_private_image->comps[0].factor == + p_j2k->m_cp.m_specific_param.m_dec.m_reduce && + p_image->numcomps > 0 && + p_image->comps[0].factor == 0 && + /* Don't mess with image dimension if the user has allocated it */ + p_image->comps[0].data == NULL) { + OPJ_UINT32 it_comp; + + /* Update the comps[].factor member of the output image with the one */ + /* of m_reduce */ + for (it_comp = 0; it_comp < p_image->numcomps; ++it_comp) { + p_image->comps[it_comp].factor = p_j2k->m_cp.m_specific_param.m_dec.m_reduce; + } + if (!opj_j2k_update_image_dimensions(p_image, p_manager)) { + return OPJ_FALSE; + } + } + + if (p_j2k->m_output_image == NULL) { + p_j2k->m_output_image = opj_image_create0(); + if (!(p_j2k->m_output_image)) { + return OPJ_FALSE; + } + } + opj_copy_image_header(p_image, p_j2k->m_output_image); + + /* customization of the decoding */ + if (!opj_j2k_setup_decoding(p_j2k, p_manager)) { + return OPJ_FALSE; + } + + /* Decode the codestream */ + if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) { + opj_image_destroy(p_j2k->m_private_image); + p_j2k->m_private_image = NULL; + return OPJ_FALSE; + } + + /* Move data and copy one information from codec to output image*/ + return opj_j2k_move_data_from_codec_to_output_image(p_j2k, p_image); +} + +OPJ_BOOL opj_j2k_get_tile(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_image_t* p_image, + opj_event_mgr_t * p_manager, + OPJ_UINT32 tile_index) +{ + OPJ_UINT32 compno; + OPJ_UINT32 l_tile_x, l_tile_y; + opj_image_comp_t* l_img_comp; + + if (!p_image) { + opj_event_msg(p_manager, EVT_ERROR, "We need an image previously created.\n"); + return OPJ_FALSE; + } + + if (p_image->numcomps < p_j2k->m_private_image->numcomps) { + opj_event_msg(p_manager, EVT_ERROR, + "Image has less components than codestream.\n"); + return OPJ_FALSE; + } + + if (/*(tile_index < 0) &&*/ (tile_index >= p_j2k->m_cp.tw * p_j2k->m_cp.th)) { + opj_event_msg(p_manager, EVT_ERROR, + "Tile index provided by the user is incorrect %d (max = %d) \n", tile_index, + (p_j2k->m_cp.tw * p_j2k->m_cp.th) - 1); + return OPJ_FALSE; + } + + /* Compute the dimension of the desired tile*/ + l_tile_x = tile_index % p_j2k->m_cp.tw; + l_tile_y = tile_index / p_j2k->m_cp.tw; + + p_image->x0 = l_tile_x * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0; + if (p_image->x0 < p_j2k->m_private_image->x0) { + p_image->x0 = p_j2k->m_private_image->x0; + } + p_image->x1 = (l_tile_x + 1) * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0; + if (p_image->x1 > p_j2k->m_private_image->x1) { + p_image->x1 = p_j2k->m_private_image->x1; + } + + p_image->y0 = l_tile_y * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0; + if (p_image->y0 < p_j2k->m_private_image->y0) { + p_image->y0 = p_j2k->m_private_image->y0; + } + p_image->y1 = (l_tile_y + 1) * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0; + if (p_image->y1 > p_j2k->m_private_image->y1) { + p_image->y1 = p_j2k->m_private_image->y1; + } + + l_img_comp = p_image->comps; + for (compno = 0; compno < p_j2k->m_private_image->numcomps; ++compno) { + OPJ_INT32 l_comp_x1, l_comp_y1; + + l_img_comp->factor = p_j2k->m_private_image->comps[compno].factor; + + l_img_comp->x0 = opj_uint_ceildiv(p_image->x0, l_img_comp->dx); + l_img_comp->y0 = opj_uint_ceildiv(p_image->y0, l_img_comp->dy); + l_comp_x1 = opj_int_ceildiv((OPJ_INT32)p_image->x1, (OPJ_INT32)l_img_comp->dx); + l_comp_y1 = opj_int_ceildiv((OPJ_INT32)p_image->y1, (OPJ_INT32)l_img_comp->dy); + + l_img_comp->w = (OPJ_UINT32)(opj_int_ceildivpow2(l_comp_x1, + (OPJ_INT32)l_img_comp->factor) - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->x0, + (OPJ_INT32)l_img_comp->factor)); + l_img_comp->h = (OPJ_UINT32)(opj_int_ceildivpow2(l_comp_y1, + (OPJ_INT32)l_img_comp->factor) - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->y0, + (OPJ_INT32)l_img_comp->factor)); + + l_img_comp++; + } + + if (p_image->numcomps > p_j2k->m_private_image->numcomps) { + /* Can happen when calling repeatdly opj_get_decoded_tile() on an + * image with a color palette, where color palette expansion is done + * later in jp2.c */ + for (compno = p_j2k->m_private_image->numcomps; compno < p_image->numcomps; + ++compno) { + opj_image_data_free(p_image->comps[compno].data); + p_image->comps[compno].data = NULL; + } + p_image->numcomps = p_j2k->m_private_image->numcomps; + } + + /* Destroy the previous output image*/ + if (p_j2k->m_output_image) { + opj_image_destroy(p_j2k->m_output_image); + } + + /* Create the output image from the information previously computed*/ + p_j2k->m_output_image = opj_image_create0(); + if (!(p_j2k->m_output_image)) { + return OPJ_FALSE; + } + opj_copy_image_header(p_image, p_j2k->m_output_image); + + p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = (OPJ_INT32)tile_index; + + /* customization of the decoding */ + if (!opj_j2k_setup_decoding_tile(p_j2k, p_manager)) { + return OPJ_FALSE; + } + + /* Decode the codestream */ + if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) { + opj_image_destroy(p_j2k->m_private_image); + p_j2k->m_private_image = NULL; + return OPJ_FALSE; + } + + /* Move data and copy one information from codec to output image*/ + return opj_j2k_move_data_from_codec_to_output_image(p_j2k, p_image); +} + +OPJ_BOOL opj_j2k_set_decoded_resolution_factor(opj_j2k_t *p_j2k, + OPJ_UINT32 res_factor, + opj_event_mgr_t * p_manager) +{ + OPJ_UINT32 it_comp; + + p_j2k->m_cp.m_specific_param.m_dec.m_reduce = res_factor; + + if (p_j2k->m_private_image) { + if (p_j2k->m_private_image->comps) { + if (p_j2k->m_specific_param.m_decoder.m_default_tcp) { + if (p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps) { + for (it_comp = 0 ; it_comp < p_j2k->m_private_image->numcomps; it_comp++) { + OPJ_UINT32 max_res = + p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[it_comp].numresolutions; + if (res_factor >= max_res) { + opj_event_msg(p_manager, EVT_ERROR, + "Resolution factor is greater than the maximum resolution in the component.\n"); + return OPJ_FALSE; + } + p_j2k->m_private_image->comps[it_comp].factor = res_factor; + } + return OPJ_TRUE; + } + } + } + } + + return OPJ_FALSE; +} + +/* ----------------------------------------------------------------------- */ + +OPJ_BOOL opj_j2k_encoder_set_extra_options( + opj_j2k_t *p_j2k, + const char* const* p_options, + opj_event_mgr_t * p_manager) +{ + const char* const* p_option_iter; + + if (p_options == NULL) { + return OPJ_TRUE; + } + + for (p_option_iter = p_options; *p_option_iter != NULL; ++p_option_iter) { + if (strncmp(*p_option_iter, "PLT=", 4) == 0) { + if (strcmp(*p_option_iter, "PLT=YES") == 0) { + p_j2k->m_specific_param.m_encoder.m_PLT = OPJ_TRUE; + } else if (strcmp(*p_option_iter, "PLT=NO") == 0) { + p_j2k->m_specific_param.m_encoder.m_PLT = OPJ_FALSE; + } else { + opj_event_msg(p_manager, EVT_ERROR, + "Invalid value for option: %s.\n", *p_option_iter); + return OPJ_FALSE; + } + } else if (strncmp(*p_option_iter, "TLM=", 4) == 0) { + if (strcmp(*p_option_iter, "TLM=YES") == 0) { + p_j2k->m_specific_param.m_encoder.m_TLM = OPJ_TRUE; + } else if (strcmp(*p_option_iter, "TLM=NO") == 0) { + p_j2k->m_specific_param.m_encoder.m_TLM = OPJ_FALSE; + } else { + opj_event_msg(p_manager, EVT_ERROR, + "Invalid value for option: %s.\n", *p_option_iter); + return OPJ_FALSE; + } + } else if (strncmp(*p_option_iter, "GUARD_BITS=", strlen("GUARD_BITS=")) == 0) { + OPJ_UINT32 tileno; + opj_cp_t *cp = cp = &(p_j2k->m_cp); + + int numgbits = atoi(*p_option_iter + strlen("GUARD_BITS=")); + if (numgbits < 0 || numgbits > 7) { + opj_event_msg(p_manager, EVT_ERROR, + "Invalid value for option: %s. Should be in [0,7]\n", *p_option_iter); + return OPJ_FALSE; + } + + for (tileno = 0; tileno < cp->tw * cp->th; tileno++) { + OPJ_UINT32 i; + opj_tcp_t *tcp = &cp->tcps[tileno]; + for (i = 0; i < p_j2k->m_specific_param.m_encoder.m_nb_comps; i++) { + opj_tccp_t *tccp = &tcp->tccps[i]; + tccp->numgbits = (OPJ_UINT32)numgbits; + } + } + } else { + opj_event_msg(p_manager, EVT_ERROR, + "Invalid option: %s.\n", *p_option_iter); + return OPJ_FALSE; + } + } + + return OPJ_TRUE; +} + +/* ----------------------------------------------------------------------- */ + +OPJ_BOOL opj_j2k_encode(opj_j2k_t * p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager) +{ + OPJ_UINT32 i, j; + OPJ_UINT32 l_nb_tiles; + OPJ_SIZE_T l_max_tile_size = 0, l_current_tile_size; + OPJ_BYTE * l_current_data = 00; + OPJ_BOOL l_reuse_data = OPJ_FALSE; + opj_tcd_t* p_tcd = 00; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_stream != 00); + assert(p_manager != 00); + + p_tcd = p_j2k->m_tcd; + + l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw; + if (l_nb_tiles == 1) { + l_reuse_data = OPJ_TRUE; +#ifdef __SSE__ + for (j = 0; j < p_j2k->m_tcd->image->numcomps; ++j) { + opj_image_comp_t * l_img_comp = p_tcd->image->comps + j; + if (((size_t)l_img_comp->data & 0xFU) != + 0U) { /* tile data shall be aligned on 16 bytes */ + l_reuse_data = OPJ_FALSE; + } + } +#endif + } + for (i = 0; i < l_nb_tiles; ++i) { + if (! opj_j2k_pre_write_tile(p_j2k, i, p_stream, p_manager)) { + if (l_current_data) { + opj_free(l_current_data); + } + return OPJ_FALSE; + } + + /* if we only have one tile, then simply set tile component data equal to image component data */ + /* otherwise, allocate the data */ + for (j = 0; j < p_j2k->m_tcd->image->numcomps; ++j) { + opj_tcd_tilecomp_t* l_tilec = p_tcd->tcd_image->tiles->comps + j; + if (l_reuse_data) { + opj_image_comp_t * l_img_comp = p_tcd->image->comps + j; + l_tilec->data = l_img_comp->data; + l_tilec->ownsData = OPJ_FALSE; + } else { + if (! opj_alloc_tile_component_data(l_tilec)) { + opj_event_msg(p_manager, EVT_ERROR, "Error allocating tile component data."); + if (l_current_data) { + opj_free(l_current_data); + } + return OPJ_FALSE; + } + } + } + l_current_tile_size = opj_tcd_get_encoder_input_buffer_size(p_j2k->m_tcd); + if (!l_reuse_data) { + if (l_current_tile_size > l_max_tile_size) { + OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data, + l_current_tile_size); + if (! l_new_current_data) { + if (l_current_data) { + opj_free(l_current_data); + } + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to encode all tiles\n"); + return OPJ_FALSE; + } + l_current_data = l_new_current_data; + l_max_tile_size = l_current_tile_size; + } + if (l_current_data == NULL) { + /* Should not happen in practice, but will avoid Coverity to */ + /* complain about a null pointer dereference */ + assert(0); + return OPJ_FALSE; + } + + /* copy image data (32 bit) to l_current_data as contiguous, all-component, zero offset buffer */ + /* 32 bit components @ 8 bit precision get converted to 8 bit */ + /* 32 bit components @ 16 bit precision get converted to 16 bit */ + opj_j2k_get_tile_data(p_j2k->m_tcd, l_current_data); + + /* now copy this data into the tile component */ + if (! opj_tcd_copy_tile_data(p_j2k->m_tcd, l_current_data, + l_current_tile_size)) { + opj_event_msg(p_manager, EVT_ERROR, + "Size mismatch between tile data and sent data."); + opj_free(l_current_data); + return OPJ_FALSE; + } + } + + if (! opj_j2k_post_write_tile(p_j2k, p_stream, p_manager)) { + if (l_current_data) { + opj_free(l_current_data); + } + return OPJ_FALSE; + } + } + + if (l_current_data) { + opj_free(l_current_data); + } + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_end_compress(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager) +{ + /* customization of the encoding */ + if (! opj_j2k_setup_end_compress(p_j2k, p_manager)) { + return OPJ_FALSE; + } + + if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) { + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_start_compress(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_image_t * p_image, + opj_event_mgr_t * p_manager) +{ + /* preconditions */ + assert(p_j2k != 00); + assert(p_stream != 00); + assert(p_manager != 00); + + p_j2k->m_private_image = opj_image_create0(); + if (! p_j2k->m_private_image) { + opj_event_msg(p_manager, EVT_ERROR, "Failed to allocate image header."); + return OPJ_FALSE; + } + opj_copy_image_header(p_image, p_j2k->m_private_image); + + /* TODO_MSD: Find a better way */ + if (p_image->comps) { + OPJ_UINT32 it_comp; + for (it_comp = 0 ; it_comp < p_image->numcomps; it_comp++) { + if (p_image->comps[it_comp].data) { + p_j2k->m_private_image->comps[it_comp].data = p_image->comps[it_comp].data; + p_image->comps[it_comp].data = NULL; + + } + } + } + + /* customization of the validation */ + if (! opj_j2k_setup_encoding_validation(p_j2k, p_manager)) { + return OPJ_FALSE; + } + + /* validation of the parameters codec */ + if (! opj_j2k_exec(p_j2k, p_j2k->m_validation_list, p_stream, p_manager)) { + return OPJ_FALSE; + } + + /* customization of the encoding */ + if (! opj_j2k_setup_header_writing(p_j2k, p_manager)) { + return OPJ_FALSE; + } + + /* write header */ + if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) { + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_pre_write_tile(opj_j2k_t * p_j2k, + OPJ_UINT32 p_tile_index, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager) +{ + (void)p_stream; + if (p_tile_index != p_j2k->m_current_tile_number) { + opj_event_msg(p_manager, EVT_ERROR, "The given tile index does not match."); + return OPJ_FALSE; + } + + opj_event_msg(p_manager, EVT_INFO, "tile number %d / %d\n", + p_j2k->m_current_tile_number + 1, p_j2k->m_cp.tw * p_j2k->m_cp.th); + + p_j2k->m_specific_param.m_encoder.m_current_tile_part_number = 0; + p_j2k->m_tcd->cur_totnum_tp = p_j2k->m_cp.tcps[p_tile_index].m_nb_tile_parts; + p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0; + + /* initialisation before tile encoding */ + if (! opj_tcd_init_encode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number, + p_manager)) { + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +static void opj_get_tile_dimensions(opj_image_t * l_image, + opj_tcd_tilecomp_t * l_tilec, + opj_image_comp_t * l_img_comp, + OPJ_UINT32* l_size_comp, + OPJ_UINT32* l_width, + OPJ_UINT32* l_height, + OPJ_UINT32* l_offset_x, + OPJ_UINT32* l_offset_y, + OPJ_UINT32* l_image_width, + OPJ_UINT32* l_stride, + OPJ_UINT32* l_tile_offset) +{ + OPJ_UINT32 l_remaining; + *l_size_comp = l_img_comp->prec >> 3; /* (/8) */ + l_remaining = l_img_comp->prec & 7; /* (%8) */ + if (l_remaining) { + *l_size_comp += 1; + } + + if (*l_size_comp == 3) { + *l_size_comp = 4; + } + + *l_width = (OPJ_UINT32)(l_tilec->x1 - l_tilec->x0); + *l_height = (OPJ_UINT32)(l_tilec->y1 - l_tilec->y0); + *l_offset_x = opj_uint_ceildiv(l_image->x0, l_img_comp->dx); + *l_offset_y = opj_uint_ceildiv(l_image->y0, l_img_comp->dy); + *l_image_width = opj_uint_ceildiv(l_image->x1 - l_image->x0, l_img_comp->dx); + *l_stride = *l_image_width - *l_width; + *l_tile_offset = ((OPJ_UINT32)l_tilec->x0 - *l_offset_x) + (( + OPJ_UINT32)l_tilec->y0 - *l_offset_y) * *l_image_width; +} + +static void opj_j2k_get_tile_data(opj_tcd_t * p_tcd, OPJ_BYTE * p_data) +{ + OPJ_UINT32 i, j, k = 0; + + for (i = 0; i < p_tcd->image->numcomps; ++i) { + opj_image_t * l_image = p_tcd->image; + OPJ_INT32 * l_src_ptr; + opj_tcd_tilecomp_t * l_tilec = p_tcd->tcd_image->tiles->comps + i; + opj_image_comp_t * l_img_comp = l_image->comps + i; + OPJ_UINT32 l_size_comp, l_width, l_height, l_offset_x, l_offset_y, + l_image_width, l_stride, l_tile_offset; + + opj_get_tile_dimensions(l_image, + l_tilec, + l_img_comp, + &l_size_comp, + &l_width, + &l_height, + &l_offset_x, + &l_offset_y, + &l_image_width, + &l_stride, + &l_tile_offset); + + l_src_ptr = l_img_comp->data + l_tile_offset; + + switch (l_size_comp) { + case 1: { + OPJ_CHAR * l_dest_ptr = (OPJ_CHAR*) p_data; + if (l_img_comp->sgnd) { + for (j = 0; j < l_height; ++j) { + for (k = 0; k < l_width; ++k) { + *(l_dest_ptr) = (OPJ_CHAR)(*l_src_ptr); + ++l_dest_ptr; + ++l_src_ptr; + } + l_src_ptr += l_stride; + } + } else { + for (j = 0; j < l_height; ++j) { + for (k = 0; k < l_width; ++k) { + *(l_dest_ptr) = (OPJ_CHAR)((*l_src_ptr) & 0xff); + ++l_dest_ptr; + ++l_src_ptr; + } + l_src_ptr += l_stride; + } + } + + p_data = (OPJ_BYTE*) l_dest_ptr; + } + break; + case 2: { + OPJ_INT16 * l_dest_ptr = (OPJ_INT16 *) p_data; + if (l_img_comp->sgnd) { + for (j = 0; j < l_height; ++j) { + for (k = 0; k < l_width; ++k) { + *(l_dest_ptr++) = (OPJ_INT16)(*(l_src_ptr++)); + } + l_src_ptr += l_stride; + } + } else { + for (j = 0; j < l_height; ++j) { + for (k = 0; k < l_width; ++k) { + *(l_dest_ptr++) = (OPJ_INT16)((*(l_src_ptr++)) & 0xffff); + } + l_src_ptr += l_stride; + } + } + + p_data = (OPJ_BYTE*) l_dest_ptr; + } + break; + case 4: { + OPJ_INT32 * l_dest_ptr = (OPJ_INT32 *) p_data; + for (j = 0; j < l_height; ++j) { + for (k = 0; k < l_width; ++k) { + *(l_dest_ptr++) = *(l_src_ptr++); + } + l_src_ptr += l_stride; + } + + p_data = (OPJ_BYTE*) l_dest_ptr; + } + break; + } + } +} + +static OPJ_BOOL opj_j2k_post_write_tile(opj_j2k_t * p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager) +{ + OPJ_UINT32 l_nb_bytes_written; + OPJ_BYTE * l_current_data = 00; + OPJ_UINT32 l_tile_size = 0; + OPJ_UINT32 l_available_data; + + /* preconditions */ + assert(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data); + + l_tile_size = p_j2k->m_specific_param.m_encoder.m_encoded_tile_size; + l_available_data = l_tile_size; + l_current_data = p_j2k->m_specific_param.m_encoder.m_encoded_tile_data; + + l_nb_bytes_written = 0; + if (! opj_j2k_write_first_tile_part(p_j2k, l_current_data, &l_nb_bytes_written, + l_available_data, p_stream, p_manager)) { + return OPJ_FALSE; + } + l_current_data += l_nb_bytes_written; + l_available_data -= l_nb_bytes_written; + + l_nb_bytes_written = 0; + if (! opj_j2k_write_all_tile_parts(p_j2k, l_current_data, &l_nb_bytes_written, + l_available_data, p_stream, p_manager)) { + return OPJ_FALSE; + } + + l_available_data -= l_nb_bytes_written; + l_nb_bytes_written = l_tile_size - l_available_data; + + if (opj_stream_write_data(p_stream, + p_j2k->m_specific_param.m_encoder.m_encoded_tile_data, + l_nb_bytes_written, p_manager) != l_nb_bytes_written) { + return OPJ_FALSE; + } + + ++p_j2k->m_current_tile_number; + + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_setup_end_compress(opj_j2k_t *p_j2k, + opj_event_mgr_t * p_manager) +{ + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + + /* DEVELOPER CORNER, insert your custom procedures */ + if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list, + (opj_procedure)opj_j2k_write_eoc, p_manager)) { + return OPJ_FALSE; + } + + if (p_j2k->m_specific_param.m_encoder.m_TLM) { + if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list, + (opj_procedure)opj_j2k_write_updated_tlm, p_manager)) { + return OPJ_FALSE; + } + } + + if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list, + (opj_procedure)opj_j2k_write_epc, p_manager)) { + return OPJ_FALSE; + } + if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list, + (opj_procedure)opj_j2k_end_encoding, p_manager)) { + return OPJ_FALSE; + } + if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list, + (opj_procedure)opj_j2k_destroy_header_memory, p_manager)) { + return OPJ_FALSE; + } + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_setup_encoding_validation(opj_j2k_t *p_j2k, + opj_event_mgr_t * p_manager) +{ + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + + if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list, + (opj_procedure)opj_j2k_build_encoder, p_manager)) { + return OPJ_FALSE; + } + if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list, + (opj_procedure)opj_j2k_encoding_validation, p_manager)) { + return OPJ_FALSE; + } + + /* DEVELOPER CORNER, add your custom validation procedure */ + if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list, + (opj_procedure)opj_j2k_mct_validation, p_manager)) { + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_setup_header_writing(opj_j2k_t *p_j2k, + opj_event_mgr_t * p_manager) +{ + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + + if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list, + (opj_procedure)opj_j2k_init_info, p_manager)) { + return OPJ_FALSE; + } + if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list, + (opj_procedure)opj_j2k_write_soc, p_manager)) { + return OPJ_FALSE; + } + if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list, + (opj_procedure)opj_j2k_write_siz, p_manager)) { + return OPJ_FALSE; + } + if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list, + (opj_procedure)opj_j2k_write_cod, p_manager)) { + return OPJ_FALSE; + } + if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list, + (opj_procedure)opj_j2k_write_qcd, p_manager)) { + return OPJ_FALSE; + } + if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list, + (opj_procedure)opj_j2k_write_all_coc, p_manager)) { + return OPJ_FALSE; + } + if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list, + (opj_procedure)opj_j2k_write_all_qcc, p_manager)) { + return OPJ_FALSE; + } + + if (p_j2k->m_specific_param.m_encoder.m_TLM) { + if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list, + (opj_procedure)opj_j2k_write_tlm, p_manager)) { + return OPJ_FALSE; + } + + if (p_j2k->m_cp.rsiz == OPJ_PROFILE_CINEMA_4K) { + if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list, + (opj_procedure)opj_j2k_write_poc, p_manager)) { + return OPJ_FALSE; + } + } + } + + if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list, + (opj_procedure)opj_j2k_write_regions, p_manager)) { + return OPJ_FALSE; + } + + if (p_j2k->m_cp.comment != 00) { + if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list, + (opj_procedure)opj_j2k_write_com, p_manager)) { + return OPJ_FALSE; + } + } + + /* DEVELOPER CORNER, insert your custom procedures */ + if ((p_j2k->m_cp.rsiz & (OPJ_PROFILE_PART2 | OPJ_EXTENSION_MCT)) == + (OPJ_PROFILE_PART2 | OPJ_EXTENSION_MCT)) { + if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list, + (opj_procedure)opj_j2k_write_mct_data_group, p_manager)) { + return OPJ_FALSE; + } + } + /* End of Developer Corner */ + + if (p_j2k->cstr_index) { + if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list, + (opj_procedure)opj_j2k_get_end_header, p_manager)) { + return OPJ_FALSE; + } + } + + if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list, + (opj_procedure)opj_j2k_create_tcd, p_manager)) { + return OPJ_FALSE; + } + if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list, + (opj_procedure)opj_j2k_update_rates, p_manager)) { + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_write_first_tile_part(opj_j2k_t *p_j2k, + OPJ_BYTE * p_data, + OPJ_UINT32 * p_data_written, + OPJ_UINT32 total_data_size, + opj_stream_private_t *p_stream, + struct opj_event_mgr * p_manager) +{ + OPJ_UINT32 l_nb_bytes_written = 0; + OPJ_UINT32 l_current_nb_bytes_written; + OPJ_BYTE * l_begin_data = 00; + + opj_tcd_t * l_tcd = 00; + opj_cp_t * l_cp = 00; + + l_tcd = p_j2k->m_tcd; + l_cp = &(p_j2k->m_cp); + + l_tcd->cur_pino = 0; + + /*Get number of tile parts*/ + p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0; + + /* INDEX >> */ + /* << INDEX */ + + l_current_nb_bytes_written = 0; + l_begin_data = p_data; + if (! opj_j2k_write_sot(p_j2k, p_data, total_data_size, + &l_current_nb_bytes_written, p_stream, + p_manager)) { + return OPJ_FALSE; + } + + l_nb_bytes_written += l_current_nb_bytes_written; + p_data += l_current_nb_bytes_written; + total_data_size -= l_current_nb_bytes_written; + + if (!OPJ_IS_CINEMA(l_cp->rsiz)) { +#if 0 + for (compno = 1; compno < p_j2k->m_private_image->numcomps; compno++) { + l_current_nb_bytes_written = 0; + opj_j2k_write_coc_in_memory(p_j2k, compno, p_data, &l_current_nb_bytes_written, + p_manager); + l_nb_bytes_written += l_current_nb_bytes_written; + p_data += l_current_nb_bytes_written; + total_data_size -= l_current_nb_bytes_written; + + l_current_nb_bytes_written = 0; + opj_j2k_write_qcc_in_memory(p_j2k, compno, p_data, &l_current_nb_bytes_written, + p_manager); + l_nb_bytes_written += l_current_nb_bytes_written; + p_data += l_current_nb_bytes_written; + total_data_size -= l_current_nb_bytes_written; + } +#endif + if (l_cp->tcps[p_j2k->m_current_tile_number].POC) { + l_current_nb_bytes_written = 0; + opj_j2k_write_poc_in_memory(p_j2k, p_data, &l_current_nb_bytes_written, + p_manager); + l_nb_bytes_written += l_current_nb_bytes_written; + p_data += l_current_nb_bytes_written; + total_data_size -= l_current_nb_bytes_written; + } + } + + l_current_nb_bytes_written = 0; + if (! opj_j2k_write_sod(p_j2k, l_tcd, p_data, &l_current_nb_bytes_written, + total_data_size, p_stream, p_manager)) { + return OPJ_FALSE; + } + + l_nb_bytes_written += l_current_nb_bytes_written; + * p_data_written = l_nb_bytes_written; + + /* Writing Psot in SOT marker */ + opj_write_bytes(l_begin_data + 6, l_nb_bytes_written, + 4); /* PSOT */ + + if (p_j2k->m_specific_param.m_encoder.m_TLM) { + opj_j2k_update_tlm(p_j2k, l_nb_bytes_written); + } + + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_write_all_tile_parts(opj_j2k_t *p_j2k, + OPJ_BYTE * p_data, + OPJ_UINT32 * p_data_written, + OPJ_UINT32 total_data_size, + opj_stream_private_t *p_stream, + struct opj_event_mgr * p_manager + ) +{ + OPJ_UINT32 tilepartno = 0; + OPJ_UINT32 l_nb_bytes_written = 0; + OPJ_UINT32 l_current_nb_bytes_written; + OPJ_UINT32 l_part_tile_size; + OPJ_UINT32 tot_num_tp; + OPJ_UINT32 pino; + + OPJ_BYTE * l_begin_data; + opj_tcp_t *l_tcp = 00; + opj_tcd_t * l_tcd = 00; + opj_cp_t * l_cp = 00; + + l_tcd = p_j2k->m_tcd; + l_cp = &(p_j2k->m_cp); + l_tcp = l_cp->tcps + p_j2k->m_current_tile_number; + + /*Get number of tile parts*/ + tot_num_tp = opj_j2k_get_num_tp(l_cp, 0, p_j2k->m_current_tile_number); + + /* start writing remaining tile parts */ + ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number; + for (tilepartno = 1; tilepartno < tot_num_tp ; ++tilepartno) { + p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno; + l_current_nb_bytes_written = 0; + l_part_tile_size = 0; + l_begin_data = p_data; + + if (! opj_j2k_write_sot(p_j2k, p_data, + total_data_size, + &l_current_nb_bytes_written, + p_stream, + p_manager)) { + return OPJ_FALSE; + } + + l_nb_bytes_written += l_current_nb_bytes_written; + p_data += l_current_nb_bytes_written; + total_data_size -= l_current_nb_bytes_written; + l_part_tile_size += l_current_nb_bytes_written; + + l_current_nb_bytes_written = 0; + if (! opj_j2k_write_sod(p_j2k, l_tcd, p_data, &l_current_nb_bytes_written, + total_data_size, p_stream, p_manager)) { + return OPJ_FALSE; + } + + p_data += l_current_nb_bytes_written; + l_nb_bytes_written += l_current_nb_bytes_written; + total_data_size -= l_current_nb_bytes_written; + l_part_tile_size += l_current_nb_bytes_written; + + /* Writing Psot in SOT marker */ + opj_write_bytes(l_begin_data + 6, l_part_tile_size, + 4); /* PSOT */ + + if (p_j2k->m_specific_param.m_encoder.m_TLM) { + opj_j2k_update_tlm(p_j2k, l_part_tile_size); + } + + ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number; + } + + for (pino = 1; pino <= l_tcp->numpocs; ++pino) { + l_tcd->cur_pino = pino; + + /*Get number of tile parts*/ + tot_num_tp = opj_j2k_get_num_tp(l_cp, pino, p_j2k->m_current_tile_number); + for (tilepartno = 0; tilepartno < tot_num_tp ; ++tilepartno) { + p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno; + l_current_nb_bytes_written = 0; + l_part_tile_size = 0; + l_begin_data = p_data; + + if (! opj_j2k_write_sot(p_j2k, p_data, + total_data_size, + &l_current_nb_bytes_written, p_stream, + p_manager)) { + return OPJ_FALSE; + } + + l_nb_bytes_written += l_current_nb_bytes_written; + p_data += l_current_nb_bytes_written; + total_data_size -= l_current_nb_bytes_written; + l_part_tile_size += l_current_nb_bytes_written; + + l_current_nb_bytes_written = 0; + + if (! opj_j2k_write_sod(p_j2k, l_tcd, p_data, &l_current_nb_bytes_written, + total_data_size, p_stream, p_manager)) { + return OPJ_FALSE; + } + + l_nb_bytes_written += l_current_nb_bytes_written; + p_data += l_current_nb_bytes_written; + total_data_size -= l_current_nb_bytes_written; + l_part_tile_size += l_current_nb_bytes_written; + + /* Writing Psot in SOT marker */ + opj_write_bytes(l_begin_data + 6, l_part_tile_size, + 4); /* PSOT */ + + if (p_j2k->m_specific_param.m_encoder.m_TLM) { + opj_j2k_update_tlm(p_j2k, l_part_tile_size); + } + + ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number; + } + } + + *p_data_written = l_nb_bytes_written; + + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_write_updated_tlm(opj_j2k_t *p_j2k, + struct opj_stream_private *p_stream, + struct opj_event_mgr * p_manager) +{ + OPJ_UINT32 l_tlm_size; + OPJ_OFF_T l_tlm_position, l_current_position; + OPJ_UINT32 size_per_tile_part; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + size_per_tile_part = p_j2k->m_specific_param.m_encoder.m_Ttlmi_is_byte ? 5 : 6; + l_tlm_size = size_per_tile_part * + p_j2k->m_specific_param.m_encoder.m_total_tile_parts; + l_tlm_position = 6 + p_j2k->m_specific_param.m_encoder.m_tlm_start; + l_current_position = opj_stream_tell(p_stream); + + if (! opj_stream_seek(p_stream, l_tlm_position, p_manager)) { + return OPJ_FALSE; + } + + if (opj_stream_write_data(p_stream, + p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer, l_tlm_size, + p_manager) != l_tlm_size) { + return OPJ_FALSE; + } + + if (! opj_stream_seek(p_stream, l_current_position, p_manager)) { + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_end_encoding(opj_j2k_t *p_j2k, + struct opj_stream_private *p_stream, + struct opj_event_mgr * p_manager) +{ + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + OPJ_UNUSED(p_stream); + OPJ_UNUSED(p_manager); + + opj_tcd_destroy(p_j2k->m_tcd); + p_j2k->m_tcd = 00; + + if (p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) { + opj_free(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer); + p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = 0; + p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = 0; + } + + if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) { + opj_free(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data); + p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = 0; + } + + p_j2k->m_specific_param.m_encoder.m_encoded_tile_size = 0; + + return OPJ_TRUE; +} + +/** + * Destroys the memory associated with the decoding of headers. + */ +static OPJ_BOOL opj_j2k_destroy_header_memory(opj_j2k_t * p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager + ) +{ + /* preconditions */ + assert(p_j2k != 00); + assert(p_stream != 00); + assert(p_manager != 00); + + OPJ_UNUSED(p_stream); + OPJ_UNUSED(p_manager); + + if (p_j2k->m_specific_param.m_encoder.m_header_tile_data) { + opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data); + p_j2k->m_specific_param.m_encoder.m_header_tile_data = 0; + } + + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0; + + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_init_info(opj_j2k_t *p_j2k, + struct opj_stream_private *p_stream, + struct opj_event_mgr * p_manager) +{ + opj_codestream_info_t * l_cstr_info = 00; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + (void)l_cstr_info; + + OPJ_UNUSED(p_stream); + + /* TODO mergeV2: check this part which use cstr_info */ + /*l_cstr_info = p_j2k->cstr_info; + + if (l_cstr_info) { + OPJ_UINT32 compno; + l_cstr_info->tile = (opj_tile_info_t *) opj_malloc(p_j2k->m_cp.tw * p_j2k->m_cp.th * sizeof(opj_tile_info_t)); + + l_cstr_info->image_w = p_j2k->m_image->x1 - p_j2k->m_image->x0; + l_cstr_info->image_h = p_j2k->m_image->y1 - p_j2k->m_image->y0; + + l_cstr_info->prog = (&p_j2k->m_cp.tcps[0])->prg; + + l_cstr_info->tw = p_j2k->m_cp.tw; + l_cstr_info->th = p_j2k->m_cp.th; + + l_cstr_info->tile_x = p_j2k->m_cp.tdx;*/ /* new version parser */ + /*l_cstr_info->tile_y = p_j2k->m_cp.tdy;*/ /* new version parser */ + /*l_cstr_info->tile_Ox = p_j2k->m_cp.tx0;*/ /* new version parser */ + /*l_cstr_info->tile_Oy = p_j2k->m_cp.ty0;*/ /* new version parser */ + + /*l_cstr_info->numcomps = p_j2k->m_image->numcomps; + + l_cstr_info->numlayers = (&p_j2k->m_cp.tcps[0])->numlayers; + + l_cstr_info->numdecompos = (OPJ_INT32*) opj_malloc(p_j2k->m_image->numcomps * sizeof(OPJ_INT32)); + + for (compno=0; compno < p_j2k->m_image->numcomps; compno++) { + l_cstr_info->numdecompos[compno] = (&p_j2k->m_cp.tcps[0])->tccps->numresolutions - 1; + } + + l_cstr_info->D_max = 0.0; */ /* ADD Marcela */ + + /*l_cstr_info->main_head_start = opj_stream_tell(p_stream);*/ /* position of SOC */ + + /*l_cstr_info->maxmarknum = 100; + l_cstr_info->marker = (opj_marker_info_t *) opj_malloc(l_cstr_info->maxmarknum * sizeof(opj_marker_info_t)); + l_cstr_info->marknum = 0; + }*/ + + return opj_j2k_calculate_tp(p_j2k, &(p_j2k->m_cp), + &p_j2k->m_specific_param.m_encoder.m_total_tile_parts, p_j2k->m_private_image, + p_manager); +} + +/** + * Creates a tile-coder encoder. + * + * @param p_stream the stream to write data to. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_create_tcd(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager + ) +{ + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + OPJ_UNUSED(p_stream); + + p_j2k->m_tcd = opj_tcd_create(OPJ_FALSE); + + if (! p_j2k->m_tcd) { + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to create Tile Coder\n"); + return OPJ_FALSE; + } + + if (!opj_tcd_init(p_j2k->m_tcd, p_j2k->m_private_image, &p_j2k->m_cp, + p_j2k->m_tp)) { + opj_tcd_destroy(p_j2k->m_tcd); + p_j2k->m_tcd = 00; + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_write_tile(opj_j2k_t * p_j2k, + OPJ_UINT32 p_tile_index, + OPJ_BYTE * p_data, + OPJ_UINT32 p_data_size, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager) +{ + if (! opj_j2k_pre_write_tile(p_j2k, p_tile_index, p_stream, p_manager)) { + opj_event_msg(p_manager, EVT_ERROR, + "Error while opj_j2k_pre_write_tile with tile index = %d\n", p_tile_index); + return OPJ_FALSE; + } else { + OPJ_UINT32 j; + /* Allocate data */ + for (j = 0; j < p_j2k->m_tcd->image->numcomps; ++j) { + opj_tcd_tilecomp_t* l_tilec = p_j2k->m_tcd->tcd_image->tiles->comps + j; + + if (! opj_alloc_tile_component_data(l_tilec)) { + opj_event_msg(p_manager, EVT_ERROR, "Error allocating tile component data."); + return OPJ_FALSE; + } + } + + /* now copy data into the tile component */ + if (! opj_tcd_copy_tile_data(p_j2k->m_tcd, p_data, p_data_size)) { + opj_event_msg(p_manager, EVT_ERROR, + "Size mismatch between tile data and sent data."); + return OPJ_FALSE; + } + if (! opj_j2k_post_write_tile(p_j2k, p_stream, p_manager)) { + opj_event_msg(p_manager, EVT_ERROR, + "Error while opj_j2k_post_write_tile with tile index = %d\n", p_tile_index); + return OPJ_FALSE; + } + } + + return OPJ_TRUE; +}
