annotate mupdf-source/thirdparty/openjpeg/NEWS.md @ 43:202a1f38a622

FIX: New added code snippets did not yet account for the changed return values from "_fromto()"
author Franz Glasner <fzglas.hg@dom66.de>
date Sat, 11 Oct 2025 17:15:08 +0200
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1 # OpenJPEG NEWS
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3 More details in the [CHANGELOG](https://github.com/uclouvain/openjpeg/blob/master/CHANGELOG.md)
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5 ## OpenJPEG 2.5.3 (Dec 2024)
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7 No API/ABI break compared to v2.5.2
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9 ### New Features
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11 * Use TLM \(Tile Length Marker\) segments to optimize decoding [\#1538](https://github.com/uclouvain/openjpeg/pull/1538)
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12 * Add AVX2 and AVX512 optimization [\#1552](https://github.com/uclouvain/openjpeg/pull/1552)
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13 * Support setting enumcs for CMYK and EYCC color space [\#1529](https://github.com/uclouvain/openjpeg/pull/1529)
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15 ### Bug fixes
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17 * Do not turn on 'TPsot==TNsot detection fix' when TNsot==1, and add a OPJ_DPARAMETERS_DISABLE_TPSOT_FIX flag to disable it [\#1560](https://github.com/uclouvain/openjpeg/pull/1560)
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18 * opj\_j2k\_setup\_encoder\(\): set numgbits = 1 for Cinema2K [\#1559](https://github.com/uclouvain/openjpeg/pull/1559)
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19 * fix: when EPH markers are specified, they are required. [\#1547](https://github.com/uclouvain/openjpeg/pull/1547)
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20 * sycc422\_to\_rgb\(\): fix out-of-bounds read accesses when 2 \* width\_component\_1\_or\_2 + 1 == with\_component\_0 [\#1566](https://github.com/uclouvain/openjpeg/pull/1566)
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21 * Avoid heap-buffer-overflow read on corrupted image in non-strict mode [\#1536](https://github.com/uclouvain/openjpeg/pull/1536)
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22 * opj\_j2k\_read\_sod\(\): validate opj\_stream\_read\_data\(\) return to avoid potential later heap-buffer-overflow in in opj_t1_decode_cblk when disabling strict mode [\#1534](https://github.com/uclouvain/openjpeg/pull/1534)
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23 * fix integer Overflow at j2k.c:9614 [\#1530](https://github.com/uclouvain/openjpeg/pull/1530)
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24 * Memory leak fixes in error code path of opj\_compress [\#1567](https://github.com/uclouvain/openjpeg/issues/1567)
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25 * opj\_j2k\_decode\_tiles\(\): avoid use of uninitialized l\_current\_tile\_no variable [\#1528](https://github.com/uclouvain/openjpeg/pull/1528)
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26 * Do not allow header length to be zero in non-zero length packet [\#1526](https://github.com/uclouvain/openjpeg/pull/1526)
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27 * Fix building on OpenBSD big endian hosts [\#1520](https://github.com/uclouvain/openjpeg/pull/1520)
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29 ### Changes in third party components
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31 * thirdparty/libz: update to zlib-1.3.1 [\#1542](https://github.com/uclouvain/openjpeg/pull/1542)
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32 * thirdparty/libpng: update to libpng-1.6.43 [\#1541](https://github.com/uclouvain/openjpeg/pull/1541)
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33 * thirdparty/libtiff: update to libtiff 4.6.0 [\#1540](https://github.com/uclouvain/openjpeg/pull/1540)
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35 ## OpenJPEG 2.5.2 (Feb 2024)
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37 No API/ABI break compared to v2.5.1
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39 * Make sure openjpeg.h includes opj_config.h [\#1514](https://github.com/uclouvain/openjpeg/issues/1514)
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41 ## OpenJPEG 2.5.1 (Feb 2024)
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43 No API/ABI break compared to v2.5.0
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45 * CMake: drop support for cmake < 3.5
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46 * Several bugfixes, including [\#1509](https://github.com/uclouvain/openjpeg/pull/1509) for CVE-2021-3575
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47 * Significant speed-up rate allocation by rate/distoratio ratio [\#1440](https://github.com/uclouvain/openjpeg/pull/1440)
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49 ## OpenJPEG 2.5.0 (May 2022)
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51 No API/ABI break compared to v2.4.0, but additional symbols for subset of components decoding (hence the MINOR version bump).
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53 * Encoder: add support for generation of TLM markers [\#1359](https://github.com/uclouvain/openjpeg/pull/1359)
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54 * Decoder: add support for high throughput \(HTJ2K\) decoding. [\#1381](https://github.com/uclouvain/openjpeg/pull/1381)
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55 * Decoder: add support for partial bitstream decoding [\#1407](https://github.com/uclouvain/openjpeg/pull/1407)
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56 * Bug fixes (including security fixes)
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58 ## OpenJPEG 2.4.0 (December 2020)
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60 No API/ABI break compared to v2.3.1, but additional symbols for subset of components decoding (hence the MINOR version bump).
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62 * Encoder: add support for multithreading [\#1248](https://github.com/uclouvain/openjpeg/pull/1248)
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63 * Encoder: add support for generation of PLT markers [\#1246](https://github.com/uclouvain/openjpeg/pull/1246)
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64 * Encoder: single-threaded performance improvements in forward DWT for 5-3 and 9-7 (and other improvements) [\#1253](https://github.com/uclouvain/openjpeg/pull/1253)
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65 * Encoder: support IMF profiles [\#1235](https://github.com/uclouvain/openjpeg/pull/1235)
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66 * Many bug fixes (including security fixes)
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68 ## OpenJPEG 2.3.1 (April 2019)
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70 No API/ABI break compared to v2.3.0
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72 * Many bug fixes (including security fixes)
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74 ## OpenJPEG 2.3.0 (October 2017)
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76 No API/ABI break compared to v2.2.0 but additional symbols for subset of components decoding (hence the MINOR version bump).
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78 * Sub-tile decoding: when setting a window of interest through the API function opj_set_decode_area(), only codeblocks that intersect this window are now decoded (i.e. MCT, IDWT, and entropy decoding are only done on the window of interest). Moreover, memory allocation now depends on the size of the window of interest (instead of the full tile size).
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79 [\#990](https://github.com/uclouvain/openjpeg/pull/990) [\#1001](https://github.com/uclouvain/openjpeg/pull/1001) [\#1010](https://github.com/uclouvain/openjpeg/pull/1010)
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80 * Ability to decode only a subset of components. This adds the following function `opj_set_decoded_components(opj_codec_t p_codec, OPJ_UINT32 numcomps, const OPJ_UINT32 comps_indices, OPJ_BOOL apply_color_transforms)` and equivalent `opj_decompress -c compno[,compno]*`
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81 option.
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82 [\#1022](https://github.com/uclouvain/openjpeg/pull/1022)
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83 * Many bug fixes (including security fixes)
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85 ## OpenJPEG 2.2.0 (August 2017)
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87 No API/ABI break compared to v2.1.2 but additional symbols for multithreading support (hence the MINOR version bump).
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88
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89 ### Codebase improvements
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90
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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91 * Memory consumption reduction at decoding side [\#968](https://github.com/uclouvain/openjpeg/pull/968)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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92 * Multi-threading support at decoding side [\#786](https://github.com/uclouvain/openjpeg/pull/786)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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93 * Tier-1 speed optimizations (encoder and decoder) [\#945](https://github.com/uclouvain/openjpeg/pull/945)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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94 * Tier-1 decoder further optimization [\#783](https://github.com/uclouvain/openjpeg/pull/783)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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95 * Inverse 5x3 DWT speed optimization: single-pass lifting and SSE2/AVX2 implementation [\#957](https://github.com/uclouvain/openjpeg/pull/957)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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96 * Fixed a bug that prevented OpenJPEG to compress losslessly in some situations [\#949](https://github.com/uclouvain/openjpeg/pull/949)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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97 * Fixed BYPASS/LAZY, RESTART/TERMALL and PTERM mode switches
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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98 * Many other bug fixes (including security fixes)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
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99
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
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100 ### Maintenance improvements
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101
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102 * Benchmarking scripts to automatically compare the speed of latest OpenJPEG build with latest release and/or Kakadu binaries [\#917](https://github.com/uclouvain/openjpeg/pull/917)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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103 * CPU and RAM usage profiling scripts [\#918](https://github.com/uclouvain/openjpeg/pull/918)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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104 * Codebase reformatting (with astyle) and scripts to automatically check that new commits comply with formatting guidelines [\#919](https://github.com/uclouvain/openjpeg/pull/919)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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105 * Register OpenJPEG at Google OSS Fuzz initiative, so as to automatically have OpenJPEG tested against Google fuzzer [\#965](https://github.com/uclouvain/openjpeg/issues/965)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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106
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107 ## OpenJPEG 2.1.2 (September 2016)
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108
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109 * Bug fixes (including security fixes)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
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110 * No API/ABI break compared to v2.1.1
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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111
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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112 ## OpenJPEG 2.1.1 (July 2016)
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113
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114 * Huge amount of critical bugfixes
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
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115 * Speed improvements
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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116 * No API/ABI break compared to v2.1
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117
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118 ## OpenJPEG 2.1.0 (April 2014)
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119
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120 ### New Features
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121
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122 * Digital Cinema profiles have been fixed and updated
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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123 * New option to disable MCT if needed
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
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124 * extended RAW support: it is now possible to input raw images
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
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125 with subsampled color components (422, 420, etc)
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Franz Glasner <fzglas.hg@dom66.de>
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126 * New way to deal with profiles
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127
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128 ### API/ABI modifications
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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parents:
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129 (see [here](http://www.openjpeg.org/abi-check/timeline/openjpeg/) for details)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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130
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131 * Removed deprecated functions
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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132 * opj_stream_create_default_file_stream(FILE*,...)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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133 * opj_stream_create_file_stream(FILE*,...)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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134 * opj_stream_set_user_data (opj_stream_t* p_stream, void * p_data)
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Franz Glasner <fzglas.hg@dom66.de>
parents:
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135 * Added
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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136 * opj_stream_create_default_file_stream(char*,...)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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137 * opj_stream_create_file_stream(char*,...)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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138 * opj_stream_destroy(opj_stream_t*)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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139 * opj_stream_set_user_data (opj_stream_t* p_stream, void * p_data,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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140 ... opj_stream_free_user_data_fn p_function)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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141 * JPEG 2000 profiles and Part-2 extensions defined through '#define'
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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142 * Changed
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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143 * 'alpha' field added to 'opj_image_comp' structure
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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144 * 'OPJ_CLRSPC_EYCC' added to enum COLOR_SPACE
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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145 * 'OPJ_CLRSPC_CMYK' added to enum COLOR_SPACE
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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146 * 'OPJ_CODEC_JPP' and 'OPJ_CODEC_JPX' added to CODEC_FORMAT
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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147 (not yet used in use)
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Franz Glasner <fzglas.hg@dom66.de>
parents:
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148 * 'max_cs_size' and 'rsiz' fields added to opj_cparameters_t
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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149
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parents:
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150 ### Misc
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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151
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Franz Glasner <fzglas.hg@dom66.de>
parents:
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152 * OpenJPEG is now officially conformant with JPEG 2000 Part-1
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
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153 and will soon become official reference software at the
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154 JPEG committee.
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Franz Glasner <fzglas.hg@dom66.de>
parents:
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155 * Huge amount of bug fixes. See CHANGES for details.
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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156
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157
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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parents:
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158 ## OpenJPEG 2.0.0
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159
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parents:
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160 ### New Features
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161
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162 * streaming capabilities
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Franz Glasner <fzglas.hg@dom66.de>
parents:
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163 * merge JP3D
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164
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parents:
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165 ### API modifications
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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166 (see [here](http://www.openjpeg.org/abi-check/timeline/openjpeg/) for details)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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167
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168 * Use a 64bits capable API
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169
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parents:
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170 ### Misc
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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171
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parents:
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172 * removed autotools build system
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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173 * folders hierarchies reorganisation
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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174 * Huge amount of bug fixes. See CHANGES for details.