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comparison mupdf-source/thirdparty/openjpeg/src/lib/openjp2/invert.h @ 2:b50eed0cc0ef upstream

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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
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1:1d09e1dec1d9 2:b50eed0cc0ef
1 /*
2 * The copyright in this software is being made available under the 2-clauses
3 * BSD License, included below. This software may be subject to other third
4 * party and contributor rights, including patent rights, and no such rights
5 * are granted under this license.
6 *
7 * Copyright (c) 2008, Jerome Fimes, Communications & Systemes <jerome.fimes@c-s.fr>
8 * All rights reserved.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
20 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
23 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 */
31
32 #ifndef OPJ_INVERT_H
33 #define OPJ_INVERT_H
34 /**
35 @file invert.h
36 @brief Implementation of the matrix inversion
37
38 The function in INVERT.H compute a matrix inversion with a LUP method
39 */
40
41 /** @defgroup INVERT INVERT - Implementation of a matrix inversion */
42 /*@{*/
43 /** @name Exported functions */
44 /*@{*/
45 /* ----------------------------------------------------------------------- */
46
47 /**
48 * Calculates a n x n double matrix inversion with a LUP method. Data is aligned, rows after rows (or columns after columns).
49 * The function does not take ownership of any memory block, data must be fred by the user.
50 *
51 * @param pSrcMatrix the matrix to invert.
52 * @param pDestMatrix data to store the inverted matrix.
53 * @param nb_compo size of the matrix
54 * @return OPJ_TRUE if the inversion is successful, OPJ_FALSE if the matrix is singular.
55 */
56 OPJ_BOOL opj_matrix_inversion_f(OPJ_FLOAT32 * pSrcMatrix,
57 OPJ_FLOAT32 * pDestMatrix,
58 OPJ_UINT32 nb_compo);
59 /* ----------------------------------------------------------------------- */
60 /*@}*/
61
62 /*@}*/
63
64 #endif /* OPJ_INVERT_H */