Mercurial > hgrepos > Python2 > PyMuPDF

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