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 (at) 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 __INVERT_H 33 #define __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 n 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 /* __INVERT_H */ 65
