/* * Copyright (c) 2001-2003, David Janssens * Copyright (c) 2002-2003, Yannick Verschueren * Copyright (c) 2003-2005, Francois Devaux and Antonin Descampe * Copyright (c) 2005, Herve Drolon, FreeImage Team * Copyright (c) 2002-2005, Communications and remote sensing Laboratory, Universite catholique de Louvain, Belgium * 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. */ #ifndef __MCT_H #define __MCT_H /** @file mct.h @brief Implementation of a multi-component transforms (MCT) The functions in MCT.C have for goal to realize reversible and irreversible multicomponent transform. The functions in MCT.C are used by some function in TCD.C. */ /** @defgroup MCT MCT - Implementation of a multi-component transform */ /*@{*/ /** @name Funciones generales */ /*@{*/ /* ----------------------------------------------------------------------- */ /** Apply a reversible multi-component transform to an image @param c0 Samples for red component @param c1 Samples for green component @param c2 Samples blue component @param n Number of samples for each component */ void mct_encode(int *c0, int *c1, int *c2, int n); /** Apply a reversible multi-component inverse transform to an image @param c0 Samples for luminance component @param c1 Samples for red chrominance component @param c2 Samples for blue chrominance component @param n Number of samples for each component */ void mct_decode(int *c0, int *c1, int *c2, int n); /** Get norm of the basis function used for the reversible multi-component transform @param compno Number of the component (0->Y, 1->U, 2->V) @return */ double mct_getnorm(int compno); /** Apply an irreversible multi-component transform to an image @param c0 Samples for red component @param c1 Samples for green component @param c2 Samples blue component @param n Number of samples for each component */ void mct_encode_real(int *c0, int *c1, int *c2, int n); /** Apply an irreversible multi-component inverse transform to an image @param c0 Samples for luminance component @param c1 Samples for red chrominance component @param c2 Samples for blue chrominance component @param n Number of samples for each component */ void mct_decode_real(int *c0, int *c1, int *c2, int n); /** Get norm of the basis function used for the irreversible multi-component transform @param compno Number of the component (0->Y, 1->U, 2->V) @return */ double mct_getnorm_real(int compno); /* ----------------------------------------------------------------------- */ /*@}*/ /*@}*/ #endif /* __MCT_H */