X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?a=blobdiff_plain;f=src%2Fgdcmjasper%2Fsrc%2Flibjasper%2Fjpc%2Fjpc_mct.c;fp=src%2Fgdcmjasper%2Fsrc%2Flibjasper%2Fjpc%2Fjpc_mct.c;h=0000000000000000000000000000000000000000;hb=0e030c69b4fec60eaf0c92a6c1701a3e8de5e794;hp=b9663f6fd1e284b098d7802834a3476dd36a96bf;hpb=bbe839f4ab724c326fddb9c7ac156d14d9c6da26;p=gdcm.git diff --git a/src/gdcmjasper/src/libjasper/jpc/jpc_mct.c b/src/gdcmjasper/src/libjasper/jpc/jpc_mct.c deleted file mode 100644 index b9663f6f..00000000 --- a/src/gdcmjasper/src/libjasper/jpc/jpc_mct.c +++ /dev/null @@ -1,291 +0,0 @@ -/* - * Copyright (c) 1999-2000 Image Power, Inc. and the University of - * British Columbia. - * Copyright (c) 2001-2003 Michael David Adams. - * All rights reserved. - */ - -/* __START_OF_JASPER_LICENSE__ - * - * JasPer License Version 2.0 - * - * Copyright (c) 1999-2000 Image Power, Inc. - * Copyright (c) 1999-2000 The University of British Columbia - * Copyright (c) 2001-2003 Michael David Adams - * - * All rights reserved. - * - * Permission is hereby granted, free of charge, to any person (the - * "User") obtaining a copy of this software and associated documentation - * files (the "Software"), to deal in the Software without restriction, - * including without limitation the rights to use, copy, modify, merge, - * publish, distribute, and/or sell copies of the Software, and to permit - * persons to whom the Software is furnished to do so, subject to the - * following conditions: - * - * 1. The above copyright notices and this permission notice (which - * includes the disclaimer below) shall be included in all copies or - * substantial portions of the Software. - * - * 2. The name of a copyright holder shall not be used to endorse or - * promote products derived from the Software without specific prior - * written permission. - * - * THIS DISCLAIMER OF WARRANTY CONSTITUTES AN ESSENTIAL PART OF THIS - * LICENSE. NO USE OF THE SOFTWARE IS AUTHORIZED HEREUNDER EXCEPT UNDER - * THIS DISCLAIMER. THE SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS - * "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING - * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A - * PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. IN NO - * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL - * INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING - * FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, - * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION - * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. NO ASSURANCES ARE - * PROVIDED BY THE COPYRIGHT HOLDERS THAT THE SOFTWARE DOES NOT INFRINGE - * THE PATENT OR OTHER INTELLECTUAL PROPERTY RIGHTS OF ANY OTHER ENTITY. - * EACH COPYRIGHT HOLDER DISCLAIMS ANY LIABILITY TO THE USER FOR CLAIMS - * BROUGHT BY ANY OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL - * PROPERTY RIGHTS OR OTHERWISE. AS A CONDITION TO EXERCISING THE RIGHTS - * GRANTED HEREUNDER, EACH USER HEREBY ASSUMES SOLE RESPONSIBILITY TO SECURE - * ANY OTHER INTELLECTUAL PROPERTY RIGHTS NEEDED, IF ANY. THE SOFTWARE - * IS NOT FAULT-TOLERANT AND IS NOT INTENDED FOR USE IN MISSION-CRITICAL - * SYSTEMS, SUCH AS THOSE USED IN THE OPERATION OF NUCLEAR FACILITIES, - * AIRCRAFT NAVIGATION OR COMMUNICATION SYSTEMS, AIR TRAFFIC CONTROL - * SYSTEMS, DIRECT LIFE SUPPORT MACHINES, OR WEAPONS SYSTEMS, IN WHICH - * THE FAILURE OF THE SOFTWARE OR SYSTEM COULD LEAD DIRECTLY TO DEATH, - * PERSONAL INJURY, OR SEVERE PHYSICAL OR ENVIRONMENTAL DAMAGE ("HIGH - * RISK ACTIVITIES"). THE COPYRIGHT HOLDERS SPECIFICALLY DISCLAIM ANY - * EXPRESS OR IMPLIED WARRANTY OF FITNESS FOR HIGH RISK ACTIVITIES. - * - * __END_OF_JASPER_LICENSE__ - */ - -/* - * Multicomponent Transform Code - * - * $Id: jpc_mct.c,v 1.1 2005/05/22 18:33:04 malaterre Exp $ - */ - -/******************************************************************************\ -* Includes. -\******************************************************************************/ - -#include - -#include "jasper/jas_seq.h" - -#include "jpc_fix.h" -#include "jpc_mct.h" - -/******************************************************************************\ -* Code. -\******************************************************************************/ - -/* Compute the forward RCT. */ - -void jpc_rct(jas_matrix_t *c0, jas_matrix_t *c1, jas_matrix_t *c2) -{ - int numrows; - int numcols; - int i; - int j; - jpc_fix_t *c0p; - jpc_fix_t *c1p; - jpc_fix_t *c2p; - - numrows = jas_matrix_numrows(c0); - numcols = jas_matrix_numcols(c0); - - /* All three matrices must have the same dimensions. */ - assert(jas_matrix_numrows(c1) == numrows && jas_matrix_numcols(c1) == numcols - && jas_matrix_numrows(c2) == numrows && jas_matrix_numcols(c2) == numcols); - - for (i = 0; i < numrows; i++) { - c0p = jas_matrix_getref(c0, i, 0); - c1p = jas_matrix_getref(c1, i, 0); - c2p = jas_matrix_getref(c2, i, 0); - for (j = numcols; j > 0; --j) { - int r; - int g; - int b; - int y; - int u; - int v; - r = *c0p; - g = *c1p; - b = *c2p; - y = (r + (g << 1) + b) >> 2; - u = b - g; - v = r - g; - *c0p++ = y; - *c1p++ = u; - *c2p++ = v; - } - } -} - -/* Compute the inverse RCT. */ - -void jpc_irct(jas_matrix_t *c0, jas_matrix_t *c1, jas_matrix_t *c2) -{ - int numrows; - int numcols; - int i; - int j; - jpc_fix_t *c0p; - jpc_fix_t *c1p; - jpc_fix_t *c2p; - - numrows = jas_matrix_numrows(c0); - numcols = jas_matrix_numcols(c0); - - /* All three matrices must have the same dimensions. */ - assert(jas_matrix_numrows(c1) == numrows && jas_matrix_numcols(c1) == numcols - && jas_matrix_numrows(c2) == numrows && jas_matrix_numcols(c2) == numcols); - - for (i = 0; i < numrows; i++) { - c0p = jas_matrix_getref(c0, i, 0); - c1p = jas_matrix_getref(c1, i, 0); - c2p = jas_matrix_getref(c2, i, 0); - for (j = numcols; j > 0; --j) { - int r; - int g; - int b; - int y; - int u; - int v; - y = *c0p; - u = *c1p; - v = *c2p; - g = y - ((u + v) >> 2); - r = v + g; - b = u + g; - *c0p++ = r; - *c1p++ = g; - *c2p++ = b; - } - } -} - -void jpc_ict(jas_matrix_t *c0, jas_matrix_t *c1, jas_matrix_t *c2) -{ - int numrows; - int numcols; - int i; - int j; - jpc_fix_t r; - jpc_fix_t g; - jpc_fix_t b; - jpc_fix_t y; - jpc_fix_t u; - jpc_fix_t v; - jpc_fix_t *c0p; - jpc_fix_t *c1p; - jpc_fix_t *c2p; - - numrows = jas_matrix_numrows(c0); - assert(jas_matrix_numrows(c1) == numrows && jas_matrix_numrows(c2) == numrows); - numcols = jas_matrix_numcols(c0); - assert(jas_matrix_numcols(c1) == numcols && jas_matrix_numcols(c2) == numcols); - for (i = 0; i < numrows; ++i) { - c0p = jas_matrix_getref(c0, i, 0); - c1p = jas_matrix_getref(c1, i, 0); - c2p = jas_matrix_getref(c2, i, 0); - for (j = numcols; j > 0; --j) { - r = *c0p; - g = *c1p; - b = *c2p; - y = jpc_fix_add3(jpc_fix_mul(jpc_dbltofix(0.299), r), jpc_fix_mul(jpc_dbltofix(0.587), g), - jpc_fix_mul(jpc_dbltofix(0.114), b)); - u = jpc_fix_add3(jpc_fix_mul(jpc_dbltofix(-0.16875), r), jpc_fix_mul(jpc_dbltofix(-0.33126), g), - jpc_fix_mul(jpc_dbltofix(0.5), b)); - v = jpc_fix_add3(jpc_fix_mul(jpc_dbltofix(0.5), r), jpc_fix_mul(jpc_dbltofix(-0.41869), g), - jpc_fix_mul(jpc_dbltofix(-0.08131), b)); - *c0p++ = y; - *c1p++ = u; - *c2p++ = v; - } - } -} - -void jpc_iict(jas_matrix_t *c0, jas_matrix_t *c1, jas_matrix_t *c2) -{ - int numrows; - int numcols; - int i; - int j; - jpc_fix_t r; - jpc_fix_t g; - jpc_fix_t b; - jpc_fix_t y; - jpc_fix_t u; - jpc_fix_t v; - jpc_fix_t *c0p; - jpc_fix_t *c1p; - jpc_fix_t *c2p; - - numrows = jas_matrix_numrows(c0); - assert(jas_matrix_numrows(c1) == numrows && jas_matrix_numrows(c2) == numrows); - numcols = jas_matrix_numcols(c0); - assert(jas_matrix_numcols(c1) == numcols && jas_matrix_numcols(c2) == numcols); - for (i = 0; i < numrows; ++i) { - c0p = jas_matrix_getref(c0, i, 0); - c1p = jas_matrix_getref(c1, i, 0); - c2p = jas_matrix_getref(c2, i, 0); - for (j = numcols; j > 0; --j) { - y = *c0p; - u = *c1p; - v = *c2p; - r = jpc_fix_add(y, jpc_fix_mul(jpc_dbltofix(1.402), v)); - g = jpc_fix_add3(y, jpc_fix_mul(jpc_dbltofix(-0.34413), u), - jpc_fix_mul(jpc_dbltofix(-0.71414), v)); - b = jpc_fix_add(y, jpc_fix_mul(jpc_dbltofix(1.772), u)); - *c0p++ = r; - *c1p++ = g; - *c2p++ = b; - } - } -} - -jpc_fix_t jpc_mct_getsynweight(int mctid, int cmptno) -{ - jpc_fix_t synweight; - - synweight = JPC_FIX_ONE; - switch (mctid) { - case JPC_MCT_RCT: - switch (cmptno) { - case 0: - synweight = jpc_dbltofix(sqrt(3.0)); - break; - case 1: - synweight = jpc_dbltofix(sqrt(0.6875)); - break; - case 2: - synweight = jpc_dbltofix(sqrt(0.6875)); - break; - } - break; - case JPC_MCT_ICT: - switch (cmptno) { - case 0: - synweight = jpc_dbltofix(sqrt(3.0000)); - break; - case 1: - synweight = jpc_dbltofix(sqrt(3.2584)); - break; - case 2: - synweight = jpc_dbltofix(sqrt(2.4755)); - break; - } - break; -#if 0 - default: - synweight = JPC_FIX_ONE; - break; -#endif - } - - return synweight; -}