X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?a=blobdiff_plain;f=src%2Fgdcmjasper%2Fsrc%2Flibjasper%2Fbmp%2Fbmp_cod.c;fp=src%2Fgdcmjasper%2Fsrc%2Flibjasper%2Fbmp%2Fbmp_cod.c;h=08644d916f9ee69b3066533e652653eafc977898;hb=92caef4ab9527cc610e45d51e6fde0d94a045088;hp=0000000000000000000000000000000000000000;hpb=564b105de075ba4db5c3c6075874955f33e18f7e;p=gdcm.git diff --git a/src/gdcmjasper/src/libjasper/bmp/bmp_cod.c b/src/gdcmjasper/src/libjasper/bmp/bmp_cod.c new file mode 100644 index 00000000..08644d91 --- /dev/null +++ b/src/gdcmjasper/src/libjasper/bmp/bmp_cod.c @@ -0,0 +1,135 @@ +/* + * Copyright (c) 1999-2000 Image Power, Inc. and the University of + * British Columbia. + * Copyright (c) 2001-2002 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__ + */ + +/* + * Windows Bitmap File Library + * + * $Id: bmp_cod.c,v 1.1 2005/05/22 18:33:00 malaterre Exp $ + */ + +/******************************************************************************\ +* Includes. +\******************************************************************************/ + +#include + +#include "jasper/jas_types.h" +#include "jasper/jas_image.h" +#include "jasper/jas_malloc.h" + +#include "bmp_cod.h" + +/******************************************************************************\ +* Constructors and destructors. +\******************************************************************************/ + +bmp_info_t *bmp_info_create() +{ + bmp_info_t *info; + if (!(info = jas_malloc(sizeof(bmp_info_t)))) { + return 0; + } + info->palents = 0; + return info; +} + +void bmp_info_destroy(bmp_info_t *info) +{ + if (info->palents) { + jas_free(info->palents); + } + jas_free(info); +} + +/******************************************************************************\ +* Miscellaneous functions. +\******************************************************************************/ + +int bmp_isgrayscalepal(bmp_palent_t *palents, int numpalents) +{ + bmp_palent_t *palent; + int i; + + for (i = numpalents, palent = palents; i > 0; --i, ++palent) { + if (palent->red != palent->grn || palent->red != palent->blu) { + return 0; + } + } + return 1; +} + +int bmp_numcmpts(bmp_info_t *info) +{ + int numcmpts; + + if (info->depth == 24) { + numcmpts = 3; + } else if (info->depth == 8) { + numcmpts = bmp_isgrayscalepal(info->palents, info->numcolors) ? + 1 : 3; + } else { + numcmpts = 0; + abort(); + } + return numcmpts; +}