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jas_cm.h
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/* * Copyright (c) 2002-2003 Michael David Adams. * All rights reserved. */ /* __START_OF_JASPER_LICENSE__ * * JasPer License Version 2.0 * * Copyright (c) 2001-2006 Michael David Adams * Copyright (c) 1999-2000 Image Power, Inc. * Copyright (c) 1999-2000 The University of British Columbia * * 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__ */ /* * Color Management * * $Id$ */ #ifndef JAS_CM_H #define JAS_CM_H #include <jasper/jas_config.h> #include <jasper/jas_icc.h> #ifdef __cplusplus extern "C" { #endif typedef int jas_clrspc_t; /* transform operations */ #define JAS_CMXFORM_OP_FWD 0 #define JAS_CMXFORM_OP_REV 1 #define JAS_CMXFORM_OP_PROOF 2 #define JAS_CMXFORM_OP_GAMUT 3 /* rendering intents */ #define JAS_CMXFORM_INTENT_PER 0 #define JAS_CMXFORM_INTENT_RELCLR 1 #define JAS_CMXFORM_INTENT_ABSCLR 2 #define JAS_CMXFORM_INTENT_SAT 3 #define JAS_CMXFORM_NUMINTENTS 4 #define JAS_CMXFORM_OPTM_SPEED 0 #define JAS_CMXFORM_OPTM_SIZE 1 #define JAS_CMXFORM_OPTM_ACC 2 #define jas_clrspc_create(fam, mbr) (((fam) << 8) | (mbr)) #define jas_clrspc_fam(clrspc) ((clrspc) >> 8) #define jas_clrspc_mbr(clrspc) ((clrspc) & 0xff) #define jas_clrspc_isgeneric(clrspc) (!jas_clrspc_mbr(clrspc)) #define jas_clrspc_isunknown(clrspc) ((clrspc) & JAS_CLRSPC_UNKNOWNMASK) #define JAS_CLRSPC_UNKNOWNMASK 0x4000 /* color space families */ #define JAS_CLRSPC_FAM_UNKNOWN 0 #define JAS_CLRSPC_FAM_XYZ 1 #define JAS_CLRSPC_FAM_LAB 2 #define JAS_CLRSPC_FAM_GRAY 3 #define JAS_CLRSPC_FAM_RGB 4 #define JAS_CLRSPC_FAM_YCBCR 5 /* specific color spaces */ #define JAS_CLRSPC_UNKNOWN JAS_CLRSPC_UNKNOWNMASK #define JAS_CLRSPC_CIEXYZ jas_clrspc_create(JAS_CLRSPC_FAM_XYZ, 1) #define JAS_CLRSPC_CIELAB jas_clrspc_create(JAS_CLRSPC_FAM_LAB, 1) #define JAS_CLRSPC_SGRAY jas_clrspc_create(JAS_CLRSPC_FAM_GRAY, 1) #define JAS_CLRSPC_SRGB jas_clrspc_create(JAS_CLRSPC_FAM_RGB, 1) #define JAS_CLRSPC_SYCBCR jas_clrspc_create(JAS_CLRSPC_FAM_YCBCR, 1) /* generic color spaces */ #define JAS_CLRSPC_GENRGB jas_clrspc_create(JAS_CLRSPC_FAM_RGB, 0) #define JAS_CLRSPC_GENGRAY jas_clrspc_create(JAS_CLRSPC_FAM_GRAY, 0) #define JAS_CLRSPC_GENYCBCR jas_clrspc_create(JAS_CLRSPC_FAM_YCBCR, 0) #define JAS_CLRSPC_CHANIND_YCBCR_Y 0 #define JAS_CLRSPC_CHANIND_YCBCR_CB 1 #define JAS_CLRSPC_CHANIND_YCBCR_CR 2 #define JAS_CLRSPC_CHANIND_RGB_R 0 #define JAS_CLRSPC_CHANIND_RGB_G 1 #define JAS_CLRSPC_CHANIND_RGB_B 2 #define JAS_CLRSPC_CHANIND_GRAY_Y 0 typedef double jas_cmreal_t; struct jas_cmpxform_s; typedef struct { long *buf; int prec; int sgnd; int width; int height; } jas_cmcmptfmt_t; typedef struct { int numcmpts; jas_cmcmptfmt_t *cmptfmts; } jas_cmpixmap_t; typedef struct { void (*destroy)(struct jas_cmpxform_s *pxform); int (*apply)(struct jas_cmpxform_s *pxform, jas_cmreal_t *in, jas_cmreal_t *out, int cnt); void (*dump)(struct jas_cmpxform_s *pxform); } jas_cmpxformops_t; typedef struct { jas_cmreal_t *data; int size; } jas_cmshapmatlut_t; typedef struct { int mono; int order; int useluts; int usemat; jas_cmshapmatlut_t luts[3]; jas_cmreal_t mat[3][4]; } jas_cmshapmat_t; typedef struct { int order; } jas_cmshaplut_t; typedef struct { int inclrspc; int outclrspc; } jas_cmclrspcconv_t; #define jas_align_t double typedef struct jas_cmpxform_s { int refcnt; jas_cmpxformops_t *ops; int numinchans; int numoutchans; union { jas_align_t dummy; jas_cmshapmat_t shapmat; jas_cmshaplut_t shaplut; jas_cmclrspcconv_t clrspcconv; } data; } jas_cmpxform_t; typedef struct { int numpxforms; int maxpxforms; jas_cmpxform_t **pxforms; } jas_cmpxformseq_t; typedef struct { int numinchans; int numoutchans; jas_cmpxformseq_t *pxformseq; } jas_cmxform_t; #define JAS_CMPROF_TYPE_DEV 1 #define JAS_CMPROF_TYPE_CLRSPC 2 #define JAS_CMPROF_NUMPXFORMSEQS 13 typedef struct { int clrspc; int numchans; int refclrspc; int numrefchans; jas_iccprof_t *iccprof; jas_cmpxformseq_t *pxformseqs[JAS_CMPROF_NUMPXFORMSEQS]; } jas_cmprof_t; /* Create a profile. */ /* Destroy a profile. */ void jas_cmprof_destroy(jas_cmprof_t *prof); #if 0 typedef int_fast32_t jas_cmattrname_t; typedef int_fast32_t jas_cmattrval_t; typedef int_fast32_t jas_cmattrtype_t; /* Load a profile. */ int jas_cmprof_load(jas_cmprof_t *prof, jas_stream_t *in, int fmt); /* Save a profile. */ int jas_cmprof_save(jas_cmprof_t *prof, jas_stream_t *out, int fmt); /* Set an attribute of a profile. */ int jas_cm_prof_setattr(jas_cm_prof_t *prof, jas_cm_attrname_t name, void *val); /* Get an attribute of a profile. */ void *jas_cm_prof_getattr(jas_cm_prof_t *prof, jas_cm_attrname_t name); #endif jas_cmxform_t *jas_cmxform_create(jas_cmprof_t *inprof, jas_cmprof_t *outprof, jas_cmprof_t *proofprof, int op, int intent, int optimize); void jas_cmxform_destroy(jas_cmxform_t *xform); /* Apply a transform to data. */ int jas_cmxform_apply(jas_cmxform_t *xform, jas_cmpixmap_t *in, jas_cmpixmap_t *out); int jas_cxform_optimize(jas_cmxform_t *xform, int optimize); int jas_clrspc_numchans(int clrspc); jas_cmprof_t *jas_cmprof_createfromiccprof(jas_iccprof_t *iccprof); jas_cmprof_t *jas_cmprof_createfromclrspc(int clrspc); jas_iccprof_t *jas_iccprof_createfromcmprof(jas_cmprof_t *prof); #define jas_cmprof_clrspc(prof) ((prof)->clrspc) jas_cmprof_t *jas_cmprof_copy(jas_cmprof_t *prof); #ifdef __cplusplus } #endif #endif