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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
/* The configuration header file should be included first. */
#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;
#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);
/* Create a profile. */
JAS_DLLEXPORT jas_cmprof_t *jas_cmprof_createfromiccprof(jas_iccprof_t *iccprof);
JAS_DLLEXPORT jas_cmprof_t *jas_cmprof_createfromclrspc(int clrspc);
/* Destroy a profile. */
JAS_DLLEXPORT void jas_cmprof_destroy(jas_cmprof_t *prof);
int jas_clrspc_numchans(int clrspc);
JAS_DLLEXPORT jas_iccprof_t *jas_iccprof_createfromcmprof(jas_cmprof_t *prof);
#define jas_cmprof_clrspc(prof) ((prof)->clrspc)
JAS_DLLEXPORT jas_cmprof_t *jas_cmprof_copy(jas_cmprof_t *prof);
#ifdef __cplusplus
}
#endif
#endif