1/*
2 * Copyright (c) 2002-2003 Michael David Adams.
3 * All rights reserved.
4 */
5
6/* __START_OF_JASPER_LICENSE__
7 *
8 * JasPer License Version 2.0
9 *
10 * Copyright (c) 2001-2006 Michael David Adams
11 * Copyright (c) 1999-2000 Image Power, Inc.
12 * Copyright (c) 1999-2000 The University of British Columbia
13 *
14 * All rights reserved.
15 *
16 * Permission is hereby granted, free of charge, to any person (the
17 * "User") obtaining a copy of this software and associated documentation
18 * files (the "Software"), to deal in the Software without restriction,
19 * including without limitation the rights to use, copy, modify, merge,
20 * publish, distribute, and/or sell copies of the Software, and to permit
21 * persons to whom the Software is furnished to do so, subject to the
22 * following conditions:
23 *
24 * 1.  The above copyright notices and this permission notice (which
25 * includes the disclaimer below) shall be included in all copies or
26 * substantial portions of the Software.
27 *
28 * 2.  The name of a copyright holder shall not be used to endorse or
29 * promote products derived from the Software without specific prior
30 * written permission.
31 *
32 * THIS DISCLAIMER OF WARRANTY CONSTITUTES AN ESSENTIAL PART OF THIS
33 * LICENSE.  NO USE OF THE SOFTWARE IS AUTHORIZED HEREUNDER EXCEPT UNDER
34 * THIS DISCLAIMER.  THE SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS
35 * "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
36 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
37 * PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.  IN NO
38 * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL
39 * INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING
40 * FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
41 * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
42 * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.  NO ASSURANCES ARE
43 * PROVIDED BY THE COPYRIGHT HOLDERS THAT THE SOFTWARE DOES NOT INFRINGE
44 * THE PATENT OR OTHER INTELLECTUAL PROPERTY RIGHTS OF ANY OTHER ENTITY.
45 * EACH COPYRIGHT HOLDER DISCLAIMS ANY LIABILITY TO THE USER FOR CLAIMS
46 * BROUGHT BY ANY OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL
47 * PROPERTY RIGHTS OR OTHERWISE.  AS A CONDITION TO EXERCISING THE RIGHTS
48 * GRANTED HEREUNDER, EACH USER HEREBY ASSUMES SOLE RESPONSIBILITY TO SECURE
49 * ANY OTHER INTELLECTUAL PROPERTY RIGHTS NEEDED, IF ANY.  THE SOFTWARE
50 * IS NOT FAULT-TOLERANT AND IS NOT INTENDED FOR USE IN MISSION-CRITICAL
51 * SYSTEMS, SUCH AS THOSE USED IN THE OPERATION OF NUCLEAR FACILITIES,
52 * AIRCRAFT NAVIGATION OR COMMUNICATION SYSTEMS, AIR TRAFFIC CONTROL
53 * SYSTEMS, DIRECT LIFE SUPPORT MACHINES, OR WEAPONS SYSTEMS, IN WHICH
54 * THE FAILURE OF THE SOFTWARE OR SYSTEM COULD LEAD DIRECTLY TO DEATH,
55 * PERSONAL INJURY, OR SEVERE PHYSICAL OR ENVIRONMENTAL DAMAGE ("HIGH
56 * RISK ACTIVITIES").  THE COPYRIGHT HOLDERS SPECIFICALLY DISCLAIM ANY
57 * EXPRESS OR IMPLIED WARRANTY OF FITNESS FOR HIGH RISK ACTIVITIES.
58 *
59 * __END_OF_JASPER_LICENSE__
60 */
61
62#ifndef JAS_ICC_H
63#define	JAS_ICC_H
64
65#include <jasper/jas_config.h>
66#include <jasper/jas_types.h>
67#include <jasper/jas_stream.h>
68
69#ifdef __cplusplus
70extern "C" {
71#endif
72
73/* Profile file signature. */
74#define	JAS_ICC_MAGIC		0x61637370
75
76#define	JAS_ICC_HDRLEN	128
77
78/* Profile/device class signatures. */
79#define	JAS_ICC_CLAS_IN	0x73636e72 /* input device */
80#define	JAS_ICC_CLAS_DPY	0x6d6e7472 /* display device */
81#define	JAS_ICC_CLAS_OUT	0x70727472 /* output device */
82#define	JAS_ICC_CLAS_LNK	0x6c696e6b /* device link */
83#define	JAS_ICC_CLAS_CNV	0x73706163 /* color space conversion */
84#define	JAS_ICC_CLAS_ABS	0x61627374 /* abstract */
85#define	JAS_ICC_CLAS_NAM	0x6e6d636c /* named color */
86
87/* Color space signatures. */
88#define	JAS_ICC_COLORSPC_XYZ	0x58595a20 /* XYZ */
89#define	JAS_ICC_COLORSPC_LAB	0x4c616220 /* LAB */
90#define	JAS_ICC_COLORSPC_LUV	0x4c757620 /* LUV */
91#define	JAS_ICC_COLORSPC_YCBCR	0x59436272 /* YCbCr */
92#define	JAS_ICC_COLORSPC_YXY	0x59787920 /* Yxy */
93#define	JAS_ICC_COLORSPC_RGB	0x52474220 /* RGB */
94#define	JAS_ICC_COLORSPC_GRAY	0x47524159 /* Gray */
95#define	JAS_ICC_COLORSPC_HSV	0x48535620 /* HSV */
96#define	JAS_ICC_COLORSPC_HLS	0x484c5320 /* HLS */
97#define	JAS_ICC_COLORSPC_CMYK	0x434d594b /* CMYK */
98#define	JAS_ICC_COLORSPC_CMY	0x434d5920 /* CMY */
99#define	JAS_ICC_COLORSPC_2	0x32434c52 /* 2 channel color */
100#define	JAS_ICC_COLORSPC_3	0x33434c52 /* 3 channel color */
101#define	JAS_ICC_COLORSPC_4	0x34434c52 /* 4 channel color */
102#define	JAS_ICC_COLORSPC_5	0x35434c52 /* 5 channel color */
103#define	JAS_ICC_COLORSPC_6	0x36434c52 /* 6 channel color */
104#define	JAS_ICC_COLORSPC_7	0x37434c52 /* 7 channel color */
105#define	JAS_ICC_COLORSPC_8	0x38434c52 /* 8 channel color */
106#define	JAS_ICC_COLORSPC_9	0x39434c52 /* 9 channel color */
107#define	JAS_ICC_COLORSPC_10	0x41434c52 /* 10 channel color */
108#define	JAS_ICC_COLORSPC_11	0x42434c52 /* 11 channel color */
109#define	JAS_ICC_COLORSPC_12	0x43434c52 /* 12 channel color */
110#define	JAS_ICC_COLORSPC_13	0x44434c52 /* 13 channel color */
111#define	JAS_ICC_COLORSPC_14	0x45434c52 /* 14 channel color */
112#define	JAS_ICC_COLORSPC_15	0x46434c52 /* 15 channel color */
113
114/* Profile connection color space (PCS) signatures. */
115#define	JAS_ICC_REFCOLORSPC_XYZ		0x58595a20 /* CIE XYZ */
116#define	JAS_ICC_REFCOLORSPC_LAB		0x4c616220 /* CIE Lab */
117
118/* Primary platform signatures. */
119#define	JAS_ICC_PLATFORM_APPL	0x4150504c /* Apple Computer */
120#define	JAS_ICC_PLATFORM_MSFT	0x4d534654 /* Microsoft */
121#define	JAS_ICC_PLATFORM_SGI	0x53474920 /* Silicon Graphics */
122#define	JAS_ICC_PLATFORM_SUNW	0x53554e57 /* Sun Microsystems */
123#define	JAS_ICC_PLATFORM_TGNT	0x54474e54 /* Taligent */
124
125/* Profile flags. */
126#define	JAS_ICC_FLAGS_EMBED	0x01 /* embedded */
127#define	JAS_ICC_FLAGS_NOSEP	0x02 /* no separate use */
128
129/* Attributes. */
130#define	JAS_ICC_ATTR_TRANS	0x01 /* transparent */
131#define	JAS_ICC_ATTR_MATTE	0x02 /* matte */
132
133/* Rendering intents. */
134#define	JAS_ICC_INTENT_PER	0 /* perceptual */
135#define	JAS_ICC_INTENT_REL	1 /* relative colorimetric */
136#define	JAS_ICC_INTENT_SAT	2 /* saturation */
137#define	JAS_ICC_INTENT_ABS	3 /* absolute colorimetric */
138
139/* Tag signatures. */
140#define	JAS_ICC_TAG_ATOB0		0x41324230 /* */
141#define	JAS_ICC_TAG_ATOB1		0x41324231 /* */
142#define	JAS_ICC_TAG_ATOB2		0x41324232 /* */
143#define	JAS_ICC_TAG_BLUMATCOL		0x6258595a /* */
144#define	JAS_ICC_TAG_BLUTRC		0x62545243 /* */
145#define	JAS_ICC_TAG_BTOA0		0x42324130 /* */
146#define	JAS_ICC_TAG_BTOA1		0x42324131 /* */
147#define	JAS_ICC_TAG_BTOA2		0x42324132 /* */
148#define	JAS_ICC_TAG_CALTIME		0x63616c74 /* */
149#define	JAS_ICC_TAG_CHARTARGET		0x74617267 /* */
150#define	JAS_ICC_TAG_CPYRT		0x63707274 /* */
151#define	JAS_ICC_TAG_CRDINFO		0x63726469 /* */
152#define	JAS_ICC_TAG_DEVMAKERDESC	0x646d6e64 /* */
153#define	JAS_ICC_TAG_DEVMODELDESC	0x646d6464 /* */
154#define	JAS_ICC_TAG_DEVSET		0x64657673 /* */
155#define	JAS_ICC_TAG_GAMUT		0x67616d74 /* */
156#define	JAS_ICC_TAG_GRYTRC		0x6b545243 /* */
157#define	JAS_ICC_TAG_GRNMATCOL		0x6758595a /* */
158#define	JAS_ICC_TAG_GRNTRC		0x67545243 /* */
159#define	JAS_ICC_TAG_LUM			0x6c756d69 /* */
160#define	JAS_ICC_TAG_MEASURE		0x6d656173 /* */
161#define	JAS_ICC_TAG_MEDIABLKPT		0x626b7074 /* */
162#define	JAS_ICC_TAG_MEDIAWHIPT		0x77747074 /* */
163#define	JAS_ICC_TAG_NAMCOLR		0x6e636f6c /* */
164#define	JAS_ICC_TAG_NAMCOLR2		0x6e636c32 /* */
165#define	JAS_ICC_TAG_OUTRESP		0x72657370 /* */
166#define	JAS_ICC_TAG_PREVIEW0		0x70726530 /* */
167#define	JAS_ICC_TAG_PREVIEW1		0x70726531 /* */
168#define	JAS_ICC_TAG_PREVIEW2		0x70726532 /* */
169#define	JAS_ICC_TAG_PROFDESC		0x64657363 /* */
170#define	JAS_ICC_TAG_PROFSEQDESC		0x70736571 /* */
171#define	JAS_ICC_TAG_PSDCRD0		0x70736430 /* */
172#define	JAS_ICC_TAG_PSCRDD1		0x70736431 /* */
173#define	JAS_ICC_TAG_PSCRDD2		0x70736432 /* */
174#define	JAS_ICC_TAG_PSCRDD3		0x70736433 /* */
175#define	JAS_ICC_TAG_PS2CSA		0x70733273 /* */
176#define	JAS_ICC_TAG_PS2RENINTENT	0x70733269 /* */
177#define	JAS_ICC_TAG_REDMATCOL		0x7258595a /* */
178#define	JAS_ICC_TAG_REDTRC		0x72545243 /* */
179#define	JAS_ICC_TAG_SCRNGDES		0x73637264 /* */
180#define	JAS_ICC_TAG_SCRNG		0x7363726e /* */
181#define	JAS_ICC_TAG_TECH		0x74656368 /* */
182#define	JAS_ICC_TAG_UCRBG		0x62666420 /* */
183#define	JAS_ICC_TAG_VIEWCONDDESC	0x76756564 /* */
184#define	JAS_ICC_TAG_VIEWCOND		0x76696577 /* */
185
186/* Type signatures. */
187#define	JAS_ICC_TYPE_CRDINFO		0x63726469 /* CRD information */
188#define	JAS_ICC_TYPE_CURV		0x63757276 /* curve */
189#define	JAS_ICC_TYPE_DATA		0x64617461 /* data */
190#define	JAS_ICC_TYPE_TIME		0x6474696d /* date/time */
191#define	JAS_ICC_TYPE_DEVSET		0x64657673 /* device settings */
192#define	JAS_ICC_TYPE_LUT16		0x6d667432 /* */
193#define	JAS_ICC_TYPE_LUT8		0x6d667431 /* */
194#define	JAS_ICC_TYPE_MEASURE		0x6d656173 /* */
195#define	JAS_ICC_TYPE_NAMCOLR		0x6e636f6c /* */
196#define	JAS_ICC_TYPE_NAMCOLR2		0x6e636c32 /* */
197#define	JAS_ICC_TYPE_PROFSEQDESC	0x70736571 /* profile sequence description */
198#define	JAS_ICC_TYPE_RESPCURVSET16	0x72637332 /* response curve set 16 */
199#define	JAS_ICC_TYPE_SF32		0x73663332 /* signed 32-bit fixed-point */
200#define	JAS_ICC_TYPE_SCRNG		0x7363726e /* screening */
201#define	JAS_ICC_TYPE_SIG		0x73696720 /* signature */
202#define	JAS_ICC_TYPE_TXTDESC		0x64657363 /* text description */
203#define	JAS_ICC_TYPE_TXT		0x74657874 /* text */
204#define	JAS_ICC_TYPE_UF32		0x75663332 /* unsigned 32-bit fixed-point */
205#define	JAS_ICC_TYPE_UCRBG		0x62666420 /* */
206#define	JAS_ICC_TYPE_UI16		0x75693136 /* */
207#define	JAS_ICC_TYPE_UI32		0x75693332 /* */
208#define	JAS_ICC_TYPE_UI8		0x75693038 /* */
209#define	JAS_ICC_TYPE_UI64		0x75693634 /* */
210#define	JAS_ICC_TYPE_VIEWCOND		0x76696577 /* */
211#define	JAS_ICC_TYPE_XYZ		0x58595a20 /* XYZ */
212
213typedef uint_fast8_t jas_iccuint8_t;
214typedef uint_fast16_t jas_iccuint16_t;
215typedef uint_fast32_t jas_iccuint32_t;
216typedef int_fast32_t jas_iccsint32_t;
217typedef int_fast32_t jas_iccs15fixed16_t;
218typedef uint_fast32_t jas_iccu16fixed16_t;
219typedef uint_fast64_t jas_iccuint64_t;
220typedef uint_fast32_t jas_iccsig_t;
221
222typedef jas_iccsig_t jas_icctagsig_t;
223typedef jas_iccsig_t jas_icctagtype_t;
224typedef jas_iccsig_t jas_iccattrname_t;
225
226/* Date/time type. */
227typedef struct {
228    jas_iccuint16_t year;
229    jas_iccuint16_t month;
230    jas_iccuint16_t day;
231    jas_iccuint16_t hour;
232    jas_iccuint16_t min;
233    jas_iccuint16_t sec;
234} jas_icctime_t;
235
236/* XYZ type. */
237typedef struct {
238    jas_iccs15fixed16_t x;
239    jas_iccs15fixed16_t y;
240    jas_iccs15fixed16_t z;
241} jas_iccxyz_t;
242
243/* Curve type. */
244typedef struct {
245    jas_iccuint32_t numents;
246    jas_iccuint16_t *ents;
247} jas_icccurv_t;
248
249/* Text description type. */
250typedef struct {
251    jas_iccuint32_t asclen;
252    char *ascdata; /* ASCII invariant description */
253    jas_iccuint32_t uclangcode; /* Unicode language code */
254    jas_iccuint32_t uclen; /* Unicode localizable description count */
255    uchar *ucdata; /* Unicode localizable description */
256    jas_iccuint16_t sccode; /* ScriptCode code */
257    jas_iccuint8_t maclen; /* Localizable Macintosh description count */
258    uchar macdata[69]; /* Localizable Macintosh description */
259} jas_icctxtdesc_t;
260
261/* Text type. */
262typedef struct {
263    char *string;	/* ASCII character string */
264} jas_icctxt_t;
265
266typedef struct {
267    jas_iccuint8_t numinchans;
268    jas_iccuint8_t numoutchans;
269    jas_iccsint32_t e[3][3];
270    jas_iccuint8_t clutlen;
271    jas_iccuint8_t *clut;
272    jas_iccuint16_t numintabents;
273    jas_iccuint8_t **intabs;
274    jas_iccuint8_t *intabsbuf;
275    jas_iccuint16_t numouttabents;
276    jas_iccuint8_t **outtabs;
277    jas_iccuint8_t *outtabsbuf;
278} jas_icclut8_t;
279
280typedef struct {
281    jas_iccuint8_t numinchans;
282    jas_iccuint8_t numoutchans;
283    jas_iccsint32_t e[3][3];
284    jas_iccuint8_t clutlen;
285    jas_iccuint16_t *clut;
286    jas_iccuint16_t numintabents;
287    jas_iccuint16_t **intabs;
288    jas_iccuint16_t *intabsbuf;
289    jas_iccuint16_t numouttabents;
290    jas_iccuint16_t **outtabs;
291    jas_iccuint16_t *outtabsbuf;
292} jas_icclut16_t;
293
294struct jas_iccattrval_s;
295
296typedef struct {
297    void (*destroy)(struct jas_iccattrval_s *);
298    int (*copy)(struct jas_iccattrval_s *, struct jas_iccattrval_s *);
299    int (*input)(struct jas_iccattrval_s *, jas_stream_t *, int);
300    int (*output)(struct jas_iccattrval_s *, jas_stream_t *);
301    int (*getsize)(struct jas_iccattrval_s *);
302    void (*dump)(struct jas_iccattrval_s *, FILE *);
303} jas_iccattrvalops_t;
304
305/* Attribute value type (type and value information). */
306typedef struct jas_iccattrval_s {
307    int refcnt; /* reference count */
308    jas_iccsig_t type; /* type */
309    jas_iccattrvalops_t *ops; /* type-dependent operations */
310    union {
311        jas_iccxyz_t xyz;
312        jas_icccurv_t curv;
313        jas_icctxtdesc_t txtdesc;
314        jas_icctxt_t txt;
315        jas_icclut8_t lut8;
316        jas_icclut16_t lut16;
317    } data; /* value */
318} jas_iccattrval_t;
319
320/* Header type. */
321typedef struct {
322    jas_iccuint32_t size; /* profile size */
323    jas_iccsig_t cmmtype; /* CMM type signature */
324    jas_iccuint32_t version; /* profile version */
325    jas_iccsig_t clas; /* profile/device class signature */
326    jas_iccsig_t colorspc; /* color space of data */
327    jas_iccsig_t refcolorspc; /* profile connection space */
328    jas_icctime_t ctime; /* creation time */
329    jas_iccsig_t magic; /* profile file signature */
330    jas_iccsig_t platform; /* primary platform */
331    jas_iccuint32_t flags; /* profile flags */
332    jas_iccsig_t maker; /* device manufacturer signature */
333    jas_iccsig_t model; /* device model signature */
334    jas_iccuint64_t attr; /* device setup attributes */
335    jas_iccsig_t intent; /* rendering intent */
336    jas_iccxyz_t illum; /* illuminant */
337    jas_iccsig_t creator; /* profile creator signature */
338} jas_icchdr_t;
339
340typedef struct {
341    jas_iccsig_t name;
342    jas_iccattrval_t *val;
343} jas_iccattr_t;
344
345typedef struct {
346    int numattrs;
347    int maxattrs;
348    jas_iccattr_t *attrs;
349} jas_iccattrtab_t;
350
351typedef struct jas_icctagtabent_s {
352    jas_iccuint32_t tag;
353    jas_iccuint32_t off;
354    jas_iccuint32_t len;
355    void *data;
356    struct jas_icctagtabent_s *first;
357} jas_icctagtabent_t;
358
359typedef struct {
360    jas_iccuint32_t numents;
361    jas_icctagtabent_t *ents;
362} jas_icctagtab_t;
363
364/* ICC profile type. */
365typedef struct {
366    jas_icchdr_t hdr;
367    jas_icctagtab_t tagtab;
368    jas_iccattrtab_t *attrtab;
369} jas_iccprof_t;
370
371typedef struct {
372    jas_iccuint32_t type;
373    jas_iccattrvalops_t ops;
374} jas_iccattrvalinfo_t;
375
376jas_iccprof_t *jas_iccprof_load(jas_stream_t *in);
377int jas_iccprof_save(jas_iccprof_t *prof, jas_stream_t *out);
378void jas_iccprof_destroy(jas_iccprof_t *prof);
379jas_iccattrval_t *jas_iccprof_getattr(jas_iccprof_t *prof,
380  jas_iccattrname_t name);
381int jas_iccprof_setattr(jas_iccprof_t *prof, jas_iccattrname_t name,
382  jas_iccattrval_t *val);
383void jas_iccprof_dump(jas_iccprof_t *prof, FILE *out);
384jas_iccprof_t *jas_iccprof_copy(jas_iccprof_t *prof);
385int jas_iccprof_gethdr(jas_iccprof_t *prof, jas_icchdr_t *hdr);
386int jas_iccprof_sethdr(jas_iccprof_t *prof, jas_icchdr_t *hdr);
387
388void jas_iccattrval_destroy(jas_iccattrval_t *attrval);
389void jas_iccattrval_dump(jas_iccattrval_t *attrval, FILE *out);
390int jas_iccattrval_allowmodify(jas_iccattrval_t **attrval);
391jas_iccattrval_t *jas_iccattrval_clone(jas_iccattrval_t *attrval);
392jas_iccattrval_t *jas_iccattrval_create(jas_iccuint32_t type);
393
394void jas_iccattrtab_dump(jas_iccattrtab_t *attrtab, FILE *out);
395
396extern uchar jas_iccprofdata_srgb[];
397extern int jas_iccprofdata_srgblen;
398extern uchar jas_iccprofdata_sgray[];
399extern int jas_iccprofdata_sgraylen;
400jas_iccprof_t *jas_iccprof_createfrombuf(uchar *buf, int len);
401jas_iccprof_t *jas_iccprof_createfromclrspc(int clrspc);
402
403#ifdef __cplusplus
404}
405#endif
406
407#endif
408