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
70 extern "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 
213 typedef uint_fast8_t jas_iccuint8_t;
214 typedef uint_fast16_t jas_iccuint16_t;
215 typedef uint_fast32_t jas_iccuint32_t;
216 typedef int_fast32_t jas_iccsint32_t;
217 typedef int_fast32_t jas_iccs15fixed16_t;
218 typedef uint_fast32_t jas_iccu16fixed16_t;
219 typedef uint_fast64_t jas_iccuint64_t;
220 typedef uint_fast32_t jas_iccsig_t;
221 
222 typedef jas_iccsig_t jas_icctagsig_t;
223 typedef jas_iccsig_t jas_icctagtype_t;
224 typedef jas_iccsig_t jas_iccattrname_t;
225 
226 /* Date/time type. */
227 typedef 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. */
237 typedef struct {
238     jas_iccs15fixed16_t x;
239     jas_iccs15fixed16_t y;
240     jas_iccs15fixed16_t z;
241 } jas_iccxyz_t;
242 
243 /* Curve type. */
244 typedef struct {
245     jas_iccuint32_t numents;
246     jas_iccuint16_t *ents;
247 } jas_icccurv_t;
248 
249 /* Text description type. */
250 typedef 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. */
262 typedef struct {
263     char *string;	/* ASCII character string */
264 } jas_icctxt_t;
265 
266 typedef 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 
280 typedef 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 
294 struct jas_iccattrval_s;
295 
296 typedef 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). */
306 typedef 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. */
321 typedef 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 
340 typedef struct {
341     jas_iccsig_t name;
342     jas_iccattrval_t *val;
343 } jas_iccattr_t;
344 
345 typedef struct {
346     int numattrs;
347     int maxattrs;
348     jas_iccattr_t *attrs;
349 } jas_iccattrtab_t;
350 
351 typedef 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 
359 typedef struct {
360     jas_iccuint32_t numents;
361     jas_icctagtabent_t *ents;
362 } jas_icctagtab_t;
363 
364 /* ICC profile type. */
365 typedef struct {
366     jas_icchdr_t hdr;
367     jas_icctagtab_t tagtab;
368     jas_iccattrtab_t *attrtab;
369 } jas_iccprof_t;
370 
371 typedef struct {
372     jas_iccuint32_t type;
373     jas_iccattrvalops_t ops;
374 } jas_iccattrvalinfo_t;
375 
376 jas_iccprof_t *jas_iccprof_load(jas_stream_t *in);
377 int jas_iccprof_save(jas_iccprof_t *prof, jas_stream_t *out);
378 void jas_iccprof_destroy(jas_iccprof_t *prof);
379 jas_iccattrval_t *jas_iccprof_getattr(jas_iccprof_t *prof,
380   jas_iccattrname_t name);
381 int jas_iccprof_setattr(jas_iccprof_t *prof, jas_iccattrname_t name,
382   jas_iccattrval_t *val);
383 void jas_iccprof_dump(jas_iccprof_t *prof, FILE *out);
384 jas_iccprof_t *jas_iccprof_copy(jas_iccprof_t *prof);
385 int jas_iccprof_gethdr(jas_iccprof_t *prof, jas_icchdr_t *hdr);
386 int jas_iccprof_sethdr(jas_iccprof_t *prof, jas_icchdr_t *hdr);
387 
388 void jas_iccattrval_destroy(jas_iccattrval_t *attrval);
389 void jas_iccattrval_dump(jas_iccattrval_t *attrval, FILE *out);
390 int jas_iccattrval_allowmodify(jas_iccattrval_t **attrval);
391 jas_iccattrval_t *jas_iccattrval_clone(jas_iccattrval_t *attrval);
392 jas_iccattrval_t *jas_iccattrval_create(jas_iccuint32_t type);
393 
394 void jas_iccattrtab_dump(jas_iccattrtab_t *attrtab, FILE *out);
395 
396 extern uchar jas_iccprofdata_srgb[];
397 extern int jas_iccprofdata_srgblen;
398 extern uchar jas_iccprofdata_sgray[];
399 extern int jas_iccprofdata_sgraylen;
400 jas_iccprof_t *jas_iccprof_createfrombuf(uchar *buf, int len);
401 jas_iccprof_t *jas_iccprof_createfromclrspc(int clrspc);
402 
403 #ifdef __cplusplus
404 }
405 #endif
406 
407 #endif
408