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 /*!
63  * @file jas_icc.h
64  * @brief ICC Profile
65  */
66 
67 #ifndef JAS_ICC_H
68 #define	JAS_ICC_H
69 
70 /* The configuration header file should be included first. */
71 #include <jasper/jas_config.h>
72 
73 #include <jasper/jas_types.h>
74 #include <jasper/jas_stream.h>
75 
76 #include <stdio.h>
77 
78 #ifdef __cplusplus
79 extern "C" {
80 #endif
81 
82 /* Profile file signature. */
83 #define	JAS_ICC_MAGIC		0x61637370
84 
85 #define	JAS_ICC_HDRLEN	128
86 
87 /* Profile/device class signatures. */
88 #define	JAS_ICC_CLAS_IN	0x73636e72 /* input device */
89 #define	JAS_ICC_CLAS_DPY	0x6d6e7472 /* display device */
90 #define	JAS_ICC_CLAS_OUT	0x70727472 /* output device */
91 #define	JAS_ICC_CLAS_LNK	0x6c696e6b /* device link */
92 #define	JAS_ICC_CLAS_CNV	0x73706163 /* color space conversion */
93 #define	JAS_ICC_CLAS_ABS	0x61627374 /* abstract */
94 #define	JAS_ICC_CLAS_NAM	0x6e6d636c /* named color */
95 
96 /* Color space signatures. */
97 #define	JAS_ICC_COLORSPC_XYZ	0x58595a20 /* XYZ */
98 #define	JAS_ICC_COLORSPC_LAB	0x4c616220 /* LAB */
99 #define	JAS_ICC_COLORSPC_LUV	0x4c757620 /* LUV */
100 #define	JAS_ICC_COLORSPC_YCBCR	0x59436272 /* YCbCr */
101 #define	JAS_ICC_COLORSPC_YXY	0x59787920 /* Yxy */
102 #define	JAS_ICC_COLORSPC_RGB	0x52474220 /* RGB */
103 #define	JAS_ICC_COLORSPC_GRAY	0x47524159 /* Gray */
104 #define	JAS_ICC_COLORSPC_HSV	0x48535620 /* HSV */
105 #define	JAS_ICC_COLORSPC_HLS	0x484c5320 /* HLS */
106 #define	JAS_ICC_COLORSPC_CMYK	0x434d594b /* CMYK */
107 #define	JAS_ICC_COLORSPC_CMY	0x434d5920 /* CMY */
108 #define	JAS_ICC_COLORSPC_2	0x32434c52 /* 2 channel color */
109 #define	JAS_ICC_COLORSPC_3	0x33434c52 /* 3 channel color */
110 #define	JAS_ICC_COLORSPC_4	0x34434c52 /* 4 channel color */
111 #define	JAS_ICC_COLORSPC_5	0x35434c52 /* 5 channel color */
112 #define	JAS_ICC_COLORSPC_6	0x36434c52 /* 6 channel color */
113 #define	JAS_ICC_COLORSPC_7	0x37434c52 /* 7 channel color */
114 #define	JAS_ICC_COLORSPC_8	0x38434c52 /* 8 channel color */
115 #define	JAS_ICC_COLORSPC_9	0x39434c52 /* 9 channel color */
116 #define	JAS_ICC_COLORSPC_10	0x41434c52 /* 10 channel color */
117 #define	JAS_ICC_COLORSPC_11	0x42434c52 /* 11 channel color */
118 #define	JAS_ICC_COLORSPC_12	0x43434c52 /* 12 channel color */
119 #define	JAS_ICC_COLORSPC_13	0x44434c52 /* 13 channel color */
120 #define	JAS_ICC_COLORSPC_14	0x45434c52 /* 14 channel color */
121 #define	JAS_ICC_COLORSPC_15	0x46434c52 /* 15 channel color */
122 
123 /* Profile connection color space (PCS) signatures. */
124 #define	JAS_ICC_REFCOLORSPC_XYZ		0x58595a20 /* CIE XYZ */
125 #define	JAS_ICC_REFCOLORSPC_LAB		0x4c616220 /* CIE Lab */
126 
127 /* Primary platform signatures. */
128 #define	JAS_ICC_PLATFORM_APPL	0x4150504c /* Apple Computer */
129 #define	JAS_ICC_PLATFORM_MSFT	0x4d534654 /* Microsoft */
130 #define	JAS_ICC_PLATFORM_SGI	0x53474920 /* Silicon Graphics */
131 #define	JAS_ICC_PLATFORM_SUNW	0x53554e57 /* Sun Microsystems */
132 #define	JAS_ICC_PLATFORM_TGNT	0x54474e54 /* Taligent */
133 
134 /* Profile flags. */
135 #define	JAS_ICC_FLAGS_EMBED	0x01 /* embedded */
136 #define	JAS_ICC_FLAGS_NOSEP	0x02 /* no separate use */
137 
138 /* Attributes. */
139 #define	JAS_ICC_ATTR_TRANS	0x01 /* transparent */
140 #define	JAS_ICC_ATTR_MATTE	0x02 /* matte */
141 
142 /* Rendering intents. */
143 #define	JAS_ICC_INTENT_PER	0 /* perceptual */
144 #define	JAS_ICC_INTENT_REL	1 /* relative colorimetric */
145 #define	JAS_ICC_INTENT_SAT	2 /* saturation */
146 #define	JAS_ICC_INTENT_ABS	3 /* absolute colorimetric */
147 
148 /* Tag signatures. */
149 #define	JAS_ICC_TAG_ATOB0		0x41324230 /* */
150 #define	JAS_ICC_TAG_ATOB1		0x41324231 /* */
151 #define	JAS_ICC_TAG_ATOB2		0x41324232 /* */
152 #define	JAS_ICC_TAG_BLUMATCOL		0x6258595a /* */
153 #define	JAS_ICC_TAG_BLUTRC		0x62545243 /* */
154 #define	JAS_ICC_TAG_BTOA0		0x42324130 /* */
155 #define	JAS_ICC_TAG_BTOA1		0x42324131 /* */
156 #define	JAS_ICC_TAG_BTOA2		0x42324132 /* */
157 #define	JAS_ICC_TAG_CALTIME		0x63616c74 /* */
158 #define	JAS_ICC_TAG_CHARTARGET		0x74617267 /* */
159 #define	JAS_ICC_TAG_CPYRT		0x63707274 /* */
160 #define	JAS_ICC_TAG_CRDINFO		0x63726469 /* */
161 #define	JAS_ICC_TAG_DEVMAKERDESC	0x646d6e64 /* */
162 #define	JAS_ICC_TAG_DEVMODELDESC	0x646d6464 /* */
163 #define	JAS_ICC_TAG_DEVSET		0x64657673 /* */
164 #define	JAS_ICC_TAG_GAMUT		0x67616d74 /* */
165 #define	JAS_ICC_TAG_GRYTRC		0x6b545243 /* */
166 #define	JAS_ICC_TAG_GRNMATCOL		0x6758595a /* */
167 #define	JAS_ICC_TAG_GRNTRC		0x67545243 /* */
168 #define	JAS_ICC_TAG_LUM			0x6c756d69 /* */
169 #define	JAS_ICC_TAG_MEASURE		0x6d656173 /* */
170 #define	JAS_ICC_TAG_MEDIABLKPT		0x626b7074 /* */
171 #define	JAS_ICC_TAG_MEDIAWHIPT		0x77747074 /* */
172 #define	JAS_ICC_TAG_NAMCOLR		0x6e636f6c /* */
173 #define	JAS_ICC_TAG_NAMCOLR2		0x6e636c32 /* */
174 #define	JAS_ICC_TAG_OUTRESP		0x72657370 /* */
175 #define	JAS_ICC_TAG_PREVIEW0		0x70726530 /* */
176 #define	JAS_ICC_TAG_PREVIEW1		0x70726531 /* */
177 #define	JAS_ICC_TAG_PREVIEW2		0x70726532 /* */
178 #define	JAS_ICC_TAG_PROFDESC		0x64657363 /* */
179 #define	JAS_ICC_TAG_PROFSEQDESC		0x70736571 /* */
180 #define	JAS_ICC_TAG_PSDCRD0		0x70736430 /* */
181 #define	JAS_ICC_TAG_PSCRDD1		0x70736431 /* */
182 #define	JAS_ICC_TAG_PSCRDD2		0x70736432 /* */
183 #define	JAS_ICC_TAG_PSCRDD3		0x70736433 /* */
184 #define	JAS_ICC_TAG_PS2CSA		0x70733273 /* */
185 #define	JAS_ICC_TAG_PS2RENINTENT	0x70733269 /* */
186 #define	JAS_ICC_TAG_REDMATCOL		0x7258595a /* */
187 #define	JAS_ICC_TAG_REDTRC		0x72545243 /* */
188 #define	JAS_ICC_TAG_SCRNGDES		0x73637264 /* */
189 #define	JAS_ICC_TAG_SCRNG		0x7363726e /* */
190 #define	JAS_ICC_TAG_TECH		0x74656368 /* */
191 #define	JAS_ICC_TAG_UCRBG		0x62666420 /* */
192 #define	JAS_ICC_TAG_VIEWCONDDESC	0x76756564 /* */
193 #define	JAS_ICC_TAG_VIEWCOND		0x76696577 /* */
194 
195 /* Type signatures. */
196 #define	JAS_ICC_TYPE_CRDINFO		0x63726469 /* CRD information */
197 #define	JAS_ICC_TYPE_CURV		0x63757276 /* curve */
198 #define	JAS_ICC_TYPE_DATA		0x64617461 /* data */
199 #define	JAS_ICC_TYPE_TIME		0x6474696d /* date/time */
200 #define	JAS_ICC_TYPE_DEVSET		0x64657673 /* device settings */
201 #define	JAS_ICC_TYPE_LUT16		0x6d667432 /* */
202 #define	JAS_ICC_TYPE_LUT8		0x6d667431 /* */
203 #define	JAS_ICC_TYPE_MEASURE		0x6d656173 /* */
204 #define	JAS_ICC_TYPE_NAMCOLR		0x6e636f6c /* */
205 #define	JAS_ICC_TYPE_NAMCOLR2		0x6e636c32 /* */
206 #define	JAS_ICC_TYPE_PROFSEQDESC	0x70736571 /* profile sequence description */
207 #define	JAS_ICC_TYPE_RESPCURVSET16	0x72637332 /* response curve set 16 */
208 #define	JAS_ICC_TYPE_SF32		0x73663332 /* signed 32-bit fixed-point */
209 #define	JAS_ICC_TYPE_SCRNG		0x7363726e /* screening */
210 #define	JAS_ICC_TYPE_SIG		0x73696720 /* signature */
211 #define	JAS_ICC_TYPE_TXTDESC		0x64657363 /* text description */
212 #define	JAS_ICC_TYPE_TXT		0x74657874 /* text */
213 #define	JAS_ICC_TYPE_UF32		0x75663332 /* unsigned 32-bit fixed-point */
214 #define	JAS_ICC_TYPE_UCRBG		0x62666420 /* */
215 #define	JAS_ICC_TYPE_UI16		0x75693136 /* */
216 #define	JAS_ICC_TYPE_UI32		0x75693332 /* */
217 #define	JAS_ICC_TYPE_UI8		0x75693038 /* */
218 #define	JAS_ICC_TYPE_UI64		0x75693634 /* */
219 #define	JAS_ICC_TYPE_VIEWCOND		0x76696577 /* */
220 #define	JAS_ICC_TYPE_XYZ		0x58595a20 /* XYZ */
221 
222 typedef uint_fast8_t jas_iccuint8_t;
223 typedef uint_fast16_t jas_iccuint16_t;
224 typedef uint_fast32_t jas_iccuint32_t;
225 typedef int_fast32_t jas_iccsint32_t;
226 typedef int_fast32_t jas_iccs15fixed16_t;
227 typedef uint_fast32_t jas_iccu16fixed16_t;
228 typedef uint_fast64_t jas_iccuint64_t;
229 typedef uint_fast32_t jas_iccsig_t;
230 
231 typedef jas_iccsig_t jas_icctagsig_t;
232 typedef jas_iccsig_t jas_icctagtype_t;
233 typedef jas_iccsig_t jas_iccattrname_t;
234 
235 /* Date/time type. */
236 typedef struct {
237 	jas_iccuint16_t year;
238 	jas_iccuint16_t month;
239 	jas_iccuint16_t day;
240 	jas_iccuint16_t hour;
241 	jas_iccuint16_t min;
242 	jas_iccuint16_t sec;
243 } jas_icctime_t;
244 
245 /* XYZ type. */
246 typedef struct {
247 	jas_iccs15fixed16_t x;
248 	jas_iccs15fixed16_t y;
249 	jas_iccs15fixed16_t z;
250 } jas_iccxyz_t;
251 
252 /* Curve type. */
253 typedef struct {
254 	jas_iccuint32_t numents;
255 	jas_iccuint16_t *ents;
256 } jas_icccurv_t;
257 
258 /* Text description type. */
259 typedef struct {
260 	jas_iccuint32_t asclen;
261 	char *ascdata; /* ASCII invariant description */
262 	jas_iccuint32_t uclangcode; /* Unicode language code */
263 	jas_iccuint32_t uclen; /* Unicode localizable description count */
264 	jas_uchar *ucdata; /* Unicode localizable description */
265 	jas_iccuint16_t sccode; /* ScriptCode code */
266 	jas_iccuint8_t maclen; /* Localizable Macintosh description count */
267 	jas_uchar macdata[69]; /* Localizable Macintosh description */
268 } jas_icctxtdesc_t;
269 
270 /* Text type. */
271 typedef struct {
272 	char *string;	/* ASCII character string */
273 } jas_icctxt_t;
274 
275 typedef struct {
276 	jas_iccuint8_t numinchans;
277 	jas_iccuint8_t numoutchans;
278 	jas_iccsint32_t e[3][3];
279 	jas_iccuint8_t clutlen;
280 	jas_iccuint8_t *clut;
281 	jas_iccuint16_t numintabents;
282 	jas_iccuint8_t **intabs;
283 	jas_iccuint8_t *intabsbuf;
284 	jas_iccuint16_t numouttabents;
285 	jas_iccuint8_t **outtabs;
286 	jas_iccuint8_t *outtabsbuf;
287 } jas_icclut8_t;
288 
289 typedef struct {
290 	jas_iccuint8_t numinchans;
291 	jas_iccuint8_t numoutchans;
292 	jas_iccsint32_t e[3][3];
293 	jas_iccuint8_t clutlen;
294 	jas_iccuint16_t *clut;
295 	jas_iccuint16_t numintabents;
296 	jas_iccuint16_t **intabs;
297 	jas_iccuint16_t *intabsbuf;
298 	jas_iccuint16_t numouttabents;
299 	jas_iccuint16_t **outtabs;
300 	jas_iccuint16_t *outtabsbuf;
301 } jas_icclut16_t;
302 
303 struct jas_iccattrval_s;
304 
305 typedef struct {
306 	void (*destroy)(struct jas_iccattrval_s *);
307 	int (*copy)(struct jas_iccattrval_s *, const struct jas_iccattrval_s *);
308 	int (*input)(struct jas_iccattrval_s *, jas_stream_t *, unsigned);
309 //#ifdef JAS_ENABLE_ENCODER
310 	int (*output)(struct jas_iccattrval_s *, jas_stream_t *);
311 //#endif
312 	unsigned (*getsize)(const struct jas_iccattrval_s *);
313 	void (*dump)(const struct jas_iccattrval_s *, FILE *);
314 } jas_iccattrvalops_t;
315 
316 /* Attribute value type (type and value information). */
317 typedef struct jas_iccattrval_s {
318 	unsigned refcnt; /* reference count */
319 	jas_iccsig_t type; /* type */
320 	const jas_iccattrvalops_t *ops; /* type-dependent operations */
321 	union {
322 		jas_iccxyz_t xyz;
323 		jas_icccurv_t curv;
324 		jas_icctxtdesc_t txtdesc;
325 		jas_icctxt_t txt;
326 		jas_icclut8_t lut8;
327 		jas_icclut16_t lut16;
328 	} data; /* value */
329 } jas_iccattrval_t;
330 
331 /* Header type. */
332 typedef struct {
333 	jas_iccuint32_t size; /* profile size */
334 	jas_iccsig_t cmmtype; /* CMM type signature */
335 	jas_iccuint32_t version; /* profile version */
336 	jas_iccsig_t clas; /* profile/device class signature */
337 	jas_iccsig_t colorspc; /* color space of data */
338 	jas_iccsig_t refcolorspc; /* profile connection space */
339 	jas_icctime_t ctime; /* creation time */
340 	jas_iccsig_t magic; /* profile file signature */
341 	jas_iccsig_t platform; /* primary platform */
342 	jas_iccuint32_t flags; /* profile flags */
343 	jas_iccsig_t maker; /* device manufacturer signature */
344 	jas_iccsig_t model; /* device model signature */
345 	jas_iccuint64_t attr; /* device setup attributes */
346 	jas_iccsig_t intent; /* rendering intent */
347 	jas_iccxyz_t illum; /* illuminant */
348 	jas_iccsig_t creator; /* profile creator signature */
349 } jas_icchdr_t;
350 
351 typedef struct {
352 	jas_iccsig_t name;
353 	jas_iccattrval_t *val;
354 } jas_iccattr_t;
355 
356 typedef struct {
357 	unsigned numattrs;
358 	unsigned maxattrs;
359 	jas_iccattr_t *attrs;
360 } jas_iccattrtab_t;
361 
362 typedef struct jas_icctagtabent_s {
363 	jas_iccuint32_t tag;
364 	jas_iccuint32_t off;
365 	jas_iccuint32_t len;
366 	void *data;
367 	struct jas_icctagtabent_s *first;
368 } jas_icctagtabent_t;
369 
370 typedef struct {
371 	jas_iccuint32_t numents;
372 	jas_icctagtabent_t *ents;
373 } jas_icctagtab_t;
374 
375 /* ICC profile type. */
376 typedef struct {
377 	jas_icchdr_t hdr;
378 	jas_icctagtab_t tagtab;
379 	jas_iccattrtab_t *attrtab;
380 } jas_iccprof_t;
381 
382 typedef struct {
383 	jas_iccuint32_t type;
384 	jas_iccattrvalops_t ops;
385 } jas_iccattrvalinfo_t;
386 
387 JAS_DLLEXPORT jas_iccprof_t *jas_iccprof_load(jas_stream_t *in);
388 JAS_DLLEXPORT int jas_iccprof_save(jas_iccprof_t *prof, jas_stream_t *out);
389 JAS_DLLEXPORT void jas_iccprof_destroy(jas_iccprof_t *prof);
390 JAS_ATTRIBUTE_PURE
391 JAS_DLLEXPORT jas_iccattrval_t *jas_iccprof_getattr(const jas_iccprof_t *prof,
392   jas_iccattrname_t name);
393 JAS_DLLEXPORT int jas_iccprof_setattr(jas_iccprof_t *prof, jas_iccattrname_t name,
394   jas_iccattrval_t *val);
395 JAS_DLLEXPORT void jas_iccprof_dump(const jas_iccprof_t *prof, FILE *out);
396 JAS_DLLEXPORT jas_iccprof_t *jas_iccprof_copy(const jas_iccprof_t *prof);
397 JAS_DLLEXPORT int jas_iccprof_gethdr(const jas_iccprof_t *prof, jas_icchdr_t *hdr);
398 JAS_DLLEXPORT int jas_iccprof_sethdr(jas_iccprof_t *prof, const jas_icchdr_t *hdr);
399 
400 JAS_DLLEXPORT void jas_iccattrval_destroy(jas_iccattrval_t *attrval);
401 JAS_DLLEXPORT void jas_iccattrval_dump(const jas_iccattrval_t *attrval, FILE *out);
402 JAS_DLLEXPORT int jas_iccattrval_allowmodify(jas_iccattrval_t **attrval);
403 JAS_DLLEXPORT jas_iccattrval_t *jas_iccattrval_clone(jas_iccattrval_t *attrval);
404 JAS_DLLEXPORT jas_iccattrval_t *jas_iccattrval_create(jas_iccuint32_t type);
405 
406 JAS_DLLEXPORT void jas_iccattrtab_dump(const jas_iccattrtab_t *attrtab, FILE *out);
407 
408 JAS_DLLEXPORT extern const jas_uchar jas_iccprofdata_srgb[];
409 JAS_DLLEXPORT extern const unsigned jas_iccprofdata_srgblen;
410 JAS_DLLEXPORT extern const jas_uchar jas_iccprofdata_sgray[];
411 JAS_DLLEXPORT extern const unsigned jas_iccprofdata_sgraylen;
412 JAS_DLLEXPORT jas_iccprof_t *jas_iccprof_createfrombuf(const jas_uchar *buf, unsigned len);
413 JAS_DLLEXPORT jas_iccprof_t *jas_iccprof_createfromclrspc(unsigned clrspc);
414 
415 #ifdef __cplusplus
416 }
417 #endif
418 
419 #endif
420