2 * Copyright (c) 2002-2003 Michael David Adams.
6 /* __START_OF_JASPER_LICENSE__
8 * JasPer License Version 2.0
10 * Copyright (c) 1999-2000 Image Power, Inc.
11 * Copyright (c) 1999-2000 The University of British Columbia
12 * Copyright (c) 2001-2003 Michael David Adams
14 * All rights reserved.
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:
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.
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
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.
59 * __END_OF_JASPER_LICENSE__
63 #include <jasper/jas_config.h>
64 #include <jasper/jas_types.h>
65 #include <jasper/jas_malloc.h>
66 #include <jasper/jas_debug.h>
67 #include <jasper/jas_icc.h>
68 #include <jasper/jas_cm.h>
69 #include <jasper/jas_stream.h>
74 #define jas_iccputuint8(out, val) jas_iccputuint(out, 1, val)
75 #define jas_iccputuint16(out, val) jas_iccputuint(out, 2, val)
76 #define jas_iccputsint32(out, val) jas_iccputsint(out, 4, val)
77 #define jas_iccputuint32(out, val) jas_iccputuint(out, 4, val)
78 #define jas_iccputuint64(out, val) jas_iccputuint(out, 8, val)
80 static jas_iccattrval_t *jas_iccattrval_create0(void);
82 static int jas_iccgetuint(jas_stream_t *in, int n, ulonglong *val);
83 static int jas_iccgetuint8(jas_stream_t *in, jas_iccuint8_t *val);
84 static int jas_iccgetuint16(jas_stream_t *in, jas_iccuint16_t *val);
85 static int jas_iccgetsint32(jas_stream_t *in, jas_iccsint32_t *val);
86 static int jas_iccgetuint32(jas_stream_t *in, jas_iccuint32_t *val);
87 static int jas_iccgetuint64(jas_stream_t *in, jas_iccuint64_t *val);
88 static int jas_iccputuint(jas_stream_t *out, int n, ulonglong val);
89 static int jas_iccputsint(jas_stream_t *out, int n, longlong val);
90 static jas_iccprof_t *jas_iccprof_create(void);
91 static int jas_iccprof_readhdr(jas_stream_t *in, jas_icchdr_t *hdr);
92 static int jas_iccprof_writehdr(jas_stream_t *out, jas_icchdr_t *hdr);
93 static int jas_iccprof_gettagtab(jas_stream_t *in, jas_icctagtab_t *tagtab);
94 static void jas_iccprof_sorttagtab(jas_icctagtab_t *tagtab);
95 static int jas_iccattrtab_lookup(jas_iccattrtab_t *attrtab, jas_iccuint32_t name);
96 static jas_iccattrtab_t *jas_iccattrtab_copy(jas_iccattrtab_t *attrtab);
97 static jas_iccattrvalinfo_t *jas_iccattrvalinfo_lookup(jas_iccsig_t name);
98 static int jas_iccgettime(jas_stream_t *in, jas_icctime_t *time);
99 static int jas_iccgetxyz(jas_stream_t *in, jas_iccxyz_t *xyz);
100 static int jas_icctagtabent_cmp(const void *src, const void *dst);
102 static void jas_icccurv_destroy(jas_iccattrval_t *attrval);
103 static int jas_icccurv_copy(jas_iccattrval_t *attrval,
104 jas_iccattrval_t *othattrval);
105 static int jas_icccurv_input(jas_iccattrval_t *attrval, jas_stream_t *in,
107 static int jas_icccurv_getsize(jas_iccattrval_t *attrval);
108 static int jas_icccurv_output(jas_iccattrval_t *attrval, jas_stream_t *out);
109 static void jas_icccurv_dump(jas_iccattrval_t *attrval, FILE *out);
111 static void jas_icctxtdesc_destroy(jas_iccattrval_t *attrval);
112 static int jas_icctxtdesc_copy(jas_iccattrval_t *attrval,
113 jas_iccattrval_t *othattrval);
114 static int jas_icctxtdesc_input(jas_iccattrval_t *attrval, jas_stream_t *in,
116 static int jas_icctxtdesc_getsize(jas_iccattrval_t *attrval);
117 static int jas_icctxtdesc_output(jas_iccattrval_t *attrval, jas_stream_t *out);
118 static void jas_icctxtdesc_dump(jas_iccattrval_t *attrval, FILE *out);
120 static void jas_icctxt_destroy(jas_iccattrval_t *attrval);
121 static int jas_icctxt_copy(jas_iccattrval_t *attrval,
122 jas_iccattrval_t *othattrval);
123 static int jas_icctxt_input(jas_iccattrval_t *attrval, jas_stream_t *in,
125 static int jas_icctxt_getsize(jas_iccattrval_t *attrval);
126 static int jas_icctxt_output(jas_iccattrval_t *attrval, jas_stream_t *out);
127 static void jas_icctxt_dump(jas_iccattrval_t *attrval, FILE *out);
129 static int jas_iccxyz_input(jas_iccattrval_t *attrval, jas_stream_t *in,
131 static int jas_iccxyz_getsize(jas_iccattrval_t *attrval);
132 static int jas_iccxyz_output(jas_iccattrval_t *attrval, jas_stream_t *out);
133 static void jas_iccxyz_dump(jas_iccattrval_t *attrval, FILE *out);
135 static jas_iccattrtab_t *jas_iccattrtab_create(void);
136 static void jas_iccattrtab_destroy(jas_iccattrtab_t *tab);
137 static int jas_iccattrtab_resize(jas_iccattrtab_t *tab, int maxents);
138 static int jas_iccattrtab_add(jas_iccattrtab_t *attrtab, int i,
139 jas_iccuint32_t name, jas_iccattrval_t *val);
140 static int jas_iccattrtab_replace(jas_iccattrtab_t *attrtab, int i,
141 jas_iccuint32_t name, jas_iccattrval_t *val);
142 static void jas_iccattrtab_delete(jas_iccattrtab_t *attrtab, int i);
143 static long jas_iccpadtomult(long x, long y);
144 static int jas_iccattrtab_get(jas_iccattrtab_t *attrtab, int i,
145 jas_iccattrname_t *name, jas_iccattrval_t **val);
146 static int jas_iccprof_puttagtab(jas_stream_t *out, jas_icctagtab_t *tagtab);
148 static void jas_icclut16_destroy(jas_iccattrval_t *attrval);
149 static int jas_icclut16_copy(jas_iccattrval_t *attrval,
150 jas_iccattrval_t *othattrval);
151 static int jas_icclut16_input(jas_iccattrval_t *attrval, jas_stream_t *in,
153 static int jas_icclut16_getsize(jas_iccattrval_t *attrval);
154 static int jas_icclut16_output(jas_iccattrval_t *attrval, jas_stream_t *out);
155 static void jas_icclut16_dump(jas_iccattrval_t *attrval, FILE *out);
157 static void jas_icclut8_destroy(jas_iccattrval_t *attrval);
158 static int jas_icclut8_copy(jas_iccattrval_t *attrval,
159 jas_iccattrval_t *othattrval);
160 static int jas_icclut8_input(jas_iccattrval_t *attrval, jas_stream_t *in,
162 static int jas_icclut8_getsize(jas_iccattrval_t *attrval);
163 static int jas_icclut8_output(jas_iccattrval_t *attrval, jas_stream_t *out);
164 static void jas_icclut8_dump(jas_iccattrval_t *attrval, FILE *out);
166 static int jas_iccputtime(jas_stream_t *out, jas_icctime_t *ctime);
167 static int jas_iccputxyz(jas_stream_t *out, jas_iccxyz_t *xyz);
169 static long jas_iccpowi(int x, int n);
171 static char *jas_iccsigtostr(int sig, char *buf);
174 jas_iccattrvalinfo_t jas_iccattrvalinfos[] = {
175 {JAS_ICC_TYPE_CURV, {jas_icccurv_destroy, jas_icccurv_copy,
176 jas_icccurv_input, jas_icccurv_output, jas_icccurv_getsize,
178 {JAS_ICC_TYPE_XYZ, {0, 0, jas_iccxyz_input, jas_iccxyz_output,
179 jas_iccxyz_getsize, jas_iccxyz_dump}},
180 {JAS_ICC_TYPE_TXTDESC, {jas_icctxtdesc_destroy,
181 jas_icctxtdesc_copy, jas_icctxtdesc_input, jas_icctxtdesc_output,
182 jas_icctxtdesc_getsize, jas_icctxtdesc_dump}},
183 {JAS_ICC_TYPE_TXT, {jas_icctxt_destroy, jas_icctxt_copy,
184 jas_icctxt_input, jas_icctxt_output, jas_icctxt_getsize,
186 {JAS_ICC_TYPE_LUT8, {jas_icclut8_destroy, jas_icclut8_copy,
187 jas_icclut8_input, jas_icclut8_output, jas_icclut8_getsize,
189 {JAS_ICC_TYPE_LUT16, {jas_icclut16_destroy, jas_icclut16_copy,
190 jas_icclut16_input, jas_icclut16_output, jas_icclut16_getsize,
192 {0, {0, 0, 0, 0, 0, 0}}
200 /******************************************************************************\
202 \******************************************************************************/
204 static jas_iccprof_t *jas_iccprof_create()
208 if (!(prof = jas_malloc(sizeof(jas_iccprof_t)))) {
211 if (!(prof->attrtab = jas_iccattrtab_create()))
213 memset(&prof->hdr, 0, sizeof(jas_icchdr_t));
214 prof->tagtab.numents = 0;
215 prof->tagtab.ents = 0;
219 jas_iccprof_destroy(prof);
223 jas_iccprof_t *jas_iccprof_copy(jas_iccprof_t *prof)
225 jas_iccprof_t *newprof;
227 if (!(newprof = jas_iccprof_create()))
229 newprof->hdr = prof->hdr;
230 newprof->tagtab.numents = 0;
231 newprof->tagtab.ents = 0;
232 assert(newprof->attrtab);
233 jas_iccattrtab_destroy(newprof->attrtab);
234 if (!(newprof->attrtab = jas_iccattrtab_copy(prof->attrtab)))
239 jas_iccprof_destroy(newprof);
243 void jas_iccprof_destroy(jas_iccprof_t *prof)
246 jas_iccattrtab_destroy(prof->attrtab);
247 if (prof->tagtab.ents)
248 jas_free(prof->tagtab.ents);
252 void jas_iccprof_dump(jas_iccprof_t *prof, FILE *out)
254 jas_iccattrtab_dump(prof->attrtab, out);
257 jas_iccprof_t *jas_iccprof_load(jas_stream_t *in)
265 jas_iccattrval_t *attrval;
266 jas_iccattrval_t *prevattrval;
267 jas_icctagtabent_t *tagtabent;
268 jas_iccattrvalinfo_t *attrvalinfo;
275 if (!(prof = jas_iccprof_create())) {
279 if (jas_iccprof_readhdr(in, &prof->hdr)) {
280 jas_eprintf("cannot get header\n");
283 if (jas_iccprof_gettagtab(in, &prof->tagtab)) {
284 jas_eprintf("cannot get tab table\n");
287 jas_iccprof_sorttagtab(&prof->tagtab);
289 numtags = prof->tagtab.numents;
290 curoff = JAS_ICC_HDRLEN + 4 + 12 * numtags;
293 for (i = 0; i < numtags; ++i) {
294 tagtabent = &prof->tagtab.ents[i];
295 if (tagtabent->off == JAS_CAST(jas_iccuint32_t, prevoff)) {
297 if (!(attrval = jas_iccattrval_clone(prevattrval)))
299 if (jas_iccprof_setattr(prof, tagtabent->tag, attrval))
301 jas_iccattrval_destroy(attrval);
304 jas_eprintf("warning: skipping unknown tag type\n");
309 reloff = tagtabent->off - curoff;
311 if (jas_stream_gobble(in, reloff) != reloff)
314 } else if (reloff < 0) {
315 /* This should never happen since we read the tagged
316 element data in a single pass. */
320 if (jas_iccgetuint32(in, &type)) {
323 if (jas_stream_gobble(in, 4) != 4) {
327 if (!(attrvalinfo = jas_iccattrvalinfo_lookup(type))) {
329 jas_eprintf("warning: skipping unknown tag type\n");
334 if (!(attrval = jas_iccattrval_create(type))) {
337 len = tagtabent->len - 8;
338 if ((*attrval->ops->input)(attrval, in, len)) {
342 if (jas_iccprof_setattr(prof, tagtabent->tag, attrval)) {
345 prevattrval = attrval; /* This is correct, but slimey. */
346 jas_iccattrval_destroy(attrval);
354 jas_iccprof_destroy(prof);
356 jas_iccattrval_destroy(attrval);
360 int jas_iccprof_save(jas_iccprof_t *prof, jas_stream_t *out)
367 jas_icctagtabent_t *tagtabent;
368 jas_icctagtabent_t *sharedtagtabent;
369 jas_icctagtabent_t *tmptagtabent;
370 jas_iccuint32_t attrname;
371 jas_iccattrval_t *attrval;
372 jas_icctagtab_t *tagtab;
374 tagtab = &prof->tagtab;
375 if (!(tagtab->ents = jas_malloc(prof->attrtab->numattrs *
376 sizeof(jas_icctagtabent_t))))
378 tagtab->numents = prof->attrtab->numattrs;
379 curoff = JAS_ICC_HDRLEN + 4 + 12 * tagtab->numents;
380 for (i = 0; i < JAS_CAST(int, tagtab->numents); ++i) {
381 tagtabent = &tagtab->ents[i];
382 if (jas_iccattrtab_get(prof->attrtab, i, &attrname, &attrval))
384 assert(attrval->ops->output);
385 tagtabent->tag = attrname;
386 tagtabent->data = &attrval->data;
388 for (j = 0; j < i; ++j) {
389 tmptagtabent = &tagtab->ents[j];
390 if (tagtabent->data == tmptagtabent->data) {
391 sharedtagtabent = tmptagtabent;
395 if (sharedtagtabent) {
396 tagtabent->off = sharedtagtabent->off;
397 tagtabent->len = sharedtagtabent->len;
398 tagtabent->first = sharedtagtabent;
400 tagtabent->off = curoff;
401 tagtabent->len = (*attrval->ops->getsize)(attrval) + 8;
402 tagtabent->first = 0;
403 if (i < JAS_CAST(int, tagtab->numents - 1)) {
404 curoff = jas_iccpadtomult(curoff + tagtabent->len, 4);
406 curoff += tagtabent->len;
409 jas_iccattrval_destroy(attrval);
411 prof->hdr.size = curoff;
412 if (jas_iccprof_writehdr(out, &prof->hdr))
414 if (jas_iccprof_puttagtab(out, &prof->tagtab))
416 curoff = JAS_ICC_HDRLEN + 4 + 12 * tagtab->numents;
417 for (i = 0; i < JAS_CAST(int, tagtab->numents);) {
418 tagtabent = &tagtab->ents[i];
419 assert(curoff == JAS_CAST(long, tagtabent->off));
420 if (jas_iccattrtab_get(prof->attrtab, i, &attrname, &attrval))
422 if (jas_iccputuint32(out, attrval->type) || jas_stream_pad(out,
425 if ((*attrval->ops->output)(attrval, out))
427 jas_iccattrval_destroy(attrval);
428 curoff += tagtabent->len;
430 while (i < JAS_CAST(int, tagtab->numents) &&
431 tagtab->ents[i].first)
433 newoff = (i < JAS_CAST(int, tagtab->numents)) ?
434 tagtab->ents[i].off : prof->hdr.size;
435 reloff = newoff - curoff;
438 if (jas_stream_pad(out, reloff, 0) != reloff)
445 /* XXX - need to free some resources here */
449 static int jas_iccprof_writehdr(jas_stream_t *out, jas_icchdr_t *hdr)
451 if (jas_iccputuint32(out, hdr->size) ||
452 jas_iccputuint32(out, hdr->cmmtype) ||
453 jas_iccputuint32(out, hdr->version) ||
454 jas_iccputuint32(out, hdr->clas) ||
455 jas_iccputuint32(out, hdr->colorspc) ||
456 jas_iccputuint32(out, hdr->refcolorspc) ||
457 jas_iccputtime(out, &hdr->ctime) ||
458 jas_iccputuint32(out, hdr->magic) ||
459 jas_iccputuint32(out, hdr->platform) ||
460 jas_iccputuint32(out, hdr->flags) ||
461 jas_iccputuint32(out, hdr->maker) ||
462 jas_iccputuint32(out, hdr->model) ||
463 jas_iccputuint64(out, hdr->attr) ||
464 jas_iccputuint32(out, hdr->intent) ||
465 jas_iccputxyz(out, &hdr->illum) ||
466 jas_iccputuint32(out, hdr->creator) ||
467 jas_stream_pad(out, 44, 0) != 44)
472 static int jas_iccprof_puttagtab(jas_stream_t *out, jas_icctagtab_t *tagtab)
475 jas_icctagtabent_t *tagtabent;
476 if (jas_iccputuint32(out, tagtab->numents))
478 for (i = 0; i < JAS_CAST(int, tagtab->numents); ++i) {
479 tagtabent = &tagtab->ents[i];
480 if (jas_iccputuint32(out, tagtabent->tag) ||
481 jas_iccputuint32(out, tagtabent->off) ||
482 jas_iccputuint32(out, tagtabent->len))
490 static int jas_iccprof_readhdr(jas_stream_t *in, jas_icchdr_t *hdr)
492 if (jas_iccgetuint32(in, &hdr->size) ||
493 jas_iccgetuint32(in, &hdr->cmmtype) ||
494 jas_iccgetuint32(in, &hdr->version) ||
495 jas_iccgetuint32(in, &hdr->clas) ||
496 jas_iccgetuint32(in, &hdr->colorspc) ||
497 jas_iccgetuint32(in, &hdr->refcolorspc) ||
498 jas_iccgettime(in, &hdr->ctime) ||
499 jas_iccgetuint32(in, &hdr->magic) ||
500 jas_iccgetuint32(in, &hdr->platform) ||
501 jas_iccgetuint32(in, &hdr->flags) ||
502 jas_iccgetuint32(in, &hdr->maker) ||
503 jas_iccgetuint32(in, &hdr->model) ||
504 jas_iccgetuint64(in, &hdr->attr) ||
505 jas_iccgetuint32(in, &hdr->intent) ||
506 jas_iccgetxyz(in, &hdr->illum) ||
507 jas_iccgetuint32(in, &hdr->creator) ||
508 jas_stream_gobble(in, 44) != 44)
513 static int jas_iccprof_gettagtab(jas_stream_t *in, jas_icctagtab_t *tagtab)
516 jas_icctagtabent_t *tagtabent;
519 jas_free(tagtab->ents);
522 if (jas_iccgetuint32(in, &tagtab->numents))
524 if (!(tagtab->ents = jas_malloc(tagtab->numents *
525 sizeof(jas_icctagtabent_t))))
527 tagtabent = tagtab->ents;
528 for (i = 0; i < JAS_CAST(long, tagtab->numents); ++i) {
529 if (jas_iccgetuint32(in, &tagtabent->tag) ||
530 jas_iccgetuint32(in, &tagtabent->off) ||
531 jas_iccgetuint32(in, &tagtabent->len))
538 jas_free(tagtab->ents);
544 jas_iccattrval_t *jas_iccprof_getattr(jas_iccprof_t *prof,
545 jas_iccattrname_t name)
548 jas_iccattrval_t *attrval;
549 if ((i = jas_iccattrtab_lookup(prof->attrtab, name)) < 0)
551 if (!(attrval = jas_iccattrval_clone(prof->attrtab->attrs[i].val)))
558 int jas_iccprof_setattr(jas_iccprof_t *prof, jas_iccattrname_t name,
559 jas_iccattrval_t *val)
562 if ((i = jas_iccattrtab_lookup(prof->attrtab, name)) >= 0) {
564 if (jas_iccattrtab_replace(prof->attrtab, i, name, val))
567 jas_iccattrtab_delete(prof->attrtab, i);
571 if (jas_iccattrtab_add(prof->attrtab, -1, name, val))
582 int jas_iccprof_gethdr(jas_iccprof_t *prof, jas_icchdr_t *hdr)
588 int jas_iccprof_sethdr(jas_iccprof_t *prof, jas_icchdr_t *hdr)
594 static void jas_iccprof_sorttagtab(jas_icctagtab_t *tagtab)
596 qsort(tagtab->ents, tagtab->numents, sizeof(jas_icctagtabent_t),
597 jas_icctagtabent_cmp);
600 static int jas_icctagtabent_cmp(const void *src, const void *dst)
602 jas_icctagtabent_t *srctagtabent = JAS_CAST(jas_icctagtabent_t *, src);
603 jas_icctagtabent_t *dsttagtabent = JAS_CAST(jas_icctagtabent_t *, dst);
604 if (srctagtabent->off > dsttagtabent->off) {
606 } else if (srctagtabent->off < dsttagtabent->off) {
612 static jas_iccattrvalinfo_t *jas_iccattrvalinfo_lookup(jas_iccsig_t type)
614 jas_iccattrvalinfo_t *info;
615 info = jas_iccattrvalinfos;
616 for (info = jas_iccattrvalinfos; info->type; ++info) {
617 if (info->type == type) {
624 static int jas_iccgettime(jas_stream_t *in, jas_icctime_t *time)
626 if (jas_iccgetuint16(in, &time->year) ||
627 jas_iccgetuint16(in, &time->month) ||
628 jas_iccgetuint16(in, &time->day) ||
629 jas_iccgetuint16(in, &time->hour) ||
630 jas_iccgetuint16(in, &time->min) ||
631 jas_iccgetuint16(in, &time->sec)) {
637 static int jas_iccgetxyz(jas_stream_t *in, jas_iccxyz_t *xyz)
639 if (jas_iccgetsint32(in, &xyz->x) ||
640 jas_iccgetsint32(in, &xyz->y) ||
641 jas_iccgetsint32(in, &xyz->z)) {
647 static int jas_iccputtime(jas_stream_t *out, jas_icctime_t *time)
649 jas_iccputuint16(out, time->year);
650 jas_iccputuint16(out, time->month);
651 jas_iccputuint16(out, time->day);
652 jas_iccputuint16(out, time->hour);
653 jas_iccputuint16(out, time->min);
654 jas_iccputuint16(out, time->sec);
658 static int jas_iccputxyz(jas_stream_t *out, jas_iccxyz_t *xyz)
660 jas_iccputuint32(out, xyz->x);
661 jas_iccputuint32(out, xyz->y);
662 jas_iccputuint32(out, xyz->z);
666 /******************************************************************************\
667 * attribute table class
668 \******************************************************************************/
670 static jas_iccattrtab_t *jas_iccattrtab_create()
672 jas_iccattrtab_t *tab;
674 if (!(tab = jas_malloc(sizeof(jas_iccattrtab_t))))
679 if (jas_iccattrtab_resize(tab, 32))
684 jas_iccattrtab_destroy(tab);
688 static jas_iccattrtab_t *jas_iccattrtab_copy(jas_iccattrtab_t *attrtab)
690 jas_iccattrtab_t *newattrtab;
692 if (!(newattrtab = jas_iccattrtab_create()))
694 for (i = 0; i < attrtab->numattrs; ++i) {
695 if (jas_iccattrtab_add(newattrtab, i, attrtab->attrs[i].name,
696 attrtab->attrs[i].val))
704 static void jas_iccattrtab_destroy(jas_iccattrtab_t *tab)
707 while (tab->numattrs > 0) {
708 jas_iccattrtab_delete(tab, 0);
710 jas_free(tab->attrs);
715 void jas_iccattrtab_dump(jas_iccattrtab_t *attrtab, FILE *out)
719 jas_iccattrval_t *attrval;
720 jas_iccattrvalinfo_t *info;
722 fprintf(out, "numattrs=%d\n", attrtab->numattrs);
723 fprintf(out, "---\n");
724 for (i = 0; i < attrtab->numattrs; ++i) {
725 attr = &attrtab->attrs[i];
727 info = jas_iccattrvalinfo_lookup(attrval->type);
729 fprintf(out, "attrno=%d; attrname=\"%s\"(0x%08x); attrtype=\"%s\"(0x%08x)\n",
731 jas_iccsigtostr(attr->name, &buf[0]),
733 jas_iccsigtostr(attrval->type, &buf[8]),
736 jas_iccattrval_dump(attrval, out);
737 fprintf(out, "---\n");
741 static int jas_iccattrtab_resize(jas_iccattrtab_t *tab, int maxents)
743 jas_iccattr_t *newattrs;
744 assert(maxents >= tab->numattrs);
745 newattrs = tab->attrs ? jas_realloc(tab->attrs, maxents *
746 sizeof(jas_iccattr_t)) : jas_malloc(maxents * sizeof(jas_iccattr_t));
749 tab->attrs = newattrs;
750 tab->maxattrs = maxents;
754 static int jas_iccattrtab_add(jas_iccattrtab_t *attrtab, int i,
755 jas_iccuint32_t name, jas_iccattrval_t *val)
759 jas_iccattrval_t *tmpattrval;
762 i = attrtab->numattrs;
764 assert(i >= 0 && i <= attrtab->numattrs);
765 if (attrtab->numattrs >= attrtab->maxattrs) {
766 if (jas_iccattrtab_resize(attrtab, attrtab->numattrs + 32)) {
770 if (!(tmpattrval = jas_iccattrval_clone(val)))
772 n = attrtab->numattrs - i;
774 memmove(&attrtab->attrs[i + 1], &attrtab->attrs[i],
775 n * sizeof(jas_iccattr_t));
776 attr = &attrtab->attrs[i];
778 attr->val = tmpattrval;
783 jas_iccattrval_destroy(tmpattrval);
787 static int jas_iccattrtab_replace(jas_iccattrtab_t *attrtab, int i,
788 jas_iccuint32_t name, jas_iccattrval_t *val)
790 jas_iccattrval_t *newval;
792 if (!(newval = jas_iccattrval_clone(val)))
794 attr = &attrtab->attrs[i];
795 jas_iccattrval_destroy(attr->val);
803 static void jas_iccattrtab_delete(jas_iccattrtab_t *attrtab, int i)
806 jas_iccattrval_destroy(attrtab->attrs[i].val);
807 if ((n = attrtab->numattrs - i - 1) > 0)
808 memmove(&attrtab->attrs[i], &attrtab->attrs[i + 1],
809 n * sizeof(jas_iccattr_t));
813 static int jas_iccattrtab_get(jas_iccattrtab_t *attrtab, int i,
814 jas_iccattrname_t *name, jas_iccattrval_t **val)
817 if (i < 0 || i >= attrtab->numattrs)
819 attr = &attrtab->attrs[i];
821 if (!(*val = jas_iccattrval_clone(attr->val)))
828 static int jas_iccattrtab_lookup(jas_iccattrtab_t *attrtab,
829 jas_iccuint32_t name)
833 for (i = 0; i < attrtab->numattrs; ++i) {
834 attr = &attrtab->attrs[i];
835 if (attr->name == name)
841 /******************************************************************************\
842 * attribute value class
843 \******************************************************************************/
845 jas_iccattrval_t *jas_iccattrval_create(jas_iccuint32_t type)
847 jas_iccattrval_t *attrval;
848 jas_iccattrvalinfo_t *info;
850 if (!(info = jas_iccattrvalinfo_lookup(type)))
852 if (!(attrval = jas_iccattrval_create0()))
854 attrval->ops = &info->ops;
855 attrval->type = type;
857 memset(&attrval->data, 0, sizeof(attrval->data));
863 jas_iccattrval_t *jas_iccattrval_clone(jas_iccattrval_t *attrval)
869 void jas_iccattrval_destroy(jas_iccattrval_t *attrval)
872 fprintf(stderr, "refcnt=%d\n", attrval->refcnt);
874 if (--attrval->refcnt <= 0) {
875 if (attrval->ops->destroy)
876 (*attrval->ops->destroy)(attrval);
881 void jas_iccattrval_dump(jas_iccattrval_t *attrval, FILE *out)
884 jas_iccsigtostr(attrval->type, buf);
885 fprintf(out, "refcnt = %d; type = 0x%08x %s\n", attrval->refcnt,
886 attrval->type, jas_iccsigtostr(attrval->type, &buf[0]));
887 if (attrval->ops->dump) {
888 (*attrval->ops->dump)(attrval, out);
892 int jas_iccattrval_allowmodify(jas_iccattrval_t **attrvalx)
894 jas_iccattrval_t *newattrval;
895 jas_iccattrval_t *attrval = *attrvalx;
897 if (attrval->refcnt > 1) {
898 if (!(newattrval = jas_iccattrval_create0()))
900 newattrval->ops = attrval->ops;
901 newattrval->type = attrval->type;
902 ++newattrval->refcnt;
903 if (newattrval->ops->copy) {
904 if ((*newattrval->ops->copy)(newattrval, attrval))
907 memcpy(&newattrval->data, &attrval->data,
908 sizeof(newattrval->data));
910 *attrvalx = newattrval;
915 jas_free(newattrval);
920 static jas_iccattrval_t *jas_iccattrval_create0()
922 jas_iccattrval_t *attrval;
923 if (!(attrval = jas_malloc(sizeof(jas_iccattrval_t))))
925 memset(attrval, 0, sizeof(jas_iccattrval_t));
932 /******************************************************************************\
934 \******************************************************************************/
936 static int jas_iccxyz_input(jas_iccattrval_t *attrval, jas_stream_t *in,
939 if (len != 4 * 3) abort();
940 return jas_iccgetxyz(in, &attrval->data.xyz);
943 static int jas_iccxyz_output(jas_iccattrval_t *attrval, jas_stream_t *out)
945 jas_iccxyz_t *xyz = &attrval->data.xyz;
946 if (jas_iccputuint32(out, xyz->x) ||
947 jas_iccputuint32(out, xyz->y) ||
948 jas_iccputuint32(out, xyz->z))
953 static int jas_iccxyz_getsize(jas_iccattrval_t *attrval)
955 /* Avoid compiler warnings about unused parameters. */
961 static void jas_iccxyz_dump(jas_iccattrval_t *attrval, FILE *out)
963 jas_iccxyz_t *xyz = &attrval->data.xyz;
964 fprintf(out, "(%f, %f, %f)\n", xyz->x / 65536.0, xyz->y / 65536.0, xyz->z / 65536.0);
967 /******************************************************************************\
968 * attribute table class
969 \******************************************************************************/
971 static void jas_icccurv_destroy(jas_iccattrval_t *attrval)
973 jas_icccurv_t *curv = &attrval->data.curv;
975 jas_free(curv->ents);
978 static int jas_icccurv_copy(jas_iccattrval_t *attrval,
979 jas_iccattrval_t *othattrval)
981 /* Avoid compiler warnings about unused parameters. */
985 /* Not yet implemented. */
990 static int jas_icccurv_input(jas_iccattrval_t *attrval, jas_stream_t *in,
993 jas_icccurv_t *curv = &attrval->data.curv;
999 if (jas_iccgetuint32(in, &curv->numents))
1001 if (!(curv->ents = jas_malloc(curv->numents * sizeof(jas_iccuint16_t))))
1003 for (i = 0; i < curv->numents; ++i) {
1004 if (jas_iccgetuint16(in, &curv->ents[i]))
1008 if (JAS_CAST(int, 4 + 2 * curv->numents) != cnt)
1013 jas_icccurv_destroy(attrval);
1017 static int jas_icccurv_getsize(jas_iccattrval_t *attrval)
1019 jas_icccurv_t *curv = &attrval->data.curv;
1020 return 4 + 2 * curv->numents;
1023 static int jas_icccurv_output(jas_iccattrval_t *attrval, jas_stream_t *out)
1025 jas_icccurv_t *curv = &attrval->data.curv;
1028 if (jas_iccputuint32(out, curv->numents))
1030 for (i = 0; i < curv->numents; ++i) {
1031 if (jas_iccputuint16(out, curv->ents[i]))
1039 static void jas_icccurv_dump(jas_iccattrval_t *attrval, FILE *out)
1042 jas_icccurv_t *curv = &attrval->data.curv;
1043 fprintf(out, "number of entires = %d\n", curv->numents);
1044 if (curv->numents == 1) {
1045 fprintf(out, "gamma = %f\n", curv->ents[0] / 256.0);
1047 for (i = 0; i < JAS_CAST(int, curv->numents); ++i) {
1048 if (i < 3 || i >= JAS_CAST(int, curv->numents) - 3) {
1049 fprintf(out, "entry[%d] = %f\n", i, curv->ents[i] / 65535.0);
1055 /******************************************************************************\
1057 \******************************************************************************/
1059 static void jas_icctxtdesc_destroy(jas_iccattrval_t *attrval)
1061 jas_icctxtdesc_t *txtdesc = &attrval->data.txtdesc;
1062 if (txtdesc->ascdata)
1063 jas_free(txtdesc->ascdata);
1064 if (txtdesc->ucdata)
1065 jas_free(txtdesc->ucdata);
1068 static int jas_icctxtdesc_copy(jas_iccattrval_t *attrval,
1069 jas_iccattrval_t *othattrval)
1071 jas_icctxtdesc_t *txtdesc = &attrval->data.txtdesc;
1073 /* Avoid compiler warnings about unused parameters. */
1078 /* Not yet implemented. */
1083 static int jas_icctxtdesc_input(jas_iccattrval_t *attrval, jas_stream_t *in,
1088 jas_icctxtdesc_t *txtdesc = &attrval->data.txtdesc;
1089 txtdesc->ascdata = 0;
1090 txtdesc->ucdata = 0;
1091 if (jas_iccgetuint32(in, &txtdesc->asclen))
1093 if (!(txtdesc->ascdata = jas_malloc(txtdesc->asclen)))
1095 if (jas_stream_read(in, txtdesc->ascdata, txtdesc->asclen) !=
1096 JAS_CAST(int, txtdesc->asclen))
1098 txtdesc->ascdata[txtdesc->asclen - 1] = '\0';
1099 if (jas_iccgetuint32(in, &txtdesc->uclangcode) ||
1100 jas_iccgetuint32(in, &txtdesc->uclen))
1102 if (!(txtdesc->ucdata = jas_malloc(txtdesc->uclen * 2)))
1104 if (jas_stream_read(in, txtdesc->ucdata, txtdesc->uclen * 2) !=
1105 JAS_CAST(int, txtdesc->uclen * 2))
1107 if (jas_iccgetuint16(in, &txtdesc->sccode))
1109 if ((c = jas_stream_getc(in)) == EOF)
1111 txtdesc->maclen = c;
1112 if (jas_stream_read(in, txtdesc->macdata, 67) != 67)
1114 txtdesc->asclen = strlen(txtdesc->ascdata) + 1;
1115 #define WORKAROUND_BAD_PROFILES
1116 #ifdef WORKAROUND_BAD_PROFILES
1117 n = txtdesc->asclen + txtdesc->uclen * 2 + 15 + 67;
1122 if (jas_stream_gobble(in, cnt - n) != cnt - n)
1126 if (txtdesc->asclen + txtdesc->uclen * 2 + 15 + 67 != cnt)
1131 jas_icctxtdesc_destroy(attrval);
1135 static int jas_icctxtdesc_getsize(jas_iccattrval_t *attrval)
1137 jas_icctxtdesc_t *txtdesc = &attrval->data.txtdesc;
1138 return strlen(txtdesc->ascdata) + 1 + txtdesc->uclen * 2 + 15 + 67;
1141 static int jas_icctxtdesc_output(jas_iccattrval_t *attrval, jas_stream_t *out)
1143 jas_icctxtdesc_t *txtdesc = &attrval->data.txtdesc;
1144 if (jas_iccputuint32(out, txtdesc->asclen) ||
1145 jas_stream_puts(out, txtdesc->ascdata) ||
1146 jas_stream_putc(out, 0) == EOF ||
1147 jas_iccputuint32(out, txtdesc->uclangcode) ||
1148 jas_iccputuint32(out, txtdesc->uclen) ||
1149 jas_stream_write(out, txtdesc->ucdata, txtdesc->uclen * 2) != JAS_CAST(int, txtdesc->uclen * 2) ||
1150 jas_iccputuint16(out, txtdesc->sccode) ||
1151 jas_stream_putc(out, txtdesc->maclen) == EOF)
1153 if (txtdesc->maclen > 0) {
1154 if (jas_stream_write(out, txtdesc->macdata, 67) != 67)
1157 if (jas_stream_pad(out, 67, 0) != 67)
1165 static void jas_icctxtdesc_dump(jas_iccattrval_t *attrval, FILE *out)
1167 jas_icctxtdesc_t *txtdesc = &attrval->data.txtdesc;
1168 fprintf(out, "ascii = \"%s\"\n", txtdesc->ascdata);
1169 fprintf(out, "uclangcode = %d; uclen = %d\n", txtdesc->uclangcode,
1171 fprintf(out, "sccode = %d\n", txtdesc->sccode);
1172 fprintf(out, "maclen = %d\n", txtdesc->maclen);
1175 /******************************************************************************\
1177 \******************************************************************************/
1179 static void jas_icctxt_destroy(jas_iccattrval_t *attrval)
1181 jas_icctxt_t *txt = &attrval->data.txt;
1183 jas_free(txt->string);
1186 static int jas_icctxt_copy(jas_iccattrval_t *attrval,
1187 jas_iccattrval_t *othattrval)
1189 jas_icctxt_t *txt = &attrval->data.txt;
1190 jas_icctxt_t *othtxt = &othattrval->data.txt;
1191 if (!(txt->string = strdup(othtxt->string)))
1196 static int jas_icctxt_input(jas_iccattrval_t *attrval, jas_stream_t *in,
1199 jas_icctxt_t *txt = &attrval->data.txt;
1201 if (!(txt->string = jas_malloc(cnt)))
1203 if (jas_stream_read(in, txt->string, cnt) != cnt)
1205 txt->string[cnt - 1] = '\0';
1206 if (JAS_CAST(int, strlen(txt->string)) + 1 != cnt)
1211 jas_free(txt->string);
1215 static int jas_icctxt_getsize(jas_iccattrval_t *attrval)
1217 jas_icctxt_t *txt = &attrval->data.txt;
1218 return strlen(txt->string) + 1;
1221 static int jas_icctxt_output(jas_iccattrval_t *attrval, jas_stream_t *out)
1223 jas_icctxt_t *txt = &attrval->data.txt;
1224 if (jas_stream_puts(out, txt->string) ||
1225 jas_stream_putc(out, 0) == EOF)
1230 static void jas_icctxt_dump(jas_iccattrval_t *attrval, FILE *out)
1232 jas_icctxt_t *txt = &attrval->data.txt;
1233 fprintf(out, "string = \"%s\"\n", txt->string);
1236 /******************************************************************************\
1238 \******************************************************************************/
1240 static void jas_icclut8_destroy(jas_iccattrval_t *attrval)
1242 jas_icclut8_t *lut8 = &attrval->data.lut8;
1244 jas_free(lut8->clut);
1246 jas_free(lut8->intabs);
1247 if (lut8->intabsbuf)
1248 jas_free(lut8->intabsbuf);
1250 jas_free(lut8->outtabs);
1251 if (lut8->outtabsbuf)
1252 jas_free(lut8->outtabsbuf);
1255 static int jas_icclut8_copy(jas_iccattrval_t *attrval,
1256 jas_iccattrval_t *othattrval)
1258 jas_icclut8_t *lut8 = &attrval->data.lut8;
1259 /* Avoid compiler warnings about unused parameters. */
1267 static int jas_icclut8_input(jas_iccattrval_t *attrval, jas_stream_t *in,
1273 jas_icclut8_t *lut8 = &attrval->data.lut8;
1276 lut8->intabsbuf = 0;
1278 lut8->outtabsbuf = 0;
1279 if (jas_iccgetuint8(in, &lut8->numinchans) ||
1280 jas_iccgetuint8(in, &lut8->numoutchans) ||
1281 jas_iccgetuint8(in, &lut8->clutlen) ||
1282 jas_stream_getc(in) == EOF)
1284 for (i = 0; i < 3; ++i) {
1285 for (j = 0; j < 3; ++j) {
1286 if (jas_iccgetsint32(in, &lut8->e[i][j]))
1290 if (jas_iccgetuint16(in, &lut8->numintabents) ||
1291 jas_iccgetuint16(in, &lut8->numouttabents))
1293 clutsize = jas_iccpowi(lut8->clutlen, lut8->numinchans) * lut8->numoutchans;
1294 if (!(lut8->clut = jas_malloc(clutsize * sizeof(jas_iccuint8_t))) ||
1295 !(lut8->intabsbuf = jas_malloc(lut8->numinchans *
1296 lut8->numintabents * sizeof(jas_iccuint8_t))) ||
1297 !(lut8->intabs = jas_malloc(lut8->numinchans *
1298 sizeof(jas_iccuint8_t *))))
1300 for (i = 0; i < lut8->numinchans; ++i)
1301 lut8->intabs[i] = &lut8->intabsbuf[i * lut8->numintabents];
1302 if (!(lut8->outtabsbuf = jas_malloc(lut8->numoutchans *
1303 lut8->numouttabents * sizeof(jas_iccuint8_t))) ||
1304 !(lut8->outtabs = jas_malloc(lut8->numoutchans *
1305 sizeof(jas_iccuint8_t *))))
1307 for (i = 0; i < lut8->numoutchans; ++i)
1308 lut8->outtabs[i] = &lut8->outtabsbuf[i * lut8->numouttabents];
1309 for (i = 0; i < lut8->numinchans; ++i) {
1310 for (j = 0; j < JAS_CAST(int, lut8->numintabents); ++j) {
1311 if (jas_iccgetuint8(in, &lut8->intabs[i][j]))
1315 for (i = 0; i < lut8->numoutchans; ++i) {
1316 for (j = 0; j < JAS_CAST(int, lut8->numouttabents); ++j) {
1317 if (jas_iccgetuint8(in, &lut8->outtabs[i][j]))
1321 for (i = 0; i < clutsize; ++i) {
1322 if (jas_iccgetuint8(in, &lut8->clut[i]))
1325 if (JAS_CAST(int, 44 + lut8->numinchans * lut8->numintabents +
1326 lut8->numoutchans * lut8->numouttabents +
1327 jas_iccpowi(lut8->clutlen, lut8->numinchans) * lut8->numoutchans) !=
1332 jas_icclut8_destroy(attrval);
1336 static int jas_icclut8_getsize(jas_iccattrval_t *attrval)
1338 jas_icclut8_t *lut8 = &attrval->data.lut8;
1339 return 44 + lut8->numinchans * lut8->numintabents +
1340 lut8->numoutchans * lut8->numouttabents +
1341 jas_iccpowi(lut8->clutlen, lut8->numinchans) * lut8->numoutchans;
1344 static int jas_icclut8_output(jas_iccattrval_t *attrval, jas_stream_t *out)
1346 jas_icclut8_t *lut8 = &attrval->data.lut8;
1352 lut8->intabsbuf = 0;
1354 lut8->outtabsbuf = 0;
1355 if (jas_stream_putc(out, lut8->numinchans) == EOF ||
1356 jas_stream_putc(out, lut8->numoutchans) == EOF ||
1357 jas_stream_putc(out, lut8->clutlen) == EOF ||
1358 jas_stream_putc(out, 0) == EOF)
1360 for (i = 0; i < 3; ++i) {
1361 for (j = 0; j < 3; ++j) {
1362 if (jas_iccputsint32(out, lut8->e[i][j]))
1366 if (jas_iccputuint16(out, lut8->numintabents) ||
1367 jas_iccputuint16(out, lut8->numouttabents))
1369 n = lut8->numinchans * lut8->numintabents;
1370 for (i = 0; i < n; ++i) {
1371 if (jas_iccputuint8(out, lut8->intabsbuf[i]))
1374 n = lut8->numoutchans * lut8->numouttabents;
1375 for (i = 0; i < n; ++i) {
1376 if (jas_iccputuint8(out, lut8->outtabsbuf[i]))
1379 n = jas_iccpowi(lut8->clutlen, lut8->numinchans) * lut8->numoutchans;
1380 for (i = 0; i < n; ++i) {
1381 if (jas_iccputuint8(out, lut8->clut[i]))
1389 static void jas_icclut8_dump(jas_iccattrval_t *attrval, FILE *out)
1391 jas_icclut8_t *lut8 = &attrval->data.lut8;
1394 fprintf(out, "numinchans=%d, numoutchans=%d, clutlen=%d\n",
1395 lut8->numinchans, lut8->numoutchans, lut8->clutlen);
1396 for (i = 0; i < 3; ++i) {
1397 for (j = 0; j < 3; ++j) {
1398 fprintf(out, "e[%d][%d]=%f ", i, j, lut8->e[i][j] / 65536.0);
1402 fprintf(out, "numintabents=%d, numouttabents=%d\n",
1403 lut8->numintabents, lut8->numouttabents);
1406 /******************************************************************************\
1408 \******************************************************************************/
1410 static void jas_icclut16_destroy(jas_iccattrval_t *attrval)
1412 jas_icclut16_t *lut16 = &attrval->data.lut16;
1414 jas_free(lut16->clut);
1416 jas_free(lut16->intabs);
1417 if (lut16->intabsbuf)
1418 jas_free(lut16->intabsbuf);
1420 jas_free(lut16->outtabs);
1421 if (lut16->outtabsbuf)
1422 jas_free(lut16->outtabsbuf);
1425 static int jas_icclut16_copy(jas_iccattrval_t *attrval,
1426 jas_iccattrval_t *othattrval)
1428 /* Avoid compiler warnings about unused parameters. */
1431 /* Not yet implemented. */
1436 static int jas_icclut16_input(jas_iccattrval_t *attrval, jas_stream_t *in,
1442 jas_icclut16_t *lut16 = &attrval->data.lut16;
1445 lut16->intabsbuf = 0;
1447 lut16->outtabsbuf = 0;
1448 if (jas_iccgetuint8(in, &lut16->numinchans) ||
1449 jas_iccgetuint8(in, &lut16->numoutchans) ||
1450 jas_iccgetuint8(in, &lut16->clutlen) ||
1451 jas_stream_getc(in) == EOF)
1453 for (i = 0; i < 3; ++i) {
1454 for (j = 0; j < 3; ++j) {
1455 if (jas_iccgetsint32(in, &lut16->e[i][j]))
1459 if (jas_iccgetuint16(in, &lut16->numintabents) ||
1460 jas_iccgetuint16(in, &lut16->numouttabents))
1462 clutsize = jas_iccpowi(lut16->clutlen, lut16->numinchans) * lut16->numoutchans;
1463 if (!(lut16->clut = jas_malloc(clutsize * sizeof(jas_iccuint16_t))) ||
1464 !(lut16->intabsbuf = jas_malloc(lut16->numinchans *
1465 lut16->numintabents * sizeof(jas_iccuint16_t))) ||
1466 !(lut16->intabs = jas_malloc(lut16->numinchans *
1467 sizeof(jas_iccuint16_t *))))
1469 for (i = 0; i < lut16->numinchans; ++i)
1470 lut16->intabs[i] = &lut16->intabsbuf[i * lut16->numintabents];
1471 if (!(lut16->outtabsbuf = jas_malloc(lut16->numoutchans *
1472 lut16->numouttabents * sizeof(jas_iccuint16_t))) ||
1473 !(lut16->outtabs = jas_malloc(lut16->numoutchans *
1474 sizeof(jas_iccuint16_t *))))
1476 for (i = 0; i < lut16->numoutchans; ++i)
1477 lut16->outtabs[i] = &lut16->outtabsbuf[i * lut16->numouttabents];
1478 for (i = 0; i < lut16->numinchans; ++i) {
1479 for (j = 0; j < JAS_CAST(int, lut16->numintabents); ++j) {
1480 if (jas_iccgetuint16(in, &lut16->intabs[i][j]))
1484 for (i = 0; i < lut16->numoutchans; ++i) {
1485 for (j = 0; j < JAS_CAST(int, lut16->numouttabents); ++j) {
1486 if (jas_iccgetuint16(in, &lut16->outtabs[i][j]))
1490 for (i = 0; i < clutsize; ++i) {
1491 if (jas_iccgetuint16(in, &lut16->clut[i]))
1494 if (JAS_CAST(int, 44 + 2 * (lut16->numinchans * lut16->numintabents +
1495 lut16->numoutchans * lut16->numouttabents +
1496 jas_iccpowi(lut16->clutlen, lut16->numinchans) *
1497 lut16->numoutchans)) != cnt)
1501 jas_icclut16_destroy(attrval);
1505 static int jas_icclut16_getsize(jas_iccattrval_t *attrval)
1507 jas_icclut16_t *lut16 = &attrval->data.lut16;
1508 return 44 + 2 * (lut16->numinchans * lut16->numintabents +
1509 lut16->numoutchans * lut16->numouttabents +
1510 jas_iccpowi(lut16->clutlen, lut16->numinchans) * lut16->numoutchans);
1513 static int jas_icclut16_output(jas_iccattrval_t *attrval, jas_stream_t *out)
1515 jas_icclut16_t *lut16 = &attrval->data.lut16;
1519 if (jas_stream_putc(out, lut16->numinchans) == EOF ||
1520 jas_stream_putc(out, lut16->numoutchans) == EOF ||
1521 jas_stream_putc(out, lut16->clutlen) == EOF ||
1522 jas_stream_putc(out, 0) == EOF)
1524 for (i = 0; i < 3; ++i) {
1525 for (j = 0; j < 3; ++j) {
1526 if (jas_iccputsint32(out, lut16->e[i][j]))
1530 if (jas_iccputuint16(out, lut16->numintabents) ||
1531 jas_iccputuint16(out, lut16->numouttabents))
1533 n = lut16->numinchans * lut16->numintabents;
1534 for (i = 0; i < n; ++i) {
1535 if (jas_iccputuint16(out, lut16->intabsbuf[i]))
1538 n = lut16->numoutchans * lut16->numouttabents;
1539 for (i = 0; i < n; ++i) {
1540 if (jas_iccputuint16(out, lut16->outtabsbuf[i]))
1543 n = jas_iccpowi(lut16->clutlen, lut16->numinchans) * lut16->numoutchans;
1544 for (i = 0; i < n; ++i) {
1545 if (jas_iccputuint16(out, lut16->clut[i]))
1553 static void jas_icclut16_dump(jas_iccattrval_t *attrval, FILE *out)
1555 jas_icclut16_t *lut16 = &attrval->data.lut16;
1558 fprintf(out, "numinchans=%d, numoutchans=%d, clutlen=%d\n",
1559 lut16->numinchans, lut16->numoutchans, lut16->clutlen);
1560 for (i = 0; i < 3; ++i) {
1561 for (j = 0; j < 3; ++j) {
1562 fprintf(out, "e[%d][%d]=%f ", i, j, lut16->e[i][j] / 65536.0);
1566 fprintf(out, "numintabents=%d, numouttabents=%d\n",
1567 lut16->numintabents, lut16->numouttabents);
1570 /******************************************************************************\
1572 \******************************************************************************/
1574 static int jas_iccgetuint(jas_stream_t *in, int n, ulonglong *val)
1580 for (i = n; i > 0; --i) {
1581 if ((c = jas_stream_getc(in)) == EOF)
1589 static int jas_iccgetuint8(jas_stream_t *in, jas_iccuint8_t *val)
1592 if ((c = jas_stream_getc(in)) == EOF)
1598 static int jas_iccgetuint16(jas_stream_t *in, jas_iccuint16_t *val)
1601 if (jas_iccgetuint(in, 2, &tmp))
1607 static int jas_iccgetsint32(jas_stream_t *in, jas_iccsint32_t *val)
1610 if (jas_iccgetuint(in, 4, &tmp))
1612 *val = (tmp & 0x80000000) ? (-JAS_CAST(longlong, (((~tmp) &
1613 0x7fffffff) + 1))) : JAS_CAST(longlong, tmp);
1617 static int jas_iccgetuint32(jas_stream_t *in, jas_iccuint32_t *val)
1620 if (jas_iccgetuint(in, 4, &tmp))
1626 static int jas_iccgetuint64(jas_stream_t *in, jas_iccuint64_t *val)
1629 if (jas_iccgetuint(in, 8, &tmp))
1635 static int jas_iccputuint(jas_stream_t *out, int n, ulonglong val)
1639 for (i = n; i > 0; --i) {
1640 c = (val >> (8 * (i - 1))) & 0xff;
1641 if (jas_stream_putc(out, c) == EOF)
1647 static int jas_iccputsint(jas_stream_t *out, int n, longlong val)
1650 tmp = (val < 0) ? (abort(), 0) : val;
1651 return jas_iccputuint(out, n, tmp);
1654 /******************************************************************************\
1656 \******************************************************************************/
1658 static char *jas_iccsigtostr(int sig, char *buf)
1664 for (n = 4; n > 0; --n) {
1665 c = (sig >> 24) & 0xff;
1666 if (isalpha(c) || isdigit(c)) {
1675 static long jas_iccpadtomult(long x, long y)
1677 return ((x + y - 1) / y) * y;
1680 static long jas_iccpowi(int x, int n)
1690 jas_iccprof_t *jas_iccprof_createfrombuf(uchar *buf, int len)
1693 jas_iccprof_t *prof;
1694 if (!(in = jas_stream_memopen(JAS_CAST(char *, buf), len)))
1696 if (!(prof = jas_iccprof_load(in)))
1698 jas_stream_close(in);
1704 jas_iccprof_t *jas_iccprof_createfromclrspc(int clrspc)
1706 jas_iccprof_t *prof;
1708 case JAS_CLRSPC_SRGB:
1709 prof = jas_iccprof_createfrombuf(jas_iccprofdata_srgb,
1710 jas_iccprofdata_srgblen);
1712 case JAS_CLRSPC_SGRAY:
1713 prof = jas_iccprof_createfrombuf(jas_iccprofdata_sgray,
1714 jas_iccprofdata_sgraylen);