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- Committer: Package Import Robot
- Author(s): Marc Deslauriers
- Date: 2012-04-25 10:22:49 UTC
- Revision ID: package-import@ubuntu.com-20120425102249-h90oao4ng7lbd8cw
Tags: 8:6.6.9.7-5ubuntu3.1
* SECURITY UPDATE: denial of service and possible code execution via
malformed ResolutionUnit or IOP tags.
- debian/patches/CVE-2012-0247.patch: properly calculate
lengths and sizes in magick/{profile,property}.c.
- CVE-2012-0247
- CVE-2012-0248
- CVE-2012-1185
- CVE-2012-1186
* SECURITY UPDATE: denial of service and possible code execution via
EXIF tags.
- debian/patches/CVE-2012-0259.patch: don't copy invalid memory in
coders/tiff.c, properly initialize buffers in magick/property.c.
- CVE-2012-0259
- CVE-2012-1798
* SECURITY UPDATE: denial of service and possible code execution via
JPEG EXIF integer overflow.
- debian/patches/CVE-2012-1610.patch: check number of bytes in
magick/{profile,property}.c.
- CVE-2012-1610
malformed ResolutionUnit or IOP tags.
- debian/patches/CVE-2012-0247.patch: properly calculate
lengths and sizes in magick/{profile,property}.c.
- CVE-2012-0247
- CVE-2012-0248
- CVE-2012-1185
- CVE-2012-1186
* SECURITY UPDATE: denial of service and possible code execution via
EXIF tags.
- debian/patches/CVE-2012-0259.patch: don't copy invalid memory in
coders/tiff.c, properly initialize buffers in magick/property.c.
- CVE-2012-0259
- CVE-2012-1798
* SECURITY UPDATE: denial of service and possible code execution via
JPEG EXIF integer overflow.
- debian/patches/CVE-2012-1610.patch: check number of bytes in
magick/{profile,property}.c.
- CVE-2012-1610
- files added:
- .pc/CVE-2012-0247.patch
- .pc/CVE-2012-0247.patch/magick
- .pc/CVE-2012-0259.patch
- .pc/CVE-2012-0259.patch/coders
- .pc/CVE-2012-0259.patch/magick
- .pc/CVE-2012-1610.patch
- .pc/CVE-2012-1610.patch/magick
- files modified:
- .pc/applied-patches
added
removed
.pc/CVE-2012-0247.patch/magick/property.c
1
/*
2
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
3
% %
4
% %
5
% %
6
% PPPP RRRR OOO PPPP EEEEE RRRR TTTTT Y Y %
7
% P P R R O O P P E R R T Y Y %
8
% PPPP RRRR O O PPPP EEE RRRR T Y %
9
% P R R O O P E R R T Y %
10
% P R R OOO P EEEEE R R T Y %
11
% %
12
% %
13
% MagickCore Property Methods %
14
% %
15
% Software Design %
16
% John Cristy %
17
% March 2000 %
18
% %
19
% %
20
% Copyright 1999-2011 ImageMagick Studio LLC, a non-profit organization %
21
% dedicated to making software imaging solutions freely available. %
22
% %
23
% You may not use this file except in compliance with the License. You may %
24
% obtain a copy of the License at %
25
% %
26
% http://www.imagemagick.org/script/license.php %
27
% %
28
% Unless required by applicable law or agreed to in writing, software %
29
% distributed under the License is distributed on an "AS IS" BASIS, %
30
% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. %
31
% See the License for the specific language governing permissions and %
32
% limitations under the License. %
33
% %
34
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
35
%
36
%
37
%
38
*/
39
40
/*
41
Include declarations.
42
*/
43
#include "magick/studio.h"
44
#include "magick/attribute.h"
45
#include "magick/cache.h"
46
#include "magick/color.h"
47
#include "magick/compare.h"
48
#include "magick/constitute.h"
49
#include "magick/draw.h"
50
#include "magick/effect.h"
51
#include "magick/exception.h"
52
#include "magick/exception-private.h"
53
#include "magick/fx.h"
54
#include "magick/fx-private.h"
55
#include "magick/gem.h"
56
#include "magick/geometry.h"
57
#include "magick/histogram.h"
58
#include "magick/image.h"
59
#include "magick/image.h"
60
#include "magick/layer.h"
61
#include "magick/list.h"
62
#include "magick/magick.h"
63
#include "magick/memory_.h"
64
#include "magick/monitor.h"
65
#include "magick/montage.h"
66
#include "magick/option.h"
67
#include "magick/profile.h"
68
#include "magick/property.h"
69
#include "magick/quantum.h"
70
#include "magick/resource_.h"
71
#include "magick/splay-tree.h"
72
#include "magick/signature-private.h"
73
#include "magick/statistic.h"
74
#include "magick/string_.h"
75
#include "magick/string-private.h"
76
#include "magick/token.h"
77
#include "magick/utility.h"
78
#include "magick/version.h"
79
#include "magick/xml-tree.h"
80
81
/*
82
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
83
% %
84
% %
85
% %
86
% C l o n e I m a g e P r o p e r t i e s %
87
% %
88
% %
89
% %
90
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
91
%
92
% CloneImageProperties() clones one or more image properties.
93
%
94
% The format of the CloneImageProperties method is:
95
%
96
% MagickBooleanType CloneImageProperties(Image *image,
97
% const Image *clone_image)
98
%
99
% A description of each parameter follows:
100
%
101
% o image: the image.
102
%
103
% o clone_image: the clone image.
104
%
105
*/
106
MagickExport MagickBooleanType CloneImageProperties(Image *image,
107
const Image *clone_image)
108
{
109
assert(image != (Image *) NULL);
110
assert(image->signature == MagickSignature);
111
if (image->debug != MagickFalse)
112
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
113
assert(clone_image != (const Image *) NULL);
114
assert(clone_image->signature == MagickSignature);
115
if (clone_image->debug != MagickFalse)
116
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",
117
clone_image->filename);
118
(void) CopyMagickString(image->filename,clone_image->filename,MaxTextExtent);
119
(void) CopyMagickString(image->magick_filename,clone_image->magick_filename,
120
MaxTextExtent);
121
image->compression=clone_image->compression;
122
image->quality=clone_image->quality;
123
image->depth=clone_image->depth;
124
image->background_color=clone_image->background_color;
125
image->border_color=clone_image->border_color;
126
image->matte_color=clone_image->matte_color;
127
image->transparent_color=clone_image->transparent_color;
128
image->gamma=clone_image->gamma;
129
image->chromaticity=clone_image->chromaticity;
130
image->rendering_intent=clone_image->rendering_intent;
131
image->black_point_compensation=clone_image->black_point_compensation;
132
image->units=clone_image->units;
133
image->montage=(char *) NULL;
134
image->directory=(char *) NULL;
135
(void) CloneString(&image->geometry,clone_image->geometry);
136
image->offset=clone_image->offset;
137
image->x_resolution=clone_image->x_resolution;
138
image->y_resolution=clone_image->y_resolution;
139
image->page=clone_image->page;
140
image->tile_offset=clone_image->tile_offset;
141
image->extract_info=clone_image->extract_info;
142
image->bias=clone_image->bias;
143
image->filter=clone_image->filter;
144
image->blur=clone_image->blur;
145
image->fuzz=clone_image->fuzz;
146
image->interlace=clone_image->interlace;
147
image->interpolate=clone_image->interpolate;
148
image->endian=clone_image->endian;
149
image->gravity=clone_image->gravity;
150
image->compose=clone_image->compose;
151
image->scene=clone_image->scene;
152
image->orientation=clone_image->orientation;
153
image->dispose=clone_image->dispose;
154
image->delay=clone_image->delay;
155
image->ticks_per_second=clone_image->ticks_per_second;
156
image->iterations=clone_image->iterations;
157
image->total_colors=clone_image->total_colors;
158
image->taint=clone_image->taint;
159
image->progress_monitor=clone_image->progress_monitor;
160
image->client_data=clone_image->client_data;
161
image->start_loop=clone_image->start_loop;
162
image->error=clone_image->error;
163
image->signature=clone_image->signature;
164
if (clone_image->properties != (void *) NULL)
165
{
166
if (image->properties != (void *) NULL)
167
DestroyImageProperties(image);
168
image->properties=CloneSplayTree((SplayTreeInfo *)
169
clone_image->properties,(void *(*)(void *)) ConstantString,
170
(void *(*)(void *)) ConstantString);
171
}
172
return(MagickTrue);
173
}
174
175
/*
176
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
177
% %
178
% %
179
% %
180
% D e f i n e I m a g e P r o p e r t y %
181
% %
182
% %
183
% %
184
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
185
%
186
% DefineImageProperty() associates a key/value pair with an image property.
187
%
188
% The format of the DefineImageProperty method is:
189
%
190
% MagickBooleanType DefineImageProperty(Image *image,
191
% const char *property)
192
%
193
% A description of each parameter follows:
194
%
195
% o image: the image.
196
%
197
% o property: the image property.
198
%
199
*/
200
MagickExport MagickBooleanType DefineImageProperty(Image *image,
201
const char *property)
202
{
203
char
204
key[MaxTextExtent],
205
value[MaxTextExtent];
206
207
register char
208
*p;
209
210
assert(image != (Image *) NULL);
211
assert(property != (const char *) NULL);
212
(void) CopyMagickString(key,property,MaxTextExtent-1);
213
for (p=key; *p != '\0'; p++)
214
if (*p == '=')
215
break;
216
*value='\0';
217
if (*p == '=')
218
(void) CopyMagickString(value,p+1,MaxTextExtent);
219
*p='\0';
220
return(SetImageProperty(image,key,value));
221
}
222
223
/*
224
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
225
% %
226
% %
227
% %
228
% D e l e t e I m a g e P r o p e r t y %
229
% %
230
% %
231
% %
232
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
233
%
234
% DeleteImageProperty() deletes an image property.
235
%
236
% The format of the DeleteImageProperty method is:
237
%
238
% MagickBooleanType DeleteImageProperty(Image *image,const char *property)
239
%
240
% A description of each parameter follows:
241
%
242
% o image: the image.
243
%
244
% o property: the image property.
245
%
246
*/
247
MagickExport MagickBooleanType DeleteImageProperty(Image *image,
248
const char *property)
249
{
250
assert(image != (Image *) NULL);
251
assert(image->signature == MagickSignature);
252
if (image->debug != MagickFalse)
253
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",
254
image->filename);
255
if (image->properties == (void *) NULL)
256
return(MagickFalse);
257
return(DeleteNodeFromSplayTree((SplayTreeInfo *) image->properties,property));
258
}
259
260
/*
261
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
262
% %
263
% %
264
% %
265
% D e s t r o y I m a g e P r o p e r t i e s %
266
% %
267
% %
268
% %
269
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
270
%
271
% DestroyImageProperties() releases memory associated with image property
272
% values.
273
%
274
% The format of the DestroyDefines method is:
275
%
276
% void DestroyImageProperties(Image *image)
277
%
278
% A description of each parameter follows:
279
%
280
% o image: the image.
281
%
282
*/
283
MagickExport void DestroyImageProperties(Image *image)
284
{
285
assert(image != (Image *) NULL);
286
assert(image->signature == MagickSignature);
287
if (image->debug != MagickFalse)
288
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",
289
image->filename);
290
if (image->properties != (void *) NULL)
291
image->properties=(void *) DestroySplayTree((SplayTreeInfo *)
292
image->properties);
293
}
294
295
/*
296
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
297
% %
298
% %
299
% %
300
% F o r m a t I m a g e P r o p e r t y %
301
% %
302
% %
303
% %
304
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
305
%
306
% FormatImageProperty() permits formatted property/value pairs to be saved as
307
% an image property.
308
%
309
% The format of the FormatImageProperty method is:
310
%
311
% MagickBooleanType FormatImageProperty(Image *image,const char *property,
312
% const char *format,...)
313
%
314
% A description of each parameter follows.
315
%
316
% o image: The image.
317
%
318
% o property: The attribute property.
319
%
320
% o format: A string describing the format to use to write the remaining
321
% arguments.
322
%
323
*/
324
325
MagickExport MagickBooleanType FormatImagePropertyList(Image *image,
326
const char *property,const char *format,va_list operands)
327
{
328
char
329
value[MaxTextExtent];
330
331
int
332
n;
333
334
#if defined(MAGICKCORE_HAVE_VSNPRINTF)
335
n=vsnprintf(value,MaxTextExtent,format,operands);
336
#else
337
n=vsprintf(value,format,operands);
338
#endif
339
if (n < 0)
340
value[MaxTextExtent-1]='\0';
341
return(SetImageProperty(image,property,value));
342
}
343
344
MagickExport MagickBooleanType FormatImageProperty(Image *image,
345
const char *property,const char *format,...)
346
{
347
MagickBooleanType
348
status;
349
350
va_list
351
operands;
352
353
va_start(operands,format);
354
status=FormatImagePropertyList(image,property,format,operands);
355
va_end(operands);
356
return(status);
357
}
358
359
/*
360
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
361
% %
362
% %
363
% %
364
% G e t I m a g e P r o p e r t y %
365
% %
366
% %
367
% %
368
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
369
%
370
% GetImageProperty() gets a value associated with an image property.
371
%
372
% The format of the GetImageProperty method is:
373
%
374
% const char *GetImageProperty(const Image *image,const char *key)
375
%
376
% A description of each parameter follows:
377
%
378
% o image: the image.
379
%
380
% o key: the key.
381
%
382
*/
383
384
static char
385
*TracePSClippath(const unsigned char *,size_t,const size_t,
386
const size_t),
387
*TraceSVGClippath(const unsigned char *,size_t,const size_t,
388
const size_t);
389
390
static MagickBooleanType GetIPTCProperty(const Image *image,const char *key)
391
{
392
char
393
*attribute,
394
*message;
395
396
const StringInfo
397
*profile;
398
399
long
400
count,
401
dataset,
402
record;
403
404
register ssize_t
405
i;
406
407
size_t
408
length;
409
410
profile=GetImageProfile(image,"iptc");
411
if (profile == (StringInfo *) NULL)
412
profile=GetImageProfile(image,"8bim");
413
if (profile == (StringInfo *) NULL)
414
return(MagickFalse);
415
count=sscanf(key,"IPTC:%ld:%ld",&dataset,&record);
416
if (count != 2)
417
return(MagickFalse);
418
attribute=(char *) NULL;
419
for (i=0; i < (ssize_t) GetStringInfoLength(profile); i+=(ssize_t) length)
420
{
421
length=1;
422
if ((ssize_t) GetStringInfoDatum(profile)[i] != 0x1c)
423
continue;
424
length=(size_t) (GetStringInfoDatum(profile)[i+3] << 8);
425
length|=GetStringInfoDatum(profile)[i+4];
426
if (((long) GetStringInfoDatum(profile)[i+1] == dataset) &&
427
((long) GetStringInfoDatum(profile)[i+2] == record))
428
{
429
message=(char *) NULL;
430
if (~length >= 1)
431
message=(char *) AcquireQuantumMemory(length+1UL,sizeof(*message));
432
if (message != (char *) NULL)
433
{
434
(void) CopyMagickString(message,(char *) GetStringInfoDatum(
435
profile)+i+5,length+1);
436
(void) ConcatenateString(&attribute,message);
437
(void) ConcatenateString(&attribute,";");
438
message=DestroyString(message);
439
}
440
}
441
i+=5;
442
}
443
if ((attribute == (char *) NULL) || (*attribute == ';'))
444
{
445
if (attribute != (char *) NULL)
446
attribute=DestroyString(attribute);
447
return(MagickFalse);
448
}
449
attribute[strlen(attribute)-1]='\0';
450
(void) SetImageProperty((Image *) image,key,(const char *) attribute);
451
attribute=DestroyString(attribute);
452
return(MagickTrue);
453
}
454
455
static inline ssize_t MagickMax(const ssize_t x,const ssize_t y)
456
{
457
if (x > y)
458
return(x);
459
return(y);
460
}
461
462
static inline int ReadPropertyByte(const unsigned char **p,size_t *length)
463
{
464
int
465
c;
466
467
if (*length < 1)
468
return(EOF);
469
c=(int) (*(*p)++);
470
(*length)--;
471
return(c);
472
}
473
474
static inline size_t ReadPropertyMSBLong(const unsigned char **p,
475
size_t *length)
476
{
477
int
478
c;
479
480
register ssize_t
481
i;
482
483
unsigned char
484
buffer[4];
485
486
size_t
487
value;
488
489
if (*length < 4)
490
return(~0UL);
491
for (i=0; i < 4; i++)
492
{
493
c=(int) (*(*p)++);
494
(*length)--;
495
buffer[i]=(unsigned char) c;
496
}
497
value=(size_t) (buffer[0] << 24);
498
value|=buffer[1] << 16;
499
value|=buffer[2] << 8;
500
value|=buffer[3];
501
return(value & 0xffffffff);
502
}
503
504
static inline unsigned short ReadPropertyMSBShort(const unsigned char **p,
505
size_t *length)
506
{
507
int
508
c;
509
510
register ssize_t
511
i;
512
513
unsigned char
514
buffer[2];
515
516
unsigned short
517
value;
518
519
if (*length < 2)
520
return((unsigned short) ~0U);
521
for (i=0; i < 2; i++)
522
{
523
c=(int) (*(*p)++);
524
(*length)--;
525
buffer[i]=(unsigned char) c;
526
}
527
value=(unsigned short) (buffer[0] << 8);
528
value|=buffer[1];
529
return((unsigned short) (value & 0xffff));
530
}
531
532
static MagickBooleanType Get8BIMProperty(const Image *image,const char *key)
533
{
534
char
535
*attribute,
536
format[MaxTextExtent],
537
name[MaxTextExtent],
538
*resource;
539
540
const StringInfo
541
*profile;
542
543
const unsigned char
544
*info;
545
546
long
547
start,
548
stop;
549
550
MagickBooleanType
551
status;
552
553
register ssize_t
554
i;
555
556
ssize_t
557
count,
558
id,
559
sub_number;
560
561
size_t
562
length;
563
564
/*
565
There are no newlines in path names, so it's safe as terminator.
566
*/
567
profile=GetImageProfile(image,"8bim");
568
if (profile == (StringInfo *) NULL)
569
return(MagickFalse);
570
count=(ssize_t) sscanf(key,"8BIM:%ld,%ld:%[^\n]\n%[^\n]",&start,&stop,name,
571
format);
572
if ((count != 2) && (count != 3) && (count != 4))
573
return(MagickFalse);
574
if (count < 4)
575
(void) CopyMagickString(format,"SVG",MaxTextExtent);
576
if (count < 3)
577
*name='\0';
578
sub_number=1;
579
if (*name == '#')
580
sub_number=(ssize_t) StringToLong(&name[1]);
581
sub_number=MagickMax(sub_number,1L);
582
resource=(char *) NULL;
583
status=MagickFalse;
584
length=GetStringInfoLength(profile);
585
info=GetStringInfoDatum(profile);
586
while ((length > 0) && (status == MagickFalse))
587
{
588
if (ReadPropertyByte(&info,&length) != (unsigned char) '8')
589
continue;
590
if (ReadPropertyByte(&info,&length) != (unsigned char) 'B')
591
continue;
592
if (ReadPropertyByte(&info,&length) != (unsigned char) 'I')
593
continue;
594
if (ReadPropertyByte(&info,&length) != (unsigned char) 'M')
595
continue;
596
id=(ssize_t) ReadPropertyMSBShort(&info,&length);
597
if (id < (ssize_t) start)
598
continue;
599
if (id > (ssize_t) stop)
600
continue;
601
if (resource != (char *) NULL)
602
resource=DestroyString(resource);
603
count=(ssize_t) ReadPropertyByte(&info,&length);
604
if ((count != 0) && ((size_t) count <= length))
605
{
606
resource=(char *) NULL;
607
if (~(1UL*count) >= MaxTextExtent)
608
resource=(char *) AcquireQuantumMemory((size_t) count+MaxTextExtent,
609
sizeof(*resource));
610
if (resource != (char *) NULL)
611
{
612
for (i=0; i < (ssize_t) count; i++)
613
resource[i]=(char) ReadPropertyByte(&info,&length);
614
resource[count]='\0';
615
}
616
}
617
if ((count & 0x01) == 0)
618
(void) ReadPropertyByte(&info,&length);
619
count=(ssize_t) ((int) ReadPropertyMSBLong(&info,&length));
620
if ((*name != '\0') && (*name != '#'))
621
if ((resource == (char *) NULL) || (LocaleCompare(name,resource) != 0))
622
{
623
/*
624
No name match, scroll forward and try next.
625
*/
626
info+=count;
627
length-=count;
628
continue;
629
}
630
if ((*name == '#') && (sub_number != 1))
631
{
632
/*
633
No numbered match, scroll forward and try next.
634
*/
635
sub_number--;
636
info+=count;
637
length-=count;
638
continue;
639
}
640
/*
641
We have the resource of interest.
642
*/
643
attribute=(char *) NULL;
644
if (~(1UL*count) >= MaxTextExtent)
645
attribute=(char *) AcquireQuantumMemory((size_t) count+MaxTextExtent,
646
sizeof(*attribute));
647
if (attribute != (char *) NULL)
648
{
649
(void) CopyMagickMemory(attribute,(char *) info,(size_t) count);
650
attribute[count]='\0';
651
info+=count;
652
length-=count;
653
if ((id <= 1999) || (id >= 2999))
654
(void) SetImageProperty((Image *) image,key,(const char *)
655
attribute);
656
else
657
{
658
char
659
*path;
660
661
if (LocaleCompare(format,"svg") == 0)
662
path=TraceSVGClippath((unsigned char *) attribute,(size_t) count,
663
image->columns,image->rows);
664
else
665
path=TracePSClippath((unsigned char *) attribute,(size_t) count,
666
image->columns,image->rows);
667
(void) SetImageProperty((Image *) image,key,(const char *) path);
668
path=DestroyString(path);
669
}
670
attribute=DestroyString(attribute);
671
status=MagickTrue;
672
}
673
}
674
if (resource != (char *) NULL)
675
resource=DestroyString(resource);
676
return(status);
677
}
678
679
static inline unsigned short ReadPropertyShort(const EndianType endian,
680
const unsigned char *buffer)
681
{
682
unsigned short
683
value;
684
685
if (endian == MSBEndian)
686
{
687
value=(unsigned short) ((((unsigned char *) buffer)[0] << 8) |
688
((unsigned char *) buffer)[1]);
689
return((unsigned short) (value & 0xffff));
690
}
691
value=(unsigned short) ((buffer[1] << 8) | buffer[0]);
692
return((unsigned short) (value & 0xffff));
693
}
694
695
static inline size_t ReadPropertyLong(const EndianType endian,
696
const unsigned char *buffer)
697
{
698
size_t
699
value;
700
701
if (endian == MSBEndian)
702
{
703
value=(size_t) ((buffer[0] << 24) | (buffer[1] << 16) |
704
(buffer[2] << 8) | buffer[3]);
705
return((size_t) (value & 0xffffffff));
706
}
707
value=(size_t) ((buffer[3] << 24) | (buffer[2] << 16) |
708
(buffer[1] << 8 ) | (buffer[0]));
709
return((size_t) (value & 0xffffffff));
710
}
711
712
static MagickBooleanType GetEXIFProperty(const Image *image,
713
const char *property)
714
{
715
#define MaxDirectoryStack 16
716
#define EXIF_DELIMITER "\n"
717
#define EXIF_NUM_FORMATS 12
718
#define EXIF_FMT_BYTE 1
719
#define EXIF_FMT_STRING 2
720
#define EXIF_FMT_USHORT 3
721
#define EXIF_FMT_ULONG 4
722
#define EXIF_FMT_URATIONAL 5
723
#define EXIF_FMT_SBYTE 6
724
#define EXIF_FMT_UNDEFINED 7
725
#define EXIF_FMT_SSHORT 8
726
#define EXIF_FMT_SLONG 9
727
#define EXIF_FMT_SRATIONAL 10
728
#define EXIF_FMT_SINGLE 11
729
#define EXIF_FMT_DOUBLE 12
730
#define TAG_EXIF_OFFSET 0x8769
731
#define TAG_GPS_OFFSET 0x8825
732
#define TAG_INTEROP_OFFSET 0xa005
733
734
#define EXIFMultipleValues(size, format, arg) \
735
{ \
736
ssize_t \
737
component; \
738
\
739
size_t \
740
length; \
741
\
742
unsigned char \
743
*p1; \
744
\
745
length=0; \
746
p1=p; \
747
for (component=0; component < components; component++) \
748
{ \
749
length+=FormatMagickString(buffer+length,MaxTextExtent-length, \
750
format", ",arg); \
751
if (length >= MaxTextExtent - 1) \
752
length=MaxTextExtent-1; \
753
p1+=size; \
754
} \
755
if (length > 1) \
756
buffer[length-2]='\0'; \
757
value=AcquireString(buffer); \
758
}
759
760
#define EXIFMultipleFractions(size, format, arg1, arg2) \
761
{ \
762
ssize_t \
763
component; \
764
\
765
size_t \
766
length; \
767
\
768
unsigned char \
769
*p1; \
770
\
771
length=0; \
772
p1=p; \
773
for (component=0; component < components; component++) \
774
{ \
775
length+=FormatMagickString(buffer+length,MaxTextExtent-length, \
776
format", ",arg1, arg2); \
777
if (length >= MaxTextExtent - 1) \
778
length=MaxTextExtent-1; \
779
p1+=size; \
780
} \
781
if (length > 1) \
782
buffer[length-2]='\0'; \
783
value=AcquireString(buffer); \
784
}
785
786
typedef struct _DirectoryInfo
787
{
788
const unsigned char
789
*directory;
790
791
size_t
792
entry,
793
offset;
794
} DirectoryInfo;
795
796
typedef struct _TagInfo
797
{
798
size_t
799
tag;
800
801
const char
802
*description;
803
} TagInfo;
804
805
static TagInfo
806
EXIFTag[] =
807
{
808
{ 0x001, "exif:InteroperabilityIndex" },
809
{ 0x002, "exif:InteroperabilityVersion" },
810
{ 0x100, "exif:ImageWidth" },
811
{ 0x101, "exif:ImageLength" },
812
{ 0x102, "exif:BitsPerSample" },
813
{ 0x103, "exif:Compression" },
814
{ 0x106, "exif:PhotometricInterpretation" },
815
{ 0x10a, "exif:FillOrder" },
816
{ 0x10d, "exif:DocumentName" },
817
{ 0x10e, "exif:ImageDescription" },
818
{ 0x10f, "exif:Make" },
819
{ 0x110, "exif:Model" },
820
{ 0x111, "exif:StripOffsets" },
821
{ 0x112, "exif:Orientation" },
822
{ 0x115, "exif:SamplesPerPixel" },
823
{ 0x116, "exif:RowsPerStrip" },
824
{ 0x117, "exif:StripByteCounts" },
825
{ 0x11a, "exif:XResolution" },
826
{ 0x11b, "exif:YResolution" },
827
{ 0x11c, "exif:PlanarConfiguration" },
828
{ 0x11d, "exif:PageName" },
829
{ 0x11e, "exif:XPosition" },
830
{ 0x11f, "exif:YPosition" },
831
{ 0x118, "exif:MinSampleValue" },
832
{ 0x119, "exif:MaxSampleValue" },
833
{ 0x120, "exif:FreeOffsets" },
834
{ 0x121, "exif:FreeByteCounts" },
835
{ 0x122, "exif:GrayResponseUnit" },
836
{ 0x123, "exif:GrayResponseCurve" },
837
{ 0x124, "exif:T4Options" },
838
{ 0x125, "exif:T6Options" },
839
{ 0x128, "exif:ResolutionUnit" },
840
{ 0x12d, "exif:TransferFunction" },
841
{ 0x131, "exif:Software" },
842
{ 0x132, "exif:DateTime" },
843
{ 0x13b, "exif:Artist" },
844
{ 0x13e, "exif:WhitePoint" },
845
{ 0x13f, "exif:PrimaryChromaticities" },
846
{ 0x140, "exif:ColorMap" },
847
{ 0x141, "exif:HalfToneHints" },
848
{ 0x142, "exif:TileWidth" },
849
{ 0x143, "exif:TileLength" },
850
{ 0x144, "exif:TileOffsets" },
851
{ 0x145, "exif:TileByteCounts" },
852
{ 0x14a, "exif:SubIFD" },
853
{ 0x14c, "exif:InkSet" },
854
{ 0x14d, "exif:InkNames" },
855
{ 0x14e, "exif:NumberOfInks" },
856
{ 0x150, "exif:DotRange" },
857
{ 0x151, "exif:TargetPrinter" },
858
{ 0x152, "exif:ExtraSample" },
859
{ 0x153, "exif:SampleFormat" },
860
{ 0x154, "exif:SMinSampleValue" },
861
{ 0x155, "exif:SMaxSampleValue" },
862
{ 0x156, "exif:TransferRange" },
863
{ 0x157, "exif:ClipPath" },
864
{ 0x158, "exif:XClipPathUnits" },
865
{ 0x159, "exif:YClipPathUnits" },
866
{ 0x15a, "exif:Indexed" },
867
{ 0x15b, "exif:JPEGTables" },
868
{ 0x15f, "exif:OPIProxy" },
869
{ 0x200, "exif:JPEGProc" },
870
{ 0x201, "exif:JPEGInterchangeFormat" },
871
{ 0x202, "exif:JPEGInterchangeFormatLength" },
872
{ 0x203, "exif:JPEGRestartInterval" },
873
{ 0x205, "exif:JPEGLosslessPredictors" },
874
{ 0x206, "exif:JPEGPointTransforms" },
875
{ 0x207, "exif:JPEGQTables" },
876
{ 0x208, "exif:JPEGDCTables" },
877
{ 0x209, "exif:JPEGACTables" },
878
{ 0x211, "exif:YCbCrCoefficients" },
879
{ 0x212, "exif:YCbCrSubSampling" },
880
{ 0x213, "exif:YCbCrPositioning" },
881
{ 0x214, "exif:ReferenceBlackWhite" },
882
{ 0x2bc, "exif:ExtensibleMetadataPlatform" },
883
{ 0x301, "exif:Gamma" },
884
{ 0x302, "exif:ICCProfileDescriptor" },
885
{ 0x303, "exif:SRGBRenderingIntent" },
886
{ 0x320, "exif:ImageTitle" },
887
{ 0x5001, "exif:ResolutionXUnit" },
888
{ 0x5002, "exif:ResolutionYUnit" },
889
{ 0x5003, "exif:ResolutionXLengthUnit" },
890
{ 0x5004, "exif:ResolutionYLengthUnit" },
891
{ 0x5005, "exif:PrintFlags" },
892
{ 0x5006, "exif:PrintFlagsVersion" },
893
{ 0x5007, "exif:PrintFlagsCrop" },
894
{ 0x5008, "exif:PrintFlagsBleedWidth" },
895
{ 0x5009, "exif:PrintFlagsBleedWidthScale" },
896
{ 0x500A, "exif:HalftoneLPI" },
897
{ 0x500B, "exif:HalftoneLPIUnit" },
898
{ 0x500C, "exif:HalftoneDegree" },
899
{ 0x500D, "exif:HalftoneShape" },
900
{ 0x500E, "exif:HalftoneMisc" },
901
{ 0x500F, "exif:HalftoneScreen" },
902
{ 0x5010, "exif:JPEGQuality" },
903
{ 0x5011, "exif:GridSize" },
904
{ 0x5012, "exif:ThumbnailFormat" },
905
{ 0x5013, "exif:ThumbnailWidth" },
906
{ 0x5014, "exif:ThumbnailHeight" },
907
{ 0x5015, "exif:ThumbnailColorDepth" },
908
{ 0x5016, "exif:ThumbnailPlanes" },
909
{ 0x5017, "exif:ThumbnailRawBytes" },
910
{ 0x5018, "exif:ThumbnailSize" },
911
{ 0x5019, "exif:ThumbnailCompressedSize" },
912
{ 0x501a, "exif:ColorTransferFunction" },
913
{ 0x501b, "exif:ThumbnailData" },
914
{ 0x5020, "exif:ThumbnailImageWidth" },
915
{ 0x5021, "exif:ThumbnailImageHeight" },
916
{ 0x5022, "exif:ThumbnailBitsPerSample" },
917
{ 0x5023, "exif:ThumbnailCompression" },
918
{ 0x5024, "exif:ThumbnailPhotometricInterp" },
919
{ 0x5025, "exif:ThumbnailImageDescription" },
920
{ 0x5026, "exif:ThumbnailEquipMake" },
921
{ 0x5027, "exif:ThumbnailEquipModel" },
922
{ 0x5028, "exif:ThumbnailStripOffsets" },
923
{ 0x5029, "exif:ThumbnailOrientation" },
924
{ 0x502a, "exif:ThumbnailSamplesPerPixel" },
925
{ 0x502b, "exif:ThumbnailRowsPerStrip" },
926
{ 0x502c, "exif:ThumbnailStripBytesCount" },
927
{ 0x502d, "exif:ThumbnailResolutionX" },
928
{ 0x502e, "exif:ThumbnailResolutionY" },
929
{ 0x502f, "exif:ThumbnailPlanarConfig" },
930
{ 0x5030, "exif:ThumbnailResolutionUnit" },
931
{ 0x5031, "exif:ThumbnailTransferFunction" },
932
{ 0x5032, "exif:ThumbnailSoftwareUsed" },
933
{ 0x5033, "exif:ThumbnailDateTime" },
934
{ 0x5034, "exif:ThumbnailArtist" },
935
{ 0x5035, "exif:ThumbnailWhitePoint" },
936
{ 0x5036, "exif:ThumbnailPrimaryChromaticities" },
937
{ 0x5037, "exif:ThumbnailYCbCrCoefficients" },
938
{ 0x5038, "exif:ThumbnailYCbCrSubsampling" },
939
{ 0x5039, "exif:ThumbnailYCbCrPositioning" },
940
{ 0x503A, "exif:ThumbnailRefBlackWhite" },
941
{ 0x503B, "exif:ThumbnailCopyRight" },
942
{ 0x5090, "exif:LuminanceTable" },
943
{ 0x5091, "exif:ChrominanceTable" },
944
{ 0x5100, "exif:FrameDelay" },
945
{ 0x5101, "exif:LoopCount" },
946
{ 0x5110, "exif:PixelUnit" },
947
{ 0x5111, "exif:PixelPerUnitX" },
948
{ 0x5112, "exif:PixelPerUnitY" },
949
{ 0x5113, "exif:PaletteHistogram" },
950
{ 0x1000, "exif:RelatedImageFileFormat" },
951
{ 0x1001, "exif:RelatedImageLength" },
952
{ 0x1002, "exif:RelatedImageWidth" },
953
{ 0x800d, "exif:ImageID" },
954
{ 0x80e3, "exif:Matteing" },
955
{ 0x80e4, "exif:DataType" },
956
{ 0x80e5, "exif:ImageDepth" },
957
{ 0x80e6, "exif:TileDepth" },
958
{ 0x828d, "exif:CFARepeatPatternDim" },
959
{ 0x828e, "exif:CFAPattern2" },
960
{ 0x828f, "exif:BatteryLevel" },
961
{ 0x8298, "exif:Copyright" },
962
{ 0x829a, "exif:ExposureTime" },
963
{ 0x829d, "exif:FNumber" },
964
{ 0x83bb, "exif:IPTC/NAA" },
965
{ 0x84e3, "exif:IT8RasterPadding" },
966
{ 0x84e5, "exif:IT8ColorTable" },
967
{ 0x8649, "exif:ImageResourceInformation" },
968
{ 0x8769, "exif:ExifOffset" },
969
{ 0x8773, "exif:InterColorProfile" },
970
{ 0x8822, "exif:ExposureProgram" },
971
{ 0x8824, "exif:SpectralSensitivity" },
972
{ 0x8825, "exif:GPSInfo" },
973
{ 0x8827, "exif:ISOSpeedRatings" },
974
{ 0x8828, "exif:OECF" },
975
{ 0x8829, "exif:Interlace" },
976
{ 0x882a, "exif:TimeZoneOffset" },
977
{ 0x882b, "exif:SelfTimerMode" },
978
{ 0x9000, "exif:ExifVersion" },
979
{ 0x9003, "exif:DateTimeOriginal" },
980
{ 0x9004, "exif:DateTimeDigitized" },
981
{ 0x9101, "exif:ComponentsConfiguration" },
982
{ 0x9102, "exif:CompressedBitsPerPixel" },
983
{ 0x9201, "exif:ShutterSpeedValue" },
984
{ 0x9202, "exif:ApertureValue" },
985
{ 0x9203, "exif:BrightnessValue" },
986
{ 0x9204, "exif:ExposureBiasValue" },
987
{ 0x9205, "exif:MaxApertureValue" },
988
{ 0x9206, "exif:SubjectDistance" },
989
{ 0x9207, "exif:MeteringMode" },
990
{ 0x9208, "exif:LightSource" },
991
{ 0x9209, "exif:Flash" },
992
{ 0x920a, "exif:FocalLength" },
993
{ 0x920b, "exif:FlashEnergy" },
994
{ 0x920c, "exif:SpatialFrequencyResponse" },
995
{ 0x920d, "exif:Noise" },
996
{ 0x9211, "exif:ImageNumber" },
997
{ 0x9212, "exif:SecurityClassification" },
998
{ 0x9213, "exif:ImageHistory" },
999
{ 0x9214, "exif:SubjectArea" },
1000
{ 0x9215, "exif:ExposureIndex" },
1001
{ 0x9216, "exif:TIFF-EPStandardID" },
1002
{ 0x927c, "exif:MakerNote" },
1003
{ 0x9C9b, "exif:WinXP-Title" },
1004
{ 0x9C9c, "exif:WinXP-Comments" },
1005
{ 0x9C9d, "exif:WinXP-Author" },
1006
{ 0x9C9e, "exif:WinXP-Keywords" },
1007
{ 0x9C9f, "exif:WinXP-Subject" },
1008
{ 0x9286, "exif:UserComment" },
1009
{ 0x9290, "exif:SubSecTime" },
1010
{ 0x9291, "exif:SubSecTimeOriginal" },
1011
{ 0x9292, "exif:SubSecTimeDigitized" },
1012
{ 0xa000, "exif:FlashPixVersion" },
1013
{ 0xa001, "exif:ColorSpace" },
1014
{ 0xa002, "exif:ExifImageWidth" },
1015
{ 0xa003, "exif:ExifImageLength" },
1016
{ 0xa004, "exif:RelatedSoundFile" },
1017
{ 0xa005, "exif:InteroperabilityOffset" },
1018
{ 0xa20b, "exif:FlashEnergy" },
1019
{ 0xa20c, "exif:SpatialFrequencyResponse" },
1020
{ 0xa20d, "exif:Noise" },
1021
{ 0xa20e, "exif:FocalPlaneXResolution" },
1022
{ 0xa20f, "exif:FocalPlaneYResolution" },
1023
{ 0xa210, "exif:FocalPlaneResolutionUnit" },
1024
{ 0xa214, "exif:SubjectLocation" },
1025
{ 0xa215, "exif:ExposureIndex" },
1026
{ 0xa216, "exif:TIFF/EPStandardID" },
1027
{ 0xa217, "exif:SensingMethod" },
1028
{ 0xa300, "exif:FileSource" },
1029
{ 0xa301, "exif:SceneType" },
1030
{ 0xa302, "exif:CFAPattern" },
1031
{ 0xa401, "exif:CustomRendered" },
1032
{ 0xa402, "exif:ExposureMode" },
1033
{ 0xa403, "exif:WhiteBalance" },
1034
{ 0xa404, "exif:DigitalZoomRatio" },
1035
{ 0xa405, "exif:FocalLengthIn35mmFilm" },
1036
{ 0xa406, "exif:SceneCaptureType" },
1037
{ 0xa407, "exif:GainControl" },
1038
{ 0xa408, "exif:Contrast" },
1039
{ 0xa409, "exif:Saturation" },
1040
{ 0xa40a, "exif:Sharpness" },
1041
{ 0xa40b, "exif:DeviceSettingDescription" },
1042
{ 0xa40c, "exif:SubjectDistanceRange" },
1043
{ 0xa420, "exif:ImageUniqueID" },
1044
{ 0xc4a5, "exif:PrintImageMatching" },
1045
{ 0xa500, "exif:Gamma" },
1046
{ 0xc640, "exif:CR2Slice" },
1047
{ 0x10000, "exif:GPSVersionID" },
1048
{ 0x10001, "exif:GPSLatitudeRef" },
1049
{ 0x10002, "exif:GPSLatitude" },
1050
{ 0x10003, "exif:GPSLongitudeRef" },
1051
{ 0x10004, "exif:GPSLongitude" },
1052
{ 0x10005, "exif:GPSAltitudeRef" },
1053
{ 0x10006, "exif:GPSAltitude" },
1054
{ 0x10007, "exif:GPSTimeStamp" },
1055
{ 0x10008, "exif:GPSSatellites" },
1056
{ 0x10009, "exif:GPSStatus" },
1057
{ 0x1000a, "exif:GPSMeasureMode" },
1058
{ 0x1000b, "exif:GPSDop" },
1059
{ 0x1000c, "exif:GPSSpeedRef" },
1060
{ 0x1000d, "exif:GPSSpeed" },
1061
{ 0x1000e, "exif:GPSTrackRef" },
1062
{ 0x1000f, "exif:GPSTrack" },
1063
{ 0x10010, "exif:GPSImgDirectionRef" },
1064
{ 0x10011, "exif:GPSImgDirection" },
1065
{ 0x10012, "exif:GPSMapDatum" },
1066
{ 0x10013, "exif:GPSDestLatitudeRef" },
1067
{ 0x10014, "exif:GPSDestLatitude" },
1068
{ 0x10015, "exif:GPSDestLongitudeRef" },
1069
{ 0x10016, "exif:GPSDestLongitude" },
1070
{ 0x10017, "exif:GPSDestBearingRef" },
1071
{ 0x10018, "exif:GPSDestBearing" },
1072
{ 0x10019, "exif:GPSDestDistanceRef" },
1073
{ 0x1001a, "exif:GPSDestDistance" },
1074
{ 0x1001b, "exif:GPSProcessingMethod" },
1075
{ 0x1001c, "exif:GPSAreaInformation" },
1076
{ 0x1001d, "exif:GPSDateStamp" },
1077
{ 0x1001e, "exif:GPSDifferential" },
1078
{ 0x0000, NULL}
1079
};
1080
1081
const StringInfo
1082
*profile;
1083
1084
const unsigned char
1085
*directory,
1086
*exif;
1087
1088
DirectoryInfo
1089
directory_stack[MaxDirectoryStack];
1090
1091
EndianType
1092
endian;
1093
1094
MagickBooleanType
1095
status;
1096
1097
register ssize_t
1098
i;
1099
1100
size_t
1101
entry,
1102
length,
1103
number_entries,
1104
tag_offset,
1105
tag;
1106
1107
ssize_t
1108
all,
1109
id,
1110
level,
1111
offset,
1112
tag_value;
1113
1114
static int
1115
tag_bytes[] = {0, 1, 1, 2, 4, 8, 1, 1, 2, 4, 8, 4, 8};
1116
1117
/*
1118
If EXIF data exists, then try to parse the request for a tag.
1119
*/
1120
profile=GetImageProfile(image,"exif");
1121
if (profile == (StringInfo *) NULL)
1122
return(MagickFalse);
1123
if ((property == (const char *) NULL) || (*property == '\0'))
1124
return(MagickFalse);
1125
while (isspace((int) ((unsigned char) *property)) != 0)
1126
property++;
1127
all=0;
1128
tag=(~0UL);
1129
switch (*(property+5))
1130
{
1131
case '*':
1132
{
1133
/*
1134
Caller has asked for all the tags in the EXIF data.
1135
*/
1136
tag=0;
1137
all=1; /* return the data in description=value format */
1138
break;
1139
}
1140
case '!':
1141
{
1142
tag=0;
1143
all=2; /* return the data in tagid=value format */
1144
break;
1145
}
1146
case '#':
1147
case '@':
1148
{
1149
int
1150
c;
1151
1152
size_t
1153
n;
1154
1155
/*
1156
Check for a hex based tag specification first.
1157
*/
1158
tag=(*(property+5) == '@') ? 1UL : 0UL;
1159
property+=6;
1160
n=strlen(property);
1161
if (n != 4)
1162
return(MagickFalse);
1163
/*
1164
Parse tag specification as a hex number.
1165
*/
1166
n/=4;
1167
do
1168
{
1169
for (i=(ssize_t) n-1L; i >= 0; i--)
1170
{
1171
c=(*property++);
1172
tag<<=4;
1173
if ((c >= '0') && (c <= '9'))
1174
tag|=(c-'0');
1175
else
1176
if ((c >= 'A') && (c <= 'F'))
1177
tag|=(c-('A'-10));
1178
else
1179
if ((c >= 'a') && (c <= 'f'))
1180
tag|=(c-('a'-10));
1181
else
1182
return(MagickFalse);
1183
}
1184
} while (*property != '\0');
1185
break;
1186
}
1187
default:
1188
{
1189
/*
1190
Try to match the text with a tag name instead.
1191
*/
1192
for (i=0; ; i++)
1193
{
1194
if (EXIFTag[i].tag == 0)
1195
break;
1196
if (LocaleCompare(EXIFTag[i].description,property) == 0)
1197
{
1198
tag=(size_t) EXIFTag[i].tag;
1199
break;
1200
}
1201
}
1202
break;
1203
}
1204
}
1205
if (tag == (~0UL))
1206
return(MagickFalse);
1207
length=GetStringInfoLength(profile);
1208
exif=GetStringInfoDatum(profile);
1209
while (length != 0)
1210
{
1211
if (ReadPropertyByte(&exif,&length) != 0x45)
1212
continue;
1213
if (ReadPropertyByte(&exif,&length) != 0x78)
1214
continue;
1215
if (ReadPropertyByte(&exif,&length) != 0x69)
1216
continue;
1217
if (ReadPropertyByte(&exif,&length) != 0x66)
1218
continue;
1219
if (ReadPropertyByte(&exif,&length) != 0x00)
1220
continue;
1221
if (ReadPropertyByte(&exif,&length) != 0x00)
1222
continue;
1223
break;
1224
}
1225
if (length < 16)
1226
return(MagickFalse);
1227
id=(ssize_t) ReadPropertyShort(LSBEndian,exif);
1228
endian=LSBEndian;
1229
if (id == 0x4949)
1230
endian=LSBEndian;
1231
else
1232
if (id == 0x4D4D)
1233
endian=MSBEndian;
1234
else
1235
return(MagickFalse);
1236
if (ReadPropertyShort(endian,exif+2) != 0x002a)
1237
return(MagickFalse);
1238
/*
1239
This the offset to the first IFD.
1240
*/
1241
offset=(ssize_t) ((int) ReadPropertyLong(endian,exif+4));
1242
if ((size_t) offset >= length)
1243
return(MagickFalse);
1244
/*
1245
Set the pointer to the first IFD and follow it were it leads.
1246
*/
1247
status=MagickFalse;
1248
directory=exif+offset;
1249
level=0;
1250
entry=0;
1251
tag_offset=0;
1252
do
1253
{
1254
/*
1255
If there is anything on the stack then pop it off.
1256
*/
1257
if (level > 0)
1258
{
1259
level--;
1260
directory=directory_stack[level].directory;
1261
entry=directory_stack[level].entry;
1262
tag_offset=directory_stack[level].offset;
1263
}
1264
/*
1265
Determine how many entries there are in the current IFD.
1266
*/
1267
number_entries=ReadPropertyShort(endian,directory);
1268
for ( ; entry < number_entries; entry++)
1269
{
1270
register unsigned char
1271
*p,
1272
*q;
1273
1274
size_t
1275
format,
1276
number_bytes;
1277
1278
ssize_t
1279
components;
1280
1281
q=(unsigned char *) (directory+2+(12*entry));
1282
tag_value=(ssize_t) (ReadPropertyShort(endian,q)+tag_offset);
1283
format=(size_t) ReadPropertyShort(endian,q+2);
1284
if (format >= (sizeof(tag_bytes)/sizeof(*tag_bytes)))
1285
break;
1286
components=(ssize_t) ((int) ReadPropertyLong(endian,q+4));
1287
number_bytes=(size_t) components*tag_bytes[format];
1288
if (number_bytes <= 4)
1289
p=q+8;
1290
else
1291
{
1292
ssize_t
1293
offset;
1294
1295
/*
1296
The directory entry contains an offset.
1297
*/
1298
offset=(ssize_t) ((int) ReadPropertyLong(endian,q+8));
1299
if ((size_t) (offset+number_bytes) > length)
1300
continue;
1301
p=(unsigned char *) (exif+offset);
1302
}
1303
if ((all != 0) || (tag == (size_t) tag_value))
1304
{
1305
char
1306
buffer[MaxTextExtent],
1307
*value;
1308
1309
switch (format)
1310
{
1311
case EXIF_FMT_BYTE:
1312
case EXIF_FMT_UNDEFINED:
1313
{
1314
EXIFMultipleValues(1,"%.20g",(double)
1315
(*(unsigned char *) p1));
1316
break;
1317
}
1318
case EXIF_FMT_SBYTE:
1319
{
1320
EXIFMultipleValues(1,"%.20g",(double) (*(signed char *) p1));
1321
break;
1322
}
1323
case EXIF_FMT_SSHORT:
1324
{
1325
EXIFMultipleValues(2,"%hd",ReadPropertyShort(endian,p1));
1326
break;
1327
}
1328
case EXIF_FMT_USHORT:
1329
{
1330
EXIFMultipleValues(2,"%hu",ReadPropertyShort(endian,p1));
1331
break;
1332
}
1333
case EXIF_FMT_ULONG:
1334
{
1335
EXIFMultipleValues(4,"%.20g",(double)
1336
ReadPropertyLong(endian,p1));
1337
break;
1338
}
1339
case EXIF_FMT_SLONG:
1340
{
1341
EXIFMultipleValues(4,"%.20g",(double)
1342
ReadPropertyLong(endian,p1));
1343
break;
1344
}
1345
case EXIF_FMT_URATIONAL:
1346
{
1347
EXIFMultipleFractions(8,"%.20g/%.20g",(double)
1348
ReadPropertyLong(endian,p1),(double)
1349
ReadPropertyLong(endian,p1+4));
1350
break;
1351
}
1352
case EXIF_FMT_SRATIONAL:
1353
{
1354
EXIFMultipleFractions(8,"%.20g/%.20g",(double)
1355
ReadPropertyLong(endian,p1),(double)
1356
ReadPropertyLong(endian,p1+4));
1357
break;
1358
}
1359
case EXIF_FMT_SINGLE:
1360
{
1361
EXIFMultipleValues(4,"%f",(double) *(float *) p1);
1362
break;
1363
}
1364
case EXIF_FMT_DOUBLE:
1365
{
1366
EXIFMultipleValues(8,"%f",*(double *) p1);
1367
break;
1368
}
1369
default:
1370
case EXIF_FMT_STRING:
1371
{
1372
value=(char *) NULL;
1373
if (~(1UL*number_bytes) >= 1)
1374
value=(char *) AcquireQuantumMemory((size_t) number_bytes+1UL,
1375
sizeof(*value));
1376
if (value != (char *) NULL)
1377
{
1378
register ssize_t
1379
i;
1380
1381
for (i=0; i < (ssize_t) number_bytes; i++)
1382
{
1383
value[i]='.';
1384
if ((isprint((int) p[i]) != 0) || (p[i] == '\0'))
1385
value[i]=(char) p[i];
1386
}
1387
value[i]='\0';
1388
}
1389
break;
1390
}
1391
}
1392
if (value != (char *) NULL)
1393
{
1394
char
1395
key[MaxTextExtent];
1396
1397
register const char
1398
*p;
1399
1400
(void) CopyMagickString(key,property,MaxTextExtent);
1401
switch (all)
1402
{
1403
case 1:
1404
{
1405
const char
1406
*description;
1407
1408
register ssize_t
1409
i;
1410
1411
description="unknown";
1412
for (i=0; ; i++)
1413
{
1414
if (EXIFTag[i].tag == 0)
1415
break;
1416
if ((ssize_t) EXIFTag[i].tag == tag_value)
1417
{
1418
description=EXIFTag[i].description;
1419
break;
1420
}
1421
}
1422
(void) FormatMagickString(key,MaxTextExtent,"%s",
1423
description);
1424
break;
1425
}
1426
case 2:
1427
{
1428
if (tag_value < 0x10000)
1429
(void) FormatMagickString(key,MaxTextExtent,"#%04lx",
1430
(unsigned long) tag_value);
1431
else
1432
if (tag_value < 0x20000)
1433
(void) FormatMagickString(key,MaxTextExtent,"@%04lx",
1434
(unsigned long) (tag_value & 0xffff));
1435
else
1436
(void) FormatMagickString(key,MaxTextExtent,"unknown");
1437
break;
1438
}
1439
}
1440
p=(const char *) NULL;
1441
if (image->properties != (void *) NULL)
1442
p=(const char *) GetValueFromSplayTree((SplayTreeInfo *)
1443
image->properties,key);
1444
if (p == (const char *) NULL)
1445
(void) SetImageProperty((Image *) image,key,value);
1446
value=DestroyString(value);
1447
status=MagickTrue;
1448
}
1449
}
1450
if ((tag_value == TAG_EXIF_OFFSET) ||
1451
(tag_value == TAG_INTEROP_OFFSET) ||
1452
(tag_value == TAG_GPS_OFFSET))
1453
{
1454
size_t
1455
offset;
1456
1457
offset=(size_t) ReadPropertyLong(endian,p);
1458
if ((offset < length) && (level < (MaxDirectoryStack-2)))
1459
{
1460
size_t
1461
tag_offset1;
1462
1463
tag_offset1=(tag_value == TAG_GPS_OFFSET) ? 0x10000UL : 0UL;
1464
directory_stack[level].directory=directory;
1465
entry++;
1466
directory_stack[level].entry=entry;
1467
directory_stack[level].offset=tag_offset;
1468
level++;
1469
directory_stack[level].directory=exif+offset;
1470
directory_stack[level].offset=tag_offset1;
1471
directory_stack[level].entry=0;
1472
level++;
1473
if ((directory+2+(12*number_entries)) > (exif+length))
1474
break;
1475
offset=(size_t) ReadPropertyLong(endian,directory+2+(12*
1476
number_entries));
1477
if ((offset != 0) && (offset < length) &&
1478
(level < (MaxDirectoryStack-2)))
1479
{
1480
directory_stack[level].directory=exif+offset;
1481
directory_stack[level].entry=0;
1482
directory_stack[level].offset=tag_offset1;
1483
level++;
1484
}
1485
}
1486
break;
1487
}
1488
}
1489
} while (level > 0);
1490
return(status);
1491
}
1492
1493
static MagickBooleanType GetXMPProperty(const Image *image,
1494
const char *property)
1495
{
1496
char
1497
*xmp_profile;
1498
1499
const StringInfo
1500
*profile;
1501
1502
ExceptionInfo
1503
*exception;
1504
1505
MagickBooleanType
1506
status;
1507
1508
register const char
1509
*p;
1510
1511
XMLTreeInfo
1512
*child,
1513
*description,
1514
*node,
1515
*rdf,
1516
*xmp;
1517
1518
profile=GetImageProfile(image,"xmp");
1519
if (profile == (StringInfo *) NULL)
1520
return(MagickFalse);
1521
if ((property == (const char *) NULL) || (*property == '\0'))
1522
return(MagickFalse);
1523
xmp_profile=StringInfoToString(profile);
1524
if (xmp_profile == (char *) NULL)
1525
return(MagickFalse);
1526
for (p=xmp_profile; *p != '\0'; p++)
1527
if ((*p == '<') && (*(p+1) == 'x'))
1528
break;
1529
exception=AcquireExceptionInfo();
1530
xmp=NewXMLTree((char *) p,exception);
1531
xmp_profile=DestroyString(xmp_profile);
1532
exception=DestroyExceptionInfo(exception);
1533
if (xmp == (XMLTreeInfo *) NULL)
1534
return(MagickFalse);
1535
status=MagickFalse;
1536
rdf=GetXMLTreeChild(xmp,"rdf:RDF");
1537
if (rdf != (XMLTreeInfo *) NULL)
1538
{
1539
if (image->properties == (void *) NULL)
1540
((Image *) image)->properties=NewSplayTree(CompareSplayTreeString,
1541
RelinquishMagickMemory,RelinquishMagickMemory);
1542
description=GetXMLTreeChild(rdf,"rdf:Description");
1543
while (description != (XMLTreeInfo *) NULL)
1544
{
1545
node=GetXMLTreeChild(description,(const char *) NULL);
1546
while (node != (XMLTreeInfo *) NULL)
1547
{
1548
child=GetXMLTreeChild(node,(const char *) NULL);
1549
if (child == (XMLTreeInfo *) NULL)
1550
(void) AddValueToSplayTree((SplayTreeInfo *) image->properties,
1551
ConstantString(GetXMLTreeTag(node)),
1552
ConstantString(GetXMLTreeContent(node)));
1553
while (child != (XMLTreeInfo *) NULL)
1554
{
1555
if (LocaleCompare(GetXMLTreeTag(child),"rdf:Seq") != 0)
1556
(void) AddValueToSplayTree((SplayTreeInfo *) image->properties,
1557
ConstantString(GetXMLTreeTag(child)),
1558
ConstantString(GetXMLTreeContent(child)));
1559
child=GetXMLTreeSibling(child);
1560
}
1561
node=GetXMLTreeSibling(node);
1562
}
1563
description=GetNextXMLTreeTag(description);
1564
}
1565
}
1566
xmp=DestroyXMLTree(xmp);
1567
return(status);
1568
}
1569
1570
static char *TracePSClippath(const unsigned char *blob,size_t length,
1571
const size_t magick_unused(columns),
1572
const size_t magick_unused(rows))
1573
{
1574
char
1575
*path,
1576
*message;
1577
1578
MagickBooleanType
1579
in_subpath;
1580
1581
PointInfo
1582
first[3],
1583
last[3],
1584
point[3];
1585
1586
register ssize_t
1587
i,
1588
x;
1589
1590
ssize_t
1591
knot_count,
1592
selector,
1593
y;
1594
1595
path=AcquireString((char *) NULL);
1596
if (path == (char *) NULL)
1597
return((char *) NULL);
1598
message=AcquireString((char *) NULL);
1599
(void) FormatMagickString(message,MaxTextExtent,"/ClipImage\n");
1600
(void) ConcatenateString(&path,message);
1601
(void) FormatMagickString(message,MaxTextExtent,"{\n");
1602
(void) ConcatenateString(&path,message);
1603
(void) FormatMagickString(message,MaxTextExtent," /c {curveto} bind def\n");
1604
(void) ConcatenateString(&path,message);
1605
(void) FormatMagickString(message,MaxTextExtent," /l {lineto} bind def\n");
1606
(void) ConcatenateString(&path,message);
1607
(void) FormatMagickString(message,MaxTextExtent," /m {moveto} bind def\n");
1608
(void) ConcatenateString(&path,message);
1609
(void) FormatMagickString(message,MaxTextExtent,
1610
" /v {currentpoint 6 2 roll curveto} bind def\n");
1611
(void) ConcatenateString(&path,message);
1612
(void) FormatMagickString(message,MaxTextExtent,
1613
" /y {2 copy curveto} bind def\n");
1614
(void) ConcatenateString(&path,message);
1615
(void) FormatMagickString(message,MaxTextExtent,
1616
" /z {closepath} bind def\n");
1617
(void) ConcatenateString(&path,message);
1618
(void) FormatMagickString(message,MaxTextExtent," newpath\n");
1619
(void) ConcatenateString(&path,message);
1620
/*
1621
The clipping path format is defined in "Adobe Photoshop File
1622
Formats Specification" version 6.0 downloadable from adobe.com.
1623
*/
1624
(void) ResetMagickMemory(point,0,sizeof(point));
1625
(void) ResetMagickMemory(first,0,sizeof(first));
1626
(void) ResetMagickMemory(last,0,sizeof(last));
1627
knot_count=0;
1628
in_subpath=MagickFalse;
1629
while (length > 0)
1630
{
1631
selector=(ssize_t) ReadPropertyMSBShort(&blob,&length);
1632
switch (selector)
1633
{
1634
case 0:
1635
case 3:
1636
{
1637
if (knot_count != 0)
1638
{
1639
blob+=24;
1640
length-=24;
1641
break;
1642
}
1643
/*
1644
Expected subpath length record.
1645
*/
1646
knot_count=(ssize_t) ReadPropertyMSBShort(&blob,&length);
1647
blob+=22;
1648
length-=22;
1649
break;
1650
}
1651
case 1:
1652
case 2:
1653
case 4:
1654
case 5:
1655
{
1656
if (knot_count == 0)
1657
{
1658
/*
1659
Unexpected subpath knot
1660
*/
1661
blob+=24;
1662
length-=24;
1663
break;
1664
}
1665
/*
1666
Add sub-path knot
1667
*/
1668
for (i=0; i < 3; i++)
1669
{
1670
size_t
1671
xx,
1672
yy;
1673
1674
yy=ReadPropertyMSBLong(&blob,&length);
1675
xx=ReadPropertyMSBLong(&blob,&length);
1676
x=(ssize_t) xx;
1677
if (xx > 2147483647)
1678
x=(ssize_t) xx-4294967295-1;
1679
y=(ssize_t) yy;
1680
if (yy > 2147483647)
1681
y=(ssize_t) yy-4294967295-1;
1682
point[i].x=(double) x/4096/4096;
1683
point[i].y=1.0-(double) y/4096/4096;
1684
}
1685
if (in_subpath == MagickFalse)
1686
{
1687
(void) FormatMagickString(message,MaxTextExtent," %g %g m\n",
1688
point[1].x,point[1].y);
1689
for (i=0; i < 3; i++)
1690
{
1691
first[i]=point[i];
1692
last[i]=point[i];
1693
}
1694
}
1695
else
1696
{
1697
/*
1698
Handle special cases when Bezier curves are used to describe
1699
corners and straight lines.
1700
*/
1701
if ((last[1].x == last[2].x) && (last[1].y == last[2].y) &&
1702
(point[0].x == point[1].x) && (point[0].y == point[1].y))
1703
(void) FormatMagickString(message,MaxTextExtent,
1704
" %g %g l\n",point[1].x,point[1].y);
1705
else
1706
if ((last[1].x == last[2].x) && (last[1].y == last[2].y))
1707
(void) FormatMagickString(message,MaxTextExtent,
1708
" %g %g %g %g v\n",point[0].x,point[0].y,
1709
point[1].x,point[1].y);
1710
else
1711
if ((point[0].x == point[1].x) && (point[0].y == point[1].y))
1712
(void) FormatMagickString(message,MaxTextExtent,
1713
" %g %g %g %g y\n",last[2].x,last[2].y,
1714
point[1].x,point[1].y);
1715
else
1716
(void) FormatMagickString(message,MaxTextExtent,
1717
" %g %g %g %g %g %g c\n",last[2].x,
1718
last[2].y,point[0].x,point[0].y,point[1].x,point[1].y);
1719
for (i=0; i < 3; i++)
1720
last[i]=point[i];
1721
}
1722
(void) ConcatenateString(&path,message);
1723
in_subpath=MagickTrue;
1724
knot_count--;
1725
/*
1726
Close the subpath if there are no more knots.
1727
*/
1728
if (knot_count == 0)
1729
{
1730
/*
1731
Same special handling as above except we compare to the
1732
first point in the path and close the path.
1733
*/
1734
if ((last[1].x == last[2].x) && (last[1].y == last[2].y) &&
1735
(first[0].x == first[1].x) && (first[0].y == first[1].y))
1736
(void) FormatMagickString(message,MaxTextExtent,
1737
" %g %g l z\n",first[1].x,first[1].y);
1738
else
1739
if ((last[1].x == last[2].x) && (last[1].y == last[2].y))
1740
(void) FormatMagickString(message,MaxTextExtent,
1741
" %g %g %g %g v z\n",first[0].x,first[0].y,
1742
first[1].x,first[1].y);
1743
else
1744
if ((first[0].x == first[1].x) && (first[0].y == first[1].y))
1745
(void) FormatMagickString(message,MaxTextExtent,
1746
" %g %g %g %g y z\n",last[2].x,last[2].y,
1747
first[1].x,first[1].y);
1748
else
1749
(void) FormatMagickString(message,MaxTextExtent,
1750
" %g %g %g %g %g %g c z\n",last[2].x,
1751
last[2].y,first[0].x,first[0].y,first[1].x,first[1].y);
1752
(void) ConcatenateString(&path,message);
1753
in_subpath=MagickFalse;
1754
}
1755
break;
1756
}
1757
case 6:
1758
case 7:
1759
case 8:
1760
default:
1761
{
1762
blob+=24;
1763
length-=24;
1764
break;
1765
}
1766
}
1767
}
1768
/*
1769
Returns an empty PS path if the path has no knots.
1770
*/
1771
(void) FormatMagickString(message,MaxTextExtent," eoclip\n");
1772
(void) ConcatenateString(&path,message);
1773
(void) FormatMagickString(message,MaxTextExtent,"} bind def");
1774
(void) ConcatenateString(&path,message);
1775
message=DestroyString(message);
1776
return(path);
1777
}
1778
1779
static char *TraceSVGClippath(const unsigned char *blob,size_t length,
1780
const size_t columns,const size_t rows)
1781
{
1782
char
1783
*path,
1784
*message;
1785
1786
MagickBooleanType
1787
in_subpath;
1788
1789
PointInfo
1790
first[3],
1791
last[3],
1792
point[3];
1793
1794
register ssize_t
1795
i;
1796
1797
ssize_t
1798
knot_count,
1799
selector,
1800
x,
1801
y;
1802
1803
path=AcquireString((char *) NULL);
1804
if (path == (char *) NULL)
1805
return((char *) NULL);
1806
message=AcquireString((char *) NULL);
1807
(void) FormatMagickString(message,MaxTextExtent,
1808
"<?xml version=\"1.0\" encoding=\"iso-8859-1\"?>\n");
1809
(void) ConcatenateString(&path,message);
1810
(void) FormatMagickString(message,MaxTextExtent,
1811
"<svg width=\"%.20g\" height=\"%.20g\">\n",(double) columns,(double) rows);
1812
(void) ConcatenateString(&path,message);
1813
(void) FormatMagickString(message,MaxTextExtent,"<g>\n");
1814
(void) ConcatenateString(&path,message);
1815
(void) FormatMagickString(message,MaxTextExtent,
1816
"<path style=\"fill:#00000000;stroke:#00000000;");
1817
(void) ConcatenateString(&path,message);
1818
(void) FormatMagickString(message,MaxTextExtent,
1819
"stroke-width:0;stroke-antialiasing:false\" d=\"\n");
1820
(void) ConcatenateString(&path,message);
1821
(void) ResetMagickMemory(point,0,sizeof(point));
1822
(void) ResetMagickMemory(first,0,sizeof(first));
1823
(void) ResetMagickMemory(last,0,sizeof(last));
1824
knot_count=0;
1825
in_subpath=MagickFalse;
1826
while (length != 0)
1827
{
1828
selector=(ssize_t) ReadPropertyMSBShort(&blob,&length);
1829
switch (selector)
1830
{
1831
case 0:
1832
case 3:
1833
{
1834
if (knot_count != 0)
1835
{
1836
blob+=24;
1837
length-=24;
1838
break;
1839
}
1840
/*
1841
Expected subpath length record.
1842
*/
1843
knot_count=(ssize_t) ReadPropertyMSBShort(&blob,&length);
1844
blob+=22;
1845
length-=22;
1846
break;
1847
}
1848
case 1:
1849
case 2:
1850
case 4:
1851
case 5:
1852
{
1853
if (knot_count == 0)
1854
{
1855
/*
1856
Unexpected subpath knot.
1857
*/
1858
blob+=24;
1859
length-=24;
1860
break;
1861
}
1862
/*
1863
Add sub-path knot
1864
*/
1865
for (i=0; i < 3; i++)
1866
{
1867
size_t
1868
xx,
1869
yy;
1870
1871
yy=ReadPropertyMSBLong(&blob,&length);
1872
xx=ReadPropertyMSBLong(&blob,&length);
1873
x=(ssize_t) xx;
1874
if (xx > 2147483647)
1875
x=(ssize_t) xx-4294967295-1;
1876
y=(ssize_t) yy;
1877
if (yy > 2147483647)
1878
y=(ssize_t) yy-4294967295-1;
1879
point[i].x=(double) x*columns/4096/4096;
1880
point[i].y=(double) y*rows/4096/4096;
1881
}
1882
if (in_subpath == MagickFalse)
1883
{
1884
(void) FormatMagickString(message,MaxTextExtent,"M %g,%g\n",
1885
point[1].x,point[1].y);
1886
for (i=0; i < 3; i++)
1887
{
1888
first[i]=point[i];
1889
last[i]=point[i];
1890
}
1891
}
1892
else
1893
{
1894
if ((last[1].x == last[2].x) && (last[1].y == last[2].y) &&
1895
(point[0].x == point[1].x) && (point[0].y == point[1].y))
1896
(void) FormatMagickString(message,MaxTextExtent,"L %g,%g\n",
1897
point[1].x,point[1].y);
1898
else
1899
(void) FormatMagickString(message,MaxTextExtent,
1900
"C %g,%g %g,%g %g,%g\n",last[2].x,last[2].y,
1901
point[0].x,point[0].y,point[1].x,point[1].y);
1902
for (i=0; i < 3; i++)
1903
last[i]=point[i];
1904
}
1905
(void) ConcatenateString(&path,message);
1906
in_subpath=MagickTrue;
1907
knot_count--;
1908
/*
1909
Close the subpath if there are no more knots.
1910
*/
1911
if (knot_count == 0)
1912
{
1913
if ((last[1].x == last[2].x) && (last[1].y == last[2].y) &&
1914
(first[0].x == first[1].x) && (first[0].y == first[1].y))
1915
(void) FormatMagickString(message,MaxTextExtent,
1916
"L %g,%g Z\n",first[1].x,first[1].y);
1917
else
1918
{
1919
(void) FormatMagickString(message,MaxTextExtent,
1920
"C %g,%g %g,%g %g,%g Z\n",last[2].x,
1921
last[2].y,first[0].x,first[0].y,first[1].x,first[1].y);
1922
(void) ConcatenateString(&path,message);
1923
}
1924
in_subpath=MagickFalse;
1925
}
1926
break;
1927
}
1928
case 6:
1929
case 7:
1930
case 8:
1931
default:
1932
{
1933
blob+=24;
1934
length-=24;
1935
break;
1936
}
1937
}
1938
}
1939
/*
1940
Return an empty SVG image if the path does not have knots.
1941
*/
1942
(void) FormatMagickString(message,MaxTextExtent,"\"/>\n");
1943
(void) ConcatenateString(&path,message);
1944
(void) FormatMagickString(message,MaxTextExtent,"</g>\n");
1945
(void) ConcatenateString(&path,message);
1946
(void) FormatMagickString(message,MaxTextExtent,"</svg>\n");
1947
(void) ConcatenateString(&path,message);
1948
message=DestroyString(message);
1949
return(path);
1950
}
1951
1952
MagickExport const char *GetImageProperty(const Image *image,
1953
const char *property)
1954
{
1955
ExceptionInfo
1956
*exception;
1957
1958
FxInfo
1959
*fx_info;
1960
1961
MagickRealType
1962
alpha;
1963
1964
MagickStatusType
1965
status;
1966
1967
register const char
1968
*p;
1969
1970
assert(image != (Image *) NULL);
1971
assert(image->signature == MagickSignature);
1972
if (image->debug != MagickFalse)
1973
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
1974
p=(const char *) NULL;
1975
if (image->properties != (void *) NULL)
1976
{
1977
if (property == (const char *) NULL)
1978
{
1979
ResetSplayTreeIterator((SplayTreeInfo *) image->properties);
1980
p=(const char *) GetNextValueInSplayTree((SplayTreeInfo *)
1981
image->properties);
1982
return(p);
1983
}
1984
if (LocaleNCompare("fx:",property,3) != 0)
1985
{
1986
p=(const char *) GetValueFromSplayTree((SplayTreeInfo *)
1987
image->properties,property);
1988
if (p != (const char *) NULL)
1989
return(p);
1990
}
1991
}
1992
if ((property == (const char *) NULL) ||
1993
(strchr(property,':') == (char *) NULL))
1994
return(p);
1995
exception=(&((Image *) image)->exception);
1996
switch (*property)
1997
{
1998
case '8':
1999
{
2000
if (LocaleNCompare("8bim:",property,5) == 0)
2001
{
2002
if ((Get8BIMProperty(image,property) != MagickFalse) &&
2003
(image->properties != (void *) NULL))
2004
{
2005
p=(const char *) GetValueFromSplayTree((SplayTreeInfo *)
2006
image->properties,property);
2007
return(p);
2008
}
2009
}
2010
break;
2011
}
2012
case 'E':
2013
case 'e':
2014
{
2015
if (LocaleNCompare("exif:",property,5) == 0)
2016
{
2017
if ((GetEXIFProperty(image,property) != MagickFalse) &&
2018
(image->properties != (void *) NULL))
2019
{
2020
p=(const char *) GetValueFromSplayTree((SplayTreeInfo *)
2021
image->properties,property);
2022
return(p);
2023
}
2024
}
2025
break;
2026
}
2027
case 'F':
2028
case 'f':
2029
{
2030
if (LocaleNCompare("fx:",property,3) == 0)
2031
{
2032
fx_info=AcquireFxInfo(image,property+3);
2033
status=FxEvaluateChannelExpression(fx_info,DefaultChannels,0,0,&alpha,
2034
exception);
2035
fx_info=DestroyFxInfo(fx_info);
2036
if (status != MagickFalse)
2037
{
2038
char
2039
value[MaxTextExtent];
2040
2041
(void) FormatMagickString(value,MaxTextExtent,"%.*g",
2042
GetMagickPrecision(),(double) alpha);
2043
(void) SetImageProperty((Image *) image,property,value);
2044
}
2045
if (image->properties != (void *) NULL)
2046
{
2047
p=(const char *) GetValueFromSplayTree((SplayTreeInfo *)
2048
image->properties,property);
2049
return(p);
2050
}
2051
}
2052
break;
2053
}
2054
case 'I':
2055
case 'i':
2056
{
2057
if (LocaleNCompare("iptc:",property,5) == 0)
2058
{
2059
if ((GetIPTCProperty(image,property) != MagickFalse) &&
2060
(image->properties != (void *) NULL))
2061
{
2062
p=(const char *) GetValueFromSplayTree((SplayTreeInfo *)
2063
image->properties,property);
2064
return(p);
2065
}
2066
}
2067
break;
2068
}
2069
case 'P':
2070
case 'p':
2071
{
2072
if (LocaleNCompare("pixel:",property,6) == 0)
2073
{
2074
MagickPixelPacket
2075
pixel;
2076
2077
GetMagickPixelPacket(image,&pixel);
2078
fx_info=AcquireFxInfo(image,property+6);
2079
status=FxEvaluateChannelExpression(fx_info,RedChannel,0,0,&alpha,
2080
exception);
2081
pixel.red=(MagickRealType) QuantumRange*alpha;
2082
status|=FxEvaluateChannelExpression(fx_info,GreenChannel,0,0,&alpha,
2083
exception);
2084
pixel.green=(MagickRealType) QuantumRange*alpha;
2085
status|=FxEvaluateChannelExpression(fx_info,BlueChannel,0,0,&alpha,
2086
exception);
2087
pixel.blue=(MagickRealType) QuantumRange*alpha;
2088
status|=FxEvaluateChannelExpression(fx_info,OpacityChannel,0,0,&alpha,
2089
exception);
2090
pixel.opacity=(MagickRealType) QuantumRange*(1.0-alpha);
2091
if (image->colorspace == CMYKColorspace)
2092
{
2093
status|=FxEvaluateChannelExpression(fx_info,BlackChannel,0,0,
2094
&alpha,exception);
2095
pixel.index=(MagickRealType) QuantumRange*alpha;
2096
}
2097
fx_info=DestroyFxInfo(fx_info);
2098
if (status != MagickFalse)
2099
{
2100
char
2101
name[MaxTextExtent];
2102
2103
(void) QueryMagickColorname(image,&pixel,SVGCompliance,name,
2104
exception);
2105
(void) SetImageProperty((Image *) image,property,name);
2106
return(GetImageProperty(image,property));
2107
}
2108
}
2109
break;
2110
}
2111
case 'X':
2112
case 'x':
2113
{
2114
if (LocaleNCompare("xmp:",property,4) == 0)
2115
{
2116
if ((GetXMPProperty(image,property) != MagickFalse) &&
2117
(image->properties != (void *) NULL))
2118
{
2119
p=(const char *) GetValueFromSplayTree((SplayTreeInfo *)
2120
image->properties,property);
2121
return(p);
2122
}
2123
}
2124
break;
2125
}
2126
default:
2127
break;
2128
}
2129
return(p);
2130
}
2131
2132
/*
2133
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2134
% %
2135
% %
2136
% %
2137
+ G e t M a g i c k P r o p e r t y %
2138
% %
2139
% %
2140
% %
2141
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2142
%
2143
% GetMagickProperty() gets a value associated with an image property.
2144
%
2145
% The format of the GetMagickProperty method is:
2146
%
2147
% const char *GetMagickProperty(const ImageInfo *image_info,
2148
% Image *image,const char *key)
2149
%
2150
% A description of each parameter follows:
2151
%
2152
% o image_info: the image info.
2153
%
2154
% o image: the image.
2155
%
2156
% o key: the key.
2157
%
2158
*/
2159
MagickExport const char *GetMagickProperty(const ImageInfo *image_info,
2160
Image *image,const char *property)
2161
{
2162
char
2163
value[MaxTextExtent],
2164
filename[MaxTextExtent];
2165
2166
*value='\0';
2167
switch (*property)
2168
{
2169
case 'b':
2170
{
2171
if (LocaleNCompare("base",property,4) == 0)
2172
{
2173
GetPathComponent(image->magick_filename,BasePath,filename);
2174
(void) CopyMagickString(value,filename,MaxTextExtent);
2175
break;
2176
}
2177
break;
2178
}
2179
case 'c':
2180
{
2181
if (LocaleNCompare("channels",property,8) == 0)
2182
{
2183
/*
2184
Image channels.
2185
*/
2186
(void) FormatMagickString(value,MaxTextExtent,"%s",
2187
CommandOptionToMnemonic(MagickColorspaceOptions,(ssize_t)
2188
image->colorspace));
2189
LocaleLower(value);
2190
if (image->matte != MagickFalse)
2191
(void) ConcatenateMagickString(value,"a",MaxTextExtent);
2192
break;
2193
}
2194
if (LocaleNCompare("colorspace",property,10) == 0)
2195
{
2196
ColorspaceType
2197
colorspace;
2198
2199
/*
2200
Image storage class and colorspace.
2201
*/
2202
colorspace=image->colorspace;
2203
if (IsGrayImage(image,&image->exception) != MagickFalse)
2204
colorspace=GRAYColorspace;
2205
(void) FormatMagickString(value,MaxTextExtent,"%s",
2206
CommandOptionToMnemonic(MagickColorspaceOptions,(ssize_t)
2207
colorspace));
2208
break;
2209
}
2210
if (LocaleNCompare("copyright",property,9) == 0)
2211
{
2212
(void) CopyMagickString(value,GetMagickCopyright(),MaxTextExtent);
2213
break;
2214
}
2215
break;
2216
}
2217
case 'd':
2218
{
2219
if (LocaleNCompare("depth",property,5) == 0)
2220
{
2221
(void) FormatMagickString(value,MaxTextExtent,"%.20g",(double)
2222
image->depth);
2223
break;
2224
}
2225
if (LocaleNCompare("directory",property,9) == 0)
2226
{
2227
GetPathComponent(image->magick_filename,HeadPath,filename);
2228
(void) CopyMagickString(value,filename,MaxTextExtent);
2229
break;
2230
}
2231
break;
2232
}
2233
case 'e':
2234
{
2235
if (LocaleNCompare("extension",property,9) == 0)
2236
{
2237
GetPathComponent(image->magick_filename,ExtensionPath,filename);
2238
(void) CopyMagickString(value,filename,MaxTextExtent);
2239
break;
2240
}
2241
break;
2242
}
2243
case 'g':
2244
{
2245
if (LocaleNCompare("group",property,5) == 0)
2246
{
2247
(void) FormatMagickString(value,MaxTextExtent,"0x%lx",
2248
(unsigned long) image_info->group);
2249
break;
2250
}
2251
break;
2252
}
2253
case 'h':
2254
{
2255
if (LocaleNCompare("height",property,6) == 0)
2256
{
2257
(void) FormatMagickString(value,MaxTextExtent,"%.20g",
2258
image->magick_rows != 0 ? (double) image->magick_rows : 256.0);
2259
break;
2260
}
2261
break;
2262
}
2263
case 'i':
2264
{
2265
if (LocaleNCompare("input",property,5) == 0)
2266
{
2267
(void) CopyMagickString(value,image->filename,MaxTextExtent);
2268
break;
2269
}
2270
break;
2271
}
2272
case 'k':
2273
{
2274
if (LocaleNCompare("kurtosis",property,8) == 0)
2275
{
2276
double
2277
kurtosis,
2278
skewness;
2279
2280
(void) GetImageChannelKurtosis(image,image_info->channel,&kurtosis,
2281
&skewness,&image->exception);
2282
(void) FormatMagickString(value,MaxTextExtent,"%.*g",
2283
GetMagickPrecision(),kurtosis);
2284
break;
2285
}
2286
break;
2287
}
2288
case 'm':
2289
{
2290
if (LocaleNCompare("magick",property,6) == 0)
2291
{
2292
(void) CopyMagickString(value,image->magick,MaxTextExtent);
2293
break;
2294
}
2295
if (LocaleNCompare("max",property,3) == 0)
2296
{
2297
double
2298
maximum,
2299
minimum;
2300
2301
(void) GetImageChannelRange(image,image_info->channel,&minimum,
2302
&maximum,&image->exception);
2303
(void) FormatMagickString(value,MaxTextExtent,"%.*g",
2304
GetMagickPrecision(),maximum);
2305
break;
2306
}
2307
if (LocaleNCompare("mean",property,4) == 0)
2308
{
2309
double
2310
mean,
2311
standard_deviation;
2312
2313
(void) GetImageChannelMean(image,image_info->channel,&mean,
2314
&standard_deviation,&image->exception);
2315
(void) FormatMagickString(value,MaxTextExtent,"%.*g",
2316
GetMagickPrecision(),mean);
2317
break;
2318
}
2319
if (LocaleNCompare("min",property,3) == 0)
2320
{
2321
double
2322
maximum,
2323
minimum;
2324
2325
(void) GetImageChannelRange(image,image_info->channel,&minimum,
2326
&maximum,&image->exception);
2327
(void) FormatMagickString(value,MaxTextExtent,"%.*g",
2328
GetMagickPrecision(),minimum);
2329
break;
2330
}
2331
break;
2332
}
2333
case 'n':
2334
{
2335
if (LocaleNCompare("name",property,4) == 0)
2336
{
2337
(void) CopyMagickString(value,filename,MaxTextExtent);
2338
break;
2339
}
2340
break;
2341
}
2342
case 'o':
2343
{
2344
if (LocaleNCompare("opaque",property,6) == 0)
2345
{
2346
MagickBooleanType
2347
opaque;
2348
2349
opaque=IsOpaqueImage(image,&image->exception);
2350
(void) CopyMagickString(value,opaque == MagickFalse ? "false" :
2351
"true",MaxTextExtent);
2352
break;
2353
}
2354
if (LocaleNCompare("output",property,6) == 0)
2355
{
2356
(void) CopyMagickString(value,image_info->filename,MaxTextExtent);
2357
break;
2358
}
2359
break;
2360
}
2361
case 'p':
2362
{
2363
if (LocaleNCompare("page",property,4) == 0)
2364
{
2365
(void) FormatMagickString(value,MaxTextExtent,"%.20g",(double)
2366
GetImageIndexInList(image)+1);
2367
break;
2368
}
2369
break;
2370
}
2371
case 's':
2372
{
2373
if (LocaleNCompare("size",property,4) == 0)
2374
{
2375
char
2376
format[MaxTextExtent];
2377
2378
(void) FormatMagickSize(GetBlobSize(image),MagickFalse,format);
2379
(void) FormatMagickString(value,MaxTextExtent,"%sB",format);
2380
break;
2381
}
2382
if (LocaleNCompare("scenes",property,6) == 0)
2383
{
2384
(void) FormatMagickString(value,MaxTextExtent,"%.20g",(double)
2385
GetImageListLength(image));
2386
break;
2387
}
2388
if (LocaleNCompare("scene",property,5) == 0)
2389
{
2390
(void) FormatMagickString(value,MaxTextExtent,"%.20g",(double)
2391
image->scene);
2392
if (image_info->number_scenes != 0)
2393
(void) FormatMagickString(value,MaxTextExtent,"%.20g",(double)
2394
image_info->scene);
2395
break;
2396
}
2397
if (LocaleNCompare("skewness",property,8) == 0)
2398
{
2399
double
2400
kurtosis,
2401
skewness;
2402
2403
(void) GetImageChannelKurtosis(image,image_info->channel,&kurtosis,
2404
&skewness,&image->exception);
2405
(void) FormatMagickString(value,MaxTextExtent,"%.*g",
2406
GetMagickPrecision(),skewness);
2407
break;
2408
}
2409
if ((LocaleNCompare("standard-deviation",property,18) == 0) ||
2410
(LocaleNCompare("standard_deviation",property,18) == 0))
2411
{
2412
double
2413
mean,
2414
standard_deviation;
2415
2416
(void) GetImageChannelMean(image,image_info->channel,&mean,
2417
&standard_deviation,&image->exception);
2418
(void) FormatMagickString(value,MaxTextExtent,"%.*g",
2419
GetMagickPrecision(),standard_deviation);
2420
break;
2421
}
2422
break;
2423
}
2424
case 'u':
2425
{
2426
if (LocaleNCompare("unique",property,6) == 0)
2427
{
2428
(void) CopyMagickString(filename,image_info->unique,MaxTextExtent);
2429
(void) CopyMagickString(value,filename,MaxTextExtent);
2430
break;
2431
}
2432
break;
2433
}
2434
case 'v':
2435
{
2436
if (LocaleNCompare("version",property,7) == 0)
2437
{
2438
(void) CopyMagickString(value,GetMagickVersion((size_t *) NULL),
2439
MaxTextExtent);
2440
break;
2441
}
2442
break;
2443
}
2444
case 'w':
2445
{
2446
if (LocaleNCompare("width",property,5) == 0)
2447
{
2448
(void) FormatMagickString(value,MaxTextExtent,"%.20g",(double)
2449
(image->magick_columns != 0 ? image->magick_columns : 256));
2450
break;
2451
}
2452
break;
2453
}
2454
case 'x':
2455
{
2456
if (LocaleNCompare("xresolution",property,11) == 0)
2457
{
2458
(void) FormatMagickString(value,MaxTextExtent,"%g",
2459
image->x_resolution);
2460
break;
2461
}
2462
break;
2463
}
2464
case 'y':
2465
{
2466
if (LocaleNCompare("yresolution",property,11) == 0)
2467
{
2468
(void) FormatMagickString(value,MaxTextExtent,"%g",
2469
image->y_resolution);
2470
break;
2471
}
2472
break;
2473
}
2474
case 'z':
2475
{
2476
if (LocaleNCompare("zero",property,4) == 0)
2477
{
2478
(void) CopyMagickString(filename,image_info->zero,MaxTextExtent);
2479
(void) CopyMagickString(value,filename,MaxTextExtent);
2480
break;
2481
}
2482
break;
2483
}
2484
}
2485
if (*value != '\0')
2486
{
2487
if (image->properties == (void *) NULL)
2488
image->properties=NewSplayTree(CompareSplayTreeString,
2489
RelinquishMagickMemory,RelinquishMagickMemory);
2490
(void) AddValueToSplayTree((SplayTreeInfo *) image->properties,
2491
ConstantString(property),ConstantString(value));
2492
}
2493
return(GetImageProperty(image,property));
2494
}
2495
2496
/*
2497
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2498
% %
2499
% %
2500
% %
2501
% G e t N e x t I m a g e P r o p e r t y %
2502
% %
2503
% %
2504
% %
2505
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2506
%
2507
% GetNextImageProperty() gets the next image property value.
2508
%
2509
% The format of the GetNextImageProperty method is:
2510
%
2511
% char *GetNextImageProperty(const Image *image)
2512
%
2513
% A description of each parameter follows:
2514
%
2515
% o image: the image.
2516
%
2517
*/
2518
MagickExport char *GetNextImageProperty(const Image *image)
2519
{
2520
assert(image != (Image *) NULL);
2521
assert(image->signature == MagickSignature);
2522
if (image->debug != MagickFalse)
2523
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",
2524
image->filename);
2525
if (image->properties == (void *) NULL)
2526
return((char *) NULL);
2527
return((char *) GetNextKeyInSplayTree((SplayTreeInfo *) image->properties));
2528
}
2529
2530
/*
2531
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2532
% %
2533
% %
2534
% %
2535
% I n t e r p r e t I m a g e P r o p e r t i e s %
2536
% %
2537
% %
2538
% %
2539
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2540
%
2541
% InterpretImageProperties() replaces any embedded formatting characters with
2542
% the appropriate image property and returns the interpretted text.
2543
%
2544
% The format of the InterpretImageProperties method is:
2545
%
2546
% char *InterpretImageProperties(const ImageInfo *image_info,Image *image,
2547
% const char *embed_text)
2548
%
2549
% A description of each parameter follows:
2550
%
2551
% o image_info: the image info.
2552
%
2553
% o image: the image.
2554
%
2555
% o embed_text: the address of a character string containing the embedded
2556
% formatting characters.
2557
%
2558
*/
2559
MagickExport char *InterpretImageProperties(const ImageInfo *image_info,
2560
Image *image,const char *embed_text)
2561
{
2562
char
2563
filename[MaxTextExtent],
2564
*interpret_text,
2565
*text;
2566
2567
const char
2568
*value;
2569
2570
register char
2571
*q;
2572
2573
register const char
2574
*p;
2575
2576
register ssize_t
2577
i;
2578
2579
size_t
2580
extent,
2581
length;
2582
2583
assert(image != (Image *) NULL);
2584
assert(image->signature == MagickSignature);
2585
if (image->debug != MagickFalse)
2586
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
2587
if ((embed_text == (const char *) NULL) || (*embed_text == '\0'))
2588
return((char *) NULL);
2589
text=(char *) embed_text;
2590
if ((*text == '@') && ((*(text+1) == '-') ||
2591
(IsPathAccessible(text+1) != MagickFalse)))
2592
return(FileToString(embed_text+1,~0,&image->exception));
2593
/*
2594
Translate any embedded format characters.
2595
*/
2596
interpret_text=AcquireString(text);
2597
extent=MaxTextExtent;
2598
p=text;
2599
for (q=interpret_text; *p != '\0'; p++)
2600
{
2601
*q='\0';
2602
if ((size_t) (q-interpret_text+MaxTextExtent) >= extent)
2603
{
2604
extent+=MaxTextExtent;
2605
interpret_text=(char *) ResizeQuantumMemory(interpret_text,extent+
2606
MaxTextExtent+1,sizeof(*interpret_text));
2607
if (interpret_text == (char *) NULL)
2608
break;
2609
q=interpret_text+strlen(interpret_text);
2610
}
2611
/*
2612
Process formatting characters in text.
2613
*/
2614
if ((*p == '\\') && (*(p+1) == 'r'))
2615
{
2616
*q++='\r';
2617
p++;
2618
continue;
2619
}
2620
if ((*p == '\\') && (*(p+1) == 'n'))
2621
{
2622
*q++='\n';
2623
p++;
2624
continue;
2625
}
2626
if (*p == '\\')
2627
{
2628
p++;
2629
*q++=(*p);
2630
continue;
2631
}
2632
if (*p != '%')
2633
{
2634
*q++=(*p);
2635
continue;
2636
}
2637
p++;
2638
switch (*p)
2639
{
2640
case 'b':
2641
{
2642
char
2643
format[MaxTextExtent];
2644
2645
/*
2646
File size.
2647
*/
2648
(void) FormatMagickString(format,MaxTextExtent,"%.20g",(double)
2649
image->extent);
2650
if (image->extent != (MagickSizeType) ((size_t) image->extent))
2651
(void) FormatMagickSize(image->extent,MagickFalse,format);
2652
q+=ConcatenateMagickString(q,format,extent);
2653
q+=ConcatenateMagickString(q,"B",extent);
2654
break;
2655
}
2656
case 'c':
2657
{
2658
/*
2659
Image comment.
2660
*/
2661
value=GetImageProperty(image,"comment");
2662
if (value == (const char *) NULL)
2663
break;
2664
length=strlen(value);
2665
if ((size_t) (q-interpret_text+length+1) >= extent)
2666
{
2667
extent+=length;
2668
interpret_text=(char *) ResizeQuantumMemory(interpret_text,extent+
2669
MaxTextExtent,sizeof(*interpret_text));
2670
if (interpret_text == (char *) NULL)
2671
break;
2672
q=interpret_text+strlen(interpret_text);
2673
}
2674
(void) CopyMagickString(q,value,extent);
2675
q+=length;
2676
break;
2677
}
2678
case 'd':
2679
case 'e':
2680
case 'f':
2681
case 't':
2682
{
2683
/*
2684
Label segment is the base of the filename.
2685
*/
2686
if (*image->magick_filename == '\0')
2687
break;
2688
switch (*p)
2689
{
2690
case 'd':
2691
{
2692
/*
2693
Directory.
2694
*/
2695
GetPathComponent(image->magick_filename,HeadPath,filename);
2696
q+=CopyMagickString(q,filename,extent);
2697
break;
2698
}
2699
case 'e':
2700
{
2701
/*
2702
Filename extension.
2703
*/
2704
GetPathComponent(image->magick_filename,ExtensionPath,filename);
2705
q+=CopyMagickString(q,filename,extent);
2706
break;
2707
}
2708
case 'f':
2709
{
2710
/*
2711
Filename.
2712
*/
2713
GetPathComponent(image->magick_filename,TailPath,filename);
2714
q+=CopyMagickString(q,filename,extent);
2715
break;
2716
}
2717
case 't':
2718
{
2719
/*
2720
Base filename.
2721
*/
2722
GetPathComponent(image->magick_filename,BasePath,filename);
2723
q+=CopyMagickString(q,filename,extent);
2724
break;
2725
}
2726
}
2727
break;
2728
}
2729
case 'g':
2730
{
2731
/*
2732
Image geometry.
2733
*/
2734
q+=FormatMagickString(q,extent,"%.20gx%.20g%+.20g%+.20g",(double)
2735
image->page.width,(double) image->page.height,(double) image->page.x,
2736
(double) image->page.y);
2737
break;
2738
}
2739
case 'h':
2740
{
2741
/*
2742
Image height.
2743
*/
2744
q+=FormatMagickString(q,extent,"%.20g",(double) (image->rows != 0 ?
2745
image->rows : image->magick_rows));
2746
break;
2747
}
2748
case 'i':
2749
{
2750
/*
2751
Image filename.
2752
*/
2753
q+=CopyMagickString(q,image->filename,extent);
2754
break;
2755
}
2756
case 'k':
2757
{
2758
/*
2759
Number of unique colors.
2760
*/
2761
q+=FormatMagickString(q,extent,"%.20g",(double) GetNumberColors(image,
2762
(FILE *) NULL,&image->exception));
2763
break;
2764
}
2765
case 'l':
2766
{
2767
/*
2768
Image label.
2769
*/
2770
value=GetImageProperty(image,"label");
2771
if (value == (const char *) NULL)
2772
break;
2773
length=strlen(value);
2774
if ((size_t) (q-interpret_text+length+1) >= extent)
2775
{
2776
extent+=length;
2777
interpret_text=(char *) ResizeQuantumMemory(interpret_text,extent+
2778
MaxTextExtent,sizeof(*interpret_text));
2779
if (interpret_text == (char *) NULL)
2780
break;
2781
q=interpret_text+strlen(interpret_text);
2782
}
2783
q+=CopyMagickString(q,value,extent);
2784
break;
2785
}
2786
case 'm':
2787
{
2788
/*
2789
Image format.
2790
*/
2791
q+=CopyMagickString(q,image->magick,extent);
2792
break;
2793
}
2794
case 'M':
2795
{
2796
/*
2797
Image magick filename.
2798
*/
2799
q+=CopyMagickString(q,image->magick_filename,extent);
2800
break;
2801
}
2802
case 'n':
2803
{
2804
/*
2805
Number of images in the list.
2806
*/
2807
q+=FormatMagickString(q,extent,"%.20g",(double)
2808
GetImageListLength(image));
2809
break;
2810
}
2811
case 'o':
2812
{
2813
/*
2814
Image output filename.
2815
*/
2816
q+=CopyMagickString(q,image_info->filename,extent);
2817
break;
2818
}
2819
case 'p':
2820
{
2821
/*
2822
Image index in list.
2823
*/
2824
q+=FormatMagickString(q,extent,"%.20g",(double)
2825
GetImageIndexInList(image));
2826
break;
2827
}
2828
case 'q':
2829
{
2830
/*
2831
Image depth.
2832
*/
2833
q+=FormatMagickString(q,extent,"%.20g",(double)
2834
MAGICKCORE_QUANTUM_DEPTH);
2835
break;
2836
}
2837
case 'r':
2838
{
2839
ColorspaceType
2840
colorspace;
2841
2842
/*
2843
Image storage class and colorspace.
2844
*/
2845
colorspace=image->colorspace;
2846
if (IsGrayImage(image,&image->exception) != MagickFalse)
2847
colorspace=GRAYColorspace;
2848
q+=FormatMagickString(q,extent,"%s%s%s",CommandOptionToMnemonic(
2849
MagickClassOptions,(ssize_t) image->storage_class),
2850
CommandOptionToMnemonic(MagickColorspaceOptions,(ssize_t) colorspace),
2851
image->matte != MagickFalse ? "Matte" : "");
2852
break;
2853
}
2854
case 's':
2855
{
2856
/*
2857
Image scene number.
2858
*/
2859
if (image_info->number_scenes == 0)
2860
q+=FormatMagickString(q,extent,"%.20g",(double) image->scene);
2861
else
2862
q+=FormatMagickString(q,extent,"%.20g",(double) image_info->scene);
2863
break;
2864
}
2865
case 'u':
2866
{
2867
/*
2868
Unique filename.
2869
*/
2870
(void) CopyMagickString(filename,image_info->unique,extent);
2871
q+=CopyMagickString(q,filename,extent);
2872
break;
2873
}
2874
case 'w':
2875
{
2876
/*
2877
Image width.
2878
*/
2879
q+=FormatMagickString(q,extent,"%.20g",(double) (image->columns != 0 ?
2880
image->columns : image->magick_columns));
2881
break;
2882
}
2883
case 'x':
2884
{
2885
/*
2886
Image horizontal resolution.
2887
*/
2888
q+=FormatMagickString(q,extent,"%g %s",image->x_resolution,
2889
CommandOptionToMnemonic(MagickResolutionOptions,(ssize_t)
2890
image->units));
2891
break;
2892
}
2893
case 'y':
2894
{
2895
/*
2896
Image vertical resolution.
2897
*/
2898
q+=FormatMagickString(q,extent,"%g %s",image->y_resolution,
2899
CommandOptionToMnemonic(MagickResolutionOptions,(ssize_t)
2900
image->units));
2901
break;
2902
}
2903
case 'z':
2904
{
2905
/*
2906
Image depth.
2907
*/
2908
q+=FormatMagickString(q,extent,"%.20g",(double) image->depth);
2909
break;
2910
}
2911
case 'A':
2912
{
2913
/*
2914
Image alpha channel.
2915
*/
2916
q+=FormatMagickString(q,extent,"%s",CommandOptionToMnemonic(
2917
MagickBooleanOptions,(ssize_t) image->matte));
2918
break;
2919
}
2920
case 'C':
2921
{
2922
/*
2923
Image compression method.
2924
*/
2925
q+=FormatMagickString(q,extent,"%s",CommandOptionToMnemonic(
2926
MagickCompressOptions,(ssize_t) image->compression));
2927
break;
2928
}
2929
case 'D':
2930
{
2931
/*
2932
Image dispose method.
2933
*/
2934
q+=FormatMagickString(q,extent,"%s",CommandOptionToMnemonic(
2935
MagickDisposeOptions,(ssize_t) image->dispose));
2936
break;
2937
}
2938
case 'G':
2939
{
2940
q+=FormatMagickString(q,extent,"%.20gx%.20g",(double)
2941
image->magick_columns,(double) image->magick_rows);
2942
break;
2943
}
2944
case 'H':
2945
{
2946
q+=FormatMagickString(q,extent,"%.20g",(double) image->page.height);
2947
break;
2948
}
2949
case 'O':
2950
{
2951
q+=FormatMagickString(q,extent,"%+ld%+ld",(long) image->page.x,(long)
2952
image->page.y);
2953
break;
2954
}
2955
case 'P':
2956
{
2957
q+=FormatMagickString(q,extent,"%.20gx%.20g",(double) image->page.width,
2958
(double) image->page.height);
2959
break;
2960
}
2961
case 'Q':
2962
{
2963
q+=FormatMagickString(q,extent,"%.20g",(double) image->quality);
2964
break;
2965
}
2966
case 'S':
2967
{
2968
/*
2969
Image scenes.
2970
*/
2971
if (image_info->number_scenes == 0)
2972
q+=CopyMagickString(q,"2147483647",extent);
2973
else
2974
q+=FormatMagickString(q,extent,"%.20g",(double) (image_info->scene+
2975
image_info->number_scenes));
2976
break;
2977
}
2978
case 'T':
2979
{
2980
q+=FormatMagickString(q,extent,"%.20g",(double) image->delay);
2981
break;
2982
}
2983
case 'W':
2984
{
2985
q+=FormatMagickString(q,extent,"%.20g",(double) image->page.width);
2986
break;
2987
}
2988
case 'X':
2989
{
2990
q+=FormatMagickString(q,extent,"%+.20g",(double) image->page.x);
2991
break;
2992
}
2993
case 'Y':
2994
{
2995
q+=FormatMagickString(q,extent,"%+.20g",(double) image->page.y);
2996
break;
2997
}
2998
case 'Z':
2999
{
3000
/*
3001
Unique filename.
3002
*/
3003
(void) CopyMagickString(filename,image_info->zero,extent);
3004
q+=CopyMagickString(q,filename,extent);
3005
break;
3006
}
3007
case '[':
3008
{
3009
char
3010
pattern[MaxTextExtent];
3011
3012
const char
3013
*key,
3014
*value;
3015
3016
ssize_t
3017
depth;
3018
3019
/*
3020
Image value.
3021
*/
3022
if (strchr(p,']') == (char *) NULL)
3023
break;
3024
depth=1;
3025
p++;
3026
for (i=0; (i < (MaxTextExtent-1L)) && (*p != '\0'); i++)
3027
{
3028
if (*p == '[')
3029
depth++;
3030
if (*p == ']')
3031
depth--;
3032
if (depth <= 0)
3033
break;
3034
pattern[i]=(*p++);
3035
}
3036
pattern[i]='\0';
3037
value=GetImageProperty(image,pattern);
3038
if (value != (const char *) NULL)
3039
{
3040
length=strlen(value);
3041
if ((size_t) (q-interpret_text+length+1) >= extent)
3042
{
3043
extent+=length;
3044
interpret_text=(char *) ResizeQuantumMemory(interpret_text,
3045
extent+MaxTextExtent,sizeof(*interpret_text));
3046
if (interpret_text == (char *) NULL)
3047
break;
3048
q=interpret_text+strlen(interpret_text);
3049
}
3050
(void) CopyMagickString(q,value,extent);
3051
q+=length;
3052
break;
3053
}
3054
else
3055
if (IsGlob(pattern) != MagickFalse)
3056
{
3057
/*
3058
Iterate over image properties.
3059
*/
3060
ResetImagePropertyIterator(image);
3061
key=GetNextImageProperty(image);
3062
while (key != (const char *) NULL)
3063
{
3064
if (GlobExpression(key,pattern,MagickTrue) != MagickFalse)
3065
{
3066
value=GetImageProperty(image,key);
3067
if (value != (const char *) NULL)
3068
{
3069
length=strlen(key)+strlen(value)+2;
3070
if ((size_t) (q-interpret_text+length+1) >= extent)
3071
{
3072
extent+=length;
3073
interpret_text=(char *) ResizeQuantumMemory(
3074
interpret_text,extent+MaxTextExtent,
3075
sizeof(*interpret_text));
3076
if (interpret_text == (char *) NULL)
3077
break;
3078
q=interpret_text+strlen(interpret_text);
3079
}
3080
q+=FormatMagickString(q,extent,"%s=%s\n",key,value);
3081
}
3082
}
3083
key=GetNextImageProperty(image);
3084
}
3085
}
3086
value=GetMagickProperty(image_info,image,pattern);
3087
if (value != (const char *) NULL)
3088
{
3089
length=strlen(value);
3090
if ((size_t) (q-interpret_text+length+1) >= extent)
3091
{
3092
extent+=length;
3093
interpret_text=(char *) ResizeQuantumMemory(interpret_text,
3094
extent+MaxTextExtent,sizeof(*interpret_text));
3095
if (interpret_text == (char *) NULL)
3096
break;
3097
q=interpret_text+strlen(interpret_text);
3098
}
3099
(void) CopyMagickString(q,value,extent);
3100
q+=length;
3101
break;
3102
}
3103
if (image_info == (ImageInfo *) NULL)
3104
break;
3105
value=GetImageOption(image_info,pattern);
3106
if (value != (char *) NULL)
3107
{
3108
length=strlen(value);
3109
if ((size_t) (q-interpret_text+length+1) >= extent)
3110
{
3111
extent+=length;
3112
interpret_text=(char *) ResizeQuantumMemory(interpret_text,
3113
extent+MaxTextExtent,sizeof(*interpret_text));
3114
if (interpret_text == (char *) NULL)
3115
break;
3116
q=interpret_text+strlen(interpret_text);
3117
}
3118
(void) CopyMagickString(q,value,extent);
3119
q+=length;
3120
break;
3121
}
3122
break;
3123
}
3124
case '@':
3125
{
3126
RectangleInfo
3127
page;
3128
3129
/*
3130
Image bounding box.
3131
*/
3132
page=GetImageBoundingBox(image,&image->exception);
3133
q+=FormatMagickString(q,MaxTextExtent,"%.20gx%.20g%+.20g%+.20g",
3134
(double) page.width,(double) page.height,(double) page.x,(double)
3135
page.y);
3136
break;
3137
}
3138
case '#':
3139
{
3140
/*
3141
Image signature.
3142
*/
3143
(void) SignatureImage(image);
3144
value=GetImageProperty(image,"signature");
3145
if (value == (const char *) NULL)
3146
break;
3147
q+=CopyMagickString(q,value,extent);
3148
break;
3149
}
3150
case '%':
3151
{
3152
*q++=(*p);
3153
break;
3154
}
3155
default:
3156
{
3157
*q++='%';
3158
*q++=(*p);
3159
break;
3160
}
3161
}
3162
}
3163
*q='\0';
3164
if (text != (const char *) embed_text)
3165
text=DestroyString(text);
3166
(void) SubstituteString(&interpret_text,"<","<");
3167
(void) SubstituteString(&interpret_text,">",">");
3168
return(interpret_text);
3169
}
3170
3171
/*
3172
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
3173
% %
3174
% %
3175
% %
3176
% R e m o v e I m a g e P r o p e r t y %
3177
% %
3178
% %
3179
% %
3180
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
3181
%
3182
% RemoveImageProperty() removes a property from the image and returns its
3183
% value.
3184
%
3185
% The format of the RemoveImageProperty method is:
3186
%
3187
% char *RemoveImageProperty(Image *image,const char *property)
3188
%
3189
% A description of each parameter follows:
3190
%
3191
% o image: the image.
3192
%
3193
% o property: the image property.
3194
%
3195
*/
3196
MagickExport char *RemoveImageProperty(Image *image,
3197
const char *property)
3198
{
3199
char
3200
*value;
3201
3202
assert(image != (Image *) NULL);
3203
assert(image->signature == MagickSignature);
3204
if (image->debug != MagickFalse)
3205
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",
3206
image->filename);
3207
if (image->properties == (void *) NULL)
3208
return((char *) NULL);
3209
value=(char *) RemoveNodeFromSplayTree((SplayTreeInfo *) image->properties,
3210
property);
3211
return(value);
3212
}
3213
3214
/*
3215
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
3216
% %
3217
% %
3218
% %
3219
% R e s e t I m a g e P r o p e r t y I t e r a t o r %
3220
% %
3221
% %
3222
% %
3223
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
3224
%
3225
% ResetImagePropertyIterator() resets the image properties iterator. Use it
3226
% in conjunction with GetNextImageProperty() to iterate over all the values
3227
% associated with an image property.
3228
%
3229
% The format of the ResetImagePropertyIterator method is:
3230
%
3231
% ResetImagePropertyIterator(Image *image)
3232
%
3233
% A description of each parameter follows:
3234
%
3235
% o image: the image.
3236
%
3237
*/
3238
MagickExport void ResetImagePropertyIterator(const Image *image)
3239
{
3240
assert(image != (Image *) NULL);
3241
assert(image->signature == MagickSignature);
3242
if (image->debug != MagickFalse)
3243
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",
3244
image->filename);
3245
if (image->properties == (void *) NULL)
3246
return;
3247
ResetSplayTreeIterator((SplayTreeInfo *) image->properties);
3248
}
3249
3250
/*
3251
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
3252
% %
3253
% %
3254
% %
3255
% S e t I m a g e P r o p e r t y %
3256
% %
3257
% %
3258
% %
3259
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
3260
%
3261
% SetImageProperty() associates an value with an image property.
3262
%
3263
% The format of the SetImageProperty method is:
3264
%
3265
% MagickBooleanType SetImageProperty(Image *image,const char *property,
3266
% const char *value)
3267
%
3268
% A description of each parameter follows:
3269
%
3270
% o image: the image.
3271
%
3272
% o property: the image property.
3273
%
3274
% o values: the image property values.
3275
%
3276
*/
3277
MagickExport MagickBooleanType SetImageProperty(Image *image,
3278
const char *property,const char *value)
3279
{
3280
ExceptionInfo
3281
*exception;
3282
3283
MagickBooleanType
3284
status;
3285
3286
MagickStatusType
3287
flags;
3288
3289
assert(image != (Image *) NULL);
3290
assert(image->signature == MagickSignature);
3291
if (image->debug != MagickFalse)
3292
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",
3293
image->filename);
3294
if (image->properties == (void *) NULL)
3295
image->properties=NewSplayTree(CompareSplayTreeString,
3296
RelinquishMagickMemory,RelinquishMagickMemory);
3297
if ((value == (const char *) NULL) || (*value == '\0'))
3298
return(DeleteImageProperty(image,property));
3299
status=MagickTrue;
3300
exception=(&image->exception);
3301
switch (*property)
3302
{
3303
case 'B':
3304
case 'b':
3305
{
3306
if (LocaleCompare(property,"background") == 0)
3307
{
3308
(void) QueryColorDatabase(value,&image->background_color,exception);
3309
break;
3310
}
3311
if (LocaleCompare(property,"bias") == 0)
3312
{
3313
image->bias=SiPrefixToDouble(value,QuantumRange);
3314
break;
3315
}
3316
status=AddValueToSplayTree((SplayTreeInfo *) image->properties,
3317
ConstantString(property),ConstantString(value));
3318
break;
3319
}
3320
case 'C':
3321
case 'c':
3322
{
3323
if (LocaleCompare(property,"colorspace") == 0)
3324
{
3325
ssize_t
3326
colorspace;
3327
3328
colorspace=ParseCommandOption(MagickColorspaceOptions,MagickFalse,
3329
value);
3330
if (colorspace < 0)
3331
break;
3332
(void) SetImageColorspace(image,(ColorspaceType) colorspace);
3333
break;
3334
}
3335
if (LocaleCompare(property,"compose") == 0)
3336
{
3337
ssize_t
3338
compose;
3339
3340
compose=ParseCommandOption(MagickComposeOptions,MagickFalse,value);
3341
if (compose < 0)
3342
break;
3343
image->compose=(CompositeOperator) compose;
3344
break;
3345
}
3346
if (LocaleCompare(property,"compress") == 0)
3347
{
3348
ssize_t
3349
compression;
3350
3351
compression=ParseCommandOption(MagickCompressOptions,MagickFalse,
3352
value);
3353
if (compression < 0)
3354
break;
3355
image->compression=(CompressionType) compression;
3356
break;
3357
}
3358
status=AddValueToSplayTree((SplayTreeInfo *) image->properties,
3359
ConstantString(property),ConstantString(value));
3360
break;
3361
}
3362
case 'D':
3363
case 'd':
3364
{
3365
if (LocaleCompare(property,"delay") == 0)
3366
{
3367
GeometryInfo
3368
geometry_info;
3369
3370
flags=ParseGeometry(value,&geometry_info);
3371
if ((flags & GreaterValue) != 0)
3372
{
3373
if (image->delay > (size_t) floor(geometry_info.rho+0.5))
3374
image->delay=(size_t) floor(geometry_info.rho+0.5);
3375
}
3376
else
3377
if ((flags & LessValue) != 0)
3378
{
3379
if (image->delay < (size_t) floor(geometry_info.rho+0.5))
3380
image->ticks_per_second=(ssize_t)
3381
floor(geometry_info.sigma+0.5);
3382
}
3383
else
3384
image->delay=(size_t) floor(geometry_info.rho+0.5);
3385
if ((flags & SigmaValue) != 0)
3386
image->ticks_per_second=(ssize_t) floor(geometry_info.sigma+0.5);
3387
break;
3388
}
3389
if (LocaleCompare(property,"density") == 0)
3390
{
3391
GeometryInfo
3392
geometry_info;
3393
3394
flags=ParseGeometry(value,&geometry_info);
3395
image->x_resolution=geometry_info.rho;
3396
image->y_resolution=geometry_info.sigma;
3397
if ((flags & SigmaValue) == 0)
3398
image->y_resolution=image->x_resolution;
3399
}
3400
if (LocaleCompare(property,"depth") == 0)
3401
{
3402
image->depth=StringToUnsignedLong(value);
3403
break;
3404
}
3405
if (LocaleCompare(property,"dispose") == 0)
3406
{
3407
ssize_t
3408
dispose;
3409
3410
dispose=ParseCommandOption(MagickDisposeOptions,MagickFalse,value);
3411
if (dispose < 0)
3412
break;
3413
image->dispose=(DisposeType) dispose;
3414
break;
3415
}
3416
status=AddValueToSplayTree((SplayTreeInfo *) image->properties,
3417
ConstantString(property),ConstantString(value));
3418
break;
3419
}
3420
case 'G':
3421
case 'g':
3422
{
3423
if (LocaleCompare(property,"gravity") == 0)
3424
{
3425
ssize_t
3426
gravity;
3427
3428
gravity=ParseCommandOption(MagickGravityOptions,MagickFalse,value);
3429
if (gravity < 0)
3430
break;
3431
image->gravity=(GravityType) gravity;
3432
break;
3433
}
3434
status=AddValueToSplayTree((SplayTreeInfo *) image->properties,
3435
ConstantString(property),ConstantString(value));
3436
break;
3437
}
3438
case 'I':
3439
case 'i':
3440
{
3441
if (LocaleCompare(property,"intent") == 0)
3442
{
3443
ssize_t
3444
rendering_intent;
3445
3446
rendering_intent=ParseCommandOption(MagickIntentOptions,MagickFalse,
3447
value);
3448
if (rendering_intent < 0)
3449
break;
3450
image->rendering_intent=(RenderingIntent) rendering_intent;
3451
break;
3452
}
3453
if (LocaleCompare(property,"interpolate") == 0)
3454
{
3455
ssize_t
3456
interpolate;
3457
3458
interpolate=ParseCommandOption(MagickInterpolateOptions,MagickFalse,
3459
value);
3460
if (interpolate < 0)
3461
break;
3462
image->interpolate=(InterpolatePixelMethod) interpolate;
3463
break;
3464
}
3465
status=AddValueToSplayTree((SplayTreeInfo *) image->properties,
3466
ConstantString(property),ConstantString(value));
3467
break;
3468
}
3469
case 'L':
3470
case 'l':
3471
{
3472
if (LocaleCompare(property,"loop") == 0)
3473
{
3474
image->iterations=StringToUnsignedLong(value);
3475
break;
3476
}
3477
status=AddValueToSplayTree((SplayTreeInfo *) image->properties,
3478
ConstantString(property),ConstantString(value));
3479
break;
3480
}
3481
case 'P':
3482
case 'p':
3483
{
3484
if (LocaleCompare(property,"page") == 0)
3485
{
3486
char
3487
*geometry;
3488
3489
geometry=GetPageGeometry(value);
3490
flags=ParseAbsoluteGeometry(geometry,&image->page);
3491
geometry=DestroyString(geometry);
3492
break;
3493
}
3494
if (LocaleCompare(property,"profile") == 0)
3495
{
3496
ImageInfo
3497
*image_info;
3498
3499
StringInfo
3500
*profile;
3501
3502
image_info=AcquireImageInfo();
3503
(void) CopyMagickString(image_info->filename,value,MaxTextExtent);
3504
(void) SetImageInfo(image_info,1,exception);
3505
profile=FileToStringInfo(image_info->filename,~0UL,exception);
3506
if (profile != (StringInfo *) NULL)
3507
status=SetImageProfile(image,image_info->magick,profile);
3508
image_info=DestroyImageInfo(image_info);
3509
break;
3510
}
3511
status=AddValueToSplayTree((SplayTreeInfo *) image->properties,
3512
ConstantString(property),ConstantString(value));
3513
break;
3514
}
3515
case 'R':
3516
case 'r':
3517
{
3518
if (LocaleCompare(property,"rendering-intent") == 0)
3519
{
3520
ssize_t
3521
rendering_intent;
3522
3523
rendering_intent=ParseCommandOption(MagickIntentOptions,MagickFalse,
3524
value);
3525
if (rendering_intent < 0)
3526
break;
3527
image->rendering_intent=(RenderingIntent) rendering_intent;
3528
break;
3529
}
3530
status=AddValueToSplayTree((SplayTreeInfo *) image->properties,
3531
ConstantString(property),ConstantString(value));
3532
break;
3533
}
3534
case 'T':
3535
case 't':
3536
{
3537
if (LocaleCompare(property,"tile-offset") == 0)
3538
{
3539
char
3540
*geometry;
3541
3542
geometry=GetPageGeometry(value);
3543
flags=ParseAbsoluteGeometry(geometry,&image->tile_offset);
3544
geometry=DestroyString(geometry);
3545
break;
3546
}
3547
status=AddValueToSplayTree((SplayTreeInfo *) image->properties,
3548
ConstantString(property),ConstantString(value));
3549
break;
3550
}
3551
case 'U':
3552
case 'u':
3553
{
3554
if (LocaleCompare(property,"units") == 0)
3555
{
3556
ssize_t
3557
units;
3558
3559
units=ParseCommandOption(MagickResolutionOptions,MagickFalse,value);
3560
if (units < 0)
3561
break;
3562
image->units=(ResolutionType) units;
3563
break;
3564
}
3565
status=AddValueToSplayTree((SplayTreeInfo *) image->properties,
3566
ConstantString(property),ConstantString(value));
3567
break;
3568
}
3569
default:
3570
{
3571
status=AddValueToSplayTree((SplayTreeInfo *) image->properties,
3572
ConstantString(property),ConstantString(value));
3573
break;
3574
}
3575
}
3576
return(status);
3577
}
Loggerhead is a web-based interface for Breezy
Version: 2.0.1