1 | /*****************************************************************************/ |
2 | // Copyright 2006-2012 Adobe Systems Incorporated |
3 | // All Rights Reserved. |
4 | // |
5 | // NOTICE: Adobe permits you to use, modify, and distribute this file in |
6 | // accordance with the terms of the Adobe license agreement accompanying it. |
7 | /*****************************************************************************/ |
8 | |
9 | /* $Id: //mondo/dng_sdk_1_4/dng_sdk/source/dng_ifd.cpp#3 $ */ |
10 | /* $DateTime: 2012/06/05 11:05:39 $ */ |
11 | /* $Change: 833352 $ */ |
12 | /* $Author: tknoll $ */ |
13 | |
14 | /*****************************************************************************/ |
15 | |
16 | #include "dng_ifd.h" |
17 | |
18 | #include "dng_exceptions.h" |
19 | #include "dng_flags.h" |
20 | #include "dng_globals.h" |
21 | #include "dng_ifd.h" |
22 | #include "dng_types.h" |
23 | #include "dng_parse_utils.h" |
24 | #include "dng_read_image.h" |
25 | #include "dng_stream.h" |
26 | #include "dng_tag_codes.h" |
27 | #include "dng_tag_types.h" |
28 | #include "dng_tag_values.h" |
29 | #include "dng_utils.h" |
30 | |
31 | /*****************************************************************************/ |
32 | |
33 | dng_preview_info::dng_preview_info () |
34 | |
35 | : fIsPrimary (true) |
36 | , fApplicationName () |
37 | , fApplicationVersion () |
38 | , fSettingsName () |
39 | , fSettingsDigest () |
40 | , fColorSpace (previewColorSpace_MaxEnum) |
41 | , fDateTime () |
42 | , fRawToPreviewGain (1.0) |
43 | , fCacheVersion (0) |
44 | |
45 | { |
46 | |
47 | } |
48 | |
49 | /*****************************************************************************/ |
50 | |
51 | dng_preview_info::~dng_preview_info () |
52 | { |
53 | |
54 | } |
55 | |
56 | /*****************************************************************************/ |
57 | |
58 | dng_ifd::dng_ifd () |
59 | |
60 | : fUsesNewSubFileType (false) |
61 | , fNewSubFileType (0) |
62 | |
63 | , fImageWidth (0) |
64 | , fImageLength (0) |
65 | |
66 | , fCompression (ccUncompressed) |
67 | , fPredictor (cpNullPredictor) |
68 | |
69 | , fPhotometricInterpretation (0xFFFFFFFF) |
70 | |
71 | , fFillOrder (1) |
72 | |
73 | , fOrientation (0) |
74 | , fOrientationType (0) |
75 | , fOrientationOffset (kDNGStreamInvalidOffset) |
76 | , fOrientationBigEndian (false) |
77 | |
78 | , fSamplesPerPixel (1) |
79 | |
80 | , fPlanarConfiguration (pcInterleaved) |
81 | |
82 | , fXResolution (0.0) |
83 | , fYResolution (0.0) |
84 | , fResolutionUnit (0) |
85 | |
86 | , fUsesStrips (false) |
87 | , fUsesTiles (false) |
88 | |
89 | , fTileWidth (0) |
90 | , fTileLength (0) |
91 | |
92 | , fTileOffsetsType (0) |
93 | , fTileOffsetsCount (0) |
94 | , fTileOffsetsOffset (0) |
95 | |
96 | , fTileByteCountsType (0) |
97 | , fTileByteCountsCount (0) |
98 | , fTileByteCountsOffset (0) |
99 | |
100 | , fSubIFDsCount (0) |
101 | , fSubIFDsOffset (0) |
102 | |
103 | , fExtraSamplesCount (0) |
104 | |
105 | , fJPEGTablesCount (0) |
106 | , fJPEGTablesOffset (0) |
107 | |
108 | , fJPEGInterchangeFormat (0) |
109 | , fJPEGInterchangeFormatLength (0) |
110 | |
111 | , fYCbCrCoefficientR (0.0) |
112 | , fYCbCrCoefficientG (0.0) |
113 | , fYCbCrCoefficientB (0.0) |
114 | |
115 | , fYCbCrSubSampleH (0) |
116 | , fYCbCrSubSampleV (0) |
117 | |
118 | , fYCbCrPositioning (0) |
119 | |
120 | , fCFARepeatPatternRows (0) |
121 | , fCFARepeatPatternCols (0) |
122 | |
123 | , fCFALayout (1) |
124 | |
125 | , fLinearizationTableType (0) |
126 | , fLinearizationTableCount (0) |
127 | , fLinearizationTableOffset (0) |
128 | |
129 | , fBlackLevelRepeatRows (1) |
130 | , fBlackLevelRepeatCols (1) |
131 | |
132 | , fBlackLevelDeltaHType (0) |
133 | , fBlackLevelDeltaHCount (0) |
134 | , fBlackLevelDeltaHOffset (0) |
135 | |
136 | , fBlackLevelDeltaVType (0) |
137 | , fBlackLevelDeltaVCount (0) |
138 | , fBlackLevelDeltaVOffset (0) |
139 | |
140 | , fDefaultScaleH (1, 1) |
141 | , fDefaultScaleV (1, 1) |
142 | |
143 | , fBestQualityScale (1, 1) |
144 | |
145 | , fDefaultCropOriginH (0, 1) |
146 | , fDefaultCropOriginV (0, 1) |
147 | |
148 | , fDefaultCropSizeH () |
149 | , fDefaultCropSizeV () |
150 | |
151 | , fDefaultUserCropT (0, 1) |
152 | , fDefaultUserCropL (0, 1) |
153 | , fDefaultUserCropB (1, 1) |
154 | , fDefaultUserCropR (1, 1) |
155 | |
156 | , fBayerGreenSplit (0) |
157 | |
158 | , fChromaBlurRadius () |
159 | |
160 | , fAntiAliasStrength (1, 1) |
161 | |
162 | , fActiveArea () |
163 | |
164 | , fMaskedAreaCount (0) |
165 | |
166 | , fRowInterleaveFactor (1) |
167 | |
168 | , fSubTileBlockRows (1) |
169 | , fSubTileBlockCols (1) |
170 | |
171 | , fPreviewInfo () |
172 | |
173 | , fOpcodeList1Count (0) |
174 | , fOpcodeList1Offset (0) |
175 | |
176 | , fOpcodeList2Count (0) |
177 | , fOpcodeList2Offset (0) |
178 | |
179 | , fOpcodeList3Count (0) |
180 | , fOpcodeList3Offset (0) |
181 | |
182 | , fLosslessJPEGBug16 (false) |
183 | |
184 | , fSampleBitShift (0) |
185 | |
186 | , fThisIFD (0) |
187 | , fNextIFD (0) |
188 | |
189 | , fCompressionQuality (-1) |
190 | |
191 | , fPatchFirstJPEGByte (false) |
192 | |
193 | { |
194 | |
195 | uint32 j; |
196 | uint32 k; |
197 | uint32 n; |
198 | |
199 | for (j = 0; j < kMaxSamplesPerPixel; j++) |
200 | { |
201 | fBitsPerSample [j] = 0; |
202 | } |
203 | |
204 | for (j = 0; j < kMaxTileInfo; j++) |
205 | { |
206 | fTileOffset [j] = 0; |
207 | fTileByteCount [j] = 0; |
208 | } |
209 | |
210 | for (j = 0; j < kMaxSamplesPerPixel; j++) |
211 | { |
212 | fExtraSamples [j] = esUnspecified; |
213 | } |
214 | |
215 | for (j = 0; j < kMaxSamplesPerPixel; j++) |
216 | { |
217 | fSampleFormat [j] = sfUnsignedInteger; |
218 | } |
219 | |
220 | for (j = 0; j < 6; j++) |
221 | { |
222 | fReferenceBlackWhite [j] = 0.0; |
223 | } |
224 | |
225 | for (j = 0; j < kMaxCFAPattern; j++) |
226 | for (k = 0; k < kMaxCFAPattern; k++) |
227 | { |
228 | fCFAPattern [j] [k] = 255; |
229 | } |
230 | |
231 | for (j = 0; j < kMaxColorPlanes; j++) |
232 | { |
233 | fCFAPlaneColor [j] = (uint8) (j < 3 ? j : 255); |
234 | } |
235 | |
236 | for (j = 0; j < kMaxBlackPattern; j++) |
237 | for (k = 0; k < kMaxBlackPattern; k++) |
238 | for (n = 0; n < kMaxSamplesPerPixel; n++) |
239 | { |
240 | fBlackLevel [j] [k] [n] = 0.0; |
241 | } |
242 | |
243 | for (j = 0; j < kMaxSamplesPerPixel; j++) |
244 | { |
245 | fWhiteLevel [j] = -1.0; // Don't know real default yet. |
246 | } |
247 | |
248 | } |
249 | |
250 | /*****************************************************************************/ |
251 | |
252 | dng_ifd::~dng_ifd () |
253 | { |
254 | |
255 | } |
256 | |
257 | /*****************************************************************************/ |
258 | |
259 | // Parses tags that should only appear in IFDs that contain images. |
260 | |
261 | bool dng_ifd::ParseTag (dng_stream &stream, |
262 | uint32 parentCode, |
263 | uint32 tagCode, |
264 | uint32 tagType, |
265 | uint32 tagCount, |
266 | uint64 tagOffset) |
267 | { |
268 | |
269 | uint32 j; |
270 | uint32 k; |
271 | uint32 n; |
272 | |
273 | switch (tagCode) |
274 | { |
275 | |
276 | case tcNewSubFileType: |
277 | { |
278 | |
279 | CheckTagType (parentCode, tagCode, tagType, ttLong); |
280 | |
281 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
282 | |
283 | fUsesNewSubFileType = true; |
284 | |
285 | fNewSubFileType = stream.TagValue_uint32 (tagType); |
286 | |
287 | fPreviewInfo.fIsPrimary = (fNewSubFileType == sfPreviewImage); |
288 | |
289 | #if qDNGValidate |
290 | |
291 | if (gVerbose) |
292 | { |
293 | |
294 | printf ("NewSubFileType: %s\n" , |
295 | LookupNewSubFileType (fNewSubFileType)); |
296 | |
297 | } |
298 | |
299 | #endif |
300 | |
301 | break; |
302 | |
303 | } |
304 | |
305 | case tcImageWidth: |
306 | { |
307 | |
308 | CheckTagType (parentCode, tagCode, tagType, ttShort, ttLong); |
309 | |
310 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
311 | |
312 | fImageWidth = stream.TagValue_uint32 (tagType); |
313 | |
314 | #if qDNGValidate |
315 | |
316 | if (gVerbose) |
317 | { |
318 | printf ("ImageWidth: %u\n" , (unsigned) fImageWidth); |
319 | } |
320 | |
321 | #endif |
322 | |
323 | break; |
324 | |
325 | } |
326 | |
327 | case tcImageLength: |
328 | { |
329 | |
330 | CheckTagType (parentCode, tagCode, tagType, ttShort, ttLong); |
331 | |
332 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
333 | |
334 | fImageLength = stream.TagValue_uint32 (tagType); |
335 | |
336 | #if qDNGValidate |
337 | |
338 | if (gVerbose) |
339 | { |
340 | printf ("ImageLength: %u\n" , (unsigned) fImageLength); |
341 | } |
342 | |
343 | #endif |
344 | |
345 | break; |
346 | |
347 | } |
348 | |
349 | case tcBitsPerSample: |
350 | { |
351 | |
352 | CheckTagType (parentCode, tagCode, tagType, ttShort); |
353 | |
354 | CheckTagCount (parentCode, tagCode, tagCount, 1, 0x0FFFF); |
355 | |
356 | #if qDNGValidate |
357 | |
358 | if (gVerbose) |
359 | { |
360 | printf ("BitsPerSample:" ); |
361 | } |
362 | |
363 | #endif |
364 | |
365 | bool = true; |
366 | |
367 | for (j = 0; j < tagCount; j++) |
368 | { |
369 | |
370 | uint32 x = stream.TagValue_uint32 (tagType); |
371 | |
372 | const uint32 maxBitsPerSample = 32; |
373 | |
374 | if (j < kMaxSamplesPerPixel) |
375 | { |
376 | |
377 | if (x > maxBitsPerSample) |
378 | { |
379 | ThrowBadFormat ("BitsPerSample out of bounds." ); |
380 | } |
381 | |
382 | fBitsPerSample [j] = x; |
383 | } |
384 | |
385 | else if (x != fBitsPerSample [kMaxSamplesPerPixel - 1]) |
386 | { |
387 | extrasMatch = false; |
388 | } |
389 | |
390 | #if qDNGValidate |
391 | |
392 | if (gVerbose) |
393 | { |
394 | printf (" %u" , (unsigned) x); |
395 | } |
396 | |
397 | #endif |
398 | |
399 | } |
400 | |
401 | #if qDNGValidate |
402 | |
403 | if (gVerbose) |
404 | { |
405 | printf ("\n" ); |
406 | } |
407 | |
408 | #endif |
409 | |
410 | if (!extrasMatch) |
411 | { |
412 | |
413 | #if qDNGValidate |
414 | |
415 | ReportError ("BitsPerSample not constant" ); |
416 | |
417 | #endif |
418 | |
419 | ThrowBadFormat (); |
420 | |
421 | } |
422 | |
423 | break; |
424 | |
425 | } |
426 | |
427 | case tcCompression: |
428 | { |
429 | |
430 | CheckTagType (parentCode, tagCode, tagType, ttShort); |
431 | |
432 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
433 | |
434 | fCompression = stream.TagValue_uint32 (tagType); |
435 | |
436 | #if qDNGValidate |
437 | |
438 | if (gVerbose) |
439 | { |
440 | |
441 | printf ("Compression: %s\n" , |
442 | LookupCompression (fCompression)); |
443 | |
444 | } |
445 | |
446 | #endif |
447 | |
448 | // Correct a common TIFF writer mistake. |
449 | |
450 | if (fCompression == 0) |
451 | { |
452 | |
453 | #if qDNGValidate |
454 | |
455 | { |
456 | |
457 | char message [256]; |
458 | |
459 | sprintf (message, |
460 | "%s has invalid zero compression code" , |
461 | LookupParentCode (parentCode)); |
462 | |
463 | ReportWarning (message); |
464 | |
465 | } |
466 | |
467 | #endif |
468 | |
469 | fCompression = ccUncompressed; |
470 | |
471 | } |
472 | |
473 | break; |
474 | |
475 | } |
476 | |
477 | case tcPhotometricInterpretation: |
478 | { |
479 | |
480 | CheckTagType (parentCode, tagCode, tagType, ttShort); |
481 | |
482 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
483 | |
484 | fPhotometricInterpretation = stream.TagValue_uint32 (tagType); |
485 | |
486 | #if qDNGValidate |
487 | |
488 | if (gVerbose) |
489 | { |
490 | |
491 | printf ("PhotometricInterpretation: %s\n" , |
492 | LookupPhotometricInterpretation (fPhotometricInterpretation)); |
493 | |
494 | } |
495 | |
496 | #endif |
497 | |
498 | break; |
499 | |
500 | } |
501 | |
502 | case tcFillOrder: |
503 | { |
504 | |
505 | CheckTagType (parentCode, tagCode, tagType, ttShort); |
506 | |
507 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
508 | |
509 | fFillOrder = stream.TagValue_uint32 (tagType); |
510 | |
511 | #if qDNGValidate |
512 | |
513 | if (gVerbose) |
514 | { |
515 | printf ("FillOrder: %u\n" , (unsigned) fFillOrder); |
516 | } |
517 | |
518 | #endif |
519 | |
520 | break; |
521 | |
522 | } |
523 | |
524 | case tcStripOffsets: |
525 | { |
526 | |
527 | CheckTagType (parentCode, tagCode, tagType, ttShort, ttLong); |
528 | |
529 | fUsesStrips = true; |
530 | |
531 | fTileOffsetsType = tagType; |
532 | fTileOffsetsCount = tagCount; |
533 | fTileOffsetsOffset = tagOffset; |
534 | |
535 | if (tagCount <= kMaxTileInfo) |
536 | { |
537 | |
538 | for (j = 0; j < tagCount; j++) |
539 | { |
540 | |
541 | fTileOffset [j] = stream.TagValue_uint32 (tagType); |
542 | |
543 | } |
544 | |
545 | } |
546 | |
547 | #if qDNGValidate |
548 | |
549 | if (gVerbose) |
550 | { |
551 | |
552 | stream.SetReadPosition (tagOffset); |
553 | |
554 | DumpTagValues (stream, |
555 | "Offset" , |
556 | parentCode, |
557 | tagCode, |
558 | tagType, |
559 | tagCount); |
560 | |
561 | } |
562 | |
563 | #endif |
564 | |
565 | break; |
566 | |
567 | } |
568 | |
569 | case tcOrientation: |
570 | { |
571 | |
572 | CheckTagType (parentCode, tagCode, tagType, ttShort); |
573 | |
574 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
575 | |
576 | fOrientationType = tagType; |
577 | fOrientationOffset = stream.PositionInOriginalFile (); |
578 | fOrientationBigEndian = stream.BigEndian (); |
579 | |
580 | fOrientation = stream.TagValue_uint32 (tagType); |
581 | |
582 | #if qDNGValidate |
583 | |
584 | if (gVerbose) |
585 | { |
586 | |
587 | printf ("Orientation: %s\n" , |
588 | LookupOrientation (fOrientation)); |
589 | |
590 | } |
591 | |
592 | #endif |
593 | |
594 | break; |
595 | |
596 | } |
597 | |
598 | case tcSamplesPerPixel: |
599 | { |
600 | |
601 | CheckTagType (parentCode, tagCode, tagType, ttShort); |
602 | |
603 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
604 | |
605 | fSamplesPerPixel = stream.TagValue_uint32 (tagType); |
606 | |
607 | #if qDNGValidate |
608 | |
609 | if (gVerbose) |
610 | { |
611 | printf ("SamplesPerPixel: %u\n" , (unsigned) fSamplesPerPixel); |
612 | } |
613 | |
614 | #endif |
615 | |
616 | break; |
617 | |
618 | } |
619 | |
620 | case tcRowsPerStrip: |
621 | { |
622 | |
623 | CheckTagType (parentCode, tagCode, tagType, ttShort, ttLong); |
624 | |
625 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
626 | |
627 | fUsesStrips = true; |
628 | |
629 | fTileLength = stream.TagValue_uint32 (tagType); |
630 | |
631 | #if qDNGValidate |
632 | |
633 | if (gVerbose) |
634 | { |
635 | printf ("RowsPerStrip: %u\n" , (unsigned) fTileLength); |
636 | } |
637 | |
638 | #endif |
639 | |
640 | break; |
641 | |
642 | } |
643 | |
644 | case tcStripByteCounts: |
645 | { |
646 | |
647 | CheckTagType (parentCode, tagCode, tagType, ttShort, ttLong); |
648 | |
649 | fUsesStrips = true; |
650 | |
651 | fTileByteCountsType = tagType; |
652 | fTileByteCountsCount = tagCount; |
653 | fTileByteCountsOffset = tagOffset; |
654 | |
655 | if (tagCount <= kMaxTileInfo) |
656 | { |
657 | |
658 | for (j = 0; j < tagCount; j++) |
659 | { |
660 | |
661 | fTileByteCount [j] = stream.TagValue_uint32 (tagType); |
662 | |
663 | } |
664 | |
665 | } |
666 | |
667 | #if qDNGValidate |
668 | |
669 | if (gVerbose) |
670 | { |
671 | |
672 | stream.SetReadPosition (tagOffset); |
673 | |
674 | DumpTagValues (stream, |
675 | "Count" , |
676 | parentCode, |
677 | tagCode, |
678 | tagType, |
679 | tagCount); |
680 | |
681 | } |
682 | |
683 | #endif |
684 | |
685 | break; |
686 | |
687 | } |
688 | |
689 | case tcXResolution: |
690 | { |
691 | |
692 | CheckTagType (parentCode, tagCode, tagType, ttRational); |
693 | |
694 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
695 | |
696 | fXResolution = stream.TagValue_real64 (tagType); |
697 | |
698 | #if qDNGValidate |
699 | |
700 | if (gVerbose) |
701 | { |
702 | printf ("XResolution: %0.2f\n" , fXResolution); |
703 | } |
704 | |
705 | #endif |
706 | |
707 | break; |
708 | |
709 | } |
710 | |
711 | case tcYResolution: |
712 | { |
713 | |
714 | CheckTagType (parentCode, tagCode, tagType, ttRational); |
715 | |
716 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
717 | |
718 | fYResolution = stream.TagValue_real64 (tagType); |
719 | |
720 | #if qDNGValidate |
721 | |
722 | if (gVerbose) |
723 | { |
724 | printf ("YResolution: %0.2f\n" , fYResolution); |
725 | } |
726 | |
727 | #endif |
728 | |
729 | break; |
730 | |
731 | } |
732 | |
733 | case tcPlanarConfiguration: |
734 | { |
735 | |
736 | CheckTagType (parentCode, tagCode, tagType, ttShort); |
737 | |
738 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
739 | |
740 | fPlanarConfiguration = stream.TagValue_uint32 (tagType); |
741 | |
742 | #if qDNGValidate |
743 | |
744 | if (gVerbose) |
745 | { |
746 | printf ("PlanarConfiguration: %u\n" , (unsigned) fPlanarConfiguration); |
747 | } |
748 | |
749 | #endif |
750 | |
751 | break; |
752 | |
753 | } |
754 | |
755 | case tcResolutionUnit: |
756 | { |
757 | |
758 | CheckTagType (parentCode, tagCode, tagType, ttShort); |
759 | |
760 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
761 | |
762 | fResolutionUnit = stream.TagValue_uint32 (tagType); |
763 | |
764 | #if qDNGValidate |
765 | |
766 | if (gVerbose) |
767 | { |
768 | |
769 | printf ("ResolutionUnit: %s\n" , |
770 | LookupResolutionUnit (fResolutionUnit)); |
771 | |
772 | } |
773 | |
774 | #endif |
775 | |
776 | break; |
777 | |
778 | } |
779 | |
780 | case tcPredictor: |
781 | { |
782 | |
783 | CheckTagType (parentCode, tagCode, tagType, ttShort); |
784 | |
785 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
786 | |
787 | fPredictor = stream.TagValue_uint32 (tagType); |
788 | |
789 | #if qDNGValidate |
790 | |
791 | if (gVerbose) |
792 | { |
793 | |
794 | printf ("Predictor: %s\n" , |
795 | LookupPredictor (fPredictor)); |
796 | |
797 | } |
798 | |
799 | #endif |
800 | |
801 | break; |
802 | |
803 | } |
804 | |
805 | case tcTileWidth: |
806 | { |
807 | |
808 | CheckTagType (parentCode, tagCode, tagType, ttShort, ttLong); |
809 | |
810 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
811 | |
812 | fUsesTiles = true; |
813 | |
814 | fTileWidth = stream.TagValue_uint32 (tagType); |
815 | |
816 | #if qDNGValidate |
817 | |
818 | if (gVerbose) |
819 | { |
820 | printf ("TileWidth: %u\n" , (unsigned) fTileWidth); |
821 | } |
822 | |
823 | #endif |
824 | |
825 | break; |
826 | |
827 | } |
828 | |
829 | case tcTileLength: |
830 | { |
831 | |
832 | CheckTagType (parentCode, tagCode, tagType, ttShort, ttLong); |
833 | |
834 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
835 | |
836 | fUsesTiles = true; |
837 | |
838 | fTileLength = stream.TagValue_uint32 (tagType); |
839 | |
840 | #if qDNGValidate |
841 | |
842 | if (gVerbose) |
843 | { |
844 | printf ("TileLength: %u\n" , (unsigned) fTileLength); |
845 | } |
846 | |
847 | #endif |
848 | |
849 | break; |
850 | |
851 | } |
852 | |
853 | case tcTileOffsets: |
854 | { |
855 | |
856 | CheckTagType (parentCode, tagCode, tagType, ttLong); |
857 | |
858 | fUsesTiles = true; |
859 | |
860 | fTileOffsetsType = tagType; |
861 | fTileOffsetsCount = tagCount; |
862 | fTileOffsetsOffset = tagOffset; |
863 | |
864 | if (tagCount <= kMaxTileInfo) |
865 | { |
866 | |
867 | for (j = 0; j < tagCount; j++) |
868 | { |
869 | |
870 | fTileOffset [j] = stream.TagValue_uint32 (tagType); |
871 | |
872 | } |
873 | |
874 | } |
875 | |
876 | #if qDNGValidate |
877 | |
878 | if (gVerbose) |
879 | { |
880 | |
881 | stream.SetReadPosition (tagOffset); |
882 | |
883 | DumpTagValues (stream, |
884 | "Offset" , |
885 | parentCode, |
886 | tagCode, |
887 | tagType, |
888 | tagCount); |
889 | |
890 | } |
891 | |
892 | #endif |
893 | |
894 | break; |
895 | |
896 | } |
897 | |
898 | case tcTileByteCounts: |
899 | { |
900 | |
901 | CheckTagType (parentCode, tagCode, tagType, ttShort, ttLong); |
902 | |
903 | fUsesTiles = true; |
904 | |
905 | fTileByteCountsType = tagType; |
906 | fTileByteCountsCount = tagCount; |
907 | fTileByteCountsOffset = tagOffset; |
908 | |
909 | if (tagCount <= kMaxTileInfo) |
910 | { |
911 | |
912 | for (j = 0; j < tagCount; j++) |
913 | { |
914 | |
915 | fTileByteCount [j] = stream.TagValue_uint32 (tagType); |
916 | |
917 | } |
918 | |
919 | } |
920 | |
921 | #if qDNGValidate |
922 | |
923 | if (gVerbose) |
924 | { |
925 | |
926 | stream.SetReadPosition (tagOffset); |
927 | |
928 | DumpTagValues (stream, |
929 | "Count" , |
930 | parentCode, |
931 | tagCode, |
932 | tagType, |
933 | tagCount); |
934 | |
935 | } |
936 | |
937 | #endif |
938 | |
939 | break; |
940 | |
941 | } |
942 | |
943 | case tcSubIFDs: |
944 | { |
945 | |
946 | CheckTagType (parentCode, tagCode, tagType, ttLong, ttIFD); |
947 | |
948 | fSubIFDsCount = tagCount; |
949 | fSubIFDsOffset = tagOffset; |
950 | |
951 | #if qDNGValidate |
952 | |
953 | if (gVerbose) |
954 | { |
955 | |
956 | DumpTagValues (stream, |
957 | "IFD" , |
958 | parentCode, |
959 | tagCode, |
960 | ttLong, |
961 | tagCount); |
962 | |
963 | } |
964 | |
965 | #endif |
966 | |
967 | break; |
968 | |
969 | } |
970 | |
971 | case tcExtraSamples: |
972 | { |
973 | |
974 | CheckTagType (parentCode, tagCode, tagType, ttShort); |
975 | |
976 | CheckTagCount (parentCode, tagCode, tagCount, 1, fSamplesPerPixel); |
977 | |
978 | #if qDNGValidate |
979 | |
980 | if (gVerbose) |
981 | { |
982 | printf ("ExtraSamples:" ); |
983 | } |
984 | |
985 | #endif |
986 | |
987 | fExtraSamplesCount = tagCount; |
988 | |
989 | for (j = 0; j < tagCount; j++) |
990 | { |
991 | |
992 | uint32 x = stream.TagValue_uint32 (tagType); |
993 | |
994 | if (j < kMaxSamplesPerPixel) |
995 | { |
996 | fExtraSamples [j] = x; |
997 | } |
998 | |
999 | #if qDNGValidate |
1000 | |
1001 | if (gVerbose) |
1002 | { |
1003 | printf (" %u" , (unsigned) x); |
1004 | } |
1005 | |
1006 | #endif |
1007 | |
1008 | } |
1009 | |
1010 | #if qDNGValidate |
1011 | |
1012 | if (gVerbose) |
1013 | { |
1014 | printf ("\n" ); |
1015 | } |
1016 | |
1017 | #endif |
1018 | |
1019 | break; |
1020 | |
1021 | } |
1022 | |
1023 | case tcSampleFormat: |
1024 | { |
1025 | |
1026 | CheckTagType (parentCode, tagCode, tagType, ttShort); |
1027 | |
1028 | CheckTagCount (parentCode, tagCode, tagCount, fSamplesPerPixel); |
1029 | |
1030 | #if qDNGValidate |
1031 | |
1032 | if (gVerbose) |
1033 | { |
1034 | printf ("SampleFormat:" ); |
1035 | } |
1036 | |
1037 | #endif |
1038 | |
1039 | bool = true; |
1040 | |
1041 | for (j = 0; j < tagCount; j++) |
1042 | { |
1043 | |
1044 | uint32 x = stream.TagValue_uint32 (tagType); |
1045 | |
1046 | if (j < kMaxSamplesPerPixel) |
1047 | { |
1048 | fSampleFormat [j] = x; |
1049 | } |
1050 | |
1051 | else if (x != fSampleFormat [kMaxSamplesPerPixel - 1]) |
1052 | { |
1053 | extrasMatch = false; |
1054 | } |
1055 | |
1056 | #if qDNGValidate |
1057 | |
1058 | if (gVerbose) |
1059 | { |
1060 | printf (" %s" , LookupSampleFormat (x)); |
1061 | } |
1062 | |
1063 | #endif |
1064 | |
1065 | } |
1066 | |
1067 | #if qDNGValidate |
1068 | |
1069 | if (gVerbose) |
1070 | { |
1071 | printf ("\n" ); |
1072 | } |
1073 | |
1074 | #endif |
1075 | |
1076 | if (!extrasMatch) |
1077 | { |
1078 | |
1079 | #if qDNGValidate |
1080 | |
1081 | ReportError ("SampleFormat not constant" ); |
1082 | |
1083 | #endif |
1084 | |
1085 | ThrowBadFormat (); |
1086 | |
1087 | } |
1088 | |
1089 | break; |
1090 | |
1091 | } |
1092 | |
1093 | case tcJPEGTables: |
1094 | { |
1095 | |
1096 | CheckTagType (parentCode, tagCode, tagType, ttUndefined); |
1097 | |
1098 | fJPEGTablesCount = tagCount; |
1099 | fJPEGTablesOffset = tagOffset; |
1100 | |
1101 | #if qDNGValidate |
1102 | |
1103 | if (gVerbose) |
1104 | { |
1105 | |
1106 | printf ("JPEGTables: count = %u, offset = %u\n" , |
1107 | (unsigned) fJPEGTablesCount, |
1108 | (unsigned) fJPEGTablesOffset); |
1109 | |
1110 | } |
1111 | |
1112 | #endif |
1113 | |
1114 | break; |
1115 | |
1116 | } |
1117 | |
1118 | case tcJPEGInterchangeFormat: |
1119 | { |
1120 | |
1121 | CheckTagType (parentCode, tagCode, tagType, ttLong); |
1122 | |
1123 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
1124 | |
1125 | fJPEGInterchangeFormat = stream.TagValue_uint32 (tagType); |
1126 | |
1127 | #if qDNGValidate |
1128 | |
1129 | if (gVerbose) |
1130 | { |
1131 | printf ("JPEGInterchangeFormat: %u\n" , |
1132 | (unsigned) fJPEGInterchangeFormat); |
1133 | } |
1134 | |
1135 | #endif |
1136 | |
1137 | break; |
1138 | |
1139 | } |
1140 | |
1141 | case tcJPEGInterchangeFormatLength: |
1142 | { |
1143 | |
1144 | CheckTagType (parentCode, tagCode, tagType, ttLong); |
1145 | |
1146 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
1147 | |
1148 | fJPEGInterchangeFormatLength = stream.TagValue_uint32 (tagType); |
1149 | |
1150 | #if qDNGValidate |
1151 | |
1152 | if (gVerbose) |
1153 | { |
1154 | printf ("JPEGInterchangeFormatLength: %u\n" , |
1155 | (unsigned) fJPEGInterchangeFormatLength); |
1156 | } |
1157 | |
1158 | #endif |
1159 | |
1160 | break; |
1161 | |
1162 | } |
1163 | |
1164 | case tcYCbCrCoefficients: |
1165 | { |
1166 | |
1167 | CheckTagType (parentCode, tagCode, tagType, ttRational); |
1168 | |
1169 | if (!CheckTagCount (parentCode, tagCode, tagCount, 3)) |
1170 | { |
1171 | return false; |
1172 | } |
1173 | |
1174 | fYCbCrCoefficientR = stream.TagValue_real64 (tagType); |
1175 | fYCbCrCoefficientG = stream.TagValue_real64 (tagType); |
1176 | fYCbCrCoefficientB = stream.TagValue_real64 (tagType); |
1177 | |
1178 | #if qDNGValidate |
1179 | |
1180 | if (gVerbose) |
1181 | { |
1182 | |
1183 | printf ("YCbCrCoefficients: R = %0.3f, G = %0.3f, B = %0.3f\n" , |
1184 | fYCbCrCoefficientR, |
1185 | fYCbCrCoefficientG, |
1186 | fYCbCrCoefficientB); |
1187 | |
1188 | } |
1189 | |
1190 | #endif |
1191 | |
1192 | break; |
1193 | |
1194 | } |
1195 | |
1196 | case tcYCbCrSubSampling: |
1197 | { |
1198 | |
1199 | CheckTagType (parentCode, tagCode, tagType, ttShort); |
1200 | |
1201 | if (!CheckTagCount (parentCode, tagCode, tagCount, 2)) |
1202 | { |
1203 | return false; |
1204 | } |
1205 | |
1206 | fYCbCrSubSampleH = stream.TagValue_uint32 (tagType); |
1207 | fYCbCrSubSampleV = stream.TagValue_uint32 (tagType); |
1208 | |
1209 | #if qDNGValidate |
1210 | |
1211 | if (gVerbose) |
1212 | { |
1213 | |
1214 | printf ("YCbCrSubSampling: H = %u, V = %u\n" , |
1215 | (unsigned) fYCbCrSubSampleH, |
1216 | (unsigned) fYCbCrSubSampleV); |
1217 | |
1218 | } |
1219 | |
1220 | #endif |
1221 | |
1222 | break; |
1223 | |
1224 | } |
1225 | |
1226 | case tcYCbCrPositioning: |
1227 | { |
1228 | |
1229 | CheckTagType (parentCode, tagCode, tagType, ttShort); |
1230 | |
1231 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
1232 | |
1233 | fYCbCrPositioning = stream.TagValue_uint32 (tagType); |
1234 | |
1235 | #if qDNGValidate |
1236 | |
1237 | if (gVerbose) |
1238 | { |
1239 | |
1240 | printf ("YCbCrPositioning: %u\n" , |
1241 | (unsigned) fYCbCrPositioning); |
1242 | |
1243 | } |
1244 | |
1245 | #endif |
1246 | |
1247 | break; |
1248 | |
1249 | } |
1250 | |
1251 | case tcReferenceBlackWhite: |
1252 | { |
1253 | |
1254 | CheckTagType (parentCode, tagCode, tagType, ttRational); |
1255 | |
1256 | if (!CheckTagCount (parentCode, tagCode, tagCount, 6)) |
1257 | { |
1258 | return false; |
1259 | } |
1260 | |
1261 | for (j = 0; j < 6; j++) |
1262 | { |
1263 | fReferenceBlackWhite [j] = stream.TagValue_real64 (tagType); |
1264 | } |
1265 | |
1266 | #if qDNGValidate |
1267 | |
1268 | if (gVerbose) |
1269 | { |
1270 | |
1271 | printf ("ReferenceBlackWhite: %0.1f %0.1f %0.1f %0.1f %0.1f %0.1f\n" , |
1272 | fReferenceBlackWhite [0], |
1273 | fReferenceBlackWhite [1], |
1274 | fReferenceBlackWhite [2], |
1275 | fReferenceBlackWhite [3], |
1276 | fReferenceBlackWhite [4], |
1277 | fReferenceBlackWhite [5]); |
1278 | |
1279 | } |
1280 | |
1281 | #endif |
1282 | |
1283 | break; |
1284 | |
1285 | } |
1286 | |
1287 | case tcCFARepeatPatternDim: |
1288 | { |
1289 | |
1290 | CheckCFA (parentCode, tagCode, fPhotometricInterpretation); |
1291 | |
1292 | CheckTagType (parentCode, tagCode, tagType, ttShort); |
1293 | |
1294 | if (!CheckTagCount (parentCode, tagCode, tagCount, 2)) |
1295 | { |
1296 | return false; |
1297 | } |
1298 | |
1299 | fCFARepeatPatternRows = stream.TagValue_uint32 (tagType); |
1300 | fCFARepeatPatternCols = stream.TagValue_uint32 (tagType); |
1301 | |
1302 | #if qDNGValidate |
1303 | |
1304 | if (gVerbose) |
1305 | { |
1306 | |
1307 | printf ("CFARepeatPatternDim: Rows = %u, Cols = %u\n" , |
1308 | (unsigned) fCFARepeatPatternRows, |
1309 | (unsigned) fCFARepeatPatternCols); |
1310 | |
1311 | } |
1312 | |
1313 | #endif |
1314 | |
1315 | break; |
1316 | |
1317 | } |
1318 | |
1319 | case tcCFAPattern: |
1320 | { |
1321 | |
1322 | CheckCFA (parentCode, tagCode, fPhotometricInterpretation); |
1323 | |
1324 | if (!CheckTagType (parentCode, tagCode, tagType, ttByte)) |
1325 | { |
1326 | return false; |
1327 | } |
1328 | |
1329 | if (!CheckTagCount (parentCode, tagCode, tagCount, |
1330 | SafeUint32Mult(fCFARepeatPatternRows, fCFARepeatPatternCols))) |
1331 | { |
1332 | return false; |
1333 | } |
1334 | |
1335 | if (fCFARepeatPatternRows < 1 || fCFARepeatPatternRows > kMaxCFAPattern || |
1336 | fCFARepeatPatternCols < 1 || fCFARepeatPatternCols > kMaxCFAPattern) |
1337 | { |
1338 | return false; |
1339 | } |
1340 | |
1341 | // Note that the Exif spec stores this array in a different |
1342 | // scan order than the TIFF-EP spec. |
1343 | |
1344 | for (j = 0; j < fCFARepeatPatternRows; j++) |
1345 | for (k = 0; k < fCFARepeatPatternCols; k++) |
1346 | { |
1347 | |
1348 | fCFAPattern [j] [k] = stream.Get_uint8 (); |
1349 | |
1350 | } |
1351 | |
1352 | #if qDNGValidate |
1353 | |
1354 | if (gVerbose) |
1355 | { |
1356 | |
1357 | printf ("CFAPattern:\n" ); |
1358 | |
1359 | for (j = 0; j < fCFARepeatPatternRows; j++) |
1360 | { |
1361 | |
1362 | int32 spaces = 4; |
1363 | |
1364 | for (k = 0; k < fCFARepeatPatternCols; k++) |
1365 | { |
1366 | |
1367 | while (spaces-- > 0) |
1368 | { |
1369 | printf (" " ); |
1370 | } |
1371 | |
1372 | const char *name = LookupCFAColor (fCFAPattern [j] [k]); |
1373 | |
1374 | spaces = 9 - (int32) strlen (name); |
1375 | |
1376 | printf ("%s" , name); |
1377 | |
1378 | } |
1379 | |
1380 | printf ("\n" ); |
1381 | |
1382 | } |
1383 | |
1384 | } |
1385 | |
1386 | #endif |
1387 | |
1388 | break; |
1389 | |
1390 | } |
1391 | |
1392 | case tcCFAPlaneColor: |
1393 | { |
1394 | |
1395 | CheckCFA (parentCode, tagCode, fPhotometricInterpretation); |
1396 | |
1397 | if (!CheckTagType (parentCode, tagCode, tagType, ttByte)) |
1398 | { |
1399 | return false; |
1400 | } |
1401 | |
1402 | if (!CheckTagCount (parentCode, tagCode, tagCount, 3, kMaxColorPlanes)) |
1403 | { |
1404 | return false; |
1405 | } |
1406 | |
1407 | for (j = 0; j < kMaxColorPlanes; j++) |
1408 | { |
1409 | |
1410 | if (j < tagCount) |
1411 | fCFAPlaneColor [j] = stream.Get_uint8 (); |
1412 | |
1413 | else |
1414 | fCFAPlaneColor [j] = 255; |
1415 | |
1416 | } |
1417 | |
1418 | #if qDNGValidate |
1419 | |
1420 | if (gVerbose) |
1421 | { |
1422 | |
1423 | printf ("CFAPlaneColor:" ); |
1424 | |
1425 | for (j = 0; j < tagCount; j++) |
1426 | { |
1427 | |
1428 | printf (" %s" , LookupCFAColor (fCFAPlaneColor [j])); |
1429 | |
1430 | } |
1431 | |
1432 | printf ("\n" ); |
1433 | |
1434 | } |
1435 | |
1436 | #endif |
1437 | |
1438 | break; |
1439 | |
1440 | } |
1441 | |
1442 | case tcCFALayout: |
1443 | { |
1444 | |
1445 | CheckCFA (parentCode, tagCode, fPhotometricInterpretation); |
1446 | |
1447 | CheckTagType (parentCode, tagCode, tagType, ttShort); |
1448 | |
1449 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
1450 | |
1451 | fCFALayout = stream.TagValue_uint32 (tagType); |
1452 | |
1453 | #if qDNGValidate |
1454 | |
1455 | if (gVerbose) |
1456 | { |
1457 | |
1458 | printf ("CFALayout: %s\n" , |
1459 | LookupCFALayout (fCFALayout)); |
1460 | |
1461 | } |
1462 | |
1463 | #endif |
1464 | |
1465 | break; |
1466 | |
1467 | } |
1468 | |
1469 | case tcLinearizationTable: |
1470 | { |
1471 | |
1472 | CheckRawIFD (parentCode, tagCode, fPhotometricInterpretation); |
1473 | |
1474 | CheckTagType (parentCode, tagCode, tagType, ttShort); |
1475 | |
1476 | fLinearizationTableType = tagType; |
1477 | fLinearizationTableCount = tagCount; |
1478 | fLinearizationTableOffset = tagOffset; |
1479 | |
1480 | #if qDNGValidate |
1481 | |
1482 | if (gVerbose) |
1483 | { |
1484 | |
1485 | DumpTagValues (stream, |
1486 | "Table" , |
1487 | parentCode, |
1488 | tagCode, |
1489 | tagType, |
1490 | tagCount); |
1491 | |
1492 | } |
1493 | |
1494 | #endif |
1495 | |
1496 | break; |
1497 | |
1498 | } |
1499 | |
1500 | case tcBlackLevelRepeatDim: |
1501 | { |
1502 | |
1503 | CheckRawIFD (parentCode, tagCode, fPhotometricInterpretation); |
1504 | |
1505 | CheckTagType (parentCode, tagCode, tagType, ttShort); |
1506 | |
1507 | if (!CheckTagCount (parentCode, tagCode, tagCount, 2)) |
1508 | { |
1509 | return false; |
1510 | } |
1511 | |
1512 | fBlackLevelRepeatRows = stream.TagValue_uint32 (tagType); |
1513 | fBlackLevelRepeatCols = stream.TagValue_uint32 (tagType); |
1514 | |
1515 | #if qDNGValidate |
1516 | |
1517 | if (gVerbose) |
1518 | { |
1519 | |
1520 | printf ("BlackLevelRepeatDim: Rows = %u, Cols = %u\n" , |
1521 | (unsigned) fBlackLevelRepeatRows, |
1522 | (unsigned) fBlackLevelRepeatCols); |
1523 | |
1524 | } |
1525 | |
1526 | #endif |
1527 | |
1528 | break; |
1529 | |
1530 | } |
1531 | |
1532 | case tcBlackLevel: |
1533 | { |
1534 | |
1535 | CheckRawIFD (parentCode, tagCode, fPhotometricInterpretation); |
1536 | |
1537 | CheckTagType (parentCode, tagCode, tagType, ttShort, ttLong, ttRational); |
1538 | |
1539 | if (!CheckTagCount (parentCode, tagCode, tagCount, SafeUint32Mult(fBlackLevelRepeatRows, |
1540 | fBlackLevelRepeatCols, |
1541 | fSamplesPerPixel))) |
1542 | { |
1543 | return false; |
1544 | } |
1545 | |
1546 | if (fBlackLevelRepeatRows < 1 || fBlackLevelRepeatRows > kMaxBlackPattern || |
1547 | fBlackLevelRepeatCols < 1 || fBlackLevelRepeatCols > kMaxBlackPattern || |
1548 | fSamplesPerPixel < 1 || fSamplesPerPixel > kMaxSamplesPerPixel) |
1549 | { |
1550 | return false; |
1551 | } |
1552 | |
1553 | for (j = 0; j < fBlackLevelRepeatRows; j++) |
1554 | for (k = 0; k < fBlackLevelRepeatCols; k++) |
1555 | for (n = 0; n < fSamplesPerPixel; n++) |
1556 | { |
1557 | |
1558 | fBlackLevel [j] [k] [n] = stream.TagValue_real64 (tagType); |
1559 | |
1560 | } |
1561 | |
1562 | #if qDNGValidate |
1563 | |
1564 | if (gVerbose) |
1565 | { |
1566 | |
1567 | printf ("BlackLevel:" ); |
1568 | |
1569 | if (fBlackLevelRepeatRows == 1 && |
1570 | fBlackLevelRepeatCols == 1) |
1571 | { |
1572 | |
1573 | for (n = 0; n < fSamplesPerPixel; n++) |
1574 | { |
1575 | printf (" %0.2f" , fBlackLevel [0] [0] [n]); |
1576 | } |
1577 | |
1578 | printf ("\n" ); |
1579 | |
1580 | } |
1581 | |
1582 | else |
1583 | { |
1584 | |
1585 | printf ("\n" ); |
1586 | |
1587 | for (n = 0; n < fSamplesPerPixel; n++) |
1588 | { |
1589 | |
1590 | if (fSamplesPerPixel > 1) |
1591 | { |
1592 | printf (" Sample: %u\n" , (unsigned) n); |
1593 | } |
1594 | |
1595 | for (j = 0; j < fBlackLevelRepeatRows; j++) |
1596 | { |
1597 | |
1598 | printf (" " ); |
1599 | |
1600 | for (k = 0; k < fBlackLevelRepeatCols; k++) |
1601 | { |
1602 | |
1603 | printf (" %8.2f" , fBlackLevel [j] [k] [n]); |
1604 | |
1605 | } |
1606 | |
1607 | printf ("\n" ); |
1608 | |
1609 | } |
1610 | |
1611 | } |
1612 | |
1613 | } |
1614 | |
1615 | } |
1616 | |
1617 | #endif |
1618 | |
1619 | break; |
1620 | |
1621 | } |
1622 | |
1623 | case tcBlackLevelDeltaH: |
1624 | { |
1625 | |
1626 | CheckRawIFD (parentCode, tagCode, fPhotometricInterpretation); |
1627 | |
1628 | CheckTagType (parentCode, tagCode, tagType, ttSRational); |
1629 | |
1630 | fBlackLevelDeltaHType = tagType; |
1631 | fBlackLevelDeltaHCount = tagCount; |
1632 | fBlackLevelDeltaHOffset = tagOffset; |
1633 | |
1634 | #if qDNGValidate |
1635 | |
1636 | if (gVerbose) |
1637 | { |
1638 | |
1639 | DumpTagValues (stream, |
1640 | "Delta" , |
1641 | parentCode, |
1642 | tagCode, |
1643 | tagType, |
1644 | tagCount); |
1645 | |
1646 | } |
1647 | |
1648 | #endif |
1649 | |
1650 | break; |
1651 | |
1652 | } |
1653 | |
1654 | case tcBlackLevelDeltaV: |
1655 | { |
1656 | |
1657 | CheckRawIFD (parentCode, tagCode, fPhotometricInterpretation); |
1658 | |
1659 | CheckTagType (parentCode, tagCode, tagType, ttSRational); |
1660 | |
1661 | fBlackLevelDeltaVType = tagType; |
1662 | fBlackLevelDeltaVCount = tagCount; |
1663 | fBlackLevelDeltaVOffset = tagOffset; |
1664 | |
1665 | #if qDNGValidate |
1666 | |
1667 | if (gVerbose) |
1668 | { |
1669 | |
1670 | DumpTagValues (stream, |
1671 | "Delta" , |
1672 | parentCode, |
1673 | tagCode, |
1674 | tagType, |
1675 | tagCount); |
1676 | |
1677 | } |
1678 | |
1679 | #endif |
1680 | |
1681 | break; |
1682 | |
1683 | } |
1684 | |
1685 | case tcWhiteLevel: |
1686 | { |
1687 | |
1688 | CheckRawIFD (parentCode, tagCode, fPhotometricInterpretation); |
1689 | |
1690 | CheckTagType (parentCode, tagCode, tagType, ttShort, ttLong); |
1691 | |
1692 | if (!CheckTagCount (parentCode, tagCode, tagCount, fSamplesPerPixel)) |
1693 | return false; |
1694 | |
1695 | for (j = 0; j < tagCount && j < kMaxSamplesPerPixel; j++) |
1696 | { |
1697 | |
1698 | fWhiteLevel [j] = stream.TagValue_real64 (tagType); |
1699 | |
1700 | } |
1701 | |
1702 | #if qDNGValidate |
1703 | |
1704 | if (gVerbose) |
1705 | { |
1706 | |
1707 | printf ("WhiteLevel:" ); |
1708 | |
1709 | for (j = 0; j < tagCount && j < kMaxSamplesPerPixel; j++) |
1710 | { |
1711 | |
1712 | printf (" %0.0f" , fWhiteLevel [j]); |
1713 | |
1714 | } |
1715 | |
1716 | printf ("\n" ); |
1717 | |
1718 | } |
1719 | |
1720 | #endif |
1721 | |
1722 | break; |
1723 | |
1724 | } |
1725 | |
1726 | case tcDefaultScale: |
1727 | { |
1728 | |
1729 | CheckMainIFD (parentCode, tagCode, fNewSubFileType); |
1730 | |
1731 | CheckTagType (parentCode, tagCode, tagType, ttRational); |
1732 | |
1733 | if (!CheckTagCount (parentCode, tagCode, tagCount, 2)) |
1734 | return false; |
1735 | |
1736 | fDefaultScaleH = stream.TagValue_urational (tagType); |
1737 | fDefaultScaleV = stream.TagValue_urational (tagType); |
1738 | |
1739 | #if qDNGValidate |
1740 | |
1741 | if (gVerbose) |
1742 | { |
1743 | |
1744 | printf ("DefaultScale: H = %0.4f V = %0.4f\n" , |
1745 | fDefaultScaleH.As_real64 (), |
1746 | fDefaultScaleV.As_real64 ()); |
1747 | |
1748 | } |
1749 | |
1750 | #endif |
1751 | |
1752 | break; |
1753 | |
1754 | } |
1755 | |
1756 | case tcDefaultCropOrigin: |
1757 | { |
1758 | |
1759 | CheckMainIFD (parentCode, tagCode, fNewSubFileType); |
1760 | |
1761 | CheckTagType (parentCode, tagCode, tagType, ttShort, ttLong, ttRational); |
1762 | |
1763 | if (!CheckTagCount (parentCode, tagCode, tagCount, 2)) |
1764 | return false; |
1765 | |
1766 | fDefaultCropOriginH = stream.TagValue_urational (tagType); |
1767 | fDefaultCropOriginV = stream.TagValue_urational (tagType); |
1768 | |
1769 | #if qDNGValidate |
1770 | |
1771 | if (gVerbose) |
1772 | { |
1773 | |
1774 | printf ("DefaultCropOrigin: H = %0.2f V = %0.2f\n" , |
1775 | fDefaultCropOriginH.As_real64 (), |
1776 | fDefaultCropOriginV.As_real64 ()); |
1777 | |
1778 | } |
1779 | |
1780 | #endif |
1781 | |
1782 | break; |
1783 | |
1784 | } |
1785 | |
1786 | case tcDefaultCropSize: |
1787 | { |
1788 | |
1789 | CheckMainIFD (parentCode, tagCode, fNewSubFileType); |
1790 | |
1791 | CheckTagType (parentCode, tagCode, tagType, ttShort, ttLong, ttRational); |
1792 | |
1793 | if (!CheckTagCount (parentCode, tagCode, tagCount, 2)) |
1794 | return false; |
1795 | |
1796 | fDefaultCropSizeH = stream.TagValue_urational (tagType); |
1797 | fDefaultCropSizeV = stream.TagValue_urational (tagType); |
1798 | |
1799 | #if qDNGValidate |
1800 | |
1801 | if (gVerbose) |
1802 | { |
1803 | |
1804 | printf ("DefaultCropSize: H = %0.2f V = %0.2f\n" , |
1805 | fDefaultCropSizeH.As_real64 (), |
1806 | fDefaultCropSizeV.As_real64 ()); |
1807 | |
1808 | } |
1809 | |
1810 | #endif |
1811 | |
1812 | break; |
1813 | |
1814 | } |
1815 | |
1816 | case tcDefaultUserCrop: |
1817 | { |
1818 | |
1819 | CheckMainIFD (parentCode, tagCode, fNewSubFileType); |
1820 | |
1821 | CheckTagType (parentCode, tagCode, tagType, ttRational); |
1822 | |
1823 | if (!CheckTagCount (parentCode, tagCode, tagCount, 4)) |
1824 | return false; |
1825 | |
1826 | fDefaultUserCropT = stream.TagValue_urational (tagType); |
1827 | fDefaultUserCropL = stream.TagValue_urational (tagType); |
1828 | fDefaultUserCropB = stream.TagValue_urational (tagType); |
1829 | fDefaultUserCropR = stream.TagValue_urational (tagType); |
1830 | |
1831 | #if qDNGValidate |
1832 | |
1833 | if (gVerbose) |
1834 | { |
1835 | |
1836 | printf ("DefaultUserCrop: T = %0.2lf L = %0.2lf B = %0.2lf R = %0.2lf\n" , |
1837 | (double) fDefaultUserCropT.As_real64 (), |
1838 | (double) fDefaultUserCropL.As_real64 (), |
1839 | (double) fDefaultUserCropB.As_real64 (), |
1840 | (double) fDefaultUserCropR.As_real64 ()); |
1841 | |
1842 | |
1843 | } |
1844 | |
1845 | #endif // qDNGValidate |
1846 | |
1847 | break; |
1848 | |
1849 | } |
1850 | |
1851 | case tcBayerGreenSplit: |
1852 | { |
1853 | |
1854 | CheckCFA (parentCode, tagCode, fPhotometricInterpretation); |
1855 | |
1856 | CheckTagType (parentCode, tagCode, tagType, ttLong); |
1857 | |
1858 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
1859 | |
1860 | fBayerGreenSplit = stream.TagValue_uint32 (tagType); |
1861 | |
1862 | #if qDNGValidate |
1863 | |
1864 | if (gVerbose) |
1865 | { |
1866 | printf ("BayerGreenSplit: %u\n" , (unsigned) fBayerGreenSplit); |
1867 | } |
1868 | |
1869 | #endif |
1870 | |
1871 | break; |
1872 | |
1873 | } |
1874 | |
1875 | case tcChromaBlurRadius: |
1876 | { |
1877 | |
1878 | CheckMainIFD (parentCode, tagCode, fNewSubFileType); |
1879 | |
1880 | CheckTagType (parentCode, tagCode, tagType, ttRational); |
1881 | |
1882 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
1883 | |
1884 | fChromaBlurRadius = stream.TagValue_urational (tagType); |
1885 | |
1886 | #if qDNGValidate |
1887 | |
1888 | if (gVerbose) |
1889 | { |
1890 | |
1891 | printf ("ChromaBlurRadius: %0.2f\n" , |
1892 | fChromaBlurRadius.As_real64 ()); |
1893 | |
1894 | } |
1895 | |
1896 | #endif |
1897 | |
1898 | break; |
1899 | |
1900 | } |
1901 | |
1902 | case tcAntiAliasStrength: |
1903 | { |
1904 | |
1905 | CheckMainIFD (parentCode, tagCode, fNewSubFileType); |
1906 | |
1907 | CheckTagType (parentCode, tagCode, tagType, ttRational); |
1908 | |
1909 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
1910 | |
1911 | fAntiAliasStrength = stream.TagValue_urational (tagType); |
1912 | |
1913 | #if qDNGValidate |
1914 | |
1915 | if (gVerbose) |
1916 | { |
1917 | |
1918 | printf ("AntiAliasStrength: %0.2f\n" , |
1919 | fAntiAliasStrength.As_real64 ()); |
1920 | |
1921 | } |
1922 | |
1923 | #endif |
1924 | |
1925 | break; |
1926 | |
1927 | } |
1928 | |
1929 | case tcBestQualityScale: |
1930 | { |
1931 | |
1932 | CheckMainIFD (parentCode, tagCode, fNewSubFileType); |
1933 | |
1934 | CheckTagType (parentCode, tagCode, tagType, ttRational); |
1935 | |
1936 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
1937 | |
1938 | fBestQualityScale = stream.TagValue_urational (tagType); |
1939 | |
1940 | #if qDNGValidate |
1941 | |
1942 | if (gVerbose) |
1943 | { |
1944 | |
1945 | printf ("BestQualityScale: %0.4f\n" , |
1946 | fBestQualityScale.As_real64 ()); |
1947 | |
1948 | } |
1949 | |
1950 | #endif |
1951 | |
1952 | break; |
1953 | |
1954 | } |
1955 | |
1956 | case tcActiveArea: |
1957 | { |
1958 | |
1959 | CheckMainIFD (parentCode, tagCode, fNewSubFileType); |
1960 | |
1961 | CheckTagType (parentCode, tagCode, tagType, ttShort, ttLong); |
1962 | |
1963 | if (!CheckTagCount (parentCode, tagCode, tagCount, 4)) |
1964 | return false; |
1965 | |
1966 | fActiveArea.t = stream.TagValue_int32 (tagType); |
1967 | fActiveArea.l = stream.TagValue_int32 (tagType); |
1968 | fActiveArea.b = stream.TagValue_int32 (tagType); |
1969 | fActiveArea.r = stream.TagValue_int32 (tagType); |
1970 | |
1971 | #if qDNGValidate |
1972 | |
1973 | if (gVerbose) |
1974 | { |
1975 | |
1976 | printf ("ActiveArea: T = %d L = %d B = %d R = %d\n" , |
1977 | (int) fActiveArea.t, |
1978 | (int) fActiveArea.l, |
1979 | (int) fActiveArea.b, |
1980 | (int) fActiveArea.r); |
1981 | |
1982 | } |
1983 | |
1984 | #endif |
1985 | |
1986 | break; |
1987 | |
1988 | } |
1989 | |
1990 | case tcMaskedAreas: |
1991 | { |
1992 | |
1993 | CheckMainIFD (parentCode, tagCode, fNewSubFileType); |
1994 | |
1995 | CheckTagType (parentCode, tagCode, tagType, ttShort, ttLong); |
1996 | |
1997 | uint32 rect_count = tagCount / 4; |
1998 | |
1999 | if (!CheckTagCount (parentCode, tagCode, tagCount, rect_count * 4)) |
2000 | return false; |
2001 | |
2002 | fMaskedAreaCount = rect_count; |
2003 | |
2004 | if (fMaskedAreaCount > kMaxMaskedAreas) |
2005 | fMaskedAreaCount = kMaxMaskedAreas; |
2006 | |
2007 | for (j = 0; j < fMaskedAreaCount; j++) |
2008 | { |
2009 | |
2010 | fMaskedArea [j].t = stream.TagValue_int32 (tagType); |
2011 | fMaskedArea [j].l = stream.TagValue_int32 (tagType); |
2012 | fMaskedArea [j].b = stream.TagValue_int32 (tagType); |
2013 | fMaskedArea [j].r = stream.TagValue_int32 (tagType); |
2014 | |
2015 | } |
2016 | |
2017 | #if qDNGValidate |
2018 | |
2019 | if (gVerbose) |
2020 | { |
2021 | |
2022 | printf ("MaskedAreas: %u\n" , (unsigned) fMaskedAreaCount); |
2023 | |
2024 | for (j = 0; j < fMaskedAreaCount; j++) |
2025 | { |
2026 | |
2027 | printf (" Area [%u]: T = %d L = %d B = %d R = %d\n" , |
2028 | (unsigned) j, |
2029 | (int) fMaskedArea [j].t, |
2030 | (int) fMaskedArea [j].l, |
2031 | (int) fMaskedArea [j].b, |
2032 | (int) fMaskedArea [j].r); |
2033 | |
2034 | } |
2035 | |
2036 | } |
2037 | |
2038 | #endif |
2039 | |
2040 | break; |
2041 | |
2042 | } |
2043 | |
2044 | case tcPreviewApplicationName: |
2045 | { |
2046 | |
2047 | CheckTagType (parentCode, tagCode, tagType, ttAscii, ttByte); |
2048 | |
2049 | ParseStringTag (stream, |
2050 | parentCode, |
2051 | tagCode, |
2052 | tagCount, |
2053 | fPreviewInfo.fApplicationName, |
2054 | false); |
2055 | |
2056 | #if qDNGValidate |
2057 | |
2058 | if (gVerbose) |
2059 | { |
2060 | |
2061 | printf ("PreviewApplicationName: " ); |
2062 | |
2063 | DumpString (fPreviewInfo.fApplicationName); |
2064 | |
2065 | printf ("\n" ); |
2066 | |
2067 | } |
2068 | |
2069 | #endif |
2070 | |
2071 | break; |
2072 | |
2073 | } |
2074 | |
2075 | case tcPreviewApplicationVersion: |
2076 | { |
2077 | |
2078 | CheckTagType (parentCode, tagCode, tagType, ttAscii, ttByte); |
2079 | |
2080 | ParseStringTag (stream, |
2081 | parentCode, |
2082 | tagCode, |
2083 | tagCount, |
2084 | fPreviewInfo.fApplicationVersion, |
2085 | false); |
2086 | |
2087 | #if qDNGValidate |
2088 | |
2089 | if (gVerbose) |
2090 | { |
2091 | |
2092 | printf ("PreviewApplicationVersion: " ); |
2093 | |
2094 | DumpString (fPreviewInfo.fApplicationVersion); |
2095 | |
2096 | printf ("\n" ); |
2097 | |
2098 | } |
2099 | |
2100 | #endif |
2101 | |
2102 | break; |
2103 | |
2104 | } |
2105 | |
2106 | case tcPreviewSettingsName: |
2107 | { |
2108 | |
2109 | CheckTagType (parentCode, tagCode, tagType, ttAscii, ttByte); |
2110 | |
2111 | ParseStringTag (stream, |
2112 | parentCode, |
2113 | tagCode, |
2114 | tagCount, |
2115 | fPreviewInfo.fSettingsName, |
2116 | false); |
2117 | |
2118 | #if qDNGValidate |
2119 | |
2120 | if (gVerbose) |
2121 | { |
2122 | |
2123 | printf ("PreviewSettingsName: " ); |
2124 | |
2125 | DumpString (fPreviewInfo.fSettingsName); |
2126 | |
2127 | printf ("\n" ); |
2128 | |
2129 | } |
2130 | |
2131 | #endif |
2132 | |
2133 | break; |
2134 | |
2135 | } |
2136 | |
2137 | case tcPreviewSettingsDigest: |
2138 | { |
2139 | |
2140 | if (!CheckTagType (parentCode, tagCode, tagType, ttByte)) |
2141 | return false; |
2142 | |
2143 | if (!CheckTagCount (parentCode, tagCode, tagCount, 16)) |
2144 | return false; |
2145 | |
2146 | stream.Get (fPreviewInfo.fSettingsDigest.data, 16); |
2147 | |
2148 | #if qDNGValidate |
2149 | |
2150 | if (gVerbose) |
2151 | { |
2152 | |
2153 | printf ("PreviewSettingsDigest: " ); |
2154 | |
2155 | DumpFingerprint (fPreviewInfo.fSettingsDigest); |
2156 | |
2157 | printf ("\n" ); |
2158 | |
2159 | } |
2160 | |
2161 | #endif |
2162 | |
2163 | break; |
2164 | |
2165 | } |
2166 | |
2167 | case tcPreviewColorSpace: |
2168 | { |
2169 | |
2170 | CheckTagType (parentCode, tagCode, tagType, ttLong); |
2171 | |
2172 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
2173 | |
2174 | fPreviewInfo.fColorSpace = (PreviewColorSpaceEnum) |
2175 | stream.TagValue_uint32 (tagType); |
2176 | |
2177 | #if qDNGValidate |
2178 | |
2179 | if (gVerbose) |
2180 | { |
2181 | |
2182 | printf ("PreviewColorSpace: %s\n" , |
2183 | LookupPreviewColorSpace ((uint32) fPreviewInfo.fColorSpace)); |
2184 | |
2185 | } |
2186 | |
2187 | #endif |
2188 | |
2189 | break; |
2190 | |
2191 | } |
2192 | |
2193 | case tcPreviewDateTime: |
2194 | { |
2195 | |
2196 | CheckTagType (parentCode, tagCode, tagType, ttAscii); |
2197 | |
2198 | ParseStringTag (stream, |
2199 | parentCode, |
2200 | tagCode, |
2201 | tagCount, |
2202 | fPreviewInfo.fDateTime, |
2203 | false); |
2204 | |
2205 | #if qDNGValidate |
2206 | |
2207 | if (gVerbose) |
2208 | { |
2209 | |
2210 | printf ("PreviewDateTime: " ); |
2211 | |
2212 | DumpString (fPreviewInfo.fDateTime); |
2213 | |
2214 | printf ("\n" ); |
2215 | |
2216 | } |
2217 | |
2218 | #endif |
2219 | |
2220 | break; |
2221 | |
2222 | } |
2223 | |
2224 | case tcRowInterleaveFactor: |
2225 | { |
2226 | |
2227 | CheckTagType (parentCode, tagCode, tagType, ttShort, ttLong); |
2228 | |
2229 | if (!CheckTagCount (parentCode, tagCode, tagCount, 1)) |
2230 | return false; |
2231 | |
2232 | fRowInterleaveFactor = stream.TagValue_uint32 (tagType); |
2233 | |
2234 | #if qDNGValidate |
2235 | |
2236 | if (gVerbose) |
2237 | { |
2238 | |
2239 | printf ("RowInterleaveFactor: %u\n" , |
2240 | (unsigned) fRowInterleaveFactor); |
2241 | |
2242 | } |
2243 | |
2244 | #endif |
2245 | |
2246 | break; |
2247 | |
2248 | } |
2249 | |
2250 | case tcSubTileBlockSize: |
2251 | { |
2252 | |
2253 | CheckTagType (parentCode, tagCode, tagType, ttShort, ttLong); |
2254 | |
2255 | if (!CheckTagCount (parentCode, tagCode, tagCount, 2)) |
2256 | return false; |
2257 | |
2258 | fSubTileBlockRows = stream.TagValue_uint32 (tagType); |
2259 | fSubTileBlockCols = stream.TagValue_uint32 (tagType); |
2260 | |
2261 | #if qDNGValidate |
2262 | |
2263 | if (gVerbose) |
2264 | { |
2265 | |
2266 | printf ("SubTileBlockSize: rows = %u, cols = %u\n" , |
2267 | (unsigned) fSubTileBlockRows, |
2268 | (unsigned) fSubTileBlockCols); |
2269 | |
2270 | } |
2271 | |
2272 | #endif |
2273 | |
2274 | break; |
2275 | |
2276 | } |
2277 | |
2278 | case tcOpcodeList1: |
2279 | { |
2280 | |
2281 | CheckRawIFD (parentCode, tagCode, fPhotometricInterpretation); |
2282 | |
2283 | CheckTagType (parentCode, tagCode, tagType, ttUndefined); |
2284 | |
2285 | fOpcodeList1Count = tagCount; |
2286 | fOpcodeList1Offset = tagOffset; |
2287 | |
2288 | #if qDNGValidate |
2289 | |
2290 | if (gVerbose) |
2291 | { |
2292 | |
2293 | printf ("OpcodeList1: count = %u, offset = %u\n" , |
2294 | (unsigned) fOpcodeList1Count, |
2295 | (unsigned) fOpcodeList1Offset); |
2296 | |
2297 | } |
2298 | |
2299 | #endif |
2300 | |
2301 | break; |
2302 | |
2303 | } |
2304 | |
2305 | case tcOpcodeList2: |
2306 | { |
2307 | |
2308 | CheckRawIFD (parentCode, tagCode, fPhotometricInterpretation); |
2309 | |
2310 | CheckTagType (parentCode, tagCode, tagType, ttUndefined); |
2311 | |
2312 | fOpcodeList2Count = tagCount; |
2313 | fOpcodeList2Offset = tagOffset; |
2314 | |
2315 | #if qDNGValidate |
2316 | |
2317 | if (gVerbose) |
2318 | { |
2319 | |
2320 | printf ("OpcodeList2: count = %u, offset = %u\n" , |
2321 | (unsigned) fOpcodeList2Count, |
2322 | (unsigned) fOpcodeList2Offset); |
2323 | |
2324 | } |
2325 | |
2326 | #endif |
2327 | |
2328 | break; |
2329 | |
2330 | } |
2331 | |
2332 | case tcOpcodeList3: |
2333 | { |
2334 | |
2335 | CheckRawIFD (parentCode, tagCode, fPhotometricInterpretation); |
2336 | |
2337 | CheckTagType (parentCode, tagCode, tagType, ttUndefined); |
2338 | |
2339 | fOpcodeList3Count = tagCount; |
2340 | fOpcodeList3Offset = tagOffset; |
2341 | |
2342 | #if qDNGValidate |
2343 | |
2344 | if (gVerbose) |
2345 | { |
2346 | |
2347 | printf ("OpcodeList3: count = %u, offset = %u\n" , |
2348 | (unsigned) fOpcodeList3Count, |
2349 | (unsigned) fOpcodeList3Offset); |
2350 | |
2351 | } |
2352 | |
2353 | #endif |
2354 | |
2355 | break; |
2356 | |
2357 | } |
2358 | |
2359 | case tcRawToPreviewGain: |
2360 | { |
2361 | |
2362 | #if qDNGValidate |
2363 | |
2364 | if (fNewSubFileType != sfPreviewImage) |
2365 | { |
2366 | |
2367 | char message [256]; |
2368 | |
2369 | sprintf (message, |
2370 | "%s %s is not allowed IFDs with NewSubFileType != PreviewImage" , |
2371 | LookupParentCode (parentCode), |
2372 | LookupTagCode (parentCode, tagCode)); |
2373 | |
2374 | ReportWarning (message); |
2375 | |
2376 | } |
2377 | |
2378 | #endif |
2379 | |
2380 | CheckRawIFD (parentCode, tagCode, fPhotometricInterpretation); |
2381 | |
2382 | CheckTagType (parentCode, tagCode, tagType, ttDouble); |
2383 | |
2384 | if (!CheckTagCount (parentCode, tagCode, tagCount, 1)) |
2385 | return false; |
2386 | |
2387 | fPreviewInfo.fRawToPreviewGain = stream.TagValue_real64 (tagType); |
2388 | |
2389 | #if qDNGValidate |
2390 | |
2391 | if (gVerbose) |
2392 | { |
2393 | |
2394 | printf ("RawToPreviewGain = %f\n" , |
2395 | fPreviewInfo.fRawToPreviewGain); |
2396 | |
2397 | } |
2398 | |
2399 | #endif |
2400 | |
2401 | break; |
2402 | |
2403 | } |
2404 | |
2405 | case tcCacheVersion: |
2406 | { |
2407 | |
2408 | #if qDNGValidate |
2409 | |
2410 | if (fNewSubFileType != sfPreviewImage) |
2411 | { |
2412 | |
2413 | char message [256]; |
2414 | |
2415 | sprintf (message, |
2416 | "%s %s is not allowed IFDs with NewSubFileType != PreviewImage" , |
2417 | LookupParentCode (parentCode), |
2418 | LookupTagCode (parentCode, tagCode)); |
2419 | |
2420 | ReportWarning (message); |
2421 | |
2422 | } |
2423 | |
2424 | #endif |
2425 | |
2426 | CheckRawIFD (parentCode, tagCode, fPhotometricInterpretation); |
2427 | |
2428 | CheckTagType (parentCode, tagCode, tagType, ttLong); |
2429 | |
2430 | if (!CheckTagCount (parentCode, tagCode, tagCount, 1)) |
2431 | return false; |
2432 | |
2433 | fPreviewInfo.fCacheVersion = stream.TagValue_uint32 (tagType); |
2434 | |
2435 | #if qDNGValidate |
2436 | |
2437 | if (gVerbose) |
2438 | { |
2439 | |
2440 | printf ("CacheVersion = 0x%x\n" , |
2441 | (unsigned) fPreviewInfo.fCacheVersion); |
2442 | |
2443 | } |
2444 | |
2445 | #endif |
2446 | |
2447 | break; |
2448 | |
2449 | } |
2450 | |
2451 | default: |
2452 | { |
2453 | |
2454 | return false; |
2455 | |
2456 | } |
2457 | |
2458 | } |
2459 | |
2460 | return true; |
2461 | |
2462 | } |
2463 | |
2464 | /*****************************************************************************/ |
2465 | |
2466 | void dng_ifd::PostParse () |
2467 | { |
2468 | |
2469 | uint32 j; |
2470 | uint32 k; |
2471 | |
2472 | // There is only one PlanarConfiguration for single sample imaages. |
2473 | |
2474 | if (fSamplesPerPixel == 1) |
2475 | { |
2476 | fPlanarConfiguration = pcInterleaved; |
2477 | } |
2478 | |
2479 | // Default tile size. |
2480 | |
2481 | if (fTileWidth == 0) |
2482 | { |
2483 | fTileWidth = fImageWidth; |
2484 | } |
2485 | |
2486 | if (fTileLength == 0) |
2487 | { |
2488 | fTileLength = fImageLength; |
2489 | } |
2490 | |
2491 | // Default ActiveArea. |
2492 | |
2493 | dng_rect imageArea (0, 0, fImageLength, fImageWidth); |
2494 | |
2495 | if (fActiveArea.IsZero ()) |
2496 | { |
2497 | fActiveArea = imageArea; |
2498 | } |
2499 | |
2500 | // Default crop size. |
2501 | |
2502 | if (fDefaultCropSizeH.d == 0) |
2503 | { |
2504 | fDefaultCropSizeH = dng_urational (fActiveArea.W (), 1); |
2505 | } |
2506 | |
2507 | if (fDefaultCropSizeV.d == 0) |
2508 | { |
2509 | fDefaultCropSizeV = dng_urational (fActiveArea.H (), 1); |
2510 | } |
2511 | |
2512 | // Default white level. |
2513 | |
2514 | uint32 defaultWhite = (fSampleFormat [0] == sfFloatingPoint) ? |
2515 | 1 : |
2516 | (uint32) ((((uint64) 1) << fBitsPerSample [0]) - 1); |
2517 | |
2518 | for (j = 0; j < kMaxSamplesPerPixel; j++) |
2519 | { |
2520 | |
2521 | if (fWhiteLevel [j] < 0.0) |
2522 | { |
2523 | fWhiteLevel [j] = (real64) defaultWhite; |
2524 | } |
2525 | |
2526 | } |
2527 | |
2528 | // Check AntiAliasStrength. |
2529 | |
2530 | if (fAntiAliasStrength.As_real64 () < 0.0 || |
2531 | fAntiAliasStrength.As_real64 () > 1.0) |
2532 | { |
2533 | |
2534 | #if qDNGValidate |
2535 | |
2536 | ReportWarning ("Invalid AntiAliasStrength" ); |
2537 | |
2538 | #endif |
2539 | |
2540 | fAntiAliasStrength = dng_urational (1, 1); |
2541 | |
2542 | } |
2543 | |
2544 | // Check MaskedAreas. |
2545 | |
2546 | for (j = 0; j < fMaskedAreaCount; j++) |
2547 | { |
2548 | |
2549 | const dng_rect &r = fMaskedArea [j]; |
2550 | |
2551 | if (r.IsEmpty () || ((r & imageArea) != r)) |
2552 | { |
2553 | |
2554 | #if qDNGValidate |
2555 | |
2556 | ReportWarning ("Invalid MaskedArea" ); |
2557 | |
2558 | #endif |
2559 | |
2560 | fMaskedAreaCount = 0; |
2561 | |
2562 | break; |
2563 | |
2564 | } |
2565 | |
2566 | if ((r & fActiveArea).NotEmpty ()) |
2567 | { |
2568 | |
2569 | #if qDNGValidate |
2570 | |
2571 | ReportWarning ("MaskedArea overlaps ActiveArea" ); |
2572 | |
2573 | #endif |
2574 | |
2575 | fMaskedAreaCount = 0; |
2576 | |
2577 | break; |
2578 | |
2579 | } |
2580 | |
2581 | for (k = 0; k < j; k++) |
2582 | { |
2583 | |
2584 | if ((r & fMaskedArea [k]).NotEmpty ()) |
2585 | { |
2586 | |
2587 | #if qDNGValidate |
2588 | |
2589 | ReportWarning ("MaskedAreas overlap each other" ); |
2590 | |
2591 | #endif |
2592 | |
2593 | fMaskedAreaCount = 0; |
2594 | |
2595 | break; |
2596 | |
2597 | } |
2598 | |
2599 | } |
2600 | |
2601 | } |
2602 | |
2603 | } |
2604 | |
2605 | /*****************************************************************************/ |
2606 | |
2607 | bool dng_ifd::IsValidCFA (dng_shared &shared, |
2608 | uint32 parentCode) |
2609 | { |
2610 | |
2611 | uint32 j; |
2612 | uint32 k; |
2613 | uint32 n; |
2614 | |
2615 | #if !qDNGValidate |
2616 | |
2617 | (void) parentCode; // Unused |
2618 | |
2619 | #endif |
2620 | |
2621 | if (fCFARepeatPatternRows < 1 || fCFARepeatPatternRows > kMaxCFAPattern || |
2622 | fCFARepeatPatternCols < 1 || fCFARepeatPatternCols > kMaxCFAPattern) |
2623 | { |
2624 | |
2625 | #if qDNGValidate |
2626 | |
2627 | ReportError ("Missing or invalid CFAPatternRepeatDim" , |
2628 | LookupParentCode (parentCode)); |
2629 | |
2630 | #endif |
2631 | |
2632 | return false; |
2633 | |
2634 | } |
2635 | |
2636 | uint32 count [kMaxColorPlanes]; |
2637 | |
2638 | for (n = 0; n < shared.fCameraProfile.fColorPlanes; n++) |
2639 | { |
2640 | count [n] = 0; |
2641 | } |
2642 | |
2643 | for (j = 0; j < fCFARepeatPatternRows; j++) |
2644 | { |
2645 | |
2646 | for (k = 0; k < fCFARepeatPatternCols; k++) |
2647 | { |
2648 | |
2649 | bool found = false; |
2650 | |
2651 | for (n = 0; n < shared.fCameraProfile.fColorPlanes; n++) |
2652 | { |
2653 | |
2654 | if (fCFAPattern [j] [k] == fCFAPlaneColor [n]) |
2655 | { |
2656 | found = true; |
2657 | count [n] ++; |
2658 | break; |
2659 | } |
2660 | |
2661 | } |
2662 | |
2663 | if (!found) |
2664 | { |
2665 | |
2666 | #if qDNGValidate |
2667 | |
2668 | ReportError ("CFAPattern contains colors not included in the CFAPlaneColor tag" , |
2669 | LookupParentCode (parentCode)); |
2670 | |
2671 | #endif |
2672 | |
2673 | return false; |
2674 | |
2675 | } |
2676 | |
2677 | } |
2678 | |
2679 | } |
2680 | |
2681 | for (n = 0; n < shared.fCameraProfile.fColorPlanes; n++) |
2682 | { |
2683 | |
2684 | if (count [n] == 0) |
2685 | { |
2686 | |
2687 | #if qDNGValidate |
2688 | |
2689 | ReportError ("CFAPattern does not contain all the colors in the CFAPlaneColor tag" , |
2690 | LookupParentCode (parentCode)); |
2691 | |
2692 | #endif |
2693 | |
2694 | return false; |
2695 | |
2696 | } |
2697 | |
2698 | } |
2699 | |
2700 | if (fCFALayout < 1 || fCFALayout > 9) |
2701 | { |
2702 | |
2703 | #if qDNGValidate |
2704 | |
2705 | ReportError ("Invalid CFALayout" , |
2706 | LookupParentCode (parentCode)); |
2707 | |
2708 | #endif |
2709 | |
2710 | return false; |
2711 | |
2712 | } |
2713 | |
2714 | return true; |
2715 | |
2716 | } |
2717 | |
2718 | /*****************************************************************************/ |
2719 | |
2720 | bool dng_ifd::IsValidDNG (dng_shared &shared, |
2721 | uint32 parentCode) |
2722 | { |
2723 | |
2724 | uint32 j; |
2725 | |
2726 | bool isFloatingPoint = (fSampleFormat [0] == sfFloatingPoint); |
2727 | |
2728 | dng_rect imageArea (0, 0, fImageLength, fImageWidth); |
2729 | |
2730 | uint32 defaultWhite = isFloatingPoint ? |
2731 | 1 : |
2732 | (uint32) ((((uint64) 1) << fBitsPerSample [0]) - 1); |
2733 | |
2734 | bool isMonochrome = (shared.fCameraProfile.fColorPlanes == 1); |
2735 | bool isColor = !isMonochrome; |
2736 | |
2737 | bool isMainIFD = (fNewSubFileType == sfMainImage); |
2738 | |
2739 | // Check NewSubFileType. |
2740 | |
2741 | if (!fUsesNewSubFileType) |
2742 | { |
2743 | |
2744 | #if qDNGValidate |
2745 | |
2746 | ReportError ("Missing NewSubFileType" , |
2747 | LookupParentCode (parentCode)); |
2748 | |
2749 | #endif |
2750 | |
2751 | return false; |
2752 | |
2753 | } |
2754 | |
2755 | if (fNewSubFileType != sfMainImage && |
2756 | fNewSubFileType != sfPreviewImage && |
2757 | fNewSubFileType != sfTransparencyMask && |
2758 | fNewSubFileType != sfPreviewMask && |
2759 | fNewSubFileType != sfAltPreviewImage) |
2760 | { |
2761 | |
2762 | #if qDNGValidate |
2763 | |
2764 | ReportError ("Unexpected NewSubFileType" , |
2765 | LookupParentCode (parentCode)); |
2766 | |
2767 | #endif |
2768 | |
2769 | return false; |
2770 | |
2771 | } |
2772 | |
2773 | // Check ImageWidth and ImageLength. |
2774 | |
2775 | if (fImageWidth < 1) |
2776 | { |
2777 | |
2778 | #if qDNGValidate |
2779 | |
2780 | ReportError ("Missing or invalid ImageWidth" , |
2781 | LookupParentCode (parentCode)); |
2782 | |
2783 | #endif |
2784 | |
2785 | return false; |
2786 | |
2787 | } |
2788 | |
2789 | if (fImageLength < 1) |
2790 | { |
2791 | |
2792 | #if qDNGValidate |
2793 | |
2794 | ReportError ("Missing or invalid ImageLength" , |
2795 | LookupParentCode (parentCode)); |
2796 | |
2797 | #endif |
2798 | |
2799 | return false; |
2800 | |
2801 | } |
2802 | |
2803 | if (fImageWidth > kMaxImageSide || |
2804 | fImageLength > kMaxImageSide) |
2805 | { |
2806 | |
2807 | #if qDNGValidate |
2808 | |
2809 | ReportWarning ("Image size is larger than supported" ); |
2810 | |
2811 | #endif |
2812 | |
2813 | return false; |
2814 | |
2815 | } |
2816 | |
2817 | // Check PhotometricInterpretation. |
2818 | |
2819 | if (fNewSubFileType == sfTransparencyMask || |
2820 | fNewSubFileType == sfPreviewMask) |
2821 | { |
2822 | |
2823 | if (fPhotometricInterpretation != piTransparencyMask) |
2824 | { |
2825 | |
2826 | #if qDNGValidate |
2827 | |
2828 | ReportError ("NewSubFileType requires PhotometricInterpretation = TransparencyMask" , |
2829 | LookupParentCode (parentCode)); |
2830 | |
2831 | #endif |
2832 | |
2833 | return false; |
2834 | |
2835 | } |
2836 | |
2837 | } |
2838 | |
2839 | else |
2840 | { |
2841 | |
2842 | switch (fPhotometricInterpretation) |
2843 | { |
2844 | |
2845 | case piBlackIsZero: |
2846 | case piRGB: |
2847 | case piYCbCr: |
2848 | { |
2849 | |
2850 | if (isMainIFD) |
2851 | { |
2852 | |
2853 | #if qDNGValidate |
2854 | |
2855 | ReportError ("PhotometricInterpretation requires NewSubFileType = 1" , |
2856 | LookupParentCode (parentCode)); |
2857 | |
2858 | #endif |
2859 | |
2860 | return false; |
2861 | |
2862 | } |
2863 | |
2864 | break; |
2865 | |
2866 | } |
2867 | |
2868 | case piCFA: |
2869 | { |
2870 | |
2871 | if (!isMainIFD) |
2872 | { |
2873 | |
2874 | #if qDNGValidate |
2875 | |
2876 | ReportError ("PhotometricInterpretation requires NewSubFileType = 0" , |
2877 | LookupParentCode (parentCode)); |
2878 | |
2879 | #endif |
2880 | |
2881 | return false; |
2882 | |
2883 | } |
2884 | |
2885 | break; |
2886 | |
2887 | } |
2888 | |
2889 | case piLinearRaw: |
2890 | break; |
2891 | |
2892 | default: |
2893 | { |
2894 | |
2895 | #if qDNGValidate |
2896 | |
2897 | ReportError ("Missing or invalid PhotometricInterpretation" , |
2898 | LookupParentCode (parentCode)); |
2899 | |
2900 | #endif |
2901 | |
2902 | return false; |
2903 | |
2904 | } |
2905 | |
2906 | } |
2907 | |
2908 | } |
2909 | |
2910 | switch (fPhotometricInterpretation) |
2911 | { |
2912 | |
2913 | case piBlackIsZero: |
2914 | { |
2915 | |
2916 | // Allow black in white previews even in color images since the |
2917 | // raw processing software may be converting to grayscale. |
2918 | |
2919 | if (isColor && isMainIFD) |
2920 | { |
2921 | |
2922 | #if qDNGValidate |
2923 | |
2924 | ReportError ("PhotometricInterpretation forbids use of ColorMatrix1 tag" , |
2925 | LookupParentCode (parentCode)); |
2926 | |
2927 | #endif |
2928 | |
2929 | return false; |
2930 | |
2931 | } |
2932 | |
2933 | break; |
2934 | |
2935 | } |
2936 | |
2937 | case piRGB: |
2938 | case piYCbCr: |
2939 | { |
2940 | |
2941 | // Allow color previews even in monochrome DNG files, since the |
2942 | // raw procesing software may be adding color effects. |
2943 | |
2944 | break; |
2945 | |
2946 | } |
2947 | |
2948 | case piCFA: |
2949 | { |
2950 | |
2951 | if (isMonochrome) |
2952 | { |
2953 | |
2954 | #if qDNGValidate |
2955 | |
2956 | ReportError ("PhotometricInterpretation requires use of ColorMatrix1 tag" , |
2957 | LookupParentCode (parentCode)); |
2958 | |
2959 | #endif |
2960 | |
2961 | return false; |
2962 | |
2963 | } |
2964 | |
2965 | break; |
2966 | |
2967 | } |
2968 | |
2969 | } |
2970 | |
2971 | if (isFloatingPoint) |
2972 | { |
2973 | |
2974 | if (fPhotometricInterpretation != piCFA && |
2975 | fPhotometricInterpretation != piLinearRaw && |
2976 | fPhotometricInterpretation != piTransparencyMask) |
2977 | { |
2978 | |
2979 | #if qDNGValidate |
2980 | |
2981 | ReportError ("Floating point data requires PhotometricInterpretation CFA or LinearRaw or TransparencyMask" , |
2982 | LookupParentCode (parentCode)); |
2983 | |
2984 | #endif |
2985 | |
2986 | return false; |
2987 | |
2988 | } |
2989 | |
2990 | } |
2991 | |
2992 | // Check SamplesPerPixel and BitsPerSample. |
2993 | |
2994 | uint32 minSamplesPerPixel = 1; |
2995 | uint32 maxSamplesPerPixel = 1; |
2996 | |
2997 | uint32 minBitsPerSample = 8; |
2998 | uint32 maxBitsPerSample = 16; |
2999 | |
3000 | switch (fPhotometricInterpretation) |
3001 | { |
3002 | |
3003 | case piBlackIsZero: |
3004 | break; |
3005 | |
3006 | case piRGB: |
3007 | case piYCbCr: |
3008 | { |
3009 | minSamplesPerPixel = 3; |
3010 | maxSamplesPerPixel = 3; |
3011 | break; |
3012 | } |
3013 | |
3014 | case piCFA: |
3015 | { |
3016 | maxSamplesPerPixel = kMaxSamplesPerPixel; |
3017 | maxBitsPerSample = 32; |
3018 | break; |
3019 | } |
3020 | |
3021 | case piLinearRaw: |
3022 | { |
3023 | minSamplesPerPixel = shared.fCameraProfile.fColorPlanes; |
3024 | maxSamplesPerPixel = shared.fCameraProfile.fColorPlanes; |
3025 | maxBitsPerSample = 32; |
3026 | break; |
3027 | } |
3028 | |
3029 | case piTransparencyMask: |
3030 | { |
3031 | minBitsPerSample = 8; |
3032 | maxBitsPerSample = 16; |
3033 | break; |
3034 | } |
3035 | |
3036 | } |
3037 | |
3038 | if (isFloatingPoint) |
3039 | { |
3040 | minBitsPerSample = 16; |
3041 | maxBitsPerSample = 32; |
3042 | } |
3043 | |
3044 | if (fSamplesPerPixel < minSamplesPerPixel || |
3045 | fSamplesPerPixel > maxSamplesPerPixel) |
3046 | { |
3047 | |
3048 | #if qDNGValidate |
3049 | |
3050 | ReportError ("Missing or invalid SamplesPerPixel" , |
3051 | LookupParentCode (parentCode)); |
3052 | |
3053 | #endif |
3054 | |
3055 | return false; |
3056 | |
3057 | } |
3058 | |
3059 | for (j = 0; j < kMaxSamplesPerPixel; j++) |
3060 | { |
3061 | |
3062 | if (j < fSamplesPerPixel) |
3063 | { |
3064 | |
3065 | if (fBitsPerSample [j] < minBitsPerSample || |
3066 | fBitsPerSample [j] > maxBitsPerSample) |
3067 | { |
3068 | |
3069 | #if qDNGValidate |
3070 | |
3071 | ReportError ("Missing or invalid BitsPerSample" , |
3072 | LookupParentCode (parentCode)); |
3073 | |
3074 | #endif |
3075 | |
3076 | return false; |
3077 | |
3078 | } |
3079 | |
3080 | if (isFloatingPoint && |
3081 | fBitsPerSample [j] != 16 && |
3082 | fBitsPerSample [j] != 24 && |
3083 | fBitsPerSample [j] != 32) |
3084 | { |
3085 | |
3086 | #if qDNGValidate |
3087 | |
3088 | ReportError ("Invalid BitsPerSample for floating point" , |
3089 | LookupParentCode (parentCode)); |
3090 | |
3091 | #endif |
3092 | |
3093 | return false; |
3094 | |
3095 | } |
3096 | |
3097 | if (minBitsPerSample == 8 && |
3098 | maxBitsPerSample == 16 && |
3099 | fBitsPerSample [j] != 8 && |
3100 | fBitsPerSample [j] != 16) |
3101 | { |
3102 | |
3103 | #if qDNGValidate |
3104 | |
3105 | ReportError ("Rendered previews and integer masks require 8 or 16 bits per sample" , |
3106 | LookupParentCode (parentCode)); |
3107 | |
3108 | #endif |
3109 | |
3110 | return false; |
3111 | |
3112 | } |
3113 | |
3114 | if (j > 0 && fBitsPerSample [j] != fBitsPerSample [0]) |
3115 | { |
3116 | |
3117 | #if qDNGValidate |
3118 | |
3119 | ReportError ("BitsPerSample not equal for all samples" , |
3120 | LookupParentCode (parentCode)); |
3121 | |
3122 | #endif |
3123 | |
3124 | return false; |
3125 | |
3126 | } |
3127 | |
3128 | } |
3129 | |
3130 | else |
3131 | { |
3132 | |
3133 | if (fBitsPerSample [j] != 0) |
3134 | { |
3135 | |
3136 | #if qDNGValidate |
3137 | |
3138 | ReportError ("Too many values specified in BitsPerSample" , |
3139 | LookupParentCode (parentCode)); |
3140 | |
3141 | #endif |
3142 | |
3143 | return false; |
3144 | |
3145 | } |
3146 | |
3147 | } |
3148 | |
3149 | } |
3150 | |
3151 | // Check Compression. |
3152 | |
3153 | switch (fCompression) |
3154 | { |
3155 | |
3156 | case ccUncompressed: |
3157 | break; |
3158 | |
3159 | case ccJPEG: |
3160 | { |
3161 | |
3162 | if (fPhotometricInterpretation == piRGB) |
3163 | { |
3164 | |
3165 | #if qDNGValidate |
3166 | |
3167 | ReportError ("JPEG previews should use PhotometricInterpretation = YCbYb" , |
3168 | LookupParentCode (parentCode)); |
3169 | |
3170 | #endif |
3171 | |
3172 | return false; |
3173 | |
3174 | } |
3175 | |
3176 | if (fBitsPerSample [0] > 16) |
3177 | { |
3178 | |
3179 | #if qDNGValidate |
3180 | |
3181 | ReportError ("JPEG compression is limited to 16 bits/sample" , |
3182 | LookupParentCode (parentCode)); |
3183 | |
3184 | #endif |
3185 | |
3186 | return false; |
3187 | |
3188 | } |
3189 | |
3190 | break; |
3191 | |
3192 | } |
3193 | |
3194 | case ccLossyJPEG: |
3195 | { |
3196 | |
3197 | if (fPhotometricInterpretation != piLinearRaw) |
3198 | { |
3199 | |
3200 | #if qDNGValidate |
3201 | |
3202 | ReportError ("Lossy JPEG compression code requires PhotometricInterpretation = LinearRaw" , |
3203 | LookupParentCode (parentCode)); |
3204 | |
3205 | #endif |
3206 | |
3207 | return false; |
3208 | |
3209 | } |
3210 | |
3211 | if (fBitsPerSample [0] != 8) |
3212 | { |
3213 | |
3214 | #if qDNGValidate |
3215 | |
3216 | ReportError ("Lossy JPEG compression is limited to 8 bits/sample" , |
3217 | LookupParentCode (parentCode)); |
3218 | |
3219 | #endif |
3220 | |
3221 | return false; |
3222 | |
3223 | } |
3224 | |
3225 | break; |
3226 | |
3227 | } |
3228 | |
3229 | case ccDeflate: |
3230 | { |
3231 | |
3232 | if (!isFloatingPoint && |
3233 | fBitsPerSample [0] != 32 && |
3234 | fPhotometricInterpretation != piTransparencyMask) |
3235 | { |
3236 | |
3237 | #if qDNGValidate |
3238 | |
3239 | ReportError ("ZIP compression is limited to floating point and 32-bit integer and transparency masks" , |
3240 | LookupParentCode (parentCode)); |
3241 | |
3242 | #endif |
3243 | |
3244 | } |
3245 | |
3246 | break; |
3247 | |
3248 | } |
3249 | |
3250 | default: |
3251 | { |
3252 | |
3253 | #if qDNGValidate |
3254 | |
3255 | ReportError ("Unsupported Compression" , |
3256 | LookupParentCode (parentCode)); |
3257 | |
3258 | #endif |
3259 | |
3260 | return false; |
3261 | |
3262 | } |
3263 | |
3264 | } |
3265 | |
3266 | // Check Predictor. |
3267 | |
3268 | if (isFloatingPoint && fCompression == ccDeflate && |
3269 | (fPredictor == cpFloatingPoint || |
3270 | fPredictor == cpFloatingPointX2 || |
3271 | fPredictor == cpFloatingPointX4)) |
3272 | { |
3273 | |
3274 | // These combinations are supported. |
3275 | |
3276 | } |
3277 | |
3278 | else if (!isFloatingPoint && fCompression == ccDeflate && |
3279 | (fPredictor == cpHorizontalDifference || |
3280 | fPredictor == cpHorizontalDifferenceX2 || |
3281 | fPredictor == cpHorizontalDifferenceX4)) |
3282 | { |
3283 | |
3284 | // These combinations are supported. |
3285 | |
3286 | } |
3287 | |
3288 | else if (fPredictor != cpNullPredictor) |
3289 | { |
3290 | |
3291 | #if qDNGValidate |
3292 | |
3293 | ReportError ("Unsupported Predictor" , |
3294 | LookupParentCode (parentCode)); |
3295 | |
3296 | #endif |
3297 | |
3298 | return false; |
3299 | |
3300 | } |
3301 | |
3302 | // Check FillOrder. |
3303 | |
3304 | if (fFillOrder != 1) |
3305 | { |
3306 | |
3307 | #if qDNGValidate |
3308 | |
3309 | ReportError ("Unsupported FillOrder" , |
3310 | LookupParentCode (parentCode)); |
3311 | |
3312 | #endif |
3313 | |
3314 | return false; |
3315 | |
3316 | } |
3317 | |
3318 | // Check PlanarConfiguration. |
3319 | |
3320 | if (fPlanarConfiguration != pcInterleaved) |
3321 | { |
3322 | |
3323 | #if qDNGValidate |
3324 | |
3325 | ReportError ("Unsupported PlanarConfiguration" , |
3326 | LookupParentCode (parentCode)); |
3327 | |
3328 | #endif |
3329 | |
3330 | return false; |
3331 | |
3332 | } |
3333 | |
3334 | // Check ExtraSamples. |
3335 | |
3336 | if (fExtraSamplesCount != 0) |
3337 | { |
3338 | |
3339 | #if qDNGValidate |
3340 | |
3341 | ReportError ("Unsupported ExtraSamples" , |
3342 | LookupParentCode (parentCode)); |
3343 | |
3344 | #endif |
3345 | |
3346 | return false; |
3347 | |
3348 | } |
3349 | |
3350 | // Check SampleFormat. |
3351 | |
3352 | for (j = 0; j < fSamplesPerPixel; j++) |
3353 | { |
3354 | |
3355 | if (fSampleFormat [j] != (isFloatingPoint ? sfFloatingPoint : sfUnsignedInteger)) |
3356 | { |
3357 | |
3358 | #if qDNGValidate |
3359 | |
3360 | ReportError ("Unsupported SampleFormat" , |
3361 | LookupParentCode (parentCode)); |
3362 | |
3363 | #endif |
3364 | |
3365 | return false; |
3366 | |
3367 | } |
3368 | |
3369 | } |
3370 | |
3371 | // Check Orientation. |
3372 | |
3373 | if (fOrientation > 9) |
3374 | { |
3375 | |
3376 | #if qDNGValidate |
3377 | |
3378 | ReportError ("Unknown Orientation" , |
3379 | LookupParentCode (parentCode)); |
3380 | |
3381 | #endif |
3382 | |
3383 | return false; |
3384 | |
3385 | } |
3386 | |
3387 | #if qDNGValidate |
3388 | |
3389 | if (fOrientation != 0 && parentCode != 0) |
3390 | { |
3391 | |
3392 | ReportWarning ("Unexpected Orientation tag" , |
3393 | LookupParentCode (parentCode)); |
3394 | |
3395 | } |
3396 | |
3397 | if (fOrientation == 0 && parentCode == 0) |
3398 | { |
3399 | |
3400 | ReportWarning ("Missing Orientation tag" , |
3401 | LookupParentCode (parentCode)); |
3402 | |
3403 | } |
3404 | |
3405 | #endif |
3406 | |
3407 | // Check Strips vs. Tiles. |
3408 | |
3409 | if (!fUsesStrips && !fUsesTiles) |
3410 | { |
3411 | |
3412 | #if qDNGValidate |
3413 | |
3414 | ReportError ("IFD uses neither strips nor tiles" , |
3415 | LookupParentCode (parentCode)); |
3416 | |
3417 | #endif |
3418 | |
3419 | return false; |
3420 | |
3421 | } |
3422 | |
3423 | if (fUsesStrips && fUsesTiles) |
3424 | { |
3425 | |
3426 | #if qDNGValidate |
3427 | |
3428 | ReportError ("IFD uses both strips and tiles" , |
3429 | LookupParentCode (parentCode)); |
3430 | |
3431 | #endif |
3432 | |
3433 | return false; |
3434 | |
3435 | } |
3436 | |
3437 | // Check tile info. |
3438 | |
3439 | uint32 tilesWide = SafeUint32DivideUp(fImageWidth, fTileWidth); |
3440 | uint32 tilesHigh = SafeUint32DivideUp(fImageLength, fTileLength); |
3441 | |
3442 | uint32 tileCount = tilesWide * tilesHigh; |
3443 | |
3444 | if (fTileOffsetsCount != tileCount) |
3445 | { |
3446 | |
3447 | #if qDNGValidate |
3448 | |
3449 | ReportError ("Missing or invalid Strip/TileOffsets" , |
3450 | LookupParentCode (parentCode)); |
3451 | |
3452 | #endif |
3453 | |
3454 | return false; |
3455 | |
3456 | } |
3457 | |
3458 | if (fTileByteCountsCount != tileCount) |
3459 | { |
3460 | |
3461 | #if qDNGValidate |
3462 | |
3463 | ReportError ("Missing or invalid Strip/TileByteCounts" , |
3464 | LookupParentCode (parentCode)); |
3465 | |
3466 | #endif |
3467 | |
3468 | return false; |
3469 | |
3470 | } |
3471 | |
3472 | // Check CFA pattern. |
3473 | |
3474 | if (fPhotometricInterpretation == piCFA) |
3475 | { |
3476 | |
3477 | if (!IsValidCFA (shared, parentCode)) |
3478 | { |
3479 | |
3480 | return false; |
3481 | |
3482 | } |
3483 | |
3484 | } |
3485 | |
3486 | // Check ActiveArea. |
3487 | |
3488 | if (((fActiveArea & imageArea) != fActiveArea) || fActiveArea.IsEmpty ()) |
3489 | { |
3490 | |
3491 | #if qDNGValidate |
3492 | |
3493 | ReportError ("Invalid ActiveArea" , |
3494 | LookupParentCode (parentCode)); |
3495 | |
3496 | #endif |
3497 | |
3498 | return false; |
3499 | |
3500 | } |
3501 | |
3502 | if (fActiveArea != imageArea) |
3503 | { |
3504 | |
3505 | if (shared.fDNGBackwardVersion < dngVersion_1_1_0_0) |
3506 | { |
3507 | |
3508 | #if qDNGValidate |
3509 | |
3510 | ReportError ("Non-default ActiveArea tag not allowed in this DNG version" , |
3511 | LookupParentCode (parentCode)); |
3512 | |
3513 | #endif |
3514 | |
3515 | return false; |
3516 | |
3517 | } |
3518 | |
3519 | } |
3520 | |
3521 | // Check LinearizationTable. |
3522 | |
3523 | if (fLinearizationTableCount) |
3524 | { |
3525 | |
3526 | if (fLinearizationTableType != ttShort) |
3527 | { |
3528 | |
3529 | #if qDNGValidate |
3530 | |
3531 | ReportError ("Invalidate LinearizationTable type" , |
3532 | LookupParentCode (parentCode)); |
3533 | |
3534 | #endif |
3535 | |
3536 | return false; |
3537 | |
3538 | } |
3539 | |
3540 | if (fLinearizationTableCount < 2 || |
3541 | fLinearizationTableCount > 65536) |
3542 | { |
3543 | |
3544 | #if qDNGValidate |
3545 | |
3546 | ReportError ("Invalidate LinearizationTable count" , |
3547 | LookupParentCode (parentCode)); |
3548 | |
3549 | #endif |
3550 | |
3551 | return false; |
3552 | |
3553 | } |
3554 | |
3555 | if (isFloatingPoint || fBitsPerSample [0] > 16) |
3556 | { |
3557 | |
3558 | #if qDNGValidate |
3559 | |
3560 | ReportError ("Linearization table not allowed for this data type" , |
3561 | LookupParentCode (parentCode)); |
3562 | |
3563 | #endif |
3564 | |
3565 | return false; |
3566 | |
3567 | } |
3568 | |
3569 | } |
3570 | |
3571 | // Check BlackLevelRepeatDim. |
3572 | |
3573 | if (fBlackLevelRepeatRows < 1 || fBlackLevelRepeatRows > kMaxBlackPattern || |
3574 | fBlackLevelRepeatCols < 1 || fBlackLevelRepeatCols > kMaxBlackPattern) |
3575 | { |
3576 | |
3577 | #if qDNGValidate |
3578 | |
3579 | ReportError ("Invalid BlackLevelRepeatDim" , |
3580 | LookupParentCode (parentCode)); |
3581 | |
3582 | #endif |
3583 | |
3584 | return false; |
3585 | |
3586 | } |
3587 | |
3588 | // Check BlackLevelDeltaH. |
3589 | |
3590 | if (fBlackLevelDeltaHCount != 0 && |
3591 | fBlackLevelDeltaHCount != fActiveArea.W ()) |
3592 | { |
3593 | |
3594 | #if qDNGValidate |
3595 | |
3596 | ReportError ("Invalid BlackLevelDeltaH count" , |
3597 | LookupParentCode (parentCode)); |
3598 | |
3599 | #endif |
3600 | |
3601 | return false; |
3602 | |
3603 | } |
3604 | |
3605 | // Check BlackLevelDeltaV. |
3606 | |
3607 | if (fBlackLevelDeltaVCount != 0 && |
3608 | fBlackLevelDeltaVCount != fActiveArea.H ()) |
3609 | { |
3610 | |
3611 | #if qDNGValidate |
3612 | |
3613 | ReportError ("Invalid BlackLevelDeltaV count" , |
3614 | LookupParentCode (parentCode)); |
3615 | |
3616 | #endif |
3617 | |
3618 | return false; |
3619 | |
3620 | } |
3621 | |
3622 | // Check WhiteLevel. |
3623 | |
3624 | real64 maxWhite = fLinearizationTableCount ? 65535.0 |
3625 | : (real64) defaultWhite; |
3626 | |
3627 | for (j = 0; j < fSamplesPerPixel; j++) |
3628 | { |
3629 | |
3630 | if (fWhiteLevel [j] < 1.0 || (fWhiteLevel [j] > maxWhite && !isFloatingPoint)) |
3631 | { |
3632 | |
3633 | #if qDNGValidate |
3634 | |
3635 | ReportError ("Invalid WhiteLevel" , |
3636 | LookupParentCode (parentCode)); |
3637 | |
3638 | #endif |
3639 | |
3640 | return false; |
3641 | |
3642 | } |
3643 | |
3644 | } |
3645 | |
3646 | // Check BlackLevel. |
3647 | |
3648 | for (j = 0; j < kMaxBlackPattern; j++) |
3649 | { |
3650 | |
3651 | for (uint32 k = 0; k < kMaxBlackPattern; k++) |
3652 | { |
3653 | |
3654 | for (uint32 s = 0; s < kMaxSamplesPerPixel; s++) |
3655 | { |
3656 | |
3657 | const real64 black = fBlackLevel [j][k][s]; |
3658 | |
3659 | if (black >= fWhiteLevel [s]) |
3660 | { |
3661 | |
3662 | #if qDNGValidate |
3663 | |
3664 | ReportError ("Invalid BlackLevel" , |
3665 | LookupParentCode (parentCode)); |
3666 | |
3667 | #endif |
3668 | |
3669 | return false; |
3670 | |
3671 | } |
3672 | |
3673 | } |
3674 | |
3675 | } |
3676 | |
3677 | } |
3678 | |
3679 | // Check DefaultScale. |
3680 | |
3681 | if (fDefaultScaleH.As_real64 () <= 0.0 || |
3682 | fDefaultScaleV.As_real64 () <= 0.0) |
3683 | { |
3684 | |
3685 | #if qDNGValidate |
3686 | |
3687 | ReportError ("Invalid DefaultScale" ); |
3688 | |
3689 | #endif |
3690 | |
3691 | return false; |
3692 | |
3693 | } |
3694 | |
3695 | // Check BestQualityScale. |
3696 | |
3697 | if (fBestQualityScale.As_real64 () < 1.0) |
3698 | { |
3699 | |
3700 | #if qDNGValidate |
3701 | |
3702 | ReportError ("Invalid BestQualityScale" ); |
3703 | |
3704 | #endif |
3705 | |
3706 | return false; |
3707 | |
3708 | } |
3709 | |
3710 | // Check DefaultCropOrigin. |
3711 | |
3712 | if (fDefaultCropOriginH.As_real64 () < 0.0 || |
3713 | fDefaultCropOriginV.As_real64 () < 0.0 || |
3714 | fDefaultCropOriginH.As_real64 () >= (real64) fActiveArea.W () || |
3715 | fDefaultCropOriginV.As_real64 () >= (real64) fActiveArea.H ()) |
3716 | { |
3717 | |
3718 | #if qDNGValidate |
3719 | |
3720 | ReportError ("Invalid DefaultCropOrigin" ); |
3721 | |
3722 | #endif |
3723 | |
3724 | return false; |
3725 | |
3726 | } |
3727 | |
3728 | // Check DefaultCropSize. |
3729 | |
3730 | if (fDefaultCropSizeH.As_real64 () <= 0.0 || |
3731 | fDefaultCropSizeV.As_real64 () <= 0.0 || |
3732 | fDefaultCropSizeH.As_real64 () > (real64) fActiveArea.W () || |
3733 | fDefaultCropSizeV.As_real64 () > (real64) fActiveArea.H ()) |
3734 | { |
3735 | |
3736 | #if qDNGValidate |
3737 | |
3738 | ReportError ("Invalid DefaultCropSize" ); |
3739 | |
3740 | #endif |
3741 | |
3742 | return false; |
3743 | |
3744 | } |
3745 | |
3746 | // Check DefaultCrop area. |
3747 | |
3748 | if (fDefaultCropOriginH.As_real64 () + |
3749 | fDefaultCropSizeH .As_real64 () > (real64) fActiveArea.W () || |
3750 | fDefaultCropOriginV.As_real64 () + |
3751 | fDefaultCropSizeV .As_real64 () > (real64) fActiveArea.H ()) |
3752 | { |
3753 | |
3754 | #if qDNGValidate |
3755 | |
3756 | ReportError ("Default crop extends outside ActiveArea" ); |
3757 | |
3758 | #endif |
3759 | |
3760 | return false; |
3761 | |
3762 | } |
3763 | |
3764 | // Check DefaultUserCrop. |
3765 | |
3766 | if (fDefaultUserCropT.As_real64 () < 0.0 || |
3767 | fDefaultUserCropL.As_real64 () < 0.0 || |
3768 | fDefaultUserCropB.As_real64 () > 1.0 || |
3769 | fDefaultUserCropR.As_real64 () > 1.0 || |
3770 | fDefaultUserCropT.As_real64 () >= fDefaultUserCropB.As_real64 () || |
3771 | fDefaultUserCropL.As_real64 () >= fDefaultUserCropR.As_real64 ()) |
3772 | { |
3773 | |
3774 | #if qDNGValidate |
3775 | |
3776 | ReportError ("Invalid DefaultUserCrop" ); |
3777 | |
3778 | #endif // qDNGValidate |
3779 | |
3780 | return false; |
3781 | |
3782 | } |
3783 | |
3784 | // The default crop and default user crop tags are not allowed for the |
3785 | // non-main image. If they are there, at least require that they be NOPs. |
3786 | |
3787 | if (!isMainIFD) |
3788 | { |
3789 | |
3790 | if (Round_int32 (fDefaultCropOriginH.As_real64 ()) != 0 || |
3791 | Round_int32 (fDefaultCropOriginV.As_real64 ()) != 0) |
3792 | { |
3793 | |
3794 | #if qDNGValidate |
3795 | |
3796 | ReportError ("non-default DefaultCropOrigin on non-main image" ); |
3797 | |
3798 | #endif |
3799 | |
3800 | return false; |
3801 | |
3802 | } |
3803 | |
3804 | if (Round_int32 (fDefaultCropSizeH.As_real64 ()) != (int32) fImageWidth || |
3805 | Round_int32 (fDefaultCropSizeV.As_real64 ()) != (int32) fImageLength) |
3806 | { |
3807 | |
3808 | #if qDNGValidate |
3809 | |
3810 | ReportError ("non-default DefaultCropSize on non-main image" ); |
3811 | |
3812 | #endif |
3813 | |
3814 | return false; |
3815 | |
3816 | } |
3817 | |
3818 | if (fDefaultUserCropT.As_real64 () != 0.0 || |
3819 | fDefaultUserCropL.As_real64 () != 0.0 || |
3820 | fDefaultUserCropB.As_real64 () != 1.0 || |
3821 | fDefaultUserCropR.As_real64 () != 1.0) |
3822 | { |
3823 | |
3824 | #if qDNGValidate |
3825 | |
3826 | ReportError ("non-default DefaultCUserCrop on non-main image" ); |
3827 | |
3828 | #endif // qDNGValidate |
3829 | |
3830 | return false; |
3831 | |
3832 | } |
3833 | |
3834 | } |
3835 | |
3836 | // Warning if too little padding on CFA image. |
3837 | |
3838 | #if qDNGValidate |
3839 | |
3840 | if (fPhotometricInterpretation == piCFA) |
3841 | { |
3842 | |
3843 | const real64 kMinPad = 1.9; |
3844 | |
3845 | if (fDefaultCropOriginH.As_real64 () < kMinPad) |
3846 | { |
3847 | |
3848 | ReportWarning ("Too little padding on left edge of CFA image" , |
3849 | "possible interpolation artifacts" ); |
3850 | |
3851 | } |
3852 | |
3853 | if (fDefaultCropOriginV.As_real64 () < kMinPad) |
3854 | { |
3855 | |
3856 | ReportWarning ("Too little padding on top edge of CFA image" , |
3857 | "possible interpolation artifacts" ); |
3858 | |
3859 | } |
3860 | |
3861 | if (fDefaultCropOriginH.As_real64 () + |
3862 | fDefaultCropSizeH .As_real64 () > (real64) fActiveArea.W () - kMinPad) |
3863 | { |
3864 | |
3865 | ReportWarning ("Too little padding on right edge of CFA image" , |
3866 | "possible interpolation artifacts" ); |
3867 | |
3868 | } |
3869 | |
3870 | if (fDefaultCropOriginV.As_real64 () + |
3871 | fDefaultCropSizeV .As_real64 () > (real64) fActiveArea.H () - kMinPad) |
3872 | { |
3873 | |
3874 | ReportWarning ("Too little padding on bottom edge of CFA image" , |
3875 | "possible interpolation artifacts" ); |
3876 | |
3877 | } |
3878 | |
3879 | } |
3880 | |
3881 | #endif |
3882 | |
3883 | // Check RowInterleaveFactor |
3884 | |
3885 | if (fRowInterleaveFactor != 1) |
3886 | { |
3887 | |
3888 | if (fRowInterleaveFactor < 1 || |
3889 | fRowInterleaveFactor > fImageLength) |
3890 | { |
3891 | |
3892 | #if qDNGValidate |
3893 | |
3894 | ReportError ("RowInterleaveFactor out of valid range" , |
3895 | LookupParentCode (parentCode)); |
3896 | |
3897 | #endif |
3898 | |
3899 | return false; |
3900 | |
3901 | } |
3902 | |
3903 | if (shared.fDNGBackwardVersion < dngVersion_1_2_0_0) |
3904 | { |
3905 | |
3906 | #if qDNGValidate |
3907 | |
3908 | ReportError ("Non-default RowInterleaveFactor tag not allowed in this DNG version" , |
3909 | LookupParentCode (parentCode)); |
3910 | |
3911 | #endif |
3912 | |
3913 | return false; |
3914 | |
3915 | } |
3916 | |
3917 | } |
3918 | |
3919 | // Check SubTileBlockSize |
3920 | |
3921 | if (fSubTileBlockRows != 1 || fSubTileBlockCols != 1) |
3922 | { |
3923 | |
3924 | if (fSubTileBlockRows < 2 || fSubTileBlockRows > fTileLength || |
3925 | fSubTileBlockCols < 1 || fSubTileBlockCols > fTileWidth) |
3926 | { |
3927 | |
3928 | #if qDNGValidate |
3929 | |
3930 | ReportError ("SubTileBlockSize out of valid range" , |
3931 | LookupParentCode (parentCode)); |
3932 | |
3933 | #endif |
3934 | |
3935 | return false; |
3936 | |
3937 | } |
3938 | |
3939 | if ((fTileLength % fSubTileBlockRows) != 0 || |
3940 | (fTileWidth % fSubTileBlockCols) != 0) |
3941 | { |
3942 | |
3943 | #if qDNGValidate |
3944 | |
3945 | ReportError ("TileSize not exact multiple of SubTileBlockSize" , |
3946 | LookupParentCode (parentCode)); |
3947 | |
3948 | #endif |
3949 | |
3950 | return false; |
3951 | |
3952 | } |
3953 | |
3954 | if (shared.fDNGBackwardVersion < dngVersion_1_2_0_0) |
3955 | { |
3956 | |
3957 | #if qDNGValidate |
3958 | |
3959 | ReportError ("Non-default SubTileBlockSize tag not allowed in this DNG version" , |
3960 | LookupParentCode (parentCode)); |
3961 | |
3962 | #endif |
3963 | |
3964 | return false; |
3965 | |
3966 | } |
3967 | |
3968 | } |
3969 | |
3970 | return true; |
3971 | |
3972 | } |
3973 | |
3974 | /*****************************************************************************/ |
3975 | |
3976 | uint32 dng_ifd::TilesAcross () const |
3977 | { |
3978 | |
3979 | if (fTileWidth) |
3980 | { |
3981 | |
3982 | return (SafeUint32Sub(SafeUint32Add(fImageWidth, fTileWidth), 1)) / fTileWidth; |
3983 | |
3984 | } |
3985 | |
3986 | return 0; |
3987 | |
3988 | } |
3989 | |
3990 | /*****************************************************************************/ |
3991 | |
3992 | uint32 dng_ifd::TilesDown () const |
3993 | { |
3994 | |
3995 | if (fTileLength) |
3996 | { |
3997 | |
3998 | return (SafeUint32Sub(SafeUint32Add(fImageLength, fTileLength), 1)) / fTileLength; |
3999 | |
4000 | } |
4001 | |
4002 | return 0; |
4003 | |
4004 | } |
4005 | |
4006 | /*****************************************************************************/ |
4007 | |
4008 | uint32 dng_ifd::TilesPerImage () const |
4009 | { |
4010 | |
4011 | uint32 total = TilesAcross () * TilesDown (); |
4012 | |
4013 | if (fPlanarConfiguration == pcPlanar) |
4014 | { |
4015 | |
4016 | total *= fSamplesPerPixel; |
4017 | |
4018 | } |
4019 | |
4020 | return total; |
4021 | |
4022 | } |
4023 | |
4024 | /*****************************************************************************/ |
4025 | |
4026 | dng_rect dng_ifd::TileArea (uint32 rowIndex, |
4027 | uint32 colIndex) const |
4028 | { |
4029 | |
4030 | dng_rect r; |
4031 | |
4032 | r.t = rowIndex * fTileLength; |
4033 | r.b = r.t + fTileLength; |
4034 | |
4035 | r.l = colIndex * fTileWidth; |
4036 | r.r = r.l + fTileWidth; |
4037 | |
4038 | // If this IFD is using strips rather than tiles, the last strip |
4039 | // is trimmed so it does not extend beyond the end of the image. |
4040 | |
4041 | if (fUsesStrips) |
4042 | { |
4043 | |
4044 | r.b = Min_uint32 (r.b, fImageLength); |
4045 | |
4046 | } |
4047 | |
4048 | return r; |
4049 | |
4050 | } |
4051 | |
4052 | /*****************************************************************************/ |
4053 | |
4054 | uint32 dng_ifd::TileByteCount (const dng_rect &tile) const |
4055 | { |
4056 | |
4057 | if (fCompression == ccUncompressed) |
4058 | { |
4059 | |
4060 | uint32 bitsPerRow = SafeUint32Mult(tile.W (), fBitsPerSample [0]); |
4061 | |
4062 | if (fPlanarConfiguration == pcInterleaved) |
4063 | { |
4064 | |
4065 | bitsPerRow = SafeUint32Mult(bitsPerRow, fSamplesPerPixel); |
4066 | |
4067 | } |
4068 | |
4069 | uint32 bytesPerRow = SafeUint32DivideUp(bitsPerRow, 8); |
4070 | |
4071 | if (fPlanarConfiguration == pcRowInterleaved) |
4072 | { |
4073 | |
4074 | bytesPerRow = SafeUint32Mult(bytesPerRow, fSamplesPerPixel); |
4075 | |
4076 | } |
4077 | |
4078 | return SafeUint32Mult(bytesPerRow, tile.H ()); |
4079 | |
4080 | } |
4081 | |
4082 | return 0; |
4083 | |
4084 | } |
4085 | |
4086 | /*****************************************************************************/ |
4087 | |
4088 | void dng_ifd::SetSingleStrip () |
4089 | { |
4090 | |
4091 | fTileWidth = fImageWidth; |
4092 | fTileLength = fImageLength; |
4093 | |
4094 | fUsesTiles = false; |
4095 | fUsesStrips = true; |
4096 | |
4097 | } |
4098 | |
4099 | /*****************************************************************************/ |
4100 | |
4101 | void dng_ifd::FindTileSize (uint32 bytesPerTile, |
4102 | uint32 cellH, |
4103 | uint32 cellV) |
4104 | { |
4105 | |
4106 | uint32 bytesPerSample = fSamplesPerPixel * |
4107 | ((fBitsPerSample [0] + 7) >> 3); |
4108 | |
4109 | uint32 samplesPerTile = bytesPerTile / bytesPerSample; |
4110 | |
4111 | uint32 tileSide = Round_uint32 (sqrt ((real64) samplesPerTile)); |
4112 | |
4113 | fTileWidth = Min_uint32 (fImageWidth, tileSide); |
4114 | |
4115 | uint32 across = TilesAcross (); |
4116 | |
4117 | fTileWidth = (fImageWidth + across - 1) / across; |
4118 | |
4119 | fTileWidth = ((fTileWidth + cellH - 1) / cellH) * cellH; |
4120 | |
4121 | fTileLength = Pin_uint32 (1, |
4122 | samplesPerTile / fTileWidth, |
4123 | fImageLength); |
4124 | |
4125 | uint32 down = TilesDown (); |
4126 | |
4127 | fTileLength = (fImageLength + down - 1) / down; |
4128 | |
4129 | fTileLength = ((fTileLength + cellV - 1) / cellV) * cellV; |
4130 | |
4131 | fUsesTiles = true; |
4132 | fUsesStrips = false; |
4133 | |
4134 | } |
4135 | |
4136 | /*****************************************************************************/ |
4137 | |
4138 | void dng_ifd::FindStripSize (uint32 bytesPerStrip, |
4139 | uint32 cellV) |
4140 | { |
4141 | |
4142 | uint32 bytesPerSample = fSamplesPerPixel * |
4143 | ((fBitsPerSample [0] + 7) >> 3); |
4144 | |
4145 | uint32 samplesPerStrip = bytesPerStrip / bytesPerSample; |
4146 | |
4147 | fTileWidth = fImageWidth; |
4148 | |
4149 | fTileLength = Pin_uint32 (1, |
4150 | samplesPerStrip / fTileWidth, |
4151 | fImageLength); |
4152 | |
4153 | uint32 down = TilesDown (); |
4154 | |
4155 | fTileLength = (fImageLength + down - 1) / down; |
4156 | |
4157 | fTileLength = ((fTileLength + cellV - 1) / cellV) * cellV; |
4158 | |
4159 | fUsesTiles = false; |
4160 | fUsesStrips = true; |
4161 | |
4162 | } |
4163 | |
4164 | /*****************************************************************************/ |
4165 | |
4166 | uint32 dng_ifd::PixelType () const |
4167 | { |
4168 | |
4169 | if (fSampleFormat [0] == sfFloatingPoint) |
4170 | { |
4171 | return ttFloat; |
4172 | } |
4173 | |
4174 | if (fBitsPerSample [0] <= 8) |
4175 | { |
4176 | return ttByte; |
4177 | } |
4178 | |
4179 | else if (fBitsPerSample [0] <= 16) |
4180 | { |
4181 | return ttShort; |
4182 | } |
4183 | |
4184 | return ttLong; |
4185 | |
4186 | } |
4187 | |
4188 | /*****************************************************************************/ |
4189 | |
4190 | bool dng_ifd::IsBaselineJPEG () const |
4191 | { |
4192 | |
4193 | if (fBitsPerSample [0] != 8) |
4194 | { |
4195 | return false; |
4196 | } |
4197 | |
4198 | if (fSampleFormat [0] != sfUnsignedInteger) |
4199 | { |
4200 | return false; |
4201 | } |
4202 | |
4203 | if (fCompression == ccLossyJPEG) |
4204 | { |
4205 | return true; |
4206 | } |
4207 | |
4208 | if (fCompression != ccJPEG) |
4209 | { |
4210 | return false; |
4211 | } |
4212 | |
4213 | switch (fPhotometricInterpretation) |
4214 | { |
4215 | |
4216 | case piBlackIsZero: |
4217 | { |
4218 | return (fSamplesPerPixel == 1); |
4219 | } |
4220 | |
4221 | case piYCbCr: |
4222 | { |
4223 | return (fSamplesPerPixel == 3 ) && |
4224 | (fPlanarConfiguration == pcInterleaved); |
4225 | } |
4226 | |
4227 | default: |
4228 | break; |
4229 | |
4230 | } |
4231 | |
4232 | return false; |
4233 | |
4234 | } |
4235 | |
4236 | /*****************************************************************************/ |
4237 | |
4238 | bool dng_ifd::CanRead () const |
4239 | { |
4240 | |
4241 | dng_read_image reader; |
4242 | |
4243 | return reader.CanRead (*this); |
4244 | |
4245 | } |
4246 | |
4247 | /*****************************************************************************/ |
4248 | |
4249 | void dng_ifd::ReadImage (dng_host &host, |
4250 | dng_stream &stream, |
4251 | dng_image &image, |
4252 | dng_jpeg_image *jpegImage, |
4253 | dng_fingerprint *jpegDigest) const |
4254 | { |
4255 | |
4256 | dng_read_image reader; |
4257 | |
4258 | reader.Read (host, |
4259 | *this, |
4260 | stream, |
4261 | image, |
4262 | jpegImage, |
4263 | jpegDigest); |
4264 | |
4265 | } |
4266 | |
4267 | /*****************************************************************************/ |
4268 | |