/src/skia/third_party/externals/dng_sdk/source/dng_exif.cpp
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1 | | /*****************************************************************************/ |
2 | | // Copyright 2006-2008 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_exif.cpp#1 $ */ |
10 | | /* $DateTime: 2012/05/30 13:28:51 $ */ |
11 | | /* $Change: 832332 $ */ |
12 | | /* $Author: tknoll $ */ |
13 | | |
14 | | /*****************************************************************************/ |
15 | | |
16 | | #include "dng_exif.h" |
17 | | |
18 | | #include "dng_tag_codes.h" |
19 | | #include "dng_tag_types.h" |
20 | | #include "dng_parse_utils.h" |
21 | | #include "dng_globals.h" |
22 | | #include "dng_exceptions.h" |
23 | | #include "dng_tag_values.h" |
24 | | #include "dng_utils.h" |
25 | | |
26 | | /*****************************************************************************/ |
27 | | |
28 | | dng_exif::dng_exif () |
29 | | |
30 | | : fImageDescription () |
31 | | , fMake () |
32 | | , fModel () |
33 | | , fSoftware () |
34 | | , fArtist () |
35 | | , fCopyright () |
36 | | , fCopyright2 () |
37 | | , fUserComment () |
38 | | |
39 | | , fDateTime () |
40 | | , fDateTimeStorageInfo () |
41 | | |
42 | | , fDateTimeOriginal () |
43 | | , fDateTimeOriginalStorageInfo () |
44 | | |
45 | | , fDateTimeDigitized () |
46 | | , fDateTimeDigitizedStorageInfo () |
47 | | |
48 | | , fTIFF_EP_StandardID (0) |
49 | | , fExifVersion (0) |
50 | | , fFlashPixVersion (0) |
51 | | |
52 | | , fExposureTime () |
53 | | , fFNumber () |
54 | | , fShutterSpeedValue () |
55 | | , fApertureValue () |
56 | | , fBrightnessValue () |
57 | | , fExposureBiasValue () |
58 | | , fMaxApertureValue () |
59 | | , fFocalLength () |
60 | | , fDigitalZoomRatio () |
61 | | , fExposureIndex () |
62 | | , fSubjectDistance () |
63 | | , fGamma () |
64 | | |
65 | | , fBatteryLevelR () |
66 | | , fBatteryLevelA () |
67 | | |
68 | | , fExposureProgram (0xFFFFFFFF) |
69 | | , fMeteringMode (0xFFFFFFFF) |
70 | | , fLightSource (0xFFFFFFFF) |
71 | | , fFlash (0xFFFFFFFF) |
72 | | , fFlashMask (0x0000FFFF) |
73 | | , fSensingMethod (0xFFFFFFFF) |
74 | | , fColorSpace (0xFFFFFFFF) |
75 | | , fFileSource (0xFFFFFFFF) |
76 | | , fSceneType (0xFFFFFFFF) |
77 | | , fCustomRendered (0xFFFFFFFF) |
78 | | , fExposureMode (0xFFFFFFFF) |
79 | | , fWhiteBalance (0xFFFFFFFF) |
80 | | , fSceneCaptureType (0xFFFFFFFF) |
81 | | , fGainControl (0xFFFFFFFF) |
82 | | , fContrast (0xFFFFFFFF) |
83 | | , fSaturation (0xFFFFFFFF) |
84 | | , fSharpness (0xFFFFFFFF) |
85 | | , fSubjectDistanceRange (0xFFFFFFFF) |
86 | | , fSelfTimerMode (0xFFFFFFFF) |
87 | | , fImageNumber (0xFFFFFFFF) |
88 | | |
89 | | , fFocalLengthIn35mmFilm (0) |
90 | | |
91 | | , fSensitivityType (0) |
92 | | , fStandardOutputSensitivity (0) |
93 | | , fRecommendedExposureIndex (0) |
94 | | , fISOSpeed (0) |
95 | | , fISOSpeedLatitudeyyy (0) |
96 | | , fISOSpeedLatitudezzz (0) |
97 | | |
98 | | , fSubjectAreaCount (0) |
99 | | |
100 | | , fComponentsConfiguration (0) |
101 | | |
102 | | , fCompresssedBitsPerPixel () |
103 | | |
104 | | , fPixelXDimension (0) |
105 | | , fPixelYDimension (0) |
106 | | |
107 | | , fFocalPlaneXResolution () |
108 | | , fFocalPlaneYResolution () |
109 | | |
110 | | , fFocalPlaneResolutionUnit (0xFFFFFFFF) |
111 | | |
112 | | , fCFARepeatPatternRows (0) |
113 | | , fCFARepeatPatternCols (0) |
114 | | |
115 | | , fImageUniqueID () |
116 | | |
117 | | , fGPSVersionID (0) |
118 | | , fGPSLatitudeRef () |
119 | | , fGPSLongitudeRef () |
120 | | , fGPSAltitudeRef (0xFFFFFFFF) |
121 | | , fGPSAltitude () |
122 | | , fGPSSatellites () |
123 | | , fGPSStatus () |
124 | | , fGPSMeasureMode () |
125 | | , fGPSDOP () |
126 | | , fGPSSpeedRef () |
127 | | , fGPSSpeed () |
128 | | , fGPSTrackRef () |
129 | | , fGPSTrack () |
130 | | , fGPSImgDirectionRef () |
131 | | , fGPSImgDirection () |
132 | | , fGPSMapDatum () |
133 | | , fGPSDestLatitudeRef () |
134 | | , fGPSDestLongitudeRef () |
135 | | , fGPSDestBearingRef () |
136 | | , fGPSDestBearing () |
137 | | , fGPSDestDistanceRef () |
138 | | , fGPSDestDistance () |
139 | | , fGPSProcessingMethod () |
140 | | , fGPSAreaInformation () |
141 | | , fGPSDateStamp () |
142 | | , fGPSDifferential (0xFFFFFFFF) |
143 | | , fGPSHPositioningError () |
144 | | |
145 | | , fInteroperabilityIndex () |
146 | | |
147 | | , fInteroperabilityVersion (0) |
148 | | |
149 | | , fRelatedImageFileFormat () |
150 | | |
151 | | , fRelatedImageWidth (0) |
152 | | , fRelatedImageLength (0) |
153 | | |
154 | | , fCameraSerialNumber () |
155 | | |
156 | | , fLensID () |
157 | | , fLensMake () |
158 | | , fLensName () |
159 | | , fLensSerialNumber () |
160 | | |
161 | | , fLensNameWasReadFromExif (false) |
162 | | |
163 | | , fApproxFocusDistance () |
164 | | |
165 | | , fFlashCompensation () |
166 | | |
167 | | , fOwnerName () |
168 | | , fFirmware () |
169 | | |
170 | 7.07k | { |
171 | | |
172 | 7.07k | uint32 j; |
173 | 7.07k | uint32 k; |
174 | | |
175 | 7.07k | fISOSpeedRatings [0] = 0; |
176 | 7.07k | fISOSpeedRatings [1] = 0; |
177 | 7.07k | fISOSpeedRatings [2] = 0; |
178 | | |
179 | 63.6k | for (j = 0; j < kMaxCFAPattern; j++) |
180 | 509k | for (k = 0; k < kMaxCFAPattern; k++) |
181 | 452k | { |
182 | 452k | fCFAPattern [j] [k] = 255; |
183 | 452k | } |
184 | | |
185 | 7.07k | } |
186 | | |
187 | | /*****************************************************************************/ |
188 | | |
189 | | dng_exif::~dng_exif () |
190 | 7.07k | { |
191 | | |
192 | 7.07k | } |
193 | | |
194 | | /*****************************************************************************/ |
195 | | |
196 | | dng_exif * dng_exif::Clone () const |
197 | 0 | { |
198 | | |
199 | 0 | dng_exif *result = new dng_exif (*this); |
200 | | |
201 | 0 | if (!result) |
202 | 0 | { |
203 | 0 | ThrowMemoryFull (); |
204 | 0 | } |
205 | | |
206 | 0 | return result; |
207 | | |
208 | 0 | } |
209 | | |
210 | | /*****************************************************************************/ |
211 | | |
212 | | void dng_exif::SetEmpty () |
213 | 0 | { |
214 | | |
215 | 0 | *this = dng_exif (); |
216 | | |
217 | 0 | } |
218 | | |
219 | | /*****************************************************************************/ |
220 | | |
221 | | void dng_exif::CopyGPSFrom (const dng_exif &exif) |
222 | 0 | { |
223 | | |
224 | 0 | fGPSVersionID = exif.fGPSVersionID; |
225 | 0 | fGPSLatitudeRef = exif.fGPSLatitudeRef; |
226 | 0 | fGPSLatitude [0] = exif.fGPSLatitude [0]; |
227 | 0 | fGPSLatitude [1] = exif.fGPSLatitude [1]; |
228 | 0 | fGPSLatitude [2] = exif.fGPSLatitude [2]; |
229 | 0 | fGPSLongitudeRef = exif.fGPSLongitudeRef; |
230 | 0 | fGPSLongitude [0] = exif.fGPSLongitude [0]; |
231 | 0 | fGPSLongitude [1] = exif.fGPSLongitude [1]; |
232 | 0 | fGPSLongitude [2] = exif.fGPSLongitude [2]; |
233 | 0 | fGPSAltitudeRef = exif.fGPSAltitudeRef; |
234 | 0 | fGPSAltitude = exif.fGPSAltitude; |
235 | 0 | fGPSTimeStamp [0] = exif.fGPSTimeStamp [0]; |
236 | 0 | fGPSTimeStamp [1] = exif.fGPSTimeStamp [1]; |
237 | 0 | fGPSTimeStamp [2] = exif.fGPSTimeStamp [2]; |
238 | 0 | fGPSSatellites = exif.fGPSSatellites; |
239 | 0 | fGPSStatus = exif.fGPSStatus; |
240 | 0 | fGPSMeasureMode = exif.fGPSMeasureMode; |
241 | 0 | fGPSDOP = exif.fGPSDOP; |
242 | 0 | fGPSSpeedRef = exif.fGPSSpeedRef; |
243 | 0 | fGPSSpeed = exif.fGPSSpeed; |
244 | 0 | fGPSTrackRef = exif.fGPSTrackRef; |
245 | 0 | fGPSTrack = exif.fGPSTrack; |
246 | 0 | fGPSImgDirectionRef = exif.fGPSImgDirectionRef; |
247 | 0 | fGPSImgDirection = exif.fGPSImgDirection; |
248 | 0 | fGPSMapDatum = exif.fGPSMapDatum; |
249 | 0 | fGPSDestLatitudeRef = exif.fGPSDestLatitudeRef; |
250 | 0 | fGPSDestLatitude [0] = exif.fGPSDestLatitude [0]; |
251 | 0 | fGPSDestLatitude [1] = exif.fGPSDestLatitude [1]; |
252 | 0 | fGPSDestLatitude [2] = exif.fGPSDestLatitude [2]; |
253 | 0 | fGPSDestLongitudeRef = exif.fGPSDestLongitudeRef; |
254 | 0 | fGPSDestLongitude [0] = exif.fGPSDestLongitude [0]; |
255 | 0 | fGPSDestLongitude [1] = exif.fGPSDestLongitude [1]; |
256 | 0 | fGPSDestLongitude [2] = exif.fGPSDestLongitude [2]; |
257 | 0 | fGPSDestBearingRef = exif.fGPSDestBearingRef; |
258 | 0 | fGPSDestBearing = exif.fGPSDestBearing; |
259 | 0 | fGPSDestDistanceRef = exif.fGPSDestDistanceRef; |
260 | 0 | fGPSDestDistance = exif.fGPSDestDistance; |
261 | 0 | fGPSProcessingMethod = exif.fGPSProcessingMethod; |
262 | 0 | fGPSAreaInformation = exif.fGPSAreaInformation; |
263 | 0 | fGPSDateStamp = exif.fGPSDateStamp; |
264 | 0 | fGPSDifferential = exif.fGPSDifferential; |
265 | 0 | fGPSHPositioningError = exif.fGPSHPositioningError; |
266 | |
|
267 | 0 | } |
268 | | |
269 | | /*****************************************************************************/ |
270 | | |
271 | | // Fix up common errors and rounding issues with EXIF exposure times. |
272 | | |
273 | | real64 dng_exif::SnapExposureTime (real64 et) |
274 | 2.17k | { |
275 | | |
276 | | // Protection against invalid values. |
277 | | |
278 | 2.17k | if (et <= 0.0) |
279 | 203 | return 0.0; |
280 | | |
281 | | // If near a standard shutter speed, snap to it. |
282 | | |
283 | 1.97k | static const real64 kStandardSpeed [] = |
284 | 1.97k | { |
285 | 1.97k | 30.0, |
286 | 1.97k | 25.0, |
287 | 1.97k | 20.0, |
288 | 1.97k | 15.0, |
289 | 1.97k | 13.0, |
290 | 1.97k | 10.0, |
291 | 1.97k | 8.0, |
292 | 1.97k | 6.0, |
293 | 1.97k | 5.0, |
294 | 1.97k | 4.0, |
295 | 1.97k | 3.2, |
296 | 1.97k | 3.0, |
297 | 1.97k | 2.5, |
298 | 1.97k | 2.0, |
299 | 1.97k | 1.6, |
300 | 1.97k | 1.5, |
301 | 1.97k | 1.3, |
302 | 1.97k | 1.0, |
303 | 1.97k | 0.8, |
304 | 1.97k | 0.7, |
305 | 1.97k | 0.6, |
306 | 1.97k | 0.5, |
307 | 1.97k | 0.4, |
308 | 1.97k | 0.3, |
309 | 1.97k | 1.0 / 4.0, |
310 | 1.97k | 1.0 / 5.0, |
311 | 1.97k | 1.0 / 6.0, |
312 | 1.97k | 1.0 / 8.0, |
313 | 1.97k | 1.0 / 10.0, |
314 | 1.97k | 1.0 / 13.0, |
315 | 1.97k | 1.0 / 15.0, |
316 | 1.97k | 1.0 / 20.0, |
317 | 1.97k | 1.0 / 25.0, |
318 | 1.97k | 1.0 / 30.0, |
319 | 1.97k | 1.0 / 40.0, |
320 | 1.97k | 1.0 / 45.0, |
321 | 1.97k | 1.0 / 50.0, |
322 | 1.97k | 1.0 / 60.0, |
323 | 1.97k | 1.0 / 80.0, |
324 | 1.97k | 1.0 / 90.0, |
325 | 1.97k | 1.0 / 100.0, |
326 | 1.97k | 1.0 / 125.0, |
327 | 1.97k | 1.0 / 160.0, |
328 | 1.97k | 1.0 / 180.0, |
329 | 1.97k | 1.0 / 200.0, |
330 | 1.97k | 1.0 / 250.0, |
331 | 1.97k | 1.0 / 320.0, |
332 | 1.97k | 1.0 / 350.0, |
333 | 1.97k | 1.0 / 400.0, |
334 | 1.97k | 1.0 / 500.0, |
335 | 1.97k | 1.0 / 640.0, |
336 | 1.97k | 1.0 / 750.0, |
337 | 1.97k | 1.0 / 800.0, |
338 | 1.97k | 1.0 / 1000.0, |
339 | 1.97k | 1.0 / 1250.0, |
340 | 1.97k | 1.0 / 1500.0, |
341 | 1.97k | 1.0 / 1600.0, |
342 | 1.97k | 1.0 / 2000.0, |
343 | 1.97k | 1.0 / 2500.0, |
344 | 1.97k | 1.0 / 3000.0, |
345 | 1.97k | 1.0 / 3200.0, |
346 | 1.97k | 1.0 / 4000.0, |
347 | 1.97k | 1.0 / 5000.0, |
348 | 1.97k | 1.0 / 6000.0, |
349 | 1.97k | 1.0 / 6400.0, |
350 | 1.97k | 1.0 / 8000.0, |
351 | 1.97k | 1.0 / 10000.0, |
352 | 1.97k | 1.0 / 12000.0, |
353 | 1.97k | 1.0 / 12800.0, |
354 | 1.97k | 1.0 / 16000.0 |
355 | 1.97k | }; |
356 | | |
357 | 1.97k | uint32 count = sizeof (kStandardSpeed ) / |
358 | 1.97k | sizeof (kStandardSpeed [0]); |
359 | | |
360 | 4.18k | for (uint32 fudge = 0; fudge <= 1; fudge++) |
361 | 3.56k | { |
362 | | |
363 | 3.56k | real64 testSpeed = et; |
364 | | |
365 | 3.56k | if (fudge == 1) |
366 | 1.59k | { |
367 | | |
368 | | // Often APEX values are rounded to a power of two, |
369 | | // which results in non-standard shutter speeds. |
370 | | |
371 | 1.59k | if (et >= 0.1) |
372 | 923 | { |
373 | | |
374 | | // No fudging slower than 1/10 second |
375 | | |
376 | 923 | break; |
377 | | |
378 | 923 | } |
379 | | |
380 | 671 | else if (et >= 0.01) |
381 | 147 | { |
382 | | |
383 | | // Between 1/10 and 1/100 the commonly misrounded |
384 | | // speeds are 1/15, 1/30, 1/60, which are often encoded as |
385 | | // 1/16, 1/32, 1/64. Try fudging and see if we get |
386 | | // near a standard speed. |
387 | | |
388 | 147 | testSpeed *= 16.0 / 15.0; |
389 | | |
390 | 147 | } |
391 | | |
392 | 524 | else |
393 | 524 | { |
394 | | |
395 | | // Faster than 1/100, the commonly misrounded |
396 | | // speeds are 1/125, 1/250, 1/500, etc., which |
397 | | // are often encoded as 1/128, 1/256, 1/512. |
398 | | |
399 | 524 | testSpeed *= 128.0 / 125.0; |
400 | | |
401 | 524 | } |
402 | | |
403 | 1.59k | } |
404 | | |
405 | 166k | for (uint32 index = 0; index < count; index++) |
406 | 164k | { |
407 | | |
408 | 164k | if (testSpeed >= kStandardSpeed [index] * 0.98 && |
409 | 77.6k | testSpeed <= kStandardSpeed [index] * 1.02) |
410 | 430 | { |
411 | | |
412 | 430 | return kStandardSpeed [index]; |
413 | | |
414 | 430 | } |
415 | | |
416 | 164k | } |
417 | | |
418 | 2.64k | } |
419 | | |
420 | | // We are not near any standard speeds. Round the non-standard value to something |
421 | | // that looks reasonable. |
422 | | |
423 | 1.54k | if (et >= 10.0) |
424 | 654 | { |
425 | | |
426 | | // Round to nearest second. |
427 | | |
428 | 654 | et = floor (et + 0.5); |
429 | | |
430 | 654 | } |
431 | | |
432 | 890 | else if (et >= 0.5) |
433 | 189 | { |
434 | | |
435 | | // Round to nearest 1/10 second |
436 | | |
437 | 189 | et = floor (et * 10.0 + 0.5) * 0.1; |
438 | | |
439 | 189 | } |
440 | | |
441 | 701 | else if (et >= 1.0 / 20.0) |
442 | 123 | { |
443 | | |
444 | | // Round to an exact inverse. |
445 | | |
446 | 123 | et = 1.0 / floor (1.0 / et + 0.5); |
447 | | |
448 | 123 | } |
449 | | |
450 | 578 | else if (et >= 1.0 / 130.0) |
451 | 75 | { |
452 | | |
453 | | // Round inverse to multiple of 5 |
454 | | |
455 | 75 | et = 0.2 / floor (0.2 / et + 0.5); |
456 | | |
457 | 75 | } |
458 | | |
459 | 503 | else if (et >= 1.0 / 750.0) |
460 | 82 | { |
461 | | |
462 | | // Round inverse to multiple of 10 |
463 | | |
464 | 82 | et = 0.1 / floor (0.1 / et + 0.5); |
465 | | |
466 | 82 | } |
467 | | |
468 | 421 | else if (et >= 1.0 / 1300.0) |
469 | 90 | { |
470 | | |
471 | | // Round inverse to multiple of 50 |
472 | | |
473 | 90 | et = 0.02 / floor (0.02 / et + 0.5); |
474 | | |
475 | 90 | } |
476 | | |
477 | 331 | else if (et >= 1.0 / 15000.0) |
478 | 83 | { |
479 | | |
480 | | // Round inverse to multiple of 100 |
481 | | |
482 | 83 | et = 0.01 / floor (0.01 / et + 0.5); |
483 | | |
484 | 83 | } |
485 | | |
486 | 248 | else |
487 | 248 | { |
488 | | |
489 | | // Round inverse to multiple of 1000 |
490 | | |
491 | 248 | et = 0.001 / floor (0.001 / et + 0.5); |
492 | | |
493 | 248 | } |
494 | | |
495 | 1.54k | return et; |
496 | | |
497 | 1.97k | } |
498 | | |
499 | | /*****************************************************************************/ |
500 | | |
501 | | void dng_exif::SetExposureTime (real64 et, bool snap) |
502 | 2.17k | { |
503 | | |
504 | 2.17k | fExposureTime.Clear (); |
505 | | |
506 | 2.17k | fShutterSpeedValue.Clear (); |
507 | | |
508 | 2.17k | if (snap) |
509 | 2.17k | { |
510 | | |
511 | 2.17k | et = SnapExposureTime (et); |
512 | | |
513 | 2.17k | } |
514 | | |
515 | 2.17k | if (et >= 1.0 / 32768.0 && et <= 32768.0) |
516 | 1.44k | { |
517 | | |
518 | 1.44k | if (et >= 100.0) |
519 | 328 | { |
520 | | |
521 | 328 | fExposureTime.Set_real64 (et, 1); |
522 | | |
523 | 328 | } |
524 | | |
525 | 1.11k | else if (et >= 1.0) |
526 | 394 | { |
527 | | |
528 | 394 | fExposureTime.Set_real64 (et, 10); |
529 | | |
530 | 394 | fExposureTime.ReduceByFactor (10); |
531 | | |
532 | 394 | } |
533 | | |
534 | 722 | else if (et <= 0.1) |
535 | 453 | { |
536 | | |
537 | 453 | fExposureTime = dng_urational (1, Round_uint32 (1.0 / et)); |
538 | | |
539 | 453 | } |
540 | | |
541 | 269 | else |
542 | 269 | { |
543 | | |
544 | 269 | fExposureTime.Set_real64 (et, 100); |
545 | | |
546 | 269 | fExposureTime.ReduceByFactor (10); |
547 | | |
548 | 1.65k | for (uint32 f = 2; f <= 9; f++) |
549 | 1.52k | { |
550 | | |
551 | 1.52k | real64 z = 1.0 / (real64) f / et; |
552 | | |
553 | 1.52k | if (z >= 0.99 && z <= 1.01) |
554 | 134 | { |
555 | | |
556 | 134 | fExposureTime = dng_urational (1, f); |
557 | | |
558 | 134 | break; |
559 | | |
560 | 134 | } |
561 | | |
562 | 1.52k | } |
563 | | |
564 | 269 | } |
565 | | |
566 | | // Now mirror this value to the ShutterSpeedValue field. |
567 | | |
568 | 1.44k | et = fExposureTime.As_real64 (); |
569 | | |
570 | 1.44k | fShutterSpeedValue.Set_real64 (-log (et) / log (2.0), 1000000); |
571 | | |
572 | 1.44k | fShutterSpeedValue.ReduceByFactor (10); |
573 | 1.44k | fShutterSpeedValue.ReduceByFactor (10); |
574 | 1.44k | fShutterSpeedValue.ReduceByFactor (10); |
575 | 1.44k | fShutterSpeedValue.ReduceByFactor (10); |
576 | 1.44k | fShutterSpeedValue.ReduceByFactor (10); |
577 | 1.44k | fShutterSpeedValue.ReduceByFactor (10); |
578 | | |
579 | 1.44k | } |
580 | | |
581 | 2.17k | } |
582 | | |
583 | | /*****************************************************************************/ |
584 | | |
585 | | void dng_exif::SetShutterSpeedValue (real64 ss) |
586 | 1.00k | { |
587 | | |
588 | 1.00k | if (fExposureTime.NotValid ()) |
589 | 568 | { |
590 | | |
591 | 568 | real64 et = pow (2.0, -ss); |
592 | | |
593 | 568 | SetExposureTime (et, true); |
594 | | |
595 | 568 | } |
596 | | |
597 | 1.00k | } |
598 | | |
599 | | /******************************************************************************/ |
600 | | |
601 | | dng_urational dng_exif::EncodeFNumber (real64 fs) |
602 | 670 | { |
603 | | |
604 | 670 | dng_urational y; |
605 | | |
606 | 670 | if (fs > 10.0) |
607 | 135 | { |
608 | | |
609 | 135 | y.Set_real64 (fs, 1); |
610 | | |
611 | 135 | } |
612 | | |
613 | 535 | else if (fs < 1.0) |
614 | 227 | { |
615 | | |
616 | 227 | y.Set_real64 (fs, 100); |
617 | | |
618 | 227 | y.ReduceByFactor (10); |
619 | 227 | y.ReduceByFactor (10); |
620 | | |
621 | 227 | } |
622 | | |
623 | 308 | else |
624 | 308 | { |
625 | | |
626 | 308 | y.Set_real64 (fs, 10); |
627 | | |
628 | 308 | y.ReduceByFactor (10); |
629 | | |
630 | 308 | } |
631 | | |
632 | 670 | return y; |
633 | | |
634 | 670 | } |
635 | | |
636 | | /*****************************************************************************/ |
637 | | |
638 | | void dng_exif::SetFNumber (real64 fs) |
639 | 961 | { |
640 | | |
641 | 961 | fFNumber.Clear (); |
642 | | |
643 | 961 | fApertureValue.Clear (); |
644 | | |
645 | | // Allow f-number values less than 1.0 (e.g., f/0.95), even though they would |
646 | | // correspond to negative APEX values, which the EXIF specification does not |
647 | | // support (ApertureValue is a rational, not srational). The ApertureValue tag |
648 | | // will be omitted in the case where fs < 1.0. |
649 | | |
650 | 961 | if (fs > 0.0 && fs <= 32768.0) |
651 | 670 | { |
652 | | |
653 | 670 | fFNumber = EncodeFNumber (fs); |
654 | | |
655 | | // Now mirror this value to the ApertureValue field. |
656 | | |
657 | 670 | real64 av = FNumberToApertureValue (fFNumber); |
658 | | |
659 | 670 | if (av >= 0.0 && av <= 99.99) |
660 | 464 | { |
661 | | |
662 | 464 | fApertureValue.Set_real64 (av, 1000000); |
663 | | |
664 | 464 | fApertureValue.ReduceByFactor (10); |
665 | 464 | fApertureValue.ReduceByFactor (10); |
666 | 464 | fApertureValue.ReduceByFactor (10); |
667 | 464 | fApertureValue.ReduceByFactor (10); |
668 | 464 | fApertureValue.ReduceByFactor (10); |
669 | 464 | fApertureValue.ReduceByFactor (10); |
670 | | |
671 | 464 | } |
672 | | |
673 | 670 | } |
674 | | |
675 | 961 | } |
676 | | |
677 | | /*****************************************************************************/ |
678 | | |
679 | | void dng_exif::SetApertureValue (real64 av) |
680 | 255 | { |
681 | | |
682 | 255 | if (fFNumber.NotValid ()) |
683 | 116 | { |
684 | | |
685 | 116 | SetFNumber (ApertureValueToFNumber (av)); |
686 | | |
687 | 116 | } |
688 | | |
689 | 255 | } |
690 | | |
691 | | /*****************************************************************************/ |
692 | | |
693 | | real64 dng_exif::ApertureValueToFNumber (real64 av) |
694 | 116 | { |
695 | | |
696 | 116 | return pow (2.0, 0.5 * av); |
697 | | |
698 | 116 | } |
699 | | |
700 | | /*****************************************************************************/ |
701 | | |
702 | | real64 dng_exif::ApertureValueToFNumber (const dng_urational &av) |
703 | 0 | { |
704 | | |
705 | 0 | return ApertureValueToFNumber (av.As_real64 ()); |
706 | | |
707 | 0 | } |
708 | | |
709 | | /*****************************************************************************/ |
710 | | |
711 | | real64 dng_exif::FNumberToApertureValue (real64 fNumber) |
712 | 670 | { |
713 | | |
714 | 670 | return 2.0 * log (fNumber) / log (2.0); |
715 | | |
716 | 670 | } |
717 | | |
718 | | /*****************************************************************************/ |
719 | | |
720 | | real64 dng_exif::FNumberToApertureValue (const dng_urational &fNumber) |
721 | 670 | { |
722 | | |
723 | 670 | return FNumberToApertureValue (fNumber.As_real64 ()); |
724 | | |
725 | 670 | } |
726 | | |
727 | | /*****************************************************************************/ |
728 | | |
729 | | void dng_exif::UpdateDateTime (const dng_date_time_info &dt) |
730 | 0 | { |
731 | | |
732 | 0 | fDateTime = dt; |
733 | | |
734 | 0 | } |
735 | | |
736 | | /*****************************************************************************/ |
737 | | |
738 | | bool dng_exif::AtLeastVersion0230 () const |
739 | 0 | { |
740 | | |
741 | 0 | uint32 b0 = (fExifVersion >> 24) & 0xff; |
742 | 0 | uint32 b1 = (fExifVersion >> 16) & 0xff; |
743 | 0 | uint32 b2 = (fExifVersion >> 8) & 0xff; |
744 | |
|
745 | 0 | return (b0 > 0) || (b1 >= 2 && b2 >= 3); |
746 | | |
747 | 0 | } |
748 | | |
749 | | /*****************************************************************************/ |
750 | | |
751 | | bool dng_exif::ParseTag (dng_stream &stream, |
752 | | dng_shared &shared, |
753 | | uint32 parentCode, |
754 | | bool isMainIFD, |
755 | | uint32 tagCode, |
756 | | uint32 tagType, |
757 | | uint32 tagCount, |
758 | | uint64 tagOffset) |
759 | 78.0k | { |
760 | | |
761 | 78.0k | if (parentCode == 0) |
762 | 29.4k | { |
763 | | |
764 | 29.4k | if (Parse_ifd0 (stream, |
765 | 29.4k | shared, |
766 | 29.4k | parentCode, |
767 | 29.4k | tagCode, |
768 | 29.4k | tagType, |
769 | 29.4k | tagCount, |
770 | 29.4k | tagOffset)) |
771 | 2.69k | { |
772 | | |
773 | 2.69k | return true; |
774 | | |
775 | 2.69k | } |
776 | | |
777 | 75.3k | } |
778 | | |
779 | 75.3k | if (parentCode == 0 || isMainIFD) |
780 | 27.8k | { |
781 | | |
782 | 27.8k | if (Parse_ifd0_main (stream, |
783 | 27.8k | shared, |
784 | 27.8k | parentCode, |
785 | 27.8k | tagCode, |
786 | 27.8k | tagType, |
787 | 27.8k | tagCount, |
788 | 27.8k | tagOffset)) |
789 | 210 | { |
790 | | |
791 | 210 | return true; |
792 | | |
793 | 210 | } |
794 | | |
795 | 75.1k | } |
796 | | |
797 | 75.1k | if (parentCode == 0 || |
798 | 48.5k | parentCode == tcExifIFD) |
799 | 27.7k | { |
800 | | |
801 | 27.7k | if (Parse_ifd0_exif (stream, |
802 | 27.7k | shared, |
803 | 27.7k | parentCode, |
804 | 27.7k | tagCode, |
805 | 27.7k | tagType, |
806 | 27.7k | tagCount, |
807 | 27.7k | tagOffset)) |
808 | 8.10k | { |
809 | | |
810 | 8.10k | return true; |
811 | | |
812 | 8.10k | } |
813 | | |
814 | 67.0k | } |
815 | | |
816 | 67.0k | if (parentCode == tcGPSInfo) |
817 | 3.91k | { |
818 | | |
819 | 3.91k | if (Parse_gps (stream, |
820 | 3.91k | shared, |
821 | 3.91k | parentCode, |
822 | 3.91k | tagCode, |
823 | 3.91k | tagType, |
824 | 3.91k | tagCount, |
825 | 3.91k | tagOffset)) |
826 | 1.37k | { |
827 | | |
828 | 1.37k | return true; |
829 | | |
830 | 1.37k | } |
831 | | |
832 | 65.7k | } |
833 | | |
834 | 65.7k | if (parentCode == tcInteroperabilityIFD) |
835 | 2 | { |
836 | | |
837 | 2 | if (Parse_interoperability (stream, |
838 | 2 | shared, |
839 | 2 | parentCode, |
840 | 2 | tagCode, |
841 | 2 | tagType, |
842 | 2 | tagCount, |
843 | 2 | tagOffset)) |
844 | 0 | { |
845 | | |
846 | 0 | return true; |
847 | | |
848 | 0 | } |
849 | | |
850 | 65.7k | } |
851 | | |
852 | 65.7k | return false; |
853 | | |
854 | 65.7k | } |
855 | | |
856 | | /*****************************************************************************/ |
857 | | |
858 | | // Parses tags that should only appear in IFD 0. |
859 | | |
860 | | bool dng_exif::Parse_ifd0 (dng_stream &stream, |
861 | | dng_shared & /* shared */, |
862 | | uint32 parentCode, |
863 | | uint32 tagCode, |
864 | | uint32 tagType, |
865 | | uint32 tagCount, |
866 | | uint64 /* tagOffset */) |
867 | 29.4k | { |
868 | | |
869 | 29.4k | switch (tagCode) |
870 | 29.4k | { |
871 | | |
872 | 183 | case tcImageDescription: |
873 | 183 | { |
874 | | |
875 | 183 | CheckTagType (parentCode, tagCode, tagType, ttAscii); |
876 | | |
877 | 183 | ParseStringTag (stream, |
878 | 183 | parentCode, |
879 | 183 | tagCode, |
880 | 183 | tagCount, |
881 | 183 | fImageDescription); |
882 | | |
883 | | #if qDNGValidate |
884 | | |
885 | | if (gVerbose) |
886 | | { |
887 | | |
888 | | printf ("ImageDescription: "); |
889 | | |
890 | | DumpString (fImageDescription); |
891 | | |
892 | | printf ("\n"); |
893 | | |
894 | | } |
895 | | |
896 | | #endif |
897 | | |
898 | 183 | break; |
899 | | |
900 | 0 | } |
901 | | |
902 | 367 | case tcMake: |
903 | 367 | { |
904 | | |
905 | 367 | CheckTagType (parentCode, tagCode, tagType, ttAscii); |
906 | | |
907 | 367 | ParseStringTag (stream, |
908 | 367 | parentCode, |
909 | 367 | tagCode, |
910 | 367 | tagCount, |
911 | 367 | fMake); |
912 | | |
913 | | #if qDNGValidate |
914 | | |
915 | | if (gVerbose) |
916 | | { |
917 | | |
918 | | printf ("Make: "); |
919 | | |
920 | | DumpString (fMake); |
921 | | |
922 | | printf ("\n"); |
923 | | |
924 | | } |
925 | | |
926 | | #endif |
927 | | |
928 | 367 | break; |
929 | | |
930 | 0 | } |
931 | | |
932 | 358 | case tcModel: |
933 | 358 | { |
934 | | |
935 | 358 | CheckTagType (parentCode, tagCode, tagType, ttAscii); |
936 | | |
937 | 358 | ParseStringTag (stream, |
938 | 358 | parentCode, |
939 | 358 | tagCode, |
940 | 358 | tagCount, |
941 | 358 | fModel); |
942 | | |
943 | | #if qDNGValidate |
944 | | |
945 | | if (gVerbose) |
946 | | { |
947 | | |
948 | | printf ("Model: "); |
949 | | |
950 | | DumpString (fModel); |
951 | | |
952 | | printf ("\n"); |
953 | | |
954 | | } |
955 | | |
956 | | #endif |
957 | | |
958 | 358 | break; |
959 | | |
960 | 0 | } |
961 | | |
962 | 256 | case tcSoftware: |
963 | 256 | { |
964 | | |
965 | 256 | CheckTagType (parentCode, tagCode, tagType, ttAscii); |
966 | | |
967 | 256 | ParseStringTag (stream, |
968 | 256 | parentCode, |
969 | 256 | tagCode, |
970 | 256 | tagCount, |
971 | 256 | fSoftware); |
972 | | |
973 | | #if qDNGValidate |
974 | | |
975 | | if (gVerbose) |
976 | | { |
977 | | |
978 | | printf ("Software: "); |
979 | | |
980 | | DumpString (fSoftware); |
981 | | |
982 | | printf ("\n"); |
983 | | |
984 | | } |
985 | | |
986 | | #endif |
987 | | |
988 | 256 | break; |
989 | | |
990 | 0 | } |
991 | | |
992 | 321 | case tcDateTime: |
993 | 321 | { |
994 | | |
995 | 321 | uint64 tagPosition = stream.PositionInOriginalFile (); |
996 | | |
997 | 321 | dng_date_time dt; |
998 | | |
999 | 321 | if (!ParseDateTimeTag (stream, |
1000 | 321 | parentCode, |
1001 | 321 | tagCode, |
1002 | 321 | tagType, |
1003 | 321 | tagCount, |
1004 | 321 | dt)) |
1005 | 186 | { |
1006 | 186 | return false; |
1007 | 186 | } |
1008 | | |
1009 | 135 | fDateTime.SetDateTime (dt); |
1010 | | |
1011 | 135 | fDateTimeStorageInfo = dng_date_time_storage_info (tagPosition, |
1012 | 135 | dng_date_time_format_exif); |
1013 | | |
1014 | | #if qDNGValidate |
1015 | | |
1016 | | if (gVerbose) |
1017 | | { |
1018 | | |
1019 | | printf ("DateTime: "); |
1020 | | |
1021 | | DumpDateTime (fDateTime.DateTime ()); |
1022 | | |
1023 | | printf ("\n"); |
1024 | | |
1025 | | } |
1026 | | |
1027 | | #endif |
1028 | | |
1029 | 135 | break; |
1030 | | |
1031 | 135 | } |
1032 | | |
1033 | 38 | case tcArtist: |
1034 | 38 | { |
1035 | | |
1036 | 38 | CheckTagType (parentCode, tagCode, tagType, ttAscii); |
1037 | | |
1038 | 38 | ParseStringTag (stream, |
1039 | 38 | parentCode, |
1040 | 38 | tagCode, |
1041 | 38 | tagCount, |
1042 | 38 | fArtist); |
1043 | | |
1044 | | #if qDNGValidate |
1045 | | |
1046 | | if (gVerbose) |
1047 | | { |
1048 | | |
1049 | | printf ("Artist: "); |
1050 | | |
1051 | | DumpString (fArtist); |
1052 | | |
1053 | | printf ("\n"); |
1054 | | |
1055 | | } |
1056 | | |
1057 | | #endif |
1058 | | |
1059 | 38 | break; |
1060 | | |
1061 | 135 | } |
1062 | | |
1063 | 561 | case tcCopyright: |
1064 | 561 | { |
1065 | | |
1066 | 561 | CheckTagType (parentCode, tagCode, tagType, ttAscii); |
1067 | | |
1068 | 561 | ParseDualStringTag (stream, |
1069 | 561 | parentCode, |
1070 | 561 | tagCode, |
1071 | 561 | tagCount, |
1072 | 561 | fCopyright, |
1073 | 561 | fCopyright2); |
1074 | | |
1075 | | #if qDNGValidate |
1076 | | |
1077 | | if (gVerbose) |
1078 | | { |
1079 | | |
1080 | | printf ("Copyright: "); |
1081 | | |
1082 | | DumpString (fCopyright); |
1083 | | |
1084 | | if (fCopyright2.Get () [0] != 0) |
1085 | | { |
1086 | | |
1087 | | printf (" "); |
1088 | | |
1089 | | DumpString (fCopyright2); |
1090 | | |
1091 | | } |
1092 | | |
1093 | | printf ("\n"); |
1094 | | |
1095 | | } |
1096 | | |
1097 | | #endif |
1098 | | |
1099 | 561 | break; |
1100 | | |
1101 | 135 | } |
1102 | | |
1103 | 92 | case tcTIFF_EP_StandardID: |
1104 | 92 | { |
1105 | | |
1106 | 92 | CheckTagType (parentCode, tagCode, tagType, ttByte); |
1107 | | |
1108 | 92 | CheckTagCount (parentCode, tagCode, tagCount, 4); |
1109 | | |
1110 | 92 | uint32 b0 = stream.Get_uint8 (); |
1111 | 92 | uint32 b1 = stream.Get_uint8 (); |
1112 | 92 | uint32 b2 = stream.Get_uint8 (); |
1113 | 92 | uint32 b3 = stream.Get_uint8 (); |
1114 | | |
1115 | 92 | fTIFF_EP_StandardID = (b0 << 24) | (b1 << 16) | (b2 << 8) | b3; |
1116 | | |
1117 | | #if qDNGValidate |
1118 | | |
1119 | | if (gVerbose) |
1120 | | { |
1121 | | printf ("TIFF/EPStandardID: %u.%u.%u.%u\n", |
1122 | | (unsigned) b0, |
1123 | | (unsigned) b1, |
1124 | | (unsigned) b2, |
1125 | | (unsigned) b3); |
1126 | | } |
1127 | | |
1128 | | #endif |
1129 | | |
1130 | 92 | break; |
1131 | | |
1132 | 135 | } |
1133 | | |
1134 | 27 | case tcCameraSerialNumber: |
1135 | 46 | case tcKodakCameraSerialNumber: // Kodak uses a very similar tag. |
1136 | 46 | { |
1137 | | |
1138 | 46 | CheckTagType (parentCode, tagCode, tagType, ttAscii); |
1139 | | |
1140 | 46 | ParseStringTag (stream, |
1141 | 46 | parentCode, |
1142 | 46 | tagCode, |
1143 | 46 | tagCount, |
1144 | 46 | fCameraSerialNumber); |
1145 | | |
1146 | | #if qDNGValidate |
1147 | | |
1148 | | if (gVerbose) |
1149 | | { |
1150 | | |
1151 | | printf ("%s: ", LookupTagCode (parentCode, tagCode)); |
1152 | | |
1153 | | DumpString (fCameraSerialNumber); |
1154 | | |
1155 | | printf ("\n"); |
1156 | | |
1157 | | } |
1158 | | |
1159 | | #endif |
1160 | | |
1161 | 46 | break; |
1162 | | |
1163 | 27 | } |
1164 | | |
1165 | 763 | case tcLensInfo: |
1166 | 763 | { |
1167 | | |
1168 | 763 | CheckTagType (parentCode, tagCode, tagType, ttRational); |
1169 | | |
1170 | 763 | if (!CheckTagCount (parentCode, tagCode, tagCount, 4)) |
1171 | 37 | return false; |
1172 | | |
1173 | 726 | fLensInfo [0] = stream.TagValue_urational (tagType); |
1174 | 726 | fLensInfo [1] = stream.TagValue_urational (tagType); |
1175 | 726 | fLensInfo [2] = stream.TagValue_urational (tagType); |
1176 | 726 | fLensInfo [3] = stream.TagValue_urational (tagType); |
1177 | | |
1178 | | // Some third party software wrote zero rather and undefined values |
1179 | | // for unknown entries. Work around this bug. |
1180 | | |
1181 | 3.61k | for (uint32 j = 0; j < 4; j++) |
1182 | 2.88k | { |
1183 | | |
1184 | 2.88k | if (fLensInfo [j].IsValid () && fLensInfo [j].As_real64 () <= 0.0) |
1185 | 2.03k | { |
1186 | | |
1187 | 2.03k | fLensInfo [j] = dng_urational (0, 0); |
1188 | | |
1189 | | #if qDNGValidate |
1190 | | |
1191 | | ReportWarning ("Zero entry in LensInfo tag--should be undefined"); |
1192 | | |
1193 | | #endif |
1194 | | |
1195 | 2.03k | } |
1196 | | |
1197 | 2.88k | } |
1198 | | |
1199 | | #if qDNGValidate |
1200 | | |
1201 | | if (gVerbose) |
1202 | | { |
1203 | | |
1204 | | printf ("LensInfo: "); |
1205 | | |
1206 | | real64 minFL = fLensInfo [0].As_real64 (); |
1207 | | real64 maxFL = fLensInfo [1].As_real64 (); |
1208 | | |
1209 | | if (minFL == maxFL) |
1210 | | printf ("%0.1f mm", minFL); |
1211 | | else |
1212 | | printf ("%0.1f-%0.1f mm", minFL, maxFL); |
1213 | | |
1214 | | if (fLensInfo [2].d) |
1215 | | { |
1216 | | |
1217 | | real64 minFS = fLensInfo [2].As_real64 (); |
1218 | | real64 maxFS = fLensInfo [3].As_real64 (); |
1219 | | |
1220 | | if (minFS == maxFS) |
1221 | | printf (" f/%0.1f", minFS); |
1222 | | else |
1223 | | printf (" f/%0.1f-%0.1f", minFS, maxFS); |
1224 | | |
1225 | | } |
1226 | | |
1227 | | printf ("\n"); |
1228 | | |
1229 | | } |
1230 | | |
1231 | | #endif |
1232 | | |
1233 | 726 | break; |
1234 | | |
1235 | 726 | } |
1236 | | |
1237 | 26.4k | default: |
1238 | 26.4k | { |
1239 | | |
1240 | 26.4k | return false; |
1241 | | |
1242 | 726 | } |
1243 | | |
1244 | 2.69k | } |
1245 | | |
1246 | 2.69k | return true; |
1247 | | |
1248 | 2.69k | } |
1249 | | |
1250 | | /*****************************************************************************/ |
1251 | | |
1252 | | // Parses tags that should only appear in IFD 0 or the main image IFD. |
1253 | | |
1254 | | bool dng_exif::Parse_ifd0_main (dng_stream &stream, |
1255 | | dng_shared & /* shared */, |
1256 | | uint32 parentCode, |
1257 | | uint32 tagCode, |
1258 | | uint32 tagType, |
1259 | | uint32 tagCount, |
1260 | | uint64 /* tagOffset */) |
1261 | 27.8k | { |
1262 | | |
1263 | 27.8k | switch (tagCode) |
1264 | 27.8k | { |
1265 | | |
1266 | 31 | case tcFocalPlaneXResolution: |
1267 | 31 | { |
1268 | | |
1269 | 31 | CheckTagType (parentCode, tagCode, tagType, ttRational); |
1270 | | |
1271 | 31 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
1272 | | |
1273 | 31 | fFocalPlaneXResolution = stream.TagValue_urational (tagType); |
1274 | | |
1275 | | #if qDNGValidate |
1276 | | |
1277 | | if (gVerbose) |
1278 | | { |
1279 | | |
1280 | | printf ("FocalPlaneXResolution: %0.4f\n", |
1281 | | fFocalPlaneXResolution.As_real64 ()); |
1282 | | |
1283 | | } |
1284 | | |
1285 | | #endif |
1286 | | |
1287 | 31 | break; |
1288 | | |
1289 | 0 | } |
1290 | | |
1291 | 92 | case tcFocalPlaneYResolution: |
1292 | 92 | { |
1293 | | |
1294 | 92 | CheckTagType (parentCode, tagCode, tagType, ttRational); |
1295 | | |
1296 | 92 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
1297 | | |
1298 | 92 | fFocalPlaneYResolution = stream.TagValue_urational (tagType); |
1299 | | |
1300 | | #if qDNGValidate |
1301 | | |
1302 | | if (gVerbose) |
1303 | | { |
1304 | | |
1305 | | printf ("FocalPlaneYResolution: %0.4f\n", |
1306 | | fFocalPlaneYResolution.As_real64 ()); |
1307 | | |
1308 | | } |
1309 | | |
1310 | | #endif |
1311 | | |
1312 | 92 | break; |
1313 | | |
1314 | 0 | } |
1315 | | |
1316 | 39 | case tcFocalPlaneResolutionUnit: |
1317 | 39 | { |
1318 | | |
1319 | 39 | CheckTagType (parentCode, tagCode, tagType, ttShort); |
1320 | | |
1321 | 39 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
1322 | | |
1323 | 39 | fFocalPlaneResolutionUnit = stream.TagValue_uint32 (tagType); |
1324 | | |
1325 | | #if qDNGValidate |
1326 | | |
1327 | | if (gVerbose) |
1328 | | { |
1329 | | |
1330 | | printf ("FocalPlaneResolutionUnit: %s\n", |
1331 | | LookupResolutionUnit (fFocalPlaneResolutionUnit)); |
1332 | | |
1333 | | } |
1334 | | |
1335 | | #endif |
1336 | | |
1337 | 39 | break; |
1338 | | |
1339 | 0 | } |
1340 | | |
1341 | 48 | case tcSensingMethod: |
1342 | 48 | { |
1343 | | |
1344 | 48 | CheckTagType (parentCode, tagCode, tagType, ttShort); |
1345 | | |
1346 | 48 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
1347 | | |
1348 | 48 | fSensingMethod = stream.TagValue_uint32 (tagType); |
1349 | | |
1350 | | #if qDNGValidate |
1351 | | |
1352 | | if (gVerbose) |
1353 | | { |
1354 | | |
1355 | | printf ("SensingMethod: %s\n", |
1356 | | LookupSensingMethod (fSensingMethod)); |
1357 | | |
1358 | | } |
1359 | | |
1360 | | #endif |
1361 | | |
1362 | 48 | break; |
1363 | | |
1364 | 0 | } |
1365 | | |
1366 | 27.6k | default: |
1367 | 27.6k | { |
1368 | | |
1369 | 27.6k | return false; |
1370 | | |
1371 | 0 | } |
1372 | | |
1373 | 210 | } |
1374 | | |
1375 | 210 | return true; |
1376 | | |
1377 | 210 | } |
1378 | | |
1379 | | /*****************************************************************************/ |
1380 | | |
1381 | | // Parses tags that should only appear in IFD 0 or EXIF IFD. |
1382 | | |
1383 | | bool dng_exif::Parse_ifd0_exif (dng_stream &stream, |
1384 | | dng_shared & /* shared */, |
1385 | | uint32 parentCode, |
1386 | | uint32 tagCode, |
1387 | | uint32 tagType, |
1388 | | uint32 tagCount, |
1389 | | uint64 /* tagOffset */) |
1390 | 27.7k | { |
1391 | | |
1392 | 27.7k | switch (tagCode) |
1393 | 27.7k | { |
1394 | | |
1395 | 83 | case tcBatteryLevel: |
1396 | 83 | { |
1397 | | |
1398 | 83 | CheckTagType (parentCode, tagCode, tagType, ttRational, ttAscii); |
1399 | | |
1400 | 83 | if (tagType == ttAscii) |
1401 | 37 | { |
1402 | | |
1403 | 37 | ParseStringTag (stream, |
1404 | 37 | parentCode, |
1405 | 37 | tagCode, |
1406 | 37 | tagCount, |
1407 | 37 | fBatteryLevelA); |
1408 | | |
1409 | 37 | } |
1410 | | |
1411 | 46 | else |
1412 | 46 | { |
1413 | | |
1414 | 46 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
1415 | | |
1416 | 46 | fBatteryLevelR = stream.TagValue_urational (tagType); |
1417 | | |
1418 | 46 | } |
1419 | | |
1420 | | #if qDNGValidate |
1421 | | |
1422 | | if (gVerbose) |
1423 | | { |
1424 | | |
1425 | | printf ("BatteryLevel: "); |
1426 | | |
1427 | | if (tagType == ttAscii) |
1428 | | { |
1429 | | |
1430 | | DumpString (fBatteryLevelA); |
1431 | | |
1432 | | } |
1433 | | |
1434 | | else |
1435 | | { |
1436 | | |
1437 | | printf ("%0.2f", fBatteryLevelR.As_real64 ()); |
1438 | | |
1439 | | } |
1440 | | |
1441 | | printf ("\n"); |
1442 | | |
1443 | | } |
1444 | | |
1445 | | #endif |
1446 | | |
1447 | 83 | break; |
1448 | | |
1449 | 0 | } |
1450 | | |
1451 | 1.61k | case tcExposureTime: |
1452 | 1.61k | { |
1453 | | |
1454 | 1.61k | CheckTagType (parentCode, tagCode, tagType, ttRational); |
1455 | | |
1456 | 1.61k | CheckTagCount (parentCode, tagCode, tagCount, 1); |
1457 | | |
1458 | 1.61k | dng_urational et = stream.TagValue_urational (tagType); |
1459 | | |
1460 | 1.61k | SetExposureTime (et.As_real64 (), true); |
1461 | | |
1462 | | #if qDNGValidate |
1463 | | |
1464 | | if (gVerbose) |
1465 | | { |
1466 | | |
1467 | | printf ("ExposureTime: "); |
1468 | | |
1469 | | DumpExposureTime (et.As_real64 ()); |
1470 | | |
1471 | | printf ("\n"); |
1472 | | |
1473 | | } |
1474 | | |
1475 | | if (et.As_real64 () <= 0.0) |
1476 | | { |
1477 | | |
1478 | | ReportWarning ("The ExposureTime is <= 0"); |
1479 | | |
1480 | | } |
1481 | | |
1482 | | #endif |
1483 | | |
1484 | 1.61k | break; |
1485 | | |
1486 | 0 | } |
1487 | | |
1488 | 846 | case tcFNumber: |
1489 | 846 | { |
1490 | | |
1491 | 846 | CheckTagType (parentCode, tagCode, tagType, ttRational); |
1492 | | |
1493 | 846 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
1494 | | |
1495 | 846 | dng_urational fs = stream.TagValue_urational (tagType); |
1496 | | |
1497 | | // Sometimes "unknown" is recorded as zero. |
1498 | | |
1499 | 846 | if (fs.As_real64 () <= 0.0) |
1500 | 191 | { |
1501 | 191 | fs.Clear (); |
1502 | 191 | } |
1503 | | |
1504 | | #if qDNGValidate |
1505 | | |
1506 | | if (gVerbose) |
1507 | | { |
1508 | | |
1509 | | printf ("FNumber: f/%0.2f\n", |
1510 | | fs.As_real64 ()); |
1511 | | |
1512 | | } |
1513 | | |
1514 | | #endif |
1515 | | |
1516 | 846 | SetFNumber (fs.As_real64 ()); |
1517 | | |
1518 | 846 | break; |
1519 | | |
1520 | 0 | } |
1521 | | |
1522 | 25 | case tcExposureProgram: |
1523 | 25 | { |
1524 | | |
1525 | 25 | CheckTagType (parentCode, tagCode, tagType, ttShort); |
1526 | | |
1527 | 25 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
1528 | | |
1529 | 25 | fExposureProgram = stream.TagValue_uint32 (tagType); |
1530 | | |
1531 | | #if qDNGValidate |
1532 | | |
1533 | | if (gVerbose) |
1534 | | { |
1535 | | |
1536 | | printf ("ExposureProgram: %s\n", |
1537 | | LookupExposureProgram (fExposureProgram)); |
1538 | | |
1539 | | } |
1540 | | |
1541 | | #endif |
1542 | | |
1543 | 25 | break; |
1544 | | |
1545 | 0 | } |
1546 | | |
1547 | 155 | case tcISOSpeedRatings: |
1548 | 155 | { |
1549 | | |
1550 | 155 | CheckTagType (parentCode, tagCode, tagType, ttShort); |
1551 | | |
1552 | 155 | CheckTagCount (parentCode, tagCode, tagCount, 1, 3); |
1553 | | |
1554 | 544 | for (uint32 j = 0; j < tagCount && j < 3; j++) |
1555 | 389 | { |
1556 | | |
1557 | 389 | fISOSpeedRatings [j] = stream.TagValue_uint32 (tagType); |
1558 | | |
1559 | 389 | } |
1560 | | |
1561 | | #if qDNGValidate |
1562 | | |
1563 | | if (gVerbose) |
1564 | | { |
1565 | | |
1566 | | printf ("ISOSpeedRatings:"); |
1567 | | |
1568 | | for (uint32 j = 0; j < tagCount && j < 3; j++) |
1569 | | { |
1570 | | |
1571 | | printf (" %u", (unsigned) fISOSpeedRatings [j]); |
1572 | | |
1573 | | } |
1574 | | |
1575 | | printf ("\n"); |
1576 | | |
1577 | | } |
1578 | | |
1579 | | #endif |
1580 | | |
1581 | 155 | break; |
1582 | | |
1583 | 0 | } |
1584 | | |
1585 | 6 | case tcSensitivityType: |
1586 | 6 | { |
1587 | | |
1588 | 6 | CheckTagType (parentCode, tagCode, tagType, ttShort); |
1589 | | |
1590 | 6 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
1591 | | |
1592 | 6 | fSensitivityType = (uint32) stream.Get_uint16 (); |
1593 | | |
1594 | | #if qDNGValidate |
1595 | | |
1596 | | if (gVerbose) |
1597 | | { |
1598 | | |
1599 | | printf ("SensitivityType: %s\n", |
1600 | | LookupSensitivityType (fSensitivityType)); |
1601 | | |
1602 | | } |
1603 | | |
1604 | | #endif |
1605 | | |
1606 | 6 | break; |
1607 | | |
1608 | 0 | } |
1609 | | |
1610 | 42 | case tcStandardOutputSensitivity: |
1611 | 42 | { |
1612 | | |
1613 | 42 | CheckTagType (parentCode, tagCode, tagType, ttLong); |
1614 | | |
1615 | 42 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
1616 | | |
1617 | 42 | fStandardOutputSensitivity = stream.TagValue_uint32 (tagType); |
1618 | | |
1619 | | #if qDNGValidate |
1620 | | |
1621 | | if (gVerbose) |
1622 | | { |
1623 | | |
1624 | | printf ("StandardOutputSensitivity: %u\n", |
1625 | | (unsigned) fStandardOutputSensitivity); |
1626 | | |
1627 | | } |
1628 | | |
1629 | | #endif |
1630 | | |
1631 | 42 | break; |
1632 | | |
1633 | 0 | } |
1634 | | |
1635 | 52 | case tcRecommendedExposureIndex: |
1636 | 52 | { |
1637 | | |
1638 | 52 | CheckTagType (parentCode, tagCode, tagType, ttLong); |
1639 | | |
1640 | 52 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
1641 | | |
1642 | 52 | fRecommendedExposureIndex = stream.TagValue_uint32 (tagType); |
1643 | | |
1644 | | #if qDNGValidate |
1645 | | |
1646 | | if (gVerbose) |
1647 | | { |
1648 | | |
1649 | | printf ("RecommendedExposureIndex: %u\n", |
1650 | | (unsigned) fRecommendedExposureIndex); |
1651 | | |
1652 | | } |
1653 | | |
1654 | | #endif |
1655 | | |
1656 | 52 | break; |
1657 | | |
1658 | 0 | } |
1659 | | |
1660 | 14 | case tcISOSpeed: |
1661 | 14 | { |
1662 | | |
1663 | 14 | CheckTagType (parentCode, tagCode, tagType, ttLong); |
1664 | | |
1665 | 14 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
1666 | | |
1667 | 14 | fISOSpeed = stream.TagValue_uint32 (tagType); |
1668 | | |
1669 | | #if qDNGValidate |
1670 | | |
1671 | | if (gVerbose) |
1672 | | { |
1673 | | |
1674 | | printf ("ISOSpeed: %u\n", |
1675 | | (unsigned) fISOSpeed); |
1676 | | |
1677 | | } |
1678 | | |
1679 | | #endif |
1680 | | |
1681 | 14 | break; |
1682 | | |
1683 | 0 | } |
1684 | | |
1685 | 62 | case tcISOSpeedLatitudeyyy: |
1686 | 62 | { |
1687 | | |
1688 | 62 | CheckTagType (parentCode, tagCode, tagType, ttLong); |
1689 | | |
1690 | 62 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
1691 | | |
1692 | 62 | fISOSpeedLatitudeyyy = stream.TagValue_uint32 (tagType); |
1693 | | |
1694 | | #if qDNGValidate |
1695 | | |
1696 | | if (gVerbose) |
1697 | | { |
1698 | | |
1699 | | printf ("ISOSpeedLatitudeyyy: %u\n", |
1700 | | (unsigned) fISOSpeedLatitudeyyy); |
1701 | | |
1702 | | } |
1703 | | |
1704 | | #endif |
1705 | | |
1706 | 62 | break; |
1707 | | |
1708 | 0 | } |
1709 | | |
1710 | 20 | case tcISOSpeedLatitudezzz: |
1711 | 20 | { |
1712 | | |
1713 | 20 | CheckTagType (parentCode, tagCode, tagType, ttLong); |
1714 | | |
1715 | 20 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
1716 | | |
1717 | 20 | fISOSpeedLatitudezzz = stream.TagValue_uint32 (tagType); |
1718 | | |
1719 | | #if qDNGValidate |
1720 | | |
1721 | | if (gVerbose) |
1722 | | { |
1723 | | |
1724 | | printf ("ISOSpeedLatitudezzz: %u\n", |
1725 | | (unsigned) fISOSpeedLatitudezzz); |
1726 | | |
1727 | | } |
1728 | | |
1729 | | #endif |
1730 | | |
1731 | 20 | break; |
1732 | | |
1733 | 0 | } |
1734 | | |
1735 | 84 | case tcTimeZoneOffset: |
1736 | 84 | { |
1737 | | |
1738 | 84 | CheckTagType (parentCode, tagCode, tagType, ttSShort); |
1739 | | |
1740 | 84 | CheckTagCount (parentCode, tagCode, tagCount, 1, 2); |
1741 | | |
1742 | 84 | dng_time_zone zoneOriginal; |
1743 | | |
1744 | 84 | zoneOriginal.SetOffsetHours (stream.TagValue_int32 (tagType)); |
1745 | | |
1746 | 84 | fDateTimeOriginal.SetZone (zoneOriginal); |
1747 | | |
1748 | | #if 0 // MWG: Not filling in time zones unless we are sure. |
1749 | | |
1750 | | // Note that there is no "TimeZoneOffsetDigitized" field, so |
1751 | | // we assume the same tone zone as the original. |
1752 | | |
1753 | | fDateTimeDigitized.SetZone (zoneOriginal); |
1754 | | |
1755 | | #endif |
1756 | | |
1757 | 84 | dng_time_zone zoneCurrent; |
1758 | | |
1759 | 84 | if (tagCount >= 2) |
1760 | 38 | { |
1761 | | |
1762 | 38 | zoneCurrent.SetOffsetHours (stream.TagValue_int32 (tagType)); |
1763 | | |
1764 | 38 | fDateTime.SetZone (zoneCurrent); |
1765 | | |
1766 | 38 | } |
1767 | | |
1768 | | #if qDNGValidate |
1769 | | |
1770 | | if (gVerbose) |
1771 | | { |
1772 | | |
1773 | | printf ("TimeZoneOffset: DateTimeOriginal = %d", |
1774 | | (int) zoneOriginal.ExactHourOffset ()); |
1775 | | |
1776 | | if (tagCount >= 2) |
1777 | | { |
1778 | | |
1779 | | printf (", DateTime = %d", |
1780 | | (int) zoneCurrent.ExactHourOffset ()); |
1781 | | |
1782 | | } |
1783 | | |
1784 | | printf ("\n"); |
1785 | | |
1786 | | } |
1787 | | |
1788 | | #endif |
1789 | | |
1790 | 84 | break; |
1791 | | |
1792 | 0 | } |
1793 | | |
1794 | 57 | case tcSelfTimerMode: |
1795 | 57 | { |
1796 | | |
1797 | 57 | CheckTagType (parentCode, tagCode, tagType, ttShort); |
1798 | | |
1799 | 57 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
1800 | | |
1801 | 57 | fSelfTimerMode = stream.TagValue_uint32 (tagType); |
1802 | | |
1803 | | #if qDNGValidate |
1804 | | |
1805 | | if (gVerbose) |
1806 | | { |
1807 | | |
1808 | | printf ("SelfTimerMode: "); |
1809 | | |
1810 | | if (fSelfTimerMode) |
1811 | | { |
1812 | | |
1813 | | printf ("%u sec", (unsigned) fSelfTimerMode); |
1814 | | |
1815 | | } |
1816 | | |
1817 | | else |
1818 | | { |
1819 | | |
1820 | | printf ("Off"); |
1821 | | |
1822 | | } |
1823 | | |
1824 | | printf ("\n"); |
1825 | | |
1826 | | } |
1827 | | |
1828 | | #endif |
1829 | | |
1830 | 57 | break; |
1831 | | |
1832 | 0 | } |
1833 | | |
1834 | 97 | case tcExifVersion: |
1835 | 97 | { |
1836 | | |
1837 | 97 | CheckTagType (parentCode, tagCode, tagType, ttUndefined); |
1838 | | |
1839 | 97 | CheckTagCount (parentCode, tagCode, tagCount, 4); |
1840 | | |
1841 | 97 | uint32 b0 = stream.Get_uint8 (); |
1842 | 97 | uint32 b1 = stream.Get_uint8 (); |
1843 | 97 | uint32 b2 = stream.Get_uint8 (); |
1844 | 97 | uint32 b3 = stream.Get_uint8 (); |
1845 | | |
1846 | 97 | fExifVersion = (b0 << 24) | (b1 << 16) | (b2 << 8) | b3; |
1847 | | |
1848 | | #if qDNGValidate |
1849 | | |
1850 | | if (gVerbose) |
1851 | | { |
1852 | | |
1853 | | real64 x = (b0 - '0') * 10.00 + |
1854 | | (b1 - '0') * 1.00 + |
1855 | | (b2 - '0') * 0.10 + |
1856 | | (b3 - '0') * 0.01; |
1857 | | |
1858 | | printf ("ExifVersion: %0.2f\n", x); |
1859 | | |
1860 | | } |
1861 | | |
1862 | | #endif |
1863 | | |
1864 | 97 | break; |
1865 | | |
1866 | 0 | } |
1867 | | |
1868 | 399 | case tcDateTimeOriginal: |
1869 | 399 | { |
1870 | | |
1871 | 399 | uint64 tagPosition = stream.PositionInOriginalFile (); |
1872 | | |
1873 | 399 | dng_date_time dt; |
1874 | | |
1875 | 399 | if (!ParseDateTimeTag (stream, |
1876 | 399 | parentCode, |
1877 | 399 | tagCode, |
1878 | 399 | tagType, |
1879 | 399 | tagCount, |
1880 | 399 | dt)) |
1881 | 211 | { |
1882 | 211 | return false; |
1883 | 211 | } |
1884 | | |
1885 | 188 | fDateTimeOriginal.SetDateTime (dt); |
1886 | | |
1887 | 188 | fDateTimeOriginalStorageInfo = dng_date_time_storage_info (tagPosition, |
1888 | 188 | dng_date_time_format_exif); |
1889 | | |
1890 | | #if qDNGValidate |
1891 | | |
1892 | | if (gVerbose) |
1893 | | { |
1894 | | |
1895 | | printf ("DateTimeOriginal: "); |
1896 | | |
1897 | | DumpDateTime (fDateTimeOriginal.DateTime ()); |
1898 | | |
1899 | | printf ("\n"); |
1900 | | |
1901 | | } |
1902 | | |
1903 | | #endif |
1904 | | |
1905 | 188 | break; |
1906 | | |
1907 | 188 | } |
1908 | | |
1909 | 527 | case tcDateTimeDigitized: |
1910 | 527 | { |
1911 | | |
1912 | 527 | uint64 tagPosition = stream.PositionInOriginalFile (); |
1913 | | |
1914 | 527 | dng_date_time dt; |
1915 | | |
1916 | 527 | if (!ParseDateTimeTag (stream, |
1917 | 527 | parentCode, |
1918 | 527 | tagCode, |
1919 | 527 | tagType, |
1920 | 527 | tagCount, |
1921 | 527 | dt)) |
1922 | 398 | { |
1923 | 398 | return false; |
1924 | 398 | } |
1925 | | |
1926 | 129 | fDateTimeDigitized.SetDateTime (dt); |
1927 | | |
1928 | 129 | fDateTimeDigitizedStorageInfo = dng_date_time_storage_info (tagPosition, |
1929 | 129 | dng_date_time_format_exif); |
1930 | | |
1931 | | #if qDNGValidate |
1932 | | |
1933 | | if (gVerbose) |
1934 | | { |
1935 | | |
1936 | | printf ("DateTimeDigitized: "); |
1937 | | |
1938 | | DumpDateTime (fDateTimeDigitized.DateTime ()); |
1939 | | |
1940 | | printf ("\n"); |
1941 | | |
1942 | | } |
1943 | | |
1944 | | #endif |
1945 | | |
1946 | 129 | break; |
1947 | | |
1948 | 129 | } |
1949 | | |
1950 | 42 | case tcComponentsConfiguration: |
1951 | 42 | { |
1952 | | |
1953 | 42 | CheckTagType (parentCode, tagCode, tagType, ttUndefined); |
1954 | | |
1955 | 42 | CheckTagCount (parentCode, tagCode, tagCount, 4); |
1956 | | |
1957 | 42 | uint32 b0 = stream.Get_uint8 (); |
1958 | 42 | uint32 b1 = stream.Get_uint8 (); |
1959 | 42 | uint32 b2 = stream.Get_uint8 (); |
1960 | 42 | uint32 b3 = stream.Get_uint8 (); |
1961 | | |
1962 | 42 | fComponentsConfiguration = (b0 << 24) | (b1 << 16) | (b2 << 8) | b3; |
1963 | | |
1964 | | #if qDNGValidate |
1965 | | |
1966 | | if (gVerbose) |
1967 | | { |
1968 | | |
1969 | | printf ("ComponentsConfiguration: %s %s %s %s\n", |
1970 | | LookupComponent (b0), |
1971 | | LookupComponent (b1), |
1972 | | LookupComponent (b2), |
1973 | | LookupComponent (b3)); |
1974 | | |
1975 | | } |
1976 | | |
1977 | | #endif |
1978 | | |
1979 | 42 | break; |
1980 | | |
1981 | 129 | } |
1982 | | |
1983 | 66 | case tcCompressedBitsPerPixel: |
1984 | 66 | { |
1985 | | |
1986 | 66 | CheckTagType (parentCode, tagCode, tagType, ttRational); |
1987 | | |
1988 | 66 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
1989 | | |
1990 | 66 | fCompresssedBitsPerPixel = stream.TagValue_urational (tagType); |
1991 | | |
1992 | | #if qDNGValidate |
1993 | | |
1994 | | if (gVerbose) |
1995 | | { |
1996 | | |
1997 | | printf ("CompressedBitsPerPixel: %0.2f\n", |
1998 | | fCompresssedBitsPerPixel.As_real64 ()); |
1999 | | |
2000 | | } |
2001 | | |
2002 | | #endif |
2003 | | |
2004 | 66 | break; |
2005 | | |
2006 | 129 | } |
2007 | | |
2008 | 1.00k | case tcShutterSpeedValue: |
2009 | 1.00k | { |
2010 | | |
2011 | 1.00k | CheckTagType (parentCode, tagCode, tagType, ttSRational); |
2012 | | |
2013 | 1.00k | CheckTagCount (parentCode, tagCode, tagCount, 1); |
2014 | | |
2015 | 1.00k | dng_srational ss = stream.TagValue_srational (tagType); |
2016 | | |
2017 | | #if qDNGValidate |
2018 | | |
2019 | | if (gVerbose) |
2020 | | { |
2021 | | |
2022 | | printf ("ShutterSpeedValue: "); |
2023 | | |
2024 | | real64 x = pow (2.0, -ss.As_real64 ()); |
2025 | | |
2026 | | DumpExposureTime (x); |
2027 | | |
2028 | | printf ("\n"); |
2029 | | |
2030 | | } |
2031 | | |
2032 | | // The ExposureTime and ShutterSpeedValue tags should be consistent. |
2033 | | |
2034 | | if (fExposureTime.IsValid ()) |
2035 | | { |
2036 | | |
2037 | | real64 et = fExposureTime.As_real64 (); |
2038 | | |
2039 | | real64 tv1 = -1.0 * log (et) / log (2.0); |
2040 | | |
2041 | | real64 tv2 = ss.As_real64 (); |
2042 | | |
2043 | | // Make sure they are within 0.25 APEX values. |
2044 | | |
2045 | | if (Abs_real64 (tv1 - tv2) > 0.25) |
2046 | | { |
2047 | | |
2048 | | ReportWarning ("The ExposureTime and ShutterSpeedValue tags have conflicting values"); |
2049 | | |
2050 | | } |
2051 | | |
2052 | | } |
2053 | | |
2054 | | #endif |
2055 | | |
2056 | 1.00k | SetShutterSpeedValue (ss.As_real64 ()); |
2057 | | |
2058 | 1.00k | break; |
2059 | | |
2060 | 129 | } |
2061 | | |
2062 | 257 | case tcApertureValue: |
2063 | 257 | { |
2064 | | |
2065 | 257 | CheckTagType (parentCode, tagCode, tagType, ttRational); |
2066 | | |
2067 | 257 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
2068 | | |
2069 | 257 | dng_urational av = stream.TagValue_urational (tagType); |
2070 | | |
2071 | | #if qDNGValidate |
2072 | | |
2073 | | if (gVerbose) |
2074 | | { |
2075 | | |
2076 | | real64 x = pow (2.0, 0.5 * av.As_real64 ()); |
2077 | | |
2078 | | printf ("ApertureValue: f/%0.2f\n", x); |
2079 | | |
2080 | | } |
2081 | | |
2082 | | // The FNumber and ApertureValue tags should be consistent. |
2083 | | |
2084 | | if (fFNumber.IsValid () && av.IsValid ()) |
2085 | | { |
2086 | | |
2087 | | real64 fs = fFNumber.As_real64 (); |
2088 | | |
2089 | | real64 av1 = FNumberToApertureValue (fs); |
2090 | | |
2091 | | real64 av2 = av.As_real64 (); |
2092 | | |
2093 | | if (Abs_real64 (av1 - av2) > 0.25) |
2094 | | { |
2095 | | |
2096 | | ReportWarning ("The FNumber and ApertureValue tags have conflicting values"); |
2097 | | |
2098 | | } |
2099 | | |
2100 | | } |
2101 | | |
2102 | | #endif |
2103 | | |
2104 | 257 | SetApertureValue (av.As_real64 ()); |
2105 | | |
2106 | 257 | break; |
2107 | | |
2108 | 129 | } |
2109 | | |
2110 | 27 | case tcBrightnessValue: |
2111 | 27 | { |
2112 | | |
2113 | 27 | CheckTagType (parentCode, tagCode, tagType, ttSRational); |
2114 | | |
2115 | 27 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
2116 | | |
2117 | 27 | fBrightnessValue = stream.TagValue_srational (tagType); |
2118 | | |
2119 | | #if qDNGValidate |
2120 | | |
2121 | | if (gVerbose) |
2122 | | { |
2123 | | |
2124 | | printf ("BrightnessValue: %0.2f\n", |
2125 | | fBrightnessValue.As_real64 ()); |
2126 | | |
2127 | | } |
2128 | | |
2129 | | #endif |
2130 | | |
2131 | 27 | break; |
2132 | | |
2133 | 129 | } |
2134 | | |
2135 | 56 | case tcExposureBiasValue: |
2136 | 56 | { |
2137 | | |
2138 | 56 | CheckTagType (parentCode, tagCode, tagType, ttSRational); |
2139 | | |
2140 | 56 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
2141 | | |
2142 | 56 | fExposureBiasValue = stream.TagValue_srational (tagType); |
2143 | | |
2144 | | #if qDNGValidate |
2145 | | |
2146 | | if (gVerbose) |
2147 | | { |
2148 | | |
2149 | | printf ("ExposureBiasValue: %0.2f\n", |
2150 | | fExposureBiasValue.As_real64 ()); |
2151 | | |
2152 | | } |
2153 | | |
2154 | | #endif |
2155 | | |
2156 | 56 | break; |
2157 | | |
2158 | 129 | } |
2159 | | |
2160 | 80 | case tcMaxApertureValue: |
2161 | 80 | { |
2162 | | |
2163 | 80 | CheckTagType (parentCode, tagCode, tagType, ttRational); |
2164 | | |
2165 | 80 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
2166 | | |
2167 | 80 | fMaxApertureValue = stream.TagValue_urational (tagType); |
2168 | | |
2169 | | #if qDNGValidate |
2170 | | |
2171 | | if (gVerbose) |
2172 | | { |
2173 | | |
2174 | | real64 x = pow (2.0, 0.5 * fMaxApertureValue.As_real64 ()); |
2175 | | |
2176 | | printf ("MaxApertureValue: f/%0.1f\n", x); |
2177 | | |
2178 | | } |
2179 | | |
2180 | | #endif |
2181 | | |
2182 | 80 | break; |
2183 | | |
2184 | 129 | } |
2185 | | |
2186 | 31 | case tcSubjectDistance: |
2187 | 31 | { |
2188 | | |
2189 | 31 | CheckTagType (parentCode, tagCode, tagType, ttRational); |
2190 | | |
2191 | 31 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
2192 | | |
2193 | 31 | fSubjectDistance = stream.TagValue_urational (tagType); |
2194 | | |
2195 | 31 | fApproxFocusDistance = fSubjectDistance; |
2196 | | |
2197 | | #if qDNGValidate |
2198 | | |
2199 | | if (gVerbose) |
2200 | | { |
2201 | | |
2202 | | printf ("SubjectDistance: %u/%u\n", |
2203 | | (unsigned) fSubjectDistance.n, |
2204 | | (unsigned) fSubjectDistance.d); |
2205 | | |
2206 | | } |
2207 | | |
2208 | | #endif |
2209 | | |
2210 | 31 | break; |
2211 | | |
2212 | 129 | } |
2213 | | |
2214 | 59 | case tcMeteringMode: |
2215 | 59 | { |
2216 | | |
2217 | 59 | CheckTagType (parentCode, tagCode, tagType, ttShort); |
2218 | | |
2219 | 59 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
2220 | | |
2221 | 59 | fMeteringMode = stream.TagValue_uint32 (tagType); |
2222 | | |
2223 | | #if qDNGValidate |
2224 | | |
2225 | | if (gVerbose) |
2226 | | { |
2227 | | |
2228 | | printf ("MeteringMode: %s\n", |
2229 | | LookupMeteringMode (fMeteringMode)); |
2230 | | |
2231 | | } |
2232 | | |
2233 | | #endif |
2234 | | |
2235 | 59 | break; |
2236 | | |
2237 | 129 | } |
2238 | | |
2239 | 11 | case tcLightSource: |
2240 | 11 | { |
2241 | | |
2242 | 11 | CheckTagType (parentCode, tagCode, tagType, ttShort); |
2243 | | |
2244 | 11 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
2245 | | |
2246 | 11 | fLightSource = stream.TagValue_uint32 (tagType); |
2247 | | |
2248 | | #if qDNGValidate |
2249 | | |
2250 | | if (gVerbose) |
2251 | | { |
2252 | | |
2253 | | printf ("LightSource: %s\n", |
2254 | | LookupLightSource (fLightSource)); |
2255 | | |
2256 | | } |
2257 | | |
2258 | | #endif |
2259 | | |
2260 | 11 | break; |
2261 | | |
2262 | 129 | } |
2263 | | |
2264 | 66 | case tcFlash: |
2265 | 66 | { |
2266 | | |
2267 | 66 | CheckTagType (parentCode, tagCode, tagType, ttShort); |
2268 | | |
2269 | 66 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
2270 | | |
2271 | 66 | fFlash = stream.TagValue_uint32 (tagType); |
2272 | | |
2273 | | #if qDNGValidate |
2274 | | |
2275 | | if (gVerbose) |
2276 | | { |
2277 | | |
2278 | | printf ("Flash: %u\n", (unsigned) fFlash); |
2279 | | |
2280 | | if ((fFlash >> 5) & 1) |
2281 | | { |
2282 | | printf (" No flash function\n"); |
2283 | | } |
2284 | | |
2285 | | else |
2286 | | { |
2287 | | |
2288 | | if (fFlash & 0x1) |
2289 | | { |
2290 | | |
2291 | | printf (" Flash fired\n"); |
2292 | | |
2293 | | switch ((fFlash >> 1) & 0x3) |
2294 | | { |
2295 | | |
2296 | | case 2: |
2297 | | printf (" Strobe return light not detected\n"); |
2298 | | break; |
2299 | | |
2300 | | case 3: |
2301 | | printf (" Strobe return light detected\n"); |
2302 | | break; |
2303 | | |
2304 | | } |
2305 | | |
2306 | | } |
2307 | | |
2308 | | else |
2309 | | { |
2310 | | printf (" Flash did not fire\n"); |
2311 | | } |
2312 | | |
2313 | | switch ((fFlash >> 3) & 0x3) |
2314 | | { |
2315 | | |
2316 | | case 1: |
2317 | | printf (" Compulsory flash firing\n"); |
2318 | | break; |
2319 | | |
2320 | | case 2: |
2321 | | printf (" Compulsory flash suppression\n"); |
2322 | | break; |
2323 | | |
2324 | | case 3: |
2325 | | printf (" Auto mode\n"); |
2326 | | break; |
2327 | | |
2328 | | } |
2329 | | |
2330 | | if ((fFlash >> 6) & 1) |
2331 | | { |
2332 | | printf (" Red-eye reduction supported\n"); |
2333 | | } |
2334 | | |
2335 | | } |
2336 | | |
2337 | | } |
2338 | | |
2339 | | #endif |
2340 | | |
2341 | 66 | break; |
2342 | | |
2343 | 129 | } |
2344 | | |
2345 | 106 | case tcFocalLength: |
2346 | 106 | { |
2347 | | |
2348 | 106 | CheckTagType (parentCode, tagCode, tagType, ttRational); |
2349 | | |
2350 | 106 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
2351 | | |
2352 | 106 | fFocalLength = stream.TagValue_urational (tagType); |
2353 | | |
2354 | | // Sometimes "unknown" is recorded as zero. |
2355 | | |
2356 | 106 | if (fFocalLength.As_real64 () <= 0.0) |
2357 | 17 | { |
2358 | 17 | fFocalLength.Clear (); |
2359 | 17 | } |
2360 | | |
2361 | | #if qDNGValidate |
2362 | | |
2363 | | if (gVerbose) |
2364 | | { |
2365 | | |
2366 | | printf ("FocalLength: %0.1f mm\n", |
2367 | | fFocalLength.As_real64 ()); |
2368 | | |
2369 | | } |
2370 | | |
2371 | | #endif |
2372 | | |
2373 | 106 | break; |
2374 | | |
2375 | 129 | } |
2376 | | |
2377 | 50 | case tcImageNumber: |
2378 | 50 | { |
2379 | | |
2380 | 50 | CheckTagType (parentCode, tagCode, tagType, ttShort, ttLong); |
2381 | | |
2382 | 50 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
2383 | | |
2384 | 50 | fImageNumber = stream.TagValue_uint32 (tagType); |
2385 | | |
2386 | | #if qDNGValidate |
2387 | | |
2388 | | if (gVerbose) |
2389 | | { |
2390 | | printf ("ImageNumber: %u\n", (unsigned) fImageNumber); |
2391 | | } |
2392 | | |
2393 | | #endif |
2394 | | |
2395 | 50 | break; |
2396 | | |
2397 | 129 | } |
2398 | | |
2399 | 270 | case tcExposureIndex: |
2400 | 306 | case tcExposureIndexExif: |
2401 | 306 | { |
2402 | | |
2403 | 306 | CheckTagType (parentCode, tagCode, tagType, ttRational); |
2404 | | |
2405 | 306 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
2406 | | |
2407 | 306 | fExposureIndex = stream.TagValue_urational (tagType); |
2408 | | |
2409 | | #if qDNGValidate |
2410 | | |
2411 | | if (gVerbose) |
2412 | | { |
2413 | | |
2414 | | printf ("%s: ISO %0.1f\n", |
2415 | | LookupTagCode (parentCode, tagCode), |
2416 | | fExposureIndex.As_real64 ()); |
2417 | | |
2418 | | } |
2419 | | |
2420 | | #endif |
2421 | | |
2422 | 306 | break; |
2423 | | |
2424 | 270 | } |
2425 | | |
2426 | 1.06k | case tcUserComment: |
2427 | 1.06k | { |
2428 | | |
2429 | 1.06k | CheckTagType (parentCode, tagCode, tagType, ttUndefined); |
2430 | | |
2431 | 1.06k | ParseEncodedStringTag (stream, |
2432 | 1.06k | parentCode, |
2433 | 1.06k | tagCode, |
2434 | 1.06k | tagCount, |
2435 | 1.06k | fUserComment); |
2436 | | |
2437 | | #if qDNGValidate |
2438 | | |
2439 | | if (gVerbose) |
2440 | | { |
2441 | | |
2442 | | printf ("UserComment: "); |
2443 | | |
2444 | | DumpString (fUserComment); |
2445 | | |
2446 | | printf ("\n"); |
2447 | | |
2448 | | } |
2449 | | |
2450 | | #endif |
2451 | | |
2452 | 1.06k | break; |
2453 | | |
2454 | 270 | } |
2455 | | |
2456 | 61 | case tcSubsecTime: |
2457 | 61 | { |
2458 | | |
2459 | 61 | CheckTagType (parentCode, tagCode, tagType, ttAscii); |
2460 | | |
2461 | 61 | dng_string subsecs; |
2462 | | |
2463 | 61 | ParseStringTag (stream, |
2464 | 61 | parentCode, |
2465 | 61 | tagCode, |
2466 | 61 | tagCount, |
2467 | 61 | subsecs); |
2468 | | |
2469 | 61 | fDateTime.SetSubseconds (subsecs); |
2470 | | |
2471 | | #if qDNGValidate |
2472 | | |
2473 | | if (gVerbose) |
2474 | | { |
2475 | | |
2476 | | printf ("SubsecTime: "); |
2477 | | |
2478 | | DumpString (subsecs); |
2479 | | |
2480 | | printf ("\n"); |
2481 | | |
2482 | | } |
2483 | | |
2484 | | #endif |
2485 | | |
2486 | 61 | break; |
2487 | | |
2488 | 270 | } |
2489 | | |
2490 | 51 | case tcSubsecTimeOriginal: |
2491 | 51 | { |
2492 | | |
2493 | 51 | CheckTagType (parentCode, tagCode, tagType, ttAscii); |
2494 | | |
2495 | 51 | dng_string subsecs; |
2496 | | |
2497 | 51 | ParseStringTag (stream, |
2498 | 51 | parentCode, |
2499 | 51 | tagCode, |
2500 | 51 | tagCount, |
2501 | 51 | subsecs); |
2502 | | |
2503 | 51 | fDateTimeOriginal.SetSubseconds (subsecs); |
2504 | | |
2505 | | #if qDNGValidate |
2506 | | |
2507 | | if (gVerbose) |
2508 | | { |
2509 | | |
2510 | | printf ("SubsecTimeOriginal: "); |
2511 | | |
2512 | | DumpString (subsecs); |
2513 | | |
2514 | | printf ("\n"); |
2515 | | |
2516 | | } |
2517 | | |
2518 | | #endif |
2519 | | |
2520 | 51 | break; |
2521 | | |
2522 | 270 | } |
2523 | | |
2524 | 254 | case tcSubsecTimeDigitized: |
2525 | 254 | { |
2526 | | |
2527 | 254 | CheckTagType (parentCode, tagCode, tagType, ttAscii); |
2528 | | |
2529 | 254 | dng_string subsecs; |
2530 | | |
2531 | 254 | ParseStringTag (stream, |
2532 | 254 | parentCode, |
2533 | 254 | tagCode, |
2534 | 254 | tagCount, |
2535 | 254 | subsecs); |
2536 | | |
2537 | 254 | fDateTimeDigitized.SetSubseconds (subsecs); |
2538 | | |
2539 | | #if qDNGValidate |
2540 | | |
2541 | | if (gVerbose) |
2542 | | { |
2543 | | |
2544 | | printf ("SubsecTimeDigitized: "); |
2545 | | |
2546 | | DumpString (subsecs); |
2547 | | |
2548 | | printf ("\n"); |
2549 | | |
2550 | | } |
2551 | | |
2552 | | #endif |
2553 | | |
2554 | 254 | break; |
2555 | | |
2556 | 270 | } |
2557 | | |
2558 | 58 | case tcFlashPixVersion: |
2559 | 58 | { |
2560 | | |
2561 | 58 | CheckTagType (parentCode, tagCode, tagType, ttUndefined); |
2562 | | |
2563 | 58 | CheckTagCount (parentCode, tagCode, tagCount, 4); |
2564 | | |
2565 | 58 | uint32 b0 = stream.Get_uint8 (); |
2566 | 58 | uint32 b1 = stream.Get_uint8 (); |
2567 | 58 | uint32 b2 = stream.Get_uint8 (); |
2568 | 58 | uint32 b3 = stream.Get_uint8 (); |
2569 | | |
2570 | 58 | fFlashPixVersion = (b0 << 24) | (b1 << 16) | (b2 << 8) | b3; |
2571 | | |
2572 | | #if qDNGValidate |
2573 | | |
2574 | | if (gVerbose) |
2575 | | { |
2576 | | |
2577 | | real64 x = (b0 - '0') * 10.00 + |
2578 | | (b1 - '0') * 1.00 + |
2579 | | (b2 - '0') * 0.10 + |
2580 | | (b3 - '0') * 0.01; |
2581 | | |
2582 | | printf ("FlashPixVersion: %0.2f\n", x); |
2583 | | |
2584 | | } |
2585 | | |
2586 | | #endif |
2587 | | |
2588 | 58 | break; |
2589 | | |
2590 | 270 | } |
2591 | | |
2592 | 29 | case tcColorSpace: |
2593 | 29 | { |
2594 | | |
2595 | 29 | CheckTagType (parentCode, tagCode, tagType, ttShort); |
2596 | | |
2597 | 29 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
2598 | | |
2599 | 29 | fColorSpace = stream.TagValue_uint32 (tagType); |
2600 | | |
2601 | | #if qDNGValidate |
2602 | | |
2603 | | if (gVerbose) |
2604 | | { |
2605 | | |
2606 | | printf ("ColorSpace: %s\n", |
2607 | | LookupColorSpace (fColorSpace)); |
2608 | | |
2609 | | } |
2610 | | |
2611 | | #endif |
2612 | | |
2613 | 29 | break; |
2614 | | |
2615 | 270 | } |
2616 | | |
2617 | 51 | case tcPixelXDimension: |
2618 | 51 | { |
2619 | | |
2620 | 51 | CheckTagType (parentCode, tagCode, tagType, ttShort, ttLong); |
2621 | | |
2622 | 51 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
2623 | | |
2624 | 51 | fPixelXDimension = stream.TagValue_uint32 (tagType); |
2625 | | |
2626 | | #if qDNGValidate |
2627 | | |
2628 | | if (gVerbose) |
2629 | | { |
2630 | | printf ("PixelXDimension: %u\n", (unsigned) fPixelXDimension); |
2631 | | } |
2632 | | |
2633 | | #endif |
2634 | | |
2635 | 51 | break; |
2636 | | |
2637 | 270 | } |
2638 | | |
2639 | 16 | case tcPixelYDimension: |
2640 | 16 | { |
2641 | | |
2642 | 16 | CheckTagType (parentCode, tagCode, tagType, ttShort, ttLong); |
2643 | | |
2644 | 16 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
2645 | | |
2646 | 16 | fPixelYDimension = stream.TagValue_uint32 (tagType); |
2647 | | |
2648 | | #if qDNGValidate |
2649 | | |
2650 | | if (gVerbose) |
2651 | | { |
2652 | | printf ("PixelYDimension: %u\n", (unsigned) fPixelYDimension); |
2653 | | } |
2654 | | |
2655 | | #endif |
2656 | | |
2657 | 16 | break; |
2658 | | |
2659 | 270 | } |
2660 | | |
2661 | 27 | case tcFocalPlaneXResolutionExif: |
2662 | 27 | { |
2663 | | |
2664 | 27 | CheckTagType (parentCode, tagCode, tagType, ttRational); |
2665 | | |
2666 | 27 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
2667 | | |
2668 | 27 | fFocalPlaneXResolution = stream.TagValue_urational (tagType); |
2669 | | |
2670 | | #if qDNGValidate |
2671 | | |
2672 | | if (gVerbose) |
2673 | | { |
2674 | | |
2675 | | printf ("FocalPlaneXResolutionExif: %0.4f\n", |
2676 | | fFocalPlaneXResolution.As_real64 ()); |
2677 | | |
2678 | | } |
2679 | | |
2680 | | #endif |
2681 | | |
2682 | 27 | break; |
2683 | | |
2684 | 270 | } |
2685 | | |
2686 | 14 | case tcFocalPlaneYResolutionExif: |
2687 | 14 | { |
2688 | | |
2689 | 14 | CheckTagType (parentCode, tagCode, tagType, ttRational); |
2690 | | |
2691 | 14 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
2692 | | |
2693 | 14 | fFocalPlaneYResolution = stream.TagValue_urational (tagType); |
2694 | | |
2695 | | #if qDNGValidate |
2696 | | |
2697 | | if (gVerbose) |
2698 | | { |
2699 | | |
2700 | | printf ("FocalPlaneYResolutionExif: %0.4f\n", |
2701 | | fFocalPlaneYResolution.As_real64 ()); |
2702 | | |
2703 | | } |
2704 | | |
2705 | | #endif |
2706 | | |
2707 | 14 | break; |
2708 | | |
2709 | 270 | } |
2710 | | |
2711 | 37 | case tcFocalPlaneResolutionUnitExif: |
2712 | 37 | { |
2713 | | |
2714 | 37 | CheckTagType (parentCode, tagCode, tagType, ttShort); |
2715 | | |
2716 | 37 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
2717 | | |
2718 | 37 | fFocalPlaneResolutionUnit = stream.TagValue_uint32 (tagType); |
2719 | | |
2720 | | #if qDNGValidate |
2721 | | |
2722 | | if (gVerbose) |
2723 | | { |
2724 | | |
2725 | | printf ("FocalPlaneResolutionUnitExif: %s\n", |
2726 | | LookupResolutionUnit (fFocalPlaneResolutionUnit)); |
2727 | | |
2728 | | } |
2729 | | |
2730 | | #endif |
2731 | | |
2732 | 37 | break; |
2733 | | |
2734 | 270 | } |
2735 | | |
2736 | 14 | case tcSensingMethodExif: |
2737 | 14 | { |
2738 | | |
2739 | 14 | CheckTagType (parentCode, tagCode, tagType, ttShort); |
2740 | | |
2741 | 14 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
2742 | | |
2743 | 14 | fSensingMethod = stream.TagValue_uint32 (tagType); |
2744 | | |
2745 | | #if qDNGValidate |
2746 | | |
2747 | | if (gVerbose) |
2748 | | { |
2749 | | |
2750 | | printf ("SensingMethodExif: %s\n", |
2751 | | LookupSensingMethod (fSensingMethod)); |
2752 | | |
2753 | | } |
2754 | | |
2755 | | #endif |
2756 | | |
2757 | 14 | break; |
2758 | | |
2759 | 270 | } |
2760 | | |
2761 | 28 | case tcFileSource: |
2762 | 28 | { |
2763 | | |
2764 | 28 | CheckTagType (parentCode, tagCode, tagType, ttUndefined); |
2765 | | |
2766 | 28 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
2767 | | |
2768 | 28 | fFileSource = stream.Get_uint8 (); |
2769 | | |
2770 | | #if qDNGValidate |
2771 | | |
2772 | | if (gVerbose) |
2773 | | { |
2774 | | |
2775 | | printf ("FileSource: %s\n", |
2776 | | LookupFileSource (fFileSource)); |
2777 | | |
2778 | | } |
2779 | | |
2780 | | #endif |
2781 | | |
2782 | 28 | break; |
2783 | | |
2784 | 270 | } |
2785 | | |
2786 | 14 | case tcSceneType: |
2787 | 14 | { |
2788 | | |
2789 | 14 | CheckTagType (parentCode, tagCode, tagType, ttUndefined); |
2790 | | |
2791 | 14 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
2792 | | |
2793 | 14 | fSceneType = stream.Get_uint8 (); |
2794 | | |
2795 | | #if qDNGValidate |
2796 | | |
2797 | | if (gVerbose) |
2798 | | { |
2799 | | |
2800 | | printf ("SceneType: %s\n", |
2801 | | LookupSceneType (fSceneType)); |
2802 | | |
2803 | | } |
2804 | | |
2805 | | #endif |
2806 | | |
2807 | 14 | break; |
2808 | | |
2809 | 270 | } |
2810 | | |
2811 | 19 | case tcCFAPatternExif: |
2812 | 19 | { |
2813 | | |
2814 | 19 | CheckTagType (parentCode, tagCode, tagType, ttUndefined); |
2815 | | |
2816 | 19 | if (tagCount <= 4) |
2817 | 8 | { |
2818 | 8 | return false; |
2819 | 8 | } |
2820 | | |
2821 | 11 | uint32 cols = stream.Get_uint16 (); |
2822 | 11 | uint32 rows = stream.Get_uint16 (); |
2823 | | |
2824 | 11 | if (tagCount != 4 + cols * rows) |
2825 | 10 | { |
2826 | 10 | return false; |
2827 | 10 | } |
2828 | | |
2829 | 1 | if (cols < 1 || cols > kMaxCFAPattern || |
2830 | 1 | rows < 1 || rows > kMaxCFAPattern) |
2831 | 0 | { |
2832 | 0 | return false; |
2833 | 0 | } |
2834 | | |
2835 | 1 | fCFARepeatPatternCols = cols; |
2836 | 1 | fCFARepeatPatternRows = rows; |
2837 | | |
2838 | | // Note that the Exif spec stores this array in a different |
2839 | | // scan order than the TIFF-EP spec. |
2840 | | |
2841 | 7 | for (uint32 j = 0; j < fCFARepeatPatternCols; j++) |
2842 | 30 | for (uint32 k = 0; k < fCFARepeatPatternRows; k++) |
2843 | 24 | { |
2844 | | |
2845 | 24 | fCFAPattern [k] [j] = stream.Get_uint8 (); |
2846 | | |
2847 | 24 | } |
2848 | | |
2849 | | #if qDNGValidate |
2850 | | |
2851 | | if (gVerbose) |
2852 | | { |
2853 | | |
2854 | | printf ("CFAPatternExif:\n"); |
2855 | | |
2856 | | for (uint32 j = 0; j < fCFARepeatPatternRows; j++) |
2857 | | { |
2858 | | |
2859 | | int32 spaces = 4; |
2860 | | |
2861 | | for (uint32 k = 0; k < fCFARepeatPatternCols; k++) |
2862 | | { |
2863 | | |
2864 | | while (spaces-- > 0) |
2865 | | { |
2866 | | printf (" "); |
2867 | | } |
2868 | | |
2869 | | const char *name = LookupCFAColor (fCFAPattern [j] [k]); |
2870 | | |
2871 | | spaces = 9 - (int32) strlen (name); |
2872 | | |
2873 | | printf ("%s", name); |
2874 | | |
2875 | | } |
2876 | | |
2877 | | printf ("\n"); |
2878 | | |
2879 | | } |
2880 | | |
2881 | | } |
2882 | | |
2883 | | #endif |
2884 | | |
2885 | 1 | break; |
2886 | | |
2887 | 1 | } |
2888 | | |
2889 | 56 | case tcCustomRendered: |
2890 | 56 | { |
2891 | | |
2892 | 56 | CheckTagType (parentCode, tagCode, tagType, ttShort); |
2893 | | |
2894 | 56 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
2895 | | |
2896 | 56 | fCustomRendered = stream.TagValue_uint32 (tagType); |
2897 | | |
2898 | | #if qDNGValidate |
2899 | | |
2900 | | if (gVerbose) |
2901 | | { |
2902 | | |
2903 | | printf ("CustomRendered: %s\n", |
2904 | | LookupCustomRendered (fCustomRendered)); |
2905 | | |
2906 | | } |
2907 | | |
2908 | | #endif |
2909 | | |
2910 | 56 | break; |
2911 | | |
2912 | 1 | } |
2913 | | |
2914 | 49 | case tcExposureMode: |
2915 | 49 | { |
2916 | | |
2917 | 49 | CheckTagType (parentCode, tagCode, tagType, ttShort); |
2918 | | |
2919 | 49 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
2920 | | |
2921 | 49 | fExposureMode = stream.TagValue_uint32 (tagType); |
2922 | | |
2923 | | #if qDNGValidate |
2924 | | |
2925 | | if (gVerbose) |
2926 | | { |
2927 | | |
2928 | | printf ("ExposureMode: %s\n", |
2929 | | LookupExposureMode (fExposureMode)); |
2930 | | |
2931 | | } |
2932 | | |
2933 | | #endif |
2934 | | |
2935 | 49 | break; |
2936 | | |
2937 | 1 | } |
2938 | | |
2939 | 11 | case tcWhiteBalance: |
2940 | 11 | { |
2941 | | |
2942 | 11 | CheckTagType (parentCode, tagCode, tagType, ttShort); |
2943 | | |
2944 | 11 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
2945 | | |
2946 | 11 | fWhiteBalance = stream.TagValue_uint32 (tagType); |
2947 | | |
2948 | | #if qDNGValidate |
2949 | | |
2950 | | if (gVerbose) |
2951 | | { |
2952 | | |
2953 | | printf ("WhiteBalance: %s\n", |
2954 | | LookupWhiteBalance (fWhiteBalance)); |
2955 | | |
2956 | | } |
2957 | | |
2958 | | #endif |
2959 | | |
2960 | 11 | break; |
2961 | | |
2962 | 1 | } |
2963 | | |
2964 | 9 | case tcDigitalZoomRatio: |
2965 | 9 | { |
2966 | | |
2967 | 9 | CheckTagType (parentCode, tagCode, tagType, ttRational); |
2968 | | |
2969 | 9 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
2970 | | |
2971 | 9 | fDigitalZoomRatio = stream.TagValue_urational (tagType); |
2972 | | |
2973 | | #if qDNGValidate |
2974 | | |
2975 | | if (gVerbose) |
2976 | | { |
2977 | | |
2978 | | printf ("DigitalZoomRatio: "); |
2979 | | |
2980 | | if (fDigitalZoomRatio.n == 0 || |
2981 | | fDigitalZoomRatio.d == 0) |
2982 | | { |
2983 | | |
2984 | | printf ("Not used\n"); |
2985 | | |
2986 | | } |
2987 | | |
2988 | | else |
2989 | | { |
2990 | | |
2991 | | printf ("%0.2f\n", fDigitalZoomRatio.As_real64 ()); |
2992 | | |
2993 | | } |
2994 | | |
2995 | | } |
2996 | | |
2997 | | #endif |
2998 | | |
2999 | 9 | break; |
3000 | | |
3001 | 1 | } |
3002 | | |
3003 | 26 | case tcFocalLengthIn35mmFilm: |
3004 | 26 | { |
3005 | | |
3006 | 26 | CheckTagType (parentCode, tagCode, tagType, ttShort); |
3007 | | |
3008 | 26 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
3009 | | |
3010 | 26 | fFocalLengthIn35mmFilm = stream.TagValue_uint32 (tagType); |
3011 | | |
3012 | | #if qDNGValidate |
3013 | | |
3014 | | if (gVerbose) |
3015 | | { |
3016 | | |
3017 | | printf ("FocalLengthIn35mmFilm: %u mm\n", |
3018 | | (unsigned) fFocalLengthIn35mmFilm); |
3019 | | |
3020 | | } |
3021 | | |
3022 | | #endif |
3023 | | |
3024 | 26 | break; |
3025 | | |
3026 | 1 | } |
3027 | | |
3028 | 14 | case tcSceneCaptureType: |
3029 | 14 | { |
3030 | | |
3031 | 14 | CheckTagType (parentCode, tagCode, tagType, ttShort); |
3032 | | |
3033 | 14 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
3034 | | |
3035 | 14 | fSceneCaptureType = stream.TagValue_uint32 (tagType); |
3036 | | |
3037 | | #if qDNGValidate |
3038 | | |
3039 | | if (gVerbose) |
3040 | | { |
3041 | | |
3042 | | printf ("SceneCaptureType: %s\n", |
3043 | | LookupSceneCaptureType (fSceneCaptureType)); |
3044 | | |
3045 | | } |
3046 | | |
3047 | | #endif |
3048 | | |
3049 | 14 | break; |
3050 | | |
3051 | 1 | } |
3052 | | |
3053 | 2 | case tcGainControl: |
3054 | 2 | { |
3055 | | |
3056 | 2 | CheckTagType (parentCode, tagCode, tagType, ttShort); |
3057 | | |
3058 | 2 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
3059 | | |
3060 | 2 | fGainControl = stream.TagValue_uint32 (tagType); |
3061 | | |
3062 | | #if qDNGValidate |
3063 | | |
3064 | | if (gVerbose) |
3065 | | { |
3066 | | |
3067 | | printf ("GainControl: %s\n", |
3068 | | LookupGainControl (fGainControl)); |
3069 | | |
3070 | | } |
3071 | | |
3072 | | #endif |
3073 | | |
3074 | 2 | break; |
3075 | | |
3076 | 1 | } |
3077 | | |
3078 | 26 | case tcContrast: |
3079 | 26 | { |
3080 | | |
3081 | 26 | CheckTagType (parentCode, tagCode, tagType, ttShort); |
3082 | | |
3083 | 26 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
3084 | | |
3085 | 26 | fContrast = stream.TagValue_uint32 (tagType); |
3086 | | |
3087 | | #if qDNGValidate |
3088 | | |
3089 | | if (gVerbose) |
3090 | | { |
3091 | | |
3092 | | printf ("Contrast: %s\n", |
3093 | | LookupContrast (fContrast)); |
3094 | | |
3095 | | } |
3096 | | |
3097 | | #endif |
3098 | | |
3099 | 26 | break; |
3100 | | |
3101 | 1 | } |
3102 | | |
3103 | 23 | case tcSaturation: |
3104 | 23 | { |
3105 | | |
3106 | 23 | CheckTagType (parentCode, tagCode, tagType, ttShort); |
3107 | | |
3108 | 23 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
3109 | | |
3110 | 23 | fSaturation = stream.TagValue_uint32 (tagType); |
3111 | | |
3112 | | #if qDNGValidate |
3113 | | |
3114 | | if (gVerbose) |
3115 | | { |
3116 | | |
3117 | | printf ("Saturation: %s\n", |
3118 | | LookupSaturation (fSaturation)); |
3119 | | |
3120 | | } |
3121 | | |
3122 | | #endif |
3123 | | |
3124 | 23 | break; |
3125 | | |
3126 | 1 | } |
3127 | | |
3128 | 19 | case tcSharpness: |
3129 | 19 | { |
3130 | | |
3131 | 19 | CheckTagType (parentCode, tagCode, tagType, ttShort); |
3132 | | |
3133 | 19 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
3134 | | |
3135 | 19 | fSharpness = stream.TagValue_uint32 (tagType); |
3136 | | |
3137 | | #if qDNGValidate |
3138 | | |
3139 | | if (gVerbose) |
3140 | | { |
3141 | | |
3142 | | printf ("Sharpness: %s\n", |
3143 | | LookupSharpness (fSharpness)); |
3144 | | |
3145 | | } |
3146 | | |
3147 | | #endif |
3148 | | |
3149 | 19 | break; |
3150 | | |
3151 | 1 | } |
3152 | | |
3153 | 51 | case tcSubjectDistanceRange: |
3154 | 51 | { |
3155 | | |
3156 | 51 | CheckTagType (parentCode, tagCode, tagType, ttShort); |
3157 | | |
3158 | 51 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
3159 | | |
3160 | 51 | fSubjectDistanceRange = stream.TagValue_uint32 (tagType); |
3161 | | |
3162 | | #if qDNGValidate |
3163 | | |
3164 | | if (gVerbose) |
3165 | | { |
3166 | | |
3167 | | printf ("SubjectDistanceRange: %s\n", |
3168 | | LookupSubjectDistanceRange (fSubjectDistanceRange)); |
3169 | | |
3170 | | } |
3171 | | |
3172 | | #endif |
3173 | | |
3174 | 51 | break; |
3175 | | |
3176 | 1 | } |
3177 | | |
3178 | 22 | case tcSubjectArea: |
3179 | 39 | case tcSubjectLocation: |
3180 | 39 | { |
3181 | | |
3182 | 39 | CheckTagType (parentCode, tagCode, tagType, ttShort); |
3183 | | |
3184 | 39 | if (!CheckTagCount (parentCode, tagCode, tagCount, 2, 4)) |
3185 | 5 | { |
3186 | 5 | return false; |
3187 | 5 | } |
3188 | | |
3189 | 34 | if (tagCode == tcSubjectLocation) |
3190 | 16 | { |
3191 | 16 | CheckTagCount (parentCode, tagCode, tagCount, 2); |
3192 | 16 | } |
3193 | | |
3194 | 34 | fSubjectAreaCount = tagCount; |
3195 | | |
3196 | 146 | for (uint32 j = 0; j < tagCount; j++) |
3197 | 112 | { |
3198 | | |
3199 | 112 | fSubjectArea [j] = stream.TagValue_uint32 (tagType); |
3200 | | |
3201 | 112 | } |
3202 | | |
3203 | | #if qDNGValidate |
3204 | | |
3205 | | if (gVerbose) |
3206 | | { |
3207 | | |
3208 | | printf ("%s:", LookupTagCode (parentCode, tagCode)); |
3209 | | |
3210 | | for (uint32 j = 0; j < fSubjectAreaCount; j++) |
3211 | | { |
3212 | | |
3213 | | printf (" %u", (unsigned) fSubjectArea [j]); |
3214 | | |
3215 | | } |
3216 | | |
3217 | | printf ("\n"); |
3218 | | |
3219 | | } |
3220 | | |
3221 | | #endif |
3222 | | |
3223 | 34 | break; |
3224 | | |
3225 | 34 | } |
3226 | | |
3227 | 29 | case tcGamma: |
3228 | 29 | { |
3229 | | |
3230 | 29 | CheckTagType (parentCode, tagCode, tagType, ttRational); |
3231 | | |
3232 | 29 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
3233 | | |
3234 | 29 | fGamma = stream.TagValue_urational (tagType); |
3235 | | |
3236 | | #if qDNGValidate |
3237 | | |
3238 | | if (gVerbose) |
3239 | | { |
3240 | | |
3241 | | printf ("Gamma: %0.2f\n", |
3242 | | fGamma.As_real64 ()); |
3243 | | |
3244 | | } |
3245 | | |
3246 | | #endif |
3247 | | |
3248 | 29 | break; |
3249 | | |
3250 | 34 | } |
3251 | | |
3252 | 108 | case tcImageUniqueID: |
3253 | 108 | { |
3254 | | |
3255 | 108 | if (!CheckTagType (parentCode, tagCode, tagType, ttAscii)) |
3256 | 17 | return false; |
3257 | | |
3258 | 91 | if (!CheckTagCount (parentCode, tagCode, tagCount, 33)) |
3259 | 35 | return false; |
3260 | | |
3261 | 56 | dng_string s; |
3262 | | |
3263 | 56 | ParseStringTag (stream, |
3264 | 56 | parentCode, |
3265 | 56 | tagCode, |
3266 | 56 | tagCount, |
3267 | 56 | s); |
3268 | | |
3269 | 56 | if (s.Length () != 32) |
3270 | 10 | return false; |
3271 | | |
3272 | 46 | dng_fingerprint f; |
3273 | | |
3274 | 611 | for (uint32 j = 0; j < 32; j++) |
3275 | 608 | { |
3276 | | |
3277 | 608 | char c = ForceUppercase (s.Get () [j]); |
3278 | | |
3279 | 608 | uint32 digit; |
3280 | | |
3281 | 608 | if (c >= '0' && c <= '9') |
3282 | 151 | { |
3283 | 151 | digit = c - '0'; |
3284 | 151 | } |
3285 | | |
3286 | 457 | else if (c >= 'A' && c <= 'F') |
3287 | 414 | { |
3288 | 414 | digit = c - 'A' + 10; |
3289 | 414 | } |
3290 | | |
3291 | 43 | else |
3292 | 43 | return false; |
3293 | | |
3294 | 565 | f.data [j >> 1] *= 16; |
3295 | 565 | f.data [j >> 1] += (uint8) digit; |
3296 | | |
3297 | 565 | } |
3298 | | |
3299 | 3 | fImageUniqueID = f; |
3300 | | |
3301 | | #if qDNGValidate |
3302 | | |
3303 | | if (gVerbose) |
3304 | | { |
3305 | | |
3306 | | printf ("ImageUniqueID: "); |
3307 | | |
3308 | | DumpFingerprint (fImageUniqueID); |
3309 | | |
3310 | | printf ("\n"); |
3311 | | |
3312 | | } |
3313 | | |
3314 | | #endif |
3315 | | |
3316 | 3 | break; |
3317 | | |
3318 | 46 | } |
3319 | | |
3320 | 76 | case tcCameraOwnerNameExif: |
3321 | 76 | { |
3322 | | |
3323 | 76 | CheckTagType (parentCode, tagCode, tagType, ttAscii); |
3324 | | |
3325 | 76 | ParseStringTag (stream, |
3326 | 76 | parentCode, |
3327 | 76 | tagCode, |
3328 | 76 | tagCount, |
3329 | 76 | fOwnerName); |
3330 | | |
3331 | | #if qDNGValidate |
3332 | | |
3333 | | if (gVerbose) |
3334 | | { |
3335 | | |
3336 | | printf ("CameraOwnerName: "); |
3337 | | |
3338 | | DumpString (fOwnerName); |
3339 | | |
3340 | | printf ("\n"); |
3341 | | |
3342 | | } |
3343 | | |
3344 | | #endif |
3345 | | |
3346 | 76 | break; |
3347 | | |
3348 | 46 | } |
3349 | | |
3350 | 70 | case tcCameraSerialNumberExif: |
3351 | 70 | { |
3352 | | |
3353 | 70 | CheckTagType (parentCode, tagCode, tagType, ttAscii); |
3354 | | |
3355 | 70 | ParseStringTag (stream, |
3356 | 70 | parentCode, |
3357 | 70 | tagCode, |
3358 | 70 | tagCount, |
3359 | 70 | fCameraSerialNumber); |
3360 | | |
3361 | | #if qDNGValidate |
3362 | | |
3363 | | if (gVerbose) |
3364 | | { |
3365 | | |
3366 | | printf ("%s: ", LookupTagCode (parentCode, tagCode)); |
3367 | | |
3368 | | DumpString (fCameraSerialNumber); |
3369 | | |
3370 | | printf ("\n"); |
3371 | | |
3372 | | } |
3373 | | |
3374 | | #endif |
3375 | | |
3376 | 70 | break; |
3377 | | |
3378 | 46 | } |
3379 | | |
3380 | 184 | case tcLensSpecificationExif: |
3381 | 184 | { |
3382 | | |
3383 | 184 | CheckTagType (parentCode, tagCode, tagType, ttRational); |
3384 | | |
3385 | 184 | if (!CheckTagCount (parentCode, tagCode, tagCount, 4)) |
3386 | 34 | return false; |
3387 | | |
3388 | 150 | fLensInfo [0] = stream.TagValue_urational (tagType); |
3389 | 150 | fLensInfo [1] = stream.TagValue_urational (tagType); |
3390 | 150 | fLensInfo [2] = stream.TagValue_urational (tagType); |
3391 | 150 | fLensInfo [3] = stream.TagValue_urational (tagType); |
3392 | | |
3393 | | // Some third party software wrote zero rather than undefined values for |
3394 | | // unknown entries. Work around this bug. |
3395 | | |
3396 | 746 | for (uint32 j = 0; j < 4; j++) |
3397 | 596 | { |
3398 | | |
3399 | 596 | if (fLensInfo [j].IsValid () && fLensInfo [j].As_real64 () <= 0.0) |
3400 | 334 | { |
3401 | | |
3402 | 334 | fLensInfo [j] = dng_urational (0, 0); |
3403 | | |
3404 | | #if qDNGValidate |
3405 | | |
3406 | | ReportWarning ("Zero entry in LensSpecification tag--should be undefined"); |
3407 | | |
3408 | | #endif |
3409 | | |
3410 | 334 | } |
3411 | | |
3412 | 596 | } |
3413 | | |
3414 | | #if qDNGValidate |
3415 | | |
3416 | | if (gVerbose) |
3417 | | { |
3418 | | |
3419 | | printf ("LensSpecificationExif: "); |
3420 | | |
3421 | | real64 minFL = fLensInfo [0].As_real64 (); |
3422 | | real64 maxFL = fLensInfo [1].As_real64 (); |
3423 | | |
3424 | | if (minFL == maxFL) |
3425 | | printf ("%0.1f mm", minFL); |
3426 | | else |
3427 | | printf ("%0.1f-%0.1f mm", minFL, maxFL); |
3428 | | |
3429 | | if (fLensInfo [2].d) |
3430 | | { |
3431 | | |
3432 | | real64 minFS = fLensInfo [2].As_real64 (); |
3433 | | real64 maxFS = fLensInfo [3].As_real64 (); |
3434 | | |
3435 | | if (minFS == maxFS) |
3436 | | printf (" f/%0.1f", minFS); |
3437 | | else |
3438 | | printf (" f/%0.1f-%0.1f", minFS, maxFS); |
3439 | | |
3440 | | } |
3441 | | |
3442 | | printf ("\n"); |
3443 | | |
3444 | | } |
3445 | | |
3446 | | #endif |
3447 | | |
3448 | 150 | break; |
3449 | | |
3450 | 150 | } |
3451 | | |
3452 | 43 | case tcLensMakeExif: |
3453 | 43 | { |
3454 | | |
3455 | 43 | CheckTagType (parentCode, tagCode, tagType, ttAscii); |
3456 | | |
3457 | 43 | ParseStringTag (stream, |
3458 | 43 | parentCode, |
3459 | 43 | tagCode, |
3460 | 43 | tagCount, |
3461 | 43 | fLensMake); |
3462 | | |
3463 | | #if qDNGValidate |
3464 | | |
3465 | | if (gVerbose) |
3466 | | { |
3467 | | |
3468 | | printf ("%s: ", LookupTagCode (parentCode, tagCode)); |
3469 | | |
3470 | | DumpString (fLensMake); |
3471 | | |
3472 | | printf ("\n"); |
3473 | | |
3474 | | } |
3475 | | |
3476 | | #endif |
3477 | | |
3478 | 43 | break; |
3479 | | |
3480 | 150 | } |
3481 | | |
3482 | 112 | case tcLensModelExif: |
3483 | 112 | { |
3484 | | |
3485 | 112 | CheckTagType (parentCode, tagCode, tagType, ttAscii); |
3486 | | |
3487 | 112 | ParseStringTag (stream, |
3488 | 112 | parentCode, |
3489 | 112 | tagCode, |
3490 | 112 | tagCount, |
3491 | 112 | fLensName); |
3492 | | |
3493 | 112 | fLensNameWasReadFromExif = fLensName.NotEmpty (); |
3494 | | |
3495 | | #if qDNGValidate |
3496 | | |
3497 | | if (gVerbose) |
3498 | | { |
3499 | | |
3500 | | printf ("%s: ", LookupTagCode (parentCode, tagCode)); |
3501 | | |
3502 | | DumpString (fLensName); |
3503 | | |
3504 | | printf ("\n"); |
3505 | | |
3506 | | } |
3507 | | |
3508 | | #endif |
3509 | | |
3510 | 112 | break; |
3511 | | |
3512 | 150 | } |
3513 | | |
3514 | 17 | case tcLensSerialNumberExif: |
3515 | 17 | { |
3516 | | |
3517 | 17 | CheckTagType (parentCode, tagCode, tagType, ttAscii); |
3518 | | |
3519 | 17 | ParseStringTag (stream, |
3520 | 17 | parentCode, |
3521 | 17 | tagCode, |
3522 | 17 | tagCount, |
3523 | 17 | fLensSerialNumber); |
3524 | | |
3525 | | #if qDNGValidate |
3526 | | |
3527 | | if (gVerbose) |
3528 | | { |
3529 | | |
3530 | | printf ("%s: ", LookupTagCode (parentCode, tagCode)); |
3531 | | |
3532 | | DumpString (fLensSerialNumber); |
3533 | | |
3534 | | printf ("\n"); |
3535 | | |
3536 | | } |
3537 | | |
3538 | | #endif |
3539 | | |
3540 | 17 | break; |
3541 | | |
3542 | 150 | } |
3543 | | |
3544 | 18.7k | default: |
3545 | 18.7k | { |
3546 | | |
3547 | 18.7k | return false; |
3548 | | |
3549 | 150 | } |
3550 | | |
3551 | 8.10k | } |
3552 | | |
3553 | 8.10k | return true; |
3554 | | |
3555 | 8.10k | } |
3556 | | |
3557 | | /*****************************************************************************/ |
3558 | | |
3559 | | // Parses tags that should only appear in GPS IFD |
3560 | | |
3561 | | bool dng_exif::Parse_gps (dng_stream &stream, |
3562 | | dng_shared & /* shared */, |
3563 | | uint32 parentCode, |
3564 | | uint32 tagCode, |
3565 | | uint32 tagType, |
3566 | | uint32 tagCount, |
3567 | | uint64 /* tagOffset */) |
3568 | 3.91k | { |
3569 | | |
3570 | 3.91k | switch (tagCode) |
3571 | 3.91k | { |
3572 | | |
3573 | 182 | case tcGPSVersionID: |
3574 | 182 | { |
3575 | | |
3576 | 182 | CheckTagType (parentCode, tagCode, tagType, ttByte); |
3577 | | |
3578 | 182 | CheckTagCount (parentCode, tagCode, tagCount, 4); |
3579 | | |
3580 | 182 | uint32 b0 = stream.Get_uint8 (); |
3581 | 182 | uint32 b1 = stream.Get_uint8 (); |
3582 | 182 | uint32 b2 = stream.Get_uint8 (); |
3583 | 182 | uint32 b3 = stream.Get_uint8 (); |
3584 | | |
3585 | 182 | fGPSVersionID = (b0 << 24) | (b1 << 16) | (b2 << 8) | b3; |
3586 | | |
3587 | | #if qDNGValidate |
3588 | | |
3589 | | if (gVerbose) |
3590 | | { |
3591 | | printf ("GPSVersionID: %u.%u.%u.%u\n", |
3592 | | (unsigned) b0, |
3593 | | (unsigned) b1, |
3594 | | (unsigned) b2, |
3595 | | (unsigned) b3); |
3596 | | } |
3597 | | |
3598 | | #endif |
3599 | | |
3600 | 182 | break; |
3601 | | |
3602 | 0 | } |
3603 | | |
3604 | 317 | case tcGPSLatitudeRef: |
3605 | 351 | case tcGPSLongitudeRef: |
3606 | 379 | case tcGPSSatellites: |
3607 | 413 | case tcGPSStatus: |
3608 | 845 | case tcGPSMeasureMode: |
3609 | 920 | case tcGPSSpeedRef: |
3610 | 939 | case tcGPSTrackRef: |
3611 | 1.00k | case tcGPSImgDirectionRef: |
3612 | 1.03k | case tcGPSMapDatum: |
3613 | 1.06k | case tcGPSDestLatitudeRef: |
3614 | 1.12k | case tcGPSDestLongitudeRef: |
3615 | 1.18k | case tcGPSDestBearingRef: |
3616 | 1.34k | case tcGPSDestDistanceRef: |
3617 | 1.42k | case tcGPSDateStamp: |
3618 | 1.42k | { |
3619 | | |
3620 | 1.42k | if (!CheckTagType (parentCode, tagCode, tagType, ttAscii)) |
3621 | 656 | return false; |
3622 | | |
3623 | 773 | dng_string *s; |
3624 | | |
3625 | 773 | switch (tagCode) |
3626 | 773 | { |
3627 | | |
3628 | 104 | case tcGPSLatitudeRef: |
3629 | 104 | s = &fGPSLatitudeRef; |
3630 | 104 | break; |
3631 | | |
3632 | 19 | case tcGPSLongitudeRef: |
3633 | 19 | s = &fGPSLongitudeRef; |
3634 | 19 | break; |
3635 | | |
3636 | 21 | case tcGPSSatellites: |
3637 | 21 | s = &fGPSSatellites; |
3638 | 21 | break; |
3639 | | |
3640 | 24 | case tcGPSStatus: |
3641 | 24 | s = &fGPSStatus; |
3642 | 24 | break; |
3643 | | |
3644 | 120 | case tcGPSMeasureMode: |
3645 | 120 | s = &fGPSMeasureMode; |
3646 | 120 | break; |
3647 | | |
3648 | 73 | case tcGPSSpeedRef: |
3649 | 73 | s = &fGPSSpeedRef; |
3650 | 73 | break; |
3651 | | |
3652 | 14 | case tcGPSTrackRef: |
3653 | 14 | s = &fGPSTrackRef; |
3654 | 14 | break; |
3655 | | |
3656 | 56 | case tcGPSImgDirectionRef: |
3657 | 56 | s = &fGPSImgDirectionRef; |
3658 | 56 | break; |
3659 | | |
3660 | 28 | case tcGPSMapDatum: |
3661 | 28 | s = &fGPSMapDatum; |
3662 | 28 | break; |
3663 | | |
3664 | 10 | case tcGPSDestLatitudeRef: |
3665 | 10 | s = &fGPSDestLatitudeRef; |
3666 | 10 | break; |
3667 | | |
3668 | 58 | case tcGPSDestLongitudeRef: |
3669 | 58 | s = &fGPSDestLongitudeRef; |
3670 | 58 | break; |
3671 | | |
3672 | 54 | case tcGPSDestBearingRef: |
3673 | 54 | s = &fGPSDestBearingRef; |
3674 | 54 | break; |
3675 | | |
3676 | 139 | case tcGPSDestDistanceRef: |
3677 | 139 | s = &fGPSDestDistanceRef; |
3678 | 139 | break; |
3679 | | |
3680 | 53 | case tcGPSDateStamp: |
3681 | 53 | s = &fGPSDateStamp; |
3682 | 53 | break; |
3683 | | |
3684 | 0 | default: |
3685 | 0 | return false; |
3686 | | |
3687 | 773 | } |
3688 | | |
3689 | 773 | ParseStringTag (stream, |
3690 | 773 | parentCode, |
3691 | 773 | tagCode, |
3692 | 773 | tagCount, |
3693 | 773 | *s); |
3694 | | |
3695 | | #if qDNGValidate |
3696 | | |
3697 | | if (gVerbose) |
3698 | | { |
3699 | | |
3700 | | printf ("%s: ", LookupTagCode (parentCode, tagCode)); |
3701 | | |
3702 | | DumpString (*s); |
3703 | | |
3704 | | printf ("\n"); |
3705 | | |
3706 | | } |
3707 | | |
3708 | | #endif |
3709 | | |
3710 | 773 | break; |
3711 | | |
3712 | 773 | } |
3713 | | |
3714 | 112 | case tcGPSLatitude: |
3715 | 145 | case tcGPSLongitude: |
3716 | 258 | case tcGPSTimeStamp: |
3717 | 309 | case tcGPSDestLatitude: |
3718 | 333 | case tcGPSDestLongitude: |
3719 | 333 | { |
3720 | | |
3721 | 333 | if (!CheckTagType (parentCode, tagCode, tagType, ttRational)) |
3722 | 261 | return false; |
3723 | | |
3724 | 72 | if (!CheckTagCount (parentCode, tagCode, tagCount, 3)) |
3725 | 40 | return false; |
3726 | | |
3727 | 32 | dng_urational *u; |
3728 | | |
3729 | 32 | switch (tagCode) |
3730 | 32 | { |
3731 | | |
3732 | 10 | case tcGPSLatitude: |
3733 | 10 | u = fGPSLatitude; |
3734 | 10 | break; |
3735 | | |
3736 | 2 | case tcGPSLongitude: |
3737 | 2 | u = fGPSLongitude; |
3738 | 2 | break; |
3739 | | |
3740 | 16 | case tcGPSTimeStamp: |
3741 | 16 | u = fGPSTimeStamp; |
3742 | 16 | break; |
3743 | | |
3744 | 3 | case tcGPSDestLatitude: |
3745 | 3 | u = fGPSDestLatitude; |
3746 | 3 | break; |
3747 | | |
3748 | 1 | case tcGPSDestLongitude: |
3749 | 1 | u = fGPSDestLongitude; |
3750 | 1 | break; |
3751 | | |
3752 | 0 | default: |
3753 | 0 | return false; |
3754 | | |
3755 | 32 | } |
3756 | | |
3757 | 32 | u [0] = stream.TagValue_urational (tagType); |
3758 | 32 | u [1] = stream.TagValue_urational (tagType); |
3759 | 32 | u [2] = stream.TagValue_urational (tagType); |
3760 | | |
3761 | | #if qDNGValidate |
3762 | | |
3763 | | if (gVerbose) |
3764 | | { |
3765 | | |
3766 | | printf ("%s:", LookupTagCode (parentCode, tagCode)); |
3767 | | |
3768 | | for (uint32 j = 0; j < 3; j++) |
3769 | | { |
3770 | | |
3771 | | if (u [j].d == 0) |
3772 | | printf (" -"); |
3773 | | |
3774 | | else |
3775 | | printf (" %0.4f", u [j].As_real64 ()); |
3776 | | |
3777 | | } |
3778 | | |
3779 | | printf ("\n"); |
3780 | | |
3781 | | } |
3782 | | |
3783 | | #endif |
3784 | | |
3785 | 32 | break; |
3786 | | |
3787 | 32 | } |
3788 | | |
3789 | 49 | case tcGPSAltitudeRef: |
3790 | 49 | { |
3791 | | |
3792 | 49 | CheckTagType (parentCode, tagCode, tagType, ttByte); |
3793 | | |
3794 | 49 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
3795 | | |
3796 | 49 | fGPSAltitudeRef = stream.TagValue_uint32 (tagType); |
3797 | | |
3798 | | #if qDNGValidate |
3799 | | |
3800 | | if (gVerbose) |
3801 | | { |
3802 | | |
3803 | | printf ("GPSAltitudeRef: "); |
3804 | | |
3805 | | switch (fGPSAltitudeRef) |
3806 | | { |
3807 | | |
3808 | | case 0: |
3809 | | printf ("Sea level"); |
3810 | | break; |
3811 | | |
3812 | | case 1: |
3813 | | printf ("Sea level reference (negative value)"); |
3814 | | break; |
3815 | | |
3816 | | default: |
3817 | | printf ("%u", (unsigned) fGPSAltitudeRef); |
3818 | | break; |
3819 | | |
3820 | | } |
3821 | | |
3822 | | printf ("\n"); |
3823 | | |
3824 | | } |
3825 | | |
3826 | | #endif |
3827 | | |
3828 | 49 | break; |
3829 | | |
3830 | 32 | } |
3831 | | |
3832 | 95 | case tcGPSAltitude: |
3833 | 133 | case tcGPSDOP: |
3834 | 235 | case tcGPSSpeed: |
3835 | 270 | case tcGPSTrack: |
3836 | 309 | case tcGPSImgDirection: |
3837 | 365 | case tcGPSDestBearing: |
3838 | 481 | case tcGPSDestDistance: |
3839 | 498 | case tcGPSHPositioningError: |
3840 | 498 | { |
3841 | | |
3842 | 498 | if (!CheckTagType (parentCode, tagCode, tagType, ttRational)) |
3843 | 220 | return false; |
3844 | | |
3845 | 278 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
3846 | | |
3847 | 278 | dng_urational *u; |
3848 | | |
3849 | 278 | switch (tagCode) |
3850 | 278 | { |
3851 | | |
3852 | 70 | case tcGPSAltitude: |
3853 | 70 | u = &fGPSAltitude; |
3854 | 70 | break; |
3855 | | |
3856 | 36 | case tcGPSDOP: |
3857 | 36 | u = &fGPSDOP; |
3858 | 36 | break; |
3859 | | |
3860 | 27 | case tcGPSSpeed: |
3861 | 27 | u = &fGPSSpeed; |
3862 | 27 | break; |
3863 | | |
3864 | 28 | case tcGPSTrack: |
3865 | 28 | u = &fGPSTrack; |
3866 | 28 | break; |
3867 | | |
3868 | 35 | case tcGPSImgDirection: |
3869 | 35 | u = &fGPSImgDirection; |
3870 | 35 | break; |
3871 | | |
3872 | 45 | case tcGPSDestBearing: |
3873 | 45 | u = &fGPSDestBearing; |
3874 | 45 | break; |
3875 | | |
3876 | 20 | case tcGPSDestDistance: |
3877 | 20 | u = &fGPSDestDistance; |
3878 | 20 | break; |
3879 | | |
3880 | 17 | case tcGPSHPositioningError: |
3881 | 17 | u = &fGPSHPositioningError; |
3882 | 17 | break; |
3883 | | |
3884 | 0 | default: |
3885 | 0 | return false; |
3886 | | |
3887 | 278 | } |
3888 | | |
3889 | 278 | *u = stream.TagValue_urational (tagType); |
3890 | | |
3891 | | #if qDNGValidate |
3892 | | |
3893 | | if (gVerbose) |
3894 | | { |
3895 | | |
3896 | | printf ("%s:", LookupTagCode (parentCode, tagCode)); |
3897 | | |
3898 | | if (u->d == 0) |
3899 | | printf (" -"); |
3900 | | |
3901 | | else |
3902 | | printf (" %0.4f", u->As_real64 ()); |
3903 | | |
3904 | | printf ("\n"); |
3905 | | |
3906 | | } |
3907 | | |
3908 | | #endif |
3909 | | |
3910 | 278 | break; |
3911 | | |
3912 | 278 | } |
3913 | | |
3914 | 57 | case tcGPSProcessingMethod: |
3915 | 75 | case tcGPSAreaInformation: |
3916 | 75 | { |
3917 | | |
3918 | 75 | if (!CheckTagType (parentCode, tagCode, tagType, ttUndefined)) |
3919 | 56 | return false; |
3920 | | |
3921 | 19 | dng_string *s; |
3922 | | |
3923 | 19 | switch (tagCode) |
3924 | 19 | { |
3925 | | |
3926 | 12 | case tcGPSProcessingMethod: |
3927 | 12 | s = &fGPSProcessingMethod; |
3928 | 12 | break; |
3929 | | |
3930 | 7 | case tcGPSAreaInformation: |
3931 | 7 | s = &fGPSAreaInformation; |
3932 | 7 | break; |
3933 | | |
3934 | 0 | default: |
3935 | 0 | return false; |
3936 | | |
3937 | 19 | } |
3938 | | |
3939 | 19 | ParseEncodedStringTag (stream, |
3940 | 19 | parentCode, |
3941 | 19 | tagCode, |
3942 | 19 | tagCount, |
3943 | 19 | *s); |
3944 | | |
3945 | | #if qDNGValidate |
3946 | | |
3947 | | if (gVerbose) |
3948 | | { |
3949 | | |
3950 | | printf ("%s: ", LookupTagCode (parentCode, tagCode)); |
3951 | | |
3952 | | DumpString (*s); |
3953 | | |
3954 | | printf ("\n"); |
3955 | | |
3956 | | } |
3957 | | |
3958 | | #endif |
3959 | | |
3960 | 19 | break; |
3961 | | |
3962 | 19 | } |
3963 | | |
3964 | 42 | case tcGPSDifferential: |
3965 | 42 | { |
3966 | | |
3967 | 42 | CheckTagType (parentCode, tagCode, tagType, ttShort); |
3968 | | |
3969 | 42 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
3970 | | |
3971 | 42 | fGPSDifferential = stream.TagValue_uint32 (tagType); |
3972 | | |
3973 | | #if qDNGValidate |
3974 | | |
3975 | | if (gVerbose) |
3976 | | { |
3977 | | |
3978 | | printf ("GPSDifferential: "); |
3979 | | |
3980 | | switch (fGPSDifferential) |
3981 | | { |
3982 | | |
3983 | | case 0: |
3984 | | printf ("Measurement without differential correction"); |
3985 | | break; |
3986 | | |
3987 | | case 1: |
3988 | | printf ("Differential correction applied"); |
3989 | | break; |
3990 | | |
3991 | | default: |
3992 | | printf ("%u", (unsigned) fGPSDifferential); |
3993 | | |
3994 | | } |
3995 | | |
3996 | | printf ("\n"); |
3997 | | |
3998 | | } |
3999 | | |
4000 | | #endif |
4001 | | |
4002 | 42 | break; |
4003 | | |
4004 | 19 | } |
4005 | | |
4006 | 1.30k | default: |
4007 | 1.30k | { |
4008 | | |
4009 | 1.30k | return false; |
4010 | | |
4011 | 19 | } |
4012 | | |
4013 | 1.37k | } |
4014 | | |
4015 | 1.37k | return true; |
4016 | | |
4017 | 1.37k | } |
4018 | | |
4019 | | /*****************************************************************************/ |
4020 | | |
4021 | | // Parses tags that should only appear in Interoperability IFD |
4022 | | |
4023 | | bool dng_exif::Parse_interoperability (dng_stream &stream, |
4024 | | dng_shared & /* shared */, |
4025 | | uint32 parentCode, |
4026 | | uint32 tagCode, |
4027 | | uint32 tagType, |
4028 | | uint32 tagCount, |
4029 | | uint64 /* tagOffset */) |
4030 | 2 | { |
4031 | | |
4032 | 2 | switch (tagCode) |
4033 | 2 | { |
4034 | | |
4035 | 0 | case tcInteroperabilityIndex: |
4036 | 0 | { |
4037 | | |
4038 | 0 | CheckTagType (parentCode, tagCode, tagType, ttAscii); |
4039 | | |
4040 | 0 | CheckTagCount (parentCode, tagCode, tagCount, 4); |
4041 | | |
4042 | 0 | ParseStringTag (stream, |
4043 | 0 | parentCode, |
4044 | 0 | tagCode, |
4045 | 0 | tagCount, |
4046 | 0 | fInteroperabilityIndex); |
4047 | | |
4048 | | #if qDNGValidate |
4049 | | |
4050 | | if (gVerbose) |
4051 | | { |
4052 | | |
4053 | | printf ("InteroperabilityIndex: "); |
4054 | | |
4055 | | DumpString (fInteroperabilityIndex); |
4056 | | |
4057 | | printf ("\n"); |
4058 | | |
4059 | | } |
4060 | | |
4061 | | #endif |
4062 | | |
4063 | 0 | break; |
4064 | | |
4065 | 0 | } |
4066 | | |
4067 | 0 | case tcInteroperabilityVersion: |
4068 | 0 | { |
4069 | | |
4070 | 0 | CheckTagType (parentCode, tagCode, tagType, ttUndefined); |
4071 | | |
4072 | 0 | CheckTagCount (parentCode, tagCode, tagCount, 4); |
4073 | | |
4074 | 0 | uint32 b0 = stream.Get_uint8 (); |
4075 | 0 | uint32 b1 = stream.Get_uint8 (); |
4076 | 0 | uint32 b2 = stream.Get_uint8 (); |
4077 | 0 | uint32 b3 = stream.Get_uint8 (); |
4078 | | |
4079 | 0 | fInteroperabilityVersion = (b0 << 24) | (b1 << 16) | (b2 << 8) | b3; |
4080 | | |
4081 | | #if qDNGValidate |
4082 | | |
4083 | | if (gVerbose) |
4084 | | { |
4085 | | |
4086 | | real64 x = (b0 - '0') * 10.00 + |
4087 | | (b1 - '0') * 1.00 + |
4088 | | (b2 - '0') * 0.10 + |
4089 | | (b3 - '0') * 0.01; |
4090 | | |
4091 | | printf ("InteroperabilityVersion: %0.2f\n", x); |
4092 | | |
4093 | | } |
4094 | | |
4095 | | #endif |
4096 | | |
4097 | 0 | break; |
4098 | | |
4099 | 0 | } |
4100 | | |
4101 | 0 | case tcRelatedImageFileFormat: |
4102 | 0 | { |
4103 | | |
4104 | 0 | CheckTagType (parentCode, tagCode, tagType, ttAscii); |
4105 | | |
4106 | 0 | ParseStringTag (stream, |
4107 | 0 | parentCode, |
4108 | 0 | tagCode, |
4109 | 0 | tagCount, |
4110 | 0 | fRelatedImageFileFormat); |
4111 | | |
4112 | | #if qDNGValidate |
4113 | | |
4114 | | if (gVerbose) |
4115 | | { |
4116 | | |
4117 | | printf ("RelatedImageFileFormat: "); |
4118 | | |
4119 | | DumpString (fRelatedImageFileFormat); |
4120 | | |
4121 | | printf ("\n"); |
4122 | | |
4123 | | } |
4124 | | |
4125 | | #endif |
4126 | | |
4127 | 0 | break; |
4128 | | |
4129 | 0 | } |
4130 | | |
4131 | 0 | case tcRelatedImageWidth: |
4132 | 0 | { |
4133 | | |
4134 | 0 | CheckTagType (parentCode, tagCode, tagType, ttShort, ttLong); |
4135 | | |
4136 | 0 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
4137 | | |
4138 | 0 | fRelatedImageWidth = stream.TagValue_uint32 (tagType); |
4139 | | |
4140 | | #if qDNGValidate |
4141 | | |
4142 | | if (gVerbose) |
4143 | | { |
4144 | | printf ("RelatedImageWidth: %u\n", (unsigned) fRelatedImageWidth); |
4145 | | } |
4146 | | |
4147 | | #endif |
4148 | | |
4149 | 0 | break; |
4150 | | |
4151 | 0 | } |
4152 | | |
4153 | 0 | case tcRelatedImageLength: |
4154 | 0 | { |
4155 | | |
4156 | 0 | CheckTagType (parentCode, tagCode, tagType, ttShort, ttLong); |
4157 | | |
4158 | 0 | CheckTagCount (parentCode, tagCode, tagCount, 1); |
4159 | | |
4160 | 0 | fRelatedImageLength = stream.TagValue_uint32 (tagType); |
4161 | | |
4162 | | #if qDNGValidate |
4163 | | |
4164 | | if (gVerbose) |
4165 | | { |
4166 | | printf ("RelatedImageLength: %u\n", (unsigned) fRelatedImageLength); |
4167 | | } |
4168 | | |
4169 | | #endif |
4170 | | |
4171 | 0 | break; |
4172 | | |
4173 | 0 | } |
4174 | | |
4175 | 2 | default: |
4176 | 2 | { |
4177 | | |
4178 | 2 | return false; |
4179 | | |
4180 | 0 | } |
4181 | | |
4182 | 0 | } |
4183 | | |
4184 | 0 | return true; |
4185 | | |
4186 | 0 | } |
4187 | | |
4188 | | /*****************************************************************************/ |
4189 | | |
4190 | | void dng_exif::PostParse (dng_host & /* host */, |
4191 | | dng_shared & /* shared */) |
4192 | 2.83k | { |
4193 | | |
4194 | | #if qDNGValidate |
4195 | | |
4196 | | const real64 kAPEX_Slop = 0.25; |
4197 | | |
4198 | | // Sanity check on MaxApertureValue. |
4199 | | |
4200 | | if (fMaxApertureValue.d) |
4201 | | { |
4202 | | |
4203 | | real64 mav = fMaxApertureValue.As_real64 (); |
4204 | | |
4205 | | // Compare against ApertureValue or FNumber. |
4206 | | |
4207 | | real64 av = mav; |
4208 | | |
4209 | | if (fApertureValue.d) |
4210 | | { |
4211 | | |
4212 | | av = fApertureValue.As_real64 (); |
4213 | | |
4214 | | } |
4215 | | |
4216 | | else if (fFNumber.d) |
4217 | | { |
4218 | | |
4219 | | real64 fs = fFNumber.As_real64 (); |
4220 | | |
4221 | | if (fs >= 1.0) |
4222 | | { |
4223 | | |
4224 | | av = FNumberToApertureValue (fs); |
4225 | | |
4226 | | } |
4227 | | |
4228 | | } |
4229 | | |
4230 | | if (mav > av + kAPEX_Slop) |
4231 | | { |
4232 | | |
4233 | | ReportWarning ("MaxApertureValue conflicts with ApertureValue and/or FNumber"); |
4234 | | |
4235 | | } |
4236 | | |
4237 | | // Compare against LensInfo |
4238 | | |
4239 | | if (fLensInfo [2].d && fLensInfo [3].d) |
4240 | | { |
4241 | | |
4242 | | real64 fs1 = fLensInfo [2].As_real64 (); |
4243 | | real64 fs2 = fLensInfo [3].As_real64 (); |
4244 | | |
4245 | | if (fs1 >= 1.0 && fs2 >= 1.0 && fs2 >= fs1) |
4246 | | { |
4247 | | |
4248 | | real64 av1 = FNumberToApertureValue (fs1); |
4249 | | real64 av2 = FNumberToApertureValue (fs2); |
4250 | | |
4251 | | // Wide angle adapters might create an effective |
4252 | | // wide FS, and tele-extenders always result |
4253 | | // in a higher FS. |
4254 | | |
4255 | | if (mav < av1 - kAPEX_Slop - 1.0 || |
4256 | | mav > av2 + kAPEX_Slop + 2.0) |
4257 | | { |
4258 | | |
4259 | | ReportWarning ("Possible MaxApertureValue conflict with LensInfo"); |
4260 | | |
4261 | | } |
4262 | | |
4263 | | } |
4264 | | |
4265 | | } |
4266 | | |
4267 | | } |
4268 | | |
4269 | | // Sanity check on FocalLength. |
4270 | | |
4271 | | if (fFocalLength.d) |
4272 | | { |
4273 | | |
4274 | | real64 fl = fFocalLength.As_real64 (); |
4275 | | |
4276 | | if (fl < 1.0) |
4277 | | { |
4278 | | |
4279 | | ReportWarning ("FocalLength is less than 1.0 mm (legal but unlikely)"); |
4280 | | |
4281 | | } |
4282 | | |
4283 | | else if (fLensInfo [0].d && fLensInfo [1].d) |
4284 | | { |
4285 | | |
4286 | | real64 minFL = fLensInfo [0].As_real64 (); |
4287 | | real64 maxFL = fLensInfo [1].As_real64 (); |
4288 | | |
4289 | | // Allow for wide-angle converters and tele-extenders. |
4290 | | |
4291 | | if (fl < minFL * 0.6 || |
4292 | | fl > maxFL * 2.1) |
4293 | | { |
4294 | | |
4295 | | ReportWarning ("Possible FocalLength conflict with LensInfo"); |
4296 | | |
4297 | | } |
4298 | | |
4299 | | } |
4300 | | |
4301 | | } |
4302 | | |
4303 | | #endif |
4304 | | |
4305 | | // Mirror DateTimeOriginal to DateTime. |
4306 | | |
4307 | 2.83k | if (fDateTime.NotValid () && fDateTimeOriginal.IsValid ()) |
4308 | 3 | { |
4309 | | |
4310 | 3 | fDateTime = fDateTimeOriginal; |
4311 | | |
4312 | 3 | } |
4313 | | |
4314 | | // Mirror EXIF 2.3 sensitivity tags to ISOSpeedRatings. |
4315 | | |
4316 | 2.83k | if (fISOSpeedRatings [0] == 0 || fISOSpeedRatings [0] == 65535) |
4317 | 2.81k | { |
4318 | | |
4319 | | // Prefer Recommended Exposure Index, then Standard Output Sensitivity, then |
4320 | | // ISO Speed, then Exposure Index. |
4321 | | |
4322 | 2.81k | if (fRecommendedExposureIndex != 0 && |
4323 | 18 | (fSensitivityType == stRecommendedExposureIndex || |
4324 | 18 | fSensitivityType == stSOSandREI || |
4325 | 18 | fSensitivityType == stREIandISOSpeed || |
4326 | 18 | fSensitivityType == stSOSandREIandISOSpeed)) |
4327 | 0 | { |
4328 | | |
4329 | 0 | fISOSpeedRatings [0] = fRecommendedExposureIndex; |
4330 | | |
4331 | 0 | } |
4332 | | |
4333 | 2.81k | else if (fStandardOutputSensitivity != 0 && |
4334 | 8 | (fSensitivityType == stStandardOutputSensitivity || |
4335 | 8 | fSensitivityType == stSOSandREI || |
4336 | 7 | fSensitivityType == stSOSandISOSpeed || |
4337 | 7 | fSensitivityType == stSOSandREIandISOSpeed)) |
4338 | 1 | { |
4339 | | |
4340 | 1 | fISOSpeedRatings [0] = fStandardOutputSensitivity; |
4341 | | |
4342 | 1 | } |
4343 | | |
4344 | 2.81k | else if (fISOSpeed != 0 && |
4345 | 12 | (fSensitivityType == stISOSpeed || |
4346 | 12 | fSensitivityType == stSOSandISOSpeed || |
4347 | 12 | fSensitivityType == stREIandISOSpeed || |
4348 | 12 | fSensitivityType == stSOSandREIandISOSpeed)) |
4349 | 0 | { |
4350 | | |
4351 | 0 | fISOSpeedRatings [0] = fISOSpeed; |
4352 | | |
4353 | 0 | } |
4354 | | |
4355 | 2.81k | } |
4356 | | |
4357 | | // Mirror ExposureIndex to ISOSpeedRatings. |
4358 | | |
4359 | 2.83k | if (fExposureIndex.IsValid () && fISOSpeedRatings [0] == 0) |
4360 | 9 | { |
4361 | | |
4362 | 9 | fISOSpeedRatings [0] = Round_uint32 (fExposureIndex.As_real64 ()); |
4363 | | |
4364 | 9 | } |
4365 | | |
4366 | | // Kodak sets the GPSAltitudeRef without setting the GPSAltitude. |
4367 | | |
4368 | 2.83k | if (fGPSAltitude.NotValid ()) |
4369 | 2.80k | { |
4370 | | |
4371 | 2.80k | fGPSAltitudeRef = 0xFFFFFFFF; |
4372 | | |
4373 | 2.80k | } |
4374 | | |
4375 | | // If there is no valid GPS data, clear the GPS version number. |
4376 | | |
4377 | 2.83k | if (fGPSLatitude [0].NotValid () && |
4378 | 2.82k | fGPSLongitude [0].NotValid () && |
4379 | 2.82k | fGPSAltitude .NotValid () && |
4380 | 2.80k | fGPSTimeStamp [0].NotValid () && |
4381 | 2.80k | fGPSDateStamp .IsEmpty ()) |
4382 | 2.80k | { |
4383 | | |
4384 | 2.80k | fGPSVersionID = 0; |
4385 | | |
4386 | 2.80k | } |
4387 | | |
4388 | 2.83k | } |
4389 | | |
4390 | | /*****************************************************************************/ |