1 | /*****************************************************************************/ |
2 | // Copyright 2006-2012 Adobe Systems Incorporated |
3 | // All Rights Reserved. |
4 | // |
5 | // NOTICE: Adobe permits you to use, modify, and distribute this file in |
6 | // accordance with the terms of the Adobe license agreement accompanying it. |
7 | /*****************************************************************************/ |
8 | |
9 | /* $Id: //mondo/dng_sdk_1_4/dng_sdk/source/dng_ifd.h#3 $ */ |
10 | /* $DateTime: 2012/06/05 11:05:39 $ */ |
11 | /* $Change: 833352 $ */ |
12 | /* $Author: tknoll $ */ |
13 | |
14 | /** \file |
15 | * DNG image file directory support. |
16 | */ |
17 | |
18 | /*****************************************************************************/ |
19 | |
20 | #ifndef __dng_ifd__ |
21 | #define __dng_ifd__ |
22 | |
23 | /*****************************************************************************/ |
24 | |
25 | #include "dng_fingerprint.h" |
26 | #include "dng_rect.h" |
27 | #include "dng_shared.h" |
28 | #include "dng_stream.h" |
29 | #include "dng_string.h" |
30 | #include "dng_sdk_limits.h" |
31 | #include "dng_tag_values.h" |
32 | |
33 | /*****************************************************************************/ |
34 | |
35 | class dng_preview_info |
36 | { |
37 | |
38 | public: |
39 | |
40 | bool fIsPrimary; |
41 | |
42 | dng_string fApplicationName; |
43 | |
44 | dng_string fApplicationVersion; |
45 | |
46 | dng_string fSettingsName; |
47 | |
48 | dng_fingerprint fSettingsDigest; |
49 | |
50 | PreviewColorSpaceEnum fColorSpace; |
51 | |
52 | dng_string fDateTime; |
53 | |
54 | real64 fRawToPreviewGain; |
55 | |
56 | uint32 fCacheVersion; |
57 | |
58 | public: |
59 | |
60 | dng_preview_info (); |
61 | |
62 | ~dng_preview_info (); |
63 | |
64 | }; |
65 | |
66 | /*****************************************************************************/ |
67 | |
68 | /// \brief Container for a single image file directory of a digital negative. |
69 | /// |
70 | /// See \ref spec_dng "DNG 1.1.0 specification" for documentation of specific tags. |
71 | |
72 | class dng_ifd |
73 | { |
74 | |
75 | public: |
76 | |
77 | bool fUsesNewSubFileType; |
78 | |
79 | uint32 fNewSubFileType; |
80 | |
81 | uint32 fImageWidth; |
82 | uint32 fImageLength; |
83 | |
84 | uint32 fBitsPerSample [kMaxSamplesPerPixel]; |
85 | |
86 | uint32 fCompression; |
87 | |
88 | uint32 fPredictor; |
89 | |
90 | uint32 fPhotometricInterpretation; |
91 | |
92 | uint32 fFillOrder; |
93 | |
94 | uint32 fOrientation; |
95 | uint32 fOrientationType; |
96 | uint64 fOrientationOffset; |
97 | bool fOrientationBigEndian; |
98 | |
99 | uint32 fSamplesPerPixel; |
100 | |
101 | uint32 fPlanarConfiguration; |
102 | |
103 | real64 fXResolution; |
104 | real64 fYResolution; |
105 | |
106 | uint32 fResolutionUnit; |
107 | |
108 | bool fUsesStrips; |
109 | bool fUsesTiles; |
110 | |
111 | uint32 fTileWidth; |
112 | uint32 fTileLength; |
113 | |
114 | enum |
115 | { |
116 | kMaxTileInfo = 32 |
117 | }; |
118 | |
119 | uint32 fTileOffsetsType; |
120 | uint32 fTileOffsetsCount; |
121 | uint64 fTileOffsetsOffset; |
122 | uint64 fTileOffset [kMaxTileInfo]; |
123 | |
124 | uint32 fTileByteCountsType; |
125 | uint32 fTileByteCountsCount; |
126 | uint64 fTileByteCountsOffset; |
127 | uint32 fTileByteCount [kMaxTileInfo]; |
128 | |
129 | uint32 fSubIFDsCount; |
130 | uint64 fSubIFDsOffset; |
131 | |
132 | uint32 ; |
133 | uint32 [kMaxSamplesPerPixel]; |
134 | |
135 | uint32 fSampleFormat [kMaxSamplesPerPixel]; |
136 | |
137 | uint32 fJPEGTablesCount; |
138 | uint64 fJPEGTablesOffset; |
139 | |
140 | uint64 fJPEGInterchangeFormat; |
141 | uint32 fJPEGInterchangeFormatLength; |
142 | |
143 | real64 fYCbCrCoefficientR; |
144 | real64 fYCbCrCoefficientG; |
145 | real64 fYCbCrCoefficientB; |
146 | |
147 | uint32 fYCbCrSubSampleH; |
148 | uint32 fYCbCrSubSampleV; |
149 | |
150 | uint32 fYCbCrPositioning; |
151 | |
152 | real64 fReferenceBlackWhite [6]; |
153 | |
154 | uint32 fCFARepeatPatternRows; |
155 | uint32 fCFARepeatPatternCols; |
156 | |
157 | uint8 fCFAPattern [kMaxCFAPattern] [kMaxCFAPattern]; |
158 | |
159 | uint8 fCFAPlaneColor [kMaxColorPlanes]; |
160 | |
161 | uint32 fCFALayout; |
162 | |
163 | uint32 fLinearizationTableType; |
164 | uint32 fLinearizationTableCount; |
165 | uint64 fLinearizationTableOffset; |
166 | |
167 | uint32 fBlackLevelRepeatRows; |
168 | uint32 fBlackLevelRepeatCols; |
169 | |
170 | real64 fBlackLevel [kMaxBlackPattern] [kMaxBlackPattern] [kMaxSamplesPerPixel]; |
171 | |
172 | uint32 fBlackLevelDeltaHType; |
173 | uint32 fBlackLevelDeltaHCount; |
174 | uint64 fBlackLevelDeltaHOffset; |
175 | |
176 | uint32 fBlackLevelDeltaVType; |
177 | uint32 fBlackLevelDeltaVCount; |
178 | uint64 fBlackLevelDeltaVOffset; |
179 | |
180 | real64 fWhiteLevel [kMaxSamplesPerPixel]; |
181 | |
182 | dng_urational fDefaultScaleH; |
183 | dng_urational fDefaultScaleV; |
184 | |
185 | dng_urational fBestQualityScale; |
186 | |
187 | dng_urational fDefaultCropOriginH; |
188 | dng_urational fDefaultCropOriginV; |
189 | |
190 | dng_urational fDefaultCropSizeH; |
191 | dng_urational fDefaultCropSizeV; |
192 | |
193 | dng_urational fDefaultUserCropT; |
194 | dng_urational fDefaultUserCropL; |
195 | dng_urational fDefaultUserCropB; |
196 | dng_urational fDefaultUserCropR; |
197 | |
198 | uint32 fBayerGreenSplit; |
199 | |
200 | dng_urational fChromaBlurRadius; |
201 | |
202 | dng_urational fAntiAliasStrength; |
203 | |
204 | dng_rect fActiveArea; |
205 | |
206 | uint32 fMaskedAreaCount; |
207 | dng_rect fMaskedArea [kMaxMaskedAreas]; |
208 | |
209 | uint32 fRowInterleaveFactor; |
210 | |
211 | uint32 fSubTileBlockRows; |
212 | uint32 fSubTileBlockCols; |
213 | |
214 | dng_preview_info fPreviewInfo; |
215 | |
216 | uint32 fOpcodeList1Count; |
217 | uint64 fOpcodeList1Offset; |
218 | |
219 | uint32 fOpcodeList2Count; |
220 | uint64 fOpcodeList2Offset; |
221 | |
222 | uint32 fOpcodeList3Count; |
223 | uint64 fOpcodeList3Offset; |
224 | |
225 | bool fLosslessJPEGBug16; |
226 | |
227 | uint32 fSampleBitShift; |
228 | |
229 | uint64 fThisIFD; |
230 | uint64 fNextIFD; |
231 | |
232 | int32 fCompressionQuality; |
233 | |
234 | bool fPatchFirstJPEGByte; |
235 | |
236 | public: |
237 | |
238 | dng_ifd (); |
239 | |
240 | virtual ~dng_ifd (); |
241 | |
242 | virtual bool ParseTag (dng_stream &stream, |
243 | uint32 parentCode, |
244 | uint32 tagCode, |
245 | uint32 tagType, |
246 | uint32 tagCount, |
247 | uint64 tagOffset); |
248 | |
249 | virtual void PostParse (); |
250 | |
251 | virtual bool IsValidDNG (dng_shared &shared, |
252 | uint32 parentCode); |
253 | |
254 | dng_rect Bounds () const |
255 | { |
256 | return dng_rect (0, |
257 | 0, |
258 | fImageLength, |
259 | fImageWidth); |
260 | } |
261 | |
262 | uint32 TilesAcross () const; |
263 | |
264 | uint32 TilesDown () const; |
265 | |
266 | uint32 TilesPerImage () const; |
267 | |
268 | dng_rect TileArea (uint32 rowIndex, |
269 | uint32 colIndex) const; |
270 | |
271 | virtual uint32 TileByteCount (const dng_rect &tile) const; |
272 | |
273 | void SetSingleStrip (); |
274 | |
275 | void FindTileSize (uint32 bytesPerTile = 128 * 1024, |
276 | uint32 cellH = 16, |
277 | uint32 cellV = 16); |
278 | |
279 | void FindStripSize (uint32 bytesPerStrip = 128 * 1024, |
280 | uint32 cellV = 16); |
281 | |
282 | virtual uint32 PixelType () const; |
283 | |
284 | virtual bool IsBaselineJPEG () const; |
285 | |
286 | virtual bool CanRead () const; |
287 | |
288 | virtual void ReadImage (dng_host &host, |
289 | dng_stream &stream, |
290 | dng_image &image, |
291 | dng_jpeg_image *jpegImage = NULL, |
292 | dng_fingerprint *jpegDigest = NULL) const; |
293 | |
294 | protected: |
295 | |
296 | virtual bool IsValidCFA (dng_shared &shared, |
297 | uint32 parentCode); |
298 | |
299 | }; |
300 | |
301 | /*****************************************************************************/ |
302 | |
303 | #endif |
304 | |
305 | /*****************************************************************************/ |
306 | |