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dng_ifd.h Go to the documentation of this file. /*****************************************************************************/ // Copyright 2006-2008 Adobe Systems Incorporated // All Rights Reserved. // // NOTICE: Adobe permits you to use, modify, and distribute this file in // accordance with the terms of the Adobe license agreement accompanying it. /*****************************************************************************/ /* $Id: //mondo/dng_sdk_1_2/dng_sdk/source/dng_ifd.h#1 $ */ /* $DateTime: 2008/03/09 14:29:54 $ */ /* $Change: 431850 $ */ /* $Author: tknoll $ */ /*****************************************************************************/ #ifndef __dng_ifd__ #define __dng_ifd__ /*****************************************************************************/ #include "dng_fingerprint.h" #include "dng_rect.h" #include "dng_shared.h" #include "dng_stream.h" #include "dng_string.h" #include "dng_sdk_limits.h" #include "dng_tag_values.h" /*****************************************************************************/ class dng_preview_info { public: bool fIsPrimary; dng_string fApplicationName; dng_string fApplicationVersion; dng_string fSettingsName; dng_fingerprint fSettingsDigest; PreviewColorSpaceEnum fColorSpace; dng_string fDateTime; public: dng_preview_info (); ~dng_preview_info (); }; /*****************************************************************************/ class dng_ifd { public: bool fUsesNewSubFileType; uint32 fNewSubFileType; uint32 fImageWidth; uint32 fImageLength; uint32 fBitsPerSample [kMaxSamplesPerPixel]; uint32 fCompression; uint32 fPredictor; uint32 fPhotometricInterpretation; uint32 fFillOrder; uint32 fOrientation; uint32 fOrientationType; uint64 fOrientationOffset; bool fOrientationBigEndian; uint32 fSamplesPerPixel; uint32 fPlanarConfiguration; real64 fXResolution; real64 fYResolution; uint32 fResolutionUnit; bool fUsesStrips; bool fUsesTiles; uint32 fTileWidth; uint32 fTileLength; enum { kMaxTileInfo = 32 }; uint32 fTileOffsetsType; uint32 fTileOffsetsCount; uint64 fTileOffsetsOffset; uint64 fTileOffset [kMaxTileInfo]; uint32 fTileByteCountsType; uint32 fTileByteCountsCount; uint64 fTileByteCountsOffset; uint32 fTileByteCount [kMaxTileInfo]; uint32 fSubIFDsCount; uint64 fSubIFDsOffset; uint32 fExtraSamplesCount; uint32 fExtraSamples [kMaxSamplesPerPixel]; uint32 fSampleFormat [kMaxSamplesPerPixel]; uint32 fJPEGTablesCount; uint64 fJPEGTablesOffset; uint64 fJPEGInterchangeFormat; uint32 fJPEGInterchangeFormatLength; real64 fYCbCrCoefficientR; real64 fYCbCrCoefficientG; real64 fYCbCrCoefficientB; uint32 fYCbCrSubSampleH; uint32 fYCbCrSubSampleV; uint32 fYCbCrPositioning; real64 fReferenceBlackWhite [6]; uint32 fCFARepeatPatternRows; uint32 fCFARepeatPatternCols; uint8 fCFAPattern [kMaxCFAPattern] [kMaxCFAPattern]; uint8 fCFAPlaneColor [kMaxColorPlanes]; uint32 fCFALayout; uint32 fLinearizationTableType; uint32 fLinearizationTableCount; uint64 fLinearizationTableOffset; uint32 fBlackLevelRepeatRows; uint32 fBlackLevelRepeatCols; real64 fBlackLevel [kMaxBlackPattern] [kMaxBlackPattern] [kMaxSamplesPerPixel]; uint32 fBlackLevelDeltaHType; uint32 fBlackLevelDeltaHCount; uint64 fBlackLevelDeltaHOffset; uint32 fBlackLevelDeltaVType; uint32 fBlackLevelDeltaVCount; uint64 fBlackLevelDeltaVOffset; real64 fWhiteLevel [kMaxSamplesPerPixel]; dng_urational fDefaultScaleH; dng_urational fDefaultScaleV; dng_urational fBestQualityScale; dng_urational fDefaultCropOriginH; dng_urational fDefaultCropOriginV; dng_urational fDefaultCropSizeH; dng_urational fDefaultCropSizeV; uint32 fBayerGreenSplit; dng_urational fChromaBlurRadius; dng_urational fAntiAliasStrength; dng_rect fActiveArea; uint32 fMaskedAreaCount; dng_rect fMaskedArea [kMaxMaskedAreas]; uint32 fRowInterleaveFactor; uint32 fSubTileBlockRows; uint32 fSubTileBlockCols; dng_preview_info fPreviewInfo; bool fLosslessJPEGBug16; uint32 fSampleBitShift; uint64 fThisIFD; uint64 fNextIFD; public: dng_ifd (); virtual ~dng_ifd (); virtual bool ParseTag (dng_stream &stream, uint32 parentCode, uint32 tagCode, uint32 tagType, uint32 tagCount, uint64 tagOffset); virtual void PostParse (); virtual bool IsValidDNG (dng_shared &shared, uint32 parentCode); dng_rect Bounds () const { return dng_rect (0, 0, fImageLength, fImageWidth); } uint32 TilesAcross () const; uint32 TilesDown () const; uint32 TilesPerImage () const; dng_rect TileArea (uint32 rowIndex, uint32 colIndex) const; virtual uint32 TileByteCount (const dng_rect &tile) const; void SetSingleStrip (); void FindTileSize (uint32 bytesPerTile = 128 * 1024, uint32 cellH = 16, uint32 cellV = 16); void FindStripSize (uint32 bytesPerStrip = 128 * 1024, uint32 cellV = 16); virtual uint32 PixelType () const; virtual bool IsBaselineJPEG () const; virtual bool CanRead () const; virtual void ReadImage (dng_host &host, dng_stream &stream, dng_image &image) const; protected: virtual bool IsValidCFA (dng_shared &shared, uint32 parentCode); }; /*****************************************************************************/ #endif /*****************************************************************************/

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