189 	,	fIFD   ()  in dng_image_preview()
207 	fIFD.fNewSubFileType = fInfo.fIsPrimary ? sfPreviewImage  in AddTagSet()
210 	fIFD.fImageWidth  = fImage->Width  ();  in AddTagSet()
211 	fIFD.fImageLength = fImage->Height ();  in AddTagSet()
213 	fIFD.fSamplesPerPixel = fImage->Planes ();  in AddTagSet()
215 	fIFD.fPhotometricInterpretation = fIFD.fSamplesPerPixel == 1 ? piBlackIsZero  in AddTagSet()
218 	fIFD.fBitsPerSample [0] = TagTypeSize (fImage->PixelType ()) * 8;  in AddTagSet()
220 	for (uint32 j = 1; j < fIFD.fSamplesPerPixel; j++)  in AddTagSet()
222 		fIFD.fBitsPerSample [j] = fIFD.fBitsPerSample [0];  in AddTagSet()
225 	fIFD.SetSingleStrip ();  in AddTagSet()
227 	return new dng_preview_tag_set (directory, *this, fIFD);  in AddTagSet()
240 					   fIFD,  in WriteData()
525 	,	fIFD				()  in dng_raw_preview()
543 	fIFD.fNewSubFileType = sfPreviewImage;  in AddTagSet()
545 	fIFD.fImageWidth  = fImage->Width  ();  in AddTagSet()
546 	fIFD.fImageLength = fImage->Height ();  in AddTagSet()
548 	fIFD.fSamplesPerPixel = fImage->Planes ();  in AddTagSet()
550 	fIFD.fPhotometricInterpretation = piLinearRaw;  in AddTagSet()
555 		fIFD.fCompression = ccDeflate;  in AddTagSet()
557 		fIFD.fCompressionQuality = fCompressionQuality;  in AddTagSet()
559 		fIFD.fPredictor = cpFloatingPoint;  in AddTagSet()
561 		for (uint32 j = 0; j < fIFD.fSamplesPerPixel; j++)  in AddTagSet()
563 			fIFD.fBitsPerSample [j] = 16;  in AddTagSet()
564 			fIFD.fSampleFormat  [j] = sfFloatingPoint;  in AddTagSet()
567 		fIFD.FindTileSize (512 * 1024);  in AddTagSet()
574 		fIFD.fCompression = ccLossyJPEG;  in AddTagSet()
576 		fIFD.fCompressionQuality = fCompressionQuality;  in AddTagSet()
578 		fIFD.fBitsPerSample [0] = TagTypeSize (fImage->PixelType ()) * 8;  in AddTagSet()
580 		for (uint32 j = 1; j < fIFD.fSamplesPerPixel; j++)  in AddTagSet()
582 			fIFD.fBitsPerSample [j] = fIFD.fBitsPerSample [0];  in AddTagSet()
585 		fIFD.FindTileSize (512 * 512 * fIFD.fSamplesPerPixel);  in AddTagSet()
589 	return new dng_raw_preview_tag_set (directory, *this, fIFD);  in AddTagSet()
602 					   fIFD,  in WriteData()
615 	,	fIFD				()  in dng_mask_preview()
633 	fIFD.fNewSubFileType = sfPreviewMask;  in AddTagSet()
635 	fIFD.fImageWidth  = fImage->Width  ();  in AddTagSet()
636 	fIFD.fImageLength = fImage->Height ();  in AddTagSet()
638 	fIFD.fSamplesPerPixel = 1;  in AddTagSet()
640 	fIFD.fPhotometricInterpretation = piTransparencyMask;  in AddTagSet()
642 	fIFD.fCompression = ccDeflate;  in AddTagSet()
643 	fIFD.fPredictor   = cpHorizontalDifference;  in AddTagSet()
645 	fIFD.fCompressionQuality = fCompressionQuality;  in AddTagSet()
647 	fIFD.fBitsPerSample [0] = TagTypeSize (fImage->PixelType ()) * 8;  in AddTagSet()
649 	fIFD.FindTileSize (512 * 512 * fIFD.fSamplesPerPixel);  in AddTagSet()
651 	return new dng_basic_tag_set (directory, fIFD);  in AddTagSet()
664 					   fIFD,  in WriteData()