コード例 #1
0
ファイル: XTIFF.cpp プロジェクト: SemanticsOS/freeimage
/**
Read all known exif tags

@param tif TIFF handle
@param md_model Metadata model where to store the tags
@param dib Image being read
@return Returns TRUE if successful, returns FALSE otherwise
*/
BOOL 
tiff_read_exif_tags(TIFF *tif, TagLib::MDMODEL md_model, FIBITMAP *dib) {

	TagLib& tagLib = TagLib::instance();

	const int count = TIFFGetTagListCount(tif);
	for(int i = 0; i < count; i++) {
		uint32 tag_id = TIFFGetTagListEntry(tif, i);
		// read the tag
		if (!tiff_read_exif_tag(tif, tag_id, dib, md_model))
			return FALSE;
	}

	// we want to know values of standard tags too!!

	// loop over all Core Directory Tags
	// ### uses private data, but there is no other way
	if(md_model == TagLib::EXIF_MAIN) {
		const TIFFDirectory *td = &tif->tif_dir;

		uint32 lastTag = 0;	//<- used to prevent reading some tags twice (as stored in tif_fieldinfo)

		for (int fi = 0, nfi = (int)tif->tif_nfields; nfi > 0; nfi--, fi++) {
			const TIFFField *fld = tif->tif_fields[fi];

			const uint32 tag_id = TIFFFieldTag(fld);

			if(tag_id == lastTag) {
				continue;
			}

			// test if tag value is set
			// (lifted directly from LibTiff _TIFFWriteDirectory)

			if( fld->field_bit == FIELD_CUSTOM ) {
				int is_set = FALSE;

				for(int ci = 0; ci < td->td_customValueCount; ci++ ) {
					is_set |= (td->td_customValues[ci].info == fld);
				}

				if( !is_set ) {
					continue;
				}

			} else if(!TIFFFieldSet(tif, fld->field_bit)) {
				continue;
			}

			// process *all* other tags (some will be ignored)

			tiff_read_exif_tag(tif, tag_id, dib, md_model);

			lastTag = tag_id;
		}

	}

	return TRUE;
}
コード例 #2
0
ファイル: tif_print.c プロジェクト: pottootje1982/singalong
/*
 * Print the contents of the current directory
 * to the specified stdio file stream.
 */
void
TIFFPrintDirectory(TIFF* tif, FILE* fd, long flags)
{
	TIFFDirectory *td = &tif->tif_dir;
	char *sep;
	uint16 i;
	long l, n;

	fprintf(fd, "TIFF Directory at offset 0x%lx (%lu)\n",
		(unsigned long)tif->tif_diroff, (unsigned long)tif->tif_diroff);
	if (TIFFFieldSet(tif,FIELD_SUBFILETYPE)) {
		fprintf(fd, "  Subfile Type:");
		sep = " ";
		if (td->td_subfiletype & FILETYPE_REDUCEDIMAGE) {
			fprintf(fd, "%sreduced-resolution image", sep);
			sep = "/";
		}
		if (td->td_subfiletype & FILETYPE_PAGE) {
			fprintf(fd, "%smulti-page document", sep);
			sep = "/";
		}
		if (td->td_subfiletype & FILETYPE_MASK)
			fprintf(fd, "%stransparency mask", sep);
		fprintf(fd, " (%lu = 0x%lx)\n",
		    (long) td->td_subfiletype, (long) td->td_subfiletype);
	}
	if (TIFFFieldSet(tif,FIELD_IMAGEDIMENSIONS)) {
		fprintf(fd, "  Image Width: %lu Image Length: %lu",
		    (unsigned long) td->td_imagewidth, (unsigned long) td->td_imagelength);
		if (TIFFFieldSet(tif,FIELD_IMAGEDEPTH))
			fprintf(fd, " Image Depth: %lu",
			    (unsigned long) td->td_imagedepth);
		fprintf(fd, "\n");
	}
	if (TIFFFieldSet(tif,FIELD_TILEDIMENSIONS)) {
		fprintf(fd, "  Tile Width: %lu Tile Length: %lu",
		    (unsigned long) td->td_tilewidth, (unsigned long) td->td_tilelength);
		if (TIFFFieldSet(tif,FIELD_TILEDEPTH))
			fprintf(fd, " Tile Depth: %lu",
			    (unsigned long) td->td_tiledepth);
		fprintf(fd, "\n");
	}
	if (TIFFFieldSet(tif,FIELD_RESOLUTION)) {
		fprintf(fd, "  Resolution: %g, %g",
		    td->td_xresolution, td->td_yresolution);
		if (TIFFFieldSet(tif,FIELD_RESOLUTIONUNIT)) {
			switch (td->td_resolutionunit) {
			case RESUNIT_NONE:
				fprintf(fd, " (unitless)");
				break;
			case RESUNIT_INCH:
				fprintf(fd, " pixels/inch");
				break;
			case RESUNIT_CENTIMETER:
				fprintf(fd, " pixels/cm");
				break;
			default:
				fprintf(fd, " (unit %u = 0x%x)",
				    td->td_resolutionunit,
				    td->td_resolutionunit);
				break;
			}
		}
		fprintf(fd, "\n");
	}
	if (TIFFFieldSet(tif,FIELD_POSITION))
		fprintf(fd, "  Position: %g, %g\n",
		    td->td_xposition, td->td_yposition);
	if (TIFFFieldSet(tif,FIELD_BITSPERSAMPLE))
		fprintf(fd, "  Bits/Sample: %u\n", td->td_bitspersample);
	if (TIFFFieldSet(tif,FIELD_SAMPLEFORMAT)) {
		fprintf(fd, "  Sample Format: ");
		switch (td->td_sampleformat) {
		case SAMPLEFORMAT_VOID:
			fprintf(fd, "void\n");
			break;
		case SAMPLEFORMAT_INT:
			fprintf(fd, "signed integer\n");
			break;
		case SAMPLEFORMAT_UINT:
			fprintf(fd, "unsigned integer\n");
			break;
		case SAMPLEFORMAT_IEEEFP:
			fprintf(fd, "IEEE floating point\n");
			break;
		case SAMPLEFORMAT_COMPLEXINT:
			fprintf(fd, "complex signed integer\n");
			break;
		case SAMPLEFORMAT_COMPLEXIEEEFP:
			fprintf(fd, "complex IEEE floating point\n");
			break;
		default:
			fprintf(fd, "%u (0x%x)\n",
			    td->td_sampleformat, td->td_sampleformat);
			break;
		}
	}
	if (TIFFFieldSet(tif,FIELD_COMPRESSION)) {
		const TIFFCodec* c = TIFFFindCODEC(td->td_compression);
		fprintf(fd, "  Compression Scheme: ");
		if (c)
			fprintf(fd, "%s\n", c->name);
		else
			fprintf(fd, "%u (0x%x)\n",
			    td->td_compression, td->td_compression);
	}
	if (TIFFFieldSet(tif,FIELD_PHOTOMETRIC)) {
		fprintf(fd, "  Photometric Interpretation: ");
		if (td->td_photometric < NPHOTONAMES)
			fprintf(fd, "%s\n", photoNames[td->td_photometric]);
		else {
			switch (td->td_photometric) {
			case PHOTOMETRIC_LOGL:
				fprintf(fd, "CIE Log2(L)\n");
				break;
			case PHOTOMETRIC_LOGLUV:
				fprintf(fd, "CIE Log2(L) (u',v')\n");
				break;
			default:
				fprintf(fd, "%u (0x%x)\n",
				    td->td_photometric, td->td_photometric);
				break;
			}
		}
	}
	if (TIFFFieldSet(tif,FIELD_EXTRASAMPLES) && td->td_extrasamples) {
		fprintf(fd, "  Extra Samples: %u<", td->td_extrasamples);
		sep = "";
		for (i = 0; i < td->td_extrasamples; i++) {
			switch (td->td_sampleinfo[i]) {
			case EXTRASAMPLE_UNSPECIFIED:
				fprintf(fd, "%sunspecified", sep);
				break;
			case EXTRASAMPLE_ASSOCALPHA:
				fprintf(fd, "%sassoc-alpha", sep);
				break;
			case EXTRASAMPLE_UNASSALPHA:
				fprintf(fd, "%sunassoc-alpha", sep);
				break;
			default:
				fprintf(fd, "%s%u (0x%x)", sep,
				    td->td_sampleinfo[i], td->td_sampleinfo[i]);
				break;
			}
			sep = ", ";
		}
		fprintf(fd, ">\n");
	}
	if (TIFFFieldSet(tif,FIELD_INKNAMES)) {
		char* cp;
		fprintf(fd, "  Ink Names: ");
		i = td->td_samplesperpixel;
		sep = "";
		for (cp = td->td_inknames; i > 0; cp = strchr(cp,'\0')+1, i--) {
			fputs(sep, fd);
			_TIFFprintAscii(fd, cp);
			sep = ", ";
		}
                fputs("\n", fd);
	}
	if (TIFFFieldSet(tif,FIELD_THRESHHOLDING)) {
		fprintf(fd, "  Thresholding: ");
		switch (td->td_threshholding) {
		case THRESHHOLD_BILEVEL:
			fprintf(fd, "bilevel art scan\n");
			break;
		case THRESHHOLD_HALFTONE:
			fprintf(fd, "halftone or dithered scan\n");
			break;
		case THRESHHOLD_ERRORDIFFUSE:
			fprintf(fd, "error diffused\n");
			break;
		default:
			fprintf(fd, "%u (0x%x)\n",
			    td->td_threshholding, td->td_threshholding);
			break;
		}
	}
	if (TIFFFieldSet(tif,FIELD_FILLORDER)) {
		fprintf(fd, "  FillOrder: ");
		switch (td->td_fillorder) {
		case FILLORDER_MSB2LSB:
			fprintf(fd, "msb-to-lsb\n");
			break;
		case FILLORDER_LSB2MSB:
			fprintf(fd, "lsb-to-msb\n");
			break;
		default:
			fprintf(fd, "%u (0x%x)\n",
			    td->td_fillorder, td->td_fillorder);
			break;
		}
	}
	if (TIFFFieldSet(tif,FIELD_YCBCRSUBSAMPLING))
        {
            /*
             * For hacky reasons (see tif_jpeg.c - JPEGFixupTestSubsampling),
             * we need to fetch this rather than trust what is in our
             * structures.
             */
            uint16 subsampling[2];

            TIFFGetField( tif, TIFFTAG_YCBCRSUBSAMPLING, 
                          subsampling + 0, subsampling + 1 );
		fprintf(fd, "  YCbCr Subsampling: %u, %u\n",
                        subsampling[0], subsampling[1] );
        }
	if (TIFFFieldSet(tif,FIELD_YCBCRPOSITIONING)) {
		fprintf(fd, "  YCbCr Positioning: ");
		switch (td->td_ycbcrpositioning) {
		case YCBCRPOSITION_CENTERED:
			fprintf(fd, "centered\n");
			break;
		case YCBCRPOSITION_COSITED:
			fprintf(fd, "cosited\n");
			break;
		default:
			fprintf(fd, "%u (0x%x)\n",
			    td->td_ycbcrpositioning, td->td_ycbcrpositioning);
			break;
		}
	}
	if (TIFFFieldSet(tif,FIELD_HALFTONEHINTS))
		fprintf(fd, "  Halftone Hints: light %u dark %u\n",
		    td->td_halftonehints[0], td->td_halftonehints[1]);
	if (TIFFFieldSet(tif,FIELD_ORIENTATION)) {
		fprintf(fd, "  Orientation: ");
		if (td->td_orientation < NORIENTNAMES)
			fprintf(fd, "%s\n", orientNames[td->td_orientation]);
		else
			fprintf(fd, "%u (0x%x)\n",
			    td->td_orientation, td->td_orientation);
	}
	if (TIFFFieldSet(tif,FIELD_SAMPLESPERPIXEL))
		fprintf(fd, "  Samples/Pixel: %u\n", td->td_samplesperpixel);
	if (TIFFFieldSet(tif,FIELD_ROWSPERSTRIP)) {
		fprintf(fd, "  Rows/Strip: ");
		if (td->td_rowsperstrip == (uint32) -1)
			fprintf(fd, "(infinite)\n");
		else
			fprintf(fd, "%lu\n", (unsigned long) td->td_rowsperstrip);
	}
	if (TIFFFieldSet(tif,FIELD_MINSAMPLEVALUE))
		fprintf(fd, "  Min Sample Value: %u\n", td->td_minsamplevalue);
	if (TIFFFieldSet(tif,FIELD_MAXSAMPLEVALUE))
		fprintf(fd, "  Max Sample Value: %u\n", td->td_maxsamplevalue);
	if (TIFFFieldSet(tif,FIELD_SMINSAMPLEVALUE))
		fprintf(fd, "  SMin Sample Value: %g\n",
		    td->td_sminsamplevalue);
	if (TIFFFieldSet(tif,FIELD_SMAXSAMPLEVALUE))
		fprintf(fd, "  SMax Sample Value: %g\n",
		    td->td_smaxsamplevalue);
	if (TIFFFieldSet(tif,FIELD_PLANARCONFIG)) {
		fprintf(fd, "  Planar Configuration: ");
		switch (td->td_planarconfig) {
		case PLANARCONFIG_CONTIG:
			fprintf(fd, "single image plane\n");
			break;
		case PLANARCONFIG_SEPARATE:
			fprintf(fd, "separate image planes\n");
			break;
		default:
			fprintf(fd, "%u (0x%x)\n",
			    td->td_planarconfig, td->td_planarconfig);
			break;
		}
	}
	if (TIFFFieldSet(tif,FIELD_PAGENUMBER))
		fprintf(fd, "  Page Number: %u-%u\n",
		    td->td_pagenumber[0], td->td_pagenumber[1]);
	if (TIFFFieldSet(tif,FIELD_COLORMAP)) {
		fprintf(fd, "  Color Map: ");
		if (flags & TIFFPRINT_COLORMAP) {
			fprintf(fd, "\n");
			n = 1L<<td->td_bitspersample;
			for (l = 0; l < n; l++)
				fprintf(fd, "   %5lu: %5u %5u %5u\n",
				    l,
				    td->td_colormap[0][l],
				    td->td_colormap[1][l],
				    td->td_colormap[2][l]);
		} else
			fprintf(fd, "(present)\n");
	}
	if (TIFFFieldSet(tif,FIELD_TRANSFERFUNCTION)) {
		fprintf(fd, "  Transfer Function: ");
		if (flags & TIFFPRINT_CURVES) {
			fprintf(fd, "\n");
			n = 1L<<td->td_bitspersample;
			for (l = 0; l < n; l++) {
				fprintf(fd, "    %2lu: %5u",
				    l, td->td_transferfunction[0][l]);
				for (i = 1; i < td->td_samplesperpixel; i++)
					fprintf(fd, " %5u",
					    td->td_transferfunction[i][l]);
				fputc('\n', fd);
			}
		} else
			fprintf(fd, "(present)\n");
	}
	if (TIFFFieldSet(tif, FIELD_SUBIFD)) {
		fprintf(fd, "  SubIFD Offsets:");
		for (i = 0; i < td->td_nsubifd; i++)
			fprintf(fd, " %5lu", (long) td->td_subifd[i]);
		fputc('\n', fd);
	}

        /*
        ** Custom tag support.
        */
        {
            int  i;
            short count;

            count = (short) TIFFGetTagListCount(tif);
            for(i = 0; i < count; i++) {
                ttag_t  tag = TIFFGetTagListEntry(tif, i);
                const TIFFFieldInfo *fip;
                uint16 value_count;
                int mem_alloc = 0;
                void *raw_data;

                fip = TIFFFieldWithTag(tif, tag);
                if(fip == NULL)
			continue;

		if(fip->field_passcount) {
			if(TIFFGetField(tif, tag, &value_count, &raw_data) != 1)
				continue;
		} else {
			if (fip->field_readcount == TIFF_VARIABLE
			    || fip->field_readcount == TIFF_VARIABLE2)
				value_count = 1;
			else if (fip->field_readcount == TIFF_SPP)
				value_count = td->td_samplesperpixel;
			else
				value_count = fip->field_readcount;
			if ((fip->field_type == TIFF_ASCII
			     || fip->field_readcount == TIFF_VARIABLE
			     || fip->field_readcount == TIFF_VARIABLE2
			     || fip->field_readcount == TIFF_SPP
			     || value_count > 1)
			    && fip->field_tag != TIFFTAG_PAGENUMBER
			    && fip->field_tag != TIFFTAG_HALFTONEHINTS
			    && fip->field_tag != TIFFTAG_YCBCRSUBSAMPLING
			    && fip->field_tag != TIFFTAG_DOTRANGE) {
				if(TIFFGetField(tif, tag, &raw_data) != 1)
					continue;
			} else if (fip->field_tag != TIFFTAG_PAGENUMBER
				   && fip->field_tag != TIFFTAG_HALFTONEHINTS
				   && fip->field_tag != TIFFTAG_YCBCRSUBSAMPLING
				   && fip->field_tag != TIFFTAG_DOTRANGE) {
				raw_data = _TIFFmalloc(
					_TIFFDataSize(fip->field_type)
					* value_count);
				mem_alloc = 1;
				if(TIFFGetField(tif, tag, raw_data) != 1) {
					_TIFFfree(raw_data);
					continue;
				}
			} else {
				/* 
				 * XXX: Should be fixed and removed, see the
				 * notes related to TIFFTAG_PAGENUMBER,
				 * TIFFTAG_HALFTONEHINTS,
				 * TIFFTAG_YCBCRSUBSAMPLING and
				 * TIFFTAG_DOTRANGE tags in tif_dir.c. */
				char *tmp;
				raw_data = _TIFFmalloc(
					_TIFFDataSize(fip->field_type)
					* value_count);
				tmp = raw_data;
				mem_alloc = 1;
				if(TIFFGetField(tif, tag, tmp,
				tmp + _TIFFDataSize(fip->field_type)) != 1) {
					_TIFFfree(raw_data);
					continue;
				}
			}
		}

		/*
		 * Catch the tags which needs to be specially handled and
		 * pretty print them. If tag not handled in
		 * _TIFFPrettyPrintField() fall down and print it as any other
		 * tag.
		 */
		if (_TIFFPrettyPrintField(tif, fd, tag, value_count, raw_data)) {
			if(mem_alloc)
				_TIFFfree(raw_data);
			continue;
		}
		else
			_TIFFPrintField(fd, fip, value_count, raw_data);

		if(mem_alloc)
			_TIFFfree(raw_data);
            }
        }
        
	if (tif->tif_tagmethods.printdir)
		(*tif->tif_tagmethods.printdir)(tif, fd, flags);
	if ((flags & TIFFPRINT_STRIPS) &&
	    TIFFFieldSet(tif,FIELD_STRIPOFFSETS)) {
		tstrip_t s;

		fprintf(fd, "  %lu %s:\n",
		    (long) td->td_nstrips,
		    isTiled(tif) ? "Tiles" : "Strips");
		for (s = 0; s < td->td_nstrips; s++)
			fprintf(fd, "    %3lu: [%8lu, %8lu]\n",
			    (unsigned long) s,
			    (unsigned long) td->td_stripoffset[s],
			    (unsigned long) td->td_stripbytecount[s]);
	}
}
コード例 #3
0
ファイル: tif_print.c プロジェクト: joelhainley/picprep
/*
 * Print the contents of the current directory
 * to the specified stdio file stream.
 */
void
TIFFPrintDirectory(TIFF* tif, FILE* fd, long flags)
{
	register TIFFDirectory *td;
	char *sep;
	uint16 i;
	long l, n;

	fprintf(fd, "TIFF Directory at offset 0x%lx\n",
		(unsigned long)tif->tif_diroff);
	td = &tif->tif_dir;
	if (TIFFFieldSet(tif,FIELD_SUBFILETYPE)) {
		fprintf(fd, "  Subfile Type:");
		sep = " ";
		if (td->td_subfiletype & FILETYPE_REDUCEDIMAGE) {
			fprintf(fd, "%sreduced-resolution image", sep);
			sep = "/";
		}
		if (td->td_subfiletype & FILETYPE_PAGE) {
			fprintf(fd, "%smulti-page document", sep);
			sep = "/";
		}
		if (td->td_subfiletype & FILETYPE_MASK)
			fprintf(fd, "%stransparency mask", sep);
		fprintf(fd, " (%lu = 0x%lx)\n",
		    (long) td->td_subfiletype, (long) td->td_subfiletype);
	}
	if (TIFFFieldSet(tif,FIELD_IMAGEDIMENSIONS)) {
		fprintf(fd, "  Image Width: %lu Image Length: %lu",
		    (unsigned long) td->td_imagewidth, (unsigned long) td->td_imagelength);
		if (TIFFFieldSet(tif,FIELD_IMAGEDEPTH))
			fprintf(fd, " Image Depth: %lu",
			    (unsigned long) td->td_imagedepth);
		fprintf(fd, "\n");
	}

 	/* Begin Pixar */
 	if (TIFFFieldSet(tif,FIELD_IMAGEFULLWIDTH) ||
 	    TIFFFieldSet(tif,FIELD_IMAGEFULLLENGTH)) {
	  fprintf(fd, "  Pixar Full Image Width: %lu Full Image Length: %lu\n",
		  (unsigned long) td->td_imagefullwidth,
		  (unsigned long) td->td_imagefulllength);
 	}
 	if (TIFFFieldSet(tif,FIELD_FOVCOT))
	  fprintf(fd, "  Field of View Cotangent: %g\n", td->td_fovcot);
	if (TIFFFieldSet(tif,FIELD_MATRIX_WORLDTOSCREEN)) {
	  typedef float	Matrix[4][4];
	  Matrix*		m = (Matrix*)td->td_matrixWorldToScreen;
	  
	  fprintf(fd, "  Matrix NP:\n\t%g %g %g %g\n\t%g %g %g %g\n\t%g %g %g %g\n\t%g %g %g %g\n",
		  (*m)[0][0], (*m)[0][1], (*m)[0][2], (*m)[0][3],
		  (*m)[1][0], (*m)[1][1], (*m)[1][2], (*m)[1][3],
		  (*m)[2][0], (*m)[2][1], (*m)[2][2], (*m)[2][3],
		  (*m)[3][0], (*m)[3][1], (*m)[3][2], (*m)[3][3]);
 	}
 	if (TIFFFieldSet(tif,FIELD_MATRIX_WORLDTOCAMERA)) {
	  typedef float	Matrix[4][4];
	  Matrix*		m = (Matrix*)td->td_matrixWorldToCamera;
	  
	  fprintf(fd, "  Matrix Nl:\n\t%g %g %g %g\n\t%g %g %g %g\n\t%g %g %g %g\n\t%g %g %g %g\n",
		  (*m)[0][0], (*m)[0][1], (*m)[0][2], (*m)[0][3],
		  (*m)[1][0], (*m)[1][1], (*m)[1][2], (*m)[1][3],
		  (*m)[2][0], (*m)[2][1], (*m)[2][2], (*m)[2][3],
		  (*m)[3][0], (*m)[3][1], (*m)[3][2], (*m)[3][3]);
 	}
 	/* End Pixar */
	
	if (TIFFFieldSet(tif,FIELD_TILEDIMENSIONS)) {
		fprintf(fd, "  Tile Width: %lu Tile Length: %lu",
		    (unsigned long) td->td_tilewidth, (unsigned long) td->td_tilelength);
		if (TIFFFieldSet(tif,FIELD_TILEDEPTH))
			fprintf(fd, " Tile Depth: %lu",
			    (unsigned long) td->td_tiledepth);
		fprintf(fd, "\n");
	}
	if (TIFFFieldSet(tif,FIELD_RESOLUTION)) {
		fprintf(fd, "  Resolution: %g, %g",
		    td->td_xresolution, td->td_yresolution);
		if (TIFFFieldSet(tif,FIELD_RESOLUTIONUNIT)) {
			switch (td->td_resolutionunit) {
			case RESUNIT_NONE:
				fprintf(fd, " (unitless)");
				break;
			case RESUNIT_INCH:
				fprintf(fd, " pixels/inch");
				break;
			case RESUNIT_CENTIMETER:
				fprintf(fd, " pixels/cm");
				break;
			default:
				fprintf(fd, " (unit %u = 0x%x)",
				    td->td_resolutionunit,
				    td->td_resolutionunit);
				break;
			}
		}
		fprintf(fd, "\n");
	}
	if (TIFFFieldSet(tif,FIELD_POSITION))
		fprintf(fd, "  Position: %g, %g\n",
		    td->td_xposition, td->td_yposition);
	if (TIFFFieldSet(tif,FIELD_BITSPERSAMPLE))
		fprintf(fd, "  Bits/Sample: %u\n", td->td_bitspersample);
	if (TIFFFieldSet(tif,FIELD_SAMPLEFORMAT)) {
		fprintf(fd, "  Sample Format: ");
		switch (td->td_sampleformat) {
		case SAMPLEFORMAT_VOID:
			fprintf(fd, "void\n");
			break;
		case SAMPLEFORMAT_INT:
			fprintf(fd, "signed integer\n");
			break;
		case SAMPLEFORMAT_UINT:
			fprintf(fd, "unsigned integer\n");
			break;
		case SAMPLEFORMAT_IEEEFP:
			fprintf(fd, "IEEE floating point\n");
			break;
		case SAMPLEFORMAT_COMPLEXINT:
			fprintf(fd, "complex signed integer\n");
			break;
		case SAMPLEFORMAT_COMPLEXIEEEFP:
			fprintf(fd, "complex IEEE floating point\n");
			break;
		default:
			fprintf(fd, "%u (0x%x)\n",
			    td->td_sampleformat, td->td_sampleformat);
			break;
		}
	}
	if (TIFFFieldSet(tif,FIELD_COMPRESSION)) {
		const TIFFCodec* c = TIFFFindCODEC(td->td_compression);
		fprintf(fd, "  Compression Scheme: ");
		if (c)
			fprintf(fd, "%s\n", c->name);
		else
			fprintf(fd, "%u (0x%x)\n",
			    td->td_compression, td->td_compression);
	}
	if (TIFFFieldSet(tif,FIELD_PHOTOMETRIC)) {
		fprintf(fd, "  Photometric Interpretation: ");
		if (td->td_photometric < NPHOTONAMES)
			fprintf(fd, "%s\n", photoNames[td->td_photometric]);
		else {
			switch (td->td_photometric) {
			case PHOTOMETRIC_LOGL:
				fprintf(fd, "CIE Log2(L)\n");
				break;
			case PHOTOMETRIC_LOGLUV:
				fprintf(fd, "CIE Log2(L) (u',v')\n");
				break;
			default:
				fprintf(fd, "%u (0x%x)\n",
				    td->td_photometric, td->td_photometric);
				break;
			}
		}
	}
	if (TIFFFieldSet(tif,FIELD_EXTRASAMPLES) && td->td_extrasamples) {
		fprintf(fd, "  Extra Samples: %u<", td->td_extrasamples);
		sep = "";
		for (i = 0; i < td->td_extrasamples; i++) {
			switch (td->td_sampleinfo[i]) {
			case EXTRASAMPLE_UNSPECIFIED:
				fprintf(fd, "%sunspecified", sep);
				break;
			case EXTRASAMPLE_ASSOCALPHA:
				fprintf(fd, "%sassoc-alpha", sep);
				break;
			case EXTRASAMPLE_UNASSALPHA:
				fprintf(fd, "%sunassoc-alpha", sep);
				break;
			default:
				fprintf(fd, "%s%u (0x%x)", sep,
				    td->td_sampleinfo[i], td->td_sampleinfo[i]);
				break;
			}
			sep = ", ";
		}
		fprintf(fd, ">\n");
	}
	if (TIFFFieldSet(tif,FIELD_STONITS)) {
		fprintf(fd, "  Sample to Nits conversion factor: %.4e\n",
				td->td_stonits);
	}
	if (TIFFFieldSet(tif,FIELD_INKSET)) {
		fprintf(fd, "  Ink Set: ");
		switch (td->td_inkset) {
		case INKSET_CMYK:
			fprintf(fd, "CMYK\n");
			break;
		default:
			fprintf(fd, "%u (0x%x)\n",
			    td->td_inkset, td->td_inkset);
			break;
		}
	}
	if (TIFFFieldSet(tif,FIELD_INKNAMES)) {
		char* cp;
		fprintf(fd, "  Ink Names: ");
		i = td->td_samplesperpixel;
		sep = "";
		for (cp = td->td_inknames; i > 0; cp = strchr(cp,'\0')+1, i--) {
			fputs(sep, fd);
			_TIFFprintAscii(fd, cp);
			sep = ", ";
		}
                fputs("\n", fd);
	}
	if (TIFFFieldSet(tif,FIELD_NUMBEROFINKS))
		fprintf(fd, "  Number of Inks: %u\n", td->td_ninks);
	if (TIFFFieldSet(tif,FIELD_DOTRANGE))
		fprintf(fd, "  Dot Range: %u-%u\n",
		    td->td_dotrange[0], td->td_dotrange[1]);
	if (TIFFFieldSet(tif,FIELD_THRESHHOLDING)) {
		fprintf(fd, "  Thresholding: ");
		switch (td->td_threshholding) {
		case THRESHHOLD_BILEVEL:
			fprintf(fd, "bilevel art scan\n");
			break;
		case THRESHHOLD_HALFTONE:
			fprintf(fd, "halftone or dithered scan\n");
			break;
		case THRESHHOLD_ERRORDIFFUSE:
			fprintf(fd, "error diffused\n");
			break;
		default:
			fprintf(fd, "%u (0x%x)\n",
			    td->td_threshholding, td->td_threshholding);
			break;
		}
	}
	if (TIFFFieldSet(tif,FIELD_FILLORDER)) {
		fprintf(fd, "  FillOrder: ");
		switch (td->td_fillorder) {
		case FILLORDER_MSB2LSB:
			fprintf(fd, "msb-to-lsb\n");
			break;
		case FILLORDER_LSB2MSB:
			fprintf(fd, "lsb-to-msb\n");
			break;
		default:
			fprintf(fd, "%u (0x%x)\n",
			    td->td_fillorder, td->td_fillorder);
			break;
		}
	}
	if (TIFFFieldSet(tif,FIELD_YCBCRSUBSAMPLING))
        {
            /*
             * For hacky reasons (see tif_jpeg.c - JPEGFixupTestSubsampling),
             * we need to fetch this rather than trust what is in our
             * structures.
             */
            uint16 subsampling[2];

            TIFFGetField( tif, TIFFTAG_YCBCRSUBSAMPLING, 
                          subsampling + 0, subsampling + 1 );
		fprintf(fd, "  YCbCr Subsampling: %u, %u\n",
                        subsampling[0], subsampling[1] );
        }
	if (TIFFFieldSet(tif,FIELD_YCBCRPOSITIONING)) {
		fprintf(fd, "  YCbCr Positioning: ");
		switch (td->td_ycbcrpositioning) {
		case YCBCRPOSITION_CENTERED:
			fprintf(fd, "centered\n");
			break;
		case YCBCRPOSITION_COSITED:
			fprintf(fd, "cosited\n");
			break;
		default:
			fprintf(fd, "%u (0x%x)\n",
			    td->td_ycbcrpositioning, td->td_ycbcrpositioning);
			break;
		}
	}
	if (TIFFFieldSet(tif,FIELD_YCBCRCOEFFICIENTS))
		fprintf(fd, "  YCbCr Coefficients: %g, %g, %g\n",
		    td->td_ycbcrcoeffs[0],
		    td->td_ycbcrcoeffs[1],
		    td->td_ycbcrcoeffs[2]);
	if (TIFFFieldSet(tif,FIELD_HALFTONEHINTS))
		fprintf(fd, "  Halftone Hints: light %u dark %u\n",
		    td->td_halftonehints[0], td->td_halftonehints[1]);
	if (TIFFFieldSet(tif,FIELD_ORIENTATION)) {
		fprintf(fd, "  Orientation: ");
		if (td->td_orientation < NORIENTNAMES)
			fprintf(fd, "%s\n", orientNames[td->td_orientation]);
		else
			fprintf(fd, "%u (0x%x)\n",
			    td->td_orientation, td->td_orientation);
	}
	if (TIFFFieldSet(tif,FIELD_SAMPLESPERPIXEL))
		fprintf(fd, "  Samples/Pixel: %u\n", td->td_samplesperpixel);
	if (TIFFFieldSet(tif,FIELD_ROWSPERSTRIP)) {
		fprintf(fd, "  Rows/Strip: ");
		if (td->td_rowsperstrip == (uint32) -1)
			fprintf(fd, "(infinite)\n");
		else
			fprintf(fd, "%lu\n", (unsigned long) td->td_rowsperstrip);
	}
	if (TIFFFieldSet(tif,FIELD_MINSAMPLEVALUE))
		fprintf(fd, "  Min Sample Value: %u\n", td->td_minsamplevalue);
	if (TIFFFieldSet(tif,FIELD_MAXSAMPLEVALUE))
		fprintf(fd, "  Max Sample Value: %u\n", td->td_maxsamplevalue);
	if (TIFFFieldSet(tif,FIELD_SMINSAMPLEVALUE))
		fprintf(fd, "  SMin Sample Value: %g\n",
		    td->td_sminsamplevalue);
	if (TIFFFieldSet(tif,FIELD_SMAXSAMPLEVALUE))
		fprintf(fd, "  SMax Sample Value: %g\n",
		    td->td_smaxsamplevalue);
	if (TIFFFieldSet(tif,FIELD_PLANARCONFIG)) {
		fprintf(fd, "  Planar Configuration: ");
		switch (td->td_planarconfig) {
		case PLANARCONFIG_CONTIG:
			fprintf(fd, "single image plane\n");
			break;
		case PLANARCONFIG_SEPARATE:
			fprintf(fd, "separate image planes\n");
			break;
		default:
			fprintf(fd, "%u (0x%x)\n",
			    td->td_planarconfig, td->td_planarconfig);
			break;
		}
	}
	if (TIFFFieldSet(tif,FIELD_PAGENUMBER))
		fprintf(fd, "  Page Number: %u-%u\n",
		    td->td_pagenumber[0], td->td_pagenumber[1]);
	if (TIFFFieldSet(tif,FIELD_COLORMAP)) {
		fprintf(fd, "  Color Map: ");
		if (flags & TIFFPRINT_COLORMAP) {
			fprintf(fd, "\n");
			n = 1L<<td->td_bitspersample;
			for (l = 0; l < n; l++)
				fprintf(fd, "   %5lu: %5u %5u %5u\n",
				    l,
				    td->td_colormap[0][l],
				    td->td_colormap[1][l],
				    td->td_colormap[2][l]);
		} else
			fprintf(fd, "(present)\n");
	}
	if (TIFFFieldSet(tif,FIELD_WHITEPOINT))
		fprintf(fd, "  White Point: %g-%g\n",
		    td->td_whitepoint[0], td->td_whitepoint[1]);
	if (TIFFFieldSet(tif,FIELD_PRIMARYCHROMAS))
		fprintf(fd, "  Primary Chromaticities: %g,%g %g,%g %g,%g\n",
		    td->td_primarychromas[0], td->td_primarychromas[1],
		    td->td_primarychromas[2], td->td_primarychromas[3],
		    td->td_primarychromas[4], td->td_primarychromas[5]);
	if (TIFFFieldSet(tif,FIELD_REFBLACKWHITE)) {
		fprintf(fd, "  Reference Black/White:\n");
		for (i = 0; i < td->td_samplesperpixel; i++)
			fprintf(fd, "    %2d: %5g %5g\n",
			    i,
			    td->td_refblackwhite[2*i+0],
			    td->td_refblackwhite[2*i+1]);
	}
	if (TIFFFieldSet(tif,FIELD_TRANSFERFUNCTION)) {
		fprintf(fd, "  Transfer Function: ");
		if (flags & TIFFPRINT_CURVES) {
			fprintf(fd, "\n");
			n = 1L<<td->td_bitspersample;
			for (l = 0; l < n; l++) {
				fprintf(fd, "    %2lu: %5u",
				    l, td->td_transferfunction[0][l]);
				for (i = 1; i < td->td_samplesperpixel; i++)
					fprintf(fd, " %5u",
					    td->td_transferfunction[i][l]);
				fputc('\n', fd);
			}
		} else
			fprintf(fd, "(present)\n");
	}
	if (TIFFFieldSet(tif,FIELD_ICCPROFILE))
		fprintf(fd, "  ICC Profile: <present>, %lu bytes\n",
		    (unsigned long) td->td_profileLength);
 	if (TIFFFieldSet(tif,FIELD_PHOTOSHOP))
 		fprintf(fd, "  Photoshop Data: <present>, %lu bytes\n",
 		    (unsigned long) td->td_photoshopLength);
 	if (TIFFFieldSet(tif,FIELD_RICHTIFFIPTC))
 		fprintf(fd, "  RichTIFFIPTC Data: <present>, %lu bytes\n",
 		    (unsigned long) td->td_richtiffiptcLength);
	if (TIFFFieldSet(tif, FIELD_SUBIFD)) {
		fprintf(fd, "  SubIFD Offsets:");
		for (i = 0; i < td->td_nsubifd; i++)
			fprintf(fd, " %5lu", (long) td->td_subifd[i]);
		fputc('\n', fd);
	}
 	if (TIFFFieldSet(tif,FIELD_XMLPACKET)) {
            fprintf(fd, "  XMLPacket (XMP Metadata):\n" );
            for( i=0; i < td->td_xmlpacketLength; i++ )
                fputc( ((char *)td->td_xmlpacketData)[i], fd );
            fprintf( fd, "\n" );
        }

        /*
        ** Custom tag support.
        */
        {
            int  i;
            short count;

            count = (short) TIFFGetTagListCount(tif);
            for(i = 0; i < count; i++) {
                ttag_t  tag = TIFFGetTagListEntry(tif, i);
                const TIFFFieldInfo *fip;
                uint16 value_count;
                int j, mem_alloc = 0;
                void *raw_data;

                fip = TIFFFieldWithTag(tif, tag);
                if(fip == NULL)
			continue;

		if(fip->field_passcount) {
			if(TIFFGetField(tif, tag, &value_count, &raw_data) != 1)
				continue;
		} else {
			if (fip->field_readcount == TIFF_VARIABLE
			    || fip->field_readcount == TIFF_VARIABLE2)
				value_count = 1;
			else if (fip->field_readcount == TIFF_SPP)
				value_count = td->td_samplesperpixel;
			else
				value_count = fip->field_readcount;
			if (fip->field_type == TIFF_ASCII
			    || fip->field_readcount == TIFF_VARIABLE
			    || fip->field_readcount == TIFF_VARIABLE2
			    || fip->field_readcount == TIFF_SPP
			    || value_count > 1) {
				if(TIFFGetField(tif, tag, &raw_data) != 1)
					continue;
			} else {
				raw_data = _TIFFmalloc(
					_TIFFDataSize(fip->field_type)
					* value_count);
				mem_alloc = 1;
				if(TIFFGetField(tif, tag, raw_data) != 1)
					continue;
			}
		}

		fprintf(fd, "  %s: ", fip->field_name);

		for(j = 0; j < value_count; j++) {
		    if(fip->field_type == TIFF_BYTE)
		        fprintf(fd, "%u",
				(unsigned int) ((uint16 *) raw_data)[j]);
		    else if(fip->field_type == TIFF_UNDEFINED)
		        fprintf(fd, "0x%x",
				(unsigned int) ((unsigned char *) raw_data)[j]);		    else if(fip->field_type == TIFF_SBYTE)
		        fprintf(fd, "%d", (int) ((uint16 *) raw_data)[j]);
		    else if(fip->field_type == TIFF_SHORT)
		        fprintf(fd, "%u",
		    	    (unsigned int)((unsigned short *) raw_data)[j]);
		    else if(fip->field_type == TIFF_SSHORT)
		        fprintf(fd, "%d", (int)((short *) raw_data)[j]);
		    else if(fip->field_type == TIFF_LONG)
		        fprintf(fd, "%lu",
		    	    (unsigned long)((unsigned long *) raw_data)[j]);
		    else if(fip->field_type == TIFF_SLONG)
		        fprintf(fd, "%ld", (long)((long *) raw_data)[j]);
		    else if(fip->field_type == TIFF_RATIONAL
			    || fip->field_type == TIFF_SRATIONAL
			    || fip->field_type == TIFF_FLOAT)
		        fprintf(fd, "%f", ((float *) raw_data)[j]);
		    else if(fip->field_type == TIFF_IFD)
		        fprintf(fd, "0x%x",
		    	    (int)((unsigned long *) raw_data)[j]);
		    else if(fip->field_type == TIFF_ASCII) {
		        fprintf(fd, "%s", (char *) raw_data);
		        break;
		    }
		    else if(fip->field_type == TIFF_DOUBLE)
		        fprintf(fd, "%f", ((double *) raw_data)[j]);
		    else if(fip->field_type == TIFF_FLOAT)
		        fprintf(fd, "%f", ((float *)raw_data)[j]);
		    else {
		        fprintf(fd, "<unsupported data type in TIFFPrint>");
		        break;
		    }

		    if(j < value_count - 1)
		        fprintf(fd, ",");
		}
		fprintf(fd, "\n");
		if(mem_alloc)
			_TIFFfree(raw_data);
            }
        }
        
	if (tif->tif_tagmethods.printdir)
		(*tif->tif_tagmethods.printdir)(tif, fd, flags);
	if ((flags & TIFFPRINT_STRIPS) &&
	    TIFFFieldSet(tif,FIELD_STRIPOFFSETS)) {
		tstrip_t s;

		fprintf(fd, "  %lu %s:\n",
		    (long) td->td_nstrips,
		    isTiled(tif) ? "Tiles" : "Strips");
		for (s = 0; s < td->td_nstrips; s++)
			fprintf(fd, "    %3lu: [%8lu, %8lu]\n",
			    (unsigned long) s,
			    (unsigned long) td->td_stripoffset[s],
			    (unsigned long) td->td_stripbytecount[s]);
	}
}
コード例 #4
0
ファイル: XTIFF.cpp プロジェクト: guozanhua/OgreKit
BOOL tiff_read_exif_tags(TIFF *tif, TagLib::MDMODEL md_model, FIBITMAP *dib) {
    int  i;
    short count;

	TagLib& tagLib = TagLib::instance();

	TIFFDirectory *td = &tif->tif_dir;
    
	count = (short) TIFFGetTagListCount(tif);
    for(i = 0; i < count; i++) {
        ttag_t tag = TIFFGetTagListEntry(tif, i);
        const TIFFFieldInfo *fip;
        uint32 value_count;
        int mem_alloc = 0;
        void *raw_data;

		if(tag == TIFFTAG_EXIFIFD) continue;

		// get the tag key - use NULL to avoid reading GeoTIFF tags
		const char *key = tagLib.getTagFieldName(md_model, (WORD)tag, NULL);
		if(key == NULL) continue;
        
		fip = TIFFFieldWithTag(tif, tag);
        if(fip == NULL) continue;
		
		if(fip->field_passcount) {
			if (fip->field_readcount != TIFF_VARIABLE2) {
				// assume TIFF_VARIABLE
				uint16 value_count16;
				if(TIFFGetField(tif, tag, &value_count16, &raw_data) != 1) continue;
				value_count = value_count16;
			} else {
				if(TIFFGetField(tif, tag, &value_count, &raw_data) != 1) continue;
			}
		} else {
			if (fip->field_readcount == TIFF_VARIABLE || fip->field_readcount == TIFF_VARIABLE2) {
				value_count = 1;
			} else if (fip->field_readcount == TIFF_SPP) {
				value_count = td->td_samplesperpixel;
			} else {
				value_count = fip->field_readcount;
			}
			if (fip->field_type == TIFF_ASCII 
				|| fip->field_readcount == TIFF_VARIABLE
				|| fip->field_readcount == TIFF_VARIABLE2
				|| fip->field_readcount == TIFF_SPP
				|| value_count > 1) {
				if(TIFFGetField(tif, tag, &raw_data) != 1) continue;
			} else {
				raw_data = _TIFFmalloc(_TIFFDataSize(fip->field_type) * value_count);
				mem_alloc = 1;
				if(TIFFGetField(tif, tag, raw_data) != 1) {
					_TIFFfree(raw_data);
					continue;
				}
			}
		}
		
		// create a tag
		FITAG *fitag = FreeImage_CreateTag();
		if(!fitag) {
			if(mem_alloc)
				_TIFFfree(raw_data);
			return FALSE;
		}

		FreeImage_SetTagID(fitag, (WORD)tag);
		FreeImage_SetTagKey(fitag, key);

		switch(fip->field_type) {
			case TIFF_BYTE:
				FreeImage_SetTagType(fitag, FIDT_BYTE);
				FreeImage_SetTagLength(fitag, TIFFDataWidth(fip->field_type) * value_count);
				FreeImage_SetTagCount(fitag, value_count);
				FreeImage_SetTagValue(fitag, raw_data);
				break;

			case TIFF_UNDEFINED:
				FreeImage_SetTagType(fitag, FIDT_UNDEFINED);
				FreeImage_SetTagLength(fitag, TIFFDataWidth(fip->field_type) * value_count);
				FreeImage_SetTagCount(fitag, value_count);
				FreeImage_SetTagValue(fitag, raw_data);
				break;

			case TIFF_SBYTE:
				FreeImage_SetTagType(fitag, FIDT_SBYTE);
				FreeImage_SetTagLength(fitag, TIFFDataWidth(fip->field_type) * value_count);
				FreeImage_SetTagCount(fitag, value_count);
				FreeImage_SetTagValue(fitag, raw_data);
				break;

			case TIFF_SHORT:
				FreeImage_SetTagType(fitag, FIDT_SHORT);
				FreeImage_SetTagLength(fitag, TIFFDataWidth(fip->field_type) * value_count);
				FreeImage_SetTagCount(fitag, value_count);
				FreeImage_SetTagValue(fitag, raw_data);
				break;

			case TIFF_SSHORT:
				FreeImage_SetTagType(fitag, FIDT_SSHORT);
				FreeImage_SetTagLength(fitag, TIFFDataWidth(fip->field_type) * value_count);
				FreeImage_SetTagCount(fitag, value_count);
				FreeImage_SetTagValue(fitag, raw_data);
				break;

			case TIFF_LONG:
				FreeImage_SetTagType(fitag, FIDT_LONG);
				FreeImage_SetTagLength(fitag, TIFFDataWidth(fip->field_type) * value_count);
				FreeImage_SetTagCount(fitag, value_count);
				FreeImage_SetTagValue(fitag, raw_data);
				break;

			case TIFF_IFD:
				FreeImage_SetTagType(fitag, FIDT_IFD);
				FreeImage_SetTagLength(fitag, TIFFDataWidth(fip->field_type) * value_count);
				FreeImage_SetTagCount(fitag, value_count);
				FreeImage_SetTagValue(fitag, raw_data);
				break;

			case TIFF_SLONG:
				FreeImage_SetTagType(fitag, FIDT_SLONG);
				FreeImage_SetTagLength(fitag, TIFFDataWidth(fip->field_type) * value_count);
				FreeImage_SetTagCount(fitag, value_count);
				FreeImage_SetTagValue(fitag, raw_data);
				break;

			case TIFF_RATIONAL:
			{
				// LibTIFF converts rational to floats : reconvert floats to rationals
				DWORD *rvalue = (DWORD*)malloc(2 * value_count * sizeof(DWORD));
				for(uint32 i = 0; i < value_count; i++) {
					float *fv = (float*)raw_data;
					FIRational rational(fv[i]);
					rvalue[2*i] = rational.getNumerator();
					rvalue[2*i+1] = rational.getDenominator();
				}
				FreeImage_SetTagType(fitag, FIDT_RATIONAL);
				FreeImage_SetTagLength(fitag, TIFFDataWidth(fip->field_type) * value_count);
				FreeImage_SetTagCount(fitag, value_count);
				FreeImage_SetTagValue(fitag, rvalue);
				free(rvalue);
			}
			break;

			case TIFF_SRATIONAL:
			{
				// LibTIFF converts rational to floats : reconvert floats to rationals
				LONG *rvalue = (LONG*)malloc(2 * value_count * sizeof(LONG));
				for(uint32 i = 0; i < value_count; i++) {
					float *fv = (float*)raw_data;
					FIRational rational(fv[i]);
					rvalue[2*i] = rational.getNumerator();
					rvalue[2*i+1] = rational.getDenominator();
				}
				FreeImage_SetTagType(fitag, FIDT_RATIONAL);
				FreeImage_SetTagLength(fitag, TIFFDataWidth(fip->field_type) * value_count);
				FreeImage_SetTagCount(fitag, value_count);
				FreeImage_SetTagValue(fitag, rvalue);
				free(rvalue);
			}
			break;

			case TIFF_FLOAT:
				FreeImage_SetTagType(fitag, FIDT_FLOAT);
				FreeImage_SetTagLength(fitag, TIFFDataWidth(fip->field_type) * value_count);
				FreeImage_SetTagCount(fitag, value_count);
				FreeImage_SetTagValue(fitag, raw_data);
				break;

			case TIFF_DOUBLE:
				FreeImage_SetTagType(fitag, FIDT_DOUBLE);
				FreeImage_SetTagLength(fitag, TIFFDataWidth(fip->field_type) * value_count);
				FreeImage_SetTagCount(fitag, value_count);
				FreeImage_SetTagValue(fitag, raw_data);
				break;

			default:
			{
				size_t length = strlen((char*)raw_data) + 1;
				FreeImage_SetTagType(fitag, FIDT_ASCII);
				FreeImage_SetTagLength(fitag, (DWORD)length);
				FreeImage_SetTagCount(fitag, (DWORD)length);
				FreeImage_SetTagValue(fitag, raw_data);
			}
			break;
		}

		const char *description = tagLib.getTagDescription(md_model, (WORD)tag);
		if(description) {
			FreeImage_SetTagDescription(fitag, description);
		}
		// store the tag
		FreeImage_SetMetadata(tagLib.getFreeImageModel(md_model), dib, FreeImage_GetTagKey(fitag), fitag);

		// destroy the tag
		FreeImage_DeleteTag(fitag);
	
		if(mem_alloc)
			_TIFFfree(raw_data);
    }

	return TRUE;

}