[wxWidgets.git] / src / tiff / libtiff / tif_print.c

/* $Id$ */

/*
 * Copyright (c) 1988-1997 Sam Leffler
 * Copyright (c) 1991-1997 Silicon Graphics, Inc.
 *
 * Permission to use, copy, modify, distribute, and sell this software and 
 * its documentation for any purpose is hereby granted without fee, provided
 * that (i) the above copyright notices and this permission notice appear in
 * all copies of the software and related documentation, and (ii) the names of
 * Sam Leffler and Silicon Graphics may not be used in any advertising or
 * publicity relating to the software without the specific, prior written
 * permission of Sam Leffler and Silicon Graphics.
 * 
 * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND, 
 * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY 
 * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.  
 * 
 * IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR
 * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
 * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
 * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF 
 * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE 
 * OF THIS SOFTWARE.
 */

/*
 * TIFF Library.
 *
 * Directory Printing Support
 */
#include "tiffiop.h"
#include <stdio.h>

#include <ctype.h>

static const char *photoNames[] = {
    "min-is-white",				/* PHOTOMETRIC_MINISWHITE */
    "min-is-black",				/* PHOTOMETRIC_MINISBLACK */
    "RGB color",				/* PHOTOMETRIC_RGB */
    "palette color (RGB from colormap)",	/* PHOTOMETRIC_PALETTE */
    "transparency mask",			/* PHOTOMETRIC_MASK */
    "separated",				/* PHOTOMETRIC_SEPARATED */
    "YCbCr",					/* PHOTOMETRIC_YCBCR */
    "7 (0x7)",
    "CIE L*a*b*",				/* PHOTOMETRIC_CIELAB */
};
#define	NPHOTONAMES	(sizeof (photoNames) / sizeof (photoNames[0]))

static const char *orientNames[] = {
    "0 (0x0)",
    "row 0 top, col 0 lhs",			/* ORIENTATION_TOPLEFT */
    "row 0 top, col 0 rhs",			/* ORIENTATION_TOPRIGHT */
    "row 0 bottom, col 0 rhs",			/* ORIENTATION_BOTRIGHT */
    "row 0 bottom, col 0 lhs",			/* ORIENTATION_BOTLEFT */
    "row 0 lhs, col 0 top",			/* ORIENTATION_LEFTTOP */
    "row 0 rhs, col 0 top",			/* ORIENTATION_RIGHTTOP */
    "row 0 rhs, col 0 bottom",			/* ORIENTATION_RIGHTBOT */
    "row 0 lhs, col 0 bottom",			/* ORIENTATION_LEFTBOT */
};
#define	NORIENTNAMES	(sizeof (orientNames) / sizeof (orientNames[0]))

static void
_TIFFPrintField(FILE* fd, const TIFFFieldInfo *fip,
		uint32 value_count, void *raw_data)
{
	uint32 j;
		
	fprintf(fd, "  %s: ", fip->field_name);

	for(j = 0; j < value_count; j++) {
		if(fip->field_type == TIFF_BYTE)
			fprintf(fd, "%u", ((uint8 *) 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", ((int8 *) raw_data)[j]);
		else if(fip->field_type == TIFF_SHORT)
			fprintf(fd, "%u", ((uint16 *) raw_data)[j]);
		else if(fip->field_type == TIFF_SSHORT)
			fprintf(fd, "%d", ((int16 *) raw_data)[j]);
		else if(fip->field_type == TIFF_LONG)
			fprintf(fd, "%lu",
				(unsigned long)((uint32 *) raw_data)[j]);
		else if(fip->field_type == TIFF_SLONG)
			fprintf(fd, "%ld", (long)((int32 *) 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%ulx", ((uint32 *) 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");
}

static int
_TIFFPrettyPrintField(TIFF* tif, FILE* fd, ttag_t tag,
		      uint32 value_count, void *raw_data)
{
	TIFFDirectory *td = &tif->tif_dir;

	switch (tag)
	{
		case TIFFTAG_INKSET:
			fprintf(fd, "  Ink Set: ");
			switch (*((uint16*)raw_data)) {
				case INKSET_CMYK:
					fprintf(fd, "CMYK\n");
					break;
				default:
					fprintf(fd, "%u (0x%x)\n",
						*((uint16*)raw_data),
						*((uint16*)raw_data));
					break;
			}
			return 1;
		case TIFFTAG_DOTRANGE:
			fprintf(fd, "  Dot Range: %u-%u\n",
				((uint16*)raw_data)[0], ((uint16*)raw_data)[1]);
			return 1;
		case TIFFTAG_WHITEPOINT:
			fprintf(fd, "  White Point: %g-%g\n",
				((float *)raw_data)[0], ((float *)raw_data)[1]);			return 1;
		case TIFFTAG_REFERENCEBLACKWHITE:
		{
			uint16 i;

			fprintf(fd, "  Reference Black/White:\n");
			for (i = 0; i < td->td_samplesperpixel; i++)
			fprintf(fd, "    %2d: %5g %5g\n", i,
				((float *)raw_data)[2*i+0],
				((float *)raw_data)[2*i+1]);
			return 1;
		}
		case TIFFTAG_XMLPACKET:
		{
			uint32 i;
			
			fprintf(fd, "  XMLPacket (XMP Metadata):\n" );
			for(i = 0; i < value_count; i++)
				fputc(((char *)raw_data)[i], fd);
			fprintf( fd, "\n" );
			return 1;
		}
		case TIFFTAG_RICHTIFFIPTC:
			/*
			 * XXX: for some weird reason RichTIFFIPTC tag
			 * defined as array of LONG values.
			 */
			fprintf(fd,
				"  RichTIFFIPTC Data: <present>, %lu bytes\n",
				(unsigned long) value_count * 4);
			return 1;
		case TIFFTAG_PHOTOSHOP:
			fprintf(fd, "  Photoshop Data: <present>, %lu bytes\n",
				(unsigned long) value_count);
			return 1;
		case TIFFTAG_ICCPROFILE:
			fprintf(fd, "  ICC Profile: <present>, %lu bytes\n",
				(unsigned long) value_count);
			return 1;
		case TIFFTAG_STONITS:
			fprintf(fd,
				"  Sample to Nits conversion factor: %.4e\n",
				*((double*)raw_data));
			return 1;
        }

	return 0;
}

/*
 * 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]);
	}
}

void
_TIFFprintAscii(FILE* fd, const char* cp)
{
	for (; *cp != '\0'; cp++) {
		const char* tp;

		if (isprint((int)*cp)) {
			fputc(*cp, fd);
			continue;
		}
		for (tp = "\tt\bb\rr\nn\vv"; *tp; tp++)
			if (*tp++ == *cp)
				break;
		if (*tp)
			fprintf(fd, "\\%c", *tp);
		else
			fprintf(fd, "\\%03o", *cp & 0xff);
	}
}

void
_TIFFprintAsciiTag(FILE* fd, const char* name, const char* value)
{
	fprintf(fd, "  %s: \"", name);
	_TIFFprintAscii(fd, value);
	fprintf(fd, "\"\n");
}

/* vim: set ts=8 sts=8 sw=8 noet: */
Commit	Line	Data
8414a40c VZ	1	/* $Id$ */
	2
	3	/*
	4	* Copyright (c) 1988-1997 Sam Leffler
	5	* Copyright (c) 1991-1997 Silicon Graphics, Inc.
	6	*
	7	* Permission to use, copy, modify, distribute, and sell this software and
	8	* its documentation for any purpose is hereby granted without fee, provided
	9	* that (i) the above copyright notices and this permission notice appear in
	10	* all copies of the software and related documentation, and (ii) the names of
	11	* Sam Leffler and Silicon Graphics may not be used in any advertising or
	12	* publicity relating to the software without the specific, prior written
	13	* permission of Sam Leffler and Silicon Graphics.
	14	*
	15	* THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND,
	16	* EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
	17	* WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
	18	*
	19	* IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR
	20	* ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
	21	* OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
	22	* WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
	23	* LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
	24	* OF THIS SOFTWARE.
	25	*/
	26
	27	/*
	28	* TIFF Library.
	29	*
	30	* Directory Printing Support
	31	*/
	32	#include "tiffiop.h"
	33	#include <stdio.h>
	34
	35	#include <ctype.h>
	36
	37	static const char *photoNames[] = {
	38	"min-is-white", /* PHOTOMETRIC_MINISWHITE */
	39	"min-is-black", /* PHOTOMETRIC_MINISBLACK */
	40	"RGB color", /* PHOTOMETRIC_RGB */
	41	"palette color (RGB from colormap)", /* PHOTOMETRIC_PALETTE */
	42	"transparency mask", /* PHOTOMETRIC_MASK */
	43	"separated", /* PHOTOMETRIC_SEPARATED */
	44	"YCbCr", /* PHOTOMETRIC_YCBCR */
	45	"7 (0x7)",
	46	"CIE Lab", / PHOTOMETRIC_CIELAB */
	47	};
	48	#define NPHOTONAMES (sizeof (photoNames) / sizeof (photoNames[0]))
	49
	50	static const char *orientNames[] = {
	51	"0 (0x0)",
	52	"row 0 top, col 0 lhs", /* ORIENTATION_TOPLEFT */
	53	"row 0 top, col 0 rhs", /* ORIENTATION_TOPRIGHT */
	54	"row 0 bottom, col 0 rhs", /* ORIENTATION_BOTRIGHT */
	55	"row 0 bottom, col 0 lhs", /* ORIENTATION_BOTLEFT */
	56	"row 0 lhs, col 0 top", /* ORIENTATION_LEFTTOP */
	57	"row 0 rhs, col 0 top", /* ORIENTATION_RIGHTTOP */
	58	"row 0 rhs, col 0 bottom", /* ORIENTATION_RIGHTBOT */
	59	"row 0 lhs, col 0 bottom", /* ORIENTATION_LEFTBOT */
	60	};
	61	#define NORIENTNAMES (sizeof (orientNames) / sizeof (orientNames[0]))
	62
	63	static void
	64	_TIFFPrintField(FILE* fd, const TIFFFieldInfo *fip,
65	uint32 value_count, void *raw_data)
66	{
67	uint32 j;
68
69	fprintf(fd, " %s: ", fip->field_name);
70
71	for(j = 0; j < value_count; j++) {
72	if(fip->field_type == TIFF_BYTE)
73	fprintf(fd, "%u", ((uint8 *) raw_data)[j]);
74	else if(fip->field_type == TIFF_UNDEFINED)
75	fprintf(fd, "0x%x",
76	(unsigned int) ((unsigned char *) raw_data)[j]);
77	else if(fip->field_type == TIFF_SBYTE)
78	fprintf(fd, "%d", ((int8 *) raw_data)[j]);
79	else if(fip->field_type == TIFF_SHORT)
80	fprintf(fd, "%u", ((uint16 *) raw_data)[j]);
81	else if(fip->field_type == TIFF_SSHORT)
82	fprintf(fd, "%d", ((int16 *) raw_data)[j]);
83	else if(fip->field_type == TIFF_LONG)
84	fprintf(fd, "%lu",
85	(unsigned long)((uint32 *) raw_data)[j]);
86	else if(fip->field_type == TIFF_SLONG)
87	fprintf(fd, "%ld", (long)((int32 *) raw_data)[j]);
88	else if(fip->field_type == TIFF_RATIONAL
89	\|\| fip->field_type == TIFF_SRATIONAL
90	\|\| fip->field_type == TIFF_FLOAT)
91	fprintf(fd, "%f", ((float *) raw_data)[j]);
92	else if(fip->field_type == TIFF_IFD)
93	fprintf(fd, "0x%ulx", ((uint32 *) raw_data)[j]);
94	else if(fip->field_type == TIFF_ASCII) {
95	fprintf(fd, "%s", (char *) raw_data);
96	break;
97	}
98	else if(fip->field_type == TIFF_DOUBLE)
99	fprintf(fd, "%f", ((double *) raw_data)[j]);
100	else if(fip->field_type == TIFF_FLOAT)
101	fprintf(fd, "%f", ((float *)raw_data)[j]);
102	else {
103	fprintf(fd, "<unsupported data type in TIFFPrint>");
104	break;
105	}
106
107	if(j < value_count - 1)
108	fprintf(fd, ",");
109	}
110
111	fprintf(fd, "\n");
112	}
113
114	static int
115	_TIFFPrettyPrintField(TIFF* tif, FILE* fd, ttag_t tag,
116	uint32 value_count, void *raw_data)
117	{
118	TIFFDirectory *td = &tif->tif_dir;
119
120	switch (tag)
121	{
122	case TIFFTAG_INKSET:
123	fprintf(fd, " Ink Set: ");
124	switch (((uint16)raw_data)) {
125	case INKSET_CMYK:
126	fprintf(fd, "CMYK\n");
127	break;
128	default:
129	fprintf(fd, "%u (0x%x)\n",
130	((uint16)raw_data),
131	((uint16)raw_data));
132	break;
133	}
134	return 1;
135	case TIFFTAG_DOTRANGE:
136	fprintf(fd, " Dot Range: %u-%u\n",
137	((uint16)raw_data)[0], ((uint16)raw_data)[1]);
138	return 1;
139	case TIFFTAG_WHITEPOINT:
140	fprintf(fd, " White Point: %g-%g\n",
141	((float )raw_data)[0], ((float )raw_data)[1]); return 1;
142	case TIFFTAG_REFERENCEBLACKWHITE:
143	{
144	uint16 i;
145
146	fprintf(fd, " Reference Black/White:\n");
147	for (i = 0; i < td->td_samplesperpixel; i++)
148	fprintf(fd, " %2d: %5g %5g\n", i,
149	((float )raw_data)[2i+0],
150	((float )raw_data)[2i+1]);
151	return 1;
152	}
153	case TIFFTAG_XMLPACKET:
154	{
155	uint32 i;
156
157	fprintf(fd, " XMLPacket (XMP Metadata):\n" );
158	for(i = 0; i < value_count; i++)
159	fputc(((char *)raw_data)[i], fd);
160	fprintf( fd, "\n" );
161	return 1;
162	}
163	case TIFFTAG_RICHTIFFIPTC:
164	/*
165	* XXX: for some weird reason RichTIFFIPTC tag
166	* defined as array of LONG values.
167	*/
168	fprintf(fd,
169	" RichTIFFIPTC Data: <present>, %lu bytes\n",
170	(unsigned long) value_count * 4);
171	return 1;
172	case TIFFTAG_PHOTOSHOP:
173	fprintf(fd, " Photoshop Data: <present>, %lu bytes\n",
174	(unsigned long) value_count);
175	return 1;
176	case TIFFTAG_ICCPROFILE:
177	fprintf(fd, " ICC Profile: <present>, %lu bytes\n",
178	(unsigned long) value_count);
179	return 1;
180	case TIFFTAG_STONITS:
181	fprintf(fd,
182	" Sample to Nits conversion factor: %.4e\n",
183	((double)raw_data));
184	return 1;
185	}
186
187	return 0;
188	}
189
190	/*
191	* Print the contents of the current directory
192	* to the specified stdio file stream.
193	*/
194	void
195	TIFFPrintDirectory(TIFF* tif, FILE* fd, long flags)
196	{
197	TIFFDirectory *td = &tif->tif_dir;
198	char *sep;
199	uint16 i;
200	long l, n;
201
202	fprintf(fd, "TIFF Directory at offset 0x%lx (%lu)\n",
203	(unsigned long)tif->tif_diroff, (unsigned long)tif->tif_diroff);
204	if (TIFFFieldSet(tif,FIELD_SUBFILETYPE)) {
205	fprintf(fd, " Subfile Type:");
206	sep = " ";
207	if (td->td_subfiletype & FILETYPE_REDUCEDIMAGE) {
208	fprintf(fd, "%sreduced-resolution image", sep);
209	sep = "/";
210	}
211	if (td->td_subfiletype & FILETYPE_PAGE) {
212	fprintf(fd, "%smulti-page document", sep);
213	sep = "/";
214	}
215	if (td->td_subfiletype & FILETYPE_MASK)
216	fprintf(fd, "%stransparency mask", sep);
217	fprintf(fd, " (%lu = 0x%lx)\n",
218	(long) td->td_subfiletype, (long) td->td_subfiletype);
219	}
220	if (TIFFFieldSet(tif,FIELD_IMAGEDIMENSIONS)) {
221	fprintf(fd, " Image Width: %lu Image Length: %lu",
222	(unsigned long) td->td_imagewidth, (unsigned long) td->td_imagelength);
223	if (TIFFFieldSet(tif,FIELD_IMAGEDEPTH))
224	fprintf(fd, " Image Depth: %lu",
225	(unsigned long) td->td_imagedepth);
226	fprintf(fd, "\n");
227	}
228	if (TIFFFieldSet(tif,FIELD_TILEDIMENSIONS)) {
229	fprintf(fd, " Tile Width: %lu Tile Length: %lu",
230	(unsigned long) td->td_tilewidth, (unsigned long) td->td_tilelength);
231	if (TIFFFieldSet(tif,FIELD_TILEDEPTH))
232	fprintf(fd, " Tile Depth: %lu",
233	(unsigned long) td->td_tiledepth);
234	fprintf(fd, "\n");
235	}
236	if (TIFFFieldSet(tif,FIELD_RESOLUTION)) {
237	fprintf(fd, " Resolution: %g, %g",
238	td->td_xresolution, td->td_yresolution);
239	if (TIFFFieldSet(tif,FIELD_RESOLUTIONUNIT)) {
240	switch (td->td_resolutionunit) {
241	case RESUNIT_NONE:
242	fprintf(fd, " (unitless)");
243	break;
244	case RESUNIT_INCH:
245	fprintf(fd, " pixels/inch");
246	break;
247	case RESUNIT_CENTIMETER:
248	fprintf(fd, " pixels/cm");
249	break;
250	default:
251	fprintf(fd, " (unit %u = 0x%x)",
252	td->td_resolutionunit,
253	td->td_resolutionunit);
254	break;
255	}
256	}
257	fprintf(fd, "\n");
258	}
259	if (TIFFFieldSet(tif,FIELD_POSITION))
260	fprintf(fd, " Position: %g, %g\n",
261	td->td_xposition, td->td_yposition);
262	if (TIFFFieldSet(tif,FIELD_BITSPERSAMPLE))
263	fprintf(fd, " Bits/Sample: %u\n", td->td_bitspersample);
264	if (TIFFFieldSet(tif,FIELD_SAMPLEFORMAT)) {
265	fprintf(fd, " Sample Format: ");
266	switch (td->td_sampleformat) {
267	case SAMPLEFORMAT_VOID:
268	fprintf(fd, "void\n");
269	break;
270	case SAMPLEFORMAT_INT:
271	fprintf(fd, "signed integer\n");
272	break;
273	case SAMPLEFORMAT_UINT:
274	fprintf(fd, "unsigned integer\n");
275	break;
276	case SAMPLEFORMAT_IEEEFP:
277	fprintf(fd, "IEEE floating point\n");
278	break;
279	case SAMPLEFORMAT_COMPLEXINT:
280	fprintf(fd, "complex signed integer\n");
281	break;
282	case SAMPLEFORMAT_COMPLEXIEEEFP:
283	fprintf(fd, "complex IEEE floating point\n");
284	break;
285	default:
286	fprintf(fd, "%u (0x%x)\n",
287	td->td_sampleformat, td->td_sampleformat);
288	break;
289	}
290	}
291	if (TIFFFieldSet(tif,FIELD_COMPRESSION)) {
292	const TIFFCodec* c = TIFFFindCODEC(td->td_compression);
293	fprintf(fd, " Compression Scheme: ");
294	if (c)
295	fprintf(fd, "%s\n", c->name);
296	else
297	fprintf(fd, "%u (0x%x)\n",
298	td->td_compression, td->td_compression);
299	}
300	if (TIFFFieldSet(tif,FIELD_PHOTOMETRIC)) {
301	fprintf(fd, " Photometric Interpretation: ");
302	if (td->td_photometric < NPHOTONAMES)
303	fprintf(fd, "%s\n", photoNames[td->td_photometric]);
304	else {
305	switch (td->td_photometric) {
306	case PHOTOMETRIC_LOGL:
307	fprintf(fd, "CIE Log2(L)\n");
308	break;
309	case PHOTOMETRIC_LOGLUV:
310	fprintf(fd, "CIE Log2(L) (u',v')\n");
311	break;
312	default:
313	fprintf(fd, "%u (0x%x)\n",
314	td->td_photometric, td->td_photometric);
315	break;
316	}
317	}
318	}
319	if (TIFFFieldSet(tif,FIELD_EXTRASAMPLES) && td->td_extrasamples) {
320	fprintf(fd, " Extra Samples: %u<", td->td_extrasamples);
321	sep = "";
322	for (i = 0; i < td->td_extrasamples; i++) {
323	switch (td->td_sampleinfo[i]) {
324	case EXTRASAMPLE_UNSPECIFIED:
325	fprintf(fd, "%sunspecified", sep);
326	break;
327	case EXTRASAMPLE_ASSOCALPHA:
328	fprintf(fd, "%sassoc-alpha", sep);
329	break;
330	case EXTRASAMPLE_UNASSALPHA:
331	fprintf(fd, "%sunassoc-alpha", sep);
332	break;
333	default:
334	fprintf(fd, "%s%u (0x%x)", sep,
335	td->td_sampleinfo[i], td->td_sampleinfo[i]);
336	break;
337	}
338	sep = ", ";
339	}
340	fprintf(fd, ">\n");
341	}
342	if (TIFFFieldSet(tif,FIELD_INKNAMES)) {
343	char* cp;
344	fprintf(fd, " Ink Names: ");
345	i = td->td_samplesperpixel;
346	sep = "";
347	for (cp = td->td_inknames; i > 0; cp = strchr(cp,'\0')+1, i--) {
348	fputs(sep, fd);
349	_TIFFprintAscii(fd, cp);
350	sep = ", ";
351	}
352	fputs("\n", fd);
353	}
354	if (TIFFFieldSet(tif,FIELD_THRESHHOLDING)) {
355	fprintf(fd, " Thresholding: ");
356	switch (td->td_threshholding) {
357	case THRESHHOLD_BILEVEL:
358	fprintf(fd, "bilevel art scan\n");
359	break;
360	case THRESHHOLD_HALFTONE:
361	fprintf(fd, "halftone or dithered scan\n");
362	break;
363	case THRESHHOLD_ERRORDIFFUSE:
364	fprintf(fd, "error diffused\n");
365	break;
366	default:
367	fprintf(fd, "%u (0x%x)\n",
368	td->td_threshholding, td->td_threshholding);
369	break;
370	}
371	}
372	if (TIFFFieldSet(tif,FIELD_FILLORDER)) {
373	fprintf(fd, " FillOrder: ");
374	switch (td->td_fillorder) {
375	case FILLORDER_MSB2LSB:
376	fprintf(fd, "msb-to-lsb\n");
377	break;
378	case FILLORDER_LSB2MSB:
379	fprintf(fd, "lsb-to-msb\n");
380	break;
381	default:
382	fprintf(fd, "%u (0x%x)\n",
383	td->td_fillorder, td->td_fillorder);
384	break;
385	}
386	}
387	if (TIFFFieldSet(tif,FIELD_YCBCRSUBSAMPLING))
388	{
389	/*
390	* For hacky reasons (see tif_jpeg.c - JPEGFixupTestSubsampling),
391	* we need to fetch this rather than trust what is in our
392	* structures.
393	*/
394	uint16 subsampling[2];
395
396	TIFFGetField( tif, TIFFTAG_YCBCRSUBSAMPLING,
397	subsampling + 0, subsampling + 1 );
398	fprintf(fd, " YCbCr Subsampling: %u, %u\n",
399	subsampling[0], subsampling[1] );
400	}
401	if (TIFFFieldSet(tif,FIELD_YCBCRPOSITIONING)) {
402	fprintf(fd, " YCbCr Positioning: ");
403	switch (td->td_ycbcrpositioning) {
404	case YCBCRPOSITION_CENTERED:
405	fprintf(fd, "centered\n");
406	break;
407	case YCBCRPOSITION_COSITED:
408	fprintf(fd, "cosited\n");
409	break;
410	default:
411	fprintf(fd, "%u (0x%x)\n",
412	td->td_ycbcrpositioning, td->td_ycbcrpositioning);
413	break;
414	}
415	}
416	if (TIFFFieldSet(tif,FIELD_HALFTONEHINTS))
417	fprintf(fd, " Halftone Hints: light %u dark %u\n",
418	td->td_halftonehints[0], td->td_halftonehints[1]);
419	if (TIFFFieldSet(tif,FIELD_ORIENTATION)) {
420	fprintf(fd, " Orientation: ");
421	if (td->td_orientation < NORIENTNAMES)
422	fprintf(fd, "%s\n", orientNames[td->td_orientation]);
423	else
424	fprintf(fd, "%u (0x%x)\n",
425	td->td_orientation, td->td_orientation);
426	}
427	if (TIFFFieldSet(tif,FIELD_SAMPLESPERPIXEL))
428	fprintf(fd, " Samples/Pixel: %u\n", td->td_samplesperpixel);
429	if (TIFFFieldSet(tif,FIELD_ROWSPERSTRIP)) {
430	fprintf(fd, " Rows/Strip: ");
431	if (td->td_rowsperstrip == (uint32) -1)
432	fprintf(fd, "(infinite)\n");
433	else
434	fprintf(fd, "%lu\n", (unsigned long) td->td_rowsperstrip);
435	}
436	if (TIFFFieldSet(tif,FIELD_MINSAMPLEVALUE))
437	fprintf(fd, " Min Sample Value: %u\n", td->td_minsamplevalue);
438	if (TIFFFieldSet(tif,FIELD_MAXSAMPLEVALUE))
439	fprintf(fd, " Max Sample Value: %u\n", td->td_maxsamplevalue);
440	if (TIFFFieldSet(tif,FIELD_SMINSAMPLEVALUE))
441	fprintf(fd, " SMin Sample Value: %g\n",
442	td->td_sminsamplevalue);
443	if (TIFFFieldSet(tif,FIELD_SMAXSAMPLEVALUE))
444	fprintf(fd, " SMax Sample Value: %g\n",
445	td->td_smaxsamplevalue);
446	if (TIFFFieldSet(tif,FIELD_PLANARCONFIG)) {
447	fprintf(fd, " Planar Configuration: ");
448	switch (td->td_planarconfig) {
449	case PLANARCONFIG_CONTIG:
450	fprintf(fd, "single image plane\n");
451	break;
452	case PLANARCONFIG_SEPARATE:
453	fprintf(fd, "separate image planes\n");
454	break;
455	default:
456	fprintf(fd, "%u (0x%x)\n",
457	td->td_planarconfig, td->td_planarconfig);
458	break;
459	}
460	}
461	if (TIFFFieldSet(tif,FIELD_PAGENUMBER))
462	fprintf(fd, " Page Number: %u-%u\n",
463	td->td_pagenumber[0], td->td_pagenumber[1]);
464	if (TIFFFieldSet(tif,FIELD_COLORMAP)) {
465	fprintf(fd, " Color Map: ");
466	if (flags & TIFFPRINT_COLORMAP) {
467	fprintf(fd, "\n");
468	n = 1L<<td->td_bitspersample;
469	for (l = 0; l < n; l++)
470	fprintf(fd, " %5lu: %5u %5u %5u\n",
471	l,
472	td->td_colormap[0][l],
473	td->td_colormap[1][l],
474	td->td_colormap[2][l]);
475	} else
476	fprintf(fd, "(present)\n");
477	}
478	if (TIFFFieldSet(tif,FIELD_TRANSFERFUNCTION)) {
479	fprintf(fd, " Transfer Function: ");
480	if (flags & TIFFPRINT_CURVES) {
481	fprintf(fd, "\n");
482	n = 1L<<td->td_bitspersample;
483	for (l = 0; l < n; l++) {
484	fprintf(fd, " %2lu: %5u",
485	l, td->td_transferfunction[0][l]);
486	for (i = 1; i < td->td_samplesperpixel; i++)
487	fprintf(fd, " %5u",
488	td->td_transferfunction[i][l]);
489	fputc('\n', fd);
490	}
491	} else
492	fprintf(fd, "(present)\n");
493	}
494	if (TIFFFieldSet(tif, FIELD_SUBIFD)) {
495	fprintf(fd, " SubIFD Offsets:");
496	for (i = 0; i < td->td_nsubifd; i++)
497	fprintf(fd, " %5lu", (long) td->td_subifd[i]);
498	fputc('\n', fd);
499	}
500
501	/*
502	** Custom tag support.
503	*/
504	{
505	int i;
506	short count;
507
508	count = (short) TIFFGetTagListCount(tif);
509	for(i = 0; i < count; i++) {
510	ttag_t tag = TIFFGetTagListEntry(tif, i);
511	const TIFFFieldInfo *fip;
512	uint16 value_count;
513	int mem_alloc = 0;
514	void *raw_data;
515
516	fip = TIFFFieldWithTag(tif, tag);
517	if(fip == NULL)
518	continue;
519
520	if(fip->field_passcount) {
521	if(TIFFGetField(tif, tag, &value_count, &raw_data) != 1)
522	continue;
523	} else {
524	if (fip->field_readcount == TIFF_VARIABLE
525	\|\| fip->field_readcount == TIFF_VARIABLE2)
526	value_count = 1;
527	else if (fip->field_readcount == TIFF_SPP)
528	value_count = td->td_samplesperpixel;
529	else
530	value_count = fip->field_readcount;
531	if ((fip->field_type == TIFF_ASCII
532	\|\| fip->field_readcount == TIFF_VARIABLE
533	\|\| fip->field_readcount == TIFF_VARIABLE2
534	\|\| fip->field_readcount == TIFF_SPP
535	\|\| value_count > 1)
536	&& fip->field_tag != TIFFTAG_PAGENUMBER
537	&& fip->field_tag != TIFFTAG_HALFTONEHINTS
538	&& fip->field_tag != TIFFTAG_YCBCRSUBSAMPLING
539	&& fip->field_tag != TIFFTAG_DOTRANGE) {
540	if(TIFFGetField(tif, tag, &raw_data) != 1)
541	continue;
542	} else if (fip->field_tag != TIFFTAG_PAGENUMBER
543	&& fip->field_tag != TIFFTAG_HALFTONEHINTS
544	&& fip->field_tag != TIFFTAG_YCBCRSUBSAMPLING
545	&& fip->field_tag != TIFFTAG_DOTRANGE) {
546	raw_data = _TIFFmalloc(
547	_TIFFDataSize(fip->field_type)
548	* value_count);
549	mem_alloc = 1;
550	if(TIFFGetField(tif, tag, raw_data) != 1) {
551	_TIFFfree(raw_data);
552	continue;
553	}
554	} else {
555	/*
556	* XXX: Should be fixed and removed, see the
557	* notes related to TIFFTAG_PAGENUMBER,
558	* TIFFTAG_HALFTONEHINTS,
559	* TIFFTAG_YCBCRSUBSAMPLING and
560	* TIFFTAG_DOTRANGE tags in tif_dir.c. */
561	char *tmp;
562	raw_data = _TIFFmalloc(
563	_TIFFDataSize(fip->field_type)
564	* value_count);
565	tmp = raw_data;
566	mem_alloc = 1;
567	if(TIFFGetField(tif, tag, tmp,
568	tmp + _TIFFDataSize(fip->field_type)) != 1) {
569	_TIFFfree(raw_data);
570	continue;
571	}
572	}
573	}
574
575	/*
576	* Catch the tags which needs to be specially handled and
577	* pretty print them. If tag not handled in
578	* _TIFFPrettyPrintField() fall down and print it as any other
579	* tag.
580	*/
581	if (_TIFFPrettyPrintField(tif, fd, tag, value_count, raw_data)) {
582	if(mem_alloc)
583	_TIFFfree(raw_data);
584	continue;
585	}
586	else
587	_TIFFPrintField(fd, fip, value_count, raw_data);
588
589	if(mem_alloc)
590	_TIFFfree(raw_data);
591	}
592	}
593
594	if (tif->tif_tagmethods.printdir)
595	(*tif->tif_tagmethods.printdir)(tif, fd, flags);
596	if ((flags & TIFFPRINT_STRIPS) &&
597	TIFFFieldSet(tif,FIELD_STRIPOFFSETS)) {
598	tstrip_t s;
599
600	fprintf(fd, " %lu %s:\n",
601	(long) td->td_nstrips,
602	isTiled(tif) ? "Tiles" : "Strips");
603	for (s = 0; s < td->td_nstrips; s++)
604	fprintf(fd, " %3lu: [%8lu, %8lu]\n",
605	(unsigned long) s,
606	(unsigned long) td->td_stripoffset[s],
607	(unsigned long) td->td_stripbytecount[s]);
608	}
609	}
610
611	void
612	_TIFFprintAscii(FILE* fd, const char* cp)
613	{
614	for (; *cp != '\0'; cp++) {
615	const char* tp;
616
617	if (isprint((int)*cp)) {
618	fputc(*cp, fd);
619	continue;
620	}
621	for (tp = "\tt\bb\rr\nn\vv"; *tp; tp++)
622	if (tp++ == cp)
623	break;
624	if (*tp)
625	fprintf(fd, "\\%c", *tp);
626	else
627	fprintf(fd, "\\%03o", *cp & 0xff);
628	}
629	}
630
631	void
632	_TIFFprintAsciiTag(FILE* fd, const char* name, const char* value)
633	{
634	fprintf(fd, " %s: \"", name);
635	_TIFFprintAscii(fd, value);
636	fprintf(fd, "\"\n");
637	}
638
639	/* vim: set ts=8 sts=8 sw=8 noet: */