Imported Upstream version 1.8.3

1 files changed, 435 insertions, 0 deletions

diff --git a/tiff/tools/pal2rgb.c b/tiff/tools/pal2rgb.c
new file mode 100755
index 0000000..c724717
--- /dev/null
+++ b/tiff/tools/pal2rgb.c
@@ -0,0 +1,435 @@
+/* $Id: pal2rgb.c,v 1.14 2014-12-21 20:04:31 erouault Exp $ */
+
+/*
+ * 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.
+ */
+
+#include "tif_config.h"
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <ctype.h>
+
+#ifdef HAVE_UNISTD_H
+# include <unistd.h>
+#endif
+
+#ifdef NEED_LIBPORT
+# include "libport.h"
+#endif
+
+#include "tiffio.h"
+
+#define	streq(a,b)	(strcmp(a,b) == 0)
+#define	strneq(a,b,n)	(strncmp(a,b,n) == 0)
+
+static	void usage(void);
+static	void cpTags(TIFF* in, TIFF* out);
+
+static int
+checkcmap(int n, uint16* r, uint16* g, uint16* b)
+{
+	while (n-- > 0)
+	    if (*r++ >= 256 || *g++ >= 256 || *b++ >= 256)
+		return (16);
+	fprintf(stderr, "Warning, assuming 8-bit colormap.\n");
+	return (8);
+}
+
+#define	CopyField(tag, v) \
+    if (TIFFGetField(in, tag, &v)) TIFFSetField(out, tag, v)
+#define	CopyField3(tag, v1, v2, v3) \
+    if (TIFFGetField(in, tag, &v1, &v2, &v3)) TIFFSetField(out, tag, v1, v2, v3)
+
+static	uint16 compression = (uint16) -1;
+static	uint16 predictor = 0;
+static	int quality = 75;	/* JPEG quality */
+static	int jpegcolormode = JPEGCOLORMODE_RGB;
+static	int processCompressOptions(char*);
+
+int
+main(int argc, char* argv[])
+{
+	uint16 bitspersample, shortv;
+	uint32 imagewidth, imagelength;
+	uint16 config = PLANARCONFIG_CONTIG;
+	uint32 rowsperstrip = (uint32) -1;
+	uint16 photometric = PHOTOMETRIC_RGB;
+	uint16 *rmap, *gmap, *bmap;
+	uint32 row;
+	int cmap = -1;
+	TIFF *in, *out;
+	int c;
+	extern int optind;
+	extern char* optarg;
+
+	while ((c = getopt(argc, argv, "C:c:p:r:")) != -1)
+		switch (c) {
+		case 'C':		/* force colormap interpretation */
+			cmap = atoi(optarg);
+			break;
+		case 'c':		/* compression scheme */
+			if (!processCompressOptions(optarg))
+				usage();
+			break;
+		case 'p':		/* planar configuration */
+			if (streq(optarg, "separate"))
+				config = PLANARCONFIG_SEPARATE;
+			else if (streq(optarg, "contig"))
+				config = PLANARCONFIG_CONTIG;
+			else
+				usage();
+			break;
+		case 'r':		/* rows/strip */
+			rowsperstrip = atoi(optarg);
+			break;
+		case '?':
+			usage();
+			/*NOTREACHED*/
+		}
+	if (argc - optind != 2)
+		usage();
+	in = TIFFOpen(argv[optind], "r");
+	if (in == NULL)
+		return (-1);
+	if (!TIFFGetField(in, TIFFTAG_PHOTOMETRIC, &shortv) ||
+	    shortv != PHOTOMETRIC_PALETTE) {
+		fprintf(stderr, "%s: Expecting a palette image.\n",
+		    argv[optind]);
+		return (-1);
+	}
+	if (!TIFFGetField(in, TIFFTAG_COLORMAP, &rmap, &gmap, &bmap)) {
+		fprintf(stderr,
+		    "%s: No colormap (not a valid palette image).\n",
+		    argv[optind]);
+		return (-1);
+	}
+	bitspersample = 0;
+	TIFFGetField(in, TIFFTAG_BITSPERSAMPLE, &bitspersample);
+	if (bitspersample != 8) {
+		fprintf(stderr, "%s: Sorry, can only handle 8-bit images.\n",
+		    argv[optind]);
+		return (-1);
+	}
+	out = TIFFOpen(argv[optind+1], "w");
+	if (out == NULL)
+		return (-2);
+	cpTags(in, out);
+	TIFFGetField(in, TIFFTAG_IMAGEWIDTH, &imagewidth);
+	TIFFGetField(in, TIFFTAG_IMAGELENGTH, &imagelength);
+	if (compression != (uint16)-1)
+		TIFFSetField(out, TIFFTAG_COMPRESSION, compression);
+	else
+		TIFFGetField(in, TIFFTAG_COMPRESSION, &compression);
+	switch (compression) {
+	case COMPRESSION_JPEG:
+		if (jpegcolormode == JPEGCOLORMODE_RGB)
+			photometric = PHOTOMETRIC_YCBCR;
+		else
+			photometric = PHOTOMETRIC_RGB;
+		TIFFSetField(out, TIFFTAG_JPEGQUALITY, quality);
+		TIFFSetField(out, TIFFTAG_JPEGCOLORMODE, jpegcolormode);
+		break;
+	case COMPRESSION_LZW:
+	case COMPRESSION_DEFLATE:
+		if (predictor != 0)
+			TIFFSetField(out, TIFFTAG_PREDICTOR, predictor);
+		break;
+	}
+	TIFFSetField(out, TIFFTAG_PHOTOMETRIC, photometric);
+	TIFFSetField(out, TIFFTAG_SAMPLESPERPIXEL, 3);
+	TIFFSetField(out, TIFFTAG_PLANARCONFIG, config);
+	TIFFSetField(out, TIFFTAG_ROWSPERSTRIP,
+	    rowsperstrip = TIFFDefaultStripSize(out, rowsperstrip));
+	(void) TIFFGetField(in, TIFFTAG_PLANARCONFIG, &shortv);
+	if (cmap == -1)
+		cmap = checkcmap(1<<bitspersample, rmap, gmap, bmap);
+	if (cmap == 16) {
+		/*
+		 * Convert 16-bit colormap to 8-bit.
+		 */
+		int i;
+
+		for (i = (1<<bitspersample)-1; i >= 0; i--) {
+#define	CVT(x)		(((x) * 255) / ((1L<<16)-1))
+			rmap[i] = CVT(rmap[i]);
+			gmap[i] = CVT(gmap[i]);
+			bmap[i] = CVT(bmap[i]);
+		}
+	}
+	{ unsigned char *ibuf, *obuf;
+	  register unsigned char* pp;
+	  register uint32 x;
+	  ibuf = (unsigned char*)_TIFFmalloc(TIFFScanlineSize(in));
+	  obuf = (unsigned char*)_TIFFmalloc(TIFFScanlineSize(out));
+	  switch (config) {
+	  case PLANARCONFIG_CONTIG:
+		for (row = 0; row < imagelength; row++) {
+			if (!TIFFReadScanline(in, ibuf, row, 0))
+				goto done;
+			pp = obuf;
+			for (x = 0; x < imagewidth; x++) {
+				*pp++ = (unsigned char) rmap[ibuf[x]];
+				*pp++ = (unsigned char) gmap[ibuf[x]];
+				*pp++ = (unsigned char) bmap[ibuf[x]];
+			}
+			if (!TIFFWriteScanline(out, obuf, row, 0))
+				goto done;
+		}
+		break;
+	  case PLANARCONFIG_SEPARATE:
+		for (row = 0; row < imagelength; row++) {
+			if (!TIFFReadScanline(in, ibuf, row, 0))
+				goto done;
+			for (pp = obuf, x = 0; x < imagewidth; x++)
+				*pp++ = (unsigned char) rmap[ibuf[x]];
+			if (!TIFFWriteScanline(out, obuf, row, 0))
+				goto done;
+			for (pp = obuf, x = 0; x < imagewidth; x++)
+				*pp++ = (unsigned char) gmap[ibuf[x]];
+			if (!TIFFWriteScanline(out, obuf, row, 0))
+				goto done;
+			for (pp = obuf, x = 0; x < imagewidth; x++)
+				*pp++ = (unsigned char) bmap[ibuf[x]];
+			if (!TIFFWriteScanline(out, obuf, row, 0))
+				goto done;
+		}
+		break;
+	  }
+	  _TIFFfree(ibuf);
+	  _TIFFfree(obuf);
+	}
+done:
+	(void) TIFFClose(in);
+	(void) TIFFClose(out);
+	return (0);
+}
+
+static int
+processCompressOptions(char* opt)
+{
+	if (streq(opt, "none"))
+		compression = COMPRESSION_NONE;
+	else if (streq(opt, "packbits"))
+		compression = COMPRESSION_PACKBITS;
+	else if (strneq(opt, "jpeg", 4)) {
+		char* cp = strchr(opt, ':');
+
+                compression = COMPRESSION_JPEG;
+                while( cp )
+                {
+                    if (isdigit((int)cp[1]))
+			quality = atoi(cp+1);
+                    else if (cp[1] == 'r' )
+			jpegcolormode = JPEGCOLORMODE_RAW;
+                    else
+                        usage();
+
+                    cp = strchr(cp+1,':');
+                }
+	} else if (strneq(opt, "lzw", 3)) {
+		char* cp = strchr(opt, ':');
+		if (cp)
+			predictor = atoi(cp+1);
+		compression = COMPRESSION_LZW;
+	} else if (strneq(opt, "zip", 3)) {
+		char* cp = strchr(opt, ':');
+		if (cp)
+			predictor = atoi(cp+1);
+		compression = COMPRESSION_DEFLATE;
+	} else
+		return (0);
+	return (1);
+}
+
+#define	CopyField(tag, v) \
+    if (TIFFGetField(in, tag, &v)) TIFFSetField(out, tag, v)
+#define	CopyField2(tag, v1, v2) \
+    if (TIFFGetField(in, tag, &v1, &v2)) TIFFSetField(out, tag, v1, v2)
+#define	CopyField3(tag, v1, v2, v3) \
+    if (TIFFGetField(in, tag, &v1, &v2, &v3)) TIFFSetField(out, tag, v1, v2, v3)
+#define	CopyField4(tag, v1, v2, v3, v4) \
+    if (TIFFGetField(in, tag, &v1, &v2, &v3, &v4)) TIFFSetField(out, tag, v1, v2, v3, v4)
+
+static void
+cpTag(TIFF* in, TIFF* out, uint16 tag, uint16 count, TIFFDataType type)
+{
+	switch (type) {
+	case TIFF_SHORT:
+		if (count == 1) {
+			uint16 shortv;
+			CopyField(tag, shortv);
+		} else if (count == 2) {
+			uint16 shortv1, shortv2;
+			CopyField2(tag, shortv1, shortv2);
+		} else if (count == 4) {
+			uint16 *tr, *tg, *tb, *ta;
+			CopyField4(tag, tr, tg, tb, ta);
+		} else if (count == (uint16) -1) {
+			uint16 shortv1;
+			uint16* shortav;
+			CopyField2(tag, shortv1, shortav);
+		}
+		break;
+	case TIFF_LONG:
+		{ uint32 longv;
+		  CopyField(tag, longv);
+		}
+		break;
+	case TIFF_RATIONAL:
+		if (count == 1) {
+			float floatv;
+			CopyField(tag, floatv);
+		} else if (count == (uint16) -1) {
+			float* floatav;
+			CopyField(tag, floatav);
+		}
+		break;
+	case TIFF_ASCII:
+		{ char* stringv;
+		  CopyField(tag, stringv);
+		}
+		break;
+	case TIFF_DOUBLE:
+		if (count == 1) {
+			double doublev;
+			CopyField(tag, doublev);
+		} else if (count == (uint16) -1) {
+			double* doubleav;
+			CopyField(tag, doubleav);
+		}
+		break;
+          default:
+                TIFFError(TIFFFileName(in),
+                          "Data type %d is not supported, tag %d skipped.",
+                          tag, type);
+	}
+}
+
+#undef CopyField4
+#undef CopyField3
+#undef CopyField2
+#undef CopyField
+
+static struct cpTag {
+    uint16	tag;
+    uint16	count;
+    TIFFDataType type;
+} tags[] = {
+    { TIFFTAG_IMAGEWIDTH,		1, TIFF_LONG },
+    { TIFFTAG_IMAGELENGTH,		1, TIFF_LONG },
+    { TIFFTAG_BITSPERSAMPLE,		1, TIFF_SHORT },
+    { TIFFTAG_COMPRESSION,		1, TIFF_SHORT },
+    { TIFFTAG_FILLORDER,		1, TIFF_SHORT },
+    { TIFFTAG_ROWSPERSTRIP,		1, TIFF_LONG },
+    { TIFFTAG_GROUP3OPTIONS,		1, TIFF_LONG },
+    { TIFFTAG_SUBFILETYPE,		1, TIFF_LONG },
+    { TIFFTAG_THRESHHOLDING,		1, TIFF_SHORT },
+    { TIFFTAG_DOCUMENTNAME,		1, TIFF_ASCII },
+    { TIFFTAG_IMAGEDESCRIPTION,		1, TIFF_ASCII },
+    { TIFFTAG_MAKE,			1, TIFF_ASCII },
+    { TIFFTAG_MODEL,			1, TIFF_ASCII },
+    { TIFFTAG_ORIENTATION,		1, TIFF_SHORT },
+    { TIFFTAG_MINSAMPLEVALUE,		1, TIFF_SHORT },
+    { TIFFTAG_MAXSAMPLEVALUE,		1, TIFF_SHORT },
+    { TIFFTAG_XRESOLUTION,		1, TIFF_RATIONAL },
+    { TIFFTAG_YRESOLUTION,		1, TIFF_RATIONAL },
+    { TIFFTAG_PAGENAME,			1, TIFF_ASCII },
+    { TIFFTAG_XPOSITION,		1, TIFF_RATIONAL },
+    { TIFFTAG_YPOSITION,		1, TIFF_RATIONAL },
+    { TIFFTAG_GROUP4OPTIONS,		1, TIFF_LONG },
+    { TIFFTAG_RESOLUTIONUNIT,		1, TIFF_SHORT },
+    { TIFFTAG_PAGENUMBER,		2, TIFF_SHORT },
+    { TIFFTAG_SOFTWARE,			1, TIFF_ASCII },
+    { TIFFTAG_DATETIME,			1, TIFF_ASCII },
+    { TIFFTAG_ARTIST,			1, TIFF_ASCII },
+    { TIFFTAG_HOSTCOMPUTER,		1, TIFF_ASCII },
+    { TIFFTAG_WHITEPOINT,		2, TIFF_RATIONAL },
+    { TIFFTAG_PRIMARYCHROMATICITIES,	(uint16) -1,TIFF_RATIONAL },
+    { TIFFTAG_HALFTONEHINTS,		2, TIFF_SHORT },
+    { TIFFTAG_BADFAXLINES,		1, TIFF_LONG },
+    { TIFFTAG_CLEANFAXDATA,		1, TIFF_SHORT },
+    { TIFFTAG_CONSECUTIVEBADFAXLINES,	1, TIFF_LONG },
+    { TIFFTAG_INKSET,			1, TIFF_SHORT },
+    /*{ TIFFTAG_INKNAMES,			1, TIFF_ASCII },*/ /* Needs much more complicated logic. See tiffcp */
+    { TIFFTAG_DOTRANGE,			2, TIFF_SHORT },
+    { TIFFTAG_TARGETPRINTER,		1, TIFF_ASCII },
+    { TIFFTAG_SAMPLEFORMAT,		1, TIFF_SHORT },
+    { TIFFTAG_YCBCRCOEFFICIENTS,	(uint16) -1,TIFF_RATIONAL },
+    { TIFFTAG_YCBCRSUBSAMPLING,		2, TIFF_SHORT },
+    { TIFFTAG_YCBCRPOSITIONING,		1, TIFF_SHORT },
+    { TIFFTAG_REFERENCEBLACKWHITE,	(uint16) -1,TIFF_RATIONAL },
+};
+#define	NTAGS	(sizeof (tags) / sizeof (tags[0]))
+
+static void
+cpTags(TIFF* in, TIFF* out)
+{
+    struct cpTag *p;
+    for (p = tags; p < &tags[NTAGS]; p++)
+	cpTag(in, out, p->tag, p->count, p->type);
+}
+#undef NTAGS
+
+char* stuff[] = {
+"usage: pal2rgb [options] input.tif output.tif",
+"where options are:",
+" -p contig	pack samples contiguously (e.g. RGBRGB...)",
+" -p separate	store samples separately (e.g. RRR...GGG...BBB...)",
+" -r #		make each strip have no more than # rows",
+" -C 8		assume 8-bit colormap values (instead of 16-bit)",
+" -C 16		assume 16-bit colormap values",
+"",
+" -c lzw[:opts]	compress output with Lempel-Ziv & Welch encoding",
+" -c zip[:opts]	compress output with deflate encoding",
+" -c packbits	compress output with packbits encoding",
+" -c none	use no compression algorithm on output",
+"",
+"LZW and deflate options:",
+" #		set predictor value",
+"For example, -c lzw:2 to get LZW-encoded data with horizontal differencing",
+NULL
+};
+
+static void
+usage(void)
+{
+	char buf[BUFSIZ];
+	int i;
+
+	setbuf(stderr, buf);
+        fprintf(stderr, "%s\n\n", TIFFGetVersion());
+	for (i = 0; stuff[i] != NULL; i++)
+		fprintf(stderr, "%s\n", stuff[i]);
+	exit(-1);
+}
+
+/* vim: set ts=8 sts=8 sw=8 noet: */
+/*
+ * Local Variables:
+ * mode: c
+ * c-basic-offset: 8
+ * fill-column: 78
+ * End:
+ */