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#ifndef lint
static char rcsid[] = "/mode/users/src/master/tiff/tools/tiffsplit.c,v 1.1.1.1 1994/04/01 17:15:38 fedor Exp";
#endif
/*
* Copyright (c) 1992 Sam Leffler
* Copyright (c) 1992 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 <stdio.h>
#include "tiffio.h"
typedef unsigned char u_char;
typedef unsigned short u_short;
typedef unsigned int u_int;
typedef unsigned long u_long;
#define streq(a,b) (strcmp(a,b) == 0)
#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)
static int ignore = 1; /* if true, ignore read errors */
static char *filename;
static char fname[1024+1];
static int tiffcp();
static newfilename();
static int cpStrips();
static int cpTiles();
main(argc, argv)
char *argv[];
{
TIFF *in, *out;
if (argc < 2) {
fprintf(stderr, "usage: tiffsplit input.tif [prefix]\n");
exit(-3);
}
if (argc > 2)
strcpy(fname, argv[2]);
in = TIFFOpen(filename = argv[1], "r");
if (in != NULL) {
do {
char path[1024+1];
newfilename();
strcpy(path, fname);
strcat(path, ".tif");
out = TIFFOpen(path, "w");
if (out == NULL)
exit(-2);
if (!tiffcp(in, out))
exit(-1);
TIFFClose(out);
} while (TIFFReadDirectory(in));
(void) TIFFClose(in);
}
exit(0);
}
static
newfilename()
{
static int first = 1;
static long fnum;
static short defname;
static char *fpnt;
if (first) {
if (fname[0]) {
fpnt = fname + strlen(fname);
defname = 0;
} else {
fname[0] = 'x';
fpnt = fname + 1;
defname = 1;
}
first = 0;
}
#define MAXFILES 676
if (fnum == MAXFILES) {
if (!defname || fname[0] == 'z') {
fprintf(stderr, "tiffsplit: too many files.\n");
exit(1);
}
fname[0]++;
fnum = 0;
}
fpnt[0] = fnum / 26 + 'a';
fpnt[1] = fnum % 26 + 'a';
fnum++;
}
static int
tiffcp(in, out)
TIFF *in, *out;
{
short bitspersample, samplesperpixel, shortv;
u_long w, l;
float floatv;
char *stringv;
u_long longv;
CopyField(TIFFTAG_SUBFILETYPE, longv);
CopyField(TIFFTAG_TILEWIDTH, w);
CopyField(TIFFTAG_TILELENGTH, l);
CopyField(TIFFTAG_IMAGEWIDTH, w);
CopyField(TIFFTAG_IMAGELENGTH, l);
CopyField(TIFFTAG_BITSPERSAMPLE, bitspersample);
CopyField(TIFFTAG_COMPRESSION, shortv);
CopyField(TIFFTAG_PREDICTOR, shortv);
CopyField(TIFFTAG_PHOTOMETRIC, shortv);
CopyField(TIFFTAG_THRESHHOLDING, shortv);
CopyField(TIFFTAG_FILLORDER, shortv);
CopyField(TIFFTAG_ORIENTATION, shortv);
CopyField(TIFFTAG_SAMPLESPERPIXEL, samplesperpixel);
CopyField(TIFFTAG_MINSAMPLEVALUE, shortv);
CopyField(TIFFTAG_MAXSAMPLEVALUE, shortv);
CopyField(TIFFTAG_XRESOLUTION, floatv);
CopyField(TIFFTAG_YRESOLUTION, floatv);
CopyField(TIFFTAG_GROUP3OPTIONS, longv);
CopyField(TIFFTAG_GROUP4OPTIONS, longv);
CopyField(TIFFTAG_RESOLUTIONUNIT, shortv);
CopyField(TIFFTAG_PLANARCONFIG, shortv);
CopyField(TIFFTAG_ROWSPERSTRIP, longv);
CopyField(TIFFTAG_XPOSITION, floatv);
CopyField(TIFFTAG_YPOSITION, floatv);
CopyField(TIFFTAG_IMAGEDEPTH, longv);
CopyField(TIFFTAG_TILEDEPTH, longv);
CopyField(TIFFTAG_MATTEING, shortv);
{ u_short *red, *green, *blue;
CopyField3(TIFFTAG_COLORMAP, red, green, blue);
}
{ u_short shortv2;
CopyField2(TIFFTAG_PAGENUMBER, shortv, shortv2);
}
CopyField(TIFFTAG_ARTIST, stringv);
CopyField(TIFFTAG_IMAGEDESCRIPTION, stringv);
CopyField(TIFFTAG_MAKE, stringv);
CopyField(TIFFTAG_MODEL, stringv);
CopyField(TIFFTAG_SOFTWARE, stringv);
CopyField(TIFFTAG_DATETIME, stringv);
CopyField(TIFFTAG_HOSTCOMPUTER, stringv);
CopyField(TIFFTAG_PAGENAME, stringv);
CopyField(TIFFTAG_DOCUMENTNAME, stringv);
if (TIFFIsTiled(in))
return (cpTiles(in, out));
else
return (cpStrips(in, out));
}
static int
cpStrips(in, out)
TIFF *in, *out;
{
u_long bufsize = TIFFStripSize(in);
u_char *buf = (u_char *)malloc(bufsize);
if (buf) {
u_int s, ns = TIFFNumberOfStrips(in);
u_long *bytecounts;
TIFFGetField(in, TIFFTAG_STRIPBYTECOUNTS, &bytecounts);
for (s = 0; s < ns; s++) {
if (bytecounts[s] > bufsize) {
buf = (u_char *)realloc(buf, bytecounts[s]);
if (!buf)
return (0);
bufsize = bytecounts[s];
}
if (TIFFReadRawStrip(in, s, buf, bytecounts[s]) < 0 ||
TIFFWriteRawStrip(out, s, buf, bytecounts[s]) < 0) {
free(buf);
return (0);
}
}
free(buf);
return (1);
}
return (0);
}
static int
cpTiles(in, out)
TIFF *in, *out;
{
u_long bufsize = TIFFTileSize(in);
u_char *buf = (u_char *)malloc(bufsize);
if (buf) {
u_int t, nt = TIFFNumberOfTiles(in);
u_long *bytecounts;
TIFFGetField(in, TIFFTAG_TILEBYTECOUNTS, &bytecounts);
for (t = 0; t < nt; t++) {
if (bytecounts[t] > bufsize) {
buf = (u_char *)realloc(buf, bytecounts[t]);
if (!buf)
return (0);
bufsize = bytecounts[t];
}
if (TIFFReadRawTile(in, t, buf, bytecounts[t]) < 0 ||
TIFFWriteRawTile(out, t, buf, bytecounts[t]) < 0) {
free(buf);
return (0);
}
}
free(buf);
return (1);
}
return (0);
}
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