157 lines
4.2 KiB
C
157 lines
4.2 KiB
C
/* $Id: long_tag.c,v 1.4 2008-03-28 01:42:06 bfriesen Exp $ */
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/*
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* Copyright (c) 2004, Andrey Kiselev <dron@ak4719.spb.edu>
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*
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* Permission to use, copy, modify, distribute, and sell this software and
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* its documentation for any purpose is hereby granted without fee, provided
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* that (i) the above copyright notices and this permission notice appear in
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* all copies of the software and related documentation, and (ii) the names of
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* Sam Leffler and Silicon Graphics may not be used in any advertising or
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* publicity relating to the software without the specific, prior written
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* permission of Sam Leffler and Silicon Graphics.
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*
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* THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
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* WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
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*
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* IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR
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* ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
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* OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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* WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
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* LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
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* OF THIS SOFTWARE.
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*/
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/*
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* TIFF Library
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*
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* Module to test LONG tags read/write functions.
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*/
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#include "tif_config.h"
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#include <stdio.h>
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#ifdef HAVE_UNISTD_H
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# include <unistd.h>
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#endif
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#include "tiffio.h"
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extern int CheckLongField(TIFF *, ttag_t, uint32);
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const char *filename = "long_test.tiff";
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static struct Tags {
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ttag_t tag;
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short count;
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uint32 value;
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} long_tags[] = {
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{ TIFFTAG_SUBFILETYPE, 1, FILETYPE_REDUCEDIMAGE|FILETYPE_PAGE|FILETYPE_MASK }
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};
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#define NTAGS (sizeof (long_tags) / sizeof (long_tags[0]))
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const uint32 width = 1;
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const uint32 length = 1;
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const uint32 rows_per_strip = 1;
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int
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main(int argc, char **argv)
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{
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TIFF *tif;
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unsigned int i;
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unsigned char buf[3] = { 0, 127, 255 };
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(void) argc;
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(void) argv;
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/* Test whether we can write tags. */
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tif = TIFFOpen(filename, "w");
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if (!tif) {
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fprintf (stderr, "Can't create test TIFF file %s.\n", filename);
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return 1;
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}
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if (!TIFFSetField(tif, TIFFTAG_IMAGEWIDTH, width)) {
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fprintf (stderr, "Can't set ImageWidth tag.\n");
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goto failure;
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}
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if (!TIFFSetField(tif, TIFFTAG_IMAGELENGTH, length)) {
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fprintf (stderr, "Can't set ImageLength tag.\n");
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goto failure;
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}
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if (!TIFFSetField(tif, TIFFTAG_BITSPERSAMPLE, 8)) {
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fprintf (stderr, "Can't set BitsPerSample tag.\n");
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goto failure;
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}
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if (!TIFFSetField(tif, TIFFTAG_SAMPLESPERPIXEL, 3)) {
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fprintf (stderr, "Can't set SamplesPerPixel tag.\n");
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goto failure;
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}
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if (!TIFFSetField(tif, TIFFTAG_ROWSPERSTRIP, rows_per_strip)) {
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fprintf (stderr, "Can't set SamplesPerPixel tag.\n");
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goto failure;
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}
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if (!TIFFSetField(tif, TIFFTAG_PLANARCONFIG, PLANARCONFIG_CONTIG)) {
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fprintf (stderr, "Can't set PlanarConfiguration tag.\n");
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goto failure;
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}
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if (!TIFFSetField(tif, TIFFTAG_PHOTOMETRIC, PHOTOMETRIC_RGB)) {
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fprintf (stderr, "Can't set PhotometricInterpretation tag.\n");
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goto failure;
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}
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for (i = 0; i < NTAGS; i++) {
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if (!TIFFSetField(tif, long_tags[i].tag,
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long_tags[i].value)) {
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fprintf(stderr, "Can't set tag %d.\n",
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(int)long_tags[i].tag);
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goto failure;
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}
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}
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/* Write dummy pixel data. */
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if (!TIFFWriteScanline(tif, buf, 0, 0) < 0) {
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fprintf (stderr, "Can't write image data.\n");
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goto failure;
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}
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TIFFClose(tif);
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/* Ok, now test whether we can read written values. */
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tif = TIFFOpen(filename, "r");
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if (!tif) {
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fprintf (stderr, "Can't open test TIFF file %s.\n", filename);
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return 1;
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}
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if (CheckLongField(tif, TIFFTAG_IMAGEWIDTH, width) < 0)
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goto failure;
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if (CheckLongField(tif, TIFFTAG_IMAGELENGTH, length) < 0)
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goto failure;
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if (CheckLongField(tif, TIFFTAG_ROWSPERSTRIP, rows_per_strip) < 0)
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goto failure;
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for (i = 0; i < NTAGS; i++) {
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if (CheckLongField(tif, long_tags[i].tag,
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long_tags[i].value) < 0)
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goto failure;
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}
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TIFFClose(tif);
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/* All tests passed; delete file and exit with success status. */
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unlink(filename);
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return 0;
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failure:
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/* Something goes wrong; close file and return unsuccessful status. */
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TIFFClose(tif);
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unlink(filename);
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return 1;
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}
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/* vim: set ts=8 sts=8 sw=8 noet: */
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