/* * Copyright (c) 2004, Andrey Kiselev * * 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 * * Module to test LONG tags read/write functions. */ #include "tif_config.h" #include #ifdef HAVE_UNISTD_H #include #endif #include "tiffio.h" extern int CheckLongField(TIFF *, ttag_t, uint32_t); const char *filename = "long_test.tiff"; static struct Tags { ttag_t tag; short count; uint32_t value; } long_tags[] = {{TIFFTAG_SUBFILETYPE, 1, FILETYPE_REDUCEDIMAGE | FILETYPE_PAGE | FILETYPE_MASK}}; #define NTAGS (sizeof(long_tags) / sizeof(long_tags[0])) const uint32_t width = 1; const uint32_t length = 1; const uint32_t rows_per_strip = 1; int main(int argc, char **argv) { TIFF *tif; unsigned int i; unsigned char buf[3] = {0, 127, 255}; (void)argc; (void)argv; /* Test whether we can write tags. */ tif = TIFFOpen(filename, "w"); if (!tif) { fprintf(stderr, "Can't create test TIFF file %s.\n", filename); return 1; } if (!TIFFSetField(tif, TIFFTAG_IMAGEWIDTH, width)) { fprintf(stderr, "Can't set ImageWidth tag.\n"); goto failure; } if (!TIFFSetField(tif, TIFFTAG_IMAGELENGTH, length)) { fprintf(stderr, "Can't set ImageLength tag.\n"); goto failure; } if (!TIFFSetField(tif, TIFFTAG_BITSPERSAMPLE, 8)) { fprintf(stderr, "Can't set BitsPerSample tag.\n"); goto failure; } if (!TIFFSetField(tif, TIFFTAG_SAMPLESPERPIXEL, 3)) { fprintf(stderr, "Can't set SamplesPerPixel tag.\n"); goto failure; } if (!TIFFSetField(tif, TIFFTAG_ROWSPERSTRIP, rows_per_strip)) { fprintf(stderr, "Can't set SamplesPerPixel tag.\n"); goto failure; } if (!TIFFSetField(tif, TIFFTAG_PLANARCONFIG, PLANARCONFIG_CONTIG)) { fprintf(stderr, "Can't set PlanarConfiguration tag.\n"); goto failure; } if (!TIFFSetField(tif, TIFFTAG_PHOTOMETRIC, PHOTOMETRIC_RGB)) { fprintf(stderr, "Can't set PhotometricInterpretation tag.\n"); goto failure; } for (i = 0; i < NTAGS; i++) { if (!TIFFSetField(tif, long_tags[i].tag, long_tags[i].value)) { fprintf(stderr, "Can't set tag %d.\n", (int)long_tags[i].tag); goto failure; } } /* Write dummy pixel data. */ if (TIFFWriteScanline(tif, buf, 0, 0) == -1) { fprintf(stderr, "Can't write image data.\n"); goto failure; } TIFFClose(tif); /* Ok, now test whether we can read written values. */ tif = TIFFOpen(filename, "r"); if (!tif) { fprintf(stderr, "Can't open test TIFF file %s.\n", filename); return 1; } if (CheckLongField(tif, TIFFTAG_IMAGEWIDTH, width) < 0) goto failure; if (CheckLongField(tif, TIFFTAG_IMAGELENGTH, length) < 0) goto failure; if (CheckLongField(tif, TIFFTAG_ROWSPERSTRIP, rows_per_strip) < 0) goto failure; for (i = 0; i < NTAGS; i++) { if (CheckLongField(tif, long_tags[i].tag, long_tags[i].value) < 0) goto failure; } TIFFClose(tif); /* All tests passed; delete file and exit with success status. */ unlink(filename); return 0; failure: /* Something goes wrong; close file and return unsuccessful status. */ TIFFClose(tif); unlink(filename); return 1; }