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Diffstat (limited to 'tiff/test/defer_strile_writing.c')
| -rw-r--r-- | tiff/test/defer_strile_writing.c | 239 |
1 files changed, 239 insertions, 0 deletions
diff --git a/tiff/test/defer_strile_writing.c b/tiff/test/defer_strile_writing.c new file mode 100644 index 00000000..4e358567 --- /dev/null +++ b/tiff/test/defer_strile_writing.c @@ -0,0 +1,239 @@ +/* + * Copyright (c) 2019, Even Rouault <even.rouault at spatialys.com> + * + * 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 TIFFDeferStrileArrayWriting and TIFFForceStrileArrayWriting + */ + +#include "tif_config.h" + +#include <assert.h> +#include <stdio.h> +#include <string.h> + +#ifdef HAVE_UNISTD_H +# include <unistd.h> +#endif + +#include "tiffio.h" + +int test(const char* mode, int tiled, int height) +{ + const char* filename = "defer_strile_writing.tif"; + TIFF* tif; + int i; + int ret = 0; + (void)ret; + + tif = TIFFOpen(filename, mode); + if(!tif) + { + fprintf(stderr, "cannot create %s\n", filename); + return 1; + } + ret = TIFFSetField(tif, TIFFTAG_COMPRESSION, COMPRESSION_NONE); + assert(ret); + ret = TIFFSetField(tif, TIFFTAG_IMAGEWIDTH, 1); + assert(ret); + ret = TIFFSetField(tif, TIFFTAG_IMAGELENGTH, height); + assert(ret); + ret = TIFFSetField(tif, TIFFTAG_BITSPERSAMPLE, 8); + assert(ret); + ret = TIFFSetField(tif, TIFFTAG_SAMPLESPERPIXEL, 1); + assert(ret); + ret = TIFFSetField(tif, TIFFTAG_PLANARCONFIG, PLANARCONFIG_CONTIG); + assert(ret); + + if( tiled ) + { + ret = TIFFSetField(tif, TIFFTAG_TILEWIDTH, 16); + assert( ret ); + ret = TIFFSetField(tif, TIFFTAG_TILELENGTH, 16); + assert( ret ); + } + else + { + ret = TIFFSetField(tif, TIFFTAG_ROWSPERSTRIP, 1); + assert(ret); + } + + ret = TIFFDeferStrileArrayWriting(tif); + assert(ret); + + ret = TIFFWriteCheck( tif, tiled, "test" ); + assert(ret); + + ret = TIFFWriteDirectory( tif ); + assert(ret); + + /* Create other directory */ + TIFFFreeDirectory( tif ); + TIFFCreateDirectory( tif ); + + ret = TIFFSetField( tif, TIFFTAG_SUBFILETYPE, FILETYPE_PAGE ); + assert(ret); + ret = TIFFSetField(tif, TIFFTAG_COMPRESSION, COMPRESSION_NONE); + assert(ret); + ret = TIFFSetField(tif, TIFFTAG_IMAGEWIDTH, 1); + assert(ret); + ret = TIFFSetField(tif, TIFFTAG_IMAGELENGTH, 1); + assert(ret); + ret = TIFFSetField(tif, TIFFTAG_BITSPERSAMPLE, 8); + assert(ret); + ret = TIFFSetField(tif, TIFFTAG_SAMPLESPERPIXEL, 1); + assert(ret); + ret = TIFFSetField(tif, TIFFTAG_PLANARCONFIG, PLANARCONFIG_CONTIG); + assert(ret); + ret = TIFFSetField(tif, TIFFTAG_ROWSPERSTRIP, 1); + assert(ret); + + ret = TIFFDeferStrileArrayWriting(tif); + assert(ret); + + ret = TIFFWriteCheck( tif, 0, "test" ); + assert(ret); + + ret = TIFFWriteDirectory( tif ); + assert(ret); + + /* Force writing of strile arrays */ + ret = TIFFSetDirectory( tif, 0 ); + assert(ret); + + ret = TIFFForceStrileArrayWriting(tif); + assert(ret); + + ret = TIFFSetDirectory( tif, 1 ); + assert(ret); + + ret = TIFFForceStrileArrayWriting(tif); + assert(ret); + + /* Now write data on frist directory */ + ret = TIFFSetDirectory( tif, 0 ); + assert(ret); + + if( tiled ) + { + int j; + for( j = 0; j < (height+15) / 16; j++ ) + { + unsigned char tilebuffer[256]; + memset(tilebuffer, (unsigned char)j, 256); + ret = TIFFWriteEncodedTile( tif, j, tilebuffer, 256 ); + assert(ret == 256); + } + } + else + { + for( i = 0; i < height; i++ ) + { + unsigned char c = (unsigned char)i; + ret = TIFFWriteEncodedStrip( tif, i, &c, 1 ); + assert(ret == 1); + + if( i == 1 && height > 100000 ) + i = height - 2; + } + } + + TIFFClose(tif); + + tif = TIFFOpen(filename, "r"); + if(!tif) + { + fprintf(stderr, "cannot open %s\n", filename); + return 1; + } + if( tiled ) + { + int j; + for( j = 0; j < (height+15) / 16; j++ ) + { + int retry; + for( retry = 0; retry < 2; retry++ ) + { + unsigned char tilebuffer[256]; + unsigned char expected_c = (unsigned char)j; + memset(tilebuffer,0, 256); + ret = TIFFReadEncodedTile( tif, j, tilebuffer, 256 ); + assert(ret == 256); + if( tilebuffer[0] != expected_c || + tilebuffer[255] != expected_c ) + { + fprintf(stderr, "unexpected value at tile %d: %d %d\n", + j, tilebuffer[0], tilebuffer[255]); + TIFFClose(tif); + return 1; + } + } + } + } + else + { + int j; + for( j = 0; j < height; j++ ) + { + int retry; + for( retry = 0; retry < 2; retry++ ) + { + unsigned char c = 0; + unsigned char expected_c = (unsigned char)j; + ret = TIFFReadEncodedStrip( tif, j, &c, 1 ); + assert(ret == 1); + if( c != expected_c ) + { + fprintf(stderr, "unexpected value at line %d: %d\n", + j, c); + TIFFClose(tif); + return 1; + } + } + } + } + + TIFFClose(tif); + + unlink(filename); + return 0; +} + +int +main() +{ + int tiled; + for( tiled = 0; tiled <= 1; tiled ++ ) + { + if( test("w", tiled, 1) ) + return 1; + if( test("w", tiled, 10) ) + return 1; + if( test("w8", tiled, 1) ) + return 1; + if( test("wD", tiled, 1) ) + return 1; + } + return 0; +} |