fife-parpg: ext/libpng-1.2.29/pngtest.c annotate

annotate ext/libpng-1.2.29/pngtest.c @ 298:07709bffab8f

*hope i fixed script-without-shebang part 3 the last one

author	LinuxDonald@33b003aa-7bff-0310-803a-e67f0ece8222
date	Sun, 05 Jul 2009 19:11:53 +0000
parents	4a0efb7baf70
children

rev	line source
0 4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	2 /* pngtest.c - a simple test program to test libpng
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	3 *
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	4 * Last changed in libpng 1.2.27 - [April 29, 2008]
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	5 * For conditions of distribution and use, see copyright notice in png.h
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	6 * Copyright (c) 1998-2008 Glenn Randers-Pehrson
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	7 * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	8 * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	9 *
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	10 * This program reads in a PNG image, writes it out again, and then
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	11 * compares the two files. If the files are identical, this shows that
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	12 * the basic chunk handling, filtering, and (de)compression code is working
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	13 * properly. It does not currently test all of the transforms, although
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	14 * it probably should.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	15 *
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	16 * The program will report "FAIL" in certain legitimate cases:
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	17 * 1) when the compression level or filter selection method is changed.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	18 * 2) when the maximum IDAT size (PNG_ZBUF_SIZE in pngconf.h) is not 8192.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	19 * 3) unknown unsafe-to-copy ancillary chunks or unknown critical chunks
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	20 * exist in the input file.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	21 * 4) others not listed here...
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	22 * In these cases, it is best to check with another tool such as "pngcheck"
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	23 * to see what the differences between the two files are.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	24 *
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	25 * If a filename is given on the command-line, then this file is used
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	26 * for the input, rather than the default "pngtest.png". This allows
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	27 * testing a wide variety of files easily. You can also test a number
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	28 * of files at once by typing "pngtest -m file1.png file2.png ..."
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	29 */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	30
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	31 #include "png.h"
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	32
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	33 #if defined(_WIN32_WCE)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	34 # if _WIN32_WCE < 211
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	35 __error__ (f\|w)printf functions are not supported on old WindowsCE.;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	36 # endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	37 # include <windows.h>
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	38 # include <stdlib.h>
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	39 # define READFILE(file, data, length, check) \
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	40 if (ReadFile(file, data, length, &check,NULL)) check = 0
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	41 # define WRITEFILE(file, data, length, check)) \
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	42 if (WriteFile(file, data, length, &check, NULL)) check = 0
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	43 # define FCLOSE(file) CloseHandle(file)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	44 #else
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	45 # include <stdio.h>
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	46 # include <stdlib.h>
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	47 # define READFILE(file, data, length, check) \
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	48 check=(png_size_t)fread(data,(png_size_t)1,length,file)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	49 # define WRITEFILE(file, data, length, check) \
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	50 check=(png_size_t)fwrite(data,(png_size_t)1, length, file)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	51 # define FCLOSE(file) fclose(file)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	52 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	53
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	54 #if defined(PNG_NO_STDIO)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	55 # if defined(_WIN32_WCE)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	56 typedef HANDLE png_FILE_p;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	57 # else
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	58 typedef FILE * png_FILE_p;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	59 # endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	60 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	61
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	62 /* Makes pngtest verbose so we can find problems (needs to be before png.h) */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	63 #ifndef PNG_DEBUG
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	64 # define PNG_DEBUG 0
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	65 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	66
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	67 #if !PNG_DEBUG
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	68 # define SINGLE_ROWBUF_ALLOC /* makes buffer overruns easier to nail */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	69 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	70
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	71 /* Turn on CPU timing
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	72 #define PNGTEST_TIMING
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	73 */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	74
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	75 #ifdef PNG_NO_FLOATING_POINT_SUPPORTED
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	76 #undef PNGTEST_TIMING
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	77 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	78
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	79 #ifdef PNGTEST_TIMING
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	80 static float t_start, t_stop, t_decode, t_encode, t_misc;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	81 #include <time.h>
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	82 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	83
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	84 #if defined(PNG_TIME_RFC1123_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	85 #define PNG_tIME_STRING_LENGTH 30
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	86 static int tIME_chunk_present=0;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	87 static char tIME_string[PNG_tIME_STRING_LENGTH] = "no tIME chunk present in file";
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	88 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	89
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	90 static int verbose = 0;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	91
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	92 int test_one_file PNGARG((PNG_CONST char inname, PNG_CONST char outname));
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	93
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	94 #ifdef __TURBOC__
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	95 #include <mem.h>
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	96 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	97
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	98 /* defined so I can write to a file on gui/windowing platforms */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	99 /* #define STDERR stderr */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	100 #define STDERR stdout /* for DOS */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	101
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	102 /* example of using row callbacks to make a simple progress meter */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	103 static int status_pass=1;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	104 static int status_dots_requested=0;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	105 static int status_dots=1;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	106
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	107 /* In case a system header (e.g., on AIX) defined jmpbuf */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	108 #ifdef jmpbuf
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	109 # undef jmpbuf
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	110 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	111
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	112 /* Define png_jmpbuf() in case we are using a pre-1.0.6 version of libpng */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	113 #ifndef png_jmpbuf
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	114 # define png_jmpbuf(png_ptr) png_ptr->jmpbuf
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	115 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	116
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	117 void
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	118 #ifdef PNG_1_0_X
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	119 PNGAPI
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	120 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	121 read_row_callback(png_structp png_ptr, png_uint_32 row_number, int pass);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	122 void
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	123 #ifdef PNG_1_0_X
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	124 PNGAPI
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	125 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	126 read_row_callback(png_structp png_ptr, png_uint_32 row_number, int pass)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	127 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	128 if(png_ptr == NULL \|\| row_number > PNG_UINT_31_MAX) return;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	129 if(status_pass != pass)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	130 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	131 fprintf(stdout,"\n Pass %d: ",pass);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	132 status_pass = pass;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	133 status_dots = 31;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	134 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	135 status_dots--;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	136 if(status_dots == 0)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	137 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	138 fprintf(stdout, "\n ");
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	139 status_dots=30;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	140 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	141 fprintf(stdout, "r");
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	142 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	143
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	144 void
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	145 #ifdef PNG_1_0_X
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	146 PNGAPI
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	147 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	148 write_row_callback(png_structp png_ptr, png_uint_32 row_number, int pass);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	149 void
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	150 #ifdef PNG_1_0_X
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	151 PNGAPI
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	152 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	153 write_row_callback(png_structp png_ptr, png_uint_32 row_number, int pass)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	154 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	155 if(png_ptr == NULL \|\| row_number > PNG_UINT_31_MAX \|\| pass > 7) return;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	156 fprintf(stdout, "w");
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	157 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	158
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	159
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	160 #if defined(PNG_READ_USER_TRANSFORM_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	161 /* Example of using user transform callback (we don't transform anything,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	162 but merely examine the row filters. We set this to 256 rather than
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	163 5 in case illegal filter values are present.) */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	164 static png_uint_32 filters_used[256];
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	165 void
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	166 #ifdef PNG_1_0_X
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	167 PNGAPI
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	168 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	169 count_filters(png_structp png_ptr, png_row_infop row_info, png_bytep data);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	170 void
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	171 #ifdef PNG_1_0_X
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	172 PNGAPI
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	173 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	174 count_filters(png_structp png_ptr, png_row_infop row_info, png_bytep data)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	175 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	176 if(png_ptr != NULL && row_info != NULL)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	177 ++filters_used[*(data-1)];
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	178 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	179 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	180
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	181 #if defined(PNG_WRITE_USER_TRANSFORM_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	182 /* example of using user transform callback (we don't transform anything,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	183 but merely count the zero samples) */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	184
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	185 static png_uint_32 zero_samples;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	186
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	187 void
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	188 #ifdef PNG_1_0_X
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	189 PNGAPI
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	190 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	191 count_zero_samples(png_structp png_ptr, png_row_infop row_info, png_bytep data);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	192 void
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	193 #ifdef PNG_1_0_X
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	194 PNGAPI
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	195 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	196 count_zero_samples(png_structp png_ptr, png_row_infop row_info, png_bytep data)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	197 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	198 png_bytep dp = data;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	199 if(png_ptr == NULL)return;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	200
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	201 /* contents of row_info:
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	202 * png_uint_32 width width of row
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	203 * png_uint_32 rowbytes number of bytes in row
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	204 * png_byte color_type color type of pixels
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	205 * png_byte bit_depth bit depth of samples
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	206 * png_byte channels number of channels (1-4)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	207 * png_byte pixel_depth bits per pixel (depth*channels)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	208 */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	209
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	210
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	211 /* counts the number of zero samples (or zero pixels if color_type is 3 */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	212
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	213 if(row_info->color_type == 0 \|\| row_info->color_type == 3)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	214 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	215 int pos=0;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	216 png_uint_32 n, nstop;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	217 for (n=0, nstop=row_info->width; n<nstop; n++)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	218 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	219 if(row_info->bit_depth == 1)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	220 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	221 if(((*dp << pos++ ) & 0x80) == 0) zero_samples++;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	222 if(pos == 8)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	223 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	224 pos = 0;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	225 dp++;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	226 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	227 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	228 if(row_info->bit_depth == 2)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	229 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	230 if(((*dp << (pos+=2)) & 0xc0) == 0) zero_samples++;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	231 if(pos == 8)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	232 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	233 pos = 0;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	234 dp++;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	235 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	236 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	237 if(row_info->bit_depth == 4)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	238 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	239 if(((*dp << (pos+=4)) & 0xf0) == 0) zero_samples++;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	240 if(pos == 8)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	241 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	242 pos = 0;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	243 dp++;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	244 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	245 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	246 if(row_info->bit_depth == 8)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	247 if(*dp++ == 0) zero_samples++;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	248 if(row_info->bit_depth == 16)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	249 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	250 if((dp \| (dp+1)) == 0) zero_samples++;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	251 dp+=2;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	252 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	253 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	254 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	255 else /* other color types */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	256 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	257 png_uint_32 n, nstop;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	258 int channel;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	259 int color_channels = row_info->channels;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	260 if(row_info->color_type > 3)color_channels--;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	261
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	262 for (n=0, nstop=row_info->width; n<nstop; n++)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	263 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	264 for (channel = 0; channel < color_channels; channel++)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	265 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	266 if(row_info->bit_depth == 8)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	267 if(*dp++ == 0) zero_samples++;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	268 if(row_info->bit_depth == 16)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	269 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	270 if((dp \| (dp+1)) == 0) zero_samples++;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	271 dp+=2;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	272 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	273 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	274 if(row_info->color_type > 3)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	275 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	276 dp++;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	277 if(row_info->bit_depth == 16)dp++;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	278 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	279 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	280 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	281 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	282 #endif /* PNG_WRITE_USER_TRANSFORM_SUPPORTED */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	283
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	284 static int wrote_question = 0;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	285
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	286 #if defined(PNG_NO_STDIO)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	287 /* START of code to validate stdio-free compilation */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	288 /* These copies of the default read/write functions come from pngrio.c and */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	289 /* pngwio.c. They allow "don't include stdio" testing of the library. */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	290 /* This is the function that does the actual reading of data. If you are
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	291 not reading from a standard C stream, you should create a replacement
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	292 read_data function and use it at run time with png_set_read_fn(), rather
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	293 than changing the library. */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	294
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	295 #ifndef USE_FAR_KEYWORD
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	296 static void
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	297 pngtest_read_data(png_structp png_ptr, png_bytep data, png_size_t length)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	298 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	299 png_size_t check;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	300
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	301 /* fread() returns 0 on error, so it is OK to store this in a png_size_t
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	302 * instead of an int, which is what fread() actually returns.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	303 */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	304 READFILE((png_FILE_p)png_ptr->io_ptr, data, length, check);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	305
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	306 if (check != length)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	307 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	308 png_error(png_ptr, "Read Error!");
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	309 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	310 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	311 #else
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	312 /* this is the model-independent version. Since the standard I/O library
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	313 can't handle far buffers in the medium and small models, we have to copy
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	314 the data.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	315 */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	316
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	317 #define NEAR_BUF_SIZE 1024
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	318 #define MIN(a,b) (a <= b ? a : b)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	319
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	320 static void
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	321 pngtest_read_data(png_structp png_ptr, png_bytep data, png_size_t length)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	322 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	323 int check;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	324 png_byte *n_data;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	325 png_FILE_p io_ptr;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	326
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	327 /* Check if data really is near. If so, use usual code. */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	328 n_data = (png_byte *)CVT_PTR_NOCHECK(data);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	329 io_ptr = (png_FILE_p)CVT_PTR(png_ptr->io_ptr);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	330 if ((png_bytep)n_data == data)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	331 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	332 READFILE(io_ptr, n_data, length, check);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	333 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	334 else
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	335 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	336 png_byte buf[NEAR_BUF_SIZE];
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	337 png_size_t read, remaining, err;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	338 check = 0;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	339 remaining = length;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	340 do
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	341 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	342 read = MIN(NEAR_BUF_SIZE, remaining);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	343 READFILE(io_ptr, buf, 1, err);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	344 png_memcpy(data, buf, read); /* copy far buffer to near buffer */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	345 if(err != read)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	346 break;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	347 else
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	348 check += err;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	349 data += read;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	350 remaining -= read;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	351 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	352 while (remaining != 0);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	353 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	354 if (check != length)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	355 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	356 png_error(png_ptr, "read Error");
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	357 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	358 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	359 #endif /* USE_FAR_KEYWORD */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	360
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	361 #if defined(PNG_WRITE_FLUSH_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	362 static void
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	363 pngtest_flush(png_structp png_ptr)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	364 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	365 #if !defined(_WIN32_WCE)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	366 png_FILE_p io_ptr;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	367 io_ptr = (png_FILE_p)CVT_PTR((png_ptr->io_ptr));
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	368 if (io_ptr != NULL)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	369 fflush(io_ptr);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	370 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	371 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	372 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	373
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	374 /* This is the function that does the actual writing of data. If you are
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	375 not writing to a standard C stream, you should create a replacement
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	376 write_data function and use it at run time with png_set_write_fn(), rather
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	377 than changing the library. */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	378 #ifndef USE_FAR_KEYWORD
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	379 static void
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	380 pngtest_write_data(png_structp png_ptr, png_bytep data, png_size_t length)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	381 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	382 png_uint_32 check;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	383
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	384 WRITEFILE((png_FILE_p)png_ptr->io_ptr, data, length, check);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	385 if (check != length)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	386 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	387 png_error(png_ptr, "Write Error");
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	388 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	389 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	390 #else
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	391 /* this is the model-independent version. Since the standard I/O library
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	392 can't handle far buffers in the medium and small models, we have to copy
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	393 the data.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	394 */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	395
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	396 #define NEAR_BUF_SIZE 1024
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	397 #define MIN(a,b) (a <= b ? a : b)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	398
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	399 static void
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	400 pngtest_write_data(png_structp png_ptr, png_bytep data, png_size_t length)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	401 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	402 png_uint_32 check;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	403 png_byte near_data; / Needs to be "png_byte " instead of "png_bytep" /
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	404 png_FILE_p io_ptr;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	405
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	406 /* Check if data really is near. If so, use usual code. */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	407 near_data = (png_byte *)CVT_PTR_NOCHECK(data);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	408 io_ptr = (png_FILE_p)CVT_PTR(png_ptr->io_ptr);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	409 if ((png_bytep)near_data == data)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	410 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	411 WRITEFILE(io_ptr, near_data, length, check);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	412 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	413 else
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	414 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	415 png_byte buf[NEAR_BUF_SIZE];
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	416 png_size_t written, remaining, err;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	417 check = 0;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	418 remaining = length;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	419 do
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	420 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	421 written = MIN(NEAR_BUF_SIZE, remaining);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	422 png_memcpy(buf, data, written); /* copy far buffer to near buffer */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	423 WRITEFILE(io_ptr, buf, written, err);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	424 if (err != written)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	425 break;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	426 else
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	427 check += err;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	428 data += written;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	429 remaining -= written;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	430 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	431 while (remaining != 0);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	432 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	433 if (check != length)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	434 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	435 png_error(png_ptr, "Write Error");
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	436 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	437 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	438 #endif /* USE_FAR_KEYWORD */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	439 #endif /* PNG_NO_STDIO */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	440 /* END of code to validate stdio-free compilation */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	441
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	442 /* This function is called when there is a warning, but the library thinks
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	443 * it can continue anyway. Replacement functions don't have to do anything
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	444 * here if you don't want to. In the default configuration, png_ptr is
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	445 * not used, but it is passed in case it may be useful.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	446 */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	447 static void
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	448 pngtest_warning(png_structp png_ptr, png_const_charp message)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	449 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	450 PNG_CONST char *name = "UNKNOWN (ERROR!)";
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	451 if (png_ptr != NULL && png_ptr->error_ptr != NULL)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	452 name = png_ptr->error_ptr;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	453 fprintf(STDERR, "%s: libpng warning: %s\n", name, message);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	454 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	455
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	456 /* This is the default error handling function. Note that replacements for
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	457 * this function MUST NOT RETURN, or the program will likely crash. This
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	458 * function is used by default, or if the program supplies NULL for the
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	459 * error function pointer in png_set_error_fn().
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	460 */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	461 static void
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	462 pngtest_error(png_structp png_ptr, png_const_charp message)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	463 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	464 pngtest_warning(png_ptr, message);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	465 /* We can return because png_error calls the default handler, which is
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	466 * actually OK in this case. */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	467 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	468
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	469 /* START of code to validate memory allocation and deallocation */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	470 #if defined(PNG_USER_MEM_SUPPORTED) && PNG_DEBUG
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	471
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	472 /* Allocate memory. For reasonable files, size should never exceed
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	473 64K. However, zlib may allocate more then 64K if you don't tell
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	474 it not to. See zconf.h and png.h for more information. zlib does
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	475 need to allocate exactly 64K, so whatever you call here must
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	476 have the ability to do that.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	477
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	478 This piece of code can be compiled to validate max 64K allocations
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	479 by setting MAXSEG_64K in zlib zconf.h or PNG_MAX_MALLOC_64K. */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	480 typedef struct memory_information
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	481 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	482 png_uint_32 size;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	483 png_voidp pointer;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	484 struct memory_information FAR *next;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	485 } memory_information;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	486 typedef memory_information FAR *memory_infop;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	487
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	488 static memory_infop pinformation = NULL;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	489 static int current_allocation = 0;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	490 static int maximum_allocation = 0;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	491 static int total_allocation = 0;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	492 static int num_allocations = 0;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	493
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	494 png_voidp png_debug_malloc PNGARG((png_structp png_ptr, png_uint_32 size));
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	495 void png_debug_free PNGARG((png_structp png_ptr, png_voidp ptr));
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	496
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	497 png_voidp
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	498 png_debug_malloc(png_structp png_ptr, png_uint_32 size)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	499 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	500
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	501 /* png_malloc has already tested for NULL; png_create_struct calls
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	502 png_debug_malloc directly, with png_ptr == NULL which is OK */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	503
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	504 if (size == 0)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	505 return (NULL);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	506
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	507 /* This calls the library allocator twice, once to get the requested
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	508 buffer and once to get a new free list entry. */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	509 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	510 /* Disable malloc_fn and free_fn */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	511 memory_infop pinfo;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	512 png_set_mem_fn(png_ptr, NULL, NULL, NULL);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	513 pinfo = (memory_infop)png_malloc(png_ptr,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	514 (png_uint_32)png_sizeof (*pinfo));
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	515 pinfo->size = size;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	516 current_allocation += size;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	517 total_allocation += size;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	518 num_allocations ++;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	519 if (current_allocation > maximum_allocation)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	520 maximum_allocation = current_allocation;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	521 pinfo->pointer = (png_voidp)png_malloc(png_ptr, size);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	522 /* Restore malloc_fn and free_fn */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	523 png_set_mem_fn(png_ptr, png_voidp_NULL, (png_malloc_ptr)png_debug_malloc,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	524 (png_free_ptr)png_debug_free);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	525 if (size != 0 && pinfo->pointer == NULL)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	526 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	527 current_allocation -= size;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	528 total_allocation -= size;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	529 png_error(png_ptr,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	530 "out of memory in pngtest->png_debug_malloc.");
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	531 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	532 pinfo->next = pinformation;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	533 pinformation = pinfo;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	534 /* Make sure the caller isn't assuming zeroed memory. */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	535 png_memset(pinfo->pointer, 0xdd, pinfo->size);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	536 if(verbose)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	537 printf("png_malloc %lu bytes at %x\n",(unsigned long)size,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	538 pinfo->pointer);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	539 return (png_voidp)(pinfo->pointer);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	540 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	541 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	542
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	543 /* Free a pointer. It is removed from the list at the same time. */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	544 void
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	545 png_debug_free(png_structp png_ptr, png_voidp ptr)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	546 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	547 if (png_ptr == NULL)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	548 fprintf(STDERR, "NULL pointer to png_debug_free.\n");
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	549 if (ptr == 0)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	550 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	551 #if 0 /* This happens all the time. */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	552 fprintf(STDERR, "WARNING: freeing NULL pointer\n");
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	553 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	554 return;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	555 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	556
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	557 /* Unlink the element from the list. */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	558 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	559 memory_infop FAR *ppinfo = &pinformation;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	560 for (;;)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	561 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	562 memory_infop pinfo = *ppinfo;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	563 if (pinfo->pointer == ptr)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	564 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	565 *ppinfo = pinfo->next;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	566 current_allocation -= pinfo->size;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	567 if (current_allocation < 0)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	568 fprintf(STDERR, "Duplicate free of memory\n");
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	569 /* We must free the list element too, but first kill
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	570 the memory that is to be freed. */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	571 png_memset(ptr, 0x55, pinfo->size);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	572 png_free_default(png_ptr, pinfo);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	573 pinfo=NULL;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	574 break;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	575 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	576 if (pinfo->next == NULL)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	577 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	578 fprintf(STDERR, "Pointer %x not found\n", (unsigned int)ptr);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	579 break;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	580 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	581 ppinfo = &pinfo->next;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	582 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	583 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	584
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	585 /* Finally free the data. */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	586 if(verbose)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	587 printf("Freeing %x\n",ptr);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	588 png_free_default(png_ptr, ptr);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	589 ptr=NULL;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	590 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	591 #endif /* PNG_USER_MEM_SUPPORTED && PNG_DEBUG */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	592 /* END of code to test memory allocation/deallocation */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	593
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	594 /* Test one file */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	595 int
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	596 test_one_file(PNG_CONST char inname, PNG_CONST char outname)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	597 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	598 static png_FILE_p fpin;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	599 static png_FILE_p fpout; /* "static" prevents setjmp corruption */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	600 png_structp read_ptr;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	601 png_infop read_info_ptr, end_info_ptr;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	602 #ifdef PNG_WRITE_SUPPORTED
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	603 png_structp write_ptr;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	604 png_infop write_info_ptr;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	605 png_infop write_end_info_ptr;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	606 #else
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	607 png_structp write_ptr = NULL;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	608 png_infop write_info_ptr = NULL;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	609 png_infop write_end_info_ptr = NULL;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	610 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	611 png_bytep row_buf;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	612 png_uint_32 y;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	613 png_uint_32 width, height;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	614 int num_pass, pass;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	615 int bit_depth, color_type;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	616 #ifdef PNG_SETJMP_SUPPORTED
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	617 #ifdef USE_FAR_KEYWORD
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	618 jmp_buf jmpbuf;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	619 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	620 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	621
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	622 #if defined(_WIN32_WCE)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	623 TCHAR path[MAX_PATH];
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	624 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	625 char inbuf[256], outbuf[256];
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	626
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	627 row_buf = NULL;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	628
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	629 #if defined(_WIN32_WCE)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	630 MultiByteToWideChar(CP_ACP, 0, inname, -1, path, MAX_PATH);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	631 if ((fpin = CreateFile(path, GENERIC_READ, 0, NULL, OPEN_EXISTING, 0, NULL)) == INVALID_HANDLE_VALUE)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	632 #else
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	633 if ((fpin = fopen(inname, "rb")) == NULL)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	634 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	635 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	636 fprintf(STDERR, "Could not find input file %s\n", inname);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	637 return (1);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	638 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	639
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	640 #if defined(_WIN32_WCE)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	641 MultiByteToWideChar(CP_ACP, 0, outname, -1, path, MAX_PATH);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	642 if ((fpout = CreateFile(path, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, 0, NULL)) == INVALID_HANDLE_VALUE)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	643 #else
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	644 if ((fpout = fopen(outname, "wb")) == NULL)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	645 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	646 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	647 fprintf(STDERR, "Could not open output file %s\n", outname);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	648 FCLOSE(fpin);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	649 return (1);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	650 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	651
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	652 png_debug(0, "Allocating read and write structures\n");
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	653 #if defined(PNG_USER_MEM_SUPPORTED) && PNG_DEBUG
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	654 read_ptr = png_create_read_struct_2(PNG_LIBPNG_VER_STRING, png_voidp_NULL,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	655 png_error_ptr_NULL, png_error_ptr_NULL, png_voidp_NULL,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	656 (png_malloc_ptr)png_debug_malloc, (png_free_ptr)png_debug_free);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	657 #else
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	658 read_ptr = png_create_read_struct(PNG_LIBPNG_VER_STRING, png_voidp_NULL,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	659 png_error_ptr_NULL, png_error_ptr_NULL);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	660 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	661 png_set_error_fn(read_ptr, (png_voidp)inname, pngtest_error,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	662 pngtest_warning);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	663 #ifdef PNG_WRITE_SUPPORTED
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	664 #if defined(PNG_USER_MEM_SUPPORTED) && PNG_DEBUG
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	665 write_ptr = png_create_write_struct_2(PNG_LIBPNG_VER_STRING, png_voidp_NULL,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	666 png_error_ptr_NULL, png_error_ptr_NULL, png_voidp_NULL,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	667 (png_malloc_ptr)png_debug_malloc, (png_free_ptr)png_debug_free);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	668 #else
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	669 write_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, png_voidp_NULL,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	670 png_error_ptr_NULL, png_error_ptr_NULL);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	671 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	672 png_set_error_fn(write_ptr, (png_voidp)inname, pngtest_error,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	673 pngtest_warning);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	674 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	675 png_debug(0, "Allocating read_info, write_info and end_info structures\n");
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	676 read_info_ptr = png_create_info_struct(read_ptr);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	677 end_info_ptr = png_create_info_struct(read_ptr);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	678 #ifdef PNG_WRITE_SUPPORTED
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	679 write_info_ptr = png_create_info_struct(write_ptr);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	680 write_end_info_ptr = png_create_info_struct(write_ptr);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	681 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	682
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	683 #ifdef PNG_SETJMP_SUPPORTED
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	684 png_debug(0, "Setting jmpbuf for read struct\n");
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	685 #ifdef USE_FAR_KEYWORD
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	686 if (setjmp(jmpbuf))
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	687 #else
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	688 if (setjmp(png_jmpbuf(read_ptr)))
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	689 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	690 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	691 fprintf(STDERR, "%s -> %s: libpng read error\n", inname, outname);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	692 png_free(read_ptr, row_buf);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	693 png_destroy_read_struct(&read_ptr, &read_info_ptr, &end_info_ptr);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	694 #ifdef PNG_WRITE_SUPPORTED
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	695 png_destroy_info_struct(write_ptr, &write_end_info_ptr);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	696 png_destroy_write_struct(&write_ptr, &write_info_ptr);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	697 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	698 FCLOSE(fpin);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	699 FCLOSE(fpout);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	700 return (1);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	701 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	702 #ifdef USE_FAR_KEYWORD
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	703 png_memcpy(png_jmpbuf(read_ptr),jmpbuf,png_sizeof(jmp_buf));
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	704 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	705
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	706 #ifdef PNG_WRITE_SUPPORTED
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	707 png_debug(0, "Setting jmpbuf for write struct\n");
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	708 #ifdef USE_FAR_KEYWORD
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	709 if (setjmp(jmpbuf))
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	710 #else
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	711 if (setjmp(png_jmpbuf(write_ptr)))
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	712 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	713 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	714 fprintf(STDERR, "%s -> %s: libpng write error\n", inname, outname);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	715 png_destroy_read_struct(&read_ptr, &read_info_ptr, &end_info_ptr);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	716 png_destroy_info_struct(write_ptr, &write_end_info_ptr);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	717 #ifdef PNG_WRITE_SUPPORTED
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	718 png_destroy_write_struct(&write_ptr, &write_info_ptr);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	719 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	720 FCLOSE(fpin);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	721 FCLOSE(fpout);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	722 return (1);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	723 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	724 #ifdef USE_FAR_KEYWORD
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	725 png_memcpy(png_jmpbuf(write_ptr),jmpbuf,png_sizeof(jmp_buf));
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	726 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	727 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	728 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	729
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	730 png_debug(0, "Initializing input and output streams\n");
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	731 #if !defined(PNG_NO_STDIO)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	732 png_init_io(read_ptr, fpin);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	733 # ifdef PNG_WRITE_SUPPORTED
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	734 png_init_io(write_ptr, fpout);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	735 # endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	736 #else
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	737 png_set_read_fn(read_ptr, (png_voidp)fpin, pngtest_read_data);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	738 # ifdef PNG_WRITE_SUPPORTED
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	739 png_set_write_fn(write_ptr, (png_voidp)fpout, pngtest_write_data,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	740 # if defined(PNG_WRITE_FLUSH_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	741 pngtest_flush);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	742 # else
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	743 NULL);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	744 # endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	745 # endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	746 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	747 if(status_dots_requested == 1)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	748 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	749 #ifdef PNG_WRITE_SUPPORTED
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	750 png_set_write_status_fn(write_ptr, write_row_callback);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	751 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	752 png_set_read_status_fn(read_ptr, read_row_callback);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	753 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	754 else
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	755 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	756 #ifdef PNG_WRITE_SUPPORTED
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	757 png_set_write_status_fn(write_ptr, png_write_status_ptr_NULL);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	758 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	759 png_set_read_status_fn(read_ptr, png_read_status_ptr_NULL);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	760 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	761
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	762 #if defined(PNG_READ_USER_TRANSFORM_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	763 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	764 int i;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	765 for(i=0; i<256; i++)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	766 filters_used[i]=0;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	767 png_set_read_user_transform_fn(read_ptr, count_filters);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	768 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	769 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	770 #if defined(PNG_WRITE_USER_TRANSFORM_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	771 zero_samples=0;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	772 png_set_write_user_transform_fn(write_ptr, count_zero_samples);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	773 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	774
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	775 #if defined(PNG_READ_UNKNOWN_CHUNKS_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	776 # ifndef PNG_HANDLE_CHUNK_ALWAYS
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	777 # define PNG_HANDLE_CHUNK_ALWAYS 3
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	778 # endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	779 png_set_keep_unknown_chunks(read_ptr, PNG_HANDLE_CHUNK_ALWAYS,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	780 png_bytep_NULL, 0);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	781 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	782 #if defined(PNG_WRITE_UNKNOWN_CHUNKS_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	783 # ifndef PNG_HANDLE_CHUNK_IF_SAFE
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	784 # define PNG_HANDLE_CHUNK_IF_SAFE 2
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	785 # endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	786 png_set_keep_unknown_chunks(write_ptr, PNG_HANDLE_CHUNK_IF_SAFE,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	787 png_bytep_NULL, 0);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	788 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	789
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	790 png_debug(0, "Reading info struct\n");
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	791 png_read_info(read_ptr, read_info_ptr);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	792
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	793 png_debug(0, "Transferring info struct\n");
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	794 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	795 int interlace_type, compression_type, filter_type;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	796
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	797 if (png_get_IHDR(read_ptr, read_info_ptr, &width, &height, &bit_depth,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	798 &color_type, &interlace_type, &compression_type, &filter_type))
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	799 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	800 png_set_IHDR(write_ptr, write_info_ptr, width, height, bit_depth,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	801 #if defined(PNG_WRITE_INTERLACING_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	802 color_type, interlace_type, compression_type, filter_type);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	803 #else
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	804 color_type, PNG_INTERLACE_NONE, compression_type, filter_type);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	805 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	806 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	807 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	808 #if defined(PNG_FIXED_POINT_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	809 #if defined(PNG_cHRM_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	810 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	811 png_fixed_point white_x, white_y, red_x, red_y, green_x, green_y, blue_x,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	812 blue_y;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	813 if (png_get_cHRM_fixed(read_ptr, read_info_ptr, &white_x, &white_y, &red_x,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	814 &red_y, &green_x, &green_y, &blue_x, &blue_y))
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	815 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	816 png_set_cHRM_fixed(write_ptr, write_info_ptr, white_x, white_y, red_x,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	817 red_y, green_x, green_y, blue_x, blue_y);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	818 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	819 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	820 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	821 #if defined(PNG_gAMA_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	822 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	823 png_fixed_point gamma;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	824
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	825 if (png_get_gAMA_fixed(read_ptr, read_info_ptr, &gamma))
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	826 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	827 png_set_gAMA_fixed(write_ptr, write_info_ptr, gamma);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	828 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	829 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	830 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	831 #else /* Use floating point versions */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	832 #if defined(PNG_FLOATING_POINT_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	833 #if defined(PNG_cHRM_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	834 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	835 double white_x, white_y, red_x, red_y, green_x, green_y, blue_x,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	836 blue_y;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	837 if (png_get_cHRM(read_ptr, read_info_ptr, &white_x, &white_y, &red_x,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	838 &red_y, &green_x, &green_y, &blue_x, &blue_y))
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	839 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	840 png_set_cHRM(write_ptr, write_info_ptr, white_x, white_y, red_x,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	841 red_y, green_x, green_y, blue_x, blue_y);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	842 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	843 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	844 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	845 #if defined(PNG_gAMA_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	846 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	847 double gamma;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	848
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	849 if (png_get_gAMA(read_ptr, read_info_ptr, &gamma))
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	850 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	851 png_set_gAMA(write_ptr, write_info_ptr, gamma);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	852 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	853 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	854 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	855 #endif /* floating point */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	856 #endif /* fixed point */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	857 #if defined(PNG_iCCP_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	858 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	859 png_charp name;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	860 png_charp profile;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	861 png_uint_32 proflen;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	862 int compression_type;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	863
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	864 if (png_get_iCCP(read_ptr, read_info_ptr, &name, &compression_type,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	865 &profile, &proflen))
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	866 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	867 png_set_iCCP(write_ptr, write_info_ptr, name, compression_type,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	868 profile, proflen);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	869 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	870 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	871 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	872 #if defined(PNG_sRGB_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	873 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	874 int intent;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	875
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	876 if (png_get_sRGB(read_ptr, read_info_ptr, &intent))
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	877 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	878 png_set_sRGB(write_ptr, write_info_ptr, intent);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	879 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	880 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	881 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	882 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	883 png_colorp palette;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	884 int num_palette;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	885
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	886 if (png_get_PLTE(read_ptr, read_info_ptr, &palette, &num_palette))
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	887 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	888 png_set_PLTE(write_ptr, write_info_ptr, palette, num_palette);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	889 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	890 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	891 #if defined(PNG_bKGD_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	892 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	893 png_color_16p background;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	894
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	895 if (png_get_bKGD(read_ptr, read_info_ptr, &background))
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	896 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	897 png_set_bKGD(write_ptr, write_info_ptr, background);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	898 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	899 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	900 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	901 #if defined(PNG_hIST_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	902 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	903 png_uint_16p hist;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	904
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	905 if (png_get_hIST(read_ptr, read_info_ptr, &hist))
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	906 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	907 png_set_hIST(write_ptr, write_info_ptr, hist);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	908 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	909 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	910 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	911 #if defined(PNG_oFFs_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	912 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	913 png_int_32 offset_x, offset_y;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	914 int unit_type;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	915
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	916 if (png_get_oFFs(read_ptr, read_info_ptr,&offset_x,&offset_y,&unit_type))
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	917 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	918 png_set_oFFs(write_ptr, write_info_ptr, offset_x, offset_y, unit_type);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	919 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	920 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	921 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	922 #if defined(PNG_pCAL_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	923 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	924 png_charp purpose, units;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	925 png_charpp params;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	926 png_int_32 X0, X1;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	927 int type, nparams;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	928
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	929 if (png_get_pCAL(read_ptr, read_info_ptr, &purpose, &X0, &X1, &type,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	930 &nparams, &units, &params))
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	931 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	932 png_set_pCAL(write_ptr, write_info_ptr, purpose, X0, X1, type,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	933 nparams, units, params);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	934 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	935 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	936 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	937 #if defined(PNG_pHYs_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	938 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	939 png_uint_32 res_x, res_y;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	940 int unit_type;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	941
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	942 if (png_get_pHYs(read_ptr, read_info_ptr, &res_x, &res_y, &unit_type))
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	943 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	944 png_set_pHYs(write_ptr, write_info_ptr, res_x, res_y, unit_type);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	945 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	946 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	947 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	948 #if defined(PNG_sBIT_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	949 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	950 png_color_8p sig_bit;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	951
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	952 if (png_get_sBIT(read_ptr, read_info_ptr, &sig_bit))
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	953 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	954 png_set_sBIT(write_ptr, write_info_ptr, sig_bit);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	955 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	956 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	957 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	958 #if defined(PNG_sCAL_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	959 #ifdef PNG_FLOATING_POINT_SUPPORTED
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	960 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	961 int unit;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	962 double scal_width, scal_height;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	963
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	964 if (png_get_sCAL(read_ptr, read_info_ptr, &unit, &scal_width,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	965 &scal_height))
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	966 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	967 png_set_sCAL(write_ptr, write_info_ptr, unit, scal_width, scal_height);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	968 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	969 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	970 #else
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	971 #ifdef PNG_FIXED_POINT_SUPPORTED
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	972 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	973 int unit;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	974 png_charp scal_width, scal_height;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	975
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	976 if (png_get_sCAL_s(read_ptr, read_info_ptr, &unit, &scal_width,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	977 &scal_height))
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	978 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	979 png_set_sCAL_s(write_ptr, write_info_ptr, unit, scal_width, scal_height);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	980 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	981 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	982 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	983 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	984 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	985 #if defined(PNG_TEXT_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	986 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	987 png_textp text_ptr;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	988 int num_text;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	989
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	990 if (png_get_text(read_ptr, read_info_ptr, &text_ptr, &num_text) > 0)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	991 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	992 png_debug1(0, "Handling %d iTXt/tEXt/zTXt chunks\n", num_text);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	993 png_set_text(write_ptr, write_info_ptr, text_ptr, num_text);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	994 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	995 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	996 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	997 #if defined(PNG_tIME_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	998 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	999 png_timep mod_time;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1000
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1001 if (png_get_tIME(read_ptr, read_info_ptr, &mod_time))
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1002 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1003 png_set_tIME(write_ptr, write_info_ptr, mod_time);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1004 #if defined(PNG_TIME_RFC1123_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1005 /* we have to use png_memcpy instead of "=" because the string
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1006 pointed to by png_convert_to_rfc1123() gets free'ed before
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1007 we use it */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1008 png_memcpy(tIME_string,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1009 png_convert_to_rfc1123(read_ptr, mod_time),
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1010 png_sizeof(tIME_string));
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1011 tIME_string[png_sizeof(tIME_string)-1] = '\0';
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1012 tIME_chunk_present++;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1013 #endif /* PNG_TIME_RFC1123_SUPPORTED */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1014 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1015 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1016 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1017 #if defined(PNG_tRNS_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1018 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1019 png_bytep trans;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1020 int num_trans;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1021 png_color_16p trans_values;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1022
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1023 if (png_get_tRNS(read_ptr, read_info_ptr, &trans, &num_trans,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1024 &trans_values))
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1025 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1026 int sample_max = (1 << read_info_ptr->bit_depth);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1027 /* libpng doesn't reject a tRNS chunk with out-of-range samples */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1028 if (!((read_info_ptr->color_type == PNG_COLOR_TYPE_GRAY &&
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1029 (int)trans_values->gray > sample_max) \|\|
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1030 (read_info_ptr->color_type == PNG_COLOR_TYPE_RGB &&
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1031 ((int)trans_values->red > sample_max \|\|
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1032 (int)trans_values->green > sample_max \|\|
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1033 (int)trans_values->blue > sample_max))))
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1034 png_set_tRNS(write_ptr, write_info_ptr, trans, num_trans,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1035 trans_values);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1036 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1037 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1038 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1039 #if defined(PNG_WRITE_UNKNOWN_CHUNKS_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1040 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1041 png_unknown_chunkp unknowns;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1042 int num_unknowns = (int)png_get_unknown_chunks(read_ptr, read_info_ptr,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1043 &unknowns);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1044 if (num_unknowns)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1045 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1046 png_size_t i;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1047 png_set_unknown_chunks(write_ptr, write_info_ptr, unknowns,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1048 num_unknowns);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1049 /* copy the locations from the read_info_ptr. The automatically
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1050 generated locations in write_info_ptr are wrong because we
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1051 haven't written anything yet */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1052 for (i = 0; i < (png_size_t)num_unknowns; i++)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1053 png_set_unknown_chunk_location(write_ptr, write_info_ptr, i,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1054 unknowns[i].location);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1055 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1056 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1057 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1058
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1059 #ifdef PNG_WRITE_SUPPORTED
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1060 png_debug(0, "\nWriting info struct\n");
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1061
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1062 /* If we wanted, we could write info in two steps:
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1063 png_write_info_before_PLTE(write_ptr, write_info_ptr);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1064 */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1065 png_write_info(write_ptr, write_info_ptr);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1066 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1067
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1068 #ifdef SINGLE_ROWBUF_ALLOC
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1069 png_debug(0, "\nAllocating row buffer...");
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1070 row_buf = (png_bytep)png_malloc(read_ptr,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1071 png_get_rowbytes(read_ptr, read_info_ptr));
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1072 png_debug1(0, "0x%08lx\n\n", (unsigned long)row_buf);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1073 #endif /* SINGLE_ROWBUF_ALLOC */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1074 png_debug(0, "Writing row data\n");
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1075
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1076 #if defined(PNG_READ_INTERLACING_SUPPORTED) \|\| \
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1077 defined(PNG_WRITE_INTERLACING_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1078 num_pass = png_set_interlace_handling(read_ptr);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1079 # ifdef PNG_WRITE_SUPPORTED
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1080 png_set_interlace_handling(write_ptr);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1081 # endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1082 #else
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1083 num_pass=1;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1084 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1085
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1086 #ifdef PNGTEST_TIMING
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1087 t_stop = (float)clock();
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1088 t_misc += (t_stop - t_start);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1089 t_start = t_stop;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1090 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1091 for (pass = 0; pass < num_pass; pass++)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1092 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1093 png_debug1(0, "Writing row data for pass %d\n",pass);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1094 for (y = 0; y < height; y++)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1095 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1096 #ifndef SINGLE_ROWBUF_ALLOC
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1097 png_debug2(0, "\nAllocating row buffer (pass %d, y = %ld)...", pass,y);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1098 row_buf = (png_bytep)png_malloc(read_ptr,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1099 png_get_rowbytes(read_ptr, read_info_ptr));
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1100 png_debug2(0, "0x%08lx (%ld bytes)\n", (unsigned long)row_buf,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1101 png_get_rowbytes(read_ptr, read_info_ptr));
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1102 #endif /* !SINGLE_ROWBUF_ALLOC */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1103 png_read_rows(read_ptr, (png_bytepp)&row_buf, png_bytepp_NULL, 1);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1104
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1105 #ifdef PNG_WRITE_SUPPORTED
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1106 #ifdef PNGTEST_TIMING
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1107 t_stop = (float)clock();
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1108 t_decode += (t_stop - t_start);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1109 t_start = t_stop;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1110 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1111 png_write_rows(write_ptr, (png_bytepp)&row_buf, 1);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1112 #ifdef PNGTEST_TIMING
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1113 t_stop = (float)clock();
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1114 t_encode += (t_stop - t_start);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1115 t_start = t_stop;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1116 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1117 #endif /* PNG_WRITE_SUPPORTED */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1118
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1119 #ifndef SINGLE_ROWBUF_ALLOC
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1120 png_debug2(0, "Freeing row buffer (pass %d, y = %ld)\n\n", pass, y);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1121 png_free(read_ptr, row_buf);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1122 #endif /* !SINGLE_ROWBUF_ALLOC */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1123 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1124 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1125
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1126 #if defined(PNG_READ_UNKNOWN_CHUNKS_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1127 png_free_data(read_ptr, read_info_ptr, PNG_FREE_UNKN, -1);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1128 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1129 #if defined(PNG_WRITE_UNKNOWN_CHUNKS_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1130 png_free_data(write_ptr, write_info_ptr, PNG_FREE_UNKN, -1);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1131 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1132
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1133 png_debug(0, "Reading and writing end_info data\n");
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1134
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1135 png_read_end(read_ptr, end_info_ptr);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1136 #if defined(PNG_TEXT_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1137 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1138 png_textp text_ptr;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1139 int num_text;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1140
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1141 if (png_get_text(read_ptr, end_info_ptr, &text_ptr, &num_text) > 0)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1142 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1143 png_debug1(0, "Handling %d iTXt/tEXt/zTXt chunks\n", num_text);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1144 png_set_text(write_ptr, write_end_info_ptr, text_ptr, num_text);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1145 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1146 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1147 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1148 #if defined(PNG_tIME_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1149 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1150 png_timep mod_time;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1151
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1152 if (png_get_tIME(read_ptr, end_info_ptr, &mod_time))
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1153 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1154 png_set_tIME(write_ptr, write_end_info_ptr, mod_time);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1155 #if defined(PNG_TIME_RFC1123_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1156 /* we have to use png_memcpy instead of "=" because the string
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1157 pointed to by png_convert_to_rfc1123() gets free'ed before
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1158 we use it */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1159 png_memcpy(tIME_string,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1160 png_convert_to_rfc1123(read_ptr, mod_time),
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1161 png_sizeof(tIME_string));
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1162 tIME_string[png_sizeof(tIME_string)-1] = '\0';
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1163 tIME_chunk_present++;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1164 #endif /* PNG_TIME_RFC1123_SUPPORTED */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1165 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1166 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1167 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1168 #if defined(PNG_WRITE_UNKNOWN_CHUNKS_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1169 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1170 png_unknown_chunkp unknowns;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1171 int num_unknowns;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1172 num_unknowns = (int)png_get_unknown_chunks(read_ptr, end_info_ptr,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1173 &unknowns);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1174 if (num_unknowns)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1175 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1176 png_size_t i;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1177 png_set_unknown_chunks(write_ptr, write_end_info_ptr, unknowns,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1178 num_unknowns);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1179 /* copy the locations from the read_info_ptr. The automatically
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1180 generated locations in write_end_info_ptr are wrong because we
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1181 haven't written the end_info yet */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1182 for (i = 0; i < (png_size_t)num_unknowns; i++)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1183 png_set_unknown_chunk_location(write_ptr, write_end_info_ptr, i,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1184 unknowns[i].location);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1185 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1186 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1187 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1188 #ifdef PNG_WRITE_SUPPORTED
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1189 png_write_end(write_ptr, write_end_info_ptr);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1190 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1191
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1192 #ifdef PNG_EASY_ACCESS_SUPPORTED
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1193 if(verbose)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1194 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1195 png_uint_32 iwidth, iheight;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1196 iwidth = png_get_image_width(write_ptr, write_info_ptr);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1197 iheight = png_get_image_height(write_ptr, write_info_ptr);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1198 fprintf(STDERR, "Image width = %lu, height = %lu\n",
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1199 (unsigned long)iwidth, (unsigned long)iheight);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1200 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1201 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1202
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1203 png_debug(0, "Destroying data structs\n");
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1204 #ifdef SINGLE_ROWBUF_ALLOC
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1205 png_debug(1, "destroying row_buf for read_ptr\n");
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1206 png_free(read_ptr, row_buf);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1207 row_buf=NULL;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1208 #endif /* SINGLE_ROWBUF_ALLOC */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1209 png_debug(1, "destroying read_ptr, read_info_ptr, end_info_ptr\n");
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1210 png_destroy_read_struct(&read_ptr, &read_info_ptr, &end_info_ptr);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1211 #ifdef PNG_WRITE_SUPPORTED
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1212 png_debug(1, "destroying write_end_info_ptr\n");
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1213 png_destroy_info_struct(write_ptr, &write_end_info_ptr);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1214 png_debug(1, "destroying write_ptr, write_info_ptr\n");
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1215 png_destroy_write_struct(&write_ptr, &write_info_ptr);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1216 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1217 png_debug(0, "Destruction complete.\n");
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1218
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1219 FCLOSE(fpin);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1220 FCLOSE(fpout);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1221
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1222 png_debug(0, "Opening files for comparison\n");
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1223 #if defined(_WIN32_WCE)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1224 MultiByteToWideChar(CP_ACP, 0, inname, -1, path, MAX_PATH);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1225 if ((fpin = CreateFile(path, GENERIC_READ, 0, NULL, OPEN_EXISTING, 0, NULL)) == INVALID_HANDLE_VALUE)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1226 #else
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1227 if ((fpin = fopen(inname, "rb")) == NULL)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1228 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1229 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1230 fprintf(STDERR, "Could not find file %s\n", inname);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1231 return (1);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1232 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1233
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1234 #if defined(_WIN32_WCE)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1235 MultiByteToWideChar(CP_ACP, 0, outname, -1, path, MAX_PATH);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1236 if ((fpout = CreateFile(path, GENERIC_READ, 0, NULL, OPEN_EXISTING, 0, NULL)) == INVALID_HANDLE_VALUE)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1237 #else
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1238 if ((fpout = fopen(outname, "rb")) == NULL)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1239 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1240 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1241 fprintf(STDERR, "Could not find file %s\n", outname);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1242 FCLOSE(fpin);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1243 return (1);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1244 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1245
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1246 for(;;)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1247 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1248 png_size_t num_in, num_out;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1249
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1250 READFILE(fpin, inbuf, 1, num_in);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1251 READFILE(fpout, outbuf, 1, num_out);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1252
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1253 if (num_in != num_out)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1254 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1255 fprintf(STDERR, "\nFiles %s and %s are of a different size\n",
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1256 inname, outname);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1257 if(wrote_question == 0)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1258 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1259 fprintf(STDERR,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1260 " Was %s written with the same maximum IDAT chunk size (%d bytes),",
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1261 inname,PNG_ZBUF_SIZE);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1262 fprintf(STDERR,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1263 "\n filtering heuristic (libpng default), compression");
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1264 fprintf(STDERR,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1265 " level (zlib default),\n and zlib version (%s)?\n\n",
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1266 ZLIB_VERSION);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1267 wrote_question=1;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1268 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1269 FCLOSE(fpin);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1270 FCLOSE(fpout);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1271 return (0);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1272 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1273
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1274 if (!num_in)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1275 break;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1276
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1277 if (png_memcmp(inbuf, outbuf, num_in))
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1278 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1279 fprintf(STDERR, "\nFiles %s and %s are different\n", inname, outname);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1280 if(wrote_question == 0)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1281 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1282 fprintf(STDERR,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1283 " Was %s written with the same maximum IDAT chunk size (%d bytes),",
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1284 inname,PNG_ZBUF_SIZE);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1285 fprintf(STDERR,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1286 "\n filtering heuristic (libpng default), compression");
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1287 fprintf(STDERR,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1288 " level (zlib default),\n and zlib version (%s)?\n\n",
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1289 ZLIB_VERSION);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1290 wrote_question=1;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1291 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1292 FCLOSE(fpin);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1293 FCLOSE(fpout);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1294 return (0);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1295 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1296 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1297
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1298 FCLOSE(fpin);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1299 FCLOSE(fpout);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1300
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1301 return (0);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1302 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1303
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1304 /* input and output filenames */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1305 #ifdef RISCOS
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1306 static PNG_CONST char *inname = "pngtest/png";
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1307 static PNG_CONST char *outname = "pngout/png";
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1308 #else
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1309 static PNG_CONST char *inname = "pngtest.png";
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1310 static PNG_CONST char *outname = "pngout.png";
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1311 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1312
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1313 int
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1314 main(int argc, char *argv[])
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1315 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1316 int multiple = 0;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1317 int ierror = 0;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1318
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1319 fprintf(STDERR, "Testing libpng version %s\n", PNG_LIBPNG_VER_STRING);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1320 fprintf(STDERR, " with zlib version %s\n", ZLIB_VERSION);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1321 fprintf(STDERR,"%s",png_get_copyright(NULL));
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1322 /* Show the version of libpng used in building the library */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1323 fprintf(STDERR," library (%lu):%s",
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1324 (unsigned long)png_access_version_number(),
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1325 png_get_header_version(NULL));
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1326 /* Show the version of libpng used in building the application */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1327 fprintf(STDERR," pngtest (%lu):%s", (unsigned long)PNG_LIBPNG_VER,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1328 PNG_HEADER_VERSION_STRING);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1329 fprintf(STDERR," png_sizeof(png_struct)=%ld, png_sizeof(png_info)=%ld\n",
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1330 (long)png_sizeof(png_struct), (long)png_sizeof(png_info));
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1331
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1332 /* Do some consistency checking on the memory allocation settings, I'm
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1333 not sure this matters, but it is nice to know, the first of these
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1334 tests should be impossible because of the way the macros are set
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1335 in pngconf.h */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1336 #if defined(MAXSEG_64K) && !defined(PNG_MAX_MALLOC_64K)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1337 fprintf(STDERR, " NOTE: Zlib compiled for max 64k, libpng not\n");
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1338 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1339 /* I think the following can happen. */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1340 #if !defined(MAXSEG_64K) && defined(PNG_MAX_MALLOC_64K)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1341 fprintf(STDERR, " NOTE: libpng compiled for max 64k, zlib not\n");
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1342 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1343
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1344 if (strcmp(png_libpng_ver, PNG_LIBPNG_VER_STRING))
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1345 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1346 fprintf(STDERR,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1347 "Warning: versions are different between png.h and png.c\n");
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1348 fprintf(STDERR, " png.h version: %s\n", PNG_LIBPNG_VER_STRING);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1349 fprintf(STDERR, " png.c version: %s\n\n", png_libpng_ver);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1350 ++ierror;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1351 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1352
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1353 if (argc > 1)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1354 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1355 if (strcmp(argv[1], "-m") == 0)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1356 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1357 multiple = 1;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1358 status_dots_requested = 0;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1359 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1360 else if (strcmp(argv[1], "-mv") == 0 \|\|
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1361 strcmp(argv[1], "-vm") == 0 )
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1362 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1363 multiple = 1;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1364 verbose = 1;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1365 status_dots_requested = 1;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1366 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1367 else if (strcmp(argv[1], "-v") == 0)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1368 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1369 verbose = 1;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1370 status_dots_requested = 1;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1371 inname = argv[2];
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1372 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1373 else
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1374 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1375 inname = argv[1];
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1376 status_dots_requested = 0;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1377 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1378 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1379
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1380 if (!multiple && argc == 3+verbose)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1381 outname = argv[2+verbose];
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1382
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1383 if ((!multiple && argc > 3+verbose) \|\| (multiple && argc < 2))
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1384 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1385 fprintf(STDERR,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1386 "usage: %s [infile.png] [outfile.png]\n\t%s -m {infile.png}\n",
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1387 argv[0], argv[0]);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1388 fprintf(STDERR,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1389 " reads/writes one PNG file (without -m) or multiple files (-m)\n");
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1390 fprintf(STDERR,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1391 " with -m %s is used as a temporary file\n", outname);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1392 exit(1);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1393 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1394
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1395 if (multiple)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1396 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1397 int i;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1398 #if defined(PNG_USER_MEM_SUPPORTED) && PNG_DEBUG
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1399 int allocation_now = current_allocation;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1400 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1401 for (i=2; i<argc; ++i)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1402 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1403 #if defined(PNG_READ_USER_TRANSFORM_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1404 int k;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1405 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1406 int kerror;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1407 fprintf(STDERR, "Testing %s:",argv[i]);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1408 kerror = test_one_file(argv[i], outname);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1409 if (kerror == 0)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1410 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1411 #if defined(PNG_WRITE_USER_TRANSFORM_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1412 fprintf(STDERR, "\n PASS (%lu zero samples)\n",
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1413 (unsigned long)zero_samples);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1414 #else
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1415 fprintf(STDERR, " PASS\n");
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1416 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1417 #if defined(PNG_READ_USER_TRANSFORM_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1418 for (k=0; k<256; k++)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1419 if(filters_used[k])
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1420 fprintf(STDERR, " Filter %d was used %lu times\n",
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1421 k,(unsigned long)filters_used[k]);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1422 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1423 #if defined(PNG_TIME_RFC1123_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1424 if(tIME_chunk_present != 0)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1425 fprintf(STDERR, " tIME = %s\n",tIME_string);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1426 tIME_chunk_present = 0;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1427 #endif /* PNG_TIME_RFC1123_SUPPORTED */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1428 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1429 else
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1430 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1431 fprintf(STDERR, " FAIL\n");
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1432 ierror += kerror;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1433 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1434 #if defined(PNG_USER_MEM_SUPPORTED) && PNG_DEBUG
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1435 if (allocation_now != current_allocation)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1436 fprintf(STDERR, "MEMORY ERROR: %d bytes lost\n",
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1437 current_allocation-allocation_now);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1438 if (current_allocation != 0)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1439 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1440 memory_infop pinfo = pinformation;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1441
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1442 fprintf(STDERR, "MEMORY ERROR: %d bytes still allocated\n",
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1443 current_allocation);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1444 while (pinfo != NULL)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1445 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1446 fprintf(STDERR, " %lu bytes at %x\n", (unsigned long)pinfo->size,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1447 (unsigned int) pinfo->pointer);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1448 pinfo = pinfo->next;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1449 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1450 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1451 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1452 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1453 #if defined(PNG_USER_MEM_SUPPORTED) && PNG_DEBUG
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1454 fprintf(STDERR, " Current memory allocation: %10d bytes\n",
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1455 current_allocation);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1456 fprintf(STDERR, " Maximum memory allocation: %10d bytes\n",
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1457 maximum_allocation);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1458 fprintf(STDERR, " Total memory allocation: %10d bytes\n",
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1459 total_allocation);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1460 fprintf(STDERR, " Number of allocations: %10d\n",
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1461 num_allocations);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1462 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1463 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1464 else
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1465 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1466 int i;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1467 for (i=0; i<3; ++i)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1468 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1469 int kerror;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1470 #if defined(PNG_USER_MEM_SUPPORTED) && PNG_DEBUG
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1471 int allocation_now = current_allocation;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1472 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1473 if (i == 1) status_dots_requested = 1;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1474 else if(verbose == 0)status_dots_requested = 0;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1475 if (i == 0 \|\| verbose == 1 \|\| ierror != 0)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1476 fprintf(STDERR, "Testing %s:",inname);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1477 kerror = test_one_file(inname, outname);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1478 if(kerror == 0)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1479 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1480 if(verbose == 1 \|\| i == 2)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1481 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1482 #if defined(PNG_READ_USER_TRANSFORM_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1483 int k;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1484 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1485 #if defined(PNG_WRITE_USER_TRANSFORM_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1486 fprintf(STDERR, "\n PASS (%lu zero samples)\n",
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1487 (unsigned long)zero_samples);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1488 #else
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1489 fprintf(STDERR, " PASS\n");
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1490 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1491 #if defined(PNG_READ_USER_TRANSFORM_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1492 for (k=0; k<256; k++)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1493 if(filters_used[k])
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1494 fprintf(STDERR, " Filter %d was used %lu times\n",
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1495 k,(unsigned long)filters_used[k]);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1496 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1497 #if defined(PNG_TIME_RFC1123_SUPPORTED)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1498 if(tIME_chunk_present != 0)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1499 fprintf(STDERR, " tIME = %s\n",tIME_string);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1500 #endif /* PNG_TIME_RFC1123_SUPPORTED */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1501 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1502 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1503 else
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1504 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1505 if(verbose == 0 && i != 2)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1506 fprintf(STDERR, "Testing %s:",inname);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1507 fprintf(STDERR, " FAIL\n");
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1508 ierror += kerror;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1509 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1510 #if defined(PNG_USER_MEM_SUPPORTED) && PNG_DEBUG
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1511 if (allocation_now != current_allocation)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1512 fprintf(STDERR, "MEMORY ERROR: %d bytes lost\n",
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1513 current_allocation-allocation_now);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1514 if (current_allocation != 0)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1515 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1516 memory_infop pinfo = pinformation;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1517
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1518 fprintf(STDERR, "MEMORY ERROR: %d bytes still allocated\n",
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1519 current_allocation);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1520 while (pinfo != NULL)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1521 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1522 fprintf(STDERR," %lu bytes at %x\n",
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1523 (unsigned long)pinfo->size, (unsigned int)pinfo->pointer);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1524 pinfo = pinfo->next;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1525 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1526 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1527 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1528 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1529 #if defined(PNG_USER_MEM_SUPPORTED) && PNG_DEBUG
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1530 fprintf(STDERR, " Current memory allocation: %10d bytes\n",
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1531 current_allocation);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1532 fprintf(STDERR, " Maximum memory allocation: %10d bytes\n",
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1533 maximum_allocation);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1534 fprintf(STDERR, " Total memory allocation: %10d bytes\n",
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1535 total_allocation);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1536 fprintf(STDERR, " Number of allocations: %10d\n",
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1537 num_allocations);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1538 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1539 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1540
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1541 #ifdef PNGTEST_TIMING
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1542 t_stop = (float)clock();
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1543 t_misc += (t_stop - t_start);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1544 t_start = t_stop;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1545 fprintf(STDERR," CPU time used = %.3f seconds",
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1546 (t_misc+t_decode+t_encode)/(float)CLOCKS_PER_SEC);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1547 fprintf(STDERR," (decoding %.3f,\n",
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1548 t_decode/(float)CLOCKS_PER_SEC);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1549 fprintf(STDERR," encoding %.3f ,",
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1550 t_encode/(float)CLOCKS_PER_SEC);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1551 fprintf(STDERR," other %.3f seconds)\n\n",
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1552 t_misc/(float)CLOCKS_PER_SEC);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1553 #endif
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1554
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1555 if (ierror == 0)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1556 fprintf(STDERR, "libpng passes test\n");
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1557 else
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1558 fprintf(STDERR, "libpng FAILS test\n");
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1559 return (int)(ierror != 0);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1560 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1561
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1562 /* Generate a compiler error if there is an old png.h in the search path. */
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	1563 typedef version_1_2_29 your_png_h_is_not_version_1_2_29;

Mercurial > fife-parpg

annotate ext/libpng-1.2.29/pngtest.c @ 298:07709bffab8f