| /* pngconf.h - machine configurable file for libpng | |
| * | |
| * libpng version 1.2.46 - July 9, 2011 | |
| * Copyright (c) 1998-2011 Glenn Randers-Pehrson | |
| * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger) | |
| * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.) | |
| * | |
| * This code is released under the libpng license. | |
| * For conditions of distribution and use, see the disclaimer | |
| * and license in png.h | |
| */ | |
| /* Any machine specific code is near the front of this file, so if you | |
| * are configuring libpng for a machine, you may want to read the section | |
| * starting here down to where it starts to typedef png_color, png_text, | |
| * and png_info. | |
| */ | |
| #ifndef PNGCONF_H | |
| #define PNGCONF_H | |
| #define PNG_1_2_X | |
| #ifndef PNG_NO_INDEX_SUPPORTED | |
| # define PNG_INDEX_SUPPORTED | |
| #endif | |
| /* | |
| * PNG_USER_CONFIG has to be defined on the compiler command line. This | |
| * includes the resource compiler for Windows DLL configurations. | |
| */ | |
| #ifdef PNG_USER_CONFIG | |
| # ifndef PNG_USER_PRIVATEBUILD | |
| # define PNG_USER_PRIVATEBUILD | |
| # endif | |
| #include "pngusr.h" | |
| #endif | |
| /* PNG_CONFIGURE_LIBPNG is set by the "configure" script. */ | |
| #ifdef PNG_CONFIGURE_LIBPNG | |
| #ifdef HAVE_CONFIG_H | |
| #include "config.h" | |
| #endif | |
| #endif | |
| /* | |
| * Added at libpng-1.2.8 | |
| * | |
| * If you create a private DLL you need to define in "pngusr.h" the followings: | |
| * #define PNG_USER_PRIVATEBUILD <Describes by whom and why this version of | |
| * the DLL was built> | |
| * e.g. #define PNG_USER_PRIVATEBUILD "Build by MyCompany for xyz reasons." | |
| * #define PNG_USER_DLLFNAME_POSTFIX <two-letter postfix that serve to | |
| * distinguish your DLL from those of the official release. These | |
| * correspond to the trailing letters that come after the version | |
| * number and must match your private DLL name> | |
| * e.g. // private DLL "libpng13gx.dll" | |
| * #define PNG_USER_DLLFNAME_POSTFIX "gx" | |
| * | |
| * The following macros are also at your disposal if you want to complete the | |
| * DLL VERSIONINFO structure. | |
| * - PNG_USER_VERSIONINFO_COMMENTS | |
| * - PNG_USER_VERSIONINFO_COMPANYNAME | |
| * - PNG_USER_VERSIONINFO_LEGALTRADEMARKS | |
| */ | |
| #ifdef __STDC__ | |
| #ifdef SPECIALBUILD | |
| # pragma message("PNG_LIBPNG_SPECIALBUILD (and deprecated SPECIALBUILD)\ | |
| are now LIBPNG reserved macros. Use PNG_USER_PRIVATEBUILD instead.") | |
| #endif | |
| #ifdef PRIVATEBUILD | |
| # pragma message("PRIVATEBUILD is deprecated.\ | |
| Use PNG_USER_PRIVATEBUILD instead.") | |
| # define PNG_USER_PRIVATEBUILD PRIVATEBUILD | |
| #endif | |
| #endif /* __STDC__ */ | |
| #ifndef PNG_VERSION_INFO_ONLY | |
| /* End of material added to libpng-1.2.8 */ | |
| /* Added at libpng-1.2.19, removed at libpng-1.2.20 because it caused trouble | |
| Restored at libpng-1.2.21 */ | |
| #if !defined(PNG_NO_WARN_UNINITIALIZED_ROW) && \ | |
| !defined(PNG_WARN_UNINITIALIZED_ROW) | |
| # define PNG_WARN_UNINITIALIZED_ROW 1 | |
| #endif | |
| /* End of material added at libpng-1.2.19/1.2.21 */ | |
| /* This is the size of the compression buffer, and thus the size of | |
| * an IDAT chunk. Make this whatever size you feel is best for your | |
| * machine. One of these will be allocated per png_struct. When this | |
| * is full, it writes the data to the disk, and does some other | |
| * calculations. Making this an extremely small size will slow | |
| * the library down, but you may want to experiment to determine | |
| * where it becomes significant, if you are concerned with memory | |
| * usage. Note that zlib allocates at least 32Kb also. For readers, | |
| * this describes the size of the buffer available to read the data in. | |
| * Unless this gets smaller than the size of a row (compressed), | |
| * it should not make much difference how big this is. | |
| */ | |
| #ifndef PNG_ZBUF_SIZE | |
| # define PNG_ZBUF_SIZE 8192 | |
| #endif | |
| /* Enable if you want a write-only libpng */ | |
| #ifndef PNG_NO_READ_SUPPORTED | |
| # define PNG_READ_SUPPORTED | |
| #endif | |
| /* Enable if you want a read-only libpng */ | |
| #ifndef PNG_NO_WRITE_SUPPORTED | |
| # define PNG_WRITE_SUPPORTED | |
| #endif | |
| /* Enabled in 1.2.41. */ | |
| #ifdef PNG_ALLOW_BENIGN_ERRORS | |
| # define png_benign_error png_warning | |
| # define png_chunk_benign_error png_chunk_warning | |
| #else | |
| # ifndef PNG_BENIGN_ERRORS_SUPPORTED | |
| # define png_benign_error png_error | |
| # define png_chunk_benign_error png_chunk_error | |
| # endif | |
| #endif | |
| /* Added in libpng-1.2.41 */ | |
| #if !defined(PNG_NO_WARNINGS) && !defined(PNG_WARNINGS_SUPPORTED) | |
| # define PNG_WARNINGS_SUPPORTED | |
| #endif | |
| #if !defined(PNG_NO_ERROR_TEXT) && !defined(PNG_ERROR_TEXT_SUPPORTED) | |
| # define PNG_ERROR_TEXT_SUPPORTED | |
| #endif | |
| #if !defined(PNG_NO_CHECK_cHRM) && !defined(PNG_CHECK_cHRM_SUPPORTED) | |
| # define PNG_CHECK_cHRM_SUPPORTED | |
| #endif | |
| /* Enabled by default in 1.2.0. You can disable this if you don't need to | |
| * support PNGs that are embedded in MNG datastreams | |
| */ | |
| #if !defined(PNG_1_0_X) && !defined(PNG_NO_MNG_FEATURES) | |
| # ifndef PNG_MNG_FEATURES_SUPPORTED | |
| # define PNG_MNG_FEATURES_SUPPORTED | |
| # endif | |
| #endif | |
| #ifndef PNG_NO_FLOATING_POINT_SUPPORTED | |
| # ifndef PNG_FLOATING_POINT_SUPPORTED | |
| # define PNG_FLOATING_POINT_SUPPORTED | |
| # endif | |
| #endif | |
| /* If you are running on a machine where you cannot allocate more | |
| * than 64K of memory at once, uncomment this. While libpng will not | |
| * normally need that much memory in a chunk (unless you load up a very | |
| * large file), zlib needs to know how big of a chunk it can use, and | |
| * libpng thus makes sure to check any memory allocation to verify it | |
| * will fit into memory. | |
| #define PNG_MAX_MALLOC_64K | |
| */ | |
| #if defined(MAXSEG_64K) && !defined(PNG_MAX_MALLOC_64K) | |
| # define PNG_MAX_MALLOC_64K | |
| #endif | |
| /* Special munging to support doing things the 'cygwin' way: | |
| * 'Normal' png-on-win32 defines/defaults: | |
| * PNG_BUILD_DLL -- building dll | |
| * PNG_USE_DLL -- building an application, linking to dll | |
| * (no define) -- building static library, or building an | |
| * application and linking to the static lib | |
| * 'Cygwin' defines/defaults: | |
| * PNG_BUILD_DLL -- (ignored) building the dll | |
| * (no define) -- (ignored) building an application, linking to the dll | |
| * PNG_STATIC -- (ignored) building the static lib, or building an | |
| * application that links to the static lib. | |
| * ALL_STATIC -- (ignored) building various static libs, or building an | |
| * application that links to the static libs. | |
| * Thus, | |
| * a cygwin user should define either PNG_BUILD_DLL or PNG_STATIC, and | |
| * this bit of #ifdefs will define the 'correct' config variables based on | |
| * that. If a cygwin user *wants* to define 'PNG_USE_DLL' that's okay, but | |
| * unnecessary. | |
| * | |
| * Also, the precedence order is: | |
| * ALL_STATIC (since we can't #undef something outside our namespace) | |
| * PNG_BUILD_DLL | |
| * PNG_STATIC | |
| * (nothing) == PNG_USE_DLL | |
| * | |
| * CYGWIN (2002-01-20): The preceding is now obsolete. With the advent | |
| * of auto-import in binutils, we no longer need to worry about | |
| * __declspec(dllexport) / __declspec(dllimport) and friends. Therefore, | |
| * we don't need to worry about PNG_STATIC or ALL_STATIC when it comes | |
| * to __declspec() stuff. However, we DO need to worry about | |
| * PNG_BUILD_DLL and PNG_STATIC because those change some defaults | |
| * such as CONSOLE_IO and whether GLOBAL_ARRAYS are allowed. | |
| */ | |
| #ifdef __CYGWIN__ | |
| # ifdef ALL_STATIC | |
| # ifdef PNG_BUILD_DLL | |
| # undef PNG_BUILD_DLL | |
| # endif | |
| # ifdef PNG_USE_DLL | |
| # undef PNG_USE_DLL | |
| # endif | |
| # ifdef PNG_DLL | |
| # undef PNG_DLL | |
| # endif | |
| # ifndef PNG_STATIC | |
| # define PNG_STATIC | |
| # endif | |
| # else | |
| # ifdef PNG_BUILD_DLL | |
| # ifdef PNG_STATIC | |
| # undef PNG_STATIC | |
| # endif | |
| # ifdef PNG_USE_DLL | |
| # undef PNG_USE_DLL | |
| # endif | |
| # ifndef PNG_DLL | |
| # define PNG_DLL | |
| # endif | |
| # else | |
| # ifdef PNG_STATIC | |
| # ifdef PNG_USE_DLL | |
| # undef PNG_USE_DLL | |
| # endif | |
| # ifdef PNG_DLL | |
| # undef PNG_DLL | |
| # endif | |
| # else | |
| # ifndef PNG_USE_DLL | |
| # define PNG_USE_DLL | |
| # endif | |
| # ifndef PNG_DLL | |
| # define PNG_DLL | |
| # endif | |
| # endif | |
| # endif | |
| # endif | |
| #endif | |
| /* This protects us against compilers that run on a windowing system | |
| * and thus don't have or would rather us not use the stdio types: | |
| * stdin, stdout, and stderr. The only one currently used is stderr | |
| * in png_error() and png_warning(). #defining PNG_NO_CONSOLE_IO will | |
| * prevent these from being compiled and used. #defining PNG_NO_STDIO | |
| * will also prevent these, plus will prevent the entire set of stdio | |
| * macros and functions (FILE *, printf, etc.) from being compiled and used, | |
| * unless (PNG_DEBUG > 0) has been #defined. | |
| * | |
| * #define PNG_NO_CONSOLE_IO | |
| * #define PNG_NO_STDIO | |
| */ | |
| #if !defined(PNG_NO_STDIO) && !defined(PNG_STDIO_SUPPORTED) | |
| # define PNG_STDIO_SUPPORTED | |
| #endif | |
| #ifdef _WIN32_WCE | |
| # include <windows.h> | |
| /* Console I/O functions are not supported on WindowsCE */ | |
| # define PNG_NO_CONSOLE_IO | |
| /* abort() may not be supported on some/all Windows CE platforms */ | |
| # define PNG_ABORT() exit(-1) | |
| # ifdef PNG_DEBUG | |
| # undef PNG_DEBUG | |
| # endif | |
| #endif | |
| #ifdef PNG_BUILD_DLL | |
| # ifndef PNG_CONSOLE_IO_SUPPORTED | |
| # ifndef PNG_NO_CONSOLE_IO | |
| # define PNG_NO_CONSOLE_IO | |
| # endif | |
| # endif | |
| #endif | |
| # ifdef PNG_NO_STDIO | |
| # ifndef PNG_NO_CONSOLE_IO | |
| # define PNG_NO_CONSOLE_IO | |
| # endif | |
| # ifdef PNG_DEBUG | |
| # if (PNG_DEBUG > 0) | |
| # include <stdio.h> | |
| # endif | |
| # endif | |
| # else | |
| # ifndef _WIN32_WCE | |
| /* "stdio.h" functions are not supported on WindowsCE */ | |
| # include <stdio.h> | |
| # endif | |
| # endif | |
| #if !(defined PNG_NO_CONSOLE_IO) && !defined(PNG_CONSOLE_IO_SUPPORTED) | |
| # define PNG_CONSOLE_IO_SUPPORTED | |
| #endif | |
| /* This macro protects us against machines that don't have function | |
| * prototypes (ie K&R style headers). If your compiler does not handle | |
| * function prototypes, define this macro and use the included ansi2knr. | |
| * I've always been able to use _NO_PROTO as the indicator, but you may | |
| * need to drag the empty declaration out in front of here, or change the | |
| * ifdef to suit your own needs. | |
| */ | |
| #ifndef PNGARG | |
| #ifdef OF /* zlib prototype munger */ | |
| # define PNGARG(arglist) OF(arglist) | |
| #else | |
| #ifdef _NO_PROTO | |
| # define PNGARG(arglist) () | |
| # ifndef PNG_TYPECAST_NULL | |
| # define PNG_TYPECAST_NULL | |
| # endif | |
| #else | |
| # define PNGARG(arglist) arglist | |
| #endif /* _NO_PROTO */ | |
| #endif /* OF */ | |
| #endif /* PNGARG */ | |
| /* Try to determine if we are compiling on a Mac. Note that testing for | |
| * just __MWERKS__ is not good enough, because the Codewarrior is now used | |
| * on non-Mac platforms. | |
| */ | |
| #ifndef MACOS | |
| # if (defined(__MWERKS__) && defined(macintosh)) || defined(applec) || \ | |
| defined(THINK_C) || defined(__SC__) || defined(TARGET_OS_MAC) | |
| # define MACOS | |
| # endif | |
| #endif | |
| /* enough people need this for various reasons to include it here */ | |
| #if !defined(MACOS) && !defined(RISCOS) && !defined(_WIN32_WCE) | |
| # include <sys/types.h> | |
| #endif | |
| #if !defined(PNG_SETJMP_NOT_SUPPORTED) && !defined(PNG_NO_SETJMP_SUPPORTED) | |
| # define PNG_SETJMP_SUPPORTED | |
| #endif | |
| #ifdef PNG_SETJMP_SUPPORTED | |
| /* This is an attempt to force a single setjmp behaviour on Linux. If | |
| * the X config stuff didn't define _BSD_SOURCE we wouldn't need this. | |
| * | |
| * You can bypass this test if you know that your application uses exactly | |
| * the same setjmp.h that was included when libpng was built. Only define | |
| * PNG_SKIP_SETJMP_CHECK while building your application, prior to the | |
| * application's '#include "png.h"'. Don't define PNG_SKIP_SETJMP_CHECK | |
| * while building a separate libpng library for general use. | |
| */ | |
| # ifndef PNG_SKIP_SETJMP_CHECK | |
| # ifdef __linux__ | |
| # ifdef _BSD_SOURCE | |
| # define PNG_SAVE_BSD_SOURCE | |
| # undef _BSD_SOURCE | |
| # endif | |
| # ifdef _SETJMP_H | |
| /* If you encounter a compiler error here, see the explanation | |
| * near the end of INSTALL. | |
| */ | |
| __pngconf.h__ in libpng already includes setjmp.h; | |
| __dont__ include it again.; | |
| # endif | |
| # endif /* __linux__ */ | |
| # endif /* PNG_SKIP_SETJMP_CHECK */ | |
| /* include setjmp.h for error handling */ | |
| # include <setjmp.h> | |
| # ifdef __linux__ | |
| # ifdef PNG_SAVE_BSD_SOURCE | |
| # ifndef _BSD_SOURCE | |
| # define _BSD_SOURCE | |
| # endif | |
| # undef PNG_SAVE_BSD_SOURCE | |
| # endif | |
| # endif /* __linux__ */ | |
| #endif /* PNG_SETJMP_SUPPORTED */ | |
| #ifdef BSD | |
| # include <strings.h> | |
| #else | |
| # include <string.h> | |
| #endif | |
| /* Other defines for things like memory and the like can go here. */ | |
| #ifdef PNG_INTERNAL | |
| #include <stdlib.h> | |
| /* The functions exported by PNG_EXTERN are PNG_INTERNAL functions, which | |
| * aren't usually used outside the library (as far as I know), so it is | |
| * debatable if they should be exported at all. In the future, when it is | |
| * possible to have run-time registry of chunk-handling functions, some of | |
| * these will be made available again. | |
| #define PNG_EXTERN extern | |
| */ | |
| #define PNG_EXTERN | |
| /* Other defines specific to compilers can go here. Try to keep | |
| * them inside an appropriate ifdef/endif pair for portability. | |
| */ | |
| #ifdef PNG_FLOATING_POINT_SUPPORTED | |
| # ifdef MACOS | |
| /* We need to check that <math.h> hasn't already been included earlier | |
| * as it seems it doesn't agree with <fp.h>, yet we should really use | |
| * <fp.h> if possible. | |
| */ | |
| # if !defined(__MATH_H__) && !defined(__MATH_H) && !defined(__cmath__) | |
| # include <fp.h> | |
| # endif | |
| # else | |
| # include <math.h> | |
| # endif | |
| # if defined(_AMIGA) && defined(__SASC) && defined(_M68881) | |
| /* Amiga SAS/C: We must include builtin FPU functions when compiling using | |
| * MATH=68881 | |
| */ | |
| # include <m68881.h> | |
| # endif | |
| #endif | |
| /* Codewarrior on NT has linking problems without this. */ | |
| #if (defined(__MWERKS__) && defined(WIN32)) || defined(__STDC__) | |
| # define PNG_ALWAYS_EXTERN | |
| #endif | |
| /* This provides the non-ANSI (far) memory allocation routines. */ | |
| #if defined(__TURBOC__) && defined(__MSDOS__) | |
| # include <mem.h> | |
| # include <alloc.h> | |
| #endif | |
| /* I have no idea why is this necessary... */ | |
| #if defined(_MSC_VER) && (defined(WIN32) || defined(_Windows) || \ | |
| defined(_WINDOWS) || defined(_WIN32) || defined(__WIN32__)) | |
| # include <malloc.h> | |
| #endif | |
| /* This controls how fine the dithering gets. As this allocates | |
| * a largish chunk of memory (32K), those who are not as concerned | |
| * with dithering quality can decrease some or all of these. | |
| */ | |
| #ifndef PNG_DITHER_RED_BITS | |
| # define PNG_DITHER_RED_BITS 5 | |
| #endif | |
| #ifndef PNG_DITHER_GREEN_BITS | |
| # define PNG_DITHER_GREEN_BITS 5 | |
| #endif | |
| #ifndef PNG_DITHER_BLUE_BITS | |
| # define PNG_DITHER_BLUE_BITS 5 | |
| #endif | |
| /* This controls how fine the gamma correction becomes when you | |
| * are only interested in 8 bits anyway. Increasing this value | |
| * results in more memory being used, and more pow() functions | |
| * being called to fill in the gamma tables. Don't set this value | |
| * less then 8, and even that may not work (I haven't tested it). | |
| */ | |
| #ifndef PNG_MAX_GAMMA_8 | |
| # define PNG_MAX_GAMMA_8 11 | |
| #endif | |
| /* This controls how much a difference in gamma we can tolerate before | |
| * we actually start doing gamma conversion. | |
| */ | |
| #ifndef PNG_GAMMA_THRESHOLD | |
| # define PNG_GAMMA_THRESHOLD 0.05 | |
| #endif | |
| #endif /* PNG_INTERNAL */ | |
| /* The following uses const char * instead of char * for error | |
| * and warning message functions, so some compilers won't complain. | |
| * If you do not want to use const, define PNG_NO_CONST here. | |
| */ | |
| #ifndef PNG_NO_CONST | |
| # define PNG_CONST const | |
| #else | |
| # define PNG_CONST | |
| #endif | |
| /* The following defines give you the ability to remove code from the | |
| * library that you will not be using. I wish I could figure out how to | |
| * automate this, but I can't do that without making it seriously hard | |
| * on the users. So if you are not using an ability, change the #define | |
| * to and #undef, and that part of the library will not be compiled. If | |
| * your linker can't find a function, you may want to make sure the | |
| * ability is defined here. Some of these depend upon some others being | |
| * defined. I haven't figured out all the interactions here, so you may | |
| * have to experiment awhile to get everything to compile. If you are | |
| * creating or using a shared library, you probably shouldn't touch this, | |
| * as it will affect the size of the structures, and this will cause bad | |
| * things to happen if the library and/or application ever change. | |
| */ | |
| /* Any features you will not be using can be undef'ed here */ | |
| /* GR-P, 0.96a: Set "*TRANSFORMS_SUPPORTED as default but allow user | |
| * to turn it off with "*TRANSFORMS_NOT_SUPPORTED" or *PNG_NO_*_TRANSFORMS | |
| * on the compile line, then pick and choose which ones to define without | |
| * having to edit this file. It is safe to use the *TRANSFORMS_NOT_SUPPORTED | |
| * if you only want to have a png-compliant reader/writer but don't need | |
| * any of the extra transformations. This saves about 80 kbytes in a | |
| * typical installation of the library. (PNG_NO_* form added in version | |
| * 1.0.1c, for consistency) | |
| */ | |
| /* The size of the png_text structure changed in libpng-1.0.6 when | |
| * iTXt support was added. iTXt support was turned off by default through | |
| * libpng-1.2.x, to support old apps that malloc the png_text structure | |
| * instead of calling png_set_text() and letting libpng malloc it. It | |
| * will be turned on by default in libpng-1.4.0. | |
| */ | |
| #if defined(PNG_1_0_X) || defined (PNG_1_2_X) | |
| # ifndef PNG_NO_iTXt_SUPPORTED | |
| # define PNG_NO_iTXt_SUPPORTED | |
| # endif | |
| # ifndef PNG_NO_READ_iTXt | |
| # define PNG_NO_READ_iTXt | |
| # endif | |
| # ifndef PNG_NO_WRITE_iTXt | |
| # define PNG_NO_WRITE_iTXt | |
| # endif | |
| #endif | |
| #if !defined(PNG_NO_iTXt_SUPPORTED) | |
| # if !defined(PNG_READ_iTXt_SUPPORTED) && !defined(PNG_NO_READ_iTXt) | |
| # define PNG_READ_iTXt | |
| # endif | |
| # if !defined(PNG_WRITE_iTXt_SUPPORTED) && !defined(PNG_NO_WRITE_iTXt) | |
| # define PNG_WRITE_iTXt | |
| # endif | |
| #endif | |
| /* The following support, added after version 1.0.0, can be turned off here en | |
| * masse by defining PNG_LEGACY_SUPPORTED in case you need binary compatibility | |
| * with old applications that require the length of png_struct and png_info | |
| * to remain unchanged. | |
| */ | |
| #ifdef PNG_LEGACY_SUPPORTED | |
| # define PNG_NO_FREE_ME | |
| # define PNG_NO_READ_UNKNOWN_CHUNKS | |
| # define PNG_NO_WRITE_UNKNOWN_CHUNKS | |
| # define PNG_NO_HANDLE_AS_UNKNOWN | |
| # define PNG_NO_READ_USER_CHUNKS | |
| # define PNG_NO_READ_iCCP | |
| # define PNG_NO_WRITE_iCCP | |
| # define PNG_NO_READ_iTXt | |
| # define PNG_NO_WRITE_iTXt | |
| # define PNG_NO_READ_sCAL | |
| # define PNG_NO_WRITE_sCAL | |
| # define PNG_NO_READ_sPLT | |
| # define PNG_NO_WRITE_sPLT | |
| # define PNG_NO_INFO_IMAGE | |
| # define PNG_NO_READ_RGB_TO_GRAY | |
| # define PNG_NO_READ_USER_TRANSFORM | |
| # define PNG_NO_WRITE_USER_TRANSFORM | |
| # define PNG_NO_USER_MEM | |
| # define PNG_NO_READ_EMPTY_PLTE | |
| # define PNG_NO_MNG_FEATURES | |
| # define PNG_NO_FIXED_POINT_SUPPORTED | |
| #endif | |
| /* Ignore attempt to turn off both floating and fixed point support */ | |
| #if !defined(PNG_FLOATING_POINT_SUPPORTED) || \ | |
| !defined(PNG_NO_FIXED_POINT_SUPPORTED) | |
| # define PNG_FIXED_POINT_SUPPORTED | |
| #endif | |
| #ifndef PNG_NO_FREE_ME | |
| # define PNG_FREE_ME_SUPPORTED | |
| #endif | |
| #ifdef PNG_READ_SUPPORTED | |
| #if !defined(PNG_READ_TRANSFORMS_NOT_SUPPORTED) && \ | |
| !defined(PNG_NO_READ_TRANSFORMS) | |
| # define PNG_READ_TRANSFORMS_SUPPORTED | |
| #endif | |
| #ifdef PNG_READ_TRANSFORMS_SUPPORTED | |
| # ifndef PNG_NO_READ_EXPAND | |
| # define PNG_READ_EXPAND_SUPPORTED | |
| # endif | |
| # ifndef PNG_NO_READ_SHIFT | |
| # define PNG_READ_SHIFT_SUPPORTED | |
| # endif | |
| # ifndef PNG_NO_READ_PACK | |
| # define PNG_READ_PACK_SUPPORTED | |
| # endif | |
| # ifndef PNG_NO_READ_BGR | |
| # define PNG_READ_BGR_SUPPORTED | |
| # endif | |
| # ifndef PNG_NO_READ_SWAP | |
| # define PNG_READ_SWAP_SUPPORTED | |
| # endif | |
| # ifndef PNG_NO_READ_PACKSWAP | |
| # define PNG_READ_PACKSWAP_SUPPORTED | |
| # endif | |
| # ifndef PNG_NO_READ_INVERT | |
| # define PNG_READ_INVERT_SUPPORTED | |
| # endif | |
| # ifndef PNG_NO_READ_DITHER | |
| # define PNG_READ_DITHER_SUPPORTED | |
| # endif | |
| # ifndef PNG_NO_READ_BACKGROUND | |
| # define PNG_READ_BACKGROUND_SUPPORTED | |
| # endif | |
| # ifndef PNG_NO_READ_16_TO_8 | |
| # define PNG_READ_16_TO_8_SUPPORTED | |
| # endif | |
| # ifndef PNG_NO_READ_FILLER | |
| # define PNG_READ_FILLER_SUPPORTED | |
| # endif | |
| # ifndef PNG_NO_READ_GAMMA | |
| # define PNG_READ_GAMMA_SUPPORTED | |
| # endif | |
| # ifndef PNG_NO_READ_GRAY_TO_RGB | |
| # define PNG_READ_GRAY_TO_RGB_SUPPORTED | |
| # endif | |
| # ifndef PNG_NO_READ_SWAP_ALPHA | |
| # define PNG_READ_SWAP_ALPHA_SUPPORTED | |
| # endif | |
| # ifndef PNG_NO_READ_INVERT_ALPHA | |
| # define PNG_READ_INVERT_ALPHA_SUPPORTED | |
| # endif | |
| # ifndef PNG_NO_READ_STRIP_ALPHA | |
| # define PNG_READ_STRIP_ALPHA_SUPPORTED | |
| # endif | |
| # ifndef PNG_NO_READ_USER_TRANSFORM | |
| # define PNG_READ_USER_TRANSFORM_SUPPORTED | |
| # endif | |
| # ifndef PNG_NO_READ_RGB_TO_GRAY | |
| # define PNG_READ_RGB_TO_GRAY_SUPPORTED | |
| # endif | |
| #endif /* PNG_READ_TRANSFORMS_SUPPORTED */ | |
| /* PNG_PROGRESSIVE_READ_NOT_SUPPORTED is deprecated. */ | |
| #if !defined(PNG_NO_PROGRESSIVE_READ) && \ | |
| !defined(PNG_PROGRESSIVE_READ_NOT_SUPPORTED) /* if you don't do progressive */ | |
| # define PNG_PROGRESSIVE_READ_SUPPORTED /* reading. This is not talking */ | |
| #endif /* about interlacing capability! You'll */ | |
| /* still have interlacing unless you change the following define: */ | |
| #define PNG_READ_INTERLACING_SUPPORTED /* required for PNG-compliant decoders */ | |
| /* PNG_NO_SEQUENTIAL_READ_SUPPORTED is deprecated. */ | |
| #if !defined(PNG_NO_SEQUENTIAL_READ) && \ | |
| !defined(PNG_SEQUENTIAL_READ_SUPPORTED) && \ | |
| !defined(PNG_NO_SEQUENTIAL_READ_SUPPORTED) | |
| # define PNG_SEQUENTIAL_READ_SUPPORTED | |
| #endif | |
| #define PNG_READ_INTERLACING_SUPPORTED /* required in PNG-compliant decoders */ | |
| #ifndef PNG_NO_READ_COMPOSITE_NODIV | |
| # ifndef PNG_NO_READ_COMPOSITED_NODIV /* libpng-1.0.x misspelling */ | |
| # define PNG_READ_COMPOSITE_NODIV_SUPPORTED /* well tested on Intel, SGI */ | |
| # endif | |
| #endif | |
| #if defined(PNG_1_0_X) || defined (PNG_1_2_X) | |
| /* Deprecated, will be removed from version 2.0.0. | |
| Use PNG_MNG_FEATURES_SUPPORTED instead. */ | |
| #ifndef PNG_NO_READ_EMPTY_PLTE | |
| # define PNG_READ_EMPTY_PLTE_SUPPORTED | |
| #endif | |
| #endif | |
| #endif /* PNG_READ_SUPPORTED */ | |
| #ifdef PNG_WRITE_SUPPORTED | |
| # if !defined(PNG_WRITE_TRANSFORMS_NOT_SUPPORTED) && \ | |
| !defined(PNG_NO_WRITE_TRANSFORMS) | |
| # define PNG_WRITE_TRANSFORMS_SUPPORTED | |
| #endif | |
| #ifdef PNG_WRITE_TRANSFORMS_SUPPORTED | |
| # ifndef PNG_NO_WRITE_SHIFT | |
| # define PNG_WRITE_SHIFT_SUPPORTED | |
| # endif | |
| # ifndef PNG_NO_WRITE_PACK | |
| # define PNG_WRITE_PACK_SUPPORTED | |
| # endif | |
| # ifndef PNG_NO_WRITE_BGR | |
| # define PNG_WRITE_BGR_SUPPORTED | |
| # endif | |
| # ifndef PNG_NO_WRITE_SWAP | |
| # define PNG_WRITE_SWAP_SUPPORTED | |
| # endif | |
| # ifndef PNG_NO_WRITE_PACKSWAP | |
| # define PNG_WRITE_PACKSWAP_SUPPORTED | |
| # endif | |
| # ifndef PNG_NO_WRITE_INVERT | |
| # define PNG_WRITE_INVERT_SUPPORTED | |
| # endif | |
| # ifndef PNG_NO_WRITE_FILLER | |
| # define PNG_WRITE_FILLER_SUPPORTED /* same as WRITE_STRIP_ALPHA */ | |
| # endif | |
| # ifndef PNG_NO_WRITE_SWAP_ALPHA | |
| # define PNG_WRITE_SWAP_ALPHA_SUPPORTED | |
| # endif | |
| #ifndef PNG_1_0_X | |
| # ifndef PNG_NO_WRITE_INVERT_ALPHA | |
| # define PNG_WRITE_INVERT_ALPHA_SUPPORTED | |
| # endif | |
| #endif | |
| # ifndef PNG_NO_WRITE_USER_TRANSFORM | |
| # define PNG_WRITE_USER_TRANSFORM_SUPPORTED | |
| # endif | |
| #endif /* PNG_WRITE_TRANSFORMS_SUPPORTED */ | |
| #if !defined(PNG_NO_WRITE_INTERLACING_SUPPORTED) && \ | |
| !defined(PNG_WRITE_INTERLACING_SUPPORTED) | |
| #define PNG_WRITE_INTERLACING_SUPPORTED /* not required for PNG-compliant | |
| encoders, but can cause trouble | |
| if left undefined */ | |
| #endif | |
| #if !defined(PNG_NO_WRITE_WEIGHTED_FILTER) && \ | |
| !defined(PNG_WRITE_WEIGHTED_FILTER) && \ | |
| defined(PNG_FLOATING_POINT_SUPPORTED) | |
| # define PNG_WRITE_WEIGHTED_FILTER_SUPPORTED | |
| #endif | |
| #ifndef PNG_NO_WRITE_FLUSH | |
| # define PNG_WRITE_FLUSH_SUPPORTED | |
| #endif | |
| #if defined(PNG_1_0_X) || defined (PNG_1_2_X) | |
| /* Deprecated, see PNG_MNG_FEATURES_SUPPORTED, above */ | |
| #ifndef PNG_NO_WRITE_EMPTY_PLTE | |
| # define PNG_WRITE_EMPTY_PLTE_SUPPORTED | |
| #endif | |
| #endif | |
| #endif /* PNG_WRITE_SUPPORTED */ | |
| #ifndef PNG_1_0_X | |
| # ifndef PNG_NO_ERROR_NUMBERS | |
| # define PNG_ERROR_NUMBERS_SUPPORTED | |
| # endif | |
| #endif /* PNG_1_0_X */ | |
| #if defined(PNG_READ_USER_TRANSFORM_SUPPORTED) || \ | |
| defined(PNG_WRITE_USER_TRANSFORM_SUPPORTED) | |
| # ifndef PNG_NO_USER_TRANSFORM_PTR | |
| # define PNG_USER_TRANSFORM_PTR_SUPPORTED | |
| # endif | |
| #endif | |
| #ifndef PNG_NO_STDIO | |
| # define PNG_TIME_RFC1123_SUPPORTED | |
| #endif | |
| /* This adds extra functions in pngget.c for accessing data from the | |
| * info pointer (added in version 0.99) | |
| * png_get_image_width() | |
| * png_get_image_height() | |
| * png_get_bit_depth() | |
| * png_get_color_type() | |
| * png_get_compression_type() | |
| * png_get_filter_type() | |
| * png_get_interlace_type() | |
| * png_get_pixel_aspect_ratio() | |
| * png_get_pixels_per_meter() | |
| * png_get_x_offset_pixels() | |
| * png_get_y_offset_pixels() | |
| * png_get_x_offset_microns() | |
| * png_get_y_offset_microns() | |
| */ | |
| #if !defined(PNG_NO_EASY_ACCESS) && !defined(PNG_EASY_ACCESS_SUPPORTED) | |
| # define PNG_EASY_ACCESS_SUPPORTED | |
| #endif | |
| /* PNG_ASSEMBLER_CODE was enabled by default in version 1.2.0 | |
| * and removed from version 1.2.20. The following will be removed | |
| * from libpng-1.4.0 | |
| */ | |
| #if defined(PNG_READ_SUPPORTED) && !defined(PNG_NO_OPTIMIZED_CODE) | |
| # ifndef PNG_OPTIMIZED_CODE_SUPPORTED | |
| # define PNG_OPTIMIZED_CODE_SUPPORTED | |
| # endif | |
| #endif | |
| #if defined(PNG_READ_SUPPORTED) && !defined(PNG_NO_ASSEMBLER_CODE) | |
| # ifndef PNG_ASSEMBLER_CODE_SUPPORTED | |
| # define PNG_ASSEMBLER_CODE_SUPPORTED | |
| # endif | |
| # if defined(__GNUC__) && defined(__x86_64__) && (__GNUC__ < 4) | |
| /* work around 64-bit gcc compiler bugs in gcc-3.x */ | |
| # if !defined(PNG_MMX_CODE_SUPPORTED) && !defined(PNG_NO_MMX_CODE) | |
| # define PNG_NO_MMX_CODE | |
| # endif | |
| # endif | |
| # ifdef __APPLE__ | |
| # if !defined(PNG_MMX_CODE_SUPPORTED) && !defined(PNG_NO_MMX_CODE) | |
| # define PNG_NO_MMX_CODE | |
| # endif | |
| # endif | |
| # if (defined(__MWERKS__) && ((__MWERKS__ < 0x0900) || macintosh)) | |
| # if !defined(PNG_MMX_CODE_SUPPORTED) && !defined(PNG_NO_MMX_CODE) | |
| # define PNG_NO_MMX_CODE | |
| # endif | |
| # endif | |
| # if !defined(PNG_MMX_CODE_SUPPORTED) && !defined(PNG_NO_MMX_CODE) | |
| # define PNG_MMX_CODE_SUPPORTED | |
| # endif | |
| #endif | |
| /* end of obsolete code to be removed from libpng-1.4.0 */ | |
| /* Added at libpng-1.2.0 */ | |
| #ifndef PNG_1_0_X | |
| #if !defined(PNG_NO_USER_MEM) && !defined(PNG_USER_MEM_SUPPORTED) | |
| # define PNG_USER_MEM_SUPPORTED | |
| #endif | |
| #endif /* PNG_1_0_X */ | |
| /* Added at libpng-1.2.6 */ | |
| #ifndef PNG_1_0_X | |
| # ifndef PNG_SET_USER_LIMITS_SUPPORTED | |
| # ifndef PNG_NO_SET_USER_LIMITS | |
| # define PNG_SET_USER_LIMITS_SUPPORTED | |
| # endif | |
| # endif | |
| #endif /* PNG_1_0_X */ | |
| /* Added at libpng-1.0.53 and 1.2.43 */ | |
| #ifndef PNG_USER_LIMITS_SUPPORTED | |
| # ifndef PNG_NO_USER_LIMITS | |
| # define PNG_USER_LIMITS_SUPPORTED | |
| # endif | |
| #endif | |
| /* Added at libpng-1.0.16 and 1.2.6. To accept all valid PNGS no matter | |
| * how large, set these limits to 0x7fffffffL | |
| */ | |
| #ifndef PNG_USER_WIDTH_MAX | |
| # define PNG_USER_WIDTH_MAX 1000000L | |
| #endif | |
| #ifndef PNG_USER_HEIGHT_MAX | |
| # define PNG_USER_HEIGHT_MAX 1000000L | |
| #endif | |
| /* Added at libpng-1.2.43. To accept all valid PNGs no matter | |
| * how large, set these two limits to 0. | |
| */ | |
| #ifndef PNG_USER_CHUNK_CACHE_MAX | |
| # define PNG_USER_CHUNK_CACHE_MAX 0 | |
| #endif | |
| /* Added at libpng-1.2.43 */ | |
| #ifndef PNG_USER_CHUNK_MALLOC_MAX | |
| # define PNG_USER_CHUNK_MALLOC_MAX 0 | |
| #endif | |
| #ifndef PNG_LITERAL_SHARP | |
| # define PNG_LITERAL_SHARP 0x23 | |
| #endif | |
| #ifndef PNG_LITERAL_LEFT_SQUARE_BRACKET | |
| # define PNG_LITERAL_LEFT_SQUARE_BRACKET 0x5b | |
| #endif | |
| #ifndef PNG_LITERAL_RIGHT_SQUARE_BRACKET | |
| # define PNG_LITERAL_RIGHT_SQUARE_BRACKET 0x5d | |
| #endif | |
| /* Added at libpng-1.2.34 */ | |
| #ifndef PNG_STRING_NEWLINE | |
| #define PNG_STRING_NEWLINE "\n" | |
| #endif | |
| /* These are currently experimental features, define them if you want */ | |
| /* very little testing */ | |
| /* | |
| #ifdef PNG_READ_SUPPORTED | |
| # ifndef PNG_READ_16_TO_8_ACCURATE_SCALE_SUPPORTED | |
| # define PNG_READ_16_TO_8_ACCURATE_SCALE_SUPPORTED | |
| # endif | |
| #endif | |
| */ | |
| /* This is only for PowerPC big-endian and 680x0 systems */ | |
| /* some testing */ | |
| /* | |
| #ifndef PNG_READ_BIG_ENDIAN_SUPPORTED | |
| # define PNG_READ_BIG_ENDIAN_SUPPORTED | |
| #endif | |
| */ | |
| /* Buggy compilers (e.g., gcc 2.7.2.2) need this */ | |
| /* | |
| #define PNG_NO_POINTER_INDEXING | |
| */ | |
| #if !defined(PNG_NO_POINTER_INDEXING) && \ | |
| !defined(PNG_POINTER_INDEXING_SUPPORTED) | |
| # define PNG_POINTER_INDEXING_SUPPORTED | |
| #endif | |
| /* These functions are turned off by default, as they will be phased out. */ | |
| /* | |
| #define PNG_USELESS_TESTS_SUPPORTED | |
| #define PNG_CORRECT_PALETTE_SUPPORTED | |
| */ | |
| /* Any chunks you are not interested in, you can undef here. The | |
| * ones that allocate memory may be expecially important (hIST, | |
| * tEXt, zTXt, tRNS, pCAL). Others will just save time and make png_info | |
| * a bit smaller. | |
| */ | |
| #if defined(PNG_READ_SUPPORTED) && \ | |
| !defined(PNG_READ_ANCILLARY_CHUNKS_NOT_SUPPORTED) && \ | |
| !defined(PNG_NO_READ_ANCILLARY_CHUNKS) | |
| # define PNG_READ_ANCILLARY_CHUNKS_SUPPORTED | |
| #endif | |
| #if defined(PNG_WRITE_SUPPORTED) && \ | |
| !defined(PNG_WRITE_ANCILLARY_CHUNKS_NOT_SUPPORTED) && \ | |
| !defined(PNG_NO_WRITE_ANCILLARY_CHUNKS) | |
| # define PNG_WRITE_ANCILLARY_CHUNKS_SUPPORTED | |
| #endif | |
| #ifdef PNG_READ_ANCILLARY_CHUNKS_SUPPORTED | |
| #ifdef PNG_NO_READ_TEXT | |
| # define PNG_NO_READ_iTXt | |
| # define PNG_NO_READ_tEXt | |
| # define PNG_NO_READ_zTXt | |
| #endif | |
| #ifndef PNG_NO_READ_bKGD | |
| # define PNG_READ_bKGD_SUPPORTED | |
| # define PNG_bKGD_SUPPORTED | |
| #endif | |
| #ifndef PNG_NO_READ_cHRM | |
| # define PNG_READ_cHRM_SUPPORTED | |
| # define PNG_cHRM_SUPPORTED | |
| #endif | |
| #ifndef PNG_NO_READ_gAMA | |
| # define PNG_READ_gAMA_SUPPORTED | |
| # define PNG_gAMA_SUPPORTED | |
| #endif | |
| #ifndef PNG_NO_READ_hIST | |
| # define PNG_READ_hIST_SUPPORTED | |
| # define PNG_hIST_SUPPORTED | |
| #endif | |
| #ifndef PNG_NO_READ_iCCP | |
| # define PNG_READ_iCCP_SUPPORTED | |
| # define PNG_iCCP_SUPPORTED | |
| #endif | |
| #ifndef PNG_NO_READ_iTXt | |
| # ifndef PNG_READ_iTXt_SUPPORTED | |
| # define PNG_READ_iTXt_SUPPORTED | |
| # endif | |
| # ifndef PNG_iTXt_SUPPORTED | |
| # define PNG_iTXt_SUPPORTED | |
| # endif | |
| #endif | |
| #ifndef PNG_NO_READ_oFFs | |
| # define PNG_READ_oFFs_SUPPORTED | |
| # define PNG_oFFs_SUPPORTED | |
| #endif | |
| #ifndef PNG_NO_READ_pCAL | |
| # define PNG_READ_pCAL_SUPPORTED | |
| # define PNG_pCAL_SUPPORTED | |
| #endif | |
| #ifndef PNG_NO_READ_sCAL | |
| # define PNG_READ_sCAL_SUPPORTED | |
| # define PNG_sCAL_SUPPORTED | |
| #endif | |
| #ifndef PNG_NO_READ_pHYs | |
| # define PNG_READ_pHYs_SUPPORTED | |
| # define PNG_pHYs_SUPPORTED | |
| #endif | |
| #ifndef PNG_NO_READ_sBIT | |
| # define PNG_READ_sBIT_SUPPORTED | |
| # define PNG_sBIT_SUPPORTED | |
| #endif | |
| #ifndef PNG_NO_READ_sPLT | |
| # define PNG_READ_sPLT_SUPPORTED | |
| # define PNG_sPLT_SUPPORTED | |
| #endif | |
| #ifndef PNG_NO_READ_sRGB | |
| # define PNG_READ_sRGB_SUPPORTED | |
| # define PNG_sRGB_SUPPORTED | |
| #endif | |
| #ifndef PNG_NO_READ_tEXt | |
| # define PNG_READ_tEXt_SUPPORTED | |
| # define PNG_tEXt_SUPPORTED | |
| #endif | |
| #ifndef PNG_NO_READ_tIME | |
| # define PNG_READ_tIME_SUPPORTED | |
| # define PNG_tIME_SUPPORTED | |
| #endif | |
| #ifndef PNG_NO_READ_tRNS | |
| # define PNG_READ_tRNS_SUPPORTED | |
| # define PNG_tRNS_SUPPORTED | |
| #endif | |
| #ifndef PNG_NO_READ_zTXt | |
| # define PNG_READ_zTXt_SUPPORTED | |
| # define PNG_zTXt_SUPPORTED | |
| #endif | |
| #ifndef PNG_NO_READ_OPT_PLTE | |
| # define PNG_READ_OPT_PLTE_SUPPORTED /* only affects support of the */ | |
| #endif /* optional PLTE chunk in RGB and RGBA images */ | |
| #if defined(PNG_READ_iTXt_SUPPORTED) || defined(PNG_READ_tEXt_SUPPORTED) || \ | |
| defined(PNG_READ_zTXt_SUPPORTED) | |
| # define PNG_READ_TEXT_SUPPORTED | |
| # define PNG_TEXT_SUPPORTED | |
| #endif | |
| #endif /* PNG_READ_ANCILLARY_CHUNKS_SUPPORTED */ | |
| #ifndef PNG_NO_READ_UNKNOWN_CHUNKS | |
| # define PNG_READ_UNKNOWN_CHUNKS_SUPPORTED | |
| # ifndef PNG_UNKNOWN_CHUNKS_SUPPORTED | |
| # define PNG_UNKNOWN_CHUNKS_SUPPORTED | |
| # endif | |
| #endif | |
| #if !defined(PNG_NO_READ_USER_CHUNKS) && \ | |
| defined(PNG_READ_UNKNOWN_CHUNKS_SUPPORTED) | |
| # define PNG_READ_USER_CHUNKS_SUPPORTED | |
| # define PNG_USER_CHUNKS_SUPPORTED | |
| # ifdef PNG_NO_READ_UNKNOWN_CHUNKS | |
| # undef PNG_NO_READ_UNKNOWN_CHUNKS | |
| # endif | |
| # ifdef PNG_NO_HANDLE_AS_UNKNOWN | |
| # undef PNG_NO_HANDLE_AS_UNKNOWN | |
| # endif | |
| #endif | |
| #ifndef PNG_NO_HANDLE_AS_UNKNOWN | |
| # ifndef PNG_HANDLE_AS_UNKNOWN_SUPPORTED | |
| # define PNG_HANDLE_AS_UNKNOWN_SUPPORTED | |
| # endif | |
| #endif | |
| #ifdef PNG_WRITE_SUPPORTED | |
| #ifdef PNG_WRITE_ANCILLARY_CHUNKS_SUPPORTED | |
| #ifdef PNG_NO_WRITE_TEXT | |
| # define PNG_NO_WRITE_iTXt | |
| # define PNG_NO_WRITE_tEXt | |
| # define PNG_NO_WRITE_zTXt | |
| #endif | |
| #ifndef PNG_NO_WRITE_bKGD | |
| # define PNG_WRITE_bKGD_SUPPORTED | |
| # ifndef PNG_bKGD_SUPPORTED | |
| # define PNG_bKGD_SUPPORTED | |
| # endif | |
| #endif | |
| #ifndef PNG_NO_WRITE_cHRM | |
| # define PNG_WRITE_cHRM_SUPPORTED | |
| # ifndef PNG_cHRM_SUPPORTED | |
| # define PNG_cHRM_SUPPORTED | |
| # endif | |
| #endif | |
| #ifndef PNG_NO_WRITE_gAMA | |
| # define PNG_WRITE_gAMA_SUPPORTED | |
| # ifndef PNG_gAMA_SUPPORTED | |
| # define PNG_gAMA_SUPPORTED | |
| # endif | |
| #endif | |
| #ifndef PNG_NO_WRITE_hIST | |
| # define PNG_WRITE_hIST_SUPPORTED | |
| # ifndef PNG_hIST_SUPPORTED | |
| # define PNG_hIST_SUPPORTED | |
| # endif | |
| #endif | |
| #ifndef PNG_NO_WRITE_iCCP | |
| # define PNG_WRITE_iCCP_SUPPORTED | |
| # ifndef PNG_iCCP_SUPPORTED | |
| # define PNG_iCCP_SUPPORTED | |
| # endif | |
| #endif | |
| #ifndef PNG_NO_WRITE_iTXt | |
| # ifndef PNG_WRITE_iTXt_SUPPORTED | |
| # define PNG_WRITE_iTXt_SUPPORTED | |
| # endif | |
| # ifndef PNG_iTXt_SUPPORTED | |
| # define PNG_iTXt_SUPPORTED | |
| # endif | |
| #endif | |
| #ifndef PNG_NO_WRITE_oFFs | |
| # define PNG_WRITE_oFFs_SUPPORTED | |
| # ifndef PNG_oFFs_SUPPORTED | |
| # define PNG_oFFs_SUPPORTED | |
| # endif | |
| #endif | |
| #ifndef PNG_NO_WRITE_pCAL | |
| # define PNG_WRITE_pCAL_SUPPORTED | |
| # ifndef PNG_pCAL_SUPPORTED | |
| # define PNG_pCAL_SUPPORTED | |
| # endif | |
| #endif | |
| #ifndef PNG_NO_WRITE_sCAL | |
| # define PNG_WRITE_sCAL_SUPPORTED | |
| # ifndef PNG_sCAL_SUPPORTED | |
| # define PNG_sCAL_SUPPORTED | |
| # endif | |
| #endif | |
| #ifndef PNG_NO_WRITE_pHYs | |
| # define PNG_WRITE_pHYs_SUPPORTED | |
| # ifndef PNG_pHYs_SUPPORTED | |
| # define PNG_pHYs_SUPPORTED | |
| # endif | |
| #endif | |
| #ifndef PNG_NO_WRITE_sBIT | |
| # define PNG_WRITE_sBIT_SUPPORTED | |
| # ifndef PNG_sBIT_SUPPORTED | |
| # define PNG_sBIT_SUPPORTED | |
| # endif | |
| #endif | |
| #ifndef PNG_NO_WRITE_sPLT | |
| # define PNG_WRITE_sPLT_SUPPORTED | |
| # ifndef PNG_sPLT_SUPPORTED | |
| # define PNG_sPLT_SUPPORTED | |
| # endif | |
| #endif | |
| #ifndef PNG_NO_WRITE_sRGB | |
| # define PNG_WRITE_sRGB_SUPPORTED | |
| # ifndef PNG_sRGB_SUPPORTED | |
| # define PNG_sRGB_SUPPORTED | |
| # endif | |
| #endif | |
| #ifndef PNG_NO_WRITE_tEXt | |
| # define PNG_WRITE_tEXt_SUPPORTED | |
| # ifndef PNG_tEXt_SUPPORTED | |
| # define PNG_tEXt_SUPPORTED | |
| # endif | |
| #endif | |
| #ifndef PNG_NO_WRITE_tIME | |
| # define PNG_WRITE_tIME_SUPPORTED | |
| # ifndef PNG_tIME_SUPPORTED | |
| # define PNG_tIME_SUPPORTED | |
| # endif | |
| #endif | |
| #ifndef PNG_NO_WRITE_tRNS | |
| # define PNG_WRITE_tRNS_SUPPORTED | |
| # ifndef PNG_tRNS_SUPPORTED | |
| # define PNG_tRNS_SUPPORTED | |
| # endif | |
| #endif | |
| #ifndef PNG_NO_WRITE_zTXt | |
| # define PNG_WRITE_zTXt_SUPPORTED | |
| # ifndef PNG_zTXt_SUPPORTED | |
| # define PNG_zTXt_SUPPORTED | |
| # endif | |
| #endif | |
| #if defined(PNG_WRITE_iTXt_SUPPORTED) || defined(PNG_WRITE_tEXt_SUPPORTED) || \ | |
| defined(PNG_WRITE_zTXt_SUPPORTED) | |
| # define PNG_WRITE_TEXT_SUPPORTED | |
| # ifndef PNG_TEXT_SUPPORTED | |
| # define PNG_TEXT_SUPPORTED | |
| # endif | |
| #endif | |
| #ifdef PNG_WRITE_tIME_SUPPORTED | |
| # ifndef PNG_NO_CONVERT_tIME | |
| # ifndef _WIN32_WCE | |
| /* The "tm" structure is not supported on WindowsCE */ | |
| # ifndef PNG_CONVERT_tIME_SUPPORTED | |
| # define PNG_CONVERT_tIME_SUPPORTED | |
| # endif | |
| # endif | |
| # endif | |
| #endif | |
| #endif /* PNG_WRITE_ANCILLARY_CHUNKS_SUPPORTED */ | |
| #if !defined(PNG_NO_WRITE_FILTER) && !defined(PNG_WRITE_FILTER_SUPPORTED) | |
| # define PNG_WRITE_FILTER_SUPPORTED | |
| #endif | |
| #ifndef PNG_NO_WRITE_UNKNOWN_CHUNKS | |
| # define PNG_WRITE_UNKNOWN_CHUNKS_SUPPORTED | |
| # ifndef PNG_UNKNOWN_CHUNKS_SUPPORTED | |
| # define PNG_UNKNOWN_CHUNKS_SUPPORTED | |
| # endif | |
| #endif | |
| #ifndef PNG_NO_HANDLE_AS_UNKNOWN | |
| # ifndef PNG_HANDLE_AS_UNKNOWN_SUPPORTED | |
| # define PNG_HANDLE_AS_UNKNOWN_SUPPORTED | |
| # endif | |
| #endif | |
| #endif /* PNG_WRITE_SUPPORTED */ | |
| /* Turn this off to disable png_read_png() and | |
| * png_write_png() and leave the row_pointers member | |
| * out of the info structure. | |
| */ | |
| #ifndef PNG_NO_INFO_IMAGE | |
| # define PNG_INFO_IMAGE_SUPPORTED | |
| #endif | |
| /* Need the time information for converting tIME chunks */ | |
| #ifdef PNG_CONVERT_tIME_SUPPORTED | |
| /* "time.h" functions are not supported on WindowsCE */ | |
| # include <time.h> | |
| #endif | |
| /* Some typedefs to get us started. These should be safe on most of the | |
| * common platforms. The typedefs should be at least as large as the | |
| * numbers suggest (a png_uint_32 must be at least 32 bits long), but they | |
| * don't have to be exactly that size. Some compilers dislike passing | |
| * unsigned shorts as function parameters, so you may be better off using | |
| * unsigned int for png_uint_16. Likewise, for 64-bit systems, you may | |
| * want to have unsigned int for png_uint_32 instead of unsigned long. | |
| */ | |
| typedef unsigned long png_uint_32; | |
| typedef long png_int_32; | |
| typedef unsigned short png_uint_16; | |
| typedef short png_int_16; | |
| typedef unsigned char png_byte; | |
| /* This is usually size_t. It is typedef'ed just in case you need it to | |
| change (I'm not sure if you will or not, so I thought I'd be safe) */ | |
| #ifdef PNG_SIZE_T | |
| typedef PNG_SIZE_T png_size_t; | |
| # define png_sizeof(x) png_convert_size(sizeof(x)) | |
| #else | |
| typedef size_t png_size_t; | |
| # define png_sizeof(x) sizeof(x) | |
| #endif | |
| /* The following is needed for medium model support. It cannot be in the | |
| * PNG_INTERNAL section. Needs modification for other compilers besides | |
| * MSC. Model independent support declares all arrays and pointers to be | |
| * large using the far keyword. The zlib version used must also support | |
| * model independent data. As of version zlib 1.0.4, the necessary changes | |
| * have been made in zlib. The USE_FAR_KEYWORD define triggers other | |
| * changes that are needed. (Tim Wegner) | |
| */ | |
| /* Separate compiler dependencies (problem here is that zlib.h always | |
| defines FAR. (SJT) */ | |
| #ifdef __BORLANDC__ | |
| # if defined(__LARGE__) || defined(__HUGE__) || defined(__COMPACT__) | |
| # define LDATA 1 | |
| # else | |
| # define LDATA 0 | |
| # endif | |
| /* GRR: why is Cygwin in here? Cygwin is not Borland C... */ | |
| # if !defined(__WIN32__) && !defined(__FLAT__) && !defined(__CYGWIN__) | |
| # define PNG_MAX_MALLOC_64K | |
| # if (LDATA != 1) | |
| # ifndef FAR | |
| # define FAR __far | |
| # endif | |
| # define USE_FAR_KEYWORD | |
| # endif /* LDATA != 1 */ | |
| /* Possibly useful for moving data out of default segment. | |
| * Uncomment it if you want. Could also define FARDATA as | |
| * const if your compiler supports it. (SJT) | |
| # define FARDATA FAR | |
| */ | |
| # endif /* __WIN32__, __FLAT__, __CYGWIN__ */ | |
| #endif /* __BORLANDC__ */ | |
| /* Suggest testing for specific compiler first before testing for | |
| * FAR. The Watcom compiler defines both __MEDIUM__ and M_I86MM, | |
| * making reliance oncertain keywords suspect. (SJT) | |
| */ | |
| /* MSC Medium model */ | |
| #ifdef FAR | |
| # ifdef M_I86MM | |
| # define USE_FAR_KEYWORD | |
| # define FARDATA FAR | |
| # include <dos.h> | |
| # endif | |
| #endif | |
| /* SJT: default case */ | |
| #ifndef FAR | |
| # define FAR | |
| #endif | |
| /* At this point FAR is always defined */ | |
| #ifndef FARDATA | |
| # define FARDATA | |
| #endif | |
| /* Typedef for floating-point numbers that are converted | |
| to fixed-point with a multiple of 100,000, e.g., int_gamma */ | |
| typedef png_int_32 png_fixed_point; | |
| /* Add typedefs for pointers */ | |
| typedef void FAR * png_voidp; | |
| typedef png_byte FAR * png_bytep; | |
| typedef png_uint_32 FAR * png_uint_32p; | |
| typedef png_int_32 FAR * png_int_32p; | |
| typedef png_uint_16 FAR * png_uint_16p; | |
| typedef png_int_16 FAR * png_int_16p; | |
| typedef PNG_CONST char FAR * png_const_charp; | |
| typedef char FAR * png_charp; | |
| typedef png_fixed_point FAR * png_fixed_point_p; | |
| #ifndef PNG_NO_STDIO | |
| #ifdef _WIN32_WCE | |
| typedef HANDLE png_FILE_p; | |
| #else | |
| typedef FILE * png_FILE_p; | |
| #endif | |
| #endif | |
| #ifdef PNG_FLOATING_POINT_SUPPORTED | |
| typedef double FAR * png_doublep; | |
| #endif | |
| /* Pointers to pointers; i.e. arrays */ | |
| typedef png_byte FAR * FAR * png_bytepp; | |
| typedef png_uint_32 FAR * FAR * png_uint_32pp; | |
| typedef png_int_32 FAR * FAR * png_int_32pp; | |
| typedef png_uint_16 FAR * FAR * png_uint_16pp; | |
| typedef png_int_16 FAR * FAR * png_int_16pp; | |
| typedef PNG_CONST char FAR * FAR * png_const_charpp; | |
| typedef char FAR * FAR * png_charpp; | |
| typedef png_fixed_point FAR * FAR * png_fixed_point_pp; | |
| #ifdef PNG_FLOATING_POINT_SUPPORTED | |
| typedef double FAR * FAR * png_doublepp; | |
| #endif | |
| /* Pointers to pointers to pointers; i.e., pointer to array */ | |
| typedef char FAR * FAR * FAR * png_charppp; | |
| #if defined(PNG_1_0_X) || defined(PNG_1_2_X) | |
| /* SPC - Is this stuff deprecated? */ | |
| /* It'll be removed as of libpng-1.4.0 - GR-P */ | |
| /* libpng typedefs for types in zlib. If zlib changes | |
| * or another compression library is used, then change these. | |
| * Eliminates need to change all the source files. | |
| */ | |
| typedef charf * png_zcharp; | |
| typedef charf * FAR * png_zcharpp; | |
| typedef z_stream FAR * png_zstreamp; | |
| #endif /* (PNG_1_0_X) || defined(PNG_1_2_X) */ | |
| /* | |
| * Define PNG_BUILD_DLL if the module being built is a Windows | |
| * LIBPNG DLL. | |
| * | |
| * Define PNG_USE_DLL if you want to *link* to the Windows LIBPNG DLL. | |
| * It is equivalent to Microsoft predefined macro _DLL that is | |
| * automatically defined when you compile using the share | |
| * version of the CRT (C Run-Time library) | |
| * | |
| * The cygwin mods make this behavior a little different: | |
| * Define PNG_BUILD_DLL if you are building a dll for use with cygwin | |
| * Define PNG_STATIC if you are building a static library for use with cygwin, | |
| * -or- if you are building an application that you want to link to the | |
| * static library. | |
| * PNG_USE_DLL is defined by default (no user action needed) unless one of | |
| * the other flags is defined. | |
| */ | |
| #if !defined(PNG_DLL) && (defined(PNG_BUILD_DLL) || defined(PNG_USE_DLL)) | |
| # define PNG_DLL | |
| #endif | |
| /* If CYGWIN, then disallow GLOBAL ARRAYS unless building a static lib. | |
| * When building a static lib, default to no GLOBAL ARRAYS, but allow | |
| * command-line override | |
| */ | |
| #ifdef __CYGWIN__ | |
| # ifndef PNG_STATIC | |
| # ifdef PNG_USE_GLOBAL_ARRAYS | |
| # undef PNG_USE_GLOBAL_ARRAYS | |
| # endif | |
| # ifndef PNG_USE_LOCAL_ARRAYS | |
| # define PNG_USE_LOCAL_ARRAYS | |
| # endif | |
| # else | |
| # if defined(PNG_USE_LOCAL_ARRAYS) || defined(PNG_NO_GLOBAL_ARRAYS) | |
| # ifdef PNG_USE_GLOBAL_ARRAYS | |
| # undef PNG_USE_GLOBAL_ARRAYS | |
| # endif | |
| # endif | |
| # endif | |
| # if !defined(PNG_USE_LOCAL_ARRAYS) && !defined(PNG_USE_GLOBAL_ARRAYS) | |
| # define PNG_USE_LOCAL_ARRAYS | |
| # endif | |
| #endif | |
| /* Do not use global arrays (helps with building DLL's) | |
| * They are no longer used in libpng itself, since version 1.0.5c, | |
| * but might be required for some pre-1.0.5c applications. | |
| */ | |
| #if !defined(PNG_USE_LOCAL_ARRAYS) && !defined(PNG_USE_GLOBAL_ARRAYS) | |
| # if defined(PNG_NO_GLOBAL_ARRAYS) || \ | |
| (defined(__GNUC__) && defined(PNG_DLL)) || defined(_MSC_VER) | |
| # define PNG_USE_LOCAL_ARRAYS | |
| # else | |
| # define PNG_USE_GLOBAL_ARRAYS | |
| # endif | |
| #endif | |
| #ifdef __CYGWIN__ | |
| # undef PNGAPI | |
| # define PNGAPI __cdecl | |
| # undef PNG_IMPEXP | |
| # define PNG_IMPEXP | |
| #endif | |
| /* If you define PNGAPI, e.g., with compiler option "-DPNGAPI=__stdcall", | |
| * you may get warnings regarding the linkage of png_zalloc and png_zfree. | |
| * Don't ignore those warnings; you must also reset the default calling | |
| * convention in your compiler to match your PNGAPI, and you must build | |
| * zlib and your applications the same way you build libpng. | |
| */ | |
| #if defined(__MINGW32__) && !defined(PNG_MODULEDEF) | |
| # ifndef PNG_NO_MODULEDEF | |
| # define PNG_NO_MODULEDEF | |
| # endif | |
| #endif | |
| #if !defined(PNG_IMPEXP) && defined(PNG_BUILD_DLL) && !defined(PNG_NO_MODULEDEF) | |
| # define PNG_IMPEXP | |
| #endif | |
| #if defined(PNG_DLL) || defined(_DLL) || defined(__DLL__ ) || \ | |
| (( defined(_Windows) || defined(_WINDOWS) || \ | |
| defined(WIN32) || defined(_WIN32) || defined(__WIN32__) )) | |
| # ifndef PNGAPI | |
| # if defined(__GNUC__) || (defined (_MSC_VER) && (_MSC_VER >= 800)) | |
| # define PNGAPI __cdecl | |
| # else | |
| # define PNGAPI _cdecl | |
| # endif | |
| # endif | |
| # if !defined(PNG_IMPEXP) && (!defined(PNG_DLL) || \ | |
| 0 /* WINCOMPILER_WITH_NO_SUPPORT_FOR_DECLIMPEXP */) | |
| # define PNG_IMPEXP | |
| # endif | |
| # ifndef PNG_IMPEXP | |
| # define PNG_EXPORT_TYPE1(type,symbol) PNG_IMPEXP type PNGAPI symbol | |
| # define PNG_EXPORT_TYPE2(type,symbol) type PNG_IMPEXP PNGAPI symbol | |
| /* Borland/Microsoft */ | |
| # if defined(_MSC_VER) || defined(__BORLANDC__) | |
| # if (_MSC_VER >= 800) || (__BORLANDC__ >= 0x500) | |
| # define PNG_EXPORT PNG_EXPORT_TYPE1 | |
| # else | |
| # define PNG_EXPORT PNG_EXPORT_TYPE2 | |
| # ifdef PNG_BUILD_DLL | |
| # define PNG_IMPEXP __export | |
| # else | |
| # define PNG_IMPEXP /*__import */ /* doesn't exist AFAIK in | |
| VC++ */ | |
| # endif /* Exists in Borland C++ for | |
| C++ classes (== huge) */ | |
| # endif | |
| # endif | |
| # ifndef PNG_IMPEXP | |
| # ifdef PNG_BUILD_DLL | |
| # define PNG_IMPEXP __declspec(dllexport) | |
| # else | |
| # define PNG_IMPEXP __declspec(dllimport) | |
| # endif | |
| # endif | |
| # endif /* PNG_IMPEXP */ | |
| #else /* !(DLL || non-cygwin WINDOWS) */ | |
| # if (defined(__IBMC__) || defined(__IBMCPP__)) && defined(__OS2__) | |
| # ifndef PNGAPI | |
| # define PNGAPI _System | |
| # endif | |
| # else | |
| # if 0 /* ... other platforms, with other meanings */ | |
| # endif | |
| # endif | |
| #endif | |
| #ifndef PNGAPI | |
| # define PNGAPI | |
| #endif | |
| #ifndef PNG_IMPEXP | |
| # define PNG_IMPEXP | |
| #endif | |
| #ifdef PNG_BUILDSYMS | |
| # ifndef PNG_EXPORT | |
| # define PNG_EXPORT(type,symbol) PNG_FUNCTION_EXPORT symbol END | |
| # endif | |
| # ifdef PNG_USE_GLOBAL_ARRAYS | |
| # ifndef PNG_EXPORT_VAR | |
| # define PNG_EXPORT_VAR(type) PNG_DATA_EXPORT | |
| # endif | |
| # endif | |
| #endif | |
| #ifndef PNG_EXPORT | |
| # define PNG_EXPORT(type,symbol) PNG_IMPEXP type PNGAPI symbol | |
| #endif | |
| #ifdef PNG_USE_GLOBAL_ARRAYS | |
| # ifndef PNG_EXPORT_VAR | |
| # define PNG_EXPORT_VAR(type) extern PNG_IMPEXP type | |
| # endif | |
| #endif | |
| #ifdef PNG_PEDANTIC_WARNINGS | |
| # ifndef PNG_PEDANTIC_WARNINGS_SUPPORTED | |
| # define PNG_PEDANTIC_WARNINGS_SUPPORTED | |
| # endif | |
| #endif | |
| #ifdef PNG_PEDANTIC_WARNINGS_SUPPORTED | |
| /* Support for compiler specific function attributes. These are used | |
| * so that where compiler support is available incorrect use of API | |
| * functions in png.h will generate compiler warnings. Added at libpng | |
| * version 1.2.41. | |
| */ | |
| # ifdef __GNUC__ | |
| # ifndef PNG_USE_RESULT | |
| # define PNG_USE_RESULT __attribute__((__warn_unused_result__)) | |
| # endif | |
| # ifndef PNG_NORETURN | |
| # define PNG_NORETURN __attribute__((__noreturn__)) | |
| # endif | |
| # ifndef PNG_ALLOCATED | |
| # define PNG_ALLOCATED __attribute__((__malloc__)) | |
| # endif | |
| /* This specifically protects structure members that should only be | |
| * accessed from within the library, therefore should be empty during | |
| * a library build. | |
| */ | |
| # ifndef PNG_DEPRECATED | |
| # define PNG_DEPRECATED __attribute__((__deprecated__)) | |
| # endif | |
| # ifndef PNG_DEPSTRUCT | |
| # define PNG_DEPSTRUCT __attribute__((__deprecated__)) | |
| # endif | |
| # ifndef PNG_PRIVATE | |
| # if 0 /* Doesn't work so we use deprecated instead*/ | |
| # define PNG_PRIVATE \ | |
| __attribute__((warning("This function is not exported by libpng."))) | |
| # else | |
| # define PNG_PRIVATE \ | |
| __attribute__((__deprecated__)) | |
| # endif | |
| # endif /* PNG_PRIVATE */ | |
| # endif /* __GNUC__ */ | |
| #endif /* PNG_PEDANTIC_WARNINGS */ | |
| #ifndef PNG_DEPRECATED | |
| # define PNG_DEPRECATED /* Use of this function is deprecated */ | |
| #endif | |
| #ifndef PNG_USE_RESULT | |
| # define PNG_USE_RESULT /* The result of this function must be checked */ | |
| #endif | |
| #ifndef PNG_NORETURN | |
| # define PNG_NORETURN /* This function does not return */ | |
| #endif | |
| #ifndef PNG_ALLOCATED | |
| # define PNG_ALLOCATED /* The result of the function is new memory */ | |
| #endif | |
| #ifndef PNG_DEPSTRUCT | |
| # define PNG_DEPSTRUCT /* Access to this struct member is deprecated */ | |
| #endif | |
| #ifndef PNG_PRIVATE | |
| # define PNG_PRIVATE /* This is a private libpng function */ | |
| #endif | |
| /* User may want to use these so they are not in PNG_INTERNAL. Any library | |
| * functions that are passed far data must be model independent. | |
| */ | |
| #ifndef PNG_ABORT | |
| # define PNG_ABORT() abort() | |
| #endif | |
| #ifdef PNG_SETJMP_SUPPORTED | |
| # define png_jmpbuf(png_ptr) ((png_ptr)->jmpbuf) | |
| #else | |
| # define png_jmpbuf(png_ptr) \ | |
| (LIBPNG_WAS_COMPILED_WITH__PNG_SETJMP_NOT_SUPPORTED) | |
| #endif | |
| #ifdef USE_FAR_KEYWORD /* memory model independent fns */ | |
| /* Use this to make far-to-near assignments */ | |
| # define CHECK 1 | |
| # define NOCHECK 0 | |
| # define CVT_PTR(ptr) (png_far_to_near(png_ptr,ptr,CHECK)) | |
| # define CVT_PTR_NOCHECK(ptr) (png_far_to_near(png_ptr,ptr,NOCHECK)) | |
| # define png_snprintf _fsnprintf /* Added to v 1.2.19 */ | |
| # define png_strlen _fstrlen | |
| # define png_memcmp _fmemcmp /* SJT: added */ | |
| # define png_memcpy _fmemcpy | |
| # define png_memset _fmemset | |
| #else /* Use the usual functions */ | |
| # define CVT_PTR(ptr) (ptr) | |
| # define CVT_PTR_NOCHECK(ptr) (ptr) | |
| # ifndef PNG_NO_SNPRINTF | |
| # ifdef _MSC_VER | |
| # define png_snprintf _snprintf /* Added to v 1.2.19 */ | |
| # define png_snprintf2 _snprintf | |
| # define png_snprintf6 _snprintf | |
| # else | |
| # define png_snprintf snprintf /* Added to v 1.2.19 */ | |
| # define png_snprintf2 snprintf | |
| # define png_snprintf6 snprintf | |
| # endif | |
| # else | |
| /* You don't have or don't want to use snprintf(). Caution: Using | |
| * sprintf instead of snprintf exposes your application to accidental | |
| * or malevolent buffer overflows. If you don't have snprintf() | |
| * as a general rule you should provide one (you can get one from | |
| * Portable OpenSSH). | |
| */ | |
| # define png_snprintf(s1,n,fmt,x1) sprintf(s1,fmt,x1) | |
| # define png_snprintf2(s1,n,fmt,x1,x2) sprintf(s1,fmt,x1,x2) | |
| # define png_snprintf6(s1,n,fmt,x1,x2,x3,x4,x5,x6) \ | |
| sprintf(s1,fmt,x1,x2,x3,x4,x5,x6) | |
| # endif | |
| # define png_strlen strlen | |
| # define png_memcmp memcmp /* SJT: added */ | |
| # define png_memcpy memcpy | |
| # define png_memset memset | |
| #endif | |
| /* End of memory model independent support */ | |
| /* Just a little check that someone hasn't tried to define something | |
| * contradictory. | |
| */ | |
| #if (PNG_ZBUF_SIZE > 65536L) && defined(PNG_MAX_MALLOC_64K) | |
| # undef PNG_ZBUF_SIZE | |
| # define PNG_ZBUF_SIZE 65536L | |
| #endif | |
| /* Added at libpng-1.2.8 */ | |
| #endif /* PNG_VERSION_INFO_ONLY */ | |
| #endif /* PNGCONF_H */ |