http://www.ousob.com --- Legacy Redefined OuSob - File: /wwwroot/clipx/usr/include/libpng/pngconf.h

/* pngconf.h - machine configurable file for libpng * * libpng version 1.2.8 - December 3, 2004 * For conditions of distribution and use, see copyright notice in png.h * Copyright (c) 1998-2004 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.) */ /* * special modification for suse: * commented out hack for setjmp to avoid compile trouble */ /* 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 /* * 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 #include "pngusr.h" #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 */ /* 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 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. */ #if defined(__CYGWIN__) # if defined(ALL_STATIC) # if defined(PNG_BUILD_DLL) # undef PNG_BUILD_DLL # endif # if defined(PNG_USE_DLL) # undef PNG_USE_DLL # endif # if defined(PNG_DLL) # undef PNG_DLL # endif # if !defined(PNG_STATIC) # define PNG_STATIC # endif # else # if defined (PNG_BUILD_DLL) # if defined(PNG_STATIC) # undef PNG_STATIC # endif # if defined(PNG_USE_DLL) # undef PNG_USE_DLL # endif # if !defined(PNG_DLL) # define PNG_DLL # endif # else # if defined(PNG_STATIC) # if defined(PNG_USE_DLL) # undef PNG_USE_DLL # endif # if defined(PNG_DLL) # undef PNG_DLL # endif # else # if !defined(PNG_USE_DLL) # define PNG_USE_DLL # endif # if !defined(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(_WIN32_WCE) # include <windows.h> /* Console I/O functions are not supported on WindowsCE */ # define PNG_NO_CONSOLE_IO # 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 # if !defined(_WIN32_WCE) /* "stdio.h" functions are not supported on WindowsCE */ # include <stdio.h> # endif # 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. * # 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. * __png.h__ already includes setjmp.h; * __dont__ include it again.; * # endif * # endif __linux__ */ /* include setjmp.h for error handling */ # include <setjmp.h> # ifdef __linux__ # ifdef PNG_SAVE_BSD_SOURCE # define _BSD_SOURCE # 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. */ #if defined(PNG_FLOATING_POINT_SUPPORTED) # if defined(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 is supported. It is turned off by default, 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-1.3.0. */ #ifndef PNG_iTXt_SUPPORTED # if !defined(PNG_READ_iTXt_SUPPORTED) && !defined(PNG_NO_READ_iTXt) # define PNG_NO_READ_iTXt # endif # if !defined(PNG_WRITE_iTXt_SUPPORTED) && !defined(PNG_NO_WRITE_iTXt) # define PNG_NO_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_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 #if defined(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 */ #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 line: */ #define PNG_READ_INTERLACING_SUPPORTED /* required for 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 /* 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 /* PNG_READ_SUPPORTED */ #if defined(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_NO_WRITE_INVERT_ALPHA # define PNG_WRITE_INVERT_ALPHA_SUPPORTED # endif # ifndef PNG_NO_WRITE_USER_TRANSFORM # define PNG_WRITE_USER_TRANSFORM_SUPPORTED # endif #endif /* PNG_WRITE_TRANSFORMS_SUPPORTED */ #define PNG_WRITE_INTERLACING_SUPPORTED /* not required for PNG-compliant encoders, but can cause trouble if left undefined */ #if !defined(PNG_NO_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 /* Deprecated, see PNG_MNG_FEATURES_SUPPORTED, above */ #ifndef PNG_NO_WRITE_EMPTY_PLTE # define PNG_WRITE_EMPTY_PLTE_SUPPORTED #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 even when PNG_USE_PNGVCRD or PNG_USE_PNGGCCRD is not defined */ #if defined(PNG_READ_SUPPORTED) && !defined(PNG_NO_ASSEMBLER_CODE) # ifndef PNG_ASSEMBLER_CODE_SUPPORTED # define PNG_ASSEMBLER_CODE_SUPPORTED # endif # if !defined(PNG_MMX_CODE_SUPPORTED) && !defined(PNG_NO_MMX_CODE) # define PNG_MMX_CODE_SUPPORTED # endif #endif /* If you are sure that you don't need thread safety and you are compiling with PNG_USE_PNGCCRD for an MMX application, you can define this for faster execution. See pnggccrd.c. #define PNG_THREAD_UNSAFE_OK */ #if !defined(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 */ #if !defined(PNG_1_0_X) #ifndef PNG_SET_USER_LIMITS_SUPPORTED #if !defined(PNG_NO_SET_USER_LIMITS) && !defined(PNG_SET_USER_LIMITS_SUPPORTED) # define PNG_SET_USER_LIMITS_SUPPORTED #endif #endif #endif /* PNG_1_0_X */ /* 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 /* 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 */ /* 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_UNKNOWN_CHUNKS # define PNG_READ_UNKNOWN_CHUNKS_SUPPORTED # ifndef PNG_UNKNOWN_CHUNKS_SUPPORTED # define PNG_UNKNOWN_CHUNKS_SUPPORTED # endif # ifndef PNG_NO_HANDLE_AS_UNKNOWN # define PNG_HANDLE_AS_UNKNOWN_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_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 */ #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 #ifndef PNG_NO_WRITE_UNKNOWN_CHUNKS # define PNG_WRITE_UNKNOWN_CHUNKS_SUPPORTED # ifndef PNG_UNKNOWN_CHUNKS_SUPPORTED # define PNG_UNKNOWN_CHUNKS_SUPPORTED # endif # ifndef PNG_NO_HANDLE_AS_UNKNOWN # ifndef PNG_HANDLE_AS_UNKNOWN_SUPPORTED # define PNG_HANDLE_AS_UNKNOWN_SUPPORTED # endif # 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 #endif /* PNG_WRITE_ANCILLARY_CHUNKS_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 reading tIME chunks */ #if defined(PNG_tIME_SUPPORTED) # if !defined(_WIN32_WCE) /* "time.h" functions are not supported on WindowsCE */ # include <time.h> # endif #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 */ #if defined(FAR) # if defined(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 #if defined(_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-1.3.0 - 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 */ #if defined(__CYGWIN__) # if !defined(PNG_STATIC) # if defined(PNG_USE_GLOBAL_ARRAYS) # undef PNG_USE_GLOBAL_ARRAYS # endif # if !defined(PNG_USE_LOCAL_ARRAYS) # define PNG_USE_LOCAL_ARRAYS # endif # else # if defined(PNG_USE_LOCAL_ARRAYS) || defined(PNG_NO_GLOBAL_ARRAYS) # if defined(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)) # define PNG_USE_LOCAL_ARRAYS # else # define PNG_USE_GLOBAL_ARRAYS # endif #endif #if defined(__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 # if !defined(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 # if defined(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 # if !defined(PNG_IMPEXP) # if defined(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 /* 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 #if defined(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_strcpy _fstrcpy # define png_strncpy _fstrncpy /* Added to v 1.2.6 */ # 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) # define png_strcpy strcpy # define png_strncpy strncpy /* Added to v 1.2.6 */ # 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 #ifdef PNG_READ_SUPPORTED /* Prior to libpng-1.0.9, this block was in pngasmrd.h */ #if defined(PNG_INTERNAL) /* These are the default thresholds before the MMX code kicks in; if either * rowbytes or bitdepth is below the threshold, plain C code is used. These * can be overridden at runtime via the png_set_mmx_thresholds() call in * libpng 1.2.0 and later. The values below were chosen by Intel. */ #ifndef PNG_MMX_ROWBYTES_THRESHOLD_DEFAULT # define PNG_MMX_ROWBYTES_THRESHOLD_DEFAULT 128 /* >= */ #endif #ifndef PNG_MMX_BITDEPTH_THRESHOLD_DEFAULT # define PNG_MMX_BITDEPTH_THRESHOLD_DEFAULT 9 /* >= */ #endif /* Set this in the makefile for VC++ on Pentium, not here. */ /* Platform must be Pentium. Makefile must assemble and load pngvcrd.c . * MMX will be detected at run time and used if present. */ #ifdef PNG_USE_PNGVCRD # define PNG_HAVE_ASSEMBLER_COMBINE_ROW # define PNG_HAVE_ASSEMBLER_READ_INTERLACE # define PNG_HAVE_ASSEMBLER_READ_FILTER_ROW #endif /* Set this in the makefile for gcc/as on Pentium, not here. */ /* Platform must be Pentium. Makefile must assemble and load pnggccrd.c . * MMX will be detected at run time and used if present. */ #ifdef PNG_USE_PNGGCCRD # define PNG_HAVE_ASSEMBLER_COMBINE_ROW # define PNG_HAVE_ASSEMBLER_READ_INTERLACE # define PNG_HAVE_ASSEMBLER_READ_FILTER_ROW #endif /* - see pnggccrd.c for info about what is currently enabled */ #endif /* PNG_INTERNAL */ #endif /* PNG_READ_SUPPORTED */ /* Added at libpng-1.2.8 */ #endif /* PNG_VERSION_INFO_ONLY */ #endif /* PNGCONF_H */