diff options
Diffstat (limited to 'libpng/png.h')
| -rw-r--r-- | libpng/png.h | 76 |
1 files changed, 44 insertions, 32 deletions
diff --git a/libpng/png.h b/libpng/png.h index f0944631e..4c873f5c2 100644 --- a/libpng/png.h +++ b/libpng/png.h @@ -1,9 +1,9 @@ /* png.h - header file for PNG reference library * - * libpng version 1.6.26, October 20, 2016 + * libpng version 1.6.34, September 29, 2017 * - * Copyright (c) 1998-2002,2004,2006-2016 Glenn Randers-Pehrson + * Copyright (c) 1998-2002,2004,2006-2017 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.) * @@ -12,7 +12,7 @@ * Authors and maintainers: * libpng versions 0.71, May 1995, through 0.88, January 1996: Guy Schalnat * libpng versions 0.89, June 1996, through 0.96, May 1997: Andreas Dilger - * libpng versions 0.97, January 1998, through 1.6.26, October 20, 2016: + * libpng versions 0.97, January 1998, through 1.6.34, September 29, 2017: * Glenn Randers-Pehrson. * See also "Contributing Authors", below. */ @@ -25,12 +25,8 @@ * * This code is released under the libpng license. * - * Some files in the "contrib" directory and some configure-generated - * files that are distributed with libpng have other copyright owners and - * are released under other open source licenses. - * - * libpng versions 1.0.7, July 1, 2000 through 1.6.26, October 20, 2016 are - * Copyright (c) 2000-2002, 2004, 2006-2016 Glenn Randers-Pehrson, are + * libpng versions 1.0.7, July 1, 2000 through 1.6.34, September 29, 2017 are + * Copyright (c) 2000-2002, 2004, 2006-2017 Glenn Randers-Pehrson, are * derived from libpng-1.0.6, and are distributed according to the same * disclaimer and license as libpng-1.0.6 with the following individuals * added to the list of Contributing Authors: @@ -42,6 +38,8 @@ * Gilles Vollant * James Yu * Mandar Sahastrabuddhe + * Google Inc. + * Vadim Barkov * * and with the following additions to the disclaimer: * @@ -52,10 +50,10 @@ * risk of satisfactory quality, performance, accuracy, and effort is with * the user. * - * Some files in the "contrib" directory have other copyright owners and + * Some files in the "contrib" directory and some configure-generated + * files that are distributed with libpng have other copyright owners and * are released under other open source licenses. * - * * libpng versions 0.97, January 1998, through 1.0.6, March 20, 2000, are * Copyright (c) 1998-2000 Glenn Randers-Pehrson, are derived from * libpng-0.96, and are distributed according to the same disclaimer and @@ -66,9 +64,6 @@ * Glenn Randers-Pehrson * Willem van Schaik * - * Some files in the "scripts" directory have different copyright owners - * but are also released under this license. - * * libpng versions 0.89, June 1996, through 0.96, May 1997, are * Copyright (c) 1996-1997 Andreas Dilger, are derived from libpng-0.88, * and are distributed according to the same disclaimer and license as @@ -214,11 +209,11 @@ * ... * 1.0.19 10 10019 10.so.0.19[.0] * ... - * 1.2.56 13 10256 12.so.0.56[.0] + * 1.2.59 13 10257 12.so.0.59[.0] * ... - * 1.5.27 15 10527 15.so.15.27[.0] + * 1.5.30 15 10527 15.so.15.30[.0] * ... - * 1.6.26 16 10626 16.so.16.26[.0] + * 1.6.34 16 10633 16.so.16.34[.0] * * Henceforth the source version will match the shared-library major * and minor numbers; the shared-library major version number will be @@ -239,20 +234,20 @@ * * See libpng.txt or libpng.3 for more information. The PNG specification * is available as a W3C Recommendation and as an ISO Specification, - * <http://www.w3.org/TR/2003/REC-PNG-20031110/ + * <https://www.w3.org/TR/2003/REC-PNG-20031110/ */ /* * Y2K compliance in libpng: * ========================= * - * October 20, 2016 + * September 29, 2017 * * Since the PNG Development group is an ad-hoc body, we can't make * an official declaration. * * This is your unofficial assurance that libpng from version 0.71 and - * upward through 1.6.26 are Y2K compliant. It is my belief that + * upward through 1.6.34 are Y2K compliant. It is my belief that * earlier versions were also Y2K compliant. * * Libpng only has two year fields. One is a 2-byte unsigned integer @@ -314,8 +309,8 @@ */ /* Version information for png.h - this should match the version in png.c */ -#define PNG_LIBPNG_VER_STRING "1.6.26" -#define PNG_HEADER_VERSION_STRING " libpng version 1.6.26 - October 20, 2016\n" +#define PNG_LIBPNG_VER_STRING "1.6.34" +#define PNG_HEADER_VERSION_STRING " libpng version 1.6.34 - September 29, 2017\n" #define PNG_LIBPNG_VER_SONUM 16 #define PNG_LIBPNG_VER_DLLNUM 16 @@ -323,7 +318,7 @@ /* These should match the first 3 components of PNG_LIBPNG_VER_STRING: */ #define PNG_LIBPNG_VER_MAJOR 1 #define PNG_LIBPNG_VER_MINOR 6 -#define PNG_LIBPNG_VER_RELEASE 26 +#define PNG_LIBPNG_VER_RELEASE 34 /* This should match the numeric part of the final component of * PNG_LIBPNG_VER_STRING, omitting any leading zero: @@ -354,7 +349,7 @@ * version 1.0.0 was mis-numbered 100 instead of 10000). From * version 1.0.1 it's xxyyzz, where x=major, y=minor, z=release */ -#define PNG_LIBPNG_VER 10626 /* 1.6.26 */ +#define PNG_LIBPNG_VER 10634 /* 1.6.34 */ /* Library configuration: these options cannot be changed after * the library has been built. @@ -464,7 +459,7 @@ extern "C" { /* This triggers a compiler error in png.c, if png.c and png.h * do not agree upon the version number. */ -typedef char* png_libpng_version_1_6_26; +typedef char* png_libpng_version_1_6_34; /* Basic control structions. Read libpng-manual.txt or libpng.3 for more info. * @@ -781,6 +776,7 @@ typedef png_unknown_chunk * * png_unknown_chunkpp; #define PNG_INFO_sPLT 0x2000U /* ESR, 1.0.6 */ #define PNG_INFO_sCAL 0x4000U /* ESR, 1.0.6 */ #define PNG_INFO_IDAT 0x8000U /* ESR, 1.0.6 */ +#define PNG_INFO_eXIf 0x10000U /* GR-P, 1.6.31 */ /* This is used for the transformation routines, as some of them * change these values for the row. It also should enable using @@ -1793,7 +1789,8 @@ PNG_EXPORT(99, void, png_data_freer, (png_const_structrp png_ptr, #define PNG_FREE_PLTE 0x1000U #define PNG_FREE_TRNS 0x2000U #define PNG_FREE_TEXT 0x4000U -#define PNG_FREE_ALL 0x7fffU +#define PNG_FREE_EXIF 0x8000U /* Added at libpng-1.6.31 */ +#define PNG_FREE_ALL 0xffffU #define PNG_FREE_MUL 0x4220U /* PNG_FREE_SPLT|PNG_FREE_TEXT|PNG_FREE_UNKN */ #ifdef PNG_USER_MEM_SUPPORTED @@ -2012,6 +2009,18 @@ PNG_FIXED_EXPORT(233, void, png_set_cHRM_XYZ_fixed, (png_const_structrp png_ptr, png_fixed_point int_blue_Z)) #endif +#ifdef PNG_eXIf_SUPPORTED +PNG_EXPORT(246, png_uint_32, png_get_eXIf, (png_const_structrp png_ptr, + png_inforp info_ptr, png_bytep *exif)); +PNG_EXPORT(247, void, png_set_eXIf, (png_const_structrp png_ptr, + png_inforp info_ptr, const png_bytep exif)); + +PNG_EXPORT(248, png_uint_32, png_get_eXIf_1, (png_const_structrp png_ptr, + png_const_inforp info_ptr, png_uint_32 *num_exif, png_bytep *exif)); +PNG_EXPORT(249, void, png_set_eXIf_1, (png_const_structrp png_ptr, + png_inforp info_ptr, const png_uint_32 num_exif, const png_bytep exif)); +#endif + #ifdef PNG_gAMA_SUPPORTED PNG_FP_EXPORT(137, png_uint_32, png_get_gAMA, (png_const_structrp png_ptr, png_const_inforp info_ptr, double *file_gamma)) @@ -2030,9 +2039,6 @@ PNG_FIXED_EXPORT(140, void, png_set_gAMA_fixed, (png_const_structrp png_ptr, #ifdef PNG_hIST_SUPPORTED PNG_EXPORT(141, png_uint_32, png_get_hIST, (png_const_structrp png_ptr, png_inforp info_ptr, png_uint_16p *hist)); -#endif - -#ifdef PNG_hIST_SUPPORTED PNG_EXPORT(142, void, png_set_hIST, (png_const_structrp png_ptr, png_inforp info_ptr, png_const_uint_16p hist)); #endif @@ -2758,7 +2764,7 @@ typedef struct * * When the simplified API needs to convert between sRGB and linear colorspaces, * the actual sRGB transfer curve defined in the sRGB specification (see the - * article at http://en.wikipedia.org/wiki/SRGB) is used, not the gamma=1/2.2 + * article at https://en.wikipedia.org/wiki/SRGB) is used, not the gamma=1/2.2 * approximation used elsewhere in libpng. * * When an alpha channel is present it is expected to denote pixel coverage @@ -2813,6 +2819,8 @@ typedef struct # define PNG_FORMAT_FLAG_AFIRST 0x20U /* alpha channel comes first */ #endif +#define PNG_FORMAT_FLAG_ASSOCIATED_ALPHA 0x40U /* alpha channel is associated */ + /* Commonly used formats have predefined macros. * * First the single byte (sRGB) formats: @@ -3230,7 +3238,11 @@ PNG_EXPORT(245, int, png_image_write_to_memory, (png_imagep image, void *memory, #ifdef PNG_MIPS_MSA_API_SUPPORTED # define PNG_MIPS_MSA 6 /* HARDWARE: MIPS Msa SIMD instructions supported */ #endif -#define PNG_OPTION_NEXT 8 /* Next option - numbers must be even */ +#define PNG_IGNORE_ADLER32 8 +#ifdef PNG_POWERPC_VSX_API_SUPPORTED +# define PNG_POWERPC_VSX 10 /* HARDWARE: PowerPC VSX SIMD instructions supported */ +#endif +#define PNG_OPTION_NEXT 12 /* Next option - numbers must be even */ /* Return values: NOTE: there are four values and 'off' is *not* zero */ #define PNG_OPTION_UNSET 0 /* Unset - defaults to off */ @@ -3254,7 +3266,7 @@ PNG_EXPORT(244, int, png_set_option, (png_structrp png_ptr, int option, * one to use is one more than this.) */ #ifdef PNG_EXPORT_LAST_ORDINAL - PNG_EXPORT_LAST_ORDINAL(245); + PNG_EXPORT_LAST_ORDINAL(249); #endif #ifdef __cplusplus |