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[LIBPNG] Update to version 1.6.35. CORE-15280
This commit is contained in:
Thomas Faber
parent
94fd5099ca
commit
9f1e053260
26 changed files with 1353 additions and 1302 deletions
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@ -1,9 +1,9 @@
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/* png.h - header file for PNG reference library
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*
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* libpng version 1.6.34, September 29, 2017
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* libpng version 1.6.35, July 15, 2018
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*
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* Copyright (c) 1998-2002,2004,2006-2017 Glenn Randers-Pehrson
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* Copyright (c) 1998-2002,2004,2006-2018 Glenn Randers-Pehrson
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* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
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* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
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*
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@ -12,7 +12,7 @@
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* Authors and maintainers:
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* libpng versions 0.71, May 1995, through 0.88, January 1996: Guy Schalnat
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* libpng versions 0.89, June 1996, through 0.96, May 1997: Andreas Dilger
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* libpng versions 0.97, January 1998, through 1.6.34, September 29, 2017:
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* libpng versions 0.97, January 1998, through 1.6.35, July 15, 2018:
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* Glenn Randers-Pehrson.
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* See also "Contributing Authors", below.
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*/
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@ -25,8 +25,8 @@
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*
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* This code is released under the libpng license.
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*
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* libpng versions 1.0.7, July 1, 2000 through 1.6.34, September 29, 2017 are
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* Copyright (c) 2000-2002, 2004, 2006-2017 Glenn Randers-Pehrson, are
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* libpng versions 1.0.7, July 1, 2000 through 1.6.35, July 15, 2018 are
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* Copyright (c) 2000-2002, 2004, 2006-2018 Glenn Randers-Pehrson, are
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* derived from libpng-1.0.6, and are distributed according to the same
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* disclaimer and license as libpng-1.0.6 with the following individuals
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* added to the list of Contributing Authors:
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@ -213,7 +213,7 @@
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* ...
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* 1.5.30 15 10527 15.so.15.30[.0]
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* ...
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* 1.6.34 16 10633 16.so.16.34[.0]
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* 1.6.35 16 10635 16.so.16.35[.0]
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*
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* Henceforth the source version will match the shared-library major
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* and minor numbers; the shared-library major version number will be
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@ -241,13 +241,13 @@
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* Y2K compliance in libpng:
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* =========================
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*
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* September 29, 2017
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* July 15, 2018
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*
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* Since the PNG Development group is an ad-hoc body, we can't make
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* an official declaration.
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*
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* This is your unofficial assurance that libpng from version 0.71 and
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* upward through 1.6.34 are Y2K compliant. It is my belief that
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* upward through 1.6.35 are Y2K compliant. It is my belief that
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* earlier versions were also Y2K compliant.
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*
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* Libpng only has two year fields. One is a 2-byte unsigned integer
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@ -309,8 +309,8 @@
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*/
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/* Version information for png.h - this should match the version in png.c */
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#define PNG_LIBPNG_VER_STRING "1.6.34"
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#define PNG_HEADER_VERSION_STRING " libpng version 1.6.34 - September 29, 2017\n"
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#define PNG_LIBPNG_VER_STRING "1.6.35"
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#define PNG_HEADER_VERSION_STRING " libpng version 1.6.35 - July 15, 2018\n"
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#define PNG_LIBPNG_VER_SONUM 16
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#define PNG_LIBPNG_VER_DLLNUM 16
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@ -318,13 +318,13 @@
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/* These should match the first 3 components of PNG_LIBPNG_VER_STRING: */
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#define PNG_LIBPNG_VER_MAJOR 1
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#define PNG_LIBPNG_VER_MINOR 6
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#define PNG_LIBPNG_VER_RELEASE 34
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#define PNG_LIBPNG_VER_RELEASE 35
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/* This should match the numeric part of the final component of
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* PNG_LIBPNG_VER_STRING, omitting any leading zero:
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*/
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#define PNG_LIBPNG_VER_BUILD 0
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#define PNG_LIBPNG_VER_BUILD 02
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/* Release Status */
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#define PNG_LIBPNG_BUILD_ALPHA 1
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@ -341,7 +341,7 @@
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#define PNG_LIBPNG_BUILD_SPECIAL 32 /* Cannot be OR'ed with
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PNG_LIBPNG_BUILD_PRIVATE */
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#define PNG_LIBPNG_BUILD_BASE_TYPE PNG_LIBPNG_BUILD_STABLE
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#define PNG_LIBPNG_BUILD_BASE_TYPE PNG_LIBPNG_BUILD_BETA
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/* Careful here. At one time, Guy wanted to use 082, but that would be octal.
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* We must not include leading zeros.
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@ -349,7 +349,7 @@
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* version 1.0.0 was mis-numbered 100 instead of 10000). From
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* version 1.0.1 it's xxyyzz, where x=major, y=minor, z=release
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*/
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#define PNG_LIBPNG_VER 10634 /* 1.6.34 */
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#define PNG_LIBPNG_VER 10635 /* 1.6.35 */
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/* Library configuration: these options cannot be changed after
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* the library has been built.
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@ -459,7 +459,7 @@ extern "C" {
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/* This triggers a compiler error in png.c, if png.c and png.h
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* do not agree upon the version number.
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*/
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typedef char* png_libpng_version_1_6_34;
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typedef char* png_libpng_version_1_6_35;
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/* Basic control structions. Read libpng-manual.txt or libpng.3 for more info.
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*
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@ -600,8 +600,8 @@ typedef struct png_text_struct
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png_charp key; /* keyword, 1-79 character description of "text" */
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png_charp text; /* comment, may be an empty string (ie "")
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or a NULL pointer */
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png_size_t text_length; /* length of the text string */
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png_size_t itxt_length; /* length of the itxt string */
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size_t text_length; /* length of the text string */
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size_t itxt_length; /* length of the itxt string */
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png_charp lang; /* language code, 0-79 characters
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or a NULL pointer */
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png_charp lang_key; /* keyword translated UTF-8 string, 0 or more
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@ -654,7 +654,7 @@ typedef struct png_unknown_chunk_t
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{
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png_byte name[5]; /* Textual chunk name with '\0' terminator */
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png_byte *data; /* Data, should not be modified on read! */
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png_size_t size;
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size_t size;
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/* On write 'location' must be set using the flag values listed below.
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* Notice that on read it is set by libpng however the values stored have
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@ -679,7 +679,7 @@ typedef png_unknown_chunk * * png_unknown_chunkpp;
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/* Maximum positive integer used in PNG is (2^31)-1 */
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#define PNG_UINT_31_MAX ((png_uint_32)0x7fffffffL)
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#define PNG_UINT_32_MAX ((png_uint_32)(-1))
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#define PNG_SIZE_MAX ((png_size_t)(-1))
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#define PNG_SIZE_MAX ((size_t)(-1))
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/* These are constants for fixed point values encoded in the
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* PNG specification manner (x100000)
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@ -785,7 +785,7 @@ typedef png_unknown_chunk * * png_unknown_chunkpp;
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typedef struct png_row_info_struct
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{
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png_uint_32 width; /* width of row */
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png_size_t rowbytes; /* number of bytes in row */
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size_t rowbytes; /* number of bytes in row */
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png_byte color_type; /* color type of row */
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png_byte bit_depth; /* bit depth of row */
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png_byte channels; /* number of channels (1, 2, 3, or 4) */
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@ -804,7 +804,7 @@ typedef png_row_info * * png_row_infopp;
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* expected to return the read data in the buffer.
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*/
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typedef PNG_CALLBACK(void, *png_error_ptr, (png_structp, png_const_charp));
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typedef PNG_CALLBACK(void, *png_rw_ptr, (png_structp, png_bytep, png_size_t));
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typedef PNG_CALLBACK(void, *png_rw_ptr, (png_structp, png_bytep, size_t));
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typedef PNG_CALLBACK(void, *png_flush_ptr, (png_structp));
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typedef PNG_CALLBACK(void, *png_read_status_ptr, (png_structp, png_uint_32,
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int));
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@ -941,8 +941,8 @@ PNG_EXPORT(2, void, png_set_sig_bytes, (png_structrp png_ptr, int num_bytes));
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* signature, and non-zero otherwise. Having num_to_check == 0 or
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* start > 7 will always fail (ie return non-zero).
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*/
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PNG_EXPORT(3, int, png_sig_cmp, (png_const_bytep sig, png_size_t start,
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png_size_t num_to_check));
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PNG_EXPORT(3, int, png_sig_cmp, (png_const_bytep sig, size_t start,
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size_t num_to_check));
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/* Simple signature checking function. This is the same as calling
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* png_check_sig(sig, n) := !png_sig_cmp(sig, 0, n).
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@ -961,11 +961,11 @@ PNG_EXPORTA(5, png_structp, png_create_write_struct,
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png_error_ptr warn_fn),
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PNG_ALLOCATED);
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PNG_EXPORT(6, png_size_t, png_get_compression_buffer_size,
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PNG_EXPORT(6, size_t, png_get_compression_buffer_size,
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(png_const_structrp png_ptr));
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PNG_EXPORT(7, void, png_set_compression_buffer_size, (png_structrp png_ptr,
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png_size_t size));
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size_t size));
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/* Moved from pngconf.h in 1.4.0 and modified to ensure setjmp/longjmp
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* match up.
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@ -1018,7 +1018,7 @@ PNG_EXPORT(13, void, png_write_sig, (png_structrp png_ptr));
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/* Write a PNG chunk - size, type, (optional) data, CRC. */
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PNG_EXPORT(14, void, png_write_chunk, (png_structrp png_ptr, png_const_bytep
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chunk_name, png_const_bytep data, png_size_t length));
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chunk_name, png_const_bytep data, size_t length));
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/* Write the start of a PNG chunk - length and chunk name. */
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PNG_EXPORT(15, void, png_write_chunk_start, (png_structrp png_ptr,
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@ -1026,7 +1026,7 @@ PNG_EXPORT(15, void, png_write_chunk_start, (png_structrp png_ptr,
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/* Write the data of a PNG chunk started with png_write_chunk_start(). */
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PNG_EXPORT(16, void, png_write_chunk_data, (png_structrp png_ptr,
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png_const_bytep data, png_size_t length));
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png_const_bytep data, size_t length));
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/* Finish a chunk started with png_write_chunk_start() (includes CRC). */
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PNG_EXPORT(17, void, png_write_chunk_end, (png_structrp png_ptr));
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@ -1040,7 +1040,7 @@ PNG_EXPORTA(18, png_infop, png_create_info_struct, (png_const_structrp png_ptr),
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* the API will be removed in the future.
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*/
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PNG_EXPORTA(19, void, png_info_init_3, (png_infopp info_ptr,
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png_size_t png_info_struct_size), PNG_DEPRECATED);
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size_t png_info_struct_size), PNG_DEPRECATED);
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/* Writes all the PNG information before the image. */
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PNG_EXPORT(20, void, png_write_info_before_PLTE,
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@ -1137,7 +1137,7 @@ PNG_EXPORT(35, void, png_build_grayscale_palette, (int bit_depth,
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* corresponding composited pixel, and the color channels are unassociated
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* (not premultiplied). The gamma encoded color channels must be scaled
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* according to the contribution and to do this it is necessary to undo
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* the encoding, scale the color values, perform the composition and reencode
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* the encoding, scale the color values, perform the composition and re-encode
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* the values. This is the 'PNG' mode.
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*
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* The alternative is to 'associate' the alpha with the color information by
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@ -1193,7 +1193,7 @@ PNG_FIXED_EXPORT(228, void, png_set_alpha_mode_fixed, (png_structrp png_ptr,
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*
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* png_set_alpha_mode(pp, PNG_ALPHA_PNG, PNG_GAMMA_MAC);
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* In this case the output is assumed to be something like an sRGB conformant
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* display preceeded by a power-law lookup table of power 1.45. This is how
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* display preceded by a power-law lookup table of power 1.45. This is how
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* early Mac systems behaved.
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*
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* png_set_alpha_mode(pp, PNG_ALPHA_STANDARD, PNG_GAMMA_LINEAR);
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@ -1240,7 +1240,7 @@ PNG_FIXED_EXPORT(228, void, png_set_alpha_mode_fixed, (png_structrp png_ptr,
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*
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* When the default gamma of PNG files doesn't match the output gamma.
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* If you have PNG files with no gamma information png_set_alpha_mode allows
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* you to provide a default gamma, but it also sets the ouput gamma to the
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* you to provide a default gamma, but it also sets the output gamma to the
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* matching value. If you know your PNG files have a gamma that doesn't
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* match the output you can take advantage of the fact that
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* png_set_alpha_mode always sets the output gamma but only sets the PNG
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@ -1691,7 +1691,7 @@ PNG_EXPORT(218, png_byte, png_get_current_pass_number, (png_const_structrp));
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* chunk will cause an error at this point unless it is to be saved.
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* positive: The chunk was handled, libpng will ignore/discard it.
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*
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* See "INTERACTION WTIH USER CHUNK CALLBACKS" below for important notes about
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* See "INTERACTION WITH USER CHUNK CALLBACKS" below for important notes about
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* how this behavior will change in libpng 1.7
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*/
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PNG_EXPORT(88, void, png_set_read_user_chunk_fn, (png_structrp png_ptr,
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@ -1716,7 +1716,7 @@ PNG_EXPORT(91, png_voidp, png_get_progressive_ptr,
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/* Function to be called when data becomes available */
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PNG_EXPORT(92, void, png_process_data, (png_structrp png_ptr,
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png_inforp info_ptr, png_bytep buffer, png_size_t buffer_size));
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png_inforp info_ptr, png_bytep buffer, size_t buffer_size));
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/* A function which may be called *only* within png_process_data to stop the
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* processing of any more data. The function returns the number of bytes
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@ -1725,7 +1725,7 @@ PNG_EXPORT(92, void, png_process_data, (png_structrp png_ptr,
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* 'save' is set to true the routine will first save all the pending data and
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* will always return 0.
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*/
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PNG_EXPORT(219, png_size_t, png_process_data_pause, (png_structrp, int save));
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PNG_EXPORT(219, size_t, png_process_data_pause, (png_structrp, int save));
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/* A function which may be called *only* outside (after) a call to
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* png_process_data. It returns the number of bytes of data to skip in the
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@ -1870,7 +1870,7 @@ PNG_EXPORT(110, png_uint_32, png_get_valid, (png_const_structrp png_ptr,
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png_const_inforp info_ptr, png_uint_32 flag));
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/* Returns number of bytes needed to hold a transformed row. */
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PNG_EXPORT(111, png_size_t, png_get_rowbytes, (png_const_structrp png_ptr,
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PNG_EXPORT(111, size_t, png_get_rowbytes, (png_const_structrp png_ptr,
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png_const_inforp info_ptr));
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#ifdef PNG_INFO_IMAGE_SUPPORTED
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@ -2239,7 +2239,7 @@ PNG_EXPORT(171, void, png_set_sCAL_s, (png_const_structrp png_ptr,
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* to specifying "NEVER", however when "AS_DEFAULT" is used for specific chunks
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* it simply resets the behavior to the libpng default.
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*
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* INTERACTION WTIH USER CHUNK CALLBACKS:
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* INTERACTION WITH USER CHUNK CALLBACKS:
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* The per-chunk handling is always used when there is a png_user_chunk_ptr
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* callback and the callback returns 0; the chunk is then always stored *unless*
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* it is critical and the per-chunk setting is other than ALWAYS. Notice that
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@ -2658,7 +2658,7 @@ PNG_EXPORT(243, int, png_get_palette_max, (png_const_structp png_ptr,
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* The simplified API hides the details of both libpng and the PNG file format
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* itself. It allows PNG files to be read into a very limited number of
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* in-memory bitmap formats or to be written from the same formats. If these
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* formats do not accomodate your needs then you can, and should, use the more
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* formats do not accommodate your needs then you can, and should, use the more
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* sophisticated APIs above - these support a wide variety of in-memory formats
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* and a wide variety of sophisticated transformations to those formats as well
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* as a wide variety of APIs to manipulate ancillary information.
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@ -3020,7 +3020,7 @@ PNG_EXPORT(235, int, png_image_begin_read_from_stdio, (png_imagep image,
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#endif /* STDIO */
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PNG_EXPORT(236, int, png_image_begin_read_from_memory, (png_imagep image,
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png_const_voidp memory, png_size_t size));
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png_const_voidp memory, size_t size));
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/* The PNG header is read from the given memory buffer. */
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PNG_EXPORT(237, int, png_image_finish_read, (png_imagep image,
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@ -3133,7 +3133,7 @@ PNG_EXPORT(245, int, png_image_write_to_memory, (png_imagep image, void *memory,
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* than or equal to the original value.
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*
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* If the function returns false and *memory_bytes was not changed an error
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* occured during write. If *memory_bytes was changed, or is not 0 if
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* occurred during write. If *memory_bytes was changed, or is not 0 if
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* 'memory' was NULL, the write would have succeeded but for the memory
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* buffer being too small. *memory_bytes contains the required number of
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* bytes and will be bigger that the original value.
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@ -3217,7 +3217,7 @@ PNG_EXPORT(245, int, png_image_write_to_memory, (png_imagep image, void *memory,
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* option and 'onoff' is 0 (off) or non-0 (on). The value returned is given
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* by the PNG_OPTION_ defines below.
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*
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* HARDWARE: normally hardware capabilites, such as the Intel SSE instructions,
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* HARDWARE: normally hardware capabilities, such as the Intel SSE instructions,
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* are detected at run time, however sometimes it may be impossible
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* to do this in user mode, in which case it is necessary to discover
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* the capabilities in an OS specific way. Such capabilities are
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@ -1,9 +1,9 @@
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/* pngconf.h - machine configurable file for libpng
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*
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* libpng version 1.6.34, September 29, 2017
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* libpng version 1.6.35, July 15, 2018
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*
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* Copyright (c) 1998-2002,2004,2006-2016 Glenn Randers-Pehrson
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* Copyright (c) 1998-2002,2004,2006-2016,2018 Glenn Randers-Pehrson
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* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
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* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
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*
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@ -127,7 +127,7 @@
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*
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* These cases only differ if the operating system does not use the C
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* calling convention, at present this just means the above cases
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* (x86 DOS/Windows sytems) and, even then, this does not apply to
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* (x86 DOS/Windows systems) and, even then, this does not apply to
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* Cygwin running on those systems.
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*
|
||||
* Note that the value must be defined in pnglibconf.h so that what
|
||||
|
|
@ -515,8 +515,10 @@
|
|||
# error "libpng requires an unsigned 32-bit (or more) type"
|
||||
#endif
|
||||
|
||||
/* Prior to 1.6.0 it was possible to disable the use of size_t, 1.6.0, however,
|
||||
* requires an ISOC90 compiler and relies on consistent behavior of sizeof.
|
||||
/* Prior to 1.6.0, it was possible to disable the use of size_t and ptrdiff_t.
|
||||
* From 1.6.0 onwards, an ISO C90 compiler, as well as a standard-compliant
|
||||
* behavior of sizeof and ptrdiff_t are required.
|
||||
* The legacy typedefs are provided here for backwards compatibility.
|
||||
*/
|
||||
typedef size_t png_size_t;
|
||||
typedef ptrdiff_t png_ptrdiff_t;
|
||||
|
|
@ -537,13 +539,12 @@ typedef ptrdiff_t png_ptrdiff_t;
|
|||
# endif
|
||||
#endif
|
||||
|
||||
/* png_alloc_size_t is guaranteed to be no smaller than png_size_t, and no
|
||||
* smaller than png_uint_32. Casts from png_size_t or png_uint_32 to
|
||||
* png_alloc_size_t are not necessary; in fact, it is recommended not to use
|
||||
* them at all so that the compiler can complain when something turns out to be
|
||||
* problematic.
|
||||
/* png_alloc_size_t is guaranteed to be no smaller than size_t, and no smaller
|
||||
* than png_uint_32. Casts from size_t or png_uint_32 to png_alloc_size_t are
|
||||
* not necessary; in fact, it is recommended not to use them at all, so that
|
||||
* the compiler can complain when something turns out to be problematic.
|
||||
*
|
||||
* Casts in the other direction (from png_alloc_size_t to png_size_t or
|
||||
* Casts in the other direction (from png_alloc_size_t to size_t or
|
||||
* png_uint_32) should be explicitly applied; however, we do not expect to
|
||||
* encounter practical situations that require such conversions.
|
||||
*
|
||||
|
|
@ -553,7 +554,7 @@ typedef ptrdiff_t png_ptrdiff_t;
|
|||
#ifdef PNG_SMALL_SIZE_T
|
||||
typedef png_uint_32 png_alloc_size_t;
|
||||
#else
|
||||
typedef png_size_t png_alloc_size_t;
|
||||
typedef size_t png_alloc_size_t;
|
||||
#endif
|
||||
|
||||
/* Prior to 1.6.0 libpng offered limited support for Microsoft C compiler
|
||||
|
|
@ -589,8 +590,8 @@ typedef char * png_charp;
|
|||
typedef const char * png_const_charp;
|
||||
typedef png_fixed_point * png_fixed_point_p;
|
||||
typedef const png_fixed_point * png_const_fixed_point_p;
|
||||
typedef png_size_t * png_size_tp;
|
||||
typedef const png_size_t * png_const_size_tp;
|
||||
typedef size_t * png_size_tp;
|
||||
typedef const size_t * png_const_size_tp;
|
||||
|
||||
#ifdef PNG_STDIO_SUPPORTED
|
||||
typedef FILE * png_FILE_p;
|
||||
|
|
|
|||
|
|
@ -1,10 +1,10 @@
|
|||
/* libpng 1.6.32 STANDARD API DEFINITION */
|
||||
/* libpng 1.6.35 STANDARD API DEFINITION */
|
||||
|
||||
/* pnglibconf.h - library build configuration */
|
||||
|
||||
/* Libpng version 1.6.32 - August 24, 2017 */
|
||||
/* Libpng version 1.6.35 - July 15, 2018 */
|
||||
|
||||
/* Copyright (c) 1998-2017 Glenn Randers-Pehrson */
|
||||
/* Copyright (c) 1998-2018 Glenn Randers-Pehrson */
|
||||
|
||||
/* This code is released under the libpng license. */
|
||||
/* For conditions of distribution and use, see the disclaimer */
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue