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[libpng17] Combined sub_row, up_row, avg_row, and paeth_row buffers into a

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single try_row buffer.
This commit is contained in:
Glenn Randers-Pehrson
2015-02-10 17:02:09 -06:00
parent ba22b208ed
commit 8bc832389a
6 changed files with 177 additions and 144 deletions
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12
png.h
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@@ -1,7 +1,7 @@
/* png.h - header file for PNG reference library
*
* libpng version 1.7.0beta49 - February 7, 2015
* libpng version 1.7.0beta49 - February 10, 2015
* Copyright (c) 1998-2015 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.)
@@ -11,7 +11,7 @@
* Authors and maintainers:
* libpng versions 0.71, May 1995, through 0.88, January 1996: Guy Schalnat
* libpng versions 0.89c, June 1996, through 0.96, May 1997: Andreas Dilger
* libpng versions 0.97, January 1998, through 1.7.0beta49 - February 7, 2015: Glenn
* libpng versions 0.97, January 1998, through 1.7.0beta49 - February 10, 2015: Glenn
* See also "Contributing Authors", below.
*
* Note about libpng version numbers:
@@ -200,7 +200,7 @@
*
* This code is released under the libpng license.
*
* libpng versions 1.2.6, August 15, 2004, through 1.7.0beta49, February 7, 2015, are
* libpng versions 1.2.6, August 15, 2004, through 1.7.0beta49, February 10, 2015, are
* Copyright (c) 2004, 2006-2013 Glenn Randers-Pehrson, and are
* distributed according to the same disclaimer and license as libpng-1.2.5
* with the following individual added to the list of Contributing Authors:
@@ -312,7 +312,7 @@
* Y2K compliance in libpng:
* =========================
*
* February 7, 2015
* February 10, 2015
*
* Since the PNG Development group is an ad-hoc body, we can't make
* an official declaration.
@@ -382,7 +382,7 @@
/* Version information for png.h - this should match the version in png.c */
#define PNG_LIBPNG_VER_STRING "1.7.0beta49"
#define PNG_HEADER_VERSION_STRING \
" libpng version 1.7.0beta49 - February 7, 2015\n"
" libpng version 1.7.0beta49 - February 10, 2015\n"
#define PNG_LIBPNG_VER_SONUM 17
#define PNG_LIBPNG_VER_DLLNUM 17
@@ -1765,7 +1765,6 @@ PNG_EXPORT(72, void, png_set_compression_window_bits, (png_structrp png_ptr,
PNG_EXPORT(73, void, png_set_compression_method, (png_structrp png_ptr,
int method));
#endif
#ifdef PNG_WRITE_CUSTOMIZE_ZTXT_COMPRESSION_SUPPORTED
/* Also set zlib parameters for compressing non-IDAT chunks */
@@ -1787,6 +1786,7 @@ PNG_EXPORT(225, void, png_set_text_compression_window_bits,
PNG_EXPORT(226, void, png_set_text_compression_method, (png_structrp png_ptr,
int method));
#endif /* WRITE_CUSTOMIZE_ZTXT_COMPRESSION */
#endif /* WRITE */
/* These next functions are called for input/output, memory, and error
* handling. They are in the file pngrio.c, pngwio.c, and pngerror.c,