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[libpng16] Added PNG_WRITE_CUSTOMIZE_COMPRESSION_SUPPORTED macro, on by default.

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This commit is contained in:
Glenn Randers-Pehrson
2015-02-17 21:06:23 -06:00
parent 43d90b1610
commit d3ff44f0d5
4 changed files with 15 additions and 9 deletions
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14
png.h
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@@ -1,7 +1,7 @@
/* png.h - header file for PNG reference library
*
* libpng version 1.6.17beta04, February 17, 2015
* libpng version 1.6.17beta04, February 18, 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 1.6.17beta04, February 17, 2015: Glenn
* libpng versions 0.97, January 1998, through 1.6.17beta04, February 18, 2015: Glenn
* See also "Contributing Authors", below.
*
* Note about libpng version numbers:
@@ -244,7 +244,7 @@
*
* This code is released under the libpng license.
*
* libpng versions 1.2.6, August 15, 2004, through 1.6.17beta04, February 17, 2015, are
* libpng versions 1.2.6, August 15, 2004, through 1.6.17beta04, February 18, 2015, are
* Copyright (c) 2004, 2006-2015 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:
@@ -356,7 +356,7 @@
* Y2K compliance in libpng:
* =========================
*
* February 17, 2015
* February 18, 2015
*
* Since the PNG Development group is an ad-hoc body, we can't make
* an official declaration.
@@ -426,7 +426,7 @@
/* Version information for png.h - this should match the version in png.c */
#define PNG_LIBPNG_VER_STRING "1.6.17beta04"
#define PNG_HEADER_VERSION_STRING \
" libpng version 1.6.17beta04 - February 17, 2015\n"
" libpng version 1.6.17beta04 - February 18, 2015\n"
#define PNG_LIBPNG_VER_SONUM 16
#define PNG_LIBPNG_VER_DLLNUM 16
@@ -1671,6 +1671,7 @@ PNG_FIXED_EXPORT(209, void, png_set_filter_heuristics_fixed,
* for PNG images, and do considerably fewer caclulations. In the future,
* these values may not correspond directly to the zlib compression levels.
*/
#ifdef PNG_WRITE_CUSTOMIZE_COMPRESSION_SUPPORTED
PNG_EXPORT(69, void, png_set_compression_level, (png_structrp png_ptr,
int level));
@@ -1688,7 +1689,7 @@ 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
#endif /* WRITE_CUSTOMIZE_COMPRESSION */
#ifdef PNG_WRITE_CUSTOMIZE_ZTXT_COMPRESSION_SUPPORTED
/* Also set zlib parameters for compressing non-IDAT chunks */
@@ -1710,6 +1711,7 @@ 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,