[libpng16] Added PNG_WRITE_CUSTOMIZE_COMPRESSION_SUPPORTED macro, on by default.
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Glenn Randers-Pehrson
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d3ff44f0d5
5
ANNOUNCE
5
ANNOUNCE
@ -1,4 +1,4 @@
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Libpng 1.6.17beta04 - February 17, 2015
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Libpng 1.6.17beta04 - February 18, 2015
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This is not intended to be a public release. It will be replaced
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within a few weeks by a public version or by another test version.
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@ -51,7 +51,8 @@ Version 1.6.17beta03 [February 17, 2015]
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by the user at build time or run time. This provides a more robust
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defense against DOS and as-yet undiscovered overflows.
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Version 1.6.17beta04 [February 17, 2015]
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Version 1.6.17beta04 [February 18, 2015]
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Added PNG_WRITE_CUSTOMIZE_COMPRESSION_SUPPORTED macro, on by default.
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Send comments/corrections/commendations to png-mng-implement at lists.sf.net
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(subscription required; visit
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3
CHANGES
3
CHANGES
@ -5152,7 +5152,8 @@ Version 1.6.17beta03 [February 17, 2015]
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by the user at build time or run time. This provides a more robust
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defense against DOS and as-yet undiscovered overflows.
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Version 1.6.17beta04 [February 17, 2015]
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Version 1.6.17beta04 [February 18, 2015]
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Added PNG_WRITE_CUSTOMIZE_COMPRESSION_SUPPORTED macro, on by default.
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Send comments/corrections/commendations to png-mng-implement at lists.sf.net
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(subscription required; visit
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14
png.h
14
png.h
@ -1,7 +1,7 @@
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/* png.h - header file for PNG reference library
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*
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* libpng version 1.6.17beta04, February 17, 2015
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* libpng version 1.6.17beta04, February 18, 2015
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* Copyright (c) 1998-2015 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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@ -11,7 +11,7 @@
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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 0.89c, June 1996, through 0.96, May 1997: Andreas Dilger
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* libpng versions 0.97, January 1998, through 1.6.17beta04, February 17, 2015: Glenn
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* libpng versions 0.97, January 1998, through 1.6.17beta04, February 18, 2015: Glenn
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* See also "Contributing Authors", below.
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*
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* Note about libpng version numbers:
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@ -244,7 +244,7 @@
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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 1.2.6, August 15, 2004, through 1.6.17beta04, February 17, 2015, are
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* libpng versions 1.2.6, August 15, 2004, through 1.6.17beta04, February 18, 2015, are
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* Copyright (c) 2004, 2006-2015 Glenn Randers-Pehrson, and are
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* distributed according to the same disclaimer and license as libpng-1.2.5
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* with the following individual added to the list of Contributing Authors:
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@ -356,7 +356,7 @@
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* Y2K compliance in libpng:
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* =========================
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*
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* February 17, 2015
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* February 18, 2015
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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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@ -426,7 +426,7 @@
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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 "1.6.17beta04"
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#define PNG_HEADER_VERSION_STRING \
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" libpng version 1.6.17beta04 - February 17, 2015\n"
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" libpng version 1.6.17beta04 - February 18, 2015\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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@ -1671,6 +1671,7 @@ PNG_FIXED_EXPORT(209, void, png_set_filter_heuristics_fixed,
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* for PNG images, and do considerably fewer caclulations. In the future,
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* these values may not correspond directly to the zlib compression levels.
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*/
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#ifdef PNG_WRITE_CUSTOMIZE_COMPRESSION_SUPPORTED
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PNG_EXPORT(69, void, png_set_compression_level, (png_structrp png_ptr,
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int level));
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@ -1688,7 +1689,7 @@ PNG_EXPORT(72, void, png_set_compression_window_bits, (png_structrp png_ptr,
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PNG_EXPORT(73, void, png_set_compression_method, (png_structrp png_ptr,
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int method));
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#endif
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#endif /* WRITE_CUSTOMIZE_COMPRESSION */
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#ifdef PNG_WRITE_CUSTOMIZE_ZTXT_COMPRESSION_SUPPORTED
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/* Also set zlib parameters for compressing non-IDAT chunks */
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@ -1710,6 +1711,7 @@ PNG_EXPORT(225, void, png_set_text_compression_window_bits,
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PNG_EXPORT(226, void, png_set_text_compression_method, (png_structrp png_ptr,
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int method));
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#endif /* WRITE_CUSTOMIZE_ZTXT_COMPRESSION */
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#endif /* WRITE */
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/* These next functions are called for input/output, memory, and error
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* handling. They are in the file pngrio.c, pngwio.c, and pngerror.c,
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@ -1372,6 +1372,7 @@ png_set_filter_heuristics_fixed(png_structrp png_ptr, int heuristic_method,
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#endif /* FIXED_POINT */
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#endif /* WRITE_WEIGHTED_FILTER */
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#ifdef PNG_WRITE_CUSTOMIZE_COMPRESSION_SUPPORTED
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void PNGAPI
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png_set_compression_level(png_structrp png_ptr, int level)
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{
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@ -1454,6 +1455,7 @@ png_set_compression_method(png_structrp png_ptr, int method)
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png_ptr->zlib_method = method;
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}
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#endif /* WRITE_CUSTOMIZE_COMPRESSION */
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/* The following were added to libpng-1.5.4 */
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#ifdef PNG_WRITE_CUSTOMIZE_ZTXT_COMPRESSION_SUPPORTED
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