[devel] Update png_compress_chunk() rewrite.
This commit is contained in:
Glenn Randers-Pehrson
parent
ee4eb9a910
commit
288ea702f2
86
ANNOUNCE
86
ANNOUNCE
@ -1,5 +1,5 @@
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Libpng 1.4.1beta11 - February 12, 2010
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Libpng 1.5.0beta05 - February 13, 2010
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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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@ -9,79 +9,45 @@ Files available for download:
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Source files with LF line endings (for Unix/Linux) and with a
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"configure" script
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1.4.1beta11.tar.xz (LZMA-compressed, recommended)
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1.4.1beta11.tar.gz
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1.4.1beta11.tar.bz2
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1.5.0beta05.tar.xz (LZMA-compressed, recommended)
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1.5.0beta05.tar.gz
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1.5.0beta05.tar.bz2
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Source files with CRLF line endings (for Windows), without the
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"configure" script
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lp141b11.zip
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lp141b11.7z
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lp150b05.zip
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lp150b05.7z
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Other information:
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1.4.1beta11-README.txt
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1.4.1beta11-LICENSE.txt
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1.5.0beta05-README.txt
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1.5.0beta05-LICENSE.txt
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Changes since the last public release (1.4.0):
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Changes since the last public release (1.4.1):
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version 1.4.1beta01 [January 10, 2010]
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Updated CMakeLists.txt for consistent indentation and to avoid an
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unclosed if-statement warning (Philip Lowman).
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Revised Makefile.am and Makefile.in to remove references to Y2KINFO,
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KNOWNBUG, and libpng.la (Robert Schwebel).
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Revised the makefiles to install the same files and symbolic
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links as configure, except for libpng.la and libpng14.la.
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Make png_set|get_compression_buffer_size() available even when
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PNG_WRITE_SUPPORTED is not enabled.
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Revised Makefile.am and Makefile.in to simplify their maintenance.
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Revised scripts/makefile.linux to install a link to libpng14.so.14.1
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version 1.5.0beta01 [February 7, 2010]
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Moved declaration of png_struct into private pngstruct.h and png_info
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into pnginfo.h
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version 1.4.1beta02 [January 9, 2010]
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Revised the rest of the makefiles to install a link to libpng14.so.14.1
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version 1.4.1beta03 [January 10, 2010]
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Removed png_set_premultiply_alpha() from scripts/*.def
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version 1.4.1rc01 [January 16, 2010]
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No changes.
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version 1.4.1beta04 [January 23, 2010]
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Revised png_decompress_chunk() to improve speed and memory usage when
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decoding large chunks.
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Added png_set|get_chunk_malloc_max() functions.
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version 1.4.1beta05 [January 26, 2010]
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Relocated "int k" declaration in pngtest.c to minimize its scope.
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version 1.4.1beta06 [January 28, 2010]
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Revised png_decompress_chunk() to use a two-pass method suggested by
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John Bowler.
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version 1.4.1beta07 [February 6, 2010]
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Folded some long lines in the source files.
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Added defineable PNG_USER_CHUNK_CACHE_MAX and PNG_USER_CHUNK_MALLOC_MAX
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Eliminated use of png_ptr->irowbytes and reused the slot in png_ptr as
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png_ptr->png_user_chunk_malloc_max.
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Revised png_push_save_buffer() to do fewer but larger png_malloc() calls.
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version 1.4.1beta08 [February 6, 2010]
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Minor cleanup and updating of dates and copyright year.
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version 1.4.1beta09 [February 7, 2010]
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version 1.5.0beta02 [February 7, 2010]
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Reverted to original png_push_save_buffer() code.
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version 1.4.1beta10 [February 9, 2010]
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Return allocated "old_buffer" in png_push_save_buffer() before calling
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png_error(), to avoid a potential memory leak.
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version 1.5.0beta03 [February 8, 2010]
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Return allocated "old_buffer" in png_push_save_buffer() before
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calling png_error().
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Updated configure script to use SO number 15.
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version 1.4.1beta11 [February 12, 2010]
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version 1.5.0beta04 [February 9, 2010]
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Removed malformed "incomplete struct declaration" of png_info from png.h
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version 1.5.0beta05 [February 13, 2010]
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Removed PNG_DEPSTRUCT markup in pngstruct.h and pnginfo.h, and undid the
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linewrapping that it entailed.
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Revised comments in pngstruct.h and pnginfo.h and added pointers to
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the libpng license.
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Changed PNG_INTERNAL to PNG_EXPOSE_INTERNAL_STRUCTURES
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Removed the cbuilder5 project, which has not been updated to 1.4.0.
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Removed unused "buffer_size" variable from png_decompress_chunk().
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Relocated misplaced closing curley bracket in png_decompress_chunk().
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Reverted to original png_decompress_chunk() plus counting pass.
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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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33
CHANGES
33
CHANGES
@ -2412,8 +2412,8 @@ version 1.4.0beta107 [December 4, 2009]
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Revised scripts/makefile.netbsd, makefile.openbsd, and makefile.sco
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to put png.h and pngconf.h in $prefix/include, like the other scripts,
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instead of in $prefix/include/libpng. Also revised makefile.sco
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to put them in $prefix/include/libpng14 instead of in
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$prefix/include/libpng/libpng14.
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to put them in $prefix/include/libpng15 instead of in
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$prefix/include/libpng/libpng15.
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version 1.4.0beta108 [December 11, 2009]
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Removed leftover "-DPNG_CONFIGURE_LIBPNG" from contrib/pngminim/*/makefile
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@ -2502,20 +2502,29 @@ version 1.4.1beta07 [February 6, 2010]
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version 1.4.1beta08 [February 6, 2010]
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Minor cleanup and updating of dates and copyright year.
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version 1.4.1beta09 [February 7, 2010]
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version 1.5.0beta01 [February 7, 2010]
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Moved declaration of png_struct into private pngstruct.h and png_info
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into pnginfo.h
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version 1.4.1beta09 and 1.5.0beta02 [February 7, 2010]
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Reverted to original png_push_save_buffer() code.
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version 1.4.1beta10 [February 9, 2010]
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Return allocated "old_buffer" in png_push_save_buffer() before calling
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png_error(), to avoid a potential memory leak.
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version 1.4.1beta10 and 1.5.0beta03 [February 8, 2010]
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Return allocated "old_buffer" in png_push_save_buffer() before
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calling png_error(), to avoid a potential memory leak.
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Updated configure script to use SO number 15.
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version 1.4.1beta11 [February 12, 2010]
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Relocated misplaced closing curley bracket in png_decompress_chunk().
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Removed unused "buffer_size" variable from png_decompress_chunk().
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version 1.5.0beta04 [February 9, 2010]
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Removed malformed "incomplete struct declaration" of png_info from png.h
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version 1.5.0beta05 [February 13, 2010]
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Removed PNG_DEPSTRUCT markup in pngstruct.h and pnginfo.h, and undid the
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linewrapping that it entailed.
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Revised comments in pngstruct.h and pnginfo.h and added pointers to
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the libpng license.
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Changed PNG_INTERNAL to PNG_EXPOSE_INTERNAL_STRUCTURES
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Removed the cbuilder5 project, which has not been updated to 1.4.0.
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Reverted to original png_decompress_chunk() plus counting pass.
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version 1.4.1rc02 [February 12, 2010]
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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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@ -14,6 +14,7 @@
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* libpng itself during the course of reading an image.
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*/
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#define PNG_EXPOSE_INTERNAL_STRUCTURES
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#define PNG_NO_PEDANTIC_WARNINGS
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#include "png.h"
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#ifdef PNG_READ_SUPPORTED
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