189 lines
6.6 KiB
Plaintext
189 lines
6.6 KiB
Plaintext
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Libpng 1.2.19rc2 - August 4, 2007
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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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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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libpng-1.2.19rc2.tar.gz
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libpng-1.2.19rc2.tar.bz2
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Source files with LF line endings (for Unix/Linux) without the
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"configure" script
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libpng-1.2.19rc2-no-config.tar.gz
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libpng-1.2.19rc2-no-config.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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lp1219r02.zip
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lp1219r02.tar.bz2
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Project files
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libpng-1.2.19rc2-project-netware.zip
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libpng-1.2.19rc2-project-wince.zip
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Other information:
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libpng-1.2.19rc2-README.txt
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libpng-1.2.19rc2-KNOWNBUGS.txt
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libpng-1.2.19rc2-LICENSE.txt
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libpng-1.2.19rc2-Y2K-compliance.txt
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Changes since the last public release (1.2.18):
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version 1.2.19beta1 [May 18, 2007]
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Changed "const static" to "static PNG_CONST" everywhere, mostly undoing
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change of libpng-1.2.17beta2. Changed other "const" to "PNG_CONST"
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version 1.2.19beta2 [May 18, 2007]
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Fixed png_do_expand() to only use the appropriate bits of tRNS value.
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version 1.2.19beta3 [May 20, 2007]
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Add some "png_byte" typecasts in png_check_keyword().
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Write new_key instead of key in zTXt chunk.
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version 1.2.19beta4 [May 21, 2007]
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Add png_snprintf() function and use it in place of sprint() for improved
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defense against buffer overflows.
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version 1.2.19beta5 [May 21, 2007]
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Fixed png_handle_tRNS() to only use the appropriate bits of tRNS value.
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Changed handling of more unused parameters, to avoid compiler warnings.
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Removed some PNG_CONST in pngwutil.c to avoid compiler warnings.
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version 1.2.19beta6 [May 22, 2007]
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Added some #ifdef PNG_MMX_CODE_SUPPORTED where needed in pngvcrd.c
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Added a special "_MSC_VER" case that defines png_snprintf to _snprintf
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version 1.2.19beta7 [May 22, 2007]
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Squelched png_squelch_warnings() in pnggccrd.c and added an
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#ifdef PNG_MMX_CODE_SUPPORTED block around the declarations that caused
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the warnings that png_squelch_warnings was squelching.
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version 1.2.19beta8 [May 22, 2007]
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Removed __MMX__ from test in pngconf.h.
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version 1.2.19beta9 [May 23, 2007]
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Made png_squelch_warnings() available via PNG_SQUELCH_WARNINGS macro.
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Revised png_squelch_warnings() so it might work.
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Updated makefile.sgcc and makefile.solaris; added makefile.solaris-x86.
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version 1.2.19beta10 [May 24, 2007]
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Resquelched png_squelch_warnings(), use "__attribute__((used))" instead.
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version 1.2.19beta11 [May 28, 2007]
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Return 0 from png_get_sPLT() and png_get_unknown_chunks() if png_ptr is NULL;
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changed three remaining instances of png_strcpy() to png_strncpy() (David
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Hill).
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Make test for NULL row_buf at the beginning of png_do_read_transformations
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unconditional.
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version 1.2.19beta12 [May 28, 2007]
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Revised pnggccrd.c.
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version 1.2.19beta13 [June 14, 2007]
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Prefer PNG_USE_PNGVCRD when _MSC_VER is defined in pngconf.h
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version 1.2.19beta14 [June 16, 2007]
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Fix bug with handling of 16-bit transparency, introduced in 1.2.19beta2
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version 1.2.19beta15 [June 17, 2007]
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Revised pnggccrd.c.
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version 1.2.19beta16 [June 18, 2007]
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Revised pnggccrd.c again.
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Updated contrib/gregbook.
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Changed '#include "pnggccrd.c"' to 'include "$srcdir/pnggccrd.c"'
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in configure.ac
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version 1.2.19beta17 [June 19, 2007]
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Revised many of the makefiles, to set -DPNG_NO_MMX_CODE where needed
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and to not use -O3 unless -DPNG_NO_MMX_CODE is also set.
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version 1.2.19beta18 [June 23, 2007]
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Replaced some C++ style comments with C style comments in pnggccrd.c.
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Copied optimized C code from pnggccrd.c to pngrutil.c, removed dependency
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on pnggccrd.o from many makefiles.
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Added sl and dylib to list of extensions be installed by Makefile.am
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version 1.2.19beta19 [June 28, 2007]
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Fixed testing PNG_RGB_TO_GRAY_ERR & PNG_RGB_TO_GRAY_WARN in pngrtran.c
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More cleanup of pnggccrd.c and pngvcrd.c
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version 1.2.19beta20 [June 29, 2007]
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Rebuilt Makefile.in and configure using libtool-1.5.24.
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Fixed typo in pnggccrd.c
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version 1.2.19beta21 [June 30, 2007]
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More revision of pnggccrd.c
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Added "test" target to Makefile.in and Makefile.am
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version 1.2.19beta22 [July 3, 2007]
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Added info about pngrutil/pnggccrd/pngvcrd to png_get_header_version()
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Fix type definition of dummy_value_a, b in pnggccrd.c
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version 1.2.19beta23 [July 10, 2007]
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Revert change to type definition of dummy_value_a, b in pnggccrd.c
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Make sure __PIC__ is defined in pnggccrd.c when PIC is defined.
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Make PNG_NO_MMX_CODE the default on x86_64 GNUC platforms.
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version 1.2.19beta24 [July 14, 2007]
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Added PNG_NO_READ_FILTER, PNG_NO_WRITE_FILTER, PNG_NO_WARNING macros.
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Added contrib/pngminim to demonstrate building minimal encoder and decoder
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version 1.2.19beta25 [July 15, 2007]
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Removed the new PNG_NO_READ_FILTER macro since it would make the library
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unable to read valid PNG files, and filtering is at the heart of the
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PNG format.
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version 1.2.19beta26 [July 16, 2007]
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Changed "png_free(str)" to "png_free(png_ptr,str)" in pngrutil.c WinCE
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code (Yves Piguet). This bug was introduced in libpng-1.2.14.
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Updated scripts/CMakeLists.txt
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Relocated a misplaced #endif in pnggccrd.c
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version 1.2.19beta27 [July 17, 2007]
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Fixed incorrect stride and number of bytes copied (was 4 instead of
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6 bytes) in the cleanup loop of pnggccrd.c and pngvcrd.c for handling
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the end of 48-bit interlaced rows (Glenn R-P).
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version 1.2.19beta28 [July 19, 2007]
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Removed requirement for gcc-4.1 or better to use PNG_HAVE_MMX_FILTER_ROW
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on x86_64 platforms
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Added png_warning() in pngrutil.c for short iCCP, iTXt, sPLT, or zTXT chunks.
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Revised pngtest.c so warnings are displayed regardless of PNG_NO_STDIO.
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version 1.2.19beta30 [July 26, 2007]
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Revised pnggccrd.c
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version 1.2.19beta31 [July 27, 2007]
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Fix typos in pnggccrd.c
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version 1.2.19beta32 [August 4, 2007]
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Disable PNG_MMX_CODE_SUPPORTED when PNG_ASSEMBLER_CODE_SUPPORTED is off.
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Enable PNG_MMX_READ_FILTER_* by default (they were inadvertently disabled in
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libpng-1.2.19beta23).
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Fix some debugging statements in pnggccrd.c and pngrutil.c
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Added information about disabling the MMX code in libpng documentation.
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version 1.0.27rc2 and 1.2.19rc2 [August 4, 2007]
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Removed some "#if 0" blocks.
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Made a global struct local in pngvcrd.c to make it thread safe.
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Issue a png_error() if application attempts to transform a row tht
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has not been initialized.
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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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https://lists.sourceforge.net/lists/listinfo/png-mng-implement
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to subscribe) or to glennrp at users.sourceforge.net
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Glenn R-P
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