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libpng/ANNOUNCE
2009-04-06 16:08:25 -05:00

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Libpng 1.2.9beta2 - February 22, 2006
This is not intended to be a public release. It will be replaced
within a few weeks by a public version or by another test version.
Files available for download:
Source files with LF line endings (for Unix/Linux) and with a
"configure" script
1.2.9beta2.tar.gz
1.2.9beta2.tar.bz2
Source files with CRLF line endings (for Windows), without the
"configure" script
lp129b02.zip
lp129b02.tar.bz2
Project files
1.2.9beta2-project-netware.zip
1.2.9beta2-project-wince.zip
Other information:
1.2.9beta2-README.txt
1.2.9beta2-KNOWNBUGS.txt
1.2.9beta2-LICENSE.txt
1.2.9beta2-Y2K-compliance.txt
Changes since the last public release (1.2.8):
version 1.2.9beta1 [February 21, 2006]
Initialized some structure members in pngwutil.c to avoid gcc-4.0.0 complaints
Fixed an incorrect typecast in pngrutil.c
Added PNG_NO_READ_SUPPORTED conditionals for making a write-only library.
Added PNG_NO_WRITE_INTERLACING_SUPPORTED conditional.
Optimized alpha-inversion loops in pngwtran.c
Moved test for nonzero gamma outside of png_build_gamma_table() in pngrtran.c
Make sure num_trans is <= 256 before copying data in png_set_tRNS().
Make sure num_palette is <= 256 before copying data in png_set_PLTE().
Interchanged order of write_swap_alpha and write_invert_alpha transforms.
Added parentheses in the definition of PNG_LIBPNG_BUILD_TYPE (Cosmin).
Fixed inconsistency in definition of png_default_read_data()
Exported png_get_uint_32, png_save_uint_32, png_get_uint_16, png_save_uint_16,
png_get_int_32, png_save_int_32, png_get_uint_31 (Cosmin).
Added parentheses in the definition of PNG_LIBPNG_BUILD_TYPE (Cosmin).
Added type cast (png_byte) in png_write_sCAL() (Cosmin).
Fixed scripts/makefile.cygwin (Cosmin).
Updated scripts/makefile.bc32 for Borland C++ 5.6 (Cosmin).
Updated scripts/pngos2.def, scripts/pngw32.def (Cosmin).
Updated references to png-mng-implement mailing list.
Revised man page and libpng.txt to make it clear that one should not call
png_read_end or png_write_end after png_read_png or png_write_png.
Optimized zlib window flag (CINFO) in contrib/pngsuite/*.png (Cosmin).
version 1.2.9beta2 [February 22, 2006]
Check for png_rgb_to_gray and png_gray_to_rgb read transformations before
checking for png_read_dither in pngrtran.c
Revise checking of chromaticity limits to accommodate extended RGB
colorspace (John Denker).
Changed line endings in some of the project files to CRLF, even in the
"Unix" tar distributions (Cosmin).
Make png_get_uint_16 and png_write_uint_16 always available (Cosmin).
Updated scripts/pngw32.def and projects/wince/png32ce.def with the
newly exported functions.
Eliminated tarball distributions without a "configure" script.
Updated INSTALL instructions.
Send comments/corrections/commendations to png-mng-implement at lists.sf.net
(subscription required; visit
https://lists.sourceforge.net/lists/listinfo/png-mng-implement
to subscribe) or to glennrp at users.sourceforge.net
Glenn R-P