libpng/ANNOUNCE

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Libpng 1.6.19beta02 - August 18, 2015
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.
1998-04-21 16:03:57 -04:00
2006-02-22 10:19:25 -05:00
Files available for download:
Source files with LF line endings (for Unix/Linux) and with a
"configure" script
1.6.19beta02.tar.xz (LZMA-compressed, recommended)
1.6.19beta02.tar.gz
2006-03-31 06:29:33 -05:00
2006-02-22 10:19:25 -05:00
Source files with CRLF line endings (for Windows), without the
"configure" script
lp1619b02.7z (LZMA-compressed, recommended)
lp1619b02.zip
2006-02-22 10:19:25 -05:00
Other information:
1.6.19beta02-README.txt
1.6.19beta02-LICENSE.txt
libpng-1.6.19beta02-*.asc (armored detached GPG signatures)
Changes since the last public release (1.6.18):
Version 1.6.19beta01 [July 30, 2015]
Updated obsolete information about the simplified API macros in the
manual pages (Bug report by Arc Riley).
Avoid potentially dereferencing NULL info_ptr in png_info_init_3().
Rearranged png.h to put the major sections in the same order as
in libpng17.
Eliminated unused PNG_COST_SHIFT, PNG_WEIGHT_SHIFT, PNG_COST_FACTOR, and
PNG_WEIGHT_FACTOR macros.
Suppressed some warnings from the Borland C++ 5.5.1/5.82 compiler
(Bug report by Viktor Szakats). Several warnings remain and are
unavoidable, where we test for overflow.
Fixed potential leak of png_pixels in contrib/pngminus/pnm2png.c
Fixed uninitialized variable in contrib/gregbook/rpng2-x.c
Version 1.6.19beta02 [August 18, 2015]
Moved config.h.in~ from the "libpng_autotools_files" list to the
"libpng_autotools_extra" list in autogen.sh because it was causing a
false positive for missing files (bug report by Robert C. Seacord).
Removed unreachable "break" statements in png.c, pngread.c, and pngrtran.c
to suppress clang warnings (Bug report by Viktor Szakats).
Fixed some bad links in the man page.
Changed "n bit" to "n-bit" in comments.
Added signed/unsigned 16-bit safety net. This removes the dubious
0x8000 flag definitions on 16-bit systems. They aren't supported
yet the defs *probably* work, however it seems much safer to do this
and be advised if anyone, contrary to advice, is building libpng 1.6
on a 16-bit system. It also adds back various switch default clauses
for GCC; GCC errors out if they are not present (with an appropriately
high level of warnings).
Safely convert num_bytes to a png_byte in png_set_sig_bytes() (Robert
Seacord).
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