From: Glenn Randers-P. <gl...@gm...> - 2012-06-14 12:01:18
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libpng-1.5.11 is available from ftp://ftp.simplesystems.org/pub/png/src and from http://libpng.sf.net/index.html It's a minor cleanup release that does not address any security issues. Changes since the last public release (1.5.10): Revised scripts/makefile.darwin: use system zlib; remove quotes around architecture list; add missing ppc architecture; add architecture options to shared library link; don't try to create a shared lib based on missing RELEASE variable. Enable png_set_check_for_invalid_index() for both read and write. Removed #ifdef PNG_HANDLE_AS_UNKNOWN_SUPPORTED/#endif in pngpriv.h around declaration of png_handle_unknown(). Added -lssp_nonshared in a comment in scripts/makefile.freebsd and changed deprecated NOOBJ and NOPROFILE to NO_OBJ and NO_PROFILE. Revised CMakeLists.txt to not attempt to make a symlink under mingw. Added two images to contrib/pngsuite (1-bit and 2-bit transparent grayscale), and renamed three whose names were inconsistent with those in pngsuite/README.txt. Do not depend upon a GCC feature macro being available for use in generating the linker mapfile symbol prefix. Made fixes for new optimization warnings from gcc 4.7.0. The compiler performed an optimization which is safe; however it then warned about it. Changing the type of 'palette_number' in pngvalid.c removes the warning. Improved efficiency of new do_check_palette_indexes() function. Don't check palette indexes if num_palette is 0 (as it can be in MNG files). Include zlib.h in contrib/gregbook and visupng examples. Glenn |