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Libpng 1.0.9beta6 - December 18, 2000
This is a public release of libpng, intended for use in production codes.
Changes since the last public release (1.0.8):
Fixed typo in scripts/makefile.hpux
Fixed seqence-point bug in contrib/pngminus/png2pnm (Martin Zinser)
Updated makevms.com in scripts and contrib/* and contrib/* (Martin Zinser)
Changed "cdrom.com" in documentation to "libpng.org"
Revised pnggccrd.c to get it all working, and updated makefile.gcmmx (Greg).
Changed type of "params" from voidp to png_voidp in png_read|write_png().
Added MNG_EXTENSIONS_SUPPORTED macro and support for some proposed MNG
features, for testing purposes.
Make sure PNGAPI and PNG_IMPEXP are defined in pngconf.h.
Revised the 3 instances of WRITEFILE in pngtest.c.
Updated png.rc in dll/msvc project
Revised makefile.dec to define and use LIBPATH and INCPATH
Increased size of global png_libpng_ver[] array from 12 to 18 chars.
Made global png_libpng_ver[], png_sig[] and png_pass_*[] arrays const.
Removed duplicate png_crc_finish() from png_handle_bKGD() function.
Added a warning when application calls png_read_update_info() multiple times.
Revised makefile.cygwin
Fixed bugs in iCCP support in pngrutil.c and pngwutil.c.
Replaced png_set_empty_plte_permitted() with png_permit_mng_features().
Relocated "msvc" and "wince" project subdirectories into "projects"
subdirectory and added projects/borland project subdirectory.
Set VS_FF_PRERELEASE and VS_FF_PATCHED flags in msvc/png.rc when appropriate.
Add error message in png_set_compression_buffer_size() when malloc fails.
Revised PNG_LIBPNG_BUILD_TYPE macro in png.h, used in the msvc project.
Removed the png_flush() in pngwrite.c that crashes some applications
that don't set png_output_flush_fn.
Added makefile.macosx and makefile.aix to scripts directory.
Change png_chunk_warning to png_warning in png_check_keyword().
Increased the first part of msg buffer from 16 to 18 in png_chunk_error().
Added support for filter method 64 (for PNG datastreams embedded in MNG)
Revised png_set_filter() to accept filter method 64 when appropriate.
Added new PNG_HAVE_PNG_SIGNATURE bit to png_ptr->mode and use it to
help prevent applications from using MNG features in PNG datastreams.
Revised libpng.3/libpng.txt. Changed "filter type" to "filter method".
Send comments/corrections/commendations to
png-implement@ccrc.wustl.edu or to randeg@alum.rpi.edu
Glenn R-P
Send comments/corrections/commendations to
png-implement@ccrc.wustl.edu or to randeg@alum.rpi.edu
Glenn R-P
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