From 137c47d2355adc79d6987c62b63dbf848f67c15e Mon Sep 17 00:00:00 2001 From: "H. Peter Anvin" Date: Mon, 4 Feb 2019 13:33:55 -0800 Subject: libpng: update to 1.6.36 Update libpng to version 1.6.36 due to errata in earlier versions. Signed-off-by: H. Peter Anvin --- com32/lib/libpng/TODO | 44 +++++++++++++++++++++----------------------- 1 file changed, 21 insertions(+), 23 deletions(-) (limited to 'com32/lib/libpng/TODO') diff --git a/com32/lib/libpng/TODO b/com32/lib/libpng/TODO index face7658..562dab06 100644 --- a/com32/lib/libpng/TODO +++ b/com32/lib/libpng/TODO @@ -1,25 +1,23 @@ TODO - list of things to do for libpng: -Final bug fixes. -Improve API by hiding the png_struct and png_info structs. -Finish work on the no-floating-point version (including gamma compensation) -Better C++ wrapper/full C++ implementation? -Fix problem with C++ and EXTERN "C". -cHRM transformation. -Improve setjmp/longjmp usage or remove it in favor of returning error codes. -Add "grayscale->palette" transformation and "palette->grayscale" detection. -Improved dithering. -Multi-lingual error and warning message support. -Complete sRGB transformation (presently it simply uses gamma=0.45455). -Man pages for function calls. -Better documentation. -Better filter selection - (counting huffman bits/precompression? filter inertia? filter costs?). -Histogram creation. -Text conversion between different code pages (Latin-1 -> Mac and DOS). -Should we always malloc 2^bit_depth PLTE/tRNS/hIST entries for safety? -Build gamma tables using fixed point (and do away with floating point entirely). -Use greater precision when changing to linear gamma for compositing against - background and doing rgb-to-gray transformation. -Investigate pre-incremented loop counters and other loop constructions. -Add interpolated method of handling interlacing. +* Fix all defects (duh!) +* Better C++ wrapper / full C++ implementation (?) +* Fix the problems with C++ and 'extern "C"'. +* cHRM transformation. +* Palette creation. +* "grayscale->palette" transformation and "palette->grayscale" detection. +* Improved dithering. +* Multi-lingual error and warning message support. +* Complete sRGB transformation. (Currently it simply uses gamma=0.45455.) +* Man pages for function calls. +* Better documentation. +* Better filter selection + (e.g., counting huffman bits/precompression; filter inertia; filter costs). +* Histogram creation. +* Text conversion between different code pages (e.g., Latin-1 -> Mac). +* Avoid building gamma tables whenever possible. +* Greater precision in changing to linear gamma for compositing against + background, and in doing rgb-to-gray transformations. +* Investigate pre-incremented loop counters and other loop constructions. +* Interpolated method of handling interlacing. +* More validations for libpng transformations. -- cgit