X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/c801d85f158c4cba50b588807daabdcbd0ed3853..3e1924dd5f5744c3e2a8973de9b3e4f372b7fd85:/src/png/TODO?ds=sidebyside diff --git a/src/png/TODO b/src/png/TODO index 562859a22f..a5f639577d 100644 --- a/src/png/TODO +++ b/src/png/TODO @@ -1,22 +1,24 @@ -TODO - list of things to do for libpng +TODO - list of things to do for libpng: -fix problem with C++ and EXTERN "C" -add "grayscale->palette" transformation and "palette->grayscale" detection -add "grayscale" -> "grayscale+alpha" and "grayscale+FILLER" transformations -improved dithering -multi-lingual error and warning message support -sPLT chunk handling -cHRM transformation -complete sRGB transformation (presently it simply uses gamma=0.45) -man pages for function calls -high-level API for reading images -final bug fixes -better documentation -better filter selection - (counting huffman bits/precompression? filter inertia? filter costs?) -optional palette creation -histogram creation -support for application-defined chunk handlers -keep up with public chunks -better C++ wrapper/full C++ implementation? -text conversion between different code pages (Latin-1 -> Mac and DOS) +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.