X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/a626cc03053700ca5bdbf0243831bec528e6fc4d..daebb84bff054d3833baca58a5dc506de56c64a1:/src/png/TODO diff --git a/src/png/TODO b/src/png/TODO index 52f32b8949..a5f639577d 100644 --- a/src/png/TODO +++ b/src/png/TODO @@ -1,16 +1,13 @@ TODO - list of things to do for libpng: Final bug fixes. -Fix problem with C++ and EXTERN "C". +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? -Keep up with public chunks. -sPLT chunk handling. +Fix problem with C++ and EXTERN "C". cHRM transformation. -Support for application-defined chunk handlers. Improve setjmp/longjmp usage or remove it in favor of returning error codes. -High-level API for reading images. Add "grayscale->palette" transformation and "palette->grayscale" detection. -Color to gray transformation. Improved dithering. Multi-lingual error and warning message support. Complete sRGB transformation (presently it simply uses gamma=0.45455). @@ -18,7 +15,10 @@ Man pages for function calls. Better documentation. Better filter selection (counting huffman bits/precompression? filter inertia? filter costs?). -Optional palette (sPLT) creation. Histogram creation. Text conversion between different code pages (Latin-1 -> Mac and DOS). -Improve API by hiding the info_ptr. +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.