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author | Ralph Giles <ralph.giles@artifex.com> | 2005-04-24 21:46:26 +0000 |
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committer | Ralph Giles <ralph.giles@artifex.com> | 2005-04-24 21:46:26 +0000 |
commit | c08ae4975f49429bac4920fe899ce226fa22d51e (patch) | |
tree | 1f202d4b2226e76f7a5fdf8aeaa83b0db94bd593 /gs/libpng/TODO | |
parent | b8f681f7d5c591ab22629271229f295c93daa4c7 (diff) | |
download | ghostpdl-c08ae4975f49429bac4920fe899ce226fa22d51e.tar.gz |
Initial revision
git-svn-id: http://svn.ghostscript.com/ghostscript/trunk@5875 a1074d23-0009-0410-80fe-cf8c14f379e6
Diffstat (limited to 'gs/libpng/TODO')
-rw-r--r-- | gs/libpng/TODO | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/gs/libpng/TODO b/gs/libpng/TODO new file mode 100644 index 000000000..a5f639577 --- /dev/null +++ b/gs/libpng/TODO @@ -0,0 +1,24 @@ +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. |