* Support grayscale images with alpha channel.
* Support rgb images with transparent color.
* Process 'tRNS' chunk (simple transparency).
Transparent png images were already supported for color type 6, which
is RGBA. Now indexed images (color type 3) can also have transparency
via 'tRNS' chunk data.
git-svn-id: svn://kolibrios.org@8449 a494cfbc-eb01-0410-851d-a64ba20cac60
* programs which use libs-dev updated accordingly
* libimg: support for .ico and .cur files (icons and cursors)
* kiv: show many different images in one file in one row
git-svn-id: svn://kolibrios.org@1102 a494cfbc-eb01-0410-851d-a64ba20cac60
* decoder for animated GIFs
* some fixes in PNG and JPEG decoders
* internal image representation now allows 15 and 16 bpp
(without conversions in decoders)
* decoder for TGA, Z80 from Nable
git-svn-id: svn://kolibrios.org@1079 a494cfbc-eb01-0410-851d-a64ba20cac60