Commit Graph

4 Commits

Author SHA1 Message Date
David Korth
0e9034b86f [doc] md-plte-adjust.c: APNGs have an acTL chunk before PLTE.
FIXME: The first palette entry in APNGs appears to be unused and has
low bits set...
2021-06-14 21:44:40 -04:00
David Korth
949b32565c [doc] md-plte-adjust.c: Add an example bash command. 2021-06-14 21:36:52 -04:00
David Korth
df1a470172 [doc] md-plte-adjust.c: Allow the last color index to be RGB(255,255,255).
For some reason, the image optimization tools (optipng, advdef, advpng,
pngout) are keeping this palette index present...
2021-06-14 21:35:09 -04:00
David Korth
c8ae06558e [doc] md-plte-adjust.c: Quick and dirty tool to adjust Mega Drive PNG palettes.
Some emulators have RGB(224,224,224) as bright white. This tool adjusts
it to RGB(255,255,255).

This tool only works properly if the image doesn't have Shadow/Highlight
enabled and if it isn't a 32X ROM.
2021-06-14 21:31:06 -04:00