[MPlayer-dev-eng] [PATCH] display DVD subtitles

[Kim Minh Kaplan]

Arpi writes:

> about alpha/colors:
[...]
> 0 = fully transparent subpic
> 1 = (near) fully opaque subpic
> ...
> 255 = (near) fully transparent subpic
[...]
> also an important limitation:  color+alpha must be less or equal to 255
> (because there is no >255 range checking and clipping)

OK, this explains all the strange things I was experiencing...  With
the following patch subtitles are now stable and readable on all the
DVD's I have.  I hope the color picking heuristic is good enough for
most person.

Kim Minh.

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