[FFmpeg-devel] [PATCH 2/3] electronicarts: demux alpha stream

[Carl Eugen Hoyos]

Peter Ross <pross <at> xvid.org> writes:

> Electronic Arts VP6 files may contain two video 
> streams: one for the primary video stream and 
> another for the alpha mask. The file format
> uses identical data structures for both streams.

Is there a command line that allows to output 
the (intended) opaque ring in transparent 
background?

Thank you, Carl Eugen