[FFmpeg-user] piped ffmpeg output to movie filter with preserved alpha channel
Carl Eugen Hoyos
cehoyos at ag.or.at
Wed Mar 27 16:54:50 CET 2013
Alex Vasilenko <aa.vasilenko <at> gmail.com> writes:
> On Wednesday, March 27, 2013 at 12:57 , Carl Eugen Hoyos wrote:
> > Alex Vasilenko <aa.vasilenko <at> gmail.com (http://gmail.com)> writes:
> > > ffmpeg -loop 1 -i watermark2.jpg -t 5 -c qtrle [...]
> > > -f mpegts -pix_fmt argb -
> > mpegts does not support the qtrle codec, this is not a FFmpeg
> > limitation, but a limitation of the specification.
> mpegts was just an example.
My answer was only related to your example.
Why can't you read your "avatar" from file instead from
a pipe, as you do it with watermark.png ?
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