[FFmpeg-user] how to change a sequences gamma

Stefano Sabatini stefasab at gmail.com
Sat May 19 12:16:10 CEST 2012

On date Friday 2012-05-18 08:20:27 +0200, Jared Glass encoded:
> Hi there
> Does anyone have any ideas how to change the gamma of a sequence?
> I've seen in the documentation that it is possible thought it looks
> like it can only be done by ffplay when playing back a video. I need
> this gamma change burnt into the actual frames.
> Any ideas?

Check the lut filter:

I guess this is supported also through some mp wrapped filters, or
through frei0r.
ffmpeg-user random tip #19
X11 session recording with ffmpeg:
ffmpeg -f oss -i /dev/audio -f x11grab -s $WIDTHx$HEIGHT -r 5 -i :0.0 \
Use xdpyinfo to get WIDTH and HEIGHT values.

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