[FFmpeg-user] how to ­get h264 stream from webc­am with hardware H264 en

[Fing Cmo]

Carl,

What part in the command below specifies the hardware acceleration part in
the question?

I am also interested in how ffmpeg can be told to use HW encoder instead of
libx264 software codec.

Thanks,
Fing.
.................
On Dec 21, 2012 10:33 AM, "Carl Eugen Hoyos" <cehoyos at ag.or.at> wrote:

> Val Malykh <valem <at> pochta.ru> writes:
>
> > When I' usin ffmpeg with -vcodec copy it gives only this:
>
> (You provided complete, uncut console output for the
> working command line and severely cut output for the
> failing command line, it should really be the other
> way round.)
>
> I unfortunately cannot test h264 over v4l2, I tested
> the following command line (raw video) and it works
> fine, so I don't know why it fails for you:
>
> $ ffmpeg -f v4l2 -i /dev/video1 -vcodec copy out.nut
> out.nut plays fine with MPlayer and ffplay.
>
> Carl Eugen
>
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