[FFmpeg-user] Grabbing quality from TV card

[Rodney Baker]

On Tue, 13 Mar 2012 09:42:03 tovis wrote:
> Hi Rodney!
> Thanks for your quick answer.
> I have built another system install development packages (headers gcc make
> ...) get latest git version. But not even worth :(
> This is the command:
> 
> $ ffmpeg -v verbose -i /dev/video0 -f video4linux2 -s 640x480 -r 25
> out10.avi 2>&1 | tee -a ffmpeg-grab.log
> 
> and this is the console output:
> ffmpeg version N-38750-g599888a Copyright (c) 2000-2012 the FFmpeg
> developers built on Mar 12 2012 23:50:31 with gcc 4.4.5
>   configuration: --enable-nonfree --enable-libv4l2
>   libavutil      51. 42.100 / 51. 42.100
>   libavcodec     54. 10.100 / 54. 10.100
>   libavformat    54.  2.100 / 54.  2.100
>   libavdevice    53.  4.100 / 53.  4.100
>   libavfilter     2. 64.101 /  2. 64.101
>   libswscale      2.  1.100 /  2.  1.100
>   libswresample   0.  7.100 /  0.  7.100
> /dev/video0: Invalid data found when processing input
> 
> What could be missed?
> Sincerely

Ok, I missed something. Try -f video4linux2 -i /dev/video0...

-- 
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Rodney Baker VK5ZTV
rodney.baker at iinet.net.au
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