[FFmpeg-user] -vcodec copy encodes nothing (empty output file) with h264 input

[Paul]

On Monday, May 13, 2013 07:58:19 am Carl Eugen Hoyos wrote:
> Paul <paul <at> hivetool.org> writes:
> > ffmpeg -f video4linux2  -vcodec h264 -s 640x48
> > -r 15 -i /dev/video0 -vcodec copy  output.mkv
> 
> Does "-re" (an input option) help?
> Please try to avoid top-posting here.
Sorry.  

No, 

ffmpeg -f video4linux2 -re -s 640x480 -r 15 -vcodec h264 -i /dev/video0 -
vcodec copy output.mkv

yields same result, Output file is empty ...

Thanks,

--Paul

> 
> Carl Eugen
> 
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