[Ffmpeg-devel] problem with frame extraction

Guillaume POIRIER poirierg
Fri Feb 3 14:49:58 CET 2006


On 2/3/06, Agnes Bousquier <agnes.bousquier at etu.enseeiht.fr> wrote:
> Hello,
>   I would like to extract video frames as .png images  thanks to mplayer
> (under Windows XP),  and  I was  advised  to  type:
> "C:/Program Files/MPlayer/mplayer.exe" -vo png essai.avi
>   Unfortunately, when I type this line, I get the error message :
> Error opening/initializing the selected video_out (-vo) device.
>   Can anyone please help me to solve this  problem?

Make sure your MPlayer binary has been compiled with png support. It
looks to me like it isn't.

Just because code is syntactically "valid" GNU C doesn't mean gcc can
always compile it.
  Steven Bosscher - 2005-01-01
MPlayer's doc isn't up-to-date. Visit my updated mirror here:

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