[FFmpeg-devel] [PATCH] Close vfwcap devices on exit()

matthieu castet castet.matthieu
Mon Apr 14 19:55:26 CEST 2008

Ramiro Polla wrote:
> Hello,
> With some devices and some versions of Windows, if you exit() an 
> application before you disconnect a VFW driver, that device will
> remain unusable until you reboot. This happens in FFmpeg in some cases 
> like: ffmpeg -r 15 -f vfwcap -i 0 output.mpg
> MPG doesn't accept 15 fps, so FFmpeg just exit()s.
There a similar problem with rstp. In some case ffmpeg won't send the 
rstp stop command before exiting. This will result the streaming 
continue until a timeout is reach.

I believe ffmpeg/ffplay application should avoid to do exit(), but 
should exit by calling demuxer/decoder close function.


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