[FFmpeg-devel] [PATCH] Use v4l2 input format automatically if filename starts with "/dev/video"
george at nsup.org
Sat Oct 25 15:16:08 CEST 2014
Le quartidi 4 brumaire, an CCXXIII, wm4 a écrit :
> Then there's no sane way to handle this. Basically, you need to know:
> yes, this is a video device.
And that does not exist.
> Such a flag might probably work...
Actually, probably not without more changes, because the devices do not
remove the protocol prefix from the file name.
> The "lavfi" libavdevice demuxer already accepts arbitrary options from
Yes, but the lavfi device can not be selected automatically from the URL in
the first place.
> All in all, I'd say ffmpeg is not optimized for security issues.
That is your opinion.
> Why can't the frame size be detected automatically?
... Thinking about what rawvideo means would probably have taken less time
than typing the question.
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