[FFmpeg-user] Capture Video from Decklink Video Render

Andrew Sinclair ajsinclair at gmail.com
Mon Dec 10 03:57:57 CET 2012


Also what is the spec of the machine you are doing this on? i.e. what
happens to CPU when you run the encode version.

Filtering at capture time would be fairly intensive especially if you are
also experiencing dropped frames with the encode.


On 10 December 2012 04:27, Carl Eugen Hoyos <cehoyos at ag.or.at> wrote:

> Yugant Khanna <yugant <at> gmail.com> writes:
>
> > ffmpeg -f dshow -r 25 -s 720x576 -i video="Decklink Video
> > Capture":audio="Decklink Audio Capture" -vcodec copy -acodec copy -y
> > "output.avi"
> > The resulting output.avi file has audio / video sync out issue.
>
> Complete, uncut console output missing.
>
> > ffmpeg -f dshow -r 25 -s 720x576 -i video="Decklink Video
> > Capture":audio="Decklink Audio Capture" -vcodec dvvideo -pix_fmt yuv420p
> > -acodec copy -y output.mxf
> >  Is this possible ? . i tried this but their are lot of frame drops ..
>
> Complete, uncut console output missing.
>
> Carl Eugen
>
> _______________________________________________
> ffmpeg-user mailing list
> ffmpeg-user at ffmpeg.org
> http://ffmpeg.org/mailman/listinfo/ffmpeg-user
>


More information about the ffmpeg-user mailing list