[FFmpeg-devel] [PATCH] lavfi: add asendcmd and sendcmd filters
ubitux at gmail.com
Fri Oct 19 10:57:21 CEST 2012
On Fri, Oct 19, 2012 at 10:34:50AM +0200, Nicolas George wrote:
> L'octidi 28 vendémiaire, an CCXXI, Clément Bœsch a écrit :
> > Still, it has some interesting properties: I had to extract accurately a
> > sequence from an input, and while I was able to start exactly at the scene
> > change I was looking for, I add to play for a while with the timestamps,
> > hoping I didn't miss any frame with my dichotomy. If I could have
> > expressed it in frame id, I would just have to look for an approximative
> > position, and start incrementing the frame id until the event I was
> > looking for.
> You could have just drawn the timestamp on the frame (using drawtext,
> assuming it can do that, and if it does not it should) to get directly the
> good one.
No drawtext doesn't allow this yet :(
That's a common request by the way…
> Or used ffprobe or showinfo to get the list of all existing
> timestamps to help your dichotomy.
Indeed, that's one possibility, I somehow thought about it but didn't do
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