[FFmpeg-devel] Evolution of lavfi's design and API
michaelni at gmx.at
Fri Oct 24 18:51:52 CEST 2014
On Fri, Oct 24, 2014 at 04:22:23PM +0200, Nicolas George wrote:
> Le duodi 2 brumaire, an CCXXIII, Clement Boesch a écrit :
> As for the actual implementation, I suppose that a filter that supports
> seeking would be required to advertise so on its output: "I can seek back to
> pts=42", and a filter that requires seeking from its input would give
> forewarning: "I may need to seek back to pts=12", so that the framework can
> buffer all frames from 12 to 42.
> That requires thinking.
its easier for the input to seek to pts 2 in that case and discard data
till pts 12. I assume pts42 is not the first point it can seek to
files can generally be reopened to restart from the first frame
Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
You can kill me, but you cannot change the truth.
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