[MPlayer-dev-eng] Lots of stuff for NUT
Michael Niedermayer
michaelni at gmx.at
Mon Jan 9 23:52:02 CET 2006
Hi
On Mon, Jan 09, 2006 at 05:34:54PM -0500, Rich Felker wrote:
> On Mon, Jan 09, 2006 at 10:26:03PM +0100, Michael Niedermayer wrote:
[...]
> > hmm, we do have zero-buffer muxing and demuxing? how?
> > for muxing (we assume pts==dts) we need at least 1 frame of each stream to
> > mux anything that will mean buffering several packets for some streams in
> > practice
>
> No, you just need to know a lower bound on the next pts for each
> stream. In practice this is always known (especially for live
> sources!) since it's just the duration of the last frame written plus
> the last pts.
theoretically known is one thing, practically available another
especially for live sources its tricky, only some bound which changes
over time is theoretically known ...
think of skiping frames as long as the difference is small
[...]
--
Michael
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