[Ffmpeg-devel] Timestamps on Decoding

Ronald S. Bultje rbultje
Tue Oct 25 01:03:32 CEST 2005


On Mon, 2005-10-24 at 18:47 -0400, Rich Felker wrote:
> On Mon, Oct 24, 2005 at 12:30:17PM -0400, Ronald S. Bultje wrote:
> > On Mon, 2005-10-24 at 12:32 -0400, Rich Felker wrote:
> > > Again I have no idea what you're saying, but the only frames that can
> > > possibly have dts==pts are B frames.
> > 
> > Oh! Sorry, we misunderstood each other then. I was talking about input
> > == output as in "container given timestamp" == "output frame timestamp".
> > I wasn't talking about DTS/PTS. For the reasons that you've mentioned
> > earlier in this thread, I mostly try to not use DTS at all, actually.
> 
> What do you mean then by "container given timestamp" == "output frame
> timestamp"? This is always true if the container has pts values,
> unless you have a weird definition you're using...

Basically what you find in avi & co, in whatever muxing mode (sometimes
dts, sometimes something ele which is neither pts nor dts).

Ronald





More information about the ffmpeg-devel mailing list