[MPlayer-dev-eng] Re: [RFC] h264 over rtsp without AVParser

Carl Eugen Hoyos cehoyos at ag.or.at
Sun Mar 11 02:53:40 CET 2007


Hi Uoti!

Uoti Urpala <uoti.urpala <at> pp1.inet.fi> writes:

> > Identical timestamps for several NALs belonging to the same frame: Works with
> > -correct-pts (except - maybe! - fps =<8: I only tested one stream with
> > low fps!)
> 
> No it doesn't work really. Maybe you just had streams where the breakage
> was not noticeable (no B frames for example). Frame rate shouldn't
> matter.

That's correct: I thought all test streams I know of use B frames, but actually,
most of them don't, and the ones that don't work with -correct-pts are the ones
with B frames.

> > Timestamp of first of several NALs belonging to the same frame unchanged,
> > remaining set to MP_NOPTS_VALUE: Does not work with -correct-pts - I get "pts
> > value from demuxer MISSING" and the video plays too fast.
> 
> As I wrote above "and change the timing code to ignore those" - it
> hasn't been changed that way yet.

I understand now.

Thank you for your explanations, Carl Eugen




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