Re: [Linphone-developers] Live Audio Video Streaming

[Simon Morlat]

Le Friday 11 January 2008 10:12:19 Pramod Bhagwat, vous avez écrit :
> Thanks Simon. In the application audio timestamp is incremented by 20
> ms(i.e. 160 ) and for the video time stamp i am getting the current time
> and multiplying it by 90. (video framerate is 30) The VLC plays back both
> the audio and video stream synchronously. (i.e playback has the lip sync)
> But the issue is latency initially there will not be any latency but as the
> time progress there is delay of 3 to 8 seconds. Does the application needs
> to change anything for the rtcp timestamp?
No that seems perfect.
Maybe your application is sending packets too fast ? or vlc reading too slow ?
IS the video from a file or live cam ?


>
> Warm Regards,
> pramod
>
> On Jan 11, 2008 2:39 AM, Simon Morlat <address@hidden> wrote:
> > The problem might come from your application that sends erroneous
> > timestamp or
> > unsynchronised streams, or from VLC but usually VLC is quite stable.
> >
> > Simon
> >
> > Le Friday 28 December 2007 09:30:19 Pramod Bhagwat, vous avez écrit:
> > > Hi,
> > > i am using oRTP to stream live audio(u-law 8Khz) and Video(H.263) over
> >
> > the
> >
> > > local network(100 Mbps LAN). The audio video stream is received by the
> >
> > VLC
> >
> > > Media Player (version:0.8.6d) on Windows.
> > > During the startup live audio and video is played back instantaneously
> >
> > in
> >
> > > the VLC. But as the time progress i am seeing delay of about 3  to 8
> > > seconds in the live audio video playback.
> > > Does this problem is anything to do with oRTP settings or this is VLC
> > > player issue? Please let me know.
> > >
> > > Warm Regards,
> > > pramod