> Not entirely sure i understand your question, so here goes: > > The video and audio streams are almost perfectly in sync if that is > what you are asking. > > If you are asking what the delay is between a signal being received > and a signal being processed and output by the card, it is large. > 2-3 > seconds. >
yes, by latency I mean the delay when u move ur hand in front of web-camera and when it is moved on the display. 2-3 seconds is huge considering that the cards are specifically designed to do encoding-decoding. I am actually looking for low latency, so I cannot use this card. Thanks sandeep > > On Sat, 26 Feb 2005 21:04:41 -0800, sandeep siroya > <[EMAIL PROTECTED]> wrote: > > Hi team, > > I am researching on achieving low latency in real time video > streaming.> > > Does anbody know, what is the latency of the Hauppauge PVR- > 350/250 card for MPEG encoding a live video image-frame ? > > i.e. delay from the point just before capturing an image-frame > to the point after writing it to a file (after MPEG compression), > say using "cat /dev/video0 > movie.mpg". > > > > Like for normal "Hauppauge WinTV-GO" cards, latency is approx <= > 33 ms, which I measured using "streamer" program of xawtv. > > -- > Ian Trider > [EMAIL PROTECTED] > > > ------------------------------------------------------- > SF email is sponsored by - The IT Product Guide > Read honest & candid reviews on hundreds of IT Products from real > users.Discover which products truly live up to the hype. Start > reading now. > http://ads.osdn.com/?ad_id=6595&alloc_id=14396&op=click > _______________________________________________ > Ivtv-users mailing list > Ivtv-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/ivtv-users > ------------------------------------------------------- SF email is sponsored by - The IT Product Guide Read honest & candid reviews on hundreds of IT Products from real users. Discover which products truly live up to the hype. Start reading now. http://ads.osdn.com/?ad_id=6595&alloc_id=14396&op=click _______________________________________________ Ivtv-users mailing list Ivtv-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/ivtv-users
