Gerd Knorr wrote:
>> say it was out by about 3 seconds (not bad over 3600 seconds, I grant
>> you). Is this becoz there are no timestamps in V4L images, so that
>> streamer has to use gettimeofday(), which may lag the timestamps
>> in the audio recording by just enough (mill/micro seconds) to cause
>> the drift ?
> 
> 
> No.  It is probably because the sampling rate of the sound card isn't
> very exact.  streamer assumes the sound card samples *exactly* the
> sampling rate reported by the driver.  If this isn't the case you'll get
> a drift between audio and video.  streamer doesn't attempt to fix this
> somehow.
> 
>   Gerd

* shameless plug ;-) *

You can always try nvrec for dynamic warping of the audio stream...

-justin





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