[streaming] Re: a lot of warnings

[Benjamin Pracht]

On Thu, Apr 28, 2005, Isabel Romero wrote :
> 
> hello
> 
>  
> 
> I'm streaming over udp.
> 
> My server is on linux, fedora Core 3, and Teh client is vlc on windows. 
> 
> And vlc produce the following warnigs:
> 
> main warning: output date isn't PTS date, requesting resampling (-41275)
> 
> main warning: buffer is 56708 in advance, triggering downsampling
> 
> main warning: timing screwed, stopping resampling
> 
> main warning: buffer is 97656 in advance, triggering downsampling
> 
> main warning: resampling stopped after 178256 usec (drift: 30381)
> 
> main warning: buffer is 100714 in advance, triggering downsampling
> 
> main warning: audio drift is too big (-133761), clearing out
> 
> main warning: timing screwed, stopping resampling
> 
> main warning: audio drift is too big (-133751), clearing out
> 
> main warning: mixer start isn't output start (-65744)
> 
> main warning: buffer is 75244 late, triggering upsampling
> 
> main debug: audio output is starving (176354), playing silence
> 
> main warning: audio drift is too big (139503), dropping buffer
> 
> main warning: resampling stopped after 282969 usec (drift: -77970)
> 
> main warning: output date isn't PTS date, requesting resampling (-41858)
> 
> main warning: buffer is 58612 late, triggering upsampling
> 
> main warning: timing screwed, stopping resampling
> 
> main warning: buffer is 110579 late, triggering upsampling
> 
> main warning: audio drift is too big (141434), dropping buffer
> 
> main warning: audio drift is too big (153108), dropping buffer
> 
> main warning: audio drift is too big (129108), dropping buffer
> 
> main warning: audio drift is too big (140297), dropping buffer
> 
> main warning: audio drift is too big (143492), dropping buffer
> 
> main warning: audio drift is too big (121147), dropping buffer
> 
>  
> 
> why?
> 
> this was produced on linux, when I was capturing with vlc too.
> 
>  

Well, if you only get such a message once a while, it's not an issue,
it's just VLC resynchronysing the different ES. If you get lots of them
and playback is jerky, it might be packet loss of a big jitter on the
network.

-- 
BigBen

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