[MPlayer-users] 1 duplicate frames every 308 seconds :-\

[The Wanderer]

Rich Felker wrote:

> On Thu, Jun 30, 2005 at 08:23:43PM +0200, Alain Barthélemy wrote:
> 
>> Here is my script:
>> 
>> mencoder -tv driver=v4l:width=720:height=576 -ovc lavc -lavcopts
>> vcodec=mpeg4:vbitrate=2200:vratetol=32000:mbd=2:psnr:aspect=4/3
>> -oac mp3lame -lameopts cbr:br=128:mode=0 -vf
>> crop=672:528:24:24,pp=lb,scale=576:432,hqdn3d=3:2:5 -sws 1 -noodml
>> tv:// -o temp1.avi -endpos 6600
>> 
>> I just installed MPlayer-1.0pre7 and I have now: 1 duplicate
>> frame(s) every (exactly!) 308 seconds
>> 
>> I did not have that with MPlayer-1.0pre6a with the same script.
>> 
>> What can now happen every 308 seconds?
> 
> Because your soundcard's clock sucks and is off such that the error
> accumulates to a whole frame every 308 seconds...

How is that consistent with the phenomenon not having occurred in the
earlier version? Was there some sort of (perhaps inadvertent)
compensation which has since been removed?

-- 
       The Wanderer

Warning: Simply because I argue an issue does not mean I agree with any
side of it.

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