[vdr] FF card A/V sync suggestion

Chad Flynt hoochster at sofnet.com
Fri Oct 27 17:57:16 CEST 2006


Hadn't heard any more on this, did anyone get ahold of the mplayer 
source or the softplay source to find out how things are working in 
it?   Just didn't want the subject to get dropped again heh.

C.Y.M wrote:

>Torgeir Veimo wrote:
>  
>
>>On 24 Oct 2006, at 12:44, C.Y.M wrote:
>>
>>    
>>
>>>Somehow, mplayer is able to detect the areas in the VDR recordings
>>>that need
>>>extra "padding" to keep the sync.  There must be some kind of pattern
>>>in the
>>>data that the player recognizes and it knows it must insert a null
>>>frame.  How
>>>to go about finding how it works and creating an algorithm.
>>>      
>>>
>>So you're certain that it's always picture frames being dropped, causing
>>audio to be behind the video?
>>
>>    
>>
>
>>From what I understand, it could be either video or audio that is using
>"stacked" data.  Either a video frame that does not "change" or perhaps a few
>seconds of silence on the audio track could trigger this.
>
>Best Regards.
>
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>
>  
>




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