[ogg-dev] Seeking to granules in discontinuous streams

Ralph Giles ralph.giles at artifex.com
Tue Feb 12 15:06:49 PST 2008


On 12-Feb-08, at 2:57 PM, Ralph Giles wrote:
>
>>  http://wiki.xiph.org/index.php/GranulePosAndSeeking
> I'm not sure it's helpful to keep linking to this. It's important  
> historically, but Monty's whole thesis about "start decoding here  
> and you're good" is WRONG because of the continued packet issues.

To clarify, the seeking algorithm he describes is inaccurate. This  
message is an accurate description of the rationale behind the split/ 
granulepos hack for encoding both the timestamp and the back pointer  
in the granulepos, as is now used by theora, dirac and cmml.

  -r
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