[linux-dvb] Re: Multispeed patch for vdr 0.91

[Andreas Schultz <aschultz@warp10.net>]

Stefan Huelswitt wrote:
> On 14 Aug 2001 Andreas Schultz <aschultz@warp10.net> wrote:
> 
> 
>>currently, i just assume that every VOBU contains excatly on I-Frames. 
>>So for fast forward, i just output every 4th VOBU. This is not the right 
>>way to do it.
>>
> 
> Now I understand why the trickmodes are much faster with DVD
> replay. In normal replay mode EVERY iframe is displayed.
> Is there a special reason for you to use every 4th iframe?

There is, my test DVD (Hackers) gives me normal fast forward speed with 
that. With others I get different speeds, depending on their 
I-Frame/VOBU ration.

Andreas




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