[MPlayer-users] zapping speed

[Rich Felker]

On Wed, Oct 24, 2007 at 07:07:16PM +0200, Zoilo Gomez wrote:
> Thank you Nico, with "-tsprobe 256000" zapping speed is now down to 2 
> seconds (instead of 5).
> 
> I am trying to understand how tsprobe works.
> 
>  From the man-page I do understand that tsprobe determines the amount of 
> bytes that will be searched for the necessary video and audio PIDs. So 
> why does it spend so much time when I specify a high (safe) value?
> 
> I would expect it to terminate the search as soon as the PIDs have been 
> found, however it seems like it keeps searching the entire specified 
> data size.
> 
> Why does it seemingly keep looking for something that it must have 
> already found?

It's trying to find a list of all present PIDs, not just one. The only
way you can know there aren't more is to search the whole thing...

Rich