Re: Recording TV: broken indexes, the endpos flag, and the recording status line

Mark James wrote:

> Nico Sabbi wrote:
>
>> -of mpeg -mpegopts format=dvd:tsaf will create an mpg, so no index is 
>> possible,
>> but seeking will work fairly well
>
>
> Brilliant, that works just great Nico, using only 1% CPU.  Reading up
> on your suggestion, I see that the tsaf option adds a time-stamp to
> each frame.
>
> I still don't understand why an mplayer transport stream dump is
> seekable, while an mencoder copy is not.
>
> Many thanks.
>
> Mark

because when generating an avi file with -ovc copy mencoder
doesn't analyze the frame type (I frame or not), so it doesn't set
the keyframe flag on any video chunk, hence the index doesn't contain
any seekable point