[mpeg2] Re: mpex experience

[Andrew de Quincey <adq_dvb@lidskialf.net>]

On Sunday 24 August 2003 00:17, Thomas Sparr wrote:
> Hi,
>
> I use a snapshot of MPlayer-20330626.
> I just do: mplayer /dev/v4l/video1
> I'm a bit confused about the PAT and PMT, how is the continuity_counter
> handled?
> Does the saa6752 chip updates them and recalculates the checksum or
>  are the continuity_counter not incremented at all?
> This is why I'm thinking of turning it of and supply my own PAT/PMT.

The CRC only covers the section data with the PAT/PMT in it. it doesn't cover 
the TS header, so changes to the continuity counter don't matter. I assume 
the card updates it automatically.

Its likely you can only upload the PAT/PMT once, before encoding starts.