[vdr] Re: Videobufsize

[Gerald Raaf <graaf@attglobal.net>]

Klaus Schmidinger schrieb:

> Andreas Share wrote:
> >
> > > >
> > > > i use three DVB Cards and ac3overdvb and autopid patch with these i get
> > ringbuffer
> > > > overflows, very soon after starting vdr. This does also happen with
> > plain vdr, but only
> > > > if the card go into transfer-mode which it always do (when watching
> > Premiere), because
> > > > the cam is connected to the third card.
> > > >
> > > > If you increase the buffer from
> > > > transfer.c:#define VIDEOBUFSIZE  MEGABYTE(1)
> > > > to
> > > > transfer.c:#define VIDEOBUFSIZE  MEGABYTE(3)
> > > >
> > > > i didn't get the ringbuffer overflow messages
> > > >
> > > > Gerald
> > >
> > > Strange... I also watch Premiere via Transfer Mode and never get
> > > buffer overflows.
> > >
> > > Klaus
> >
> > Hello,
> >
> > i think the used kernel have some influence to this. In my latest setup with
> > kernel 2.4.20/2.4.21 i have the same "problem" with "ZDF" in transfer-mode
> > (i have setup ZDF for testings to transfermode, to see if my second card
> > could receive or not (crashed)).
> >
> > I will test it this afternoon with a higher buffer size to see if it is the
> > same problem.
> >
> > Greetings
> >
> > Andreas Share
>
> Well, maybe another reason for me to stay with my good old kernel 2.4.10 ;-)
>
> Klaus
>
> PS: please don't CC: me - I do read the VDR-ML ;-)
>
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yes, your right Klaus i have also to use the 2.4.21 Kernel because DMA-Mode with NForce2
Chip only work in 2.4.20pre3 and above.

Gerald



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