[vdr] RE: [ANNOUNCE] VDR developer version 1.3.37

[Martin Dauskardt]

> Date: Mon, 28 Nov 2005 20:30:20 +0100
> From: Sascha Volkenandt <lists at magoa.net>
> Subject: Re: [vdr] RE: [ANNOUNCE] VDR developer version 1.3.37
> To: VDR Mailing List <vdr at linuxtv.org>
>
> On Monday 28 November 2005 07:34, Martin Dauskardt wrote:
> >
> > I recognized that channel switching to an AC3-channel goes much
> faster with
> > Live-AC3, when you comment out some lines in transfer.c and dvbosd.c to
> > turn off the buffer reserve :
> >
> > //     #define FW_NEEDS_BUFFER_RESERVE_FOR_AC3
> > //     #ifdef FW_NEEDS_BUFFER_RESERVE_FOR_AC3
> >      //XXX This is a very ugly hack to allow cDvbOsd to reduce
> the buffer
> >      //XXX requirements in cTransfer if it detects a 4MB full
> featured DVB
> > card.
> >      extern bool DvbCardWith4MBofSDRAM;
> >      DvbCardWith4MBofSDRAM = osdMem >= 1000000;
> > //     #endif
>
> Sorry for complaining, but with these three lines commented, the
> code does
> exactly the same as the original code (it even compiles to the
> same object
> code). Maybe this mail is missing the patched part in transfer.c? Or am I
> missing something? :-)
>

no, there is nothing wrong.

Try it, it works. Channel switching to an AC3-channel becomes much faster.

I found this in vdrportal:
http://www.vdrportal.de/board/thread.php?threadid=34456&sid=
But it is important to edit not only transfer.c, but also dvbosd.c !