[vdr] HD-TV hardware decoding on motherboard instead of waiting for FF DVB-S2 card

Nicolas Huillard nicolas at huillard.net
Thu Feb 7 03:21:17 CET 2008

Ondrej Wisniewski a écrit :
> With VDR getting ready for HD-TV it seems that today the MPEG4 decoding 
> can only be done on a high end processor or an external decoder card. 
> Many people are still waiting for a FF DVB-S2 card but it doesn't look 
> very promising at the moment.
> So I was wondering if it would be possible to use the on board video 
> decoder chips of the VIA EPIA boards like the VIA EPIA EX15000G
> http://www.via.com.tw/en/products/mainboards/motherboards.jsp?motherboard_id=450
> This board mounts a CX700M2 chipset which features MPEG2/4 hardware 
> decoding. It has DVI and Y/Pb/Pr video output as well as analog and 
> SPDIF audio (coaxial and optical). So that's everything we need, isn't it.
> I know, currently the OpenChrome video driver doesn't support MPEG2/4 
> video decoding for the CX700M2 and there are probably other things 
> missing from the software support side. But from what I see, this or a 
> similar motherboard in combination with a budget DVB-S2 card have all 
> the hardware features that are needed to have HD-TV. So we actually have 
> the proper hardware platform *today* for a quite a low budget. So if all 
> the efforts go into driver and application development for such a 
> platform, there is no need to wait for FF DVB-S2 cards.
> Or am I missing something here?

I'd also like to read some answers to that specific question.
Is the EPIA EX the kind of hardware that could some day properly render 
1920x1080 broadcasts ?


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