You don't need a so big dsp. TI will sell a chip for a phone with a
c55 which do 720p. This is a 20$ chip !

2007/10/4, Attila Kinali <[EMAIL PROTECTED]>:
> On Thu, 4 Oct 2007 14:13:19 +0200
> "Nicolas Boulay" <[EMAIL PROTECTED]> wrote:
>
> > What about a tiny dsp chip for video decompressing ? i don"t know the
> > price, but HD decompression in a dedicated dsp should be much more
> > energy efficient than an codec on main cpu.
>
> I thought about this, but the problem with that is, that a tiny
> DSP will not have enough computing power to decode a video in
> realtime. What we would need would be a quite fast (and thus big)
> DSP with high clock rate and everything. I don't think that there
> is still that much freedom left on the board that such a beast could
> be easily fit in.
>
> Beside there is the problem of bandwidht. 60 wires are very little
> if you want to transfere data at a high rate.
>
> A much better idea would be to use the IDC connector and connect
> a DSP over it.
>
> Yes, i have some thoughts about how to do fast video decoding
> with OGD1, but i couldn't put them into any form that could
> be even remotely implemented as my work gets too often into
> the way of my free time these days :-/
> (Maybe i should look for a job where i can invest more times
> on OGP and OSS in generall...)
>
> Apropos video decoding, how many people here are familiar with
> video codecs and know how to write VHDL/Verilog? Resp how many
> of the people here would be interested in getting the required
> knowledge to help with it?
>
>                         Attila Kinali
> --
> Praised are the Fountains of Shelieth, the silver harp of the waters,
> But blest in my name forever this stream that stanched my thirst!
>                          -- Deed of Morred
>
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