[MPlayer-dev-eng] MS-ADPCM/Stereo Works

Michael Niedermayer michaelni at gmx.at
Fri Dec 28 03:12:17 CET 2001


Hi

On Friday 28 December 2001 02:51, Arpi wrote:
> Hi,
>
> > > time to optimize for sse and 3dnow :))))))
> >
> > 	I thought, however briefly, about that. It seems rather
>
> it was just joke...
>
> > difficult to use SIMD-type instructions on predictive algorithms. SIMD
>
> but they work on small, fixed-size fragments (blocks, chunks), don't?
> so they could be decoded in parallel.
i thought about the same ... interleave a few blocks so that mmx has only 
independant stuff ...

>
> but again: it was joke, nobody needs optimzation for such low-bitrate
> simple algos... (imho)
hmm, iirc adpcm sounds better than m$ wma

Michael



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