[FFmpeg-devel] [PATCH] dsp optimized float 2 int conversion for wma decoder
Tue Sep 4 18:59:02 CEST 2007
Guillaume POIRIER wrote:
> On 9/3/07, Benjamin Larsson <banan at ludd.ltu.se> wrote:
>> Benchmarked from wma_decode_frame start to end.
>> Didn't test/benchmark in float mode, will do that if patch is ok.
> Your patch is very small and doesn't seem to add code implemented with
> an SIMD ISA that I know.... could it be that you forgot to svn add a
Nope, it's the black magic part. If you look closely you'll see that
there is a s->dsp.float_to_int16 on one line. There's the magic. Though
float only is still untested.
> All this seems so much like black magic to me .... :)
I'll explain it sometime when I figured it out myself.
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