[Ffmpeg-devel] [PATCH] Little optimization to fft_sse.c

Zuxy Meng zuxy.meng
Sun Mar 5 21:15:39 CET 2006


2006/3/6, Guillaume POIRIER <poirierg at gmail.com>:
> Hi,
> Did you benchmark the speed difference with the hardware counters?

Hardly any noticeable improvements because the optimization takes
place in the single loop of the 1st pass.

There seem to be chances to optimize the inner loop of the 2nd pass
with SSE3, but I don't have a box to test.

Beauty is truth,
While truth is beauty.
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