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SBR DSP: unroll sum_square
authorChristophe GISQUET <christophe.gisquet@gmail.com>
Wed, 22 Feb 2012 16:48:59 +0000 (17:48 +0100)
committerRonald S. Bultje <rsbultje@gmail.com>
Wed, 7 Mar 2012 18:29:52 +0000 (10:29 -0800)
commitdabf8dd34afdbb6dc9dc7603d7a5228fc67de4c8
tree4cfc3e3f3e3e5d04365b1e117f4f4bd50253b344tree | snapshot
parent294c05ce8a7fbe3de74023065c264c1d720ec3cdcommit | diff
SBR DSP: unroll sum_square

The length is even, so some unrolling can be performed. Timings are for x86:
- 32bits: 102c -> 82c
- 64bits:  82c -> 69c

Signed-off-by: Ronald S. Bultje <rsbultje@gmail.com>
libavcodec/sbrdsp.c diff | blob | history
Domain: Multimedia / Media Content;