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| author | Christophe Gisquet <christophe.gisquet@gmail.com> | 2013-04-09 22:54:25 +0000 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2013-04-10 02:42:22 +0200 |
| commit | 2383068cbfac11aedd2f133b2d00b0c1cb58b5f9 (patch) | |
| tree | 3a9754795267c8f407ba3e672b321c7828a69d19 /libavcodec/x86/sbrdsp_init.c | |
| parent | d2e051e30c0ffc1e80a7e7e76ccdfbeb2956daa6 (diff) | |
| download | ffmpeg-2383068cbfac11aedd2f133b2d00b0c1cb58b5f9.tar.gz | |
x86: sbrdsp: implement SSE2 qmf_pre_shuffle
From 253 to 51 cycles on Arrandale and Win64.
44 cycles on SandyBridge.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/x86/sbrdsp_init.c')
| -rw-r--r-- | libavcodec/x86/sbrdsp_init.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/libavcodec/x86/sbrdsp_init.c b/libavcodec/x86/sbrdsp_init.c index 8cc37ddd4b..f97479e9d7 100644 --- a/libavcodec/x86/sbrdsp_init.c +++ b/libavcodec/x86/sbrdsp_init.c @@ -36,6 +36,7 @@ void ff_sbr_neg_odd_64_sse(float *z); void ff_sbr_qmf_post_shuffle_sse(float W[32][2], const float *z); void ff_sbr_qmf_deint_bfly_sse(float *v, const float *src0, const float *src1); void ff_sbr_qmf_deint_bfly_sse2(float *v, const float *src0, const float *src1); +void ff_sbr_qmf_pre_shuffle_sse2(float *z); av_cold void ff_sbrdsp_init_x86(SBRDSPContext *s) { @@ -53,5 +54,6 @@ av_cold void ff_sbrdsp_init_x86(SBRDSPContext *s) if (EXTERNAL_SSE2(mm_flags)) { s->qmf_deint_bfly = ff_sbr_qmf_deint_bfly_sse2; + s->qmf_pre_shuffle = ff_sbr_qmf_pre_shuffle_sse2; } } |