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| author | James Almer <jamrial@gmail.com> | 2014-04-03 01:46:18 -0300 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2014-04-05 13:55:59 +0200 |
| commit | a1ac12bddd8ddb184281eadf5431dce29c02f27a (patch) | |
| tree | 7a2ff6bd64e7db685fcf6f36e63f6b1d6ea820ab /libavcodec/x86/dcadsp_init.c | |
| parent | 3c728ceec66d4e26a3edbf136a459c271c8452cd (diff) | |
| download | ffmpeg-a1ac12bddd8ddb184281eadf5431dce29c02f27a.tar.gz | |
x86/dcadsp: add ff_dca_lfe_fir0_fma3
~10% faster than the SSE version.
Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/x86/dcadsp_init.c')
| -rw-r--r-- | libavcodec/x86/dcadsp_init.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/libavcodec/x86/dcadsp_init.c b/libavcodec/x86/dcadsp_init.c index 77f4398377..bb86c26037 100644 --- a/libavcodec/x86/dcadsp_init.c +++ b/libavcodec/x86/dcadsp_init.c @@ -34,6 +34,7 @@ void ff_decode_hf_sse4(float dst[DCA_SUBBANDS][8], const int vq_num[DCA_SUBBANDS int scale[DCA_SUBBANDS][2], intptr_t start, intptr_t end); void ff_dca_lfe_fir0_sse(float *out, const float *in, const float *coefs); void ff_dca_lfe_fir1_sse(float *out, const float *in, const float *coefs); +void ff_dca_lfe_fir0_fma3(float *out, const float *in, const float *coefs); av_cold void ff_dcadsp_init_x86(DCADSPContext *s) { @@ -54,6 +55,10 @@ av_cold void ff_dcadsp_init_x86(DCADSPContext *s) if (EXTERNAL_SSE4(cpu_flags)) { s->decode_hf = ff_decode_hf_sse4; } + + if (EXTERNAL_FMA3(cpu_flags)) { + s->lfe_fir[0] = ff_dca_lfe_fir0_fma3; + } } |