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| author | Justin Ruggles <justin.ruggles@gmail.com> | 2012-09-24 15:00:53 -0400 |
|---|---|---|
| committer | Justin Ruggles <justin.ruggles@gmail.com> | 2012-12-05 11:23:36 -0500 |
| commit | ac7eb4cb20ea84cfc911794722695d501b354ee9 (patch) | |
| tree | b9736adb1c0e993f0051b11cc249b67404e518f3 /libavutil/x86/float_dsp_init.c | |
| parent | da025d115a1ada58081cd869e85b81a1c183ae9e (diff) | |
| download | ffmpeg-ac7eb4cb20ea84cfc911794722695d501b354ee9.tar.gz | |
float_dsp: add vector_dmul_scalar() to multiply a vector of doubles
Include x86-optimized versions for SSE2 and AVX.
Diffstat (limited to 'libavutil/x86/float_dsp_init.c')
| -rw-r--r-- | libavutil/x86/float_dsp_init.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/libavutil/x86/float_dsp_init.c b/libavutil/x86/float_dsp_init.c index d14ec6a377..b3b7ff4c3a 100644 --- a/libavutil/x86/float_dsp_init.c +++ b/libavutil/x86/float_dsp_init.c @@ -35,6 +35,11 @@ extern void ff_vector_fmac_scalar_avx(float *dst, const float *src, float mul, extern void ff_vector_fmul_scalar_sse(float *dst, const float *src, float mul, int len); +extern void ff_vector_dmul_scalar_sse2(double *dst, const double *src, + double mul, int len); +extern void ff_vector_dmul_scalar_avx(double *dst, const double *src, + double mul, int len); + void ff_float_dsp_init_x86(AVFloatDSPContext *fdsp) { int mm_flags = av_get_cpu_flags(); @@ -44,8 +49,12 @@ void ff_float_dsp_init_x86(AVFloatDSPContext *fdsp) fdsp->vector_fmac_scalar = ff_vector_fmac_scalar_sse; fdsp->vector_fmul_scalar = ff_vector_fmul_scalar_sse; } + if (EXTERNAL_SSE2(mm_flags)) { + fdsp->vector_dmul_scalar = ff_vector_dmul_scalar_sse2; + } if (EXTERNAL_AVX(mm_flags)) { fdsp->vector_fmul = ff_vector_fmul_avx; fdsp->vector_fmac_scalar = ff_vector_fmac_scalar_avx; + fdsp->vector_dmul_scalar = ff_vector_dmul_scalar_avx; } } |