diff options
Diffstat (limited to 'libavcodec/x86/fft.c')
| -rw-r--r-- | libavcodec/x86/fft.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/libavcodec/x86/fft.c b/libavcodec/x86/fft.c index 2426a3df0f..b29412c1dc 100644 --- a/libavcodec/x86/fft.c +++ b/libavcodec/x86/fft.c @@ -25,7 +25,14 @@ av_cold void ff_fft_init_mmx(FFTContext *s) { #if HAVE_YASM int has_vectors = av_get_cpu_flags(); - if (has_vectors & AV_CPU_FLAG_SSE && HAVE_SSE) { + if (has_vectors & AV_CPU_FLAG_AVX && HAVE_AVX && s->nbits >= 5) { + /* AVX for SB */ + s->imdct_calc = ff_imdct_calc_sse; + s->imdct_half = ff_imdct_half_avx; + s->fft_permute = ff_fft_permute_sse; + s->fft_calc = ff_fft_calc_avx; + s->fft_permutation = FF_FFT_PERM_AVX; + } else if (has_vectors & AV_CPU_FLAG_SSE && HAVE_SSE) { /* SSE for P3/P4/K8 */ s->imdct_calc = ff_imdct_calc_sse; s->imdct_half = ff_imdct_half_sse; |