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mpegaudiodec: add SSE-optimized imdct36()

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Vitor Sessak
2011-11-07 21:54:50 +01:00
committed by Michael Niedermayer
parent e32aaba358
commit 22e25c002e
4 changed files with 385 additions and 0 deletions
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21
libavcodec/x86/mpegaudiodec_mmx.c
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@@ -24,6 +24,12 @@
#include "libavcodec/dsputil.h"
#include "libavcodec/mpegaudiodsp.h"
void ff_imdct36_float_sse(float *out, float *buf, float *in, float *win);
void ff_imdct36_float_sse2(float *out, float *buf, float *in, float *win);
void ff_imdct36_float_sse3(float *out, float *buf, float *in, float *win);
void ff_imdct36_float_ssse3(float *out, float *buf, float *in, float *win);
void ff_imdct36_float_avx(float *out, float *buf, float *in, float *win);
#define MACS(rt, ra, rb) rt+=(ra)*(rb)
#define MLSS(rt, ra, rb) rt-=(ra)*(rb)
@@ -154,4 +160,19 @@ void ff_mpadsp_init_mmx(MPADSPContext *s)
if (mm_flags & AV_CPU_FLAG_SSE2) {
s->apply_window_float = apply_window_mp3;
}
if (HAVE_YASM && mm_flags & AV_CPU_FLAG_AVX && HAVE_AVX) {
s->imdct36_float = ff_imdct36_float_avx;
}
else if (HAVE_YASM && mm_flags & AV_CPU_FLAG_SSSE3 && HAVE_SSE) {
s->imdct36_float = ff_imdct36_float_ssse3;
}
else if (HAVE_YASM && mm_flags & AV_CPU_FLAG_SSE3 && HAVE_SSE) {
s->imdct36_float = ff_imdct36_float_sse3;
}
else if (HAVE_YASM && mm_flags & AV_CPU_FLAG_SSE2 && HAVE_SSE) {
s->imdct36_float = ff_imdct36_float_sse2;
}
else if (HAVE_YASM && mm_flags & AV_CPU_FLAG_SSE && HAVE_SSE) {
s->imdct36_float = ff_imdct36_float_sse;
}
}