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lavr: Add x86-optimized functions for s16 to flt conversion

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This commit is contained in:
Justin Ruggles
2012-04-23 22:10:26 -04:00
parent 1168e29df1
commit d721f67d0a
2 changed files with 45 additions and 0 deletions
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9
libavresample/x86/audio_convert_init.c
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@@ -24,6 +24,9 @@
extern void ff_conv_s16_to_s32_sse2(int16_t *dst, const int32_t *src, int len);
extern void ff_conv_s16_to_flt_sse2(float *dst, const int16_t *src, int len);
extern void ff_conv_s16_to_flt_sse4(float *dst, const int16_t *src, int len);
extern void ff_conv_fltp_to_flt_6ch_mmx (float *dst, float *const *src, int len);
extern void ff_conv_fltp_to_flt_6ch_sse4(float *dst, float *const *src, int len);
extern void ff_conv_fltp_to_flt_6ch_avx (float *dst, float *const *src, int len);
@@ -48,6 +51,12 @@ av_cold void ff_audio_convert_init_x86(AudioConvert *ac)
if (mm_flags & AV_CPU_FLAG_SSE2 && HAVE_SSE) {
ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_S32, AV_SAMPLE_FMT_S16,
0, 16, 8, "SSE2", ff_conv_s16_to_s32_sse2);
ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_S16,
0, 16, 8, "SSE2", ff_conv_s16_to_flt_sse2);
}
if (mm_flags & AV_CPU_FLAG_SSE4 && HAVE_SSE) {
ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_S16,
0, 16, 8, "SSE4", ff_conv_s16_to_flt_sse4);
}
#endif
}