---
libavresample/x86/audio_convert.asm | 33 ++++++++++++++++++++++++++++++++
libavresample/x86/audio_convert_init.c | 9 ++++++++
2 files changed, 42 insertions(+), 0 deletions(-)
diff --git a/libavresample/x86/audio_convert.asm
b/libavresample/x86/audio_convert.asm
index bc79f65..16cfcff 100644
--- a/libavresample/x86/audio_convert.asm
+++ b/libavresample/x86/audio_convert.asm
@@ -1172,3 +1172,36 @@ CONV_FLT_TO_S16P_6CH
INIT_XMM avx
CONV_FLT_TO_S16P_6CH
%endif
+
+;------------------------------------------------------------------------------
+; void ff_conv_flt_to_fltp_2ch(float *const *dst, float *src, int len,
+; int channels);
+;------------------------------------------------------------------------------
+
+%macro CONV_FLT_TO_FLTP_2CH 0
+cglobal conv_flt_to_fltp_2ch, 3,4,3, dst0, src, len, dst1
+ lea lenq, [4*lend]
+ mov dst1q, [dst0q+gprsize]
+ mov dst0q, [dst0q ]
+ lea srcq, [srcq+2*lenq]
+ add dst0q, lenq
+ add dst1q, lenq
+ neg lenq
+ ALIGN 16
+.loop:
+ mova m0, [srcq+2*lenq ]
+ mova m1, [srcq+2*lenq+mmsize]
+ DEINT2_PS 0, 1, 2
+ mova [dst0q+lenq], m0
+ mova [dst1q+lenq], m1
+ add lenq, mmsize
+ jl .loop
+ REP_RET
+%endmacro
+
+INIT_XMM sse
+CONV_FLT_TO_FLTP_2CH
+%if HAVE_AVX
+INIT_XMM avx
+CONV_FLT_TO_FLTP_2CH
+%endif
diff --git a/libavresample/x86/audio_convert_init.c
b/libavresample/x86/audio_convert_init.c
index 66a5056..5ac12dc 100644
--- a/libavresample/x86/audio_convert_init.c
+++ b/libavresample/x86/audio_convert_init.c
@@ -128,6 +128,11 @@ extern void ff_conv_flt_to_s16p_6ch_sse2(int16_t *const
*dst, float *src,
extern void ff_conv_flt_to_s16p_6ch_avx (int16_t *const *dst, float *src,
int len, int channels);
+extern void ff_conv_flt_to_fltp_2ch_sse(float *const *dst, float *src, int len,
+ int channels);
+extern void ff_conv_flt_to_fltp_2ch_avx(float *const *dst, float *src, int len,
+ int channels);
+
av_cold void ff_audio_convert_init_x86(AudioConvert *ac)
{
#if HAVE_YASM
@@ -144,6 +149,8 @@ av_cold void ff_audio_convert_init_x86(AudioConvert *ac)
6, 1, 2, "SSE", ff_conv_fltp_to_s16_6ch_sse);
ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_FLTP,
2, 16, 8, "SSE",
ff_conv_fltp_to_flt_2ch_sse);
+ ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_FLTP, AV_SAMPLE_FMT_FLT,
+ 2, 16, 4, "SSE",
ff_conv_flt_to_fltp_2ch_sse);
}
if (mm_flags & AV_CPU_FLAG_SSE2 && HAVE_SSE) {
if (!(mm_flags & AV_CPU_FLAG_SSE2SLOW)) {
@@ -235,6 +242,8 @@ av_cold void ff_audio_convert_init_x86(AudioConvert *ac)
2, 16, 8, "AVX",
ff_conv_flt_to_s16p_2ch_avx);
ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_S16P, AV_SAMPLE_FMT_FLT,
6, 16, 4, "AVX",
ff_conv_flt_to_s16p_6ch_avx);
+ ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_FLTP, AV_SAMPLE_FMT_FLT,
+ 2, 16, 4, "AVX",
ff_conv_flt_to_fltp_2ch_avx);
}
#endif
}
--
1.7.1
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