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libswresample: Implement MMX, SSE4 and AVX 6ch float and int32 packing function.

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
pull/30/merge
Justin Ruggles 13 years ago committed by Michael Niedermayer
parent 6108e1be2f
commit 6f67d9833b
2 changed files with 97 additions and 1 deletions
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  1. 78
      libswresample/x86/audio_convert.asm
  2. 20
      libswresample/x86/swresample_x86.c

78
libswresample/x86/audio_convert.asm
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@ -199,6 +199,84 @@ cglobal %2_to_%1_%3, 3, 3, 6, dst, src, len
REP_RET
%endmacro
%macro CONV_FLTP_TO_FLT_6CH 3
cglobal pack_6ch_%2_to_%1_%3, 2,8,7, dst, src, src1, src2, src3, src4, src5, len
%if ARCH_X86_64
mov lend, r2d
%else
%define lend dword r2m
%endif
mov src1q, [srcq+1*gprsize]
mov src2q, [srcq+2*gprsize]
mov src3q, [srcq+3*gprsize]
mov src4q, [srcq+4*gprsize]
mov src5q, [srcq+5*gprsize]
mov srcq, [srcq]
mov dstq, [dstq]
sub src1q, srcq
sub src2q, srcq
sub src3q, srcq
sub src4q, srcq
sub src5q, srcq
.loop:
mova m0, [srcq ]
mova m1, [srcq+src1q]
mova m2, [srcq+src2q]
mova m3, [srcq+src3q]
mova m4, [srcq+src4q]
mova m5, [srcq+src5q]
%if cpuflag(sse4)
SBUTTERFLYPS 0, 1, 6
SBUTTERFLYPS 2, 3, 6
SBUTTERFLYPS 4, 5, 6
blendps m6, m4, m0, 1100b
movlhps m0, m2
movhlps m4, m2
blendps m2, m5, m1, 1100b
movlhps m1, m3
movhlps m5, m3
movaps [dstq ], m0
movaps [dstq+16], m6
movaps [dstq+32], m4
movaps [dstq+48], m1
movaps [dstq+64], m2
movaps [dstq+80], m5
%else ; mmx
SBUTTERFLY dq, 0, 1, 6
SBUTTERFLY dq, 2, 3, 6
SBUTTERFLY dq, 4, 5, 6
movq [dstq ], m0
movq [dstq+ 8], m2
movq [dstq+16], m4
movq [dstq+24], m1
movq [dstq+32], m3
movq [dstq+40], m5
%endif
add srcq, mmsize
add dstq, mmsize*6
sub lend, mmsize/4
jg .loop
%if mmsize == 8
emms
RET
%else
REP_RET
%endif
%endmacro
INIT_MMX mmx
CONV_FLTP_TO_FLT_6CH float,float,a
INIT_XMM sse4
CONV_FLTP_TO_FLT_6CH float,float,a
%if HAVE_AVX
INIT_XMM avx
CONV_FLTP_TO_FLT_6CH float,float,a
%endif
%macro INT16_TO_INT32_N 0
pxor m2, m2
pxor m3, m3

20
libswresample/x86/swresample_x86.c
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@ -24,9 +24,10 @@
#define PROTO(pre, in, out, cap) void ff ## pre ## _ ##in## _to_ ##out## _a_ ##cap(uint8_t **dst, const uint8_t **src, int len);
#define PROTO2(pre, out, cap) PROTO(pre, int16, out, cap) PROTO(pre, int32, out, cap) PROTO(pre, float, out, cap)
#define PROTO3(pre, cap) PROTO2(pre, int16, cap) PROTO2(pre, int32, cap) PROTO2(pre, float, cap)
#define PROTO4(pre) PROTO3(pre, mmx) PROTO3(pre, sse) PROTO3(pre, sse2) PROTO3(pre, ssse3) PROTO3(pre, avx)
#define PROTO4(pre) PROTO3(pre, mmx) PROTO3(pre, sse) PROTO3(pre, sse2) PROTO3(pre, ssse3) PROTO3(pre, sse4) PROTO3(pre, avx)
PROTO4()
PROTO4(_pack_2ch)
PROTO4(_pack_6ch)
PROTO4(_unpack_2ch)
void swri_audio_convert_init_x86(struct AudioConvert *ac,
@ -50,6 +51,13 @@ void swri_audio_convert_init_x86(struct AudioConvert *ac,
MULTI_CAPS_FUNC(AV_CPU_FLAG_MMX, mmx)
MULTI_CAPS_FUNC(AV_CPU_FLAG_SSE, sse)
if(mm_flags & AV_CPU_FLAG_MMX) {
if(channels == 6) {
if( out_fmt == AV_SAMPLE_FMT_FLT && in_fmt == AV_SAMPLE_FMT_FLTP || out_fmt == AV_SAMPLE_FMT_S32 && in_fmt == AV_SAMPLE_FMT_S32P)
ac->simd_f = ff_pack_6ch_float_to_float_a_mmx;
}
}
if(mm_flags & AV_CPU_FLAG_SSE) {
if(channels == 2) {
if( out_fmt == AV_SAMPLE_FMT_FLT && in_fmt == AV_SAMPLE_FMT_FLTP || out_fmt == AV_SAMPLE_FMT_S32 && in_fmt == AV_SAMPLE_FMT_S32P)
@ -111,8 +119,18 @@ MULTI_CAPS_FUNC(AV_CPU_FLAG_SSE, sse)
ac->simd_f = ff_unpack_2ch_int16_to_float_a_ssse3;
}
}
if(mm_flags & AV_CPU_FLAG_SSE4) {
if(channels == 6) {
if( out_fmt == AV_SAMPLE_FMT_FLT && in_fmt == AV_SAMPLE_FMT_FLTP || out_fmt == AV_SAMPLE_FMT_S32 && in_fmt == AV_SAMPLE_FMT_S32P)
ac->simd_f = ff_pack_6ch_float_to_float_a_sse4;
}
}
if(HAVE_AVX && mm_flags & AV_CPU_FLAG_AVX) {
if( out_fmt == AV_SAMPLE_FMT_FLT && in_fmt == AV_SAMPLE_FMT_S32 || out_fmt == AV_SAMPLE_FMT_FLTP && in_fmt == AV_SAMPLE_FMT_S32P)
ac->simd_f = ff_int32_to_float_a_avx;
if(channels == 6) {
if( out_fmt == AV_SAMPLE_FMT_FLT && in_fmt == AV_SAMPLE_FMT_FLTP || out_fmt == AV_SAMPLE_FMT_S32 && in_fmt == AV_SAMPLE_FMT_S32P)
ac->simd_f = ff_pack_6ch_float_to_float_a_avx;
}
}
}

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