virtualenv/FFmpeg
1
0
Fork 0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2024-12-23 12:43:46 +02:00
Code Issues Releases Activity

swresample: add swri_resample_float_avx

Browse Source 
Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
James Almer 2014-05-15 19:54:00 -03:00 committed by Michael Niedermayer
parent cdff1cc98f
commit a9bf713d35
3 changed files with 77 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
libswresample/resample.c
View File

@ -323,6 +323,12 @@ static int set_compensation(ResampleContext *c, int sample_delta, int compensati
#undef TEMPLATE_RESAMPLE_DBL_SSE2
#endif
#if HAVE_AVX_INLINE
#define TEMPLATE_RESAMPLE_FLT_AVX
#include "resample_template.c"
#undef TEMPLATE_RESAMPLE_FLT_AVX
#endif
#endif // HAVE_MMXEXT_INLINE
static int multiple_resample(ResampleContext *c, AudioData *dst, int dst_size, AudioData *src, int src_size, int *consumed){
@ -343,6 +349,10 @@ static int multiple_resample(ResampleContext *c, AudioData *dst, int dst_size, A
#endif
if(c->format == AV_SAMPLE_FMT_S16P) ret= swri_resample_int16(c, (int16_t*)dst->ch[i], (const int16_t*)src->ch[i], consumed, src_size, dst_size, i+1==dst->ch_count);
else if(c->format == AV_SAMPLE_FMT_S32P) ret= swri_resample_int32(c, (int32_t*)dst->ch[i], (const int32_t*)src->ch[i], consumed, src_size, dst_size, i+1==dst->ch_count);
#if HAVE_AVX_INLINE
else if(c->format == AV_SAMPLE_FMT_FLTP && (mm_flags&AV_CPU_FLAG_AVX))
ret= swri_resample_float_avx (c, (float*)dst->ch[i], (const float*)src->ch[i], consumed, src_size, dst_size, i+1==dst->ch_count);
#endif
#if HAVE_SSE_INLINE
else if(c->format == AV_SAMPLE_FMT_FLTP && (mm_flags&AV_CPU_FLAG_SSE))
ret= swri_resample_float_sse (c, (float*)dst->ch[i], (const float*)src->ch[i], consumed, src_size, dst_size, i+1==dst->ch_count);

7
libswresample/resample_template.c
View File

@ -44,7 +44,8 @@
# endif
#elif defined(TEMPLATE_RESAMPLE_FLT) \
|| defined(TEMPLATE_RESAMPLE_FLT_SSE)
|| defined(TEMPLATE_RESAMPLE_FLT_SSE) \
|| defined(TEMPLATE_RESAMPLE_FLT_AVX)
# define FILTER_SHIFT 0
# define DELEM float
@ -59,6 +60,10 @@
# define COMMON_CORE COMMON_CORE_FLT_SSE
# define LINEAR_CORE LINEAR_CORE_FLT_SSE
# define RENAME(N) N ## _float_sse
# elif defined(TEMPLATE_RESAMPLE_FLT_AVX)
# define COMMON_CORE COMMON_CORE_FLT_AVX
# define LINEAR_CORE LINEAR_CORE_FLT_AVX
# define RENAME(N) N ## _float_avx
# endif
#elif defined(TEMPLATE_RESAMPLE_S32)

61
libswresample/x86/resample_mmx.h
View File

@ -25,6 +25,7 @@
int swri_resample_int16_mmx2 (struct ResampleContext *c, int16_t *dst, const int16_t *src, int *consumed, int src_size, int dst_size, int update_ctx);
int swri_resample_int16_sse2 (struct ResampleContext *c, int16_t *dst, const int16_t *src, int *consumed, int src_size, int dst_size, int update_ctx);
int swri_resample_float_sse (struct ResampleContext *c, float *dst, const float *src, int *consumed, int src_size, int dst_size, int update_ctx);
int swri_resample_float_avx (struct ResampleContext *c, float *dst, const float *src, int *consumed, int src_size, int dst_size, int update_ctx);
int swri_resample_double_sse2(struct ResampleContext *c, double *dst, const double *src, int *consumed, int src_size, int dst_size, int update_ctx);
DECLARE_ALIGNED(16, const uint64_t, ff_resample_int16_rounder)[2] = { 0x0000000000004000ULL, 0x0000000000000000ULL};
@ -195,6 +196,66 @@ __asm__ volatile(\
XMM_CLOBBERS_ONLY("%xmm0", "%xmm1", "%xmm2", "%xmm3")\
);
#define COMMON_CORE_FLT_AVX \
x86_reg len= -4*c->filter_length;\
__asm__ volatile(\
"vxorps %%ymm0, %%ymm0, %%ymm0 \n\t"\
"1: \n\t"\
"vmovups (%1, %0), %%ymm1 \n\t"\
"vmulps (%2, %0), %%ymm1, %%ymm1 \n\t"\
"vaddps %%ymm1, %%ymm0, %%ymm0 \n\t"\
"add $32, %0 \n\t"\
" js 1b \n\t"\
"vextractf128 $1, %%ymm0, %%xmm1 \n\t"\
"vaddps %%xmm1, %%xmm0, %%xmm0 \n\t"\
"vmovhlps %%xmm0, %%xmm1, %%xmm1 \n\t"\
"vaddps %%xmm1, %%xmm0, %%xmm0 \n\t"\
"vshufps $1, %%xmm0, %%xmm0, %%xmm1 \n\t"\
"vaddss %%xmm1, %%xmm0, %%xmm0 \n\t"\
"vmovss %%xmm0, (%3) \n\t"\
: "+r" (len)\
: "r" (((uint8_t*)(src+sample_index))-len),\
"r" (((uint8_t*)filter)-len),\
"r" (dst+dst_index)\
XMM_CLOBBERS_ONLY("%xmm0", "%xmm1")\
);
#define LINEAR_CORE_FLT_AVX \
x86_reg len= -4*c->filter_length;\
__asm__ volatile(\
"vxorps %%ymm0, %%ymm0, %%ymm0 \n\t"\
"vxorps %%ymm2, %%ymm2, %%ymm2 \n\t"\
"1: \n\t"\
"vmovups (%3, %0), %%ymm1 \n\t"\
"vmulps (%5, %0), %%ymm1, %%ymm3 \n\t"\
"vmulps (%4, %0), %%ymm1, %%ymm1 \n\t"\
"vaddps %%ymm1, %%ymm0, %%ymm0 \n\t"\
"vaddps %%ymm3, %%ymm2, %%ymm2 \n\t"\
"add $32, %0 \n\t"\
" js 1b \n\t"\
"vextractf128 $1, %%ymm0, %%xmm1 \n\t"\
"vextractf128 $1, %%ymm2, %%xmm3 \n\t"\
"vaddps %%xmm1, %%xmm0, %%xmm0 \n\t"\
"vaddps %%xmm3, %%xmm2, %%xmm2 \n\t"\
"vmovhlps %%xmm0, %%xmm1, %%xmm1 \n\t"\
"vmovhlps %%xmm2, %%xmm3, %%xmm3 \n\t"\
"vaddps %%xmm1, %%xmm0, %%xmm0 \n\t"\
"vaddps %%xmm3, %%xmm2, %%xmm2 \n\t"\
"vshufps $1, %%xmm0, %%xmm0, %%xmm1 \n\t"\
"vshufps $1, %%xmm2, %%xmm2, %%xmm3 \n\t"\
"vaddss %%xmm1, %%xmm0, %%xmm0 \n\t"\
"vaddss %%xmm3, %%xmm2, %%xmm2 \n\t"\
"vmovss %%xmm0, %1 \n\t"\
"vmovss %%xmm2, %2 \n\t"\
: "+r" (len),\
"=m" (val),\
"=m" (v2)\
: "r" (((uint8_t*)(src+sample_index))-len),\
"r" (((uint8_t*)filter)-len),\
"r" (((uint8_t*)(filter+c->filter_alloc))-len)\
XMM_CLOBBERS_ONLY("%xmm0", "%xmm1", "%xmm2", "%xmm3")\
);
#define COMMON_CORE_DBL_SSE2 \
x86_reg len= -8*c->filter_length;\
__asm__ volatile(\