Chiebot-Mirror
/
FFmpeg
mirror of https://github.com/FFmpeg/FFmpeg.git
8
0
Fork 0
Code Issues Projects Releases Wiki Activity

x86/hevcdsp: add ff_hevc_sao_edge_filter_{10,12}_{sse2,avx2}

Browse Source 
Original x86 intrinsics code by Pierre-Edouard Lepere.
Yasm port, refactoring and optimizations by James Almer.

Benchmarks of BQTerrace_1920x1080_60_qp22.bin with an Intel Core i5-4200U

Width 32
342694 decicycles in sao_edge_filter_10, 16384 runs, 0 skips
29476 decicycles in ff_hevc_sao_edge_filter_32_10_ssse3, 16384 runs, 0 skips
13996 decicycles in ff_hevc_sao_edge_filter_32_10_avx2, 16381 runs, 3 skips

Width 64
581163 decicycles in sao_edge_filter_10, 8192 runs, 0 skips
59774 decicycles in ff_hevc_sao_edge_filter_64_10_ssse3, 8192 runs, 0 skips
28383 decicycles in ff_hevc_sao_edge_filter_64_10_avx2, 8191 runs, 1 skips

Signed-off-by: James Almer <jamrial@gmail.com>
pull/115/head^2
James Almer 10 years ago
parent 042c1159fc
commit 15574c505b
4 changed files with 203 additions and 6 deletions
Whitespace
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Split View
Diff Options
Show Stats Download Patch File Download Diff File
  1. 9
      libavcodec/x86/constants.c
  2. 6
      libavcodec/x86/constants.h
  3. 182
      libavcodec/x86/hevc_sao.asm
  4. 12
      libavcodec/x86/hevcdsp_init.c

9
libavcodec/x86/constants.c
Unescape View File

@ -22,8 +22,10 @@
#include "libavutil/x86/asm.h" // for xmm_reg
#include "constants.h"
DECLARE_ALIGNED(16, const xmm_reg, ff_pw_1) = { 0x0001000100010001ULL, 0x0001000100010001ULL };
DECLARE_ALIGNED(16, const xmm_reg, ff_pw_2) = { 0x0002000200020002ULL, 0x0002000200020002ULL };
DECLARE_ALIGNED(32, const ymm_reg, ff_pw_1) = { 0x0001000100010001ULL, 0x0001000100010001ULL,
0x0001000100010001ULL, 0x0001000100010001ULL };
DECLARE_ALIGNED(32, const ymm_reg, ff_pw_2) = { 0x0002000200020002ULL, 0x0002000200020002ULL,
0x0002000200020002ULL, 0x0002000200020002ULL };
DECLARE_ALIGNED(16, const xmm_reg, ff_pw_3) = { 0x0003000300030003ULL, 0x0003000300030003ULL };
DECLARE_ALIGNED(16, const xmm_reg, ff_pw_4) = { 0x0004000400040004ULL, 0x0004000400040004ULL };
DECLARE_ALIGNED(16, const xmm_reg, ff_pw_5) = { 0x0005000500050005ULL, 0x0005000500050005ULL };
@ -48,7 +50,8 @@ DECLARE_ALIGNED(16, const xmm_reg, ff_pw_1019) = { 0x03FB03FB03FB03FBULL, 0x03F
DECLARE_ALIGNED(16, const xmm_reg, ff_pw_1024) = { 0x0400040004000400ULL, 0x0400040004000400ULL };
DECLARE_ALIGNED(16, const xmm_reg, ff_pw_2048) = { 0x0800080008000800ULL, 0x0800080008000800ULL };
DECLARE_ALIGNED(16, const xmm_reg, ff_pw_8192) = { 0x2000200020002000ULL, 0x2000200020002000ULL };
DECLARE_ALIGNED(16, const xmm_reg, ff_pw_m1) = { 0xFFFFFFFFFFFFFFFFULL, 0xFFFFFFFFFFFFFFFFULL };
DECLARE_ALIGNED(32, const ymm_reg, ff_pw_m1) = { 0xFFFFFFFFFFFFFFFFULL, 0xFFFFFFFFFFFFFFFFULL,
0xFFFFFFFFFFFFFFFFULL, 0xFFFFFFFFFFFFFFFFULL };
DECLARE_ALIGNED(16, const xmm_reg, ff_pb_0) = { 0x0000000000000000ULL, 0x0000000000000000ULL };
DECLARE_ALIGNED(32, const ymm_reg, ff_pb_1) = { 0x0101010101010101ULL, 0x0101010101010101ULL,

6
libavcodec/x86/constants.h
Unescape View File

@ -25,8 +25,8 @@
#include "libavutil/x86/asm.h"
extern const xmm_reg ff_pw_1;
extern const xmm_reg ff_pw_2;
extern const ymm_reg ff_pw_1;
extern const ymm_reg ff_pw_2;
extern const xmm_reg ff_pw_3;
extern const xmm_reg ff_pw_4;
extern const xmm_reg ff_pw_5;
@ -47,7 +47,7 @@ extern const xmm_reg ff_pw_512;
extern const xmm_reg ff_pw_1024;
extern const xmm_reg ff_pw_2048;
extern const xmm_reg ff_pw_8192;
extern const xmm_reg ff_pw_m1;
extern const ymm_reg ff_pw_m1;
extern const ymm_reg ff_pb_1;
extern const ymm_reg ff_pb_3;

182
libavcodec/x86/hevc_sao.asm
Unescape View File

@ -28,8 +28,12 @@ SECTION_RODATA 32
pw_mask10: times 16 dw 0x03FF
pw_mask12: times 16 dw 0x0FFF
pb_2: times 32 db 2
pw_m2: times 16 dw -2
pb_edge_shuffle: times 2 db 1, 2, 0, 3, 4, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1
pb_eo: db -1, 0, 1, 0, 0, -1, 0, 1, -1, -1, 1, 1, 1, -1, -1, 1
cextern pw_m1
cextern pw_1
cextern pw_2
cextern pb_1
SECTION_TEXT
@ -395,6 +399,158 @@ INIT_YMM cpuname
RET
%endmacro
%macro PMINUW 4
%if cpuflag(sse4)
pminuw %1, %2, %3
%else
psubusw %4, %2, %3
psubw %1, %2, %4
%endif
%endmacro
%macro HEVC_SAO_EDGE_FILTER_COMPUTE_10 0
PMINUW m4, m1, m2, m6
PMINUW m5, m1, m3, m7
pcmpeqw m2, m4
pcmpeqw m3, m5
pcmpeqw m4, m1
pcmpeqw m5, m1
psubw m4, m2
psubw m5, m3
paddw m4, m5
pcmpeqw m2, m4, [pw_m2]
pcmpeqw m3, m4, m13
pcmpeqw m5, m4, m0
pcmpeqw m6, m4, m14
pcmpeqw m7, m4, m15
pand m2, m8
pand m3, m9
pand m5, m10
pand m6, m11
pand m7, m12
paddw m2, m3
paddw m5, m6
paddw m2, m7
paddw m2, m1
paddw m2, m5
%endmacro
;void ff_hevc_sao_edge_filter_<width>_<depth>_<opt>(uint8_t *_dst, uint8_t *_src, ptrdiff_t stride_dst, int16_t *sao_offset_val,
; int eo, int width, int height);
%macro HEVC_SAO_EDGE_FILTER_16 3
%if WIN64
cglobal hevc_sao_edge_filter_%2_%1, 4, 8, 16, dst, src, dststride, offset, a_stride, b_stride, height, tmp
%define eoq heightq
movsxd eoq, dword r4m
movsx a_strideq, byte [pb_eo+eoq*4+1]
movsx b_strideq, byte [pb_eo+eoq*4+3]
imul a_strideq, EDGE_SRCSTRIDE>>1
imul b_strideq, EDGE_SRCSTRIDE>>1
movsx tmpq, byte [pb_eo+eoq*4]
add a_strideq, tmpq
movsx tmpq, byte [pb_eo+eoq*4+2]
add b_strideq, tmpq
mov heightd, r6m
add a_strideq, a_strideq
add b_strideq, b_strideq
%else ; UNIX64
cglobal hevc_sao_edge_filter_%2_%1, 5, 9, 16, dst, src, dststride, offset, eo, a_stride, b_stride, height, tmp
%define tmp2q heightq
movsxd eoq, eod
lea tmp2q, [pb_eo]
movsx a_strideq, byte [tmp2q+eoq*4+1]
movsx b_strideq, byte [tmp2q+eoq*4+3]
imul a_strideq, EDGE_SRCSTRIDE>>1
imul b_strideq, EDGE_SRCSTRIDE>>1
movsx tmpq, byte [tmp2q+eoq*4]
add a_strideq, tmpq
movsx tmpq, byte [tmp2q+eoq*4+2]
add b_strideq, tmpq
mov heightd, r6m
add a_strideq, a_strideq
add b_strideq, b_strideq
%endif ; ARCH
%if cpuflag(avx2)
SPLATW m8, [offsetq+2]
SPLATW m9, [offsetq+4]
SPLATW m10, [offsetq+0]
SPLATW m11, [offsetq+6]
SPLATW m12, [offsetq+8]
%else
movq m10, [offsetq+0]
movd m12, [offsetq+6]
SPLATW m8, xm10, 1
SPLATW m9, xm10, 2
SPLATW m10, xm10, 0
SPLATW m11, xm12, 0
SPLATW m12, xm12, 1
%endif
pxor m0, m0
mova m13, [pw_m1]
mova m14, [pw_1]
mova m15, [pw_2]
align 16
.loop
%if %2 == 8
mova m1, [srcq]
movu m2, [srcq+a_strideq]
movu m3, [srcq+b_strideq]
HEVC_SAO_EDGE_FILTER_COMPUTE_10
CLIPW m2, m0, [pw_mask %+ %1]
mova [dstq], m2
%endif
%assign i 0
%rep %3
mova m1, [srcq + i]
movu m2, [srcq+a_strideq + i]
movu m3, [srcq+b_strideq + i]
HEVC_SAO_EDGE_FILTER_COMPUTE_10
CLIPW m2, m0, [pw_mask %+ %1]
mova [dstq + i], m2
mova m1, [srcq + i + mmsize]
movu m2, [srcq+a_strideq + i + mmsize]
movu m3, [srcq+b_strideq + i + mmsize]
HEVC_SAO_EDGE_FILTER_COMPUTE_10
CLIPW m2, m0, [pw_mask %+ %1]
mova [dstq + i + mmsize], m2
%assign i i+mmsize*2
%endrep
%if %2 == 48
INIT_XMM cpuname
mova m1, [srcq + i]
movu m2, [srcq+a_strideq + i]
movu m3, [srcq+b_strideq + i]
HEVC_SAO_EDGE_FILTER_COMPUTE_10
CLIPW m2, m0, [pw_mask %+ %1]
mova [dstq + i], m2
mova m1, [srcq + i + mmsize]
movu m2, [srcq+a_strideq + i + mmsize]
movu m3, [srcq+b_strideq + i + mmsize]
HEVC_SAO_EDGE_FILTER_COMPUTE_10
CLIPW m2, m0, [pw_mask %+ %1]
mova [dstq + i + mmsize], m2
%if cpuflag(avx2)
INIT_YMM cpuname
%endif
%endif
add dstq, dststrideq
add srcq, EDGE_SRCSTRIDE
dec heightd
jg .loop
RET
%endmacro
INIT_XMM ssse3
HEVC_SAO_EDGE_FILTER_8 8, 0
HEVC_SAO_EDGE_FILTER_8 16, 1, a
@ -408,3 +564,29 @@ HEVC_SAO_EDGE_FILTER_8 32, 1, a
HEVC_SAO_EDGE_FILTER_8 48, 1, u
HEVC_SAO_EDGE_FILTER_8 64, 2, a
%endif
%if ARCH_X86_64
INIT_XMM sse2
HEVC_SAO_EDGE_FILTER_16 10, 8, 0
HEVC_SAO_EDGE_FILTER_16 10, 16, 1
HEVC_SAO_EDGE_FILTER_16 10, 32, 2
HEVC_SAO_EDGE_FILTER_16 10, 48, 2
HEVC_SAO_EDGE_FILTER_16 10, 64, 4
HEVC_SAO_EDGE_FILTER_16 12, 8, 0
HEVC_SAO_EDGE_FILTER_16 12, 16, 1
HEVC_SAO_EDGE_FILTER_16 12, 32, 2
HEVC_SAO_EDGE_FILTER_16 12, 48, 2
HEVC_SAO_EDGE_FILTER_16 12, 64, 4
%if HAVE_AVX2_EXTERNAL
INIT_YMM avx2
HEVC_SAO_EDGE_FILTER_16 10, 32, 1
HEVC_SAO_EDGE_FILTER_16 10, 48, 1
HEVC_SAO_EDGE_FILTER_16 10, 64, 2
HEVC_SAO_EDGE_FILTER_16 12, 32, 1
HEVC_SAO_EDGE_FILTER_16 12, 48, 1
HEVC_SAO_EDGE_FILTER_16 12, 64, 2
%endif
%endif

12
libavcodec/x86/hevcdsp_init.c
Unescape View File

@ -522,6 +522,10 @@ void ff_hevc_sao_edge_filter_64_##bitd##_##opt(uint8_t *_dst, uint8_t *_src, ptr
SAO_EDGE_FILTER_FUNCS(8, ssse3);
SAO_EDGE_FILTER_FUNCS(8, avx2);
SAO_EDGE_FILTER_FUNCS(10, sse2);
SAO_EDGE_FILTER_FUNCS(10, avx2);
SAO_EDGE_FILTER_FUNCS(12, sse2);
SAO_EDGE_FILTER_FUNCS(12, avx2);
#define SAO_EDGE_INIT(bitd, opt) do { \
c->sao_edge_filter[0] = ff_hevc_sao_edge_filter_8_##bitd##_##opt; \
@ -636,6 +640,7 @@ void ff_hevc_dsp_init_x86(HEVCDSPContext *c, const int bit_depth)
c->hevc_h_loop_filter_luma = ff_hevc_h_loop_filter_luma_10_sse2;
SAO_BAND_INIT(10, sse2);
SAO_EDGE_INIT(10, sse2);
}
c->idct_dc[1] = ff_hevc_idct8x8_dc_10_sse2;
@ -677,6 +682,9 @@ void ff_hevc_dsp_init_x86(HEVCDSPContext *c, const int bit_depth)
c->idct_dc[3] = ff_hevc_idct32x32_dc_10_avx2;
if (ARCH_X86_64) {
SAO_BAND_INIT(10, avx2);
c->sao_edge_filter[2] = ff_hevc_sao_edge_filter_32_10_avx2;
c->sao_edge_filter[3] = ff_hevc_sao_edge_filter_48_10_avx2;
c->sao_edge_filter[4] = ff_hevc_sao_edge_filter_64_10_avx2;
}
c->transform_add[2] = ff_hevc_transform_add16_10_avx2;
@ -696,6 +704,7 @@ void ff_hevc_dsp_init_x86(HEVCDSPContext *c, const int bit_depth)
c->hevc_h_loop_filter_luma = ff_hevc_h_loop_filter_luma_12_sse2;
SAO_BAND_INIT(12, sse2);
SAO_EDGE_INIT(12, sse2);
}
c->idct_dc[1] = ff_hevc_idct8x8_dc_12_sse2;
@ -732,6 +741,9 @@ void ff_hevc_dsp_init_x86(HEVCDSPContext *c, const int bit_depth)
c->idct_dc[3] = ff_hevc_idct32x32_dc_12_avx2;
if (ARCH_X86_64) {
SAO_BAND_INIT(12, avx2);
c->sao_edge_filter[2] = ff_hevc_sao_edge_filter_32_12_avx2;
c->sao_edge_filter[3] = ff_hevc_sao_edge_filter_48_12_avx2;
c->sao_edge_filter[4] = ff_hevc_sao_edge_filter_64_12_avx2;
}
}
}

Write Preview
Loading…
Cancel
Save