virtualenv/FFmpeg
1
0
Fork 0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2025-01-24 13:56:33 +02:00
Code Issues Releases Activity

libavcodec/vp9: ipred_dl_32x32_16 avx2 implementation

Browse Source 
vp9_diag_downleft_32x32_8bpp_c: 580.2
vp9_diag_downleft_32x32_8bpp_sse2: 75.6
vp9_diag_downleft_32x32_8bpp_ssse3: 73.7
vp9_diag_downleft_32x32_8bpp_avx: 72.7
vp9_diag_downleft_32x32_10bpp_c: 1101.2
vp9_diag_downleft_32x32_10bpp_sse2: 145.4
vp9_diag_downleft_32x32_10bpp_ssse3: 137.5
vp9_diag_downleft_32x32_10bpp_avx: 134.8
vp9_diag_downleft_32x32_10bpp_avx2: 94.0
vp9_diag_downleft_32x32_12bpp_c: 1108.5
vp9_diag_downleft_32x32_12bpp_sse2: 145.5
vp9_diag_downleft_32x32_12bpp_ssse3: 137.3
vp9_diag_downleft_32x32_12bpp_avx: 135.2
vp9_diag_downleft_32x32_12bpp_avx2: 94.0

~30% faster than avx implementation

Signed-off-by: Ronald S. Bultje <rsbultje@gmail.com>
This commit is contained in:
Ilia Valiakhmetov 2017-06-05 00:52:27 +07:00 committed by Ronald S. Bultje
parent dc70ea8c19
commit 73d9a9a6af
2 changed files with 65 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
libavcodec/x86/vp9dsp_init_16bpp.c
View File

@ -52,6 +52,7 @@ decl_ipred_fns(dc, 16, mmxext, sse2);
decl_ipred_fns(dc_top, 16, mmxext, sse2);
decl_ipred_fns(dc_left, 16, mmxext, sse2);
decl_ipred_fn(dl, 16, 16, avx2);
decl_ipred_fn(dl, 32, 16, avx2);
#define decl_ipred_dir_funcs(type) \
decl_ipred_fns(type, 16, sse2, sse2); \
@ -135,6 +136,7 @@ av_cold void ff_vp9dsp_init_16bpp_x86(VP9DSPContext *dsp)
init_fpel_func(1, 1, 64, avg, _16, avx2);
init_fpel_func(0, 1, 128, avg, _16, avx2);
init_ipred_func(dl, DIAG_DOWN_LEFT, 16, 16, avx2);
init_ipred_func(dl, DIAG_DOWN_LEFT, 32, 16, avx2);
}
#endif /* HAVE_YASM */

63
libavcodec/x86/vp9intrapred_16bpp.asm
View File

@ -861,6 +861,7 @@ cglobal vp9_ipred_dl_16x16_16, 2, 4, 5, dst, stride, l, a
DEFINE_ARGS dst, stride, stride3, cnt
mov cntd, 2
lea stride3q, [strideq*3]
.loop:
mova [dstq+strideq*0], m0
vpalignr m3, m2, m0, 2
@ -884,6 +885,68 @@ cglobal vp9_ipred_dl_16x16_16, 2, 4, 5, dst, stride, l, a
dec cntd
jg .loop
RET
cglobal vp9_ipred_dl_32x32_16, 2, 6, 7, dst, stride, l, a
movifnidn aq, amp
mova m0, [aq+mmsize*0+ 0] ; abcdefghijklmnop
mova m1, [aq+mmsize*1+ 0] ; qrstuvwxyz012345
vpbroadcastw xm4, [aq+mmsize*1+30] ; 55555555
vperm2i128 m5, m0, m1, q0201 ; ijklmnopqrstuvwx
vpalignr m2, m5, m0, 2 ; bcdefghijklmnopq
vpalignr m3, m5, m0, 4 ; cdefghijklmnopqr
LOWPASS 0, 2, 3 ; BCDEFGHIJKLMNOPQ
vperm2i128 m5, m1, m4, q0201 ; yz01234555555555
vpalignr m2, m5, m1, 2 ; rstuvwxyz0123455
vpalignr m3, m5, m1, 4 ; stuvwxyz01234555
LOWPASS 1, 2, 3 ; RSTUVWXYZ......5
vperm2i128 m2, m1, m4, q0201 ; Z......555555555
vperm2i128 m5, m0, m1, q0201 ; JKLMNOPQRSTUVWXY
DEFINE_ARGS dst, stride, stride3, cnt
lea stride3q, [strideq*3]
mov cntd, 4
.loop:
mova [dstq+strideq*0 + 0], m0
mova [dstq+strideq*0 +32], m1
vpalignr m3, m5, m0, 2
vpalignr m4, m2, m1, 2
mova [dstq+strideq*1 + 0], m3
mova [dstq+strideq*1 +32], m4
vpalignr m3, m5, m0, 4
vpalignr m4, m2, m1, 4
mova [dstq+strideq*2 + 0], m3
mova [dstq+strideq*2 +32], m4
vpalignr m3, m5, m0, 6
vpalignr m4, m2, m1, 6
mova [dstq+stride3q*1+ 0], m3
mova [dstq+stride3q*1+32], m4
lea dstq, [dstq+strideq*4]
vpalignr m3, m5, m0, 8
vpalignr m4, m2, m1, 8
mova [dstq+strideq*0 + 0], m3
mova [dstq+strideq*0 +32], m4
vpalignr m3, m5, m0, 10
vpalignr m4, m2, m1, 10
mova [dstq+strideq*1 + 0], m3
mova [dstq+strideq*1 +32], m4
vpalignr m3, m5, m0, 12
vpalignr m4, m2, m1, 12
mova [dstq+strideq*2+ 0], m3
mova [dstq+strideq*2+32], m4
vpalignr m3, m5, m0, 14
vpalignr m4, m2, m1, 14
mova [dstq+stride3q+ 0], m3
mova [dstq+stride3q+ 32], m4
vpalignr m3, m5, m0, 16
vpalignr m4, m2, m1, 16
vperm2i128 m5, m3, m4, q0201
vperm2i128 m2, m4, m4, q0101
mova m0, m3
mova m1, m4
lea dstq, [dstq+strideq*4]
dec cntd
jg .loop
RET
%endif
%macro DR_FUNCS 1 ; stack_mem_for_32x32_32bit_function