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Improve SSE2 half-pixel filter funtions

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Rewrote these functions to process 16 pixels once instead of 8.

Change-Id: Ic67e80124467a446a3df4cfecfb76a4248602adb
This commit is contained in:
Yunqing Wang 2011-03-08 16:25:06 -05:00
parent 95adf3df77
commit 419f638910
3 changed files with 393 additions and 116 deletions
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359
vp8/encoder/x86/variance_impl_sse2.asm
View File

@ -790,7 +790,7 @@ filter_block2d_bil_variance:
ret
;void vp8_half_horiz_vert_variance16x_h_sse2
;void vp8_half_horiz_vert_variance8x_h_sse2
;(
; unsigned char *ref_ptr,
; int ref_pixels_per_line,
@ -800,8 +800,8 @@ filter_block2d_bil_variance:
; int *sum,
; unsigned int *sumsquared
;)
global sym(vp8_half_horiz_vert_variance16x_h_sse2)
sym(vp8_half_horiz_vert_variance16x_h_sse2):
global sym(vp8_half_horiz_vert_variance8x_h_sse2)
sym(vp8_half_horiz_vert_variance8x_h_sse2):
push rbp
mov rbp, rsp
SHADOW_ARGS_TO_STACK 7
@ -835,7 +835,7 @@ sym(vp8_half_horiz_vert_variance16x_h_sse2):
add rsi, r8
%endif
vp8_half_horiz_vert_variance16x_h_1:
vp8_half_horiz_vert_variance8x_h_1:
movq xmm1, QWORD PTR [rsi] ;
movq xmm2, QWORD PTR [rsi+1] ;
@ -863,7 +863,7 @@ vp8_half_horiz_vert_variance16x_h_1:
%endif
sub rcx, 1 ;
jnz vp8_half_horiz_vert_variance16x_h_1 ;
jnz vp8_half_horiz_vert_variance8x_h_1 ;
movdq2q mm6, xmm6 ;
movdq2q mm7, xmm7 ;
@ -910,8 +910,7 @@ vp8_half_horiz_vert_variance16x_h_1:
pop rbp
ret
;void vp8_half_vert_variance16x_h_sse2
;void vp8_half_horiz_vert_variance16x_h_sse2
;(
; unsigned char *ref_ptr,
; int ref_pixels_per_line,
@ -921,8 +920,124 @@ vp8_half_horiz_vert_variance16x_h_1:
; int *sum,
; unsigned int *sumsquared
;)
global sym(vp8_half_vert_variance16x_h_sse2)
sym(vp8_half_vert_variance16x_h_sse2):
global sym(vp8_half_horiz_vert_variance16x_h_sse2)
sym(vp8_half_horiz_vert_variance16x_h_sse2):
push rbp
mov rbp, rsp
SHADOW_ARGS_TO_STACK 7
SAVE_XMM
GET_GOT rbx
push rsi
push rdi
; end prolog
pxor xmm6, xmm6 ; error accumulator
pxor xmm7, xmm7 ; sse eaccumulator
mov rsi, arg(0) ;ref_ptr ;
mov rdi, arg(2) ;src_ptr ;
movsxd rcx, dword ptr arg(4) ;Height ;
movsxd rax, dword ptr arg(1) ;ref_pixels_per_line
movsxd rdx, dword ptr arg(3) ;src_pixels_per_line
pxor xmm0, xmm0 ;
movdqu xmm5, XMMWORD PTR [rsi]
movdqu xmm3, XMMWORD PTR [rsi+1]
pavgb xmm5, xmm3 ; xmm5 = avg(xmm1,xmm3) horizontal line 1
lea rsi, [rsi + rax]
vp8_half_horiz_vert_variance16x_h_1:
movdqu xmm1, XMMWORD PTR [rsi] ;
movdqu xmm2, XMMWORD PTR [rsi+1] ;
pavgb xmm1, xmm2 ; xmm1 = avg(xmm1,xmm3) horizontal line i+1
pavgb xmm5, xmm1 ; xmm = vertical average of the above
movdqa xmm4, xmm5
punpcklbw xmm5, xmm0 ; xmm5 = words of above
punpckhbw xmm4, xmm0
movq xmm3, QWORD PTR [rdi] ; xmm3 = d0,d1,d2..d7
punpcklbw xmm3, xmm0 ; xmm3 = words of above
psubw xmm5, xmm3 ; xmm5 -= xmm3
movq xmm3, QWORD PTR [rdi+8]
punpcklbw xmm3, xmm0
psubw xmm4, xmm3
paddw xmm6, xmm5 ; xmm6 += accumulated column differences
paddw xmm6, xmm4
pmaddwd xmm5, xmm5 ; xmm5 *= xmm5
pmaddwd xmm4, xmm4
paddd xmm7, xmm5 ; xmm7 += accumulated square column differences
paddd xmm7, xmm4
movdqa xmm5, xmm1 ; save xmm1 for use on the next row
lea rsi, [rsi + rax]
lea rdi, [rdi + rdx]
sub rcx, 1 ;
jnz vp8_half_horiz_vert_variance16x_h_1 ;
pxor xmm1, xmm1
pxor xmm5, xmm5
punpcklwd xmm0, xmm6
punpckhwd xmm1, xmm6
psrad xmm0, 16
psrad xmm1, 16
paddd xmm0, xmm1
movdqa xmm1, xmm0
movdqa xmm6, xmm7
punpckldq xmm6, xmm5
punpckhdq xmm7, xmm5
paddd xmm6, xmm7
punpckldq xmm0, xmm5
punpckhdq xmm1, xmm5
paddd xmm0, xmm1
movdqa xmm7, xmm6
movdqa xmm1, xmm0
psrldq xmm7, 8
psrldq xmm1, 8
paddd xmm6, xmm7
paddd xmm0, xmm1
mov rsi, arg(5) ;[Sum]
mov rdi, arg(6) ;[SSE]
movd [rsi], xmm0
movd [rdi], xmm6
; begin epilog
pop rdi
pop rsi
RESTORE_GOT
RESTORE_XMM
UNSHADOW_ARGS
pop rbp
ret
;void vp8_half_vert_variance8x_h_sse2
;(
; unsigned char *ref_ptr,
; int ref_pixels_per_line,
; unsigned char *src_ptr,
; int src_pixels_per_line,
; unsigned int Height,
; int *sum,
; unsigned int *sumsquared
;)
global sym(vp8_half_vert_variance8x_h_sse2)
sym(vp8_half_vert_variance8x_h_sse2):
push rbp
mov rbp, rsp
SHADOW_ARGS_TO_STACK 7
@ -945,7 +1060,7 @@ sym(vp8_half_vert_variance16x_h_sse2):
movsxd rax, dword ptr arg(1) ;ref_pixels_per_line
pxor xmm0, xmm0 ;
vp8_half_vert_variance16x_h_1:
vp8_half_vert_variance8x_h_1:
movq xmm5, QWORD PTR [rsi] ; xmm5 = s0,s1,s2..s8
movq xmm3, QWORD PTR [rsi+rax] ; xmm3 = s1,s2,s3..s9
@ -969,7 +1084,7 @@ vp8_half_vert_variance16x_h_1:
%endif
sub rcx, 1 ;
jnz vp8_half_vert_variance16x_h_1 ;
jnz vp8_half_vert_variance8x_h_1 ;
movdq2q mm6, xmm6 ;
movdq2q mm7, xmm7 ;
@ -1016,8 +1131,7 @@ vp8_half_vert_variance16x_h_1:
pop rbp
ret
;void vp8_half_horiz_variance16x_h_sse2
;void vp8_half_vert_variance16x_h_sse2
;(
; unsigned char *ref_ptr,
; int ref_pixels_per_line,
@ -1027,8 +1141,116 @@ vp8_half_vert_variance16x_h_1:
; int *sum,
; unsigned int *sumsquared
;)
global sym(vp8_half_horiz_variance16x_h_sse2)
sym(vp8_half_horiz_variance16x_h_sse2):
global sym(vp8_half_vert_variance16x_h_sse2)
sym(vp8_half_vert_variance16x_h_sse2):
push rbp
mov rbp, rsp
SHADOW_ARGS_TO_STACK 7
SAVE_XMM
GET_GOT rbx
push rsi
push rdi
; end prolog
pxor xmm6, xmm6 ; error accumulator
pxor xmm7, xmm7 ; sse eaccumulator
mov rsi, arg(0) ;ref_ptr
mov rdi, arg(2) ;src_ptr
movsxd rcx, dword ptr arg(4) ;Height
movsxd rax, dword ptr arg(1) ;ref_pixels_per_line
movsxd rdx, dword ptr arg(3) ;src_pixels_per_line
movdqu xmm5, XMMWORD PTR [rsi]
lea rsi, [rsi + rax ]
pxor xmm0, xmm0
vp8_half_vert_variance16x_h_1:
movdqu xmm3, XMMWORD PTR [rsi]
pavgb xmm5, xmm3 ; xmm5 = avg(xmm1,xmm3)
movdqa xmm4, xmm5
punpcklbw xmm5, xmm0
punpckhbw xmm4, xmm0
movq xmm2, QWORD PTR [rdi]
punpcklbw xmm2, xmm0
psubw xmm5, xmm2
movq xmm2, QWORD PTR [rdi+8]
punpcklbw xmm2, xmm0
psubw xmm4, xmm2
paddw xmm6, xmm5 ; xmm6 += accumulated column differences
paddw xmm6, xmm4
pmaddwd xmm5, xmm5 ; xmm5 *= xmm5
pmaddwd xmm4, xmm4
paddd xmm7, xmm5 ; xmm7 += accumulated square column differences
paddd xmm7, xmm4
movdqa xmm5, xmm3
lea rsi, [rsi + rax]
lea rdi, [rdi + rdx]
sub rcx, 1
jnz vp8_half_vert_variance16x_h_1
pxor xmm1, xmm1
pxor xmm5, xmm5
punpcklwd xmm0, xmm6
punpckhwd xmm1, xmm6
psrad xmm0, 16
psrad xmm1, 16
paddd xmm0, xmm1
movdqa xmm1, xmm0
movdqa xmm6, xmm7
punpckldq xmm6, xmm5
punpckhdq xmm7, xmm5
paddd xmm6, xmm7
punpckldq xmm0, xmm5
punpckhdq xmm1, xmm5
paddd xmm0, xmm1
movdqa xmm7, xmm6
movdqa xmm1, xmm0
psrldq xmm7, 8
psrldq xmm1, 8
paddd xmm6, xmm7
paddd xmm0, xmm1
mov rsi, arg(5) ;[Sum]
mov rdi, arg(6) ;[SSE]
movd [rsi], xmm0
movd [rdi], xmm6
; begin epilog
pop rdi
pop rsi
RESTORE_GOT
RESTORE_XMM
UNSHADOW_ARGS
pop rbp
ret
;void vp8_half_horiz_variance8x_h_sse2
;(
; unsigned char *ref_ptr,
; int ref_pixels_per_line,
; unsigned char *src_ptr,
; int src_pixels_per_line,
; unsigned int Height,
; int *sum,
; unsigned int *sumsquared
;)
global sym(vp8_half_horiz_variance8x_h_sse2)
sym(vp8_half_horiz_variance8x_h_sse2):
push rbp
mov rbp, rsp
SHADOW_ARGS_TO_STACK 7
@ -1050,7 +1272,7 @@ sym(vp8_half_horiz_variance16x_h_sse2):
movsxd rcx, dword ptr arg(4) ;Height ;
pxor xmm0, xmm0 ;
vp8_half_horiz_variance16x16_1:
vp8_half_horiz_variance8x_h_1:
movq xmm5, QWORD PTR [rsi] ; xmm5 = s0,s1,s2..s8
movq xmm3, QWORD PTR [rsi+1] ; xmm3 = s1,s2,s3..s9
@ -1073,7 +1295,7 @@ vp8_half_horiz_variance16x16_1:
add rdi, r9
%endif
sub rcx, 1 ;
jnz vp8_half_horiz_variance16x16_1 ;
jnz vp8_half_horiz_variance8x_h_1 ;
movdq2q mm6, xmm6 ;
movdq2q mm7, xmm7 ;
@ -1120,6 +1342,109 @@ vp8_half_horiz_variance16x16_1:
pop rbp
ret
;void vp8_half_horiz_variance16x_h_sse2
;(
; unsigned char *ref_ptr,
; int ref_pixels_per_line,
; unsigned char *src_ptr,
; int src_pixels_per_line,
; unsigned int Height,
; int *sum,
; unsigned int *sumsquared
;)
global sym(vp8_half_horiz_variance16x_h_sse2)
sym(vp8_half_horiz_variance16x_h_sse2):
push rbp
mov rbp, rsp
SHADOW_ARGS_TO_STACK 7
SAVE_XMM
GET_GOT rbx
push rsi
push rdi
; end prolog
pxor xmm6, xmm6 ; error accumulator
pxor xmm7, xmm7 ; sse eaccumulator
mov rsi, arg(0) ;ref_ptr ;
mov rdi, arg(2) ;src_ptr ;
movsxd rcx, dword ptr arg(4) ;Height ;
movsxd rax, dword ptr arg(1) ;ref_pixels_per_line
movsxd rdx, dword ptr arg(3) ;src_pixels_per_line
pxor xmm0, xmm0 ;
vp8_half_horiz_variance16x_h_1:
movdqu xmm5, XMMWORD PTR [rsi] ; xmm5 = s0,s1,s2..s15
movdqu xmm3, XMMWORD PTR [rsi+1] ; xmm3 = s1,s2,s3..s16
pavgb xmm5, xmm3 ; xmm5 = avg(xmm1,xmm3)
movdqa xmm1, xmm5
punpcklbw xmm5, xmm0 ; xmm5 = words of above
punpckhbw xmm1, xmm0
movq xmm3, QWORD PTR [rdi] ; xmm3 = d0,d1,d2..d7
punpcklbw xmm3, xmm0 ; xmm3 = words of above
movq xmm2, QWORD PTR [rdi+8]
punpcklbw xmm2, xmm0
psubw xmm5, xmm3 ; xmm5 -= xmm3
psubw xmm1, xmm2
paddw xmm6, xmm5 ; xmm6 += accumulated column differences
paddw xmm6, xmm1
pmaddwd xmm5, xmm5 ; xmm5 *= xmm5
pmaddwd xmm1, xmm1
paddd xmm7, xmm5 ; xmm7 += accumulated square column differences
paddd xmm7, xmm1
lea rsi, [rsi + rax]
lea rdi, [rdi + rdx]
sub rcx, 1 ;
jnz vp8_half_horiz_variance16x_h_1 ;
pxor xmm1, xmm1
pxor xmm5, xmm5
punpcklwd xmm0, xmm6
punpckhwd xmm1, xmm6
psrad xmm0, 16
psrad xmm1, 16
paddd xmm0, xmm1
movdqa xmm1, xmm0
movdqa xmm6, xmm7
punpckldq xmm6, xmm5
punpckhdq xmm7, xmm5
paddd xmm6, xmm7
punpckldq xmm0, xmm5
punpckhdq xmm1, xmm5
paddd xmm0, xmm1
movdqa xmm7, xmm6
movdqa xmm1, xmm0
psrldq xmm7, 8
psrldq xmm1, 8
paddd xmm6, xmm7
paddd xmm0, xmm1
mov rsi, arg(5) ;[Sum]
mov rdi, arg(6) ;[SSE]
movd [rsi], xmm0
movd [rdi], xmm6
; begin epilog
pop rdi
pop rsi
RESTORE_GOT
RESTORE_XMM
UNSHADOW_ARGS
pop rbp
ret
SECTION_RODATA
; short xmm_bi_rd[8] = { 64, 64, 64, 64,64, 64, 64, 64};

116
vp8/encoder/x86/variance_sse2.c
View File

@ -81,6 +81,16 @@ void vp8_filter_block2d_bil_var_sse2
int *sum,
unsigned int *sumsquared
);
void vp8_half_horiz_vert_variance8x_h_sse2
(
const unsigned char *ref_ptr,
int ref_pixels_per_line,
const unsigned char *src_ptr,
int src_pixels_per_line,
unsigned int Height,
int *sum,
unsigned int *sumsquared
);
void vp8_half_horiz_vert_variance16x_h_sse2
(
const unsigned char *ref_ptr,
@ -91,6 +101,16 @@ void vp8_half_horiz_vert_variance16x_h_sse2
int *sum,
unsigned int *sumsquared
);
void vp8_half_horiz_variance8x_h_sse2
(
const unsigned char *ref_ptr,
int ref_pixels_per_line,
const unsigned char *src_ptr,
int src_pixels_per_line,
unsigned int Height,
int *sum,
unsigned int *sumsquared
);
void vp8_half_horiz_variance16x_h_sse2
(
const unsigned char *ref_ptr,
@ -101,6 +121,16 @@ void vp8_half_horiz_variance16x_h_sse2
int *sum,
unsigned int *sumsquared
);
void vp8_half_vert_variance8x_h_sse2
(
const unsigned char *ref_ptr,
int ref_pixels_per_line,
const unsigned char *src_ptr,
int src_pixels_per_line,
unsigned int Height,
int *sum,
unsigned int *sumsquared
);
void vp8_half_vert_variance16x_h_sse2
(
const unsigned char *ref_ptr,
@ -262,21 +292,21 @@ unsigned int vp8_sub_pixel_variance8x8_wmt
if (xoffset == 4 && yoffset == 0)
{
vp8_half_horiz_variance16x_h_sse2(
vp8_half_horiz_variance8x_h_sse2(
src_ptr, src_pixels_per_line,
dst_ptr, dst_pixels_per_line, 8,
&xsum, &xxsum);
}
else if (xoffset == 0 && yoffset == 4)
{
vp8_half_vert_variance16x_h_sse2(
vp8_half_vert_variance8x_h_sse2(
src_ptr, src_pixels_per_line,
dst_ptr, dst_pixels_per_line, 8,
&xsum, &xxsum);
}
else if (xoffset == 4 && yoffset == 4)
{
vp8_half_horiz_vert_variance16x_h_sse2(
vp8_half_horiz_vert_variance8x_h_sse2(
src_ptr, src_pixels_per_line,
dst_ptr, dst_pixels_per_line, 8,
&xsum, &xxsum);
@ -317,11 +347,6 @@ unsigned int vp8_sub_pixel_variance16x16_wmt
src_ptr, src_pixels_per_line,
dst_ptr, dst_pixels_per_line, 16,
&xsum0, &xxsum0);
vp8_half_horiz_variance16x_h_sse2(
src_ptr + 8, src_pixels_per_line,
dst_ptr + 8, dst_pixels_per_line, 16,
&xsum1, &xxsum1);
}
else if (xoffset == 0 && yoffset == 4)
{
@ -329,11 +354,6 @@ unsigned int vp8_sub_pixel_variance16x16_wmt
src_ptr, src_pixels_per_line,
dst_ptr, dst_pixels_per_line, 16,
&xsum0, &xxsum0);
vp8_half_vert_variance16x_h_sse2(
src_ptr + 8, src_pixels_per_line,
dst_ptr + 8, dst_pixels_per_line, 16,
&xsum1, &xxsum1);
}
else if (xoffset == 4 && yoffset == 4)
{
@ -341,11 +361,6 @@ unsigned int vp8_sub_pixel_variance16x16_wmt
src_ptr, src_pixels_per_line,
dst_ptr, dst_pixels_per_line, 16,
&xsum0, &xxsum0);
vp8_half_horiz_vert_variance16x_h_sse2(
src_ptr + 8, src_pixels_per_line,
dst_ptr + 8, dst_pixels_per_line, 16,
&xsum1, &xxsum1);
}
else
{
@ -356,17 +371,16 @@ unsigned int vp8_sub_pixel_variance16x16_wmt
&xsum0, &xxsum0
);
vp8_filter_block2d_bil_var_sse2(
src_ptr + 8, src_pixels_per_line,
dst_ptr + 8, dst_pixels_per_line, 16,
xoffset, yoffset,
&xsum1, &xxsum1
);
xsum0 += xsum1;
xxsum0 += xxsum1;
}
xsum0 += xsum1;
xxsum0 += xxsum1;
*sse = xxsum0;
return (xxsum0 - ((xsum0 * xsum0) >> 8));
}
@ -406,11 +420,6 @@ unsigned int vp8_sub_pixel_variance16x8_wmt
src_ptr, src_pixels_per_line,
dst_ptr, dst_pixels_per_line, 8,
&xsum0, &xxsum0);
vp8_half_horiz_variance16x_h_sse2(
src_ptr + 8, src_pixels_per_line,
dst_ptr + 8, dst_pixels_per_line, 8,
&xsum1, &xxsum1);
}
else if (xoffset == 0 && yoffset == 4)
{
@ -418,11 +427,6 @@ unsigned int vp8_sub_pixel_variance16x8_wmt
src_ptr, src_pixels_per_line,
dst_ptr, dst_pixels_per_line, 8,
&xsum0, &xxsum0);
vp8_half_vert_variance16x_h_sse2(
src_ptr + 8, src_pixels_per_line,
dst_ptr + 8, dst_pixels_per_line, 8,
&xsum1, &xxsum1);
}
else if (xoffset == 4 && yoffset == 4)
{
@ -430,11 +434,6 @@ unsigned int vp8_sub_pixel_variance16x8_wmt
src_ptr, src_pixels_per_line,
dst_ptr, dst_pixels_per_line, 8,
&xsum0, &xxsum0);
vp8_half_horiz_vert_variance16x_h_sse2(
src_ptr + 8, src_pixels_per_line,
dst_ptr + 8, dst_pixels_per_line, 8,
&xsum1, &xxsum1);
}
else
{
@ -449,11 +448,10 @@ unsigned int vp8_sub_pixel_variance16x8_wmt
dst_ptr + 8, dst_pixels_per_line, 8,
xoffset, yoffset,
&xsum1, &xxsum1);
xsum0 += xsum1;
xxsum0 += xxsum1;
}
xsum0 += xsum1;
xxsum0 += xxsum1;
*sse = xxsum0;
return (xxsum0 - ((xsum0 * xsum0) >> 7));
}
@ -474,21 +472,21 @@ unsigned int vp8_sub_pixel_variance8x16_wmt
if (xoffset == 4 && yoffset == 0)
{
vp8_half_horiz_variance16x_h_sse2(
vp8_half_horiz_variance8x_h_sse2(
src_ptr, src_pixels_per_line,
dst_ptr, dst_pixels_per_line, 16,
&xsum, &xxsum);
}
else if (xoffset == 0 && yoffset == 4)
{
vp8_half_vert_variance16x_h_sse2(
vp8_half_vert_variance8x_h_sse2(
src_ptr, src_pixels_per_line,
dst_ptr, dst_pixels_per_line, 16,
&xsum, &xxsum);
}
else if (xoffset == 4 && yoffset == 4)
{
vp8_half_horiz_vert_variance16x_h_sse2(
vp8_half_horiz_vert_variance8x_h_sse2(
src_ptr, src_pixels_per_line,
dst_ptr, dst_pixels_per_line, 16,
&xsum, &xxsum);
@ -589,21 +587,14 @@ unsigned int vp8_variance_halfpixvar16x16_h_wmt(
int dst_pixels_per_line,
unsigned int *sse)
{
int xsum0, xsum1;
unsigned int xxsum0, xxsum1;
int xsum0;
unsigned int xxsum0;
vp8_half_horiz_variance16x_h_sse2(
src_ptr, src_pixels_per_line,
dst_ptr, dst_pixels_per_line, 16,
&xsum0, &xxsum0);
vp8_half_horiz_variance16x_h_sse2(
src_ptr + 8, src_pixels_per_line,
dst_ptr + 8, dst_pixels_per_line, 16,
&xsum1, &xxsum1);
xsum0 += xsum1;
xxsum0 += xxsum1;
*sse = xxsum0;
return (xxsum0 - ((xsum0 * xsum0) >> 8));
}
@ -616,21 +607,13 @@ unsigned int vp8_variance_halfpixvar16x16_v_wmt(
int dst_pixels_per_line,
unsigned int *sse)
{
int xsum0, xsum1;
unsigned int xxsum0, xxsum1;
int xsum0;
unsigned int xxsum0;
vp8_half_vert_variance16x_h_sse2(
src_ptr, src_pixels_per_line,
dst_ptr, dst_pixels_per_line, 16,
&xsum0, &xxsum0);
vp8_half_vert_variance16x_h_sse2(
src_ptr + 8, src_pixels_per_line,
dst_ptr + 8, dst_pixels_per_line, 16,
&xsum1, &xxsum1);
xsum0 += xsum1;
xxsum0 += xxsum1;
*sse = xxsum0;
return (xxsum0 - ((xsum0 * xsum0) >> 8));
}
@ -643,21 +626,14 @@ unsigned int vp8_variance_halfpixvar16x16_hv_wmt(
int dst_pixels_per_line,
unsigned int *sse)
{
int xsum0, xsum1;
unsigned int xxsum0, xxsum1;
int xsum0;
unsigned int xxsum0;
vp8_half_horiz_vert_variance16x_h_sse2(
src_ptr, src_pixels_per_line,
dst_ptr, dst_pixels_per_line, 16,
&xsum0, &xxsum0);
vp8_half_horiz_vert_variance16x_h_sse2(
src_ptr + 8, src_pixels_per_line,
dst_ptr + 8, dst_pixels_per_line, 16,
&xsum1, &xxsum1);
xsum0 += xsum1;
xxsum0 += xxsum1;
*sse = xxsum0;
return (xxsum0 - ((xsum0 * xsum0) >> 8));
}

34
vp8/encoder/x86/variance_ssse3.c
View File

@ -87,14 +87,6 @@ unsigned int vp8_sub_pixel_variance16x16_ssse3
src_ptr, src_pixels_per_line,
dst_ptr, dst_pixels_per_line, 16,
&xsum0, &xxsum0);
vp8_half_horiz_variance16x_h_sse2(
src_ptr + 8, src_pixels_per_line,
dst_ptr + 8, dst_pixels_per_line, 16,
&xsum1, &xxsum1);
xsum0 += xsum1;
xxsum0 += xxsum1;
}
else if (xoffset == 0 && yoffset == 4)
{
@ -102,14 +94,6 @@ unsigned int vp8_sub_pixel_variance16x16_ssse3
src_ptr, src_pixels_per_line,
dst_ptr, dst_pixels_per_line, 16,
&xsum0, &xxsum0);
vp8_half_vert_variance16x_h_sse2(
src_ptr + 8, src_pixels_per_line,
dst_ptr + 8, dst_pixels_per_line, 16,
&xsum1, &xxsum1);
xsum0 += xsum1;
xxsum0 += xxsum1;
}
else if (xoffset == 4 && yoffset == 4)
{
@ -117,22 +101,14 @@ unsigned int vp8_sub_pixel_variance16x16_ssse3
src_ptr, src_pixels_per_line,
dst_ptr, dst_pixels_per_line, 16,
&xsum0, &xxsum0);
vp8_half_horiz_vert_variance16x_h_sse2(
src_ptr + 8, src_pixels_per_line,
dst_ptr + 8, dst_pixels_per_line, 16,
&xsum1, &xxsum1);
xsum0 += xsum1;
xxsum0 += xxsum1;
}
else
{
vp8_filter_block2d_bil_var_ssse3(
src_ptr, src_pixels_per_line,
dst_ptr, dst_pixels_per_line, 16,
xoffset, yoffset,
&xsum0, &xxsum0);
vp8_filter_block2d_bil_var_ssse3(
src_ptr, src_pixels_per_line,
dst_ptr, dst_pixels_per_line, 16,
xoffset, yoffset,
&xsum0, &xxsum0);
}
*sse = xxsum0;