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FFmpeg/libavcodec/x86/hevc_deblock.asm
Christophe Gisquet 3c504bc359 x86: deduplicate some constants 
Signed-off-by: Anton Khirnov <anton@khirnov.net>
2016-08-03 10:56:52 +02:00

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;*****************************************************************************
;* SSE2-optimized HEVC deblocking code
;*****************************************************************************
;* Copyright (C) 2013 VTT
;*
;* Authors: Seppo Tomperi <seppo.tomperi@vtt.fi>
;*
;* This file is part of Libav.
;*
;* Libav is free software; you can redistribute it and/or
;* modify it under the terms of the GNU Lesser General Public
;* License as published by the Free Software Foundation; either
;* version 2.1 of the License, or (at your option) any later version.
;*
;* Libav is distributed in the hope that it will be useful,
;* but WITHOUT ANY WARRANTY; without even the implied warranty of
;* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
;* Lesser General Public License for more details.
;*
;* You should have received a copy of the GNU Lesser General Public
;* License along with Libav; if not, write to the Free Software
;* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
;******************************************************************************
%include "libavutil/x86/x86util.asm"
SECTION_RODATA
pw_pixel_max: times 8 dw ((1 << 10)-1)
pw_m2: times 8 dw -2
pd_1 : times 4 dd 1
cextern pw_4
cextern pw_8
cextern pw_m1
SECTION .text
INIT_XMM sse2
; expands to [base],...,[base+7*stride]
%define PASS8ROWS(base, base3, stride, stride3) \
[base], [base+stride], [base+stride*2], [base3], \
[base3+stride], [base3+stride*2], [base3+stride3], [base3+stride*4]
; in: 8 rows of 4 bytes in %4..%11
; out: 4 rows of 8 words in m0..m3
%macro TRANSPOSE4x8B_LOAD 8
movd m0, %1
movd m2, %2
movd m1, %3
movd m3, %4
punpcklbw m0, m2
punpcklbw m1, m3
punpcklwd m0, m1
movd m4, %5
movd m6, %6
movd m5, %7
movd m7, %8
punpcklbw m4, m6
punpcklbw m5, m7
punpcklwd m4, m5
punpckhdq m2, m0, m4
punpckldq m0, m4
pxor m5, m5
punpckhbw m1, m0, m5
punpcklbw m0, m5
punpckhbw m3, m2, m5
punpcklbw m2, m5
%endmacro
; in: 4 rows of 8 words in m0..m3
; out: 8 rows of 4 bytes in %1..%8
%macro TRANSPOSE8x4B_STORE 8
packuswb m0, m0
packuswb m1, m1
packuswb m2, m2
packuswb m3, m3
punpcklbw m0, m1
punpcklbw m2, m3
punpckhwd m6, m0, m2
punpcklwd m0, m2
movd %1, m0
pshufd m0, m0, 0x39
movd %2, m0
pshufd m0, m0, 0x39
movd %3, m0
pshufd m0, m0, 0x39
movd %4, m0
movd %5, m6
pshufd m6, m6, 0x39
movd %6, m6
pshufd m6, m6, 0x39
movd %7, m6
pshufd m6, m6, 0x39
movd %8, m6
%endmacro
; in: 8 rows of 4 words in %4..%11
; out: 4 rows of 8 words in m0..m3
%macro TRANSPOSE4x8W_LOAD 8
movq m0, %1
movq m2, %2
movq m1, %3
movq m3, %4
punpcklwd m0, m2
punpcklwd m1, m3
punpckhdq m2, m0, m1
punpckldq m0, m1
movq m4, %5
movq m6, %6
movq m5, %7
movq m7, %8
punpcklwd m4, m6
punpcklwd m5, m7
punpckhdq m6, m4, m5
punpckldq m4, m5
punpckhqdq m1, m0, m4
punpcklqdq m0, m4
punpckhqdq m3, m2, m6
punpcklqdq m2, m6
%endmacro
; in: 4 rows of 8 words in m0..m3
; out: 8 rows of 4 words in %1..%8
%macro TRANSPOSE8x4W_STORE 8
pxor m5, m5; zeros reg
CLIPW m0, m5, [pw_pixel_max]
CLIPW m1, m5, [pw_pixel_max]
CLIPW m2, m5, [pw_pixel_max]
CLIPW m3, m5, [pw_pixel_max]
punpckhwd m4, m0, m1
punpcklwd m0, m1
punpckhwd m5, m2, m3
punpcklwd m2, m3
punpckhdq m6, m0, m2
punpckldq m0, m2
movq %1, m0
movhps %2, m0
movq %3, m6
movhps %4, m6
punpckhdq m6, m4, m5
punpckldq m4, m5
movq %5, m4
movhps %6, m4
movq %7, m6
movhps %8, m6
%endmacro
; in: 8 rows of 8 bytes in %1..%8
; out: 8 rows of 8 words in m0..m7
%macro TRANSPOSE8x8B_LOAD 8
movq m7, %1
movq m2, %2
movq m1, %3
movq m3, %4
punpcklbw m7, m2
punpcklbw m1, m3
punpcklwd m3, m7, m1
punpckhwd m7, m1
movq m4, %5
movq m6, %6
movq m5, %7
movq m15, %8
punpcklbw m4, m6
punpcklbw m5, m15
punpcklwd m9, m4, m5
punpckhwd m4, m5
punpckldq m1, m3, m9; 0, 1
punpckhdq m3, m9; 2, 3
punpckldq m5, m7, m4; 4, 5
punpckhdq m7, m4; 6, 7
pxor m13, m13
punpcklbw m0, m1, m13; 0 in 16 bit
punpckhbw m1, m13; 1 in 16 bit
punpcklbw m2, m3, m13; 2
punpckhbw m3, m13; 3
punpcklbw m4, m5, m13; 4
punpckhbw m5, m13; 5
punpcklbw m6, m7, m13; 6
punpckhbw m7, m13; 7
%endmacro
; in: 8 rows of 8 words in m0..m8
; out: 8 rows of 8 bytes in %1..%8
%macro TRANSPOSE8x8B_STORE 8
packuswb m0, m0
packuswb m1, m1
packuswb m2, m2
packuswb m3, m3
packuswb m4, m4
packuswb m5, m5
packuswb m6, m6
packuswb m7, m7
punpcklbw m0, m1
punpcklbw m2, m3
punpckhwd m8, m0, m2
punpcklwd m0, m2
punpcklbw m4, m5
punpcklbw m6, m7
punpckhwd m9, m4, m6
punpcklwd m4, m6
punpckhdq m10, m0, m4; 2, 3
punpckldq m0, m4; 0, 1
punpckldq m11, m8, m9; 4, 5
punpckhdq m8, m9; 6, 7
movq %1, m0
movhps %2, m0
movq %3, m10
movhps %4, m10
movq %5, m11
movhps %6, m11
movq %7, m8
movhps %8, m8
%endmacro
; in: 8 rows of 8 words in %1..%8
; out: 8 rows of 8 words in m0..m7
%macro TRANSPOSE8x8W_LOAD 8
movdqu m0, %1
movdqu m1, %2
movdqu m2, %3
movdqu m3, %4
movdqu m4, %5
movdqu m5, %6
movdqu m6, %7
movdqu m7, %8
TRANSPOSE8x8W 0, 1, 2, 3, 4, 5, 6, 7, 8
%endmacro
; in: 8 rows of 8 words in m0..m8
; out: 8 rows of 8 words in %1..%8
%macro TRANSPOSE8x8W_STORE 8
TRANSPOSE8x8W 0, 1, 2, 3, 4, 5, 6, 7, 8
pxor m8, m8
CLIPW m0, m8, [pw_pixel_max]
CLIPW m1, m8, [pw_pixel_max]
CLIPW m2, m8, [pw_pixel_max]
CLIPW m3, m8, [pw_pixel_max]
CLIPW m4, m8, [pw_pixel_max]
CLIPW m5, m8, [pw_pixel_max]
CLIPW m6, m8, [pw_pixel_max]
CLIPW m7, m8, [pw_pixel_max]
movdqu %1, m0
movdqu %2, m1
movdqu %3, m2
movdqu %4, m3
movdqu %5, m4
movdqu %6, m5
movdqu %7, m6
movdqu %8, m7
%endmacro
; in: %2 clobbered
; out: %1
; mask in m11
; clobbers m10
%macro MASKED_COPY 2
pand %2, m11 ; and mask
pandn m10, m11, %1; and -mask
por %2, m10
mova %1, %2
%endmacro
; in: %2 clobbered
; out: %1
; mask in %3, will be clobbered
%macro MASKED_COPY2 3
pand %2, %3 ; and mask
pandn %3, %1; and -mask
por %2, %3
mova %1, %2
%endmacro
ALIGN 16
; input in m0 ... m3 and tcs in r2. Output in m1 and m2
%macro CHROMA_DEBLOCK_BODY 1
psubw m4, m2, m1; q0 - p0
psubw m5, m0, m3; p1 - q1
psllw m4, 2; << 2
paddw m5, m4;
;tc calculations
movd m6, [r2]; tc0
add r2, 4;
punpcklwd m6, m6
movd m7, [r2]; tc1
punpcklwd m7, m7
shufps m6, m7, 0; tc0, tc1
pmullw m4, m6, [pw_m1]; -tc0, -tc1
;end tc calculations
paddw m5, [pw_4]; +4
psraw m5, 3; >> 3
%if %1 > 8
psllw m4, %1-8; << (BIT_DEPTH - 8)
psllw m6, %1-8; << (BIT_DEPTH - 8)
%endif
pmaxsw m5, m4
pminsw m5, m6
paddw m1, m5; p0 + delta0
psubw m2, m5; q0 - delta0
%endmacro
; input in m0 ... m7, beta in r2 tcs in r3. Output in m1...m6
%macro LUMA_DEBLOCK_BODY 2
psllw m9, m2, 1; *2
psubw m10, m1, m9
paddw m10, m3
ABS1 m10, m11 ; 0dp0, 0dp3 , 1dp0, 1dp3
psllw m9, m5, 1; *2
psubw m11, m6, m9
paddw m11, m4
ABS1 m11, m13 ; 0dq0, 0dq3 , 1dq0, 1dq3
;beta calculations
%if %1 > 8
shl betaq, %1 - 8
%endif
movd m13, betad
SPLATW m13, m13, 0
;end beta calculations
paddw m9, m10, m11; 0d0, 0d3 , 1d0, 1d3
pshufhw m14, m9, q0033 ;0b00001111; 0d3 0d3 0d0 0d0 in high
pshuflw m14, m14, q0033 ;0b00001111; 1d3 1d3 1d0 1d0 in low
pshufhw m9, m9, q3300 ;0b11110000; 0d0 0d0 0d3 0d3
pshuflw m9, m9, q3300 ;0b11110000; 1d0 1d0 1d3 1d3
paddw m14, m9; 0d0+0d3, 1d0+1d3
;compare
pcmpgtw m15, m13, m14
movmskps r13, m15 ;filtering mask 0d0 + 0d3 < beta0 (bit 2 or 3) , 1d0 + 1d3 < beta1 (bit 0 or 1)
test r13, r13
je .bypassluma
;weak / strong decision compare to beta_2
psraw m15, m13, 2; beta >> 2
psllw m8, m9, 1;
pcmpgtw m15, m8; (d0 << 1) < beta_2, (d3 << 1) < beta_2
movmskps r14, m15;
;end weak / strong decision
; weak filter nd_p/q calculation
pshufd m8, m10, 0x31
psrld m8, 16
paddw m8, m10
movd r7d, m8
and r7, 0xffff; 1dp0 + 1dp3
pshufd m8, m8, 0x4E
movd r8d, m8
and r8, 0xffff; 0dp0 + 0dp3
pshufd m8, m11, 0x31
psrld m8, 16
paddw m8, m11
movd r9d, m8
and r9, 0xffff; 1dq0 + 1dq3
pshufd m8, m8, 0x4E
movd r10d, m8
and r10, 0xffff; 0dq0 + 0dq3
; end calc for weak filter
; filtering mask
mov r11, r13
shr r11, 3
movd m15, r11d
and r13, 1
movd m11, r13d
shufps m11, m15, 0
shl r11, 1
or r13, r11
pcmpeqd m11, [pd_1]; filtering mask
;decide between strong and weak filtering
;tc25 calculations
mov r11d, [tcq];
%if %1 > 8
shl r11, %1 - 8
%endif
movd m8, r11d; tc0
add tcq, 4;
mov r3d, [tcq];
%if %1 > 8
shl r3, %1 - 8
%endif
movd m9, r3d; tc1
add r11d, r3d; tc0 + tc1
jz .bypassluma
punpcklwd m8, m8
punpcklwd m9, m9
shufps m8, m9, 0; tc0, tc1
mova m9, m8
psllw m8, 2; tc << 2
pavgw m8, m9; tc25 = ((tc * 5 + 1) >> 1)
;end tc25 calculations
;----beta_3 comparison-----
psubw m12, m0, m3; p3 - p0
ABS1 m12, m14; abs(p3 - p0)
psubw m15, m7, m4; q3 - q0
ABS1 m15, m14; abs(q3 - q0)
paddw m12, m15; abs(p3 - p0) + abs(q3 - q0)
pshufhw m12, m12, 0xf0 ;0b11110000;
pshuflw m12, m12, 0xf0 ;0b11110000;
psraw m13, 3; beta >> 3
pcmpgtw m13, m12;
movmskps r11, m13;
and r14, r11; strong mask , beta_2 and beta_3 comparisons
;----beta_3 comparison end-----
;----tc25 comparison---
psubw m12, m3, m4; p0 - q0
ABS1 m12, m14; abs(p0 - q0)
pshufhw m12, m12, 0xf0 ;0b11110000;
pshuflw m12, m12, 0xf0 ;0b11110000;
pcmpgtw m8, m12; tc25 comparisons
movmskps r11, m8;
and r14, r11; strong mask, beta_2, beta_3 and tc25 comparisons
;----tc25 comparison end---
mov r11, r14;
shr r11, 1;
and r14, r11; strong mask, bits 2 and 0
pmullw m14, m9, [pw_m2]; -tc * 2
paddw m9, m9
and r14, 5; 0b101
mov r11, r14; strong mask
shr r14, 2;
movd m12, r14d; store to xmm for mask generation
shl r14, 1
and r11, 1
movd m10, r11d; store to xmm for mask generation
or r14, r11; final strong mask, bits 1 and 0
jz .weakfilter
shufps m10, m12, 0
pcmpeqd m10, [pd_1]; strong mask
mova m13, [pw_4]; 4 in every cell
pand m11, m10; combine filtering mask and strong mask
paddw m12, m2, m3; p1 + p0
paddw m12, m4; p1 + p0 + q0
mova m10, m12; copy
paddw m12, m12; 2*p1 + 2*p0 + 2*q0
paddw m12, m1; p2 + 2*p1 + 2*p0 + 2*q0
paddw m12, m5; p2 + 2*p1 + 2*p0 + 2*q0 + q1
paddw m12, m13; p2 + 2*p1 + 2*p0 + 2*q0 + q1 + 4
psraw m12, 3; ((p2 + 2*p1 + 2*p0 + 2*q0 + q1 + 4) >> 3)
psubw m12, m3; ((p2 + 2*p1 + 2*p0 + 2*q0 + q1 + 4) >> 3) - p0
pmaxsw m12, m14
pminsw m12, m9; av_clip( , -2 * tc, 2 * tc)
paddw m12, m3; p0'
paddw m15, m1, m10; p2 + p1 + p0 + q0
psrlw m13, 1; 2 in every cell
paddw m15, m13; p2 + p1 + p0 + q0 + 2
psraw m15, 2; (p2 + p1 + p0 + q0 + 2) >> 2
psubw m15, m2;((p2 + p1 + p0 + q0 + 2) >> 2) - p1
pmaxsw m15, m14
pminsw m15, m9; av_clip( , -2 * tc, 2 * tc)
paddw m15, m2; p1'
paddw m8, m1, m0; p3 + p2
paddw m8, m8; 2*p3 + 2*p2
paddw m8, m1; 2*p3 + 3*p2
paddw m8, m10; 2*p3 + 3*p2 + p1 + p0 + q0
paddw m13, m13
paddw m8, m13; 2*p3 + 3*p2 + p1 + p0 + q0 + 4
psraw m8, 3; (2*p3 + 3*p2 + p1 + p0 + q0 + 4) >> 3
psubw m8, m1; ((2*p3 + 3*p2 + p1 + p0 + q0 + 4) >> 3) - p2
pmaxsw m8, m14
pminsw m8, m9; av_clip( , -2 * tc, 2 * tc)
paddw m8, m1; p2'
MASKED_COPY m1, m8
paddw m8, m3, m4; p0 + q0
paddw m8, m5; p0 + q0 + q1
paddw m8, m8; 2*p0 + 2*q0 + 2*q1
paddw m8, m2; p1 + 2*p0 + 2*q0 + 2*q1
paddw m8, m6; p1 + 2*p0 + 2*q0 + 2*q1 + q2
paddw m8, m13; p1 + 2*p0 + 2*q0 + 2*q1 + q2 + 4
psraw m8, 3; (p1 + 2*p0 + 2*q0 + 2*q1 + q2 + 4) >>3
psubw m8, m4;
pmaxsw m8, m14
pminsw m8, m9; av_clip( , -2 * tc, 2 * tc)
paddw m8, m4; q0'
MASKED_COPY m2, m15
paddw m15, m3, m4; p0 + q0
paddw m15, m5; p0 + q0 + q1
mova m10, m15;
paddw m15, m6; p0 + q0 + q1 + q2
psrlw m13, 1; 2 in every cell
paddw m15, m13; p0 + q0 + q1 + q2 + 2
psraw m15, 2; (p0 + q0 + q1 + q2 + 2) >> 2
psubw m15, m5; ((p0 + q0 + q1 + q2 + 2) >> 2) - q1
pmaxsw m15, m14
pminsw m15, m9; av_clip( , -2 * tc, 2 * tc)
paddw m15, m5; q1'
paddw m13, m7; q3 + 2
paddw m13, m6; q3 + q2 + 2
paddw m13, m13; 2*q3 + 2*q2 + 4
paddw m13, m6; 2*q3 + 3*q2 + 4
paddw m13, m10; 2*q3 + 3*q2 + q1 + q0 + p0 + 4
psraw m13, 3; (2*q3 + 3*q2 + q1 + q0 + p0 + 4) >> 3
psubw m13, m6; ((2*q3 + 3*q2 + q1 + q0 + p0 + 4) >> 3) - q2
pmaxsw m13, m14
pminsw m13, m9; av_clip( , -2 * tc, 2 * tc)
paddw m13, m6; q2'
MASKED_COPY m6, m13
MASKED_COPY m5, m15
MASKED_COPY m4, m8
MASKED_COPY m3, m12
.weakfilter:
not r14; strong mask -> weak mask
and r14, r13; final weak filtering mask, bits 0 and 1
jz .store
; weak filtering mask
mov r11, r14
shr r11, 1
movd m12, r11d
and r14, 1
movd m11, r14d
shufps m11, m12, 0
pcmpeqd m11, [pd_1]; filtering mask
mov r13, betaq
shr r13, 1;
add betaq, r13
shr betaq, 3; ((beta + (beta >> 1)) >> 3))
mova m13, [pw_8]
psubw m12, m4, m3 ; q0 - p0
psllw m10, m12, 3; 8 * (q0 - p0)
paddw m12, m10 ; 9 * (q0 - p0)
psubw m10, m5, m2 ; q1 - p1
psllw m8, m10, 1; 2 * ( q1 - p1 )
paddw m10, m8; 3 * ( q1 - p1 )
psubw m12, m10; 9 * (q0 - p0) - 3 * ( q1 - p1 )
paddw m12, m13; + 8
psraw m12, 4; >> 4 , delta0
PABSW m13, m12; abs(delta0)
psllw m10, m9, 2; 8 * tc
paddw m10, m9; 10 * tc
pcmpgtw m10, m13
pand m11, m10
psraw m9, 1; tc * 2 -> tc
psraw m14, 1; -tc * 2 -> -tc
pmaxsw m12, m14
pminsw m12, m9; av_clip(delta0, -tc, tc)
psraw m9, 1; tc -> tc / 2
pmullw m14, m9, [pw_m1]; -tc / 2
pavgw m15, m1, m3; (p2 + p0 + 1) >> 1
psubw m15, m2; ((p2 + p0 + 1) >> 1) - p1
paddw m15, m12; ((p2 + p0 + 1) >> 1) - p1 + delta0
psraw m15, 1; (((p2 + p0 + 1) >> 1) - p1 + delta0) >> 1
pmaxsw m15, m14
pminsw m15, m9; av_clip(deltap1, -tc/2, tc/2)
paddw m15, m2; p1'
;beta calculations
movd m10, betad
SPLATW m10, m10, 0
movd m13, r7d; 1dp0 + 1dp3
movd m8, r8d; 0dp0 + 0dp3
punpcklwd m8, m8
punpcklwd m13, m13
shufps m13, m8, 0;
pcmpgtw m8, m10, m13
pand m8, m11
;end beta calculations
MASKED_COPY2 m2, m15, m8; write p1'
pavgw m8, m6, m4; (q2 + q0 + 1) >> 1
psubw m8, m5; ((q2 + q0 + 1) >> 1) - q1
psubw m8, m12; ((q2 + q0 + 1) >> 1) - q1 - delta0)
psraw m8, 1; ((q2 + q0 + 1) >> 1) - q1 - delta0) >> 1
pmaxsw m8, m14
pminsw m8, m9; av_clip(deltaq1, -tc/2, tc/2)
paddw m8, m5; q1'
movd m13, r9d;
movd m15, r10d;
punpcklwd m15, m15
punpcklwd m13, m13
shufps m13, m15, 0; dq0 + dq3
pcmpgtw m10, m13; compare to ((beta+(beta>>1))>>3)
pand m10, m11
MASKED_COPY2 m5, m8, m10; write q1'
paddw m15, m3, m12 ; p0 + delta0
MASKED_COPY m3, m15
psubw m8, m4, m12 ; q0 - delta0
MASKED_COPY m4, m8
%endmacro
INIT_XMM sse2
;-----------------------------------------------------------------------------
; void ff_hevc_v_loop_filter_chroma(uint8_t *_pix, ptrdiff_t _stride, int *_tc,
; uint8_t *_no_p, uint8_t *_no_q);
;-----------------------------------------------------------------------------
cglobal hevc_v_loop_filter_chroma_8, 3, 6, 8
sub r0, 2
lea r5, [3 * r1]
mov r4, r0
add r0, r5
TRANSPOSE4x8B_LOAD PASS8ROWS(r4, r0, r1, r5)
CHROMA_DEBLOCK_BODY 8
TRANSPOSE8x4B_STORE PASS8ROWS(r4, r0, r1, r5)
RET
cglobal hevc_v_loop_filter_chroma_10, 3, 6, 8
sub r0, 4
lea r5, [3 * r1]
mov r4, r0
add r0, r5
TRANSPOSE4x8W_LOAD PASS8ROWS(r4, r0, r1, r5)
CHROMA_DEBLOCK_BODY 10
TRANSPOSE8x4W_STORE PASS8ROWS(r4, r0, r1, r5)
RET
;-----------------------------------------------------------------------------
; void ff_hevc_h_loop_filter_chroma(uint8_t *_pix, ptrdiff_t _stride, int *_tc,
; uint8_t *_no_p, uint8_t *_no_q);
;-----------------------------------------------------------------------------
cglobal hevc_h_loop_filter_chroma_8, 3, 6, 8
mov r5, r0; pix
sub r5, r1
sub r5, r1
movh m0, [r5]; p1
movh m1, [r5 + r1]; p0
movh m2, [r0]; q0
movh m3, [r0 + r1]; q1
pxor m5, m5; zeros reg
punpcklbw m0, m5
punpcklbw m1, m5
punpcklbw m2, m5
punpcklbw m3, m5
CHROMA_DEBLOCK_BODY 8
packuswb m1, m2
movh [r5 + r1], m1
movhps [r0], m1
RET
cglobal hevc_h_loop_filter_chroma_10, 3, 6, 8
mov r5, r0; pix
sub r5, r1
sub r5, r1
movdqu m0, [r5]; p1
movdqu m1, [r5+r1]; p0
movdqu m2, [r0]; q0
movdqu m3, [r0 + r1]; q1
CHROMA_DEBLOCK_BODY 10
pxor m5, m5; zeros reg
CLIPW m1, m5, [pw_pixel_max]
CLIPW m2, m5, [pw_pixel_max]
movdqu [r5 + r1], m1
movdqu [r0], m2
RET
%if ARCH_X86_64
INIT_XMM ssse3
;-----------------------------------------------------------------------------
; void ff_hevc_v_loop_filter_luma(uint8_t *_pix, ptrdiff_t _stride, int beta,
; int *_tc, uint8_t *_no_p, uint8_t *_no_q);
;-----------------------------------------------------------------------------
cglobal hevc_v_loop_filter_luma_8, 4, 15, 16, pix, stride, beta, tc
sub r0, 4
lea r5, [3 * r1]
mov r6, r0
add r0, r5
TRANSPOSE8x8B_LOAD PASS8ROWS(r6, r0, r1, r5)
LUMA_DEBLOCK_BODY 8, v
.store:
TRANSPOSE8x8B_STORE PASS8ROWS(r6, r0, r1, r5)
.bypassluma:
RET
cglobal hevc_v_loop_filter_luma_10, 4, 15, 16, pix, stride, beta, tc
sub pixq, 8
lea r5, [3 * strideq]
mov r6, pixq
add pixq, r5
TRANSPOSE8x8W_LOAD PASS8ROWS(r6, pixq, strideq, r5)
LUMA_DEBLOCK_BODY 10, v
.store:
TRANSPOSE8x8W_STORE PASS8ROWS(r6, r0, r1, r5)
.bypassluma:
RET
;-----------------------------------------------------------------------------
; void ff_hevc_h_loop_filter_luma(uint8_t *_pix, ptrdiff_t _stride, int beta,
; int *_tc, uint8_t *_no_p, uint8_t *_no_q);
;-----------------------------------------------------------------------------
cglobal hevc_h_loop_filter_luma_8, 4, 15, 16, pix, stride, beta, tc, count, pix0, src3stride
lea src3strideq, [3 * strideq]
mov pix0q, pixq
sub pix0q, src3strideq
sub pix0q, strideq
movdqu m0, [pix0q]; p3
movdqu m1, [pix0q + strideq]; p2
movdqu m2, [pix0q + 2 * strideq]; p1
movdqu m3, [pix0q + src3strideq]; p0
movdqu m4, [pixq]; q0
movdqu m5, [pixq + strideq]; q1
movdqu m6, [pixq + 2 * strideq]; q2
movdqu m7, [pixq + src3strideq]; q3
pxor m8, m8
punpcklbw m0, m8
punpcklbw m1, m8
punpcklbw m2, m8
punpcklbw m3, m8
punpcklbw m4, m8
punpcklbw m5, m8
punpcklbw m6, m8
punpcklbw m7, m8
LUMA_DEBLOCK_BODY 8, h
.store:
packuswb m1, m2
packuswb m3, m4
packuswb m5, m6
movh [r5 + r1], m1
movhps [r5 + 2 * r1], m1
movh [r5 + r6], m3
movhps [r0 ], m3
movh [r0 + r1], m5
movhps [r0 + 2 * r1], m5
.bypassluma:
RET
cglobal hevc_h_loop_filter_luma_10, 4, 15, 16, pix, stride, beta, tc, count, pix0, src3stride
lea src3strideq, [3 * strideq]
mov pix0q, pixq
sub pix0q, src3strideq
sub pix0q, strideq
movdqu m0, [pix0q]; p3
movdqu m1, [pix0q + strideq]; p2
movdqu m2, [pix0q + 2 * strideq]; p1
movdqu m3, [pix0q + src3strideq]; p0
movdqu m4, [pixq]; q0
movdqu m5, [pixq + strideq]; q1
movdqu m6, [pixq + 2 * strideq]; q2
movdqu m7, [pixq + src3strideq]; q3
LUMA_DEBLOCK_BODY 10, h
.store:
pxor m8, m8; zeros reg
CLIPW m1, m8, [pw_pixel_max]
CLIPW m2, m8, [pw_pixel_max]
CLIPW m3, m8, [pw_pixel_max]
CLIPW m4, m8, [pw_pixel_max]
CLIPW m5, m8, [pw_pixel_max]
CLIPW m6, m8, [pw_pixel_max]
movdqu [pix0q + strideq], m1; p2
movdqu [pix0q + 2 * strideq], m2; p1
movdqu [pix0q + src3strideq], m3; p0
movdqu [pixq ], m4; q0
movdqu [pixq + strideq], m5; q1
movdqu [pixq + 2 * strideq], m6; q2
.bypassluma:
RET
%endif
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