ref: b4291523d926658c68c29f7f5d2b270e19ed39c2
dir: /src/x86/film_grain.asm/
; Copyright © 2019, VideoLAN and dav1d authors
; Copyright © 2019, Two Orioles, LLC
; All rights reserved.
;
; Redistribution and use in source and binary forms, with or without
; modification, are permitted provided that the following conditions are met:
;
; 1. Redistributions of source code must retain the above copyright notice, this
; list of conditions and the following disclaimer.
;
; 2. Redistributions in binary form must reproduce the above copyright notice,
; this list of conditions and the following disclaimer in the documentation
; and/or other materials provided with the distribution.
;
; THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
; ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
; WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
; DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
; ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
; (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
; ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
; (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
; SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
%include "ext/x86/x86inc.asm"
%if ARCH_X86_64
SECTION_RODATA 32
pb_8x_27_17_8x_17_27: times 8 db 27, 17
times 8 db 17, 27
pw_1024: times 16 dw 1024
pb_mask: db 0, 0x80, 0x80, 0, 0x80, 0, 0, 0x80, 0x80, 0, 0, 0x80, 0, 0x80, 0x80, 0
rnd_next_upperbit_mask: dw 0x100B, 0x2016, 0x402C, 0x8058
byte_blend: db 0, 0, 0, 0xff, 0, 0, 0, 0
pw_seed_xor: times 2 dw 0xb524
times 2 dw 0x49d8
pd_m65536: dd ~0xffff
pb_23_22: times 2 db 23, 22
pb_1: times 4 db 1
hmul_bits: dw 32768, 16384, 8192, 4096
round: dw 2048, 1024, 512
mul_bits: dw 256, 128, 64, 32, 16
round_vals: dw 32, 64, 128, 256, 512
max: dw 255, 240, 235
min: dw 0, 16
pb_27_17_17_27: db 27, 17, 17, 27
pw_1: dw 1
%macro JMP_TABLE 1-*
%xdefine %1_table %%table
%xdefine %%base %1_table
%xdefine %%prefix mangle(private_prefix %+ _%1)
%%table:
%rep %0 - 1
dd %%prefix %+ .ar%2 - %%base
%rotate 1
%endrep
%endmacro
ALIGN 4
JMP_TABLE generate_grain_y_avx2, 0, 1, 2, 3
JMP_TABLE generate_grain_uv_420_avx2, 0, 1, 2, 3
JMP_TABLE generate_grain_uv_422_avx2, 0, 1, 2, 3
JMP_TABLE generate_grain_uv_444_avx2, 0, 1, 2, 3
struc FGData
.seed: resd 1
.num_y_points: resd 1
.y_points: resb 14 * 2
.chroma_scaling_from_luma: resd 1
.num_uv_points: resd 2
.uv_points: resb 2 * 10 * 2
.scaling_shift: resd 1
.ar_coeff_lag: resd 1
.ar_coeffs_y: resb 24
.ar_coeffs_uv: resb 2 * 28 ; includes padding
.ar_coeff_shift: resq 1
.grain_scale_shift: resd 1
.uv_mult: resd 2
.uv_luma_mult: resd 2
.uv_offset: resd 2
.overlap_flag: resd 1
.clip_to_restricted_range: resd 1
endstruc
cextern gaussian_sequence
SECTION .text
INIT_XMM avx2
cglobal generate_grain_y, 2, 9, 16, buf, fg_data
lea r4, [pb_mask]
%define base r4-pb_mask
movq xm1, [base+rnd_next_upperbit_mask]
movq xm4, [base+mul_bits]
movq xm7, [base+hmul_bits]
mov r2d, [fg_dataq+FGData.grain_scale_shift]
vpbroadcastw xm8, [base+round+r2*2]
mova xm5, [base+pb_mask]
vpbroadcastw xm0, [fg_dataq+FGData.seed]
vpbroadcastd xm9, [base+pd_m65536]
mov r2, -73*82
sub bufq, r2
lea r3, [gaussian_sequence]
.loop:
pand xm2, xm0, xm1
psrlw xm3, xm2, 10
por xm2, xm3 ; bits 0xf, 0x1e, 0x3c and 0x78 are set
pmullw xm2, xm4 ; bits 0x0f00 are set
pshufb xm2, xm5, xm2 ; set 15th bit for next 4 seeds
psllq xm6, xm2, 30
por xm2, xm6
psllq xm6, xm2, 15
por xm2, xm6 ; aggregate each bit into next seed's high bit
pmulhuw xm3, xm0, xm7
por xm2, xm3 ; 4 next output seeds
pshuflw xm0, xm2, q3333
psrlw xm2, 5
pmovzxwd xm3, xm2
mova xm6, xm9
vpgatherdd xm2, [r3+xm3*2], xm6
pandn xm2, xm9, xm2
packusdw xm2, xm2
pmulhrsw xm2, xm8
packsswb xm2, xm2
movd [bufq+r2], xm2
add r2, 4
jl .loop
; auto-regression code
movsxd r2, [fg_dataq+FGData.ar_coeff_lag]
movsxd r2, [base+generate_grain_y_avx2_table+r2*4]
lea r2, [r2+base+generate_grain_y_avx2_table]
jmp r2
.ar1:
DEFINE_ARGS buf, fg_data, cf3, shift, val3, min, max, x, val0
mov shiftd, [fg_dataq+FGData.ar_coeff_shift]
movsx cf3d, byte [fg_dataq+FGData.ar_coeffs_y+3]
movd xm4, [fg_dataq+FGData.ar_coeffs_y]
DEFINE_ARGS buf, h, cf3, shift, val3, min, max, x, val0
pinsrb xm4, [pb_1], 3
pmovsxbw xm4, xm4
pshufd xm5, xm4, q1111
pshufd xm4, xm4, q0000
vpbroadcastw xm3, [base+round_vals+shiftq*2-12] ; rnd
sub bufq, 82*73-(82*3+79)
mov hd, 70
mov mind, -128
mov maxd, 127
.y_loop_ar1:
mov xq, -76
movsx val3d, byte [bufq+xq-1]
.x_loop_ar1:
pmovsxbw xm0, [bufq+xq-82-1] ; top/left
pmovsxbw xm2, [bufq+xq-82+0] ; top
pmovsxbw xm1, [bufq+xq-82+1] ; top/right
punpcklwd xm0, xm2
punpcklwd xm1, xm3
pmaddwd xm0, xm4
pmaddwd xm1, xm5
paddd xm0, xm1
.x_loop_ar1_inner:
movd val0d, xm0
psrldq xm0, 4
imul val3d, cf3d
add val3d, val0d
%if WIN64
sarx val3d, val3d, shiftd
%else
sar val3d, shiftb
%endif
movsx val0d, byte [bufq+xq]
add val3d, val0d
cmp val3d, maxd
cmovns val3d, maxd
cmp val3d, mind
cmovs val3d, mind
mov byte [bufq+xq], val3b
; keep val3d in-place as left for next x iteration
inc xq
jz .x_loop_ar1_end
test xq, 3
jnz .x_loop_ar1_inner
jmp .x_loop_ar1
.x_loop_ar1_end:
add bufq, 82
dec hd
jg .y_loop_ar1
.ar0:
RET
.ar2:
DEFINE_ARGS buf, fg_data, shift
mov shiftd, [fg_dataq+FGData.ar_coeff_shift]
vpbroadcastw xm14, [base+round_vals-12+shiftq*2]
movq xm15, [base+byte_blend+1]
pmovsxbw xm8, [fg_dataq+FGData.ar_coeffs_y+0] ; cf0-7
movd xm9, [fg_dataq+FGData.ar_coeffs_y+8] ; cf8-11
pmovsxbw xm9, xm9
DEFINE_ARGS buf, fg_data, h, x
pshufd xm12, xm9, q0000
pshufd xm13, xm9, q1111
pshufd xm11, xm8, q3333
pshufd xm10, xm8, q2222
pshufd xm9, xm8, q1111
pshufd xm8, xm8, q0000
pmovzxwd xm14, xm14
sub bufq, 82*73-(82*3+79)
mov hd, 70
.y_loop_ar2:
mov xq, -76
.x_loop_ar2:
pmovsxbw xm0, [bufq+xq-82*2-2] ; y=-2,x=[-2,+5]
pmovsxbw xm1, [bufq+xq-82*1-2] ; y=-1,x=[-2,+5]
psrldq xm2, xm0, 2 ; y=-2,x=[-1,+5]
psrldq xm3, xm1, 2 ; y=-1,x=[-1,+5]
psrldq xm4, xm1, 4 ; y=-1,x=[+0,+5]
punpcklwd xm2, xm0, xm2
punpcklwd xm3, xm4
pmaddwd xm2, xm8
pmaddwd xm3, xm11
paddd xm2, xm3
psrldq xm4, xm0, 4 ; y=-2,x=[+0,+5]
psrldq xm5, xm0, 6 ; y=-2,x=[+1,+5]
psrldq xm6, xm0, 8 ; y=-2,x=[+2,+5]
punpcklwd xm4, xm5
punpcklwd xm6, xm1
psrldq xm7, xm1, 6 ; y=-1,x=[+1,+5]
psrldq xm1, xm1, 8 ; y=-1,x=[+2,+5]
punpcklwd xm7, xm1
pmaddwd xm4, xm9
pmaddwd xm6, xm10
pmaddwd xm7, xm12
paddd xm4, xm6
paddd xm2, xm7
paddd xm2, xm4
paddd xm2, xm14
movq xm0, [bufq+xq-2] ; y=0,x=[-2,+5]
.x_loop_ar2_inner:
pmovsxbw xm1, xm0
pmaddwd xm3, xm1, xm13
paddd xm3, xm2
psrldq xm1, 4 ; y=0,x=0
psrldq xm2, 4 ; shift top to next pixel
psrad xm3, [fg_dataq+FGData.ar_coeff_shift]
; don't packssdw since we only care about one value
paddw xm3, xm1
packsswb xm3, xm3
pextrb [bufq+xq], xm3, 0
pslldq xm3, 2
pand xm3, xm15
pandn xm0, xm15, xm0
por xm0, xm3
psrldq xm0, 1
inc xq
jz .x_loop_ar2_end
test xq, 3
jnz .x_loop_ar2_inner
jmp .x_loop_ar2
.x_loop_ar2_end:
add bufq, 82
dec hd
jg .y_loop_ar2
RET
.ar3:
DEFINE_ARGS buf, fg_data, shift
%if WIN64
SUB rsp, 16*12
%assign stack_size_padded (stack_size_padded+16*12)
%assign stack_size (stack_size+16*12)
%else
ALLOC_STACK 16*12
%endif
mov shiftd, [fg_dataq+FGData.ar_coeff_shift]
vpbroadcastw xm14, [base+round_vals-12+shiftq*2]
movq xm15, [base+byte_blend]
pmovsxbw xm0, [fg_dataq+FGData.ar_coeffs_y+ 0] ; cf0-7
pmovsxbw xm1, [fg_dataq+FGData.ar_coeffs_y+ 8] ; cf8-15
pmovsxbw xm2, [fg_dataq+FGData.ar_coeffs_y+16] ; cf16-23
pshufd xm9, xm0, q1111
pshufd xm10, xm0, q2222
pshufd xm11, xm0, q3333
pshufd xm0, xm0, q0000
pshufd xm6, xm1, q1111
pshufd xm7, xm1, q2222
pshufd xm8, xm1, q3333
pshufd xm1, xm1, q0000
pshufd xm3, xm2, q1111
psrldq xm13, xm2, 10
pinsrw xm2, [pw_1], 5
pshufd xm4, xm2, q2222
pshufd xm2, xm2, q0000
pinsrw xm13, [base+round_vals+shiftq*2-10], 3
mova [rsp+ 0*16], xm0
mova [rsp+ 1*16], xm9
mova [rsp+ 2*16], xm10
mova [rsp+ 3*16], xm11
mova [rsp+ 4*16], xm1
mova [rsp+ 5*16], xm6
mova [rsp+ 6*16], xm7
mova [rsp+ 7*16], xm8
mova [rsp+ 8*16], xm2
mova [rsp+ 9*16], xm3
mova [rsp+10*16], xm4
DEFINE_ARGS buf, fg_data, h, x
sub bufq, 82*73-(82*3+79)
mov hd, 70
.y_loop_ar3:
mov xq, -76
.x_loop_ar3:
movu xm0, [bufq+xq-82*3-3] ; y=-3,x=[-3,+12]
movu xm1, [bufq+xq-82*2-3] ; y=-2,x=[-3,+12]
movu xm2, [bufq+xq-82*1-3] ; y=-1,x=[-3,+12]
pxor xm3, xm3
pcmpgtb xm6, xm3, xm2
pcmpgtb xm5, xm3, xm1
pcmpgtb xm4, xm3, xm0
punpckhbw xm3, xm0, xm4
punpcklbw xm0, xm4
punpckhbw xm4, xm1, xm5
punpcklbw xm1, xm5
punpckhbw xm5, xm2, xm6
punpcklbw xm2, xm6
psrldq xm6, xm0, 2
psrldq xm7, xm0, 4
psrldq xm8, xm0, 6
psrldq xm9, xm0, 8
palignr xm10, xm3, xm0, 10
palignr xm11, xm3, xm0, 12
punpcklwd xm0, xm6
punpcklwd xm7, xm8
punpcklwd xm9, xm10
punpcklwd xm11, xm1
pmaddwd xm0, [rsp+ 0*16]
pmaddwd xm7, [rsp+ 1*16]
pmaddwd xm9, [rsp+ 2*16]
pmaddwd xm11, [rsp+ 3*16]
paddd xm0, xm7
paddd xm9, xm11
paddd xm0, xm9
psrldq xm6, xm1, 2
psrldq xm7, xm1, 4
psrldq xm8, xm1, 6
psrldq xm9, xm1, 8
palignr xm10, xm4, xm1, 10
palignr xm11, xm4, xm1, 12
psrldq xm12, xm2, 2
punpcklwd xm6, xm7
punpcklwd xm8, xm9
punpcklwd xm10, xm11
punpcklwd xm12, xm2, xm12
pmaddwd xm6, [rsp+ 4*16]
pmaddwd xm8, [rsp+ 5*16]
pmaddwd xm10, [rsp+ 6*16]
pmaddwd xm12, [rsp+ 7*16]
paddd xm6, xm8
paddd xm10, xm12
paddd xm6, xm10
paddd xm0, xm6
psrldq xm6, xm2, 4
psrldq xm7, xm2, 6
psrldq xm8, xm2, 8
palignr xm9, xm5, xm2, 10
palignr xm5, xm5, xm2, 12
punpcklwd xm6, xm7
punpcklwd xm8, xm9
punpcklwd xm5, xm14
pmaddwd xm6, [rsp+ 8*16]
pmaddwd xm8, [rsp+ 9*16]
pmaddwd xm5, [rsp+10*16]
paddd xm0, xm6
paddd xm8, xm5
paddd xm0, xm8
movq xm1, [bufq+xq-3] ; y=0,x=[-3,+4]
.x_loop_ar3_inner:
pmovsxbw xm2, xm1
pmaddwd xm2, xm13
pshufd xm3, xm2, q1111
paddd xm2, xm3 ; left+cur
paddd xm2, xm0 ; add top
psrldq xm0, 4
psrad xm2, [fg_dataq+FGData.ar_coeff_shift]
; don't packssdw since we only care about one value
packsswb xm2, xm2
pextrb [bufq+xq], xm2, 0
pslldq xm2, 3
pand xm2, xm15
pandn xm1, xm15, xm1
por xm1, xm2
psrldq xm1, 1
inc xq
jz .x_loop_ar3_end
test xq, 3
jnz .x_loop_ar3_inner
jmp .x_loop_ar3
.x_loop_ar3_end:
add bufq, 82
dec hd
jg .y_loop_ar3
RET
%macro generate_grain_uv_fn 3 ; ss_name, ss_x, ss_y
INIT_XMM avx2
cglobal generate_grain_uv_%1, 4, 10, 16, buf, bufy, fg_data, uv
lea r4, [pb_mask]
%define base r4-pb_mask
movq xm1, [base+rnd_next_upperbit_mask]
movq xm4, [base+mul_bits]
movq xm7, [base+hmul_bits]
mov r5d, [fg_dataq+FGData.grain_scale_shift]
vpbroadcastw xm8, [base+round+r5*2]
mova xm5, [base+pb_mask]
vpbroadcastw xm0, [fg_dataq+FGData.seed]
vpbroadcastw xm9, [base+pw_seed_xor+uvq*4]
pxor xm0, xm9
vpbroadcastd xm9, [base+pd_m65536]
lea r6, [gaussian_sequence]
%if %2
mov r7d, 73-35*%3
add bufq, 44
.loop_y:
mov r5, -44
.loop_x:
%else
mov r5, -73*82
sub bufq, r5
.loop:
%endif
pand xm2, xm0, xm1
psrlw xm3, xm2, 10
por xm2, xm3 ; bits 0xf, 0x1e, 0x3c and 0x78 are set
pmullw xm2, xm4 ; bits 0x0f00 are set
pshufb xm2, xm5, xm2 ; set 15th bit for next 4 seeds
psllq xm6, xm2, 30
por xm2, xm6
psllq xm6, xm2, 15
por xm2, xm6 ; aggregate each bit into next seed's high bit
pmulhuw xm3, xm0, xm7
por xm2, xm3 ; 4 next output seeds
pshuflw xm0, xm2, q3333
psrlw xm2, 5
pmovzxwd xm3, xm2
mova xm6, xm9
vpgatherdd xm2, [r6+xm3*2], xm6
pandn xm2, xm9, xm2
packusdw xm2, xm2
pmulhrsw xm2, xm8
packsswb xm2, xm2
movd [bufq+r5], xm2
add r5, 4
%if %2
jl .loop_x
add bufq, 82
dec r7d
jg .loop_y
%else
jl .loop
%endif
; auto-regression code
movsxd r5, [fg_dataq+FGData.ar_coeff_lag]
movsxd r5, [base+generate_grain_uv_%1_avx2_table+r5*4]
lea r5, [r5+base+generate_grain_uv_%1_avx2_table]
jmp r5
.ar0:
INIT_YMM avx2
DEFINE_ARGS buf, bufy, fg_data, uv, unused, shift
imul uvd, 28
mov shiftd, [fg_dataq+FGData.ar_coeff_shift]
movd xm4, [fg_dataq+FGData.ar_coeffs_uv+uvq]
movd xm3, [base+hmul_bits+shiftq*2]
DEFINE_ARGS buf, bufy, h
pmovsxbw xm4, xm4
%if %2
vpbroadcastd m7, [pb_1]
vpbroadcastw m6, [hmul_bits+2+%3*2]
%endif
vpbroadcastw m4, xm4
vpbroadcastw m3, xm3
pxor m12, m12
%if %2
sub bufq, 82*(73-35*%3)+82-(82*3+41)
%else
sub bufq, 82*70-3
%endif
add bufyq, 3+82*3
mov hd, 70-35*%3
.y_loop_ar0:
%if %2
; first 32 pixels
movu xm8, [bufyq]
%if %3
movu xm9, [bufyq+82]
%endif
movu xm10, [bufyq+16]
%if %3
movu xm11, [bufyq+82+16]
%endif
vinserti128 m8, [bufyq+32], 1
%if %3
vinserti128 m9, [bufyq+82+32], 1
%endif
vinserti128 m10, [bufyq+48], 1
%if %3
vinserti128 m11, [bufyq+82+48], 1
%endif
pmaddubsw m8, m7, m8
%if %3
pmaddubsw m9, m7, m9
%endif
pmaddubsw m10, m7, m10
%if %3
pmaddubsw m11, m7, m11
paddw m8, m9
paddw m10, m11
%endif
pmulhrsw m8, m6
pmulhrsw m10, m6
%else
xor r3d, r3d
; first 32x2 pixels
.x_loop_ar0:
movu m8, [bufyq+r3]
pcmpgtb m9, m12, m8
punpckhbw m10, m8, m9
punpcklbw m8, m9
%endif
pmullw m8, m4
pmullw m10, m4
pmulhrsw m8, m3
pmulhrsw m10, m3
%if %2
movu m0, [bufq]
%else
movu m0, [bufq+r3]
%endif
pcmpgtb m1, m12, m0
punpckhbw m9, m0, m1
punpcklbw m0, m1
paddw m0, m8
paddw m9, m10
packsswb m0, m9
%if %2
movu [bufq], m0
%else
movu [bufq+r3], m0
add r3d, 32
cmp r3d, 64
jl .x_loop_ar0
%endif
; last 6/12 pixels
movu xm8, [bufyq+32*2]
%if %2
%if %3
movu xm9, [bufyq+32*2+82]
%endif
pmaddubsw xm8, xm7, xm8
%if %3
pmaddubsw xm9, xm7, xm9
paddw xm8, xm9
%endif
pmulhrsw xm8, xm6
pmullw xm8, xm4
pmulhrsw xm8, xm3
movq xm0, [bufq+32]
pcmpgtb xm9, xm12, xm0
punpcklbw xm9, xm0, xm9
paddw xm8, xm9
packsswb xm8, xm8
vpblendw xm0, xm8, xm0, 1000b
movq [bufq+32], xm0
%else
pcmpgtb xm9, xm12, xm8
punpckhbw xm10, xm8, xm9
punpcklbw xm8, xm9
pmullw xm10, xm4
pmullw xm8, xm4
pmulhrsw xm10, xm3
pmulhrsw xm8, xm3
movu xm0, [bufq+64]
pcmpgtb xm9, xm12, xm0
punpcklbw xm1, xm0, xm9
punpckhbw xm9, xm0, xm9
paddw xm1, xm8
paddw xm9, xm10
packsswb xm1, xm9
vpblendw xm0, xm1, xm0, 11000000b
movu [bufq+64], xm0
%endif
add bufq, 82
add bufyq, 82<<%3
dec hd
jg .y_loop_ar0
RET
.ar1:
INIT_XMM avx2
DEFINE_ARGS buf, bufy, fg_data, uv, val3, cf3, min, max, x, shift
imul uvd, 28
mov shiftd, [fg_dataq+FGData.ar_coeff_shift]
movsx cf3d, byte [fg_dataq+FGData.ar_coeffs_uv+uvq+3]
movd xm4, [fg_dataq+FGData.ar_coeffs_uv+uvq]
pinsrb xm4, [fg_dataq+FGData.ar_coeffs_uv+uvq+4], 3
DEFINE_ARGS buf, bufy, h, val0, val3, cf3, min, max, x, shift
pmovsxbw xm4, xm4
pshufd xm5, xm4, q1111
pshufd xm4, xm4, q0000
pmovsxwd xm3, [base+round_vals+shiftq*2-12] ; rnd
%if %2
vpbroadcastd xm7, [pb_1]
vpbroadcastw xm6, [hmul_bits+2+%3*2]
%endif
vpbroadcastd xm3, xm3
%if %2
sub bufq, 82*(73-35*%3)+44-(82*3+41)
%else
sub bufq, 82*70-(82-3)
%endif
add bufyq, 79+82*3
mov hd, 70-35*%3
mov mind, -128
mov maxd, 127
.y_loop_ar1:
mov xq, -(76>>%2)
movsx val3d, byte [bufq+xq-1]
.x_loop_ar1:
pmovsxbw xm0, [bufq+xq-82-1] ; top/left
%if %2
movq xm8, [bufyq+xq*2]
%if %3
movq xm9, [bufyq+xq*2+82]
%endif
%endif
psrldq xm2, xm0, 2 ; top
psrldq xm1, xm0, 4 ; top/right
%if %2
pmaddubsw xm8, xm7, xm8
%if %3
pmaddubsw xm9, xm7, xm9
paddw xm8, xm9
%endif
pmulhrsw xm8, xm6
%else
pmovsxbw xm8, [bufyq+xq]
%endif
punpcklwd xm0, xm2
punpcklwd xm1, xm8
pmaddwd xm0, xm4
pmaddwd xm1, xm5
paddd xm0, xm1
paddd xm0, xm3
.x_loop_ar1_inner:
movd val0d, xm0
psrldq xm0, 4
imul val3d, cf3d
add val3d, val0d
sarx val3d, val3d, shiftd
movsx val0d, byte [bufq+xq]
add val3d, val0d
cmp val3d, maxd
cmovns val3d, maxd
cmp val3d, mind
cmovs val3d, mind
mov byte [bufq+xq], val3b
; keep val3d in-place as left for next x iteration
inc xq
jz .x_loop_ar1_end
test xq, 3
jnz .x_loop_ar1_inner
jmp .x_loop_ar1
.x_loop_ar1_end:
add bufq, 82
add bufyq, 82<<%3
dec hd
jg .y_loop_ar1
RET
.ar2:
DEFINE_ARGS buf, bufy, fg_data, uv, unused, shift
mov shiftd, [fg_dataq+FGData.ar_coeff_shift]
imul uvd, 28
vpbroadcastw xm15, [base+round_vals-12+shiftq*2]
pmovsxbw xm8, [fg_dataq+FGData.ar_coeffs_uv+uvq+0] ; cf0-7
pmovsxbw xm9, [fg_dataq+FGData.ar_coeffs_uv+uvq+8] ; cf8-12
pinsrw xm9, [base+pw_1], 5
%if %2
vpbroadcastw xm7, [base+hmul_bits+2+%3*2]
vpbroadcastd xm6, [base+pb_1]
%endif
DEFINE_ARGS buf, bufy, fg_data, h, unused, x
pshufd xm12, xm9, q0000
pshufd xm13, xm9, q1111
pshufd xm14, xm9, q2222
pshufd xm11, xm8, q3333
pshufd xm10, xm8, q2222
pshufd xm9, xm8, q1111
pshufd xm8, xm8, q0000
%if %2
sub bufq, 82*(73-35*%3)+44-(82*3+41)
%else
sub bufq, 82*70-(82-3)
%endif
add bufyq, 79+82*3
mov hd, 70-35*%3
.y_loop_ar2:
mov xq, -(76>>%2)
.x_loop_ar2:
pmovsxbw xm0, [bufq+xq-82*2-2] ; y=-2,x=[-2,+5]
pmovsxbw xm1, [bufq+xq-82*1-2] ; y=-1,x=[-2,+5]
psrldq xm2, xm0, 2 ; y=-2,x=[-1,+5]
psrldq xm3, xm1, 2 ; y=-1,x=[-1,+5]
psrldq xm4, xm1, 4 ; y=-1,x=[+0,+5]
punpcklwd xm2, xm0, xm2
punpcklwd xm3, xm4
pmaddwd xm2, xm8
pmaddwd xm3, xm11
paddd xm2, xm3
psrldq xm4, xm0, 4 ; y=-2,x=[+0,+5]
psrldq xm5, xm0, 6 ; y=-2,x=[+1,+5]
psrldq xm0, 8 ; y=-2,x=[+2,+5]
punpcklwd xm4, xm5
punpcklwd xm0, xm1
psrldq xm3, xm1, 6 ; y=-1,x=[+1,+5]
psrldq xm1, xm1, 8 ; y=-1,x=[+2,+5]
punpcklwd xm3, xm1
pmaddwd xm4, xm9
pmaddwd xm0, xm10
pmaddwd xm3, xm12
paddd xm4, xm0
paddd xm2, xm3
paddd xm2, xm4
%if %2
movq xm0, [bufyq+xq*2]
%if %3
movq xm3, [bufyq+xq*2+82]
%endif
pmaddubsw xm0, xm6, xm0
%if %3
pmaddubsw xm3, xm6, xm3
paddw xm0, xm3
%endif
pmulhrsw xm0, xm7
%else
pmovsxbw xm0, [bufyq+xq]
%endif
punpcklwd xm0, xm15
pmaddwd xm0, xm14
paddd xm2, xm0
movq xm0, [bufq+xq-2] ; y=0,x=[-2,+5]
.x_loop_ar2_inner:
pmovsxbw xm0, xm0
pmaddwd xm3, xm0, xm13
paddd xm3, xm2
psrldq xm2, 4 ; shift top to next pixel
psrad xm3, [fg_dataq+FGData.ar_coeff_shift]
pslldq xm3, 2
psrldq xm0, 2
paddw xm3, xm0
vpblendw xm0, xm3, 00000010b
packsswb xm0, xm0
pextrb [bufq+xq], xm0, 1
inc xq
jz .x_loop_ar2_end
test xq, 3
jnz .x_loop_ar2_inner
jmp .x_loop_ar2
.x_loop_ar2_end:
add bufq, 82
add bufyq, 82<<%3
dec hd
jg .y_loop_ar2
RET
.ar3:
DEFINE_ARGS buf, bufy, fg_data, uv, unused, shift
SUB rsp, 16*12
%assign stack_size_padded (stack_size_padded+16*12)
%assign stack_size (stack_size+16*12)
mov shiftd, [fg_dataq+FGData.ar_coeff_shift]
imul uvd, 28
vpbroadcastw xm14, [base+round_vals-12+shiftq*2]
pmovsxbw xm0, [fg_dataq+FGData.ar_coeffs_uv+uvq+ 0] ; cf0-7
pmovsxbw xm1, [fg_dataq+FGData.ar_coeffs_uv+uvq+ 8] ; cf8-15
pmovsxbw xm2, [fg_dataq+FGData.ar_coeffs_uv+uvq+16] ; cf16-23
pmovsxbw xm5, [fg_dataq+FGData.ar_coeffs_uv+uvq+24] ; cf24 [luma]
pshufd xm9, xm0, q1111
pshufd xm10, xm0, q2222
pshufd xm11, xm0, q3333
pshufd xm0, xm0, q0000
pshufd xm6, xm1, q1111
pshufd xm7, xm1, q2222
pshufd xm8, xm1, q3333
pshufd xm1, xm1, q0000
pshufd xm3, xm2, q1111
pshufd xm4, xm2, q2222
vpbroadcastw xm5, xm5
vpblendw xm4, xm5, 10101010b ; interleave luma cf
psrldq xm5, xm2, 10
pshufd xm2, xm2, q0000
pinsrw xm5, [base+round_vals+shiftq*2-10], 3
pmovzxwd xm14, xm14
mova [rsp+ 0*16], xm0
mova [rsp+ 1*16], xm9
mova [rsp+ 2*16], xm10
mova [rsp+ 3*16], xm11
mova [rsp+ 4*16], xm1
mova [rsp+ 5*16], xm6
mova [rsp+ 6*16], xm7
mova [rsp+ 7*16], xm8
mova [rsp+ 8*16], xm2
mova [rsp+ 9*16], xm3
mova [rsp+10*16], xm4
mova [rsp+11*16], xm5
%if %2
vpbroadcastd xm13, [base+pb_1]
vpbroadcastw xm15, [base+hmul_bits+2+%3*2]
%endif
DEFINE_ARGS buf, bufy, fg_data, h, unused, x
%if %2
sub bufq, 82*(73-35*%3)+44-(82*3+41)
%else
sub bufq, 82*70-(82-3)
%endif
add bufyq, 79+82*3
mov hd, 70-35*%3
.y_loop_ar3:
mov xq, -(76>>%2)
.x_loop_ar3:
movu xm0, [bufq+xq-82*3-3] ; y=-3,x=[-3,+12]
movu xm1, [bufq+xq-82*2-3] ; y=-2,x=[-3,+12]
movu xm2, [bufq+xq-82*1-3] ; y=-1,x=[-3,+12]
pxor xm3, xm3
pcmpgtb xm6, xm3, xm2
pcmpgtb xm5, xm3, xm1
pcmpgtb xm4, xm3, xm0
punpckhbw xm3, xm0, xm4
punpcklbw xm0, xm4
punpckhbw xm4, xm1, xm5
punpcklbw xm1, xm5
punpckhbw xm5, xm2, xm6
punpcklbw xm2, xm6
psrldq xm6, xm0, 2
psrldq xm7, xm0, 4
psrldq xm8, xm0, 6
psrldq xm9, xm0, 8
palignr xm10, xm3, xm0, 10
palignr xm11, xm3, xm0, 12
punpcklwd xm0, xm6
punpcklwd xm7, xm8
punpcklwd xm9, xm10
punpcklwd xm11, xm1
pmaddwd xm0, [rsp+ 0*16]
pmaddwd xm7, [rsp+ 1*16]
pmaddwd xm9, [rsp+ 2*16]
pmaddwd xm11, [rsp+ 3*16]
paddd xm0, xm7
paddd xm9, xm11
paddd xm0, xm9
psrldq xm6, xm1, 2
psrldq xm7, xm1, 4
psrldq xm8, xm1, 6
psrldq xm9, xm1, 8
palignr xm10, xm4, xm1, 10
palignr xm11, xm4, xm1, 12
psrldq xm12, xm2, 2
punpcklwd xm6, xm7
punpcklwd xm8, xm9
punpcklwd xm10, xm11
punpcklwd xm12, xm2, xm12
pmaddwd xm6, [rsp+ 4*16]
pmaddwd xm8, [rsp+ 5*16]
pmaddwd xm10, [rsp+ 6*16]
pmaddwd xm12, [rsp+ 7*16]
paddd xm6, xm8
paddd xm10, xm12
paddd xm6, xm10
paddd xm0, xm6
psrldq xm6, xm2, 4
psrldq xm7, xm2, 6
psrldq xm8, xm2, 8
palignr xm9, xm5, xm2, 10
palignr xm5, xm5, xm2, 12
%if %2
movq xm1, [bufyq+xq*2]
%if %3
movq xm2, [bufyq+xq*2+82]
%endif
pmaddubsw xm1, xm13, xm1
%if %3
pmaddubsw xm2, xm13, xm2
paddw xm1, xm2
%endif
pmulhrsw xm1, xm15
%else
pmovsxbw xm1, [bufyq+xq]
%endif
punpcklwd xm6, xm7
punpcklwd xm8, xm9
punpcklwd xm5, xm1
pmaddwd xm6, [rsp+ 8*16]
pmaddwd xm8, [rsp+ 9*16]
pmaddwd xm5, [rsp+10*16]
paddd xm0, xm6
paddd xm8, xm5
paddd xm0, xm8
paddd xm0, xm14
movq xm1, [bufq+xq-3] ; y=0,x=[-3,+4]
.x_loop_ar3_inner:
pmovsxbw xm1, xm1
pmaddwd xm2, xm1, [rsp+16*11]
pshufd xm3, xm2, q1111
paddd xm2, xm3 ; left+cur
paddd xm2, xm0 ; add top
psrldq xm0, 4
psrad xm2, [fg_dataq+FGData.ar_coeff_shift]
; don't packssdw, we only care about one value
pslldq xm2, 6
vpblendw xm1, xm2, 1000b
packsswb xm1, xm1
pextrb [bufq+xq], xm1, 3
psrldq xm1, 1
inc xq
jz .x_loop_ar3_end
test xq, 3
jnz .x_loop_ar3_inner
jmp .x_loop_ar3
.x_loop_ar3_end:
add bufq, 82
add bufyq, 82<<%3
dec hd
jg .y_loop_ar3
RET
%endmacro
generate_grain_uv_fn 420, 1, 1
generate_grain_uv_fn 422, 1, 0
generate_grain_uv_fn 444, 0, 0
INIT_YMM avx2
cglobal fgy_32x32xn, 6, 13, 16, dst, src, stride, fg_data, w, scaling, grain_lut
pcmpeqw m10, m10
psrld m10, 24
mov r7d, [fg_dataq+FGData.scaling_shift]
lea r8, [pb_mask]
%define base r8-pb_mask
vpbroadcastw m11, [base+mul_bits+r7*2-14]
mov r7d, [fg_dataq+FGData.clip_to_restricted_range]
vpbroadcastw m12, [base+max+r7*4]
vpbroadcastw m13, [base+min+r7*2]
DEFINE_ARGS dst, src, stride, fg_data, w, scaling, grain_lut, unused, sby, see, overlap
mov overlapd, [fg_dataq+FGData.overlap_flag]
movifnidn sbyd, sbym
test sbyd, sbyd
setnz r7b
test r7b, overlapb
jnz .vertical_overlap
imul seed, sbyd, (173 << 24) | 37
add seed, (105 << 24) | 178
rol seed, 8
movzx seed, seew
xor seed, [fg_dataq+FGData.seed]
DEFINE_ARGS dst, src, stride, src_bak, w, scaling, grain_lut, \
unused1, unused2, see, overlap
lea src_bakq, [srcq+wq]
neg wq
sub dstq, srcq
.loop_x:
mov r6d, seed
or seed, 0xEFF4
shr r6d, 1
test seeb, seeh
lea seed, [r6+0x8000]
cmovp seed, r6d ; updated seed
DEFINE_ARGS dst, src, stride, src_bak, w, scaling, grain_lut, \
offx, offy, see, overlap
mov offxd, seed
rorx offyd, seed, 8
shr offxd, 12
and offyd, 0xf
imul offyd, 164
lea offyq, [offyq+offxq*2+747] ; offy*stride+offx
DEFINE_ARGS dst, src, stride, src_bak, w, scaling, grain_lut, \
h, offxy, see, overlap
mov hd, hm
mov grain_lutq, grain_lutmp
.loop_y:
; src
mova m0, [srcq]
pxor m2, m2
punpckhbw m1, m0, m2
punpcklbw m0, m2 ; m0-1: src as word
punpckhwd m5, m0, m2
punpcklwd m4, m0, m2
punpckhwd m7, m1, m2
punpcklwd m6, m1, m2 ; m4-7: src as dword
; scaling[src]
pcmpeqw m3, m3
pcmpeqw m9, m9
vpgatherdd m8, [scalingq+m4], m3
vpgatherdd m4, [scalingq+m5], m9
pcmpeqw m3, m3
pcmpeqw m9, m9
vpgatherdd m5, [scalingq+m6], m3
vpgatherdd m6, [scalingq+m7], m9
pand m8, m10
pand m4, m10
pand m5, m10
pand m6, m10
packusdw m8, m4
packusdw m5, m6
; grain = grain_lut[offy+y][offx+x]
movu m3, [grain_lutq+offxyq]
pcmpgtb m7, m2, m3
punpcklbw m2, m3, m7
punpckhbw m3, m7
; noise = round2(scaling[src] * grain, scaling_shift)
pmullw m2, m8
pmullw m3, m5
pmulhrsw m2, m11
pmulhrsw m3, m11
; dst = clip_pixel(src, noise)
paddw m0, m2
paddw m1, m3
pmaxsw m0, m13
pmaxsw m1, m13
pminsw m0, m12
pminsw m1, m12
packuswb m0, m1
mova [dstq+srcq], m0
add srcq, strideq
add grain_lutq, 82
dec hd
jg .loop_y
add wq, 32
jge .end
lea srcq, [src_bakq+wq]
test overlapd, overlapd
jz .loop_x
; r8m = sbym
movd xm15, [pb_27_17_17_27]
cmp dword r8m, 0
jne .loop_x_hv_overlap
; horizontal overlap (without vertical overlap)
movd xm14, [pw_1024]
.loop_x_h_overlap:
mov r6d, seed
or seed, 0xEFF4
shr r6d, 1
test seeb, seeh
lea seed, [r6+0x8000]
cmovp seed, r6d ; updated seed
DEFINE_ARGS dst, src, stride, src_bak, w, scaling, grain_lut, \
offx, offy, see, left_offxy
lea left_offxyd, [offyd+32] ; previous column's offy*stride+offx
mov offxd, seed
rorx offyd, seed, 8
shr offxd, 12
and offyd, 0xf
imul offyd, 164
lea offyq, [offyq+offxq*2+747] ; offy*stride+offx
DEFINE_ARGS dst, src, stride, src_bak, w, scaling, grain_lut, \
h, offxy, see, left_offxy
mov hd, hm
mov grain_lutq, grain_lutmp
.loop_y_h_overlap:
; src
mova m0, [srcq]
pxor m2, m2
punpckhbw m1, m0, m2
punpcklbw m0, m2 ; m0-1: src as word
punpckhwd m5, m0, m2
punpcklwd m4, m0, m2
punpckhwd m7, m1, m2
punpcklwd m6, m1, m2 ; m4-7: src as dword
; scaling[src]
pcmpeqw m3, m3
pcmpeqw m9, m9
vpgatherdd m8, [scalingq+m4], m3
vpgatherdd m4, [scalingq+m5], m9
pcmpeqw m3, m3
pcmpeqw m9, m9
vpgatherdd m5, [scalingq+m6], m3
vpgatherdd m6, [scalingq+m7], m9
pand m8, m10
pand m4, m10
pand m5, m10
pand m6, m10
packusdw m8, m4
packusdw m5, m6
; grain = grain_lut[offy+y][offx+x]
movu m3, [grain_lutq+offxyq]
movd xm4, [grain_lutq+left_offxyq]
punpcklbw xm4, xm3
pmaddubsw xm4, xm15, xm4
pmulhrsw xm4, xm14
packsswb xm4, xm4
vpblendw xm4, xm3, 11111110b
vpblendd m3, m4, 00001111b
pcmpgtb m7, m2, m3
punpcklbw m2, m3, m7
punpckhbw m3, m7
; noise = round2(scaling[src] * grain, scaling_shift)
pmullw m2, m8
pmullw m3, m5
pmulhrsw m2, m11
pmulhrsw m3, m11
; dst = clip_pixel(src, noise)
paddw m0, m2
paddw m1, m3
pmaxsw m0, m13
pmaxsw m1, m13
pminsw m0, m12
pminsw m1, m12
packuswb m0, m1
mova [dstq+srcq], m0
add srcq, strideq
add grain_lutq, 82
dec hd
jg .loop_y_h_overlap
add wq, 32
jge .end
lea srcq, [src_bakq+wq]
; r8m = sbym
cmp dword r8m, 0
jne .loop_x_hv_overlap
jmp .loop_x_h_overlap
.end:
RET
.vertical_overlap:
DEFINE_ARGS dst, src, stride, fg_data, w, scaling, grain_lut, unused, sby, see, overlap
movzx sbyd, sbyb
imul seed, [fg_dataq+FGData.seed], 0x00010001
imul r7d, sbyd, 173 * 0x00010001
imul sbyd, 37 * 0x01000100
add r7d, (105 << 16) | 188
add sbyd, (178 << 24) | (141 << 8)
and r7d, 0x00ff00ff
and sbyd, 0xff00ff00
xor seed, r7d
xor seed, sbyd ; (cur_seed << 16) | top_seed
DEFINE_ARGS dst, src, stride, src_bak, w, scaling, grain_lut, \
unused1, unused2, see, overlap
lea src_bakq, [srcq+wq]
neg wq
sub dstq, srcq
vpbroadcastd m14, [pw_1024]
.loop_x_v_overlap:
vpbroadcastw m15, [pb_27_17_17_27]
; we assume from the block above that bits 8-15 of r7d are zero'ed
mov r6d, seed
or seed, 0xeff4eff4
test seeb, seeh
setp r7b ; parity of top_seed
shr seed, 16
shl r7d, 16
test seeb, seeh
setp r7b ; parity of cur_seed
or r6d, 0x00010001
xor r7d, r6d
rorx seed, r7d, 1 ; updated (cur_seed << 16) | top_seed
DEFINE_ARGS dst, src, stride, src_bak, w, scaling, grain_lut, \
offx, offy, see, overlap, top_offxy
rorx offyd, seed, 8
rorx offxd, seed, 12
and offyd, 0xf000f
and offxd, 0xf000f
imul offyd, 164
; offxy=offy*stride+offx, (cur_offxy << 16) | top_offxy
lea offyq, [offyq+offxq*2+0x10001*747+32*82]
DEFINE_ARGS dst, src, stride, src_bak, w, scaling, grain_lut, \
h, offxy, see, overlap, top_offxy
movzx top_offxyd, offxyw
shr offxyd, 16
mov hd, hm
mov grain_lutq, grain_lutmp
.loop_y_v_overlap:
; src
mova m0, [srcq]
pxor m2, m2
punpckhbw m1, m0, m2
punpcklbw m0, m2 ; m0-1: src as word
punpckhwd m5, m0, m2
punpcklwd m4, m0, m2
punpckhwd m7, m1, m2
punpcklwd m6, m1, m2 ; m4-7: src as dword
; scaling[src]
pcmpeqw m3, m3
pcmpeqw m9, m9
vpgatherdd m8, [scalingq+m4], m3
vpgatherdd m4, [scalingq+m5], m9
pcmpeqw m3, m3
pcmpeqw m9, m9
vpgatherdd m5, [scalingq+m6], m3
vpgatherdd m6, [scalingq+m7], m9
pand m8, m10
pand m4, m10
pand m5, m10
pand m6, m10
packusdw m8, m4
packusdw m5, m6
; grain = grain_lut[offy+y][offx+x]
movu m3, [grain_lutq+offxyq]
movu m4, [grain_lutq+top_offxyq]
punpckhbw m6, m4, m3
punpcklbw m4, m3
pmaddubsw m6, m15, m6
pmaddubsw m4, m15, m4
pmulhrsw m6, m14
pmulhrsw m4, m14
packsswb m3, m4, m6
pcmpgtb m7, m2, m3
punpcklbw m2, m3, m7
punpckhbw m3, m7
; noise = round2(scaling[src] * grain, scaling_shift)
pmullw m2, m8
pmullw m3, m5
pmulhrsw m2, m11
pmulhrsw m3, m11
; dst = clip_pixel(src, noise)
paddw m0, m2
paddw m1, m3
pmaxsw m0, m13
pmaxsw m1, m13
pminsw m0, m12
pminsw m1, m12
packuswb m0, m1
mova [dstq+srcq], m0
vpbroadcastw m15, [pb_27_17_17_27+2] ; swap weights for second v-overlap line
add srcq, strideq
add grain_lutq, 82
dec hw
jz .end_y_v_overlap
; 2 lines get vertical overlap, then fall back to non-overlap code for
; remaining (up to) 30 lines
btc hd, 16
jnc .loop_y_v_overlap
jmp .loop_y
.end_y_v_overlap:
add wq, 32
jge .end_hv
lea srcq, [src_bakq+wq]
; since fg_dataq.overlap is guaranteed to be set, we never jump
; back to .loop_x_v_overlap, and instead always fall-through to
; h+v overlap
movd xm15, [pb_27_17_17_27]
.loop_x_hv_overlap:
vpbroadcastw m8, [pb_27_17_17_27]
; we assume from the block above that bits 8-15 of r7d are zero'ed
mov r6d, seed
or seed, 0xeff4eff4
test seeb, seeh
setp r7b ; parity of top_seed
shr seed, 16
shl r7d, 16
test seeb, seeh
setp r7b ; parity of cur_seed
or r6d, 0x00010001
xor r7d, r6d
rorx seed, r7d, 1 ; updated (cur_seed << 16) | top_seed
DEFINE_ARGS dst, src, stride, src_bak, w, scaling, grain_lut, \
offx, offy, see, left_offxy, top_offxy, topleft_offxy
lea topleft_offxyq, [top_offxyq+32]
lea left_offxyq, [offyq+32]
rorx offyd, seed, 8
rorx offxd, seed, 12
and offyd, 0xf000f
and offxd, 0xf000f
imul offyd, 164
; offxy=offy*stride+offx, (cur_offxy << 16) | top_offxy
lea offyq, [offyq+offxq*2+0x10001*747+32*82]
DEFINE_ARGS dst, src, stride, src_bak, w, scaling, grain_lut, \
h, offxy, see, left_offxy, top_offxy, topleft_offxy
movzx top_offxyd, offxyw
shr offxyd, 16
mov hd, hm
mov grain_lutq, grain_lutmp
.loop_y_hv_overlap:
; src
mova m0, [srcq]
pxor m2, m2
punpckhbw m1, m0, m2
punpcklbw m0, m2 ; m0-1: src as word
punpckhwd m5, m0, m2
punpcklwd m4, m0, m2
punpckhwd m7, m1, m2
punpcklwd m6, m1, m2 ; m4-7: src as dword
; scaling[src]
pcmpeqw m3, m3
; FIXME it would be nice to have another register here to do 2 vpgatherdd's in parallel
vpgatherdd m9, [scalingq+m4], m3
pcmpeqw m3, m3
vpgatherdd m4, [scalingq+m5], m3
pcmpeqw m3, m3
vpgatherdd m5, [scalingq+m6], m3
pcmpeqw m3, m3
vpgatherdd m6, [scalingq+m7], m3
pand m9, m10
pand m4, m10
pand m5, m10
pand m6, m10
packusdw m9, m4
packusdw m5, m6
; grain = grain_lut[offy+y][offx+x]
movu m3, [grain_lutq+offxyq]
movu m6, [grain_lutq+top_offxyq]
movd xm4, [grain_lutq+left_offxyq]
movd xm7, [grain_lutq+topleft_offxyq]
; do h interpolation first (so top | top/left -> top, left | cur -> cur)
punpcklbw xm4, xm3
punpcklbw xm7, xm6
pmaddubsw xm4, xm15, xm4
pmaddubsw xm7, xm15, xm7
pmulhrsw xm4, xm14
pmulhrsw xm7, xm14
packsswb xm4, xm4
packsswb xm7, xm7
vpblendw xm4, xm3, 11111110b
vpblendw xm7, xm6, 11111110b
vpblendd m3, m4, 00001111b
vpblendd m6, m7, 00001111b
; followed by v interpolation (top | cur -> cur)
punpckhbw m7, m6, m3
punpcklbw m6, m3
pmaddubsw m7, m8, m7
pmaddubsw m6, m8, m6
pmulhrsw m7, m14
pmulhrsw m6, m14
packsswb m3, m6, m7
pcmpgtb m7, m2, m3
punpcklbw m2, m3, m7
punpckhbw m3, m7
; noise = round2(scaling[src] * grain, scaling_shift)
pmullw m2, m9
pmullw m3, m5
pmulhrsw m2, m11
pmulhrsw m3, m11
; dst = clip_pixel(src, noise)
paddw m0, m2
paddw m1, m3
pmaxsw m0, m13
pmaxsw m1, m13
pminsw m0, m12
pminsw m1, m12
packuswb m0, m1
mova [dstq+srcq], m0
vpbroadcastw m8, [pb_27_17_17_27+2] ; swap weights for second v-overlap line
add srcq, strideq
add grain_lutq, 82
dec hw
jz .end_y_hv_overlap
; 2 lines get vertical overlap, then fall back to non-overlap code for
; remaining (up to) 30 lines
btc hd, 16
jnc .loop_y_hv_overlap
jmp .loop_y_h_overlap
.end_y_hv_overlap:
add wq, 32
lea srcq, [src_bakq+wq]
jl .loop_x_hv_overlap
.end_hv:
RET
%macro FGUV_FN 3 ; name, ss_hor, ss_ver
cglobal fguv_32x32xn_i%1, 6, 15, 16, dst, src, stride, fg_data, w, scaling, \
grain_lut, h, sby, luma, lstride, uv_pl, is_id
pcmpeqw m10, m10
psrld m10, 24
mov r7d, [fg_dataq+FGData.scaling_shift]
lea r8, [pb_mask]
%define base r8-pb_mask
vpbroadcastw m11, [base+mul_bits+r7*2-14]
mov r7d, [fg_dataq+FGData.clip_to_restricted_range]
mov r9d, dword is_idm
vpbroadcastw m13, [base+min+r7*2]
shlx r7d, r7d, r9d
vpbroadcastw m12, [base+max+r7*2]
cmp byte [fg_dataq+FGData.chroma_scaling_from_luma], 0
jne .csfl
%macro %%FGUV_32x32xN_LOOP 3 ; not-csfl, ss_hor, ss_ver
DEFINE_ARGS dst, src, stride, fg_data, w, scaling, grain_lut, unused, sby, see, overlap
%if %1
mov r7d, dword r11m
vpbroadcastb m0, [fg_dataq+FGData.uv_mult+r7*4]
vpbroadcastb m1, [fg_dataq+FGData.uv_luma_mult+r7*4]
punpcklbw m14, m1, m0
vpbroadcastw m15, [fg_dataq+FGData.uv_offset+r7*4]
%else
vpbroadcastd m14, [pw_1024]
%if %2
vpbroadcastd m15, [pb_23_22]
%else
vpbroadcastd xm15, [pb_27_17_17_27]
%endif
%endif
mov overlapd, [fg_dataq+FGData.overlap_flag]
movifnidn sbyd, sbym
test sbyd, sbyd
setnz r7b
test r7b, overlapb
jnz %%vertical_overlap
imul seed, sbyd, (173 << 24) | 37
add seed, (105 << 24) | 178
rol seed, 8
movzx seed, seew
xor seed, [fg_dataq+FGData.seed]
DEFINE_ARGS dst, src, stride, luma, w, scaling, grain_lut, \
unused2, unused3, see, overlap, unused4, unused5, lstride
mov lumaq, r9mp
lea r12, [srcq+wq]
lea r13, [dstq+wq]
lea r14, [lumaq+wq*(1+%2)]
mov r11mp, r12
mov r12mp, r13
mov lstrideq, r10mp
neg wq
%%loop_x:
mov r6d, seed
or seed, 0xEFF4
shr r6d, 1
test seeb, seeh
lea seed, [r6+0x8000]
cmovp seed, r6d ; updated seed
DEFINE_ARGS dst, src, stride, luma, w, scaling, grain_lut, \
offx, offy, see, overlap, unused1, unused2, lstride
mov offxd, seed
rorx offyd, seed, 8
shr offxd, 12
and offyd, 0xf
imul offyd, 164>>%3
lea offyq, [offyq+offxq*(2-%2)+(3+(6>>%3))*82+3+(6>>%2)] ; offy*stride+offx
DEFINE_ARGS dst, src, stride, luma, w, scaling, grain_lut, \
h, offxy, see, overlap, unused1, unused2, lstride
mov hd, hm
mov grain_lutq, grain_lutmp
%%loop_y:
; src
%if %2
mova xm4, [lumaq+lstrideq*0+ 0]
mova xm6, [lumaq+lstrideq*0+16]
mova xm0, [srcq]
vpbroadcastd m7, [pb_1]
vinserti128 m4, [lumaq+lstrideq*(1+%3) +0], 1
vinserti128 m6, [lumaq+lstrideq*(1+%3)+16], 1
vinserti128 m0, [srcq+strideq], 1
pxor m2, m2
pmaddubsw m4, m7
pmaddubsw m6, m7
pavgw m4, m2
pavgw m6, m2
%else
pxor m2, m2
mova m4, [lumaq]
mova m0, [srcq]
%endif
%if %1
%if %2
packuswb m4, m6 ; luma
%endif
punpckhbw m6, m4, m0
punpcklbw m4, m0 ; { luma, chroma }
pmaddubsw m6, m14
pmaddubsw m4, m14
psraw m6, 6
psraw m4, 6
paddw m6, m15
paddw m4, m15
packuswb m4, m6 ; pack+unpack = clip
punpckhbw m6, m4, m2
punpcklbw m4, m2
%elif %2 == 0
punpckhbw m6, m4, m2
punpcklbw m4, m2
%endif
punpckhwd m5, m4, m2
punpcklwd m4, m2
punpckhwd m7, m6, m2
punpcklwd m6, m2 ; m4-7: luma_src as dword
; scaling[luma_src]
pcmpeqw m3, m3
pcmpeqw m9, m9
vpgatherdd m8, [scalingq+m4], m3
vpgatherdd m4, [scalingq+m5], m9
pcmpeqw m3, m3
pcmpeqw m9, m9
vpgatherdd m5, [scalingq+m6], m3
vpgatherdd m6, [scalingq+m7], m9
pand m8, m10
pand m4, m10
pand m5, m10
pand m6, m10
packusdw m8, m4
packusdw m5, m6
; unpack chroma_source
punpckhbw m1, m0, m2
punpcklbw m0, m2 ; m0-1: src as word
; grain = grain_lut[offy+y][offx+x]
%if %2
movu xm3, [grain_lutq+offxyq+ 0]
vinserti128 m3, [grain_lutq+offxyq+82], 1
%else
movu m3, [grain_lutq+offxyq]
%endif
pcmpgtb m7, m2, m3
punpcklbw m2, m3, m7
punpckhbw m3, m7
; noise = round2(scaling[luma_src] * grain, scaling_shift)
pmullw m2, m8
pmullw m3, m5
pmulhrsw m2, m11
pmulhrsw m3, m11
; dst = clip_pixel(src, noise)
paddw m0, m2
paddw m1, m3
pmaxsw m0, m13
pmaxsw m1, m13
pminsw m0, m12
pminsw m1, m12
packuswb m0, m1
%if %2
mova [dstq], xm0
vextracti128 [dstq+strideq], m0, 1
%else
mova [dstq], m0
%endif
%if %2
lea srcq, [srcq+strideq*2]
lea dstq, [dstq+strideq*2]
lea lumaq, [lumaq+lstrideq*(2<<%3)]
%else
add srcq, strideq
add dstq, strideq
add lumaq, lstrideq
%endif
add grain_lutq, 82<<%2
sub hb, 1+%2
jg %%loop_y
add wq, 32>>%2
jge %%end
mov srcq, r11mp
mov dstq, r12mp
lea lumaq, [r14+wq*(1+%2)]
add srcq, wq
add dstq, wq
test overlapd, overlapd
jz %%loop_x
; r8m = sbym
cmp dword r8m, 0
jne %%loop_x_hv_overlap
; horizontal overlap (without vertical overlap)
%%loop_x_h_overlap:
mov r6d, seed
or seed, 0xEFF4
shr r6d, 1
test seeb, seeh
lea seed, [r6+0x8000]
cmovp seed, r6d ; updated seed
DEFINE_ARGS dst, src, stride, luma, w, scaling, grain_lut, \
offx, offy, see, left_offxy, unused1, unused2, lstride
lea left_offxyd, [offyd+(32>>%2)] ; previous column's offy*stride+offx
mov offxd, seed
rorx offyd, seed, 8
shr offxd, 12
and offyd, 0xf
imul offyd, 164>>%3
lea offyq, [offyq+offxq*(2-%2)+(3+(6>>%3))*82+3+(6>>%2)] ; offy*stride+offx
DEFINE_ARGS dst, src, stride, luma, w, scaling, grain_lut, \
h, offxy, see, left_offxy, unused1, unused2, lstride
mov hd, hm
mov grain_lutq, grain_lutmp
%%loop_y_h_overlap:
; src
%if %2
mova xm4, [lumaq+lstrideq*0+ 0]
mova xm6, [lumaq+lstrideq*0+16]
mova xm0, [srcq]
vpbroadcastd m7, [pb_1]
vinserti128 m4, [lumaq+lstrideq*(1+%3) +0], 1
vinserti128 m6, [lumaq+lstrideq*(1+%3)+16], 1
vinserti128 m0, [srcq+strideq], 1
pxor m2, m2
pmaddubsw m4, m7
pmaddubsw m6, m7
pavgw m4, m2
pavgw m6, m2
%else
mova m4, [lumaq]
mova m0, [srcq]
pxor m2, m2
%endif
%if %1
%if %2
packuswb m4, m6 ; luma
%endif
punpckhbw m6, m4, m0
punpcklbw m4, m0 ; { luma, chroma }
pmaddubsw m6, m14
pmaddubsw m4, m14
psraw m6, 6
psraw m4, 6
paddw m6, m15
paddw m4, m15
packuswb m4, m6 ; pack+unpack = clip
punpckhbw m6, m4, m2
punpcklbw m4, m2
%elif %2 == 0
punpckhbw m6, m4, m2
punpcklbw m4, m2
%endif
punpckhwd m5, m4, m2
punpcklwd m4, m2
punpckhwd m7, m6, m2
punpcklwd m6, m2 ; m4-7: luma_src as dword
; scaling[luma_src]
pcmpeqw m3, m3
pcmpeqw m9, m9
vpgatherdd m8, [scalingq+m4], m3
vpgatherdd m4, [scalingq+m5], m9
pcmpeqw m3, m3
pcmpeqw m9, m9
vpgatherdd m5, [scalingq+m6], m3
vpgatherdd m6, [scalingq+m7], m9
pand m8, m10
pand m4, m10
pand m5, m10
pand m6, m10
packusdw m8, m4
packusdw m5, m6
; unpack chroma_source
punpckhbw m1, m0, m2
punpcklbw m0, m2 ; m0-1: src as word
; grain = grain_lut[offy+y][offx+x]
%if %2
%if %1
vpbroadcastd m6, [pb_23_22] ; FIXME
%endif
movu xm3, [grain_lutq+offxyq+ 0]
movd xm4, [grain_lutq+left_offxyq+ 0]
vinserti128 m3, [grain_lutq+offxyq+82], 1
vinserti128 m4, [grain_lutq+left_offxyq+82], 1
punpcklbw m4, m3
%if %1
pmaddubsw m4, m6, m4
pmulhrsw m4, [pw_1024]
%else
pmaddubsw m4, m15, m4
pmulhrsw m4, m14
%endif
packsswb m4, m4
pcmpeqw m6, m6 ; FIXME
psrldq m6, 15 ; FIXME
vpblendvb m3, m3, m4, m6
%else
%if %1
vpbroadcastd xm6, [pb_27_17_17_27]
%endif
movu m3, [grain_lutq+offxyq]
movd xm4, [grain_lutq+left_offxyq]
punpcklbw xm4, xm3
%if %1
pmaddubsw xm4, xm6, xm4
pmulhrsw xm4, [pw_1024]
%else
pmaddubsw xm4, xm15, xm4
pmulhrsw xm4, xm14
%endif
packsswb xm4, xm4
pcmpeqw xm6, xm6
psrldq xm6, 14
vpblendvb m3, m3, m4, m6
%endif
pcmpgtb m7, m2, m3
punpcklbw m2, m3, m7
punpckhbw m3, m7
; noise = round2(scaling[luma_src] * grain, scaling_shift)
pmullw m2, m8
pmullw m3, m5
pmulhrsw m2, m11
pmulhrsw m3, m11
; dst = clip_pixel(src, noise)
paddw m0, m2
paddw m1, m3
pmaxsw m0, m13
pmaxsw m1, m13
pminsw m0, m12
pminsw m1, m12
packuswb m0, m1
%if %2
mova [dstq], xm0
vextracti128 [dstq+strideq], m0, 1
%else
mova [dstq], m0
%endif
%if %2
lea srcq, [srcq+strideq*2]
lea dstq, [dstq+strideq*2]
lea lumaq, [lumaq+lstrideq*(2<<%3)]
%else
add srcq, strideq
add dstq, strideq
add lumaq, lstrideq
%endif
add grain_lutq, 82*(1+%2)
sub hb, 1+%2
jg %%loop_y_h_overlap
add wq, 32>>%2
jge %%end
mov srcq, r11mp
mov dstq, r12mp
lea lumaq, [r14+wq*(1+%2)]
add srcq, wq
add dstq, wq
; r8m = sbym
cmp dword r8m, 0
jne %%loop_x_hv_overlap
jmp %%loop_x_h_overlap
%%end:
RET
%%vertical_overlap:
DEFINE_ARGS dst, src, stride, fg_data, w, scaling, grain_lut, unused, \
sby, see, overlap, unused1, unused2, lstride
movzx sbyd, sbyb
imul seed, [fg_dataq+FGData.seed], 0x00010001
imul r7d, sbyd, 173 * 0x00010001
imul sbyd, 37 * 0x01000100
add r7d, (105 << 16) | 188
add sbyd, (178 << 24) | (141 << 8)
and r7d, 0x00ff00ff
and sbyd, 0xff00ff00
xor seed, r7d
xor seed, sbyd ; (cur_seed << 16) | top_seed
DEFINE_ARGS dst, src, stride, luma, w, scaling, grain_lut, \
unused1, unused2, see, overlap, unused3, unused4, lstride
mov lumaq, r9mp
lea r12, [srcq+wq]
lea r13, [dstq+wq]
lea r14, [lumaq+wq*(1+%2)]
mov r11mp, r12
mov r12mp, r13
mov lstrideq, r10mp
neg wq
%%loop_x_v_overlap:
; we assume from the block above that bits 8-15 of r7d are zero'ed
mov r6d, seed
or seed, 0xeff4eff4
test seeb, seeh
setp r7b ; parity of top_seed
shr seed, 16
shl r7d, 16
test seeb, seeh
setp r7b ; parity of cur_seed
or r6d, 0x00010001
xor r7d, r6d
rorx seed, r7d, 1 ; updated (cur_seed << 16) | top_seed
DEFINE_ARGS dst, src, stride, luma, w, scaling, grain_lut, \
offx, offy, see, overlap, top_offxy, unused, lstride
rorx offyd, seed, 8
rorx offxd, seed, 12
and offyd, 0xf000f
and offxd, 0xf000f
imul offyd, 164>>%3
; offxy=offy*stride+offx, (cur_offxy << 16) | top_offxy
lea offyq, [offyq+offxq*(2-%2)+0x10001*((3+(6>>%3))*82+3+(6>>%2))+(32>>%3)*82]
DEFINE_ARGS dst, src, stride, luma, w, scaling, grain_lut, \
h, offxy, see, overlap, top_offxy, unused, lstride
movzx top_offxyd, offxyw
shr offxyd, 16
mov hd, hm
mov grain_lutq, grain_lutmp
%if %2 == 0
vbroadcasti128 m1, [pb_8x_27_17_8x_17_27]
%endif
%%loop_y_v_overlap:
; src
%if %2
mova xm4, [lumaq+lstrideq*0+ 0]
mova xm6, [lumaq+lstrideq*0+16]
mova xm0, [srcq]
vpbroadcastd m7, [pb_1]
vinserti128 m4, [lumaq+lstrideq*(1+%3) +0], 1
vinserti128 m6, [lumaq+lstrideq*(1+%3)+16], 1
vinserti128 m0, [srcq+strideq], 1
pxor m2, m2
pmaddubsw m4, m7
pmaddubsw m6, m7
pavgw m4, m2
pavgw m6, m2
%else
mova m4, [lumaq]
mova m0, [srcq]
pxor m2, m2
%endif
%if %1
%if %2
packuswb m4, m6 ; luma
%endif
punpckhbw m6, m4, m0
punpcklbw m4, m0 ; { luma, chroma }
pmaddubsw m6, m14
pmaddubsw m4, m14
psraw m6, 6
psraw m4, 6
paddw m6, m15
paddw m4, m15
packuswb m4, m6 ; pack+unpack = clip
punpckhbw m6, m4, m2
punpcklbw m4, m2
%elif %2 == 0
punpckhbw m6, m4, m2
punpcklbw m4, m2
%endif
punpckhwd m5, m4, m2
punpcklwd m4, m2
punpckhwd m7, m6, m2
punpcklwd m6, m2 ; m4-7: luma_src as dword
; scaling[luma_src]
pcmpeqw m3, m3
pcmpeqw m9, m9
vpgatherdd m8, [scalingq+m4], m3
vpgatherdd m4, [scalingq+m5], m9
pcmpeqw m3, m3
pcmpeqw m9, m9
vpgatherdd m5, [scalingq+m6], m3
vpgatherdd m6, [scalingq+m7], m9
pand m8, m10
pand m4, m10
pand m5, m10
pand m6, m10
packusdw m8, m4
packusdw m5, m6
%if %2
; unpack chroma_source
punpckhbw m1, m0, m2
punpcklbw m0, m2 ; m0-1: src as word
%endif
; grain = grain_lut[offy+y][offx+x]
%if %3 == 0
%if %2
mova m6, [pb_8x_27_17_8x_17_27]
movu xm3, [grain_lutq+offxyq]
movu xm4, [grain_lutq+top_offxyq]
vinserti128 m3, [grain_lutq+offxyq+82], 1
vinserti128 m4, [grain_lutq+top_offxyq+82], 1
%else
movu m3, [grain_lutq+offxyq]
movu m4, [grain_lutq+top_offxyq]
%endif
punpckhbw m9, m4, m3
punpcklbw m4, m3
%if %2
pmaddubsw m9, m6, m9
pmaddubsw m4, m6, m4
%else
pmaddubsw m9, m1, m9
pmaddubsw m4, m1, m4
%endif
%if %1
pmulhrsw m9, [pw_1024]
pmulhrsw m4, [pw_1024]
%else
pmulhrsw m9, m14
pmulhrsw m4, m14
%endif
packsswb m3, m4, m9
%else
%if %1
vpbroadcastd m6, [pb_23_22]
%endif
movq xm3, [grain_lutq+offxyq]
movq xm4, [grain_lutq+top_offxyq]
vinserti128 m3, [grain_lutq+offxyq+8], 1
vinserti128 m4, [grain_lutq+top_offxyq+8], 1
punpcklbw m4, m3
%if %1
pmaddubsw m4, m6, m4
pmulhrsw m4, [pw_1024]
%else
pmaddubsw m4, m15, m4
pmulhrsw m4, m14
%endif
packsswb m4, m4
vpermq m4, m4, q3120
; only interpolate first line, insert second line unmodified
vinserti128 m3, m4, [grain_lutq+offxyq+82], 1
%endif
pcmpgtb m7, m2, m3
punpcklbw m2, m3, m7
punpckhbw m3, m7
; noise = round2(scaling[luma_src] * grain, scaling_shift)
pmullw m2, m8
pmullw m3, m5
pmulhrsw m2, m11
pmulhrsw m3, m11
; dst = clip_pixel(src, noise)
%if %2
paddw m0, m2
paddw m1, m3
pmaxsw m0, m13
pmaxsw m1, m13
pminsw m0, m12
pminsw m1, m12
packuswb m0, m1
mova [dstq], xm0
vextracti128 [dstq+strideq], m0, 1
%else
pxor m6, m6
punpckhbw m9, m0, m6
punpcklbw m0, m6 ; m0-1: src as word
paddw m0, m2
paddw m9, m3
pmaxsw m0, m13
pmaxsw m9, m13
pminsw m0, m12
pminsw m9, m12
packuswb m0, m9
mova [dstq], m0
%endif
sub hb, 1+%2
jl %%end_y_v_overlap
%if %2
lea srcq, [srcq+strideq*2]
lea dstq, [dstq+strideq*2]
lea lumaq, [lumaq+lstrideq*(2<<%3)]
%else
add srcq, strideq
add dstq, strideq
add lumaq, lstrideq
%endif
add grain_lutq, 82<<%2
%if %2 == 0
vbroadcasti128 m1, [pb_8x_27_17_8x_17_27+16]
btc hd, 16
jnc %%loop_y_v_overlap
%endif
jmp %%loop_y
%%end_y_v_overlap:
add wq, 32>>%2
jge %%end_hv
mov srcq, r11mp
mov dstq, r12mp
lea lumaq, [r14+wq*(1+%2)]
add srcq, wq
add dstq, wq
; since fg_dataq.overlap is guaranteed to be set, we never jump
; back to .loop_x_v_overlap, and instead always fall-through to
; h+v overlap
%%loop_x_hv_overlap:
; we assume from the block above that bits 8-15 of r7d are zero'ed
mov r6d, seed
or seed, 0xeff4eff4
test seeb, seeh
setp r7b ; parity of top_seed
shr seed, 16
shl r7d, 16
test seeb, seeh
setp r7b ; parity of cur_seed
or r6d, 0x00010001
xor r7d, r6d
rorx seed, r7d, 1 ; updated (cur_seed << 16) | top_seed
DEFINE_ARGS dst, src, stride, luma, w, scaling, grain_lut, \
offx, offy, see, left_offxy, top_offxy, topleft_offxy, lstride
lea topleft_offxyq, [top_offxyq+(32>>%2)]
lea left_offxyq, [offyq+(32>>%2)]
rorx offyd, seed, 8
rorx offxd, seed, 12
and offyd, 0xf000f
and offxd, 0xf000f
imul offyd, 164>>%3
; offxy=offy*stride+offx, (cur_offxy << 16) | top_offxy
lea offyq, [offyq+offxq*(2-%2)+0x10001*((3+(6>>%3))*82+3+(6>>%2))+(32>>%3)*82]
DEFINE_ARGS dst, src, stride, luma, w, scaling, grain_lut, \
h, offxy, see, left_offxy, top_offxy, topleft_offxy, lstride
movzx top_offxyd, offxyw
shr offxyd, 16
mov hd, hm
mov grain_lutq, grain_lutmp
%if %2 == 0
vbroadcasti128 m1, [pb_8x_27_17_8x_17_27]
%endif
%%loop_y_hv_overlap:
; src
%if %2
mova xm4, [lumaq+lstrideq*0+ 0]
mova xm6, [lumaq+lstrideq*0+16]
mova xm0, [srcq]
vpbroadcastd m7, [pb_1]
vinserti128 m4, [lumaq+lstrideq*(1+%3) +0], 1
vinserti128 m6, [lumaq+lstrideq*(1+%3)+16], 1
vinserti128 m0, [srcq+strideq], 1
pxor m2, m2
pmaddubsw m4, m7
pmaddubsw m6, m7
pavgw m4, m2
pavgw m6, m2
%else
mova m4, [lumaq]
mova m0, [srcq]
pxor m2, m2
%endif
%if %1
%if %2
packuswb m4, m6 ; luma
%endif
punpckhbw m6, m4, m0
punpcklbw m4, m0 ; { luma, chroma }
pmaddubsw m6, m14
pmaddubsw m4, m14
psraw m6, 6
psraw m4, 6
paddw m6, m15
paddw m4, m15
packuswb m4, m6 ; pack+unpack = clip
punpckhbw m6, m4, m2
punpcklbw m4, m2
%elif %2 == 0
punpckhbw m6, m4, m2
punpcklbw m4, m2
%endif
punpckhwd m5, m4, m2
punpcklwd m4, m2
punpckhwd m7, m6, m2
punpcklwd m6, m2 ; m4-7: src as dword
; scaling[src]
pcmpeqw m9, m9
pcmpeqw m3, m3
vpgatherdd m8, [scalingq+m4], m9
vpgatherdd m4, [scalingq+m5], m3
pcmpeqw m9, m9
pcmpeqw m3, m3
vpgatherdd m5, [scalingq+m6], m9
vpgatherdd m6, [scalingq+m7], m3
pand m8, m10
pand m4, m10
pand m5, m10
pand m6, m10
packusdw m8, m4
packusdw m5, m6
%if %2
; unpack chroma source
punpckhbw m1, m0, m2
punpcklbw m0, m2 ; m0-1: src as word
%endif
; grain = grain_lut[offy+y][offx+x]
%if %1
%if %2
vpbroadcastd m9, [pb_23_22]
%else
vpbroadcastd xm9, [pb_27_17_17_27]
%endif
%endif
%if %2
movu xm3, [grain_lutq+offxyq]
%if %3
movq xm6, [grain_lutq+top_offxyq]
%else
movu xm6, [grain_lutq+top_offxyq]
%endif
vinserti128 m3, [grain_lutq+offxyq+82], 1
%if %3
vinserti128 m6, [grain_lutq+top_offxyq+8], 1
%else
vinserti128 m6, [grain_lutq+top_offxyq+82], 1
%endif
%else
movu m3, [grain_lutq+offxyq]
movu m6, [grain_lutq+top_offxyq]
%endif
movd xm4, [grain_lutq+left_offxyq]
movd xm7, [grain_lutq+topleft_offxyq]
%if %2
vinserti128 m4, [grain_lutq+left_offxyq+82], 1
%if %3 == 0
vinserti128 m7, [grain_lutq+topleft_offxyq+82], 1
%endif
%endif
; do h interpolation first (so top | top/left -> top, left | cur -> cur)
%if %2
punpcklbw m4, m3
%if %3
punpcklbw xm7, xm6
%else
punpcklbw m7, m6
%endif
punpcklwd m4, m7
%if %1
pmaddubsw m4, m9, m4
pmulhrsw m4, [pw_1024]
%else
pmaddubsw m4, m15, m4
pmulhrsw m4, m14
%endif
packsswb m4, m4
pcmpeqw m9, m9 ; this is kind of ugly
psrldq m9, 15
vpblendvb m3, m3, m4, m9
psrldq m4, 1
%if %3
shufpd m9, m9, m9, 1110b ; clear upper lane
%endif
vpblendvb m6, m6, m4, m9
%else
punpcklbw xm4, xm3
punpcklbw xm7, xm6
punpckldq xm4, xm7
%if %1
pmaddubsw xm4, xm9, xm4
pmulhrsw xm4, [pw_1024]
%else
pmaddubsw xm4, xm15, xm4
pmulhrsw xm4, xm14
%endif
packsswb xm4, xm4
pcmpeqw xm9, xm9 ; this is kind of ugly
psrldq xm9, 14
vpblendvb m3, m3, m4, m9
psrldq xm4, 2
vpblendvb m6, m6, m4, m9
%endif
; followed by v interpolation (top | cur -> cur)
%if %3
vpermq m9, m3, q3120
punpcklbw m6, m9
%if %1
vpbroadcastd m9, [pb_23_22]
pmaddubsw m6, m9, m6
pmulhrsw m6, [pw_1024]
%else
pmaddubsw m6, m15, m6
pmulhrsw m6, m14
%endif
packsswb m6, m6
vpermq m6, m6, q3120
vpblendd m3, m3, m6, 00001111b
%else
punpckhbw m9, m6, m3
punpcklbw m6, m3
%if %2
mova m3, [pb_8x_27_17_8x_17_27]
pmaddubsw m9, m3, m9
pmaddubsw m6, m3, m6
%else
pmaddubsw m9, m1, m9
pmaddubsw m6, m1, m6
%endif
%if %1
pmulhrsw m9, [pw_1024]
pmulhrsw m6, [pw_1024]
%else
pmulhrsw m9, m14
pmulhrsw m6, m14
%endif
packsswb m3, m6, m9
%endif
pcmpgtb m7, m2, m3
punpcklbw m2, m3, m7
punpckhbw m3, m7
; noise = round2(scaling[src] * grain, scaling_shift)
pmullw m2, m8
pmullw m3, m5
pmulhrsw m2, m11
pmulhrsw m3, m11
; dst = clip_pixel(src, noise)
%if %2
paddw m0, m2
paddw m1, m3
pmaxsw m0, m13
pmaxsw m1, m13
pminsw m0, m12
pminsw m1, m12
packuswb m0, m1
mova [dstq], xm0
vextracti128 [dstq+strideq], m0, 1
%else
pxor m6, m6
punpckhbw m9, m0, m6
punpcklbw m0, m6 ; m0-1: src as word
paddw m0, m2
paddw m9, m3
pmaxsw m0, m13
pmaxsw m9, m13
pminsw m0, m12
pminsw m9, m12
packuswb m0, m9
mova [dstq], m0
%endif
%if %2
lea srcq, [srcq+strideq*2]
lea dstq, [dstq+strideq*2]
lea lumaq, [lumaq+lstrideq*(2<<%3)]
%else
add srcq, strideq
add dstq, strideq
add lumaq, lstrideq
%endif
add grain_lutq, 82<<%2
sub hb, 1+%2
%if %2
jg %%loop_y_h_overlap
%else
je %%end_y_hv_overlap
vbroadcasti128 m1, [pb_8x_27_17_8x_17_27+16]
btc hd, 16
jnc %%loop_y_hv_overlap
jmp %%loop_y_h_overlap
%endif
%%end_y_hv_overlap:
add wq, 32>>%2
jge %%end_hv
mov srcq, r11mp
mov dstq, r12mp
lea lumaq, [r14+wq*(1+%2)]
add srcq, wq
add dstq, wq
jmp %%loop_x_hv_overlap
%%end_hv:
RET
%endmacro
%%FGUV_32x32xN_LOOP 1, %2, %3
.csfl:
%%FGUV_32x32xN_LOOP 0, %2, %3
%endmacro
FGUV_FN 420, 1, 1
FGUV_FN 422, 1, 0
FGUV_FN 444, 0, 0
%endif ; ARCH_X86_64