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|
;******************************************************************************
;* be_blur.asm: SSE2 \be blur
;******************************************************************************
;* Copyright (C) 2013 rcombs <rcombs@rcombs.me>
;*
;* This file is part of libass.
;*
;* Permission to use, copy, modify, and distribute this software for any
;* purpose with or without fee is hereby granted, provided that the above
;* copyright notice and this permission notice appear in all copies.
;*
;* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
;* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
;* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
;* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
;* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
;* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
;* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
;******************************************************************************
%include "x86/utils.asm"
SECTION .text
;------------------------------------------------------------------------------
; BE_BLUR
; void be_blur(uint8_t *buf, intptr_t stride,
; intptr_t width, intptr_t height, uint16_t *tmp);
;------------------------------------------------------------------------------
%macro BE_BLUR 0
cglobal be_blur, 5,7,8
lea r0, [r0 + r2]
lea r4, [r4 + 4 * r2]
mov r6, r0
neg r2
mov r5, r2
imul r3, r1
add r3, r0
pxor m6, m6
mova m3, [r0 + r5]
%if mmsize == 32
vpermq m3, m3, q3120
%endif
punpcklbw m4, m3, m6
%if mmsize == 32
vperm2i128 m0, m6, m4, 0x21
vpalignr m5,m4,m0, 14
%else
pslldq m5, m4, 2
%endif
paddw m5, m4
punpckhbw m0, m3, m6
jmp .first_loop_entry
.first_width_loop:
mova m3, [r0 + r5]
%if mmsize == 32
vpermq m3, m3, q3120
%endif
punpcklbw m4, m3, m6
%if mmsize == 32
vperm2i128 m0, m0, m4, 0x21
%endif
PALIGNR m5,m4,m0, m0, 14
paddw m5, m4
punpckhbw m0, m3, m6
%if mmsize == 32
vperm2i128 m7, m5, m1, 0x03
vpalignr m3, m7, m1, 2
%else
PALIGNR m3,m5,m1, m7, 2
%endif
paddw m3, m1
mova [r4 + 4 * r5 - 2 * mmsize], m3
mova [r4 + 4 * r5 - mmsize], m3
.first_loop_entry:
%if mmsize == 32
vperm2i128 m4, m4, m0, 0x21
%endif
PALIGNR m1,m0,m4, m4, 14
paddw m1, m0
%if mmsize == 32
vperm2i128 m7, m1, m5, 0x03
vpalignr m3, m7, m5, 2
%else
PALIGNR m3,m1,m5, m7, 2
%endif
paddw m3, m5
mova [r4 + 4 * r5], m3
mova [r4 + 4 * r5 + mmsize], m3
add r5, mmsize
jnc .first_width_loop
psrldq m0, 14
%if mmsize == 32
vperm2i128 m7, m0, m1, 0x13
vpalignr m3, m7, m1, 2
%else
PALIGNR m3,m0,m1, m7, 2
%endif
paddw m3, m1
mova [r4 + 4 * r5 - 2 * mmsize], m3
mova [r4 + 4 * r5 - mmsize], m3
add r0, r1
cmp r0, r3
jge .last_row
.height_loop:
mov r5, r2
mova m3, [r0 + r5]
%if mmsize == 32
vpermq m3, m3, q3120
%endif
punpcklbw m4, m3, m6
%if mmsize == 32
vperm2i128 m0, m6, m4, 0x21
vpalignr m5,m4,m0, 14
%else
pslldq m5, m4, 2
%endif
paddw m5, m4
punpckhbw m0, m3, m6
jmp .loop_entry
.width_loop:
mova m3, [r0 + r5]
%if mmsize == 32
vpermq m3, m3, q3120
%endif
punpcklbw m4, m3, m6
%if mmsize == 32
vperm2i128 m0, m0, m4, 0x21
%endif
PALIGNR m5,m4,m0, m0, 14
paddw m5, m4
punpckhbw m0, m3, m6
%if mmsize == 32
vperm2i128 m7, m5, m1, 0x03
vpalignr m3, m7, m1, 2
%else
PALIGNR m3,m5,m1, m7, 2
%endif
paddw m3, m1
paddw m1, m3, [r4 + 4 * r5 - 2 * mmsize]
mova [r4 + 4 * r5 - 2 * mmsize], m3
paddw m3, m1, [r4 + 4 * r5 - mmsize]
mova [r4 + 4 * r5 - mmsize], m1
psrlw m3, 4
packuswb m2, m3
%if mmsize == 32
vpermq m2, m2, q3120
%endif
mova [r6 + r5 - mmsize], m2
.loop_entry:
%if mmsize == 32
vperm2i128 m4, m4, m0, 0x21
%endif
PALIGNR m1,m0,m4, m4, 14
paddw m1, m0
%if mmsize == 32
vperm2i128 m7, m1, m5, 0x03
vpalignr m3, m7, m5, 2
%else
PALIGNR m3,m1,m5, m7, 2
%endif
paddw m3, m5
paddw m4, m3, [r4 + 4 * r5]
mova [r4 + 4 * r5], m3
paddw m2, m4, [r4 + 4 * r5 + mmsize]
mova [r4 + 4 * r5 + mmsize], m4
psrlw m2, 4
add r5, mmsize
jnc .width_loop
psrldq m0, 14
%if mmsize == 32
vperm2i128 m7, m0, m1, 0x13
vpalignr m3, m7, m1, 2
%else
PALIGNR m3,m0,m1, m7, 2
%endif
paddw m3, m1
paddw m1, m3, [r4 + 4 * r5 - 2 * mmsize]
mova [r4 + 4 * r5 - 2 * mmsize], m3
paddw m3, m1, [r4 + 4 * r5 - mmsize]
mova [r4 + 4 * r5 - mmsize], m1
psrlw m3, 4
packuswb m2, m3
%if mmsize == 32
vpermq m2, m2, q3120
%endif
mova [r6 + r5 - mmsize], m2
add r0, r1
add r6, r1
cmp r0, r3
jl .height_loop
.last_row:
mov r5, r2
.last_width_loop:
mova m2, [r4 + 4 * r5]
paddw m2, [r4 + 4 * r5 + mmsize]
psrlw m2, 4
mova m3, [r4 + 4 * r5 + 2 * mmsize]
paddw m3, [r4 + 4 * r5 + 3 * mmsize]
psrlw m3, 4
packuswb m2, m3
%if mmsize == 32
vpermq m2, m2, q3120
%endif
mova [r6 + r5], m2
add r5, mmsize
jnc .last_width_loop
RET
%endmacro
INIT_XMM sse2
BE_BLUR
INIT_YMM avx2
BE_BLUR
|
