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;*****************************************************************************
;* x86-optimized functions for w3fdif filter
;*
;* Copyright (c) 2015 Paul B Mahol
;*
;* This file is part of FFmpeg.
;*
;* FFmpeg 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.
;*
;* FFmpeg 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 FFmpeg; 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 .text
INIT_XMM sse2
cglobal w3fdif_scale, 3, 3, 2, 0, out_pixel, work_pixel, linesize
.loop:
mova m0, [work_pixelq]
mova m1, [work_pixelq+mmsize]
psrad m0, 15
psrad m1, 15
packssdw m0, m1
packuswb m0, m0
movh [out_pixelq], m0
add out_pixelq, mmsize/2
add work_pixelq, mmsize*2
sub linesized, mmsize/2
jg .loop
REP_RET
cglobal w3fdif_simple_low, 4, 5, 6, 0, work_line, in_lines_cur0, coef, linesize, offset
movd m1, [coefq]
DEFINE_ARGS work_line, in_lines_cur0, in_lines_cur1, linesize, offset
SPLATW m0, m1, 0
SPLATW m1, m1, 1
pxor m4, m4
mov offsetq, 0
mov in_lines_cur1q, [in_lines_cur0q + gprsize]
mov in_lines_cur0q, [in_lines_cur0q]
.loop:
movh m2, [in_lines_cur0q+offsetq]
movh m3, [in_lines_cur1q+offsetq]
punpcklbw m2, m4
punpcklbw m3, m4
SBUTTERFLY wd, 2, 3, 5
pmaddwd m2, m0
pmaddwd m3, m1
mova [work_lineq+offsetq*4], m2
mova [work_lineq+offsetq*4+mmsize], m3
add offsetq, mmsize/2
sub linesized, mmsize/2
jg .loop
REP_RET
cglobal w3fdif_complex_low, 4, 7, 8, 0, work_line, in_lines_cur0, coef, linesize
movq m0, [coefq]
DEFINE_ARGS work_line, in_lines_cur0, in_lines_cur1, linesize, offset, in_lines_cur2, in_lines_cur3
pshufd m2, m0, q1111
SPLATD m0
pxor m1, m1
mov offsetq, 0
mov in_lines_cur3q, [in_lines_cur0q+gprsize*3]
mov in_lines_cur2q, [in_lines_cur0q+gprsize*2]
mov in_lines_cur1q, [in_lines_cur0q+gprsize]
mov in_lines_cur0q, [in_lines_cur0q]
.loop:
movh m4, [in_lines_cur0q+offsetq]
movh m5, [in_lines_cur1q+offsetq]
punpcklbw m4, m1
punpcklbw m5, m1
SBUTTERFLY wd, 4, 5, 7
pmaddwd m4, m0
pmaddwd m5, m0
movh m6, [in_lines_cur2q+offsetq]
movh m3, [in_lines_cur3q+offsetq]
punpcklbw m6, m1
punpcklbw m3, m1
SBUTTERFLY wd, 6, 3, 7
pmaddwd m6, m2
pmaddwd m3, m2
paddd m4, m6
paddd m5, m3
mova [work_lineq+offsetq*4], m4
mova [work_lineq+offsetq*4+mmsize], m5
add offsetq, mmsize/2
sub linesized, mmsize/2
jg .loop
REP_RET
%if ARCH_X86_64
cglobal w3fdif_simple_high, 5, 9, 8, 0, work_line, in_lines_cur0, in_lines_adj0, coef, linesize
movq m2, [coefq]
DEFINE_ARGS work_line, in_lines_cur0, in_lines_adj0, in_lines_cur1, linesize, offset, in_lines_cur2, in_lines_adj1, in_lines_adj2
pshufd m0, m2, q0000
SPLATW m2, m2, 2
pxor m7, m7
mov offsetq, 0
mov in_lines_cur2q, [in_lines_cur0q+gprsize*2]
mov in_lines_cur1q, [in_lines_cur0q+gprsize]
mov in_lines_cur0q, [in_lines_cur0q]
mov in_lines_adj2q, [in_lines_adj0q+gprsize*2]
mov in_lines_adj1q, [in_lines_adj0q+gprsize]
mov in_lines_adj0q, [in_lines_adj0q]
.loop:
movh m3, [in_lines_cur0q+offsetq]
movh m4, [in_lines_cur1q+offsetq]
punpcklbw m3, m7
punpcklbw m4, m7
SBUTTERFLY wd, 3, 4, 1
pmaddwd m3, m0
pmaddwd m4, m0
movh m5, [in_lines_adj0q+offsetq]
movh m6, [in_lines_adj1q+offsetq]
punpcklbw m5, m7
punpcklbw m6, m7
SBUTTERFLY wd, 5, 6, 1
pmaddwd m5, m0
pmaddwd m6, m0
paddd m3, m5
paddd m4, m6
movh m5, [in_lines_cur2q+offsetq]
movh m6, [in_lines_adj2q+offsetq]
punpcklbw m5, m7
punpcklbw m6, m7
SBUTTERFLY wd, 5, 6, 1
pmaddwd m5, m2
pmaddwd m6, m2
paddd m3, m5
paddd m4, m6
paddd m3, [work_lineq+offsetq*4]
paddd m4, [work_lineq+offsetq*4+mmsize]
mova [work_lineq+offsetq*4], m3
mova [work_lineq+offsetq*4+mmsize], m4
add offsetq, mmsize/2
sub linesized, mmsize/2
jg .loop
REP_RET
cglobal w3fdif_complex_high, 5, 13, 10, 0, work_line, in_lines_cur0, in_lines_adj0, coef, linesize
movq m0, [coefq+0]
movd m4, [coefq+8]
DEFINE_ARGS work_line, in_lines_cur0, in_lines_adj0, in_lines_cur1, linesize, offset, in_lines_cur2, in_lines_cur3, in_lines_cur4, in_lines_adj1, in_lines_adj2, in_lines_adj3, in_lines_adj4
pshufd m1, m0, q1111
SPLATD m0
SPLATW m4, m4
pxor m3, m3
mov offsetq, 0
mov in_lines_cur4q, [in_lines_cur0q+gprsize*4]
mov in_lines_cur3q, [in_lines_cur0q+gprsize*3]
mov in_lines_cur2q, [in_lines_cur0q+gprsize*2]
mov in_lines_cur1q, [in_lines_cur0q+gprsize]
mov in_lines_cur0q, [in_lines_cur0q]
mov in_lines_adj4q, [in_lines_adj0q+gprsize*4]
mov in_lines_adj3q, [in_lines_adj0q+gprsize*3]
mov in_lines_adj2q, [in_lines_adj0q+gprsize*2]
mov in_lines_adj1q, [in_lines_adj0q+gprsize]
mov in_lines_adj0q, [in_lines_adj0q]
.loop:
movh m5, [in_lines_cur0q+offsetq]
movh m6, [in_lines_cur1q+offsetq]
punpcklbw m5, m3
punpcklbw m6, m3
SBUTTERFLY wd, 5, 6, 2
pmaddwd m5, m0
pmaddwd m6, m0
movh m8, [in_lines_cur2q+offsetq]
movh m9, [in_lines_cur3q+offsetq]
punpcklbw m8, m3
punpcklbw m9, m3
SBUTTERFLY wd, 8, 9, 2
pmaddwd m8, m1
pmaddwd m9, m1
paddd m5, m8
paddd m6, m9
movh m8, [in_lines_adj0q+offsetq]
movh m9, [in_lines_adj1q+offsetq]
punpcklbw m8, m3
punpcklbw m9, m3
SBUTTERFLY wd, 8, 9, 2
pmaddwd m8, m0
pmaddwd m9, m0
paddd m5, m8
paddd m6, m9
movh m8, [in_lines_adj2q+offsetq]
movh m9, [in_lines_adj3q+offsetq]
punpcklbw m8, m3
punpcklbw m9, m3
SBUTTERFLY wd, 8, 9, 2
pmaddwd m8, m1
pmaddwd m9, m1
paddd m5, m8
paddd m6, m9
movh m8, [in_lines_cur4q+offsetq]
movh m9, [in_lines_adj4q+offsetq]
punpcklbw m8, m3
punpcklbw m9, m3
SBUTTERFLY wd, 8, 9, 2
pmaddwd m8, m4
pmaddwd m9, m4
paddd m5, m8
paddd m6, m9
paddd m5, [work_lineq+offsetq*4]
paddd m6, [work_lineq+offsetq*4+mmsize]
mova [work_lineq+offsetq*4], m5
mova [work_lineq+offsetq*4+mmsize], m6
add offsetq, mmsize/2
sub linesized, mmsize/2
jg .loop
REP_RET
%endif
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