53 lines
1.7 KiB
NASM
Executable file
53 lines
1.7 KiB
NASM
Executable file
;*****************************************************************************
|
|
;* Copyright 2016 Anton Khirnov
|
|
;*
|
|
;* 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 sse4
|
|
cglobal image_copy_plane_uc_from, 6, 7, 4, dst, dst_linesize, src, src_linesize, bw, height, rowpos
|
|
add dstq, bwq
|
|
add srcq, bwq
|
|
neg bwq
|
|
|
|
.row_start:
|
|
mov rowposq, bwq
|
|
|
|
.loop:
|
|
movntdqa m0, [srcq + rowposq + 0 * mmsize]
|
|
movntdqa m1, [srcq + rowposq + 1 * mmsize]
|
|
movntdqa m2, [srcq + rowposq + 2 * mmsize]
|
|
movntdqa m3, [srcq + rowposq + 3 * mmsize]
|
|
|
|
mova [dstq + rowposq + 0 * mmsize], m0
|
|
mova [dstq + rowposq + 1 * mmsize], m1
|
|
mova [dstq + rowposq + 2 * mmsize], m2
|
|
mova [dstq + rowposq + 3 * mmsize], m3
|
|
|
|
add rowposq, 4 * mmsize
|
|
jnz .loop
|
|
|
|
add srcq, src_linesizeq
|
|
add dstq, dst_linesizeq
|
|
dec heightd
|
|
jnz .row_start
|
|
|
|
RET
|