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libavutil/x86/imgutils.asm
53 строки
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James Almer
Merge commit '6be7944ee2ec2f045e6eb9a93237e992c8b20ac4'
24 мар 2017, 00:05
24 мар 2017, 00:05
29db87a
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;***************************************************************************** ;* 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