| ;***************************************************************************** |
| ;* 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 |