repositories / deb_ffmpeg.git / blame
| Commit | Line | Data |
|---|---|---|
| 2ba45a60 DM |
1 | ;************************************************************************ |
| 2 | ;* VC3/DNxHD SIMD functions | |
| 3 | ;* Copyright (c) 2007 Baptiste Coudurier <baptiste dot coudurier at smartjog dot com> | |
| 4 | ;* Copyright (c) 2014 Tiancheng "Timothy" Gu <timothygu99@gmail.com> | |
| 5 | ;* | |
| 6 | ;* This file is part of FFmpeg. | |
| 7 | ;* | |
| 8 | ;* FFmpeg is free software; you can redistribute it and/or | |
| 9 | ;* modify it under the terms of the GNU Lesser General Public | |
| 10 | ;* License as published by the Free Software Foundation; either | |
| 11 | ;* version 2.1 of the License, or (at your option) any later version. | |
| 12 | ;* | |
| 13 | ;* FFmpeg is distributed in the hope that it will be useful, | |
| 14 | ;* but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 15 | ;* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 16 | ;* Lesser General Public License for more details. | |
| 17 | ;* | |
| 18 | ;* You should have received a copy of the GNU Lesser General Public | |
| 19 | ;* License along with FFmpeg; if not, write to the Free Software | |
| 20 | ;* 51, Inc., Foundation Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
| 21 | ;****************************************************************************** | |
| 22 | ||
| 23 | %include "libavutil/x86/x86util.asm" | |
| 24 | ||
| 25 | section .text | |
| 26 | ||
| 27 | ; void get_pixels_8x4_sym_sse2(int16_t *block, const uint8_t *pixels, | |
| 28 | ; ptrdiff_t line_size) | |
| 29 | INIT_XMM sse2 | |
| 30 | cglobal get_pixels_8x4_sym, 3,3,5, block, pixels, linesize | |
| 31 | pxor m4, m4 | |
| 32 | movq m0, [pixelsq] | |
| 33 | add pixelsq, linesizeq | |
| 34 | movq m1, [pixelsq] | |
| 35 | movq m2, [pixelsq+linesizeq] | |
| 36 | movq m3, [pixelsq+linesizeq*2] | |
| 37 | punpcklbw m0, m4 | |
| 38 | punpcklbw m1, m4 | |
| 39 | punpcklbw m2, m4 | |
| 40 | punpcklbw m3, m4 | |
| 41 | mova [blockq ], m0 | |
| 42 | mova [blockq+16 ], m1 | |
| 43 | mova [blockq+32 ], m2 | |
| 44 | mova [blockq+48 ], m3 | |
| 45 | mova [blockq+64 ], m3 | |
| 46 | mova [blockq+80 ], m2 | |
| 47 | mova [blockq+96 ], m1 | |
| 48 | mova [blockq+112], m0 | |
| 49 | RET |