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1 | /* |
2 | * Copyright (c) 2007 Loren Merritt | |
3 | * | |
4 | * This file is part of FFmpeg. | |
5 | * | |
6 | * FFmpeg is free software; you can redistribute it and/or | |
7 | * modify it under the terms of the GNU Lesser General Public | |
8 | * License as published by the Free Software Foundation; either | |
9 | * version 2.1 of the License, or (at your option) any later version. | |
10 | * | |
11 | * FFmpeg is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | * Lesser General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU Lesser General Public | |
17 | * License along with FFmpeg; if not, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
19 | */ | |
20 | ||
21 | #include "config.h" | |
22 | #include "libavutil/attributes.h" | |
23 | #include "libavutil/cpu.h" | |
24 | #include "libavutil/x86/cpu.h" | |
25 | #include "libavcodec/svq1enc.h" | |
26 | ||
27 | int ff_ssd_int8_vs_int16_mmx(const int8_t *pix1, const int16_t *pix2, | |
28 | intptr_t size); | |
29 | int ff_ssd_int8_vs_int16_sse2(const int8_t *pix1, const int16_t *pix2, | |
30 | intptr_t size); | |
31 | ||
32 | av_cold void ff_svq1enc_init_x86(SVQ1EncContext *c) | |
33 | { | |
34 | int cpu_flags = av_get_cpu_flags(); | |
35 | ||
36 | if (EXTERNAL_MMX(cpu_flags)) { | |
37 | c->ssd_int8_vs_int16 = ff_ssd_int8_vs_int16_mmx; | |
38 | } | |
39 | if (EXTERNAL_SSE2(cpu_flags)) { | |
40 | c->ssd_int8_vs_int16 = ff_ssd_int8_vs_int16_sse2; | |
41 | } | |
42 | } |