Commit | Line | Data |
---|---|---|
2ba45a60 DM |
1 | /* |
2 | * Copyright (c) 2014 James Almer | |
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 "libavcodec/flacdsp.h" | |
22 | #include "libavutil/x86/cpu.h" | |
23 | #include "config.h" | |
24 | ||
25 | void ff_flac_lpc_32_sse4(int32_t *samples, const int coeffs[32], int order, | |
26 | int qlevel, int len); | |
27 | void ff_flac_lpc_32_xop(int32_t *samples, const int coeffs[32], int order, | |
28 | int qlevel, int len); | |
29 | ||
30 | void ff_flac_enc_lpc_16_sse4(int32_t *, const int32_t *, int, int, const int32_t *,int); | |
31 | ||
32 | av_cold void ff_flacdsp_init_x86(FLACDSPContext *c, enum AVSampleFormat fmt, | |
33 | int bps) | |
34 | { | |
35 | #if HAVE_YASM | |
36 | int cpu_flags = av_get_cpu_flags(); | |
37 | ||
38 | if (EXTERNAL_SSE4(cpu_flags)) { | |
39 | if (bps > 16 && CONFIG_FLAC_DECODER) | |
40 | c->lpc = ff_flac_lpc_32_sse4; | |
41 | if (bps == 16 && CONFIG_FLAC_ENCODER && CONFIG_GPL) | |
42 | c->lpc_encode = ff_flac_enc_lpc_16_sse4; | |
43 | } | |
44 | if (EXTERNAL_XOP(cpu_flags)) { | |
45 | if (bps > 16 && CONFIG_FLAC_DECODER) | |
46 | c->lpc = ff_flac_lpc_32_xop; | |
47 | } | |
48 | #endif | |
49 | } |