Imported Debian version 2.4.3~trusty1
[deb_ffmpeg.git] / ffmpeg / libswresample / resample_dsp.c
CommitLineData
2ba45a60
DM
1/*
2 * audio resampling
3 * Copyright (c) 2004-2012 Michael Niedermayer <michaelni@gmx.at>
4 *
5 * This file is part of FFmpeg.
6 *
7 * FFmpeg is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
11 *
12 * FFmpeg is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with FFmpeg; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 */
21
22/**
23 * @file
24 * audio resampling
25 * @author Michael Niedermayer <michaelni@gmx.at>
26 */
27
28#include "resample.h"
29
30#define TEMPLATE_RESAMPLE_S16
31#include "resample_template.c"
32#undef TEMPLATE_RESAMPLE_S16
33
34#define TEMPLATE_RESAMPLE_S32
35#include "resample_template.c"
36#undef TEMPLATE_RESAMPLE_S32
37
38#define TEMPLATE_RESAMPLE_FLT
39#include "resample_template.c"
40#undef TEMPLATE_RESAMPLE_FLT
41
42#define TEMPLATE_RESAMPLE_DBL
43#include "resample_template.c"
44#undef TEMPLATE_RESAMPLE_DBL
45
46void swri_resample_dsp_init(ResampleContext *c)
47{
48 switch(c->format){
49 case AV_SAMPLE_FMT_S16P:
50 c->dsp.resample_one = resample_one_int16;
51 c->dsp.resample = c->linear ? resample_linear_int16 : resample_common_int16;
52 break;
53 case AV_SAMPLE_FMT_S32P:
54 c->dsp.resample_one = resample_one_int32;
55 c->dsp.resample = c->linear ? resample_linear_int32 : resample_common_int32;
56 break;
57 case AV_SAMPLE_FMT_FLTP:
58 c->dsp.resample_one = resample_one_float;
59 c->dsp.resample = c->linear ? resample_linear_float : resample_common_float;
60 break;
61 case AV_SAMPLE_FMT_DBLP:
62 c->dsp.resample_one = resample_one_double;
63 c->dsp.resample = c->linear ? resample_linear_double : resample_common_double;
64 break;
65 }
66
67 if (ARCH_X86) swri_resample_dsp_x86_init(c);
68}