Imported Debian version 2.5.3~trusty1
[deb_ffmpeg.git] / ffmpeg / libavcodec / lossless_audiodsp.h
1 /*
2 * Monkey's Audio lossless audio decoder
3 * Copyright (c) 2007 Benjamin Zores <ben@geexbox.org>
4 * based upon libdemac from Dave Chapman.
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 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21 */
22
23 #ifndef AVCODEC_LLAUDDSP_H
24 #define AVCODEC_LLAUDDSP_H
25
26 #include <stdint.h>
27
28 typedef struct LLAudDSPContext {
29 /**
30 * Calculate scalar product of v1 and v2,
31 * and v1[i] += v3[i] * mul
32 * @param len length of vectors, should be multiple of 8
33 */
34 int32_t (*scalarproduct_and_madd_int16)(int16_t *v1 /* align 16 */,
35 const int16_t *v2,
36 const int16_t *v3,
37 int len, int mul);
38 } LLAudDSPContext;
39
40 void ff_llauddsp_init(LLAudDSPContext *c);
41 void ff_llauddsp_init_arm(LLAudDSPContext *c);
42 void ff_llauddsp_init_ppc(LLAudDSPContext *c);
43 void ff_llauddsp_init_x86(LLAudDSPContext *c);
44
45 #endif /* AVCODEC_LLAUDDSP_H */