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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 | |
f6fa7814 | 32 | * @param len length of vectors, should be multiple of 8 |
2ba45a60 DM |
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 */ |