1/*
2 * Copyright (C) 2011 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#ifndef VIDEOEDITORRESAMPLER_H
18#define VIDEOEDITORRESAMPLER_H
19#ifdef __cplusplus
20extern "C" {
21#endif /* __cplusplus */
22
23#include "M4OSA_Types.h"
24
25M4OSA_Context LVAudioResamplerCreate(M4OSA_Int32 bitDepth, M4OSA_Int32 inChannelCount,
26                                     M4OSA_Int32 sampleRate, M4OSA_Int32 quality);
27void LVAudiosetSampleRate(M4OSA_Context resamplerContext,M4OSA_Int32 inSampleRate);
28void LVAudiosetVolume(M4OSA_Context resamplerContext, M4OSA_Int16 left, M4OSA_Int16 right) ;
29void LVAudioresample_LowQuality(M4OSA_Int16* out, M4OSA_Int16* input,
30                                     M4OSA_Int32 outFrameCount, M4OSA_Context resamplerContext);
31void LVDestroy(M4OSA_Context resamplerContext);
32
33void MonoTo2I_16( const M4OSA_Int16 *src,
34                        M4OSA_Int16 *dst,
35                        M4OSA_Int16 n);
36
37void From2iToMono_16( const M4OSA_Int16 *src,
38                            M4OSA_Int16 *dst,
39                            M4OSA_Int16 n);
40#ifdef __cplusplus
41}
42#endif /* __cplusplus */
43#endif /* VIDEOEDITORRESAMPLER_H */
44
45
46