1 /*
2  * Copyright (C) 2019 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 _PLAYER_AUDIOSOURCE_H_
18 #define _PLAYER_AUDIOSOURCE_H_
19 
20 #include <cstdint>
21 
22 namespace iolib {
23 
24 /*
25  * Defines an interface for audio data sources for the SimpleMultiPlayer class.
26  */
27 class DataSource {
28 public:
~DataSource()29     virtual ~DataSource() {};
30 
31     virtual void mixAudio(float* outBuff, int numChannels, int numFrames) = 0;
32 };
33 
34 }
35 
36 #endif //_PLAYER_AUDIOSOURCE_H_
37