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