1 /* 2 * Copyright 2017 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 AUDIO_INPUT_STREAM_OPENSL_ES_H_ 18 #define AUDIO_INPUT_STREAM_OPENSL_ES_H_ 19 20 21 #include <SLES/OpenSLES.h> 22 #include <SLES/OpenSLES_Android.h> 23 24 #include "oboe/Oboe.h" 25 #include "AudioStreamOpenSLES.h" 26 27 namespace oboe { 28 29 /** 30 * INTERNAL USE ONLY 31 */ 32 33 class AudioInputStreamOpenSLES : public AudioStreamOpenSLES { 34 public: 35 AudioInputStreamOpenSLES(); 36 explicit AudioInputStreamOpenSLES(const AudioStreamBuilder &builder); 37 38 virtual ~AudioInputStreamOpenSLES(); 39 40 Result open() override; 41 Result close() override; 42 43 Result requestStart() override; 44 Result requestPause() override; 45 Result requestFlush() override; 46 Result requestStop() override; 47 48 protected: 49 50 Result updateServiceFrameCounter() override; 51 52 void updateFramesWritten() override; 53 54 private: 55 56 SLuint32 channelCountToChannelMask(int chanCount) const; 57 58 Result setRecordState_l(SLuint32 newState); 59 60 SLRecordItf mRecordInterface = nullptr; 61 }; 62 63 } // namespace oboe 64 65 #endif //AUDIO_INPUT_STREAM_OPENSL_ES_H_ 66