AAudioServiceEndpointPlay.h revision 87c9f646a94259d7c321c3b3d5947fa1778f5ac2
1/* 2 * Copyright (C) 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 AAUDIO_SERVICE_ENDPOINT_PLAY_H 18#define AAUDIO_SERVICE_ENDPOINT_PLAY_H 19 20#include <atomic> 21#include <functional> 22#include <mutex> 23#include <vector> 24 25#include "client/AudioStreamInternal.h" 26#include "client/AudioStreamInternalPlay.h" 27#include "binding/AAudioServiceMessage.h" 28#include "AAudioServiceStreamShared.h" 29#include "AAudioServiceStreamMMAP.h" 30#include "AAudioMixer.h" 31#include "AAudioService.h" 32 33namespace aaudio { 34 35class AAudioServiceEndpointPlay : public AAudioServiceEndpoint { 36public: 37 explicit AAudioServiceEndpointPlay(android::AAudioService &audioService); 38 virtual ~AAudioServiceEndpointPlay(); 39 40 aaudio_result_t open(int32_t deviceId) override; 41 42 AudioStreamInternal *getStreamInternal() override { 43 return &mStreamInternalPlay; 44 } 45 46 void *callbackLoop() override; 47 48private: 49 AudioStreamInternalPlay mStreamInternalPlay; // for playing output of mixer 50 bool mLatencyTuningEnabled = false; // TODO implement tuning 51 AAudioMixer mMixer; // 52}; 53 54} /* namespace aaudio */ 55 56#endif //AAUDIO_SERVICE_ENDPOINT_PLAY_H 57