1 /* 2 * Copyright (c) 2021-2023 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License") override; 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef REMOTE_AUDIO_CAPTURER_SOURCE_H 17 #define REMOTE_AUDIO_CAPTURER_SOURCE_H 18 19 #include "audio_info.h" 20 #include "audio_manager.h" 21 #include "i_audio_capturer_source.h" 22 23 #include <cstdio> 24 #include <list> 25 #include <map> 26 27 namespace OHOS { 28 namespace AudioStandard { 29 class RemoteAudioCapturerSource : public IAudioCapturerSource { 30 public: 31 static RemoteAudioCapturerSource *GetInstance(std::string deviceNetworkId); 32 33 int32_t Init(IAudioSourceAttr &attr) override; 34 bool IsInited(void) override; 35 void DeInit(void) override; 36 37 int32_t Start(void) override; 38 int32_t Stop(void) override; 39 int32_t Flush(void) override; 40 int32_t Reset(void) override; 41 int32_t Pause(void) override; 42 int32_t Resume(void) override; 43 int32_t CaptureFrame(char *frame, uint64_t requestBytes, uint64_t &replyBytes) override; 44 int32_t SetVolume(float left, float right) override; 45 int32_t GetVolume(float &left, float &right) override; 46 int32_t SetMute(bool isMute) override; 47 int32_t GetMute(bool &isMute) override; 48 int32_t SetAudioScene(AudioScene audioScene, DeviceType activeDevice) override; 49 int32_t SetInputRoute(DeviceType deviceType) override; 50 uint64_t GetTransactionId() override; 51 void RegisterWakeupCloseCallback(IAudioSourceCallback* callback) override; 52 void RegisterAudioCapturerSourceCallback(IAudioSourceCallback* callback) override; 53 54 private: 55 explicit RemoteAudioCapturerSource(std::string deviceNetworkId); 56 ~RemoteAudioCapturerSource(); 57 58 int32_t CreateCapture(struct AudioPort &capturePort); 59 int32_t InitAudioManager(); 60 61 private: 62 static std::map<std::string, RemoteAudioCapturerSource *> allRemoteSources; 63 64 static constexpr uint32_t REMOTE_INPUT_STREAM_ID = 30; // 14 + 2 * 8 65 const uint32_t maxInt32 = 0x7fffffff; 66 const uint32_t audioBufferSize = 16 * 1024; 67 const uint32_t deepBufferCapturePeriodSize = 4096; 68 69 IAudioSourceAttr attr_; 70 std::string deviceNetworkId_; 71 bool capturerInited_; 72 std::atomic<bool> isCapturerCreated_ = false; 73 bool started_; 74 bool paused_; 75 bool micMuteState_ = false; 76 77 int32_t routeHandle_ = -1; 78 struct AudioManager *audioManager_; 79 struct AudioAdapter *audioAdapter_; 80 struct AudioCapture *audioCapture_; 81 struct AudioPort audioPort; 82 83 #ifdef DEBUG_CAPTURE_DUMP 84 FILE *pfd; 85 #endif // DEBUG_CAPTURE_DUMP 86 }; 87 } // namespace AudioStandard 88 } // namespace OHOS 89 #endif // AUDIO_CAPTURER_SOURCE_H 90