1 /* 2 * Copyright (c) 2021-2021 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 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 HISTREAMER_AUDIO_CAPTURE_MODULE_H 17 #define HISTREAMER_AUDIO_CAPTURE_MODULE_H 18 19 #include <string> 20 #include <memory> 21 #include "audio_capturer.h" 22 #include "common/status.h" 23 #include "meta/meta.h" 24 #include "buffer/avbuffer.h" 25 #include "osal/task/mutex.h" 26 27 namespace OHOS { 28 namespace Media { 29 namespace AudioCaptureModule { 30 using ValueType = Any; 31 32 class AudioCaptureModuleCallback { 33 public: 34 virtual ~AudioCaptureModuleCallback() = default; 35 36 virtual void OnInterrupt(const std::string &interruptInfo) = 0; 37 }; 38 39 class AudioCaptureModule { 40 public: 41 explicit AudioCaptureModule(); 42 ~AudioCaptureModule(); 43 Status Init(); 44 Status Deinit(); 45 Status Prepare(); 46 Status Reset(); 47 Status Start(); 48 Status Stop(); 49 Status GetParameter(std::shared_ptr<Meta> &meta); 50 Status SetParameter(const std::shared_ptr<Meta> &meta); 51 Status Read(std::shared_ptr<AVBuffer> &buffer, size_t expectedLen); 52 Status Read(uint8_t *cacheAudioData, size_t expectedLen); 53 void GetAudioTime(int64_t &audioDataTime, bool isFirstFrame); 54 Status GetSize(uint64_t &size); 55 Status SetAudioInterruptListener(const std::shared_ptr<AudioCaptureModuleCallback> &callback); 56 Status SetAudioCapturerInfoChangeCallback( 57 const std::shared_ptr<AudioStandard::AudioCapturerInfoChangeCallback> &callback); 58 Status GetCurrentCapturerChangeInfo(AudioStandard::AudioCapturerChangeInfo &changeInfo); 59 int32_t GetMaxAmplitude(); 60 void SetAudioSource(AudioStandard::SourceType source); 61 void SetFaultEvent(const std::string &errMsg); 62 void SetFaultEvent(const std::string &errMsg, int32_t ret); 63 void SetCallingInfo(int32_t appUid, int32_t appPid, const std::string &bundleName, uint64_t instanceId); 64 Status SetWillMuteWhenInterrupted(bool muteWhenInterrupted); 65 66 private: 67 Status DoDeinit(); 68 bool AssignSampleRateIfSupported(const int32_t value); 69 bool AssignChannelNumIfSupported(const int32_t value); 70 bool AssignSampleFmtIfSupported(const Plugins::AudioSampleFormat value); 71 72 void TrackMaxAmplitude(int16_t *data, int32_t size); 73 74 Mutex captureMutex_ {}; 75 std::unique_ptr<OHOS::AudioStandard::AudioCapturer> audioCapturer_ {nullptr}; 76 std::shared_ptr<AudioStandard::AudioCapturerInfoChangeCallback> audioCapturerInfoChangeCallback_{nullptr}; 77 AudioStandard::AudioCapturerOptions options_{}; 78 std::shared_ptr<AudioCaptureModuleCallback> audioCaptureModuleCallback_ {nullptr}; 79 std::shared_ptr<AudioStandard::AudioCapturerCallback> audioInterruptCallback_ {nullptr}; 80 int64_t bitRate_ {0}; 81 int32_t appTokenId_ {0}; 82 int32_t appUid_ {0}; 83 int32_t appPid_ {0}; 84 int64_t appFullTokenId_ {0}; 85 size_t bufferSize_ {0}; 86 int32_t maxAmplitude_ {0}; 87 bool isTrackMaxAmplitude {false}; 88 std::string bundleName_; 89 uint64_t instanceId_{0}; 90 }; 91 } // namespace AudioCaptureModule 92 } // namespace Media 93 } // namespace OHOS 94 #endif // HISTREAMER_AUDIO_CAPTURE_MODULE_H 95 96