1 /* 2 * Copyright (c) 2025 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 AUDIO_CAPTURE_SOURCE_H 17 #define AUDIO_CAPTURE_SOURCE_H 18 19 #include "source/i_audio_capture_source.h" 20 #include <iostream> 21 #include <cstring> 22 #include <mutex> 23 #include <thread> 24 #include "v4_0/iaudio_manager.h" 25 #include "audio_utils.h" 26 #include "util/audio_running_lock.h" 27 #include "util/ring_buffer_handler.h" 28 #include "util/callback_wrapper.h" 29 30 namespace OHOS { 31 namespace AudioStandard { 32 class AudioCaptureSource : public IAudioCaptureSource { 33 public: 34 explicit AudioCaptureSource(const uint32_t captureId, const std::string &halName = "primary"); 35 ~AudioCaptureSource(); 36 37 int32_t Init(const IAudioSourceAttr &attr) override; 38 void DeInit(void) override; 39 bool IsInited(void) override; 40 41 int32_t Start(void) override; 42 int32_t Stop(void) override; 43 int32_t Resume(void) override; 44 int32_t Pause(void) override; 45 int32_t Flush(void) override; 46 int32_t Reset(void) override; 47 int32_t CaptureFrame(char *frame, uint64_t requestBytes, uint64_t &replyBytes) override; 48 int32_t CaptureFrameWithEc(FrameDesc *fdesc, uint64_t &replyBytes, FrameDesc *fdescEc, 49 uint64_t &replyBytesEc) override; 50 51 std::string GetAudioParameter(const AudioParamKey key, const std::string &condition) override; 52 53 int32_t SetVolume(float left, float right) override; 54 int32_t GetVolume(float &left, float &right) override; 55 int32_t SetMute(bool isMute) override; 56 int32_t GetMute(bool &isMute) override; 57 58 uint64_t GetTransactionId(void) override; 59 int32_t GetPresentationPosition(uint64_t &frames, int64_t &timeSec, int64_t &timeNanoSec) override; 60 float GetMaxAmplitude(void) override; 61 62 int32_t SetAudioScene(AudioScene audioScene, DeviceType activeDevice) override; 63 64 int32_t UpdateActiveDevice(DeviceType inputDevice) override; 65 int32_t UpdateSourceType(SourceType sourceType) override; 66 void RegistCallback(uint32_t type, IAudioSourceCallback *callback) override; 67 void RegistCallback(uint32_t type, std::shared_ptr<IAudioSourceCallback> callback) override; 68 69 int32_t UpdateAppsUid(const int32_t appsUid[PA_MAX_OUTPUTS_PER_SOURCE], const size_t size) final; 70 int32_t UpdateAppsUid(const std::vector<int32_t> &appsUid) final; 71 72 void SetAddress(const std::string &address) override; 73 74 void DumpInfo(std::string &dumpString) override; 75 76 private: 77 static AudioFormat ConvertToHdiFormat(AudioSampleFormat format); 78 static uint64_t GetChannelLayoutByChannelCount(uint32_t channelCount); 79 static enum AudioInputType ConvertToHDIAudioInputType(int32_t sourceType); 80 static AudioSampleFormat ParseAudioFormat(const std::string &format); 81 static AudioCategory GetAudioCategory(AudioScene audioScene); 82 static int32_t GetByteSizeByFormat(AudioSampleFormat format); 83 static bool IsFormalSourceType(int32_t sourceType); 84 uint32_t GetUniqueId(void) const; 85 uint32_t GetUniqueIdBySourceType(void) const; 86 void InitEcOrMicRefAttr(const IAudioSourceAttr &attr); 87 void InitAudioSampleAttr(struct AudioSampleAttributes ¶m); 88 void InitDeviceDesc(struct AudioDeviceDescriptor &deviceDesc); 89 void InitSceneDesc(struct AudioSceneDescriptor &sceneDesc, AudioScene audioScene); 90 void SetAudioRouteInfoForEnhanceChain(void); 91 int32_t CreateCapture(void); 92 int32_t DoSetInputRoute(DeviceType inputDevice); 93 int32_t InitCapture(void); 94 void InitLatencyMeasurement(void); 95 void DeInitLatencyMeasurement(void); 96 void CheckLatencySignal(uint8_t *frame, size_t replyBytes); 97 void CheckUpdateState(char *frame, size_t replyBytes); 98 bool IsNonblockingSource(const std::string &adapterName); 99 int32_t NonblockingStart(void); 100 int32_t NonblockingStop(void); 101 int32_t NonblockingCaptureFrameWithEc(FrameDesc *fdescEc, uint64_t &replyBytesEc); 102 void CaptureFrameOnlyEc(std::vector<uint8_t> &ecData); 103 void CaptureThreadLoop(void); 104 int32_t UpdateActiveDeviceWithoutLock(DeviceType inputDevice); 105 int32_t DoStop(void); 106 void DumpData(char *frame, uint64_t &replyBytes); 107 108 private: 109 static constexpr uint32_t AUDIO_CHANNELCOUNT = 2; 110 static constexpr uint32_t AUDIO_SAMPLE_RATE_48K = 48000; 111 static constexpr uint32_t DEEP_BUFFER_CAPTURE_PERIOD_SIZE = 4096; 112 static constexpr uint32_t STEREO_CHANNEL_COUNT = 2; 113 static constexpr float MAX_VOLUME_LEVEL = 15.0f; 114 static constexpr uint16_t GET_MAX_AMPLITUDE_FRAMES_THRESHOLD = 10; 115 static constexpr int32_t HALF_FACTOR = 2; 116 static constexpr uint32_t AUDIO_BUFFER_SIZE = 16 * 1024; 117 static constexpr uint32_t USB_DEFAULT_BUFFER_SIZE = 3840; 118 static constexpr uint32_t FRAME_TIME_LEN_MS = 20; // 20ms 119 #ifdef FEATURE_POWER_MANAGER 120 static constexpr const char *RUNNING_LOCK_NAME = "AudioPrimaryCapture"; 121 static constexpr const char *RUNNING_LOCK_NAME_WAKEUP = "AudioWakeupCapture"; 122 static constexpr int32_t RUNNING_LOCK_TIMEOUTMS_LASTING = -1; 123 #endif 124 125 uint32_t captureId_ = HDI_INVALID_ID; 126 const std::string halName_ = ""; 127 IAudioSourceAttr attr_ = {}; 128 std::mutex callbackMutex_; 129 SourceCallbackWrapper callback_ = {}; 130 bool sourceInited_ = false; 131 bool captureInited_ = false; 132 bool started_ = false; 133 bool paused_ = false; 134 float leftVolume_ = MAX_VOLUME_LEVEL; 135 float rightVolume_ = MAX_VOLUME_LEVEL; 136 std::mutex statusMutex_; 137 uint32_t openMic_ = 0; 138 uint32_t hdiCaptureId_ = 0; 139 std::string adapterNameCase_ = ""; 140 struct IAudioCapture *audioCapture_ = nullptr; 141 // for signal detect 142 std::shared_ptr<SignalDetectAgent> signalDetectAgent_ = nullptr; 143 bool signalDetected_ = false; 144 std::mutex signalDetectMutex_; 145 // for get amplitude 146 float maxAmplitude_ = 0; 147 int64_t lastGetMaxAmplitudeTime_ = 0; 148 int64_t last10FrameStartTime_ = 0; 149 bool startUpdate_ = false; 150 int captureFrameNum_ = 0; 151 // for dfx log 152 int32_t logMode_ = 0; 153 std::string logUtilsTag_ = ""; 154 mutable int64_t volumeDataCount_ = 0; 155 // for ec and mic_ref 156 std::unique_ptr<std::thread> captureThread_ = nullptr; 157 bool isCaptureThreadRunning_ = false; 158 std::shared_ptr<RingBufferHandler> ringBufferHandler_ = nullptr; 159 #ifdef FEATURE_POWER_MANAGER 160 std::shared_ptr<AudioRunningLock> runningLock_; 161 #endif 162 FILE *dumpFile_ = nullptr; 163 std::string dumpFileName_ = ""; 164 DeviceType currentActiveDevice_ = DEVICE_TYPE_INVALID; 165 AudioScene currentAudioScene_ = AUDIO_SCENE_INVALID; 166 std::atomic<bool> muteState_ = false; 167 std::string address_ = ""; 168 }; 169 170 } // namespace AudioStandard 171 } // namespace OHOS 172 173 #endif // AUDIO_CAPTURE_SOURCE_H 174