1 /* 2 * Copyright (c) 2023-2025 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 NAPI_AUDIO_CAPTURER_STATE_CALLBACK_H 17 #define NAPI_AUDIO_CAPTURER_STATE_CALLBACK_H 18 19 #include <uv.h> 20 #include "napi/native_api.h" 21 #include "napi/native_node_api.h" 22 #include "napi_async_work.h" 23 #include "audio_policy_interface.h" 24 #include "audio_system_manager.h" 25 #include "audio_stream_manager.h" 26 27 namespace OHOS { 28 namespace AudioStandard { 29 class NapiAudioCapturerStateCallback : public AudioCapturerStateChangeCallback { 30 public: 31 explicit NapiAudioCapturerStateCallback(napi_env env); 32 virtual ~NapiAudioCapturerStateCallback(); 33 void SaveCallbackReference(napi_value args); 34 bool IsSameCallback(const napi_value args); 35 void RemoveCallbackReference(const napi_value args); 36 void OnCapturerStateChange( 37 const std::vector<std::shared_ptr<AudioCapturerChangeInfo>> &audioCapturerChangeInfos) override; 38 void CreateCaptureStateTsfn(napi_env env); 39 bool GetCaptureStateTsfnFlag(); 40 41 private: 42 struct AudioCapturerStateJsCallback { 43 std::shared_ptr<AutoRef> callback = nullptr; 44 std::vector<std::shared_ptr<AudioCapturerChangeInfo>> changeInfos; 45 }; 46 47 void OnJsCallbackCapturerState(std::unique_ptr<AudioCapturerStateJsCallback> &jsCb); 48 static void CapturerStateTsfnFinalize(napi_env env, void *data, void *hint); 49 static void SafeJsCallbackCapturerStateWork(napi_env env, napi_value js_cb, void *context, void *data); 50 51 std::mutex mutex_; 52 napi_env env_ = nullptr; 53 std::shared_ptr<AutoRef> capturerStateCallback_ = nullptr; 54 bool regAmacStateTsfn_ = false; 55 napi_threadsafe_function amacStateTsfn_ = nullptr; 56 }; 57 } // namespace AudioStandard 58 } // namespace OHOS 59 #endif /* NAPI_AUDIO_CAPTURER_STATE_CALLBACK_H */ 60