1 /* 2 * Copyright (c) 2023 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 #ifndef NAPI_AUDIO_RENDERER_DEVICE_CHANGE_CALLBACK_H 16 #define NAPI_AUDIO_RENDERER_DEVICE_CHANGE_CALLBACK_H 17 18 #include <uv.h> 19 #include "napi/native_api.h" 20 #include "napi/native_node_api.h" 21 #include "napi_async_work.h" 22 #include "audio_renderer.h" 23 #include "napi_audio_renderer_callback_inner.h" 24 #include "napi_audio_renderer_callback.h" 25 26 namespace OHOS { 27 namespace AudioStandard { 28 class NapiAudioRendererDeviceChangeCallback : public AudioRendererOutputDeviceChangeCallback { 29 public: 30 explicit NapiAudioRendererDeviceChangeCallback(napi_env env); 31 ~NapiAudioRendererDeviceChangeCallback(); 32 void OnOutputDeviceChange(const AudioDeviceDescriptor &deviceInfo, 33 const AudioStreamDeviceChangeReason reason) override; 34 void RemoveAllCallbacks(); 35 int32_t GetCallbackListSize() const; 36 void CreateRendererDeviceChangeTsfn(napi_env env); 37 bool GetRendererDeviceChangeTsfnFlag(); 38 void AddCallbackReference(napi_value args); 39 void RemoveCallbackReference(napi_env env, napi_value args = nullptr); 40 private: 41 struct AudioRendererDeviceChangeJsCallback { 42 napi_ref callback_; 43 napi_env env_; 44 AudioDeviceDescriptor deviceInfo_ = AudioDeviceDescriptor(AudioDeviceDescriptor::DEVICE_INFO); 45 }; 46 47 void OnJsCallbackRendererDeviceInfo(napi_ref method, const AudioDeviceDescriptor &deviceInfo); 48 static void RendererDeviceInfoTsfnFinalize(napi_env env, void *data, void *hint); 49 static void SafeJsCallbackRendererDeviceInfoWork(napi_env env, napi_value js_cb, void *context, void *data); 50 51 std::mutex mutex_; 52 napi_env env_ = nullptr; 53 std::list<std::shared_ptr<AutoRef>> callbacks_ {}; 54 bool regArDevInfoTsfn_ = false; 55 napi_threadsafe_function arDevInfoTsfn_ = nullptr; 56 }; 57 58 class NapiAudioRendererOutputDeviceChangeWithInfoCallback : public AudioRendererOutputDeviceChangeCallback { 59 public: 60 explicit NapiAudioRendererOutputDeviceChangeWithInfoCallback(napi_env env); 61 ~NapiAudioRendererOutputDeviceChangeWithInfoCallback(); 62 void OnOutputDeviceChange(const AudioDeviceDescriptor &deviceInfo, 63 const AudioStreamDeviceChangeReason reason) override; 64 void RemoveAllCallbacks(); 65 int32_t GetCallbackListSize() const; 66 void CreateOutputDeviceChangeTsfn(napi_env env); 67 bool GetOutputDeviceChangeTsfnFlag(); 68 void AddCallbackReference(napi_value args); 69 void RemoveCallbackReference(napi_env env, napi_value args = nullptr); 70 71 private: 72 struct AudioRendererOutputDeviceChangeWithInfoJsCallback { 73 napi_ref callback_; 74 napi_env env_; 75 AudioDeviceDescriptor deviceInfo_ = AudioDeviceDescriptor(AudioDeviceDescriptor::DEVICE_INFO); 76 AudioStreamDeviceChangeReason reason_; 77 }; 78 79 void OnJsCallbackOutputDeviceInfo(napi_ref method, const AudioDeviceDescriptor &deviceInfo, 80 const AudioStreamDeviceChangeReason reason); 81 static void SafeJsCallbackOutputDeviceInfoWork(napi_env env, napi_value js_cb, void *context, void *data); 82 static void OutputDeviceInfoTsfnFinalize(napi_env env, void *data, void *hint); 83 84 std::mutex mutex_; 85 napi_env env_ = nullptr; 86 std::list<std::shared_ptr<AutoRef>> callbacks_ {}; 87 bool regArOutputDevChg_ = false; 88 napi_threadsafe_function arOutputDevChgTsfn_ = nullptr; 89 }; 90 } // namespace AudioStandard 91 } // namespace OHOS 92 #endif // NAPI_AUDIO_RENDERER_DEVICE_CHANGE_CALLBACK_H 93