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 16 #ifndef NAPI_RENDERER_PERIOD_POSITION_CALLBACK_H 17 #define NAPI_RENDERER_PERIOD_POSITION_CALLBACK_H 18 19 #include "napi/native_api.h" 20 #include "napi/native_node_api.h" 21 #include "napi_audio_renderer_callback.h" 22 23 namespace OHOS { 24 namespace AudioStandard { 25 class NapiRendererPeriodPositionCallback : public RendererPeriodPositionCallback, 26 public NapiAudioRendererCallbackInner { 27 public: 28 explicit NapiRendererPeriodPositionCallback(napi_env env); 29 ~NapiRendererPeriodPositionCallback() override; 30 void SaveCallbackReference(const std::string &callbackName, napi_value args) override; 31 void OnPeriodReached(const int64_t &frameNumber) override; 32 void CreatePeriodReachTsfn(napi_env env); 33 void RemoveCallbackReference(const std::string &callbackName, napi_env env, 34 napi_value callback, napi_value args = nullptr) override; 35 bool CheckIfTargetCallbackName(const std::string &callbackName) override; 36 protected: 37 std::shared_ptr<AutoRef> GetCallback(const std::string &callbackName) override; 38 napi_env &GetEnv() override; 39 40 private: 41 struct RendererPeriodPositionJsCallback { 42 std::shared_ptr<AutoRef> callback = nullptr; 43 std::string callbackName = "unknown"; 44 int64_t position = 0; 45 }; 46 void OnJsRendererPeriodPositionCallback(std::unique_ptr<RendererPeriodPositionJsCallback> &jsCb); 47 static void SafeJsCallbackPeriodPositionWork(napi_env env, napi_value js_cb, void *context, void *data); 48 static void PeriodPositionTsfnFinalize(napi_env env, void *data, void *hint); 49 50 std::mutex mutex_; 51 napi_env env_ = nullptr; 52 std::shared_ptr<AutoRef> renderPeriodPositionCallback_ = nullptr; 53 bool regArPerPosTsfn_ = false; 54 napi_threadsafe_function arPerPosTsfn_ = nullptr; 55 }; 56 } // namespace AudioStandard 57 } // namespace OHOS 58 #endif // NAPI_RENDERER_PERIOD_POSITION_CALLBACK_H 59