1 /* 2 * Copyright (c) 2022 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 RENDERER_DATA_REQUEST_CALLBACK_NAPI_H_ 17 #define RENDERER_DATA_REQUEST_CALLBACK_NAPI_H_ 18 19 #include "audio_common_napi.h" 20 #include "audio_renderer.h" 21 #include "audio_renderer_napi.h" 22 #include "napi/native_api.h" 23 #include "napi/native_node_api.h" 24 25 namespace OHOS { 26 namespace AudioStandard { 27 class RendererDataRequestCallbackNapi : public AudioRendererWriteCallback { 28 public: 29 RendererDataRequestCallbackNapi(napi_env env, AudioRendererNapi *rendererNapi); 30 virtual ~RendererDataRequestCallbackNapi(); 31 void SaveCallbackReference(const std::string &callbackName, napi_value callback); 32 void OnWriteData(size_t length) override; 33 34 private: 35 struct RendererDataRequestJsCallback { 36 std::shared_ptr<AutoRef> callback = nullptr; 37 std::string callbackName = "unknown"; 38 BufferDesc bufDesc_ {}; 39 AudioRendererNapi *rendererNapiObj; 40 AudioRendererDataInfo audioRendererDataInfo; 41 }; 42 43 void OnJsRendererDataRequestCallback(std::unique_ptr<RendererDataRequestJsCallback> &jsCb); 44 std::mutex mutex_; 45 napi_env env_ = nullptr; 46 std::shared_ptr<AutoRef> rendererDataRequestCallback_ = nullptr; 47 AudioRendererNapi *rendererNapi_; 48 }; 49 } // namespace AudioStandard 50 } // namespace OHOS 51 #endif // RENDERER_DATA_REQUEST_CALLBACK_NAPI_H_ 52