1 /* 2 * Copyright (c) 2022-2023 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 OHOS_DSCREEN_SCREEN_REGION_V2_0_H 17 #define OHOS_DSCREEN_SCREEN_REGION_V2_0_H 18 19 #include <mutex> 20 21 #include "surface.h" 22 23 #include "2.0/include/av_receiver_engine_adapter.h" 24 #include "distributed_hardware_fwk_kit.h" 25 #include "dscreen_maprelation.h" 26 #include "screen_client_common.h" 27 #include "video_param.h" 28 29 namespace OHOS { 30 namespace DistributedHardware { 31 namespace V2_0 { 32 class ScreenRegion : public AVReceiverAdapterCallback, public std::enable_shared_from_this<ScreenRegion> { 33 public: 34 ScreenRegion(const std::string &remoteDevId); 35 ~ScreenRegion(); 36 37 // interfaces from AVReceiverAdapterCallback 38 void OnEngineEvent(DScreenEventType event, const std::string &content) override; 39 void OnEngineMessage(const std::shared_ptr<AVTransMessage> &message) override; 40 void OnEngineDataDone(const std::shared_ptr<AVTransBuffer> &buffer) override; 41 void GetWSBuffer(sptr<OHOS::SurfaceBuffer> &wsBuffer, const std::shared_ptr<AVTransBuffer> &buffer); 42 43 int32_t Release(); 44 int32_t InitReceiverEngine(IAVEngineProvider *providerPtr); 45 int32_t GetWindowId(); 46 uint64_t GetScreenId(); 47 std::string GetRemoteDevId(); 48 std::shared_ptr<VideoParam> GetVideoParam(); 49 std::shared_ptr<WindowProperty> GetWindowProperty(); 50 51 private: 52 int32_t StartReceiverEngine(const std::string &content); 53 int32_t StopReceiverEngine(); 54 int32_t SetUp(const std::string &content); 55 int32_t ConfigWindow(); 56 bool CheckContentJson(json &contentJson); 57 void PublishMessage(const DHTopic topic, const uint64_t &screenId, const std::string &remoteDevId, 58 const int32_t &windowId, std::shared_ptr<WindowProperty> windowProperty); 59 60 private: 61 uint64_t screenId_; 62 uint64_t displayId_; 63 std::string remoteDevId_; 64 int32_t windowId_ = INVALID_WINDOW_ID; 65 uint32_t alignedHeight_ = 0; 66 bool isRunning = false; 67 std::atomic<uint32_t> frameNumber_; 68 69 sptr<OHOS::Surface> windowSurface_ = nullptr; 70 std::shared_ptr<VideoParam> videoParam_ = nullptr; 71 std::shared_ptr<WindowProperty> windowProperty_ = nullptr; 72 std::shared_ptr<DScreenMapRelation> mapRelation_ = nullptr; 73 std::shared_ptr<AVTransReceiverAdapter> receiverAdapter_ = nullptr; 74 }; 75 } // namespace V2_0 76 } // namespace DistributedHardware 77 } // namespace OHOS 78 #endif