1 /* 2 * Copyright (c) 2024 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_CJ_AVSESSION_CAST_CONTROLLER_IMPL_H 17 #define OHOS_CJ_AVSESSION_CAST_CONTROLLER_IMPL_H 18 19 #include <functional> 20 #include <map> 21 #include <optional> 22 #include <string> 23 #include <mutex> 24 #include <memory> 25 26 #include "singleton.h" 27 #include "avcast_controller.h" 28 #include "avsession_errors.h" 29 #include "cj_avsession_cast_controller_ffi.h" 30 #include "cj_avsession_cast_controller_callback.h" 31 32 namespace OHOS::AVSession { 33 34 class CJAVCastControllerBase { 35 public: ~CJAVCastControllerBase()36 virtual ~CJAVCastControllerBase() {} 37 virtual int32_t SubscribeCallback(int32_t type, CParameters* extras, DoCallFunc doCall) = 0; 38 virtual int32_t Start(CAVQueueItem& item) = 0; 39 virtual int32_t Prepare(CAVQueueItem& item) = 0; 40 virtual int32_t SendControlCommand(CAVSessionCommand& command) = 0; 41 virtual int32_t GetAVPlaybackState(CAVPlaybackState& avPlaybackState) = 0; 42 virtual int32_t GetCurrentItem(CAVQueueItem& item) = 0; 43 virtual int32_t GetValidCommands(CArray& commands) = 0; 44 virtual int32_t Release() = 0; 45 virtual int32_t ProcessMediaKeyResponse(char*& assetId, CArray& response) = 0; 46 virtual bool Exists() = 0; 47 }; 48 49 class CJAVCastControllerImpl : public CJAVCastControllerBase { 50 friend class CJAVSessionImpl; 51 protected: 52 CJAVCastControllerImpl(std::shared_ptr<AVCastController>& nativeController, const std::string& sessionId); 53 static std::shared_ptr<CJAVCastControllerImpl> 54 NewInstance(std::shared_ptr<AVCastController>& nativeController, const std::string& sessionId); 55 int32_t SetCastPlaybackStateFilter(CParameters* extras); 56 57 public: 58 ~CJAVCastControllerImpl(); 59 static std::shared_ptr<CJAVCastControllerBase> GetInstance(const std::string &sessionId); 60 int32_t SubscribeCallback(int32_t type, CParameters* extras, DoCallFunc doCall); 61 int32_t Start(CAVQueueItem& item); 62 int32_t Prepare(CAVQueueItem& item); 63 int32_t SendControlCommand(CAVSessionCommand& command); 64 int32_t GetAVPlaybackState(CAVPlaybackState& avPlaybackState); 65 int32_t GetCurrentItem(CAVQueueItem& item); 66 int32_t GetValidCommands(CArray& commands); 67 int32_t Release(); 68 int32_t ProcessMediaKeyResponse(char*& assetId, CArray& response); Exists()69 bool Exists() { return true; } 70 71 private: 72 std::string sessionId_; 73 std::shared_ptr<AVCastController> controller_; 74 static std::mutex controllerListMutex_; 75 76 static std::mutex callbackMutex_; 77 std::shared_ptr<CJAVCastControllerCallback> callback_; 78 79 static std::map<std::string, std::shared_ptr<CJAVCastControllerImpl>> ControllerList_; 80 }; 81 82 class CJAVCastControllerInvalidImpl : public CJAVCastControllerBase { 83 DECLARE_DELAYED_SINGLETON(CJAVCastControllerInvalidImpl); 84 public: 85 DISALLOW_COPY_AND_MOVE(CJAVCastControllerInvalidImpl); SubscribeCallback(int32_t type,CParameters * extras,DoCallFunc doCall)86 int32_t SubscribeCallback(int32_t type, CParameters* extras, DoCallFunc doCall) {return ERR_CONTROLLER_NOT_EXIST; } Start(CAVQueueItem & item)87 int32_t Start(CAVQueueItem& item) {return ERR_CONTROLLER_NOT_EXIST; } Prepare(CAVQueueItem & item)88 int32_t Prepare(CAVQueueItem& item) {return ERR_CONTROLLER_NOT_EXIST; } SendControlCommand(CAVSessionCommand & command)89 int32_t SendControlCommand(CAVSessionCommand& command) {return ERR_CONTROLLER_NOT_EXIST; } GetAVPlaybackState(CAVPlaybackState & avPlaybackState)90 int32_t GetAVPlaybackState(CAVPlaybackState& avPlaybackState) {return ERR_CONTROLLER_NOT_EXIST; } GetCurrentItem(CAVQueueItem & item)91 int32_t GetCurrentItem(CAVQueueItem& item) {return ERR_CONTROLLER_NOT_EXIST; } GetValidCommands(CArray & commands)92 int32_t GetValidCommands(CArray& commands) {return ERR_CONTROLLER_NOT_EXIST; } Release()93 int32_t Release() {return ERR_CONTROLLER_NOT_EXIST; } ProcessMediaKeyResponse(char * & assetId,CArray & response)94 int32_t ProcessMediaKeyResponse(char*& assetId, CArray& response) {return ERR_CONTROLLER_NOT_EXIST; } Exists()95 bool Exists() { return false; } 96 }; 97 98 #define CJ_CAST_CONTROLLER_INVALID_IMPL OHOS::DelayedSingleton<CJAVCastControllerInvalidImpl>::GetInstance() 99 100 } // namespace AVSession::OHOS 101 102 #endif // OHOS_CJ_AVSESSION_CAST_CONTROLLER_IMPL_H