1 /* 2 * Copyright (c) 2021 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 * http://www.apache.org/licenses/LICENSE-2.0 7 * Unless required by applicable law or agreed to in writing, software 8 * distributed under the License is distributed on an "AS IS" BASIS, 9 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 10 * See the License for the specific language governing permissions and 11 * limitations under the License. 12 */ 13 14 #ifndef NODE_BASE_H 15 #define NODE_BASE_H 16 17 #include "buffer_manager.h" 18 #include "idevice_manager.h" 19 #include "inode.h" 20 #include <mutex> 21 22 namespace OHOS::Camera { 23 class PortBase : public IPort { 24 public: PortBase(const std::string & name,const std::weak_ptr<INode> & n)25 PortBase(const std::string& name, const std::weak_ptr<INode>& n) : name_(name), owner_(n) 26 { 27 } 28 ~PortBase() override = default; 29 std::string GetName() const override; 30 RetCode SetFormat(const PortFormat& format) override; 31 RetCode GetFormat(PortFormat& format) const override; 32 int32_t GetStreamId() const override; 33 RetCode Connect(const std::shared_ptr<IPort>& peer) override; 34 RetCode DisConnect() override; 35 int32_t Direction() const override; 36 std::shared_ptr<INode> GetNode() const override; 37 std::shared_ptr<IPort> Peer() const override; 38 void DeliverBuffer(std::shared_ptr<IBuffer>& buffer) override; 39 void DeliverBuffers(std::vector<std::shared_ptr<IBuffer>>& buffers) override; 40 void DeliverBuffers(std::shared_ptr<FrameSpec> frameSpec) override; 41 void DeliverBuffers(std::vector<std::shared_ptr<FrameSpec>> mergeVec) override; 42 protected: 43 std::string name_; 44 std::shared_ptr<IPort> peer_ = nullptr; 45 std::weak_ptr<INode> owner_; 46 }; 47 48 class NodeBase : public INode, public std::enable_shared_from_this<NodeBase> { 49 public: NodeBase(const std::string & name,const std::string & type,const std::string & cameraId)50 NodeBase(const std::string& name, const std::string& type, const std::string &cameraId) 51 : name_(name), type_(type), cameraId_(cameraId) 52 { 53 } ~NodeBase()54 ~NodeBase() override 55 { 56 CAMERA_LOGI("node dtor enter\n"); 57 for (const auto& it : portVec_) { 58 it->DisConnect(); 59 } 60 portVec_.clear(); 61 } 62 63 std::string GetName() const override; 64 std::string GetType() const override; 65 std::shared_ptr<IPort> GetPort(const std::string& name) override; 66 RetCode Init(const int32_t streamId) override; 67 RetCode Start(const int32_t streamId) override; 68 RetCode Flush(const int32_t streamId) override; 69 RetCode SetCallback() override; 70 RetCode Stop(const int32_t streamId) override; 71 RetCode Config(const int32_t streamId, const CaptureMeta& meta) override; 72 RetCode Capture(const int32_t streamId, const int32_t captureId) override; 73 RetCode CancelCapture(const int32_t streamId) override; 74 int32_t GetNumberOfInPorts() const override; 75 int32_t GetNumberOfOutPorts() const override; 76 std::vector<std::shared_ptr<IPort>> GetInPorts() const override; 77 std::vector<std::shared_ptr<IPort>> GetOutPorts() override; 78 std::shared_ptr<IPort> GetOutPortById(const int32_t id) override; 79 void SetCallBack(BufferCb c) override; 80 void DeliverBuffer(std::shared_ptr<IBuffer>& buffer) override; 81 void DeliverBuffers(std::vector<std::shared_ptr<IBuffer>>& buffers) override; 82 83 virtual RetCode ProvideBuffers(std::shared_ptr<FrameSpec> frameSpec); 84 void DeliverBuffers(std::shared_ptr<FrameSpec> frameSpec) override; 85 void DeliverBuffers(std::vector<std::shared_ptr<FrameSpec>> mergeVec) override; 86 87 protected: 88 std::string name_; 89 std::string type_; 90 std::string cameraId_; 91 std::vector<std::shared_ptr<IPort>> portVec_; 92 mutable std::mutex portLock_; 93 }; 94 } 95 #endif 96 97