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 21 namespace OHOS::Camera { 22 class PortBase : public IPort { 23 public: PortBase(const std::string & name,const std::weak_ptr<INode> & n)24 PortBase(const std::string& name, const std::weak_ptr<INode>& n) : name_(name), owner_(n) 25 { 26 } 27 ~PortBase() override = default; 28 std::string GetName() const override; 29 RetCode SetFormat(const PortFormat& format) override; 30 RetCode GetFormat(PortFormat& format) const override; 31 int32_t GetStreamId() const override; 32 RetCode Connect(const std::shared_ptr<IPort>& peer) override; 33 RetCode DisConnect() override; 34 int32_t Direction() const override; 35 std::shared_ptr<INode> GetNode() const override; 36 std::shared_ptr<IPort> Peer() const override; 37 void DeliverBuffer(std::shared_ptr<IBuffer>& buffer) override; 38 void DeliverBuffers(std::vector<std::shared_ptr<IBuffer>>& buffers) override; 39 void DeliverBuffers(std::shared_ptr<FrameSpec> frameSpec) override; 40 void DeliverBuffers(std::vector<std::shared_ptr<FrameSpec>> mergeVec) override; 41 protected: 42 std::string name_; 43 std::shared_ptr<IPort> peer_ = nullptr; 44 std::weak_ptr<INode> owner_; 45 }; 46 47 class NodeBase : public INode, public std::enable_shared_from_this<NodeBase> { 48 public: NodeBase(const std::string & name,const std::string & type)49 NodeBase(const std::string& name, const std::string& type) : name_(name), type_(type) 50 { 51 } ~NodeBase()52 ~NodeBase() override 53 { 54 for (const auto& it : portVec_) { 55 it->DisConnect(); 56 } 57 portVec_.clear(); 58 } 59 60 std::string GetName() const override; 61 std::string GetType() const override; 62 std::shared_ptr<IPort> GetPort(const std::string& name) override; 63 RetCode Init(const int32_t streamId) override; 64 RetCode Start(const int32_t streamId) override; 65 RetCode Flush(const int32_t streamId) override; 66 RetCode SetCallback(const MetaDataCb cb) override; 67 RetCode Stop(const int32_t streamId) override; 68 RetCode Config(const int32_t streamId, const CaptureMeta& meta) override; 69 RetCode UpdateSettingsConfig(const CaptureMeta& meta) override; 70 RetCode Capture(const int32_t streamId, const int32_t captureId) override; 71 RetCode CancelCapture(const int32_t streamId) override; 72 int32_t GetNumberOfInPorts() const override; 73 int32_t GetNumberOfOutPorts() const override; 74 std::vector<std::shared_ptr<IPort>> GetInPorts() const override; 75 std::vector<std::shared_ptr<IPort>> GetOutPorts() override; 76 std::shared_ptr<IPort> GetOutPortById(const int32_t id) override; 77 void SetCallBack(BufferCb c) override; 78 void DeliverBuffer(std::shared_ptr<IBuffer>& buffer) override; 79 void DeliverBuffers(std::vector<std::shared_ptr<IBuffer>>& buffers) override; 80 81 virtual RetCode ProvideBuffers(std::shared_ptr<FrameSpec> frameSpec); 82 void DeliverBuffers(std::shared_ptr<FrameSpec> frameSpec) override; 83 void DeliverBuffers(std::vector<std::shared_ptr<FrameSpec>> mergeVec) override; 84 85 protected: 86 std::string name_; 87 std::string type_; 88 std::vector<std::shared_ptr<IPort>> portVec_; 89 }; 90 } 91 #endif 92 93