1 /* 2 * Copyright (c) 2025 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 HPAE_SOURCE_OUTPUT_NODE_H 17 #define HPAE_SOURCE_OUTPUT_NODE_H 18 #include <memory> 19 #include "hpae_node.h" 20 #include "hpae_pcm_buffer.h" 21 #include "audio_info.h" 22 #include "i_capturer_stream.h" 23 24 namespace OHOS { 25 namespace AudioStandard { 26 namespace HPAE { 27 28 class HpaeSourceOutputNode : public InputNode<HpaePcmBuffer *> { 29 public: 30 HpaeSourceOutputNode(HpaeNodeInfo &nodeInfo); 31 virtual ~HpaeSourceOutputNode(); 32 virtual void DoProcess() final; 33 virtual bool Reset() final; 34 bool ResetAll() final; 35 void Connect(const std::shared_ptr<OutputNode<HpaePcmBuffer *>> &preNode) override; 36 void ConnectWithInfo(const std::shared_ptr<OutputNode<HpaePcmBuffer *>> &preNode, HpaeNodeInfo &nodeInfo) override; 37 void DisConnect(const std::shared_ptr<OutputNode<HpaePcmBuffer *>> &preNode) override; 38 void DisConnectWithInfo( 39 const std::shared_ptr<OutputNode<HpaePcmBuffer *>> &preNode, HpaeNodeInfo &nodeInfo) override; 40 bool RegisterReadCallback(const std::weak_ptr<ICapturerStreamCallback> &callback); 41 int32_t SetState(HpaeSessionState captureState); 42 HpaeSessionState GetState(); 43 void SetAppUid(int32_t appUid); 44 int32_t GetAppUid(); 45 void SetMute(bool isMute); 46 private: 47 uint64_t GetTimestamp(); 48 private: 49 InputPort<HpaePcmBuffer *> inputStream_; 50 std::weak_ptr<ICapturerStreamCallback> readCallback_; 51 AudioCallBackCapturerStreamInfo streamInfo_; 52 std::vector<char> sourceOutputData_; 53 std::vector<float> interleveData_; 54 std::atomic<uint64_t> framesRead_; 55 HpaeSessionState state_ = HPAE_SESSION_NEW; 56 uint64_t totalFrames_; 57 int32_t appUid_ = -1; 58 bool isMute_; 59 }; 60 61 } // namespace HPAE 62 } // namespace AudioStandard 63 } // namespace OHOS 64 65 #endif