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 * 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 HOS_CAMERA_OFFLINE_STREAM_H 17 #define HOS_CAMERA_OFFLINE_STREAM_H 18 19 #include "camera.h" 20 #include "offline_stream_context.h" 21 #include "v1_0/istream_operator_vdi_callback.h" 22 #include <condition_variable> 23 #include <mutex> 24 #include "capture_message.h" 25 26 namespace OHOS::Camera { 27 using namespace OHOS::VDI::Camera::V1_0; 28 class OfflineStream { 29 public: 30 OfflineStream() = default; 31 virtual ~OfflineStream(); 32 OfflineStream(int32_t id, const OHOS::sptr<IStreamOperatorVdiCallback> &callback); 33 34 RetCode Init(std::shared_ptr<OfflineStreamContext> &context); 35 RetCode CancelCapture(int32_t captureId); 36 RetCode Release(); 37 bool CheckCaptureIdExist(int32_t captureId); 38 void ReceiveOfflineBuffer(std::shared_ptr<IBuffer> &buffer); 39 int32_t GetStreamId() const; 40 41 private: 42 RetCode ReturnBuffer(std::shared_ptr<IBuffer> &buffer); 43 void HandleMessage(MessageGroup& message); 44 void OnCaptureEnded(int32_t captureId, const std::vector<VdiCaptureEndedInfo> &infos); 45 void OnCaptureError(int32_t captureId, const std::vector<VdiCaptureErrorInfo> &infos); 46 47 private: 48 int32_t streamId_ = -1; 49 std::shared_ptr<OfflineStreamContext> context_ = {}; 50 OHOS::sptr<IStreamOperatorVdiCallback> callback_ = nullptr; 51 std::mutex lock_; 52 std::shared_ptr<CaptureMessageOperator> messenger_ = nullptr; 53 }; 54 } // namespace OHOS::Camera 55 #endif 56