1 /* 2 * Copyright (c) 2023-2023 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 #ifndef OHOS_CAMERA_DPS_READER_H 16 #define OHOS_CAMERA_DPS_READER_H 17 18 #include "basic_definitions.h" 19 #include "demuxer.h" 20 #include "track.h" 21 #include "media_format.h" 22 23 namespace OHOS { 24 namespace CameraStandard { 25 namespace DeferredProcessing { 26 using namespace MediaAVCodec; 27 class Reader { 28 public: 29 Reader() = default; 30 virtual ~Reader(); 31 32 MediaManagerError Create(int32_t inputFd); 33 MediaManagerError Read(TrackType trackType, std::shared_ptr<AVBuffer>& sample); 34 MediaManagerError GetMediaInfo(std::shared_ptr<MediaInfo>& mediaInfo); 35 MediaManagerError Reset(int64_t resetPts); 36 GetTracks()37 inline const std::map<TrackType, const std::shared_ptr<Track>>& GetTracks() const 38 { 39 return tracks_; 40 }; 41 42 private: 43 MediaManagerError GetSourceFormat(); 44 void GetSourceMediaInfo(std::shared_ptr<MediaInfo>& mediaInfo) const; 45 MediaManagerError GetTrackMediaInfo(const TrackFormat& trackFormat, std::shared_ptr<MediaInfo>& mediaInfo) const; 46 MediaManagerError InitTracksAndDemuxer(); 47 static int32_t FixFPS(const double fps); 48 49 private: 50 std::shared_ptr<AVSource> source_ {nullptr}; 51 std::shared_ptr<Format> sourceFormat_ {nullptr}; 52 std::shared_ptr<Format> userFormat_ {nullptr}; 53 std::shared_ptr<Demuxer> inputDemuxer_ {nullptr}; 54 int32_t trackCount_ {0}; 55 std::map<TrackType, const std::shared_ptr<Track>> tracks_ {}; 56 }; 57 } // namespace DeferredProcessing 58 } // namespace CameraStandard 59 } // namespace OHOS 60 #endif // OHOS_CAMERA_DPS_READER_H