1 /* 2 * Copyright (c) 2022-2022 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 HISTREAMER_HLS_PLAYLIST_DOWNLOADER_H 17 #define HISTREAMER_HLS_PLAYLIST_DOWNLOADER_H 18 19 #include "playlist_downloader.h" 20 #include "m3u8.h" 21 22 namespace OHOS { 23 namespace Media { 24 namespace Plugin { 25 namespace HttpPlugin { 26 class HlsPlayListDownloader : public PlayListDownloader { 27 public: 28 HlsPlayListDownloader() = default; 29 ~HlsPlayListDownloader() override = default; 30 31 void Open(const std::string& url) override; 32 void UpdateManifest() override; 33 void ParseManifest() override; 34 void PlayListUpdateLoop() override; 35 void SetPlayListCallback(PlayListChangeCallback* callback) override; 36 double GetDuration() const override; 37 Seekable GetSeekable() const override; 38 39 private: 40 std::string url_ {}; 41 PlayListChangeCallback* callback_ {nullptr}; 42 std::shared_ptr<M3U8MasterPlaylist> master_; 43 std::shared_ptr<M3U8VariantStream> currentVariant_; 44 std::shared_ptr<M3U8VariantStream> previousVariant_; 45 }; 46 } 47 } 48 } 49 } 50 #endif