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_MEDIA_DOWNLOADER_H 17 #define HISTREAMER_MEDIA_DOWNLOADER_H 18 19 #include <string> 20 #include "plugin/interface/plugin_base.h" 21 #include "download/downloader.h" 22 23 namespace OHOS { 24 namespace Media { 25 namespace Plugin { 26 namespace HttpPlugin { 27 class MediaDownloader { 28 public: 29 virtual ~MediaDownloader() = default; 30 virtual bool Open(const std::string& url) = 0; 31 virtual void Close(bool isAsync) = 0; 32 virtual void Pause() = 0; 33 virtual void Resume() = 0; 34 virtual bool Read(unsigned char* buff, unsigned int wantReadLength, unsigned int& realReadLength, bool& isEos) = 0; SeekToPos(int64_t offset)35 virtual bool SeekToPos(int64_t offset) 36 { 37 return 0; 38 } 39 virtual size_t GetContentLength() const = 0; 40 virtual int64_t GetDuration() const = 0; 41 virtual Seekable GetSeekable() const = 0; 42 virtual void SetCallback(Callback* cb) = 0; 43 virtual void SetStatusCallback(StatusCallbackFunc cb) = 0; 44 virtual bool GetStartedStatus() = 0; SeekToTime(int64_t offset)45 virtual bool SeekToTime(int64_t offset) 46 { 47 return 0; 48 } GetBitRates()49 virtual std::vector<uint32_t> GetBitRates() 50 { 51 return {}; 52 } SelectBitRate(uint32_t bitRate)53 virtual bool SelectBitRate(uint32_t bitRate) 54 { 55 return 0; 56 } 57 }; 58 } 59 } 60 } 61 } 62 #endif