66 lines
1.7 KiB
C++
66 lines
1.7 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop application for the Telegram messaging service.
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For license and copyright information please follow this link:
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https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
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*/
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#pragma once
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#include "media/streaming/media_streaming_loader.h"
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#include "mtproto/sender.h"
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#include "data/data_file_origin.h"
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#include "storage/download_manager_mtproto.h"
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namespace Media {
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namespace Streaming {
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class LoaderMtproto : public Loader, public Storage::DownloadMtprotoTask {
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public:
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LoaderMtproto(
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not_null<Storage::DownloadManagerMtproto*> owner,
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const StorageFileLocation &location,
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int size,
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Data::FileOrigin origin);
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[[nodiscard]] Storage::Cache::Key baseCacheKey() const override;
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[[nodiscard]] int size() const override;
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void load(int offset) override;
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void cancel(int offset) override;
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void resetPriorities() override;
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void setPriority(int priority) override;
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void stop() override;
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void tryRemoveFromQueue() override;
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// Parts will be sent from the main thread.
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[[nodiscard]] rpl::producer<LoadedPart> parts() const override;
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void attachDownloader(
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not_null<Storage::StreamedFileDownloader*> downloader) override;
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void clearAttachedDownloader() override;
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private:
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bool readyToRequest() const override;
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int takeNextRequestOffset() override;
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bool feedPart(int offset, const QByteArray &bytes) override;
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void cancelOnFail() override;
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void cancelForOffset(int offset);
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void addToQueueWithPriority();
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const int _size = 0;
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int _priority = 0;
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MTP::Sender _api;
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PriorityQueue _requested;
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rpl::event_stream<LoadedPart> _parts;
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Storage::StreamedFileDownloader *_downloader = nullptr;
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};
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} // namespace Streaming
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} // namespace Media
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