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https://gitlab.winehq.org/wine/wine-gecko.git
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66 lines
2.3 KiB
C++
66 lines
2.3 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim:set ts=2 sw=2 sts=2 et cindent: */
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/* This Source Code Form Is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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/* DASH - Dynamic Adaptive Streaming over HTTP
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*
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* DASH is an adaptive bitrate streaming technology where a multimedia file is
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* partitioned into one or more segments and delivered to a client using HTTP.
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*
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* see DASHDecoder.cpp for comments on DASH object interaction
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*/
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#if !defined(DASHRepReader_h_)
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#define DASHRepReader_h_
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#include "VideoUtils.h"
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#include "MediaDecoderReader.h"
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#include "DASHReader.h"
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namespace mozilla {
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class DASHReader;
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class DASHRepReader : public MediaDecoderReader
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{
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public:
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DASHRepReader(AbstractMediaDecoder* aDecoder)
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: MediaDecoderReader(aDecoder) { }
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virtual ~DASHRepReader() { }
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NS_INLINE_DECL_THREADSAFE_REFCOUNTING(DASHRepReader)
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virtual void SetMainReader(DASHReader *aMainReader) = 0;
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// Sets range for initialization bytes; used by DASH.
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virtual void SetInitByteRange(MediaByteRange &aByteRange) = 0;
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// Sets range for index frame bytes; used by DASH.
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virtual void SetIndexByteRange(MediaByteRange &aByteRange) = 0;
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// Returns the index of the subsegment which contains the seek time (usecs).
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virtual int64_t GetSubsegmentForSeekTime(int64_t aSeekToTime) = 0;
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// Returns list of ranges for index frame start/end offsets. Used by DASH.
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virtual nsresult GetSubsegmentByteRanges(nsTArray<MediaByteRange>& aByteRanges) = 0;
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// Returns true if the reader has reached a DASH switch access point.
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virtual bool HasReachedSubsegment(uint32_t aSubsegmentIndex) = 0;
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// Requests a seek to the start of a particular DASH subsegment.
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virtual void RequestSeekToSubsegment(uint32_t aIdx) = 0;
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// Reader should stop reading at the start of the specified subsegment, and
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// should prepare for the next reader to add data to the video queue.
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// Should be implemented by a sub-reader, e.g. |nsDASHWebMReader|.
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virtual void RequestSwitchAtSubsegment(int32_t aCluster,
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MediaDecoderReader* aNextReader) = 0;
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};
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}// namespace mozilla
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#endif /*DASHRepReader*/
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