mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
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160 lines
4.0 KiB
C++
160 lines
4.0 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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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
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_dom_SourceBuffer_h_
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#define mozilla_dom_SourceBuffer_h_
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#include "MediaDecoderReader.h"
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#include "MediaSource.h"
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#include "js/RootingAPI.h"
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#include "mozilla/Assertions.h"
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#include "mozilla/Attributes.h"
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#include "mozilla/dom/SourceBufferBinding.h"
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#include "mozilla/dom/TypedArray.h"
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#include "mozilla/DOMEventTargetHelper.h"
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#include "mozilla/mozalloc.h"
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#include "nsAutoPtr.h"
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#include "nsCOMPtr.h"
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#include "nsCycleCollectionNoteChild.h"
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#include "nsCycleCollectionParticipant.h"
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#include "nsISupports.h"
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#include "nsStringGlue.h"
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#include "nscore.h"
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class JSObject;
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struct JSContext;
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namespace mozilla {
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class ContainerParser;
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class ErrorResult;
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class SourceBufferResource;
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class SubBufferDecoder;
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template <typename T> class AsyncEventRunner;
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namespace dom {
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class TimeRanges;
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class SourceBuffer MOZ_FINAL : public DOMEventTargetHelper
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{
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public:
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/** WebIDL Methods. */
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SourceBufferAppendMode Mode() const
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{
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return mAppendMode;
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}
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void SetMode(SourceBufferAppendMode aMode, ErrorResult& aRv);
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bool Updating() const
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{
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return mUpdating;
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}
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already_AddRefed<TimeRanges> GetBuffered(ErrorResult& aRv);
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double TimestampOffset() const
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{
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return mTimestampOffset;
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}
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void SetTimestampOffset(double aTimestampOffset, ErrorResult& aRv);
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double AppendWindowStart() const
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{
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return mAppendWindowStart;
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}
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void SetAppendWindowStart(double aAppendWindowStart, ErrorResult& aRv);
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double AppendWindowEnd() const
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{
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return mAppendWindowEnd;
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}
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void SetAppendWindowEnd(double aAppendWindowEnd, ErrorResult& aRv);
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void AppendBuffer(const ArrayBuffer& aData, ErrorResult& aRv);
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void AppendBuffer(const ArrayBufferView& aData, ErrorResult& aRv);
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void Abort(ErrorResult& aRv);
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void Remove(double aStart, double aEnd, ErrorResult& aRv);
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/** End WebIDL Methods. */
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NS_DECL_ISUPPORTS_INHERITED
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NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(SourceBuffer, DOMEventTargetHelper)
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static already_AddRefed<SourceBuffer> Create(MediaSource* aMediaSource, const nsACString& aType);
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~SourceBuffer();
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MediaSource* GetParentObject() const;
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JSObject* WrapObject(JSContext* aCx) MOZ_OVERRIDE;
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// Notify the SourceBuffer that it has been detached from the
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// MediaSource's sourceBuffer list.
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void Detach();
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bool IsAttached() const
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{
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return mMediaSource != nullptr;
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}
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void Ended();
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// Evict data in the source buffer in the given time range.
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void Evict(double aStart, double aEnd);
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// Returns true if the data in the source buffer contains the given time.
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bool ContainsTime(double aTime);
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private:
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SourceBuffer(MediaSource* aMediaSource, const nsACString& aType);
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friend class AsyncEventRunner<SourceBuffer>;
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void DispatchSimpleEvent(const char* aName);
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void QueueAsyncSimpleEvent(const char* aName);
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// Create a new decoder for mType, add it to mDecoders and update mCurrentDecoder.
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bool InitNewDecoder();
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// Update mUpdating and fire the appropriate events.
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void StartUpdating();
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void StopUpdating();
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void AbortUpdating();
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// Shared implementation of AppendBuffer overloads.
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void AppendData(const uint8_t* aData, uint32_t aLength, ErrorResult& aRv);
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// Provide the minimum start time and maximum end time that is available
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// in the data buffered by this SourceBuffer.
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void GetBufferedStartEndTime(double* aStart, double* aEnd);
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nsRefPtr<MediaSource> mMediaSource;
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const nsAutoCString mType;
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nsAutoPtr<ContainerParser> mParser;
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nsRefPtr<SubBufferDecoder> mDecoder;
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double mAppendWindowStart;
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double mAppendWindowEnd;
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double mTimestampOffset;
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SourceBufferAppendMode mAppendMode;
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bool mUpdating;
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bool mDecoderInit;
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};
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} // namespace dom
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} // namespace mozilla
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#endif /* mozilla_dom_SourceBuffer_h_ */
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