mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
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129 lines
3.8 KiB
C++
129 lines
3.8 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_MediaSource_h_
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#define mozilla_dom_MediaSource_h_
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#include "MediaSourceDecoder.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/DOMEventTargetHelper.h"
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#include "mozilla/dom/MediaSourceBinding.h"
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#include "mozilla/Monitor.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 "nsID.h"
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#include "nsISupports.h"
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#include "nscore.h"
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struct JSContext;
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class JSObject;
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class nsPIDOMWindow;
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namespace mozilla {
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class ErrorResult;
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template <typename T> class AsyncEventRunner;
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namespace dom {
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class GlobalObject;
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class SourceBuffer;
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class SourceBufferList;
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template <typename T> class Optional;
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#define MOZILLA_DOM_MEDIASOURCE_IMPLEMENTATION_IID \
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{ 0x3839d699, 0x22c5, 0x439f, \
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{ 0x94, 0xca, 0x0e, 0x0b, 0x26, 0xf9, 0xca, 0xbf } }
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class MediaSource MOZ_FINAL : public DOMEventTargetHelper
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{
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public:
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/** WebIDL Methods. */
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static already_AddRefed<MediaSource>
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Constructor(const GlobalObject& aGlobal,
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ErrorResult& aRv);
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SourceBufferList* SourceBuffers();
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SourceBufferList* ActiveSourceBuffers();
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MediaSourceReadyState ReadyState();
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double Duration();
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void SetDuration(double aDuration, ErrorResult& aRv);
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already_AddRefed<SourceBuffer> AddSourceBuffer(const nsAString& aType, ErrorResult& aRv);
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void RemoveSourceBuffer(SourceBuffer& aSourceBuffer, ErrorResult& aRv);
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void EndOfStream(const Optional<MediaSourceEndOfStreamError>& aError, ErrorResult& aRv);
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static bool IsTypeSupported(const GlobalObject&, const nsAString& aType);
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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(MediaSource, DOMEventTargetHelper)
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NS_DECLARE_STATIC_IID_ACCESSOR(MOZILLA_DOM_MEDIASOURCE_IMPLEMENTATION_IID)
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nsPIDOMWindow* GetParentObject() const;
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JSObject* WrapObject(JSContext* aCx) MOZ_OVERRIDE;
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// Attach this MediaSource to Decoder aDecoder. Returns false if already attached.
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bool Attach(MediaSourceDecoder* aDecoder);
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void Detach();
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// Set mReadyState to aState and fire the required events at the MediaSource.
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void SetReadyState(MediaSourceReadyState aState);
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// Used by SourceBuffer to call CreateSubDecoder.
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MediaSourceDecoder* GetDecoder()
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{
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return mDecoder;
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}
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// Called by SourceBuffers to notify this MediaSource that data has
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// been evicted from the buffered data. The start and end times
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// that were evicted are provided.
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void NotifyEvicted(double aStart, double aEnd);
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// Block thread waiting for data to be appended to a SourceBuffer.
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void WaitForData();
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// Unblock threads waiting for data to be appended to a SourceBuffer.
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void NotifyGotData();
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private:
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~MediaSource();
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explicit MediaSource(nsPIDOMWindow* aWindow);
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friend class AsyncEventRunner<MediaSource>;
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void DispatchSimpleEvent(const char* aName);
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void QueueAsyncSimpleEvent(const char* aName);
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void DurationChange(double aNewDuration, ErrorResult& aRv);
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double mDuration;
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nsRefPtr<SourceBufferList> mSourceBuffers;
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nsRefPtr<SourceBufferList> mActiveSourceBuffers;
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nsRefPtr<MediaSourceDecoder> mDecoder;
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MediaSourceReadyState mReadyState;
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// Monitor for waiting for when new data is appended to
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// a Source Buffer.
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Monitor mWaitForDataMonitor;
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};
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NS_DEFINE_STATIC_IID_ACCESSOR(MediaSource, MOZILLA_DOM_MEDIASOURCE_IMPLEMENTATION_IID)
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} // namespace dom
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} // namespace mozilla
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#endif /* mozilla_dom_MediaSource_h_ */
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