зеркало из https://github.com/mozilla/gecko-dev.git
60 строки
2.0 KiB
C++
60 строки
2.0 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-*/
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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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#ifndef MOZILLA_FORWARDEDINPUTTRACK_H_
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#define MOZILLA_FORWARDEDINPUTTRACK_H_
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#include "MediaTrackGraph.h"
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#include "nsAutoPtr.h"
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#include <algorithm>
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namespace mozilla {
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/**
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* See MediaTrackGraph::CreateForwardedInputTrack.
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*/
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class ForwardedInputTrack : public ProcessedMediaTrack {
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public:
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ForwardedInputTrack(TrackRate aSampleRate, MediaSegment::Type aType);
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virtual ForwardedInputTrack* AsForwardedInputTrack() override { return this; }
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friend class DOMMediaStream;
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void AddInput(MediaInputPort* aPort) override;
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void RemoveInput(MediaInputPort* aPort) override;
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void ProcessInput(GraphTime aFrom, GraphTime aTo, uint32_t aFlags) override;
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void SetEnabledImpl(DisabledTrackMode aMode) override;
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friend class MediaTrackGraphImpl;
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protected:
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// Set up this track from a specific input.
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void SetInput(MediaInputPort* aPort);
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// MediaSegment-agnostic ProcessInput.
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void ProcessInputImpl(MediaTrack* aSource, MediaSegment* aSegment,
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GraphTime aFrom, GraphTime aTo, uint32_t aFlags);
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void AddDirectListenerImpl(
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already_AddRefed<DirectMediaTrackListener> aListener) override;
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void RemoveDirectListenerImpl(DirectMediaTrackListener* aListener) override;
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void RemoveAllDirectListenersImpl() override;
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// These are direct track listeners that have been added to this
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// ForwardedInputTrack-track. While an input is set, these are forwarded to
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// the input track. We will update these when this track's disabled status
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// changes.
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nsTArray<RefPtr<DirectMediaTrackListener>> mOwnedDirectListeners;
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// Set if an input has been added, nullptr otherwise. Adding more than one
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// input is an error.
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MediaInputPort* mInputPort = nullptr;
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};
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} // namespace mozilla
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#endif /* MOZILLA_FORWARDEDINPUTTRACK_H_ */
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