From 6bf0a5cb5034a7e684dcc3500e841785237ce2dd Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 19:32:43 +0200 Subject: Adding upstream version 1:115.7.0. Signed-off-by: Daniel Baumann --- dom/media/ForwardedInputTrack.h | 68 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 68 insertions(+) create mode 100644 dom/media/ForwardedInputTrack.h (limited to 'dom/media/ForwardedInputTrack.h') diff --git a/dom/media/ForwardedInputTrack.h b/dom/media/ForwardedInputTrack.h new file mode 100644 index 0000000000..2aaa30ca8f --- /dev/null +++ b/dom/media/ForwardedInputTrack.h @@ -0,0 +1,68 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-*/ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this file, + * You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#ifndef MOZILLA_FORWARDEDINPUTTRACK_H_ +#define MOZILLA_FORWARDEDINPUTTRACK_H_ + +#include "MediaTrackGraph.h" +#include "MediaTrackListener.h" +#include + +namespace mozilla { + +/** + * See MediaTrackGraph::CreateForwardedInputTrack. + */ +class ForwardedInputTrack : public ProcessedMediaTrack { + public: + ForwardedInputTrack(TrackRate aSampleRate, MediaSegment::Type aType); + + virtual ForwardedInputTrack* AsForwardedInputTrack() override { return this; } + friend class DOMMediaStream; + + void AddInput(MediaInputPort* aPort) override; + void RemoveInput(MediaInputPort* aPort) override; + void ProcessInput(GraphTime aFrom, GraphTime aTo, uint32_t aFlags) override; + + DisabledTrackMode CombinedDisabledMode() const override; + void SetDisabledTrackModeImpl(DisabledTrackMode aMode) override; + void OnInputDisabledModeChanged(DisabledTrackMode aInputMode) override; + + uint32_t NumberOfChannels() const override; + + friend class MediaTrackGraphImpl; + + protected: + // Set up this track from a specific input. + void SetInput(MediaInputPort* aPort); + + // MediaSegment-agnostic ProcessInput. + void ProcessInputImpl(MediaTrack* aSource, MediaSegment* aSegment, + GraphTime aFrom, GraphTime aTo, uint32_t aFlags); + + void AddDirectListenerImpl( + already_AddRefed aListener) override; + void RemoveDirectListenerImpl(DirectMediaTrackListener* aListener) override; + void RemoveAllDirectListenersImpl() override; + + // These are direct track listeners that have been added to this + // ForwardedInputTrack-track. While an input is set, these are forwarded to + // the input track. We will update these when this track's disabled status + // changes. + nsTArray> mOwnedDirectListeners; + + // Set if an input has been added, nullptr otherwise. Adding more than one + // input is an error. + MediaInputPort* mInputPort = nullptr; + + // This track's input's associated disabled mode. ENABLED if there is no + // input. This is used with MediaTrackListener::NotifyEnabledStateChanged(), + // which affects only video tracks. This is set only on ForwardedInputTracks. + DisabledTrackMode mInputDisabledMode = DisabledTrackMode::ENABLED; +}; + +} // namespace mozilla + +#endif /* MOZILLA_FORWARDEDINPUTTRACK_H_ */ -- cgit v1.2.3