120 lines
2.9 KiB
C++
120 lines
2.9 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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#include "MediaStreamGraph.h"
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#include "DOMMediaStream.h"
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#include "InputPortData.h"
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#include "InputPortListeners.h"
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#include "mozilla/AsyncEventDispatcher.h"
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#include "mozilla/dom/InputPort.h"
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namespace mozilla {
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namespace dom {
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NS_IMPL_CYCLE_COLLECTION_INHERITED(InputPort, DOMEventTargetHelper,
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mStream,
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mInputPortListener)
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NS_IMPL_ADDREF_INHERITED(InputPort, DOMEventTargetHelper)
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NS_IMPL_RELEASE_INHERITED(InputPort, DOMEventTargetHelper)
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NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION_INHERITED(InputPort)
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NS_INTERFACE_MAP_END_INHERITING(DOMEventTargetHelper)
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InputPort::InputPort(nsPIDOMWindow* aWindow)
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: DOMEventTargetHelper(aWindow)
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, mIsConnected(false)
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{
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}
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InputPort::~InputPort()
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{
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}
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void
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InputPort::Init(nsIInputPortData* aData, nsIInputPortListener* aListener, ErrorResult& aRv)
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{
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MOZ_ASSERT(aData);
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MOZ_ASSERT(aListener);
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aRv = aData->GetId(mId);
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if (NS_WARN_IF(aRv.Failed())) {
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return;
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}
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if (NS_WARN_IF(mId.IsEmpty())) {
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aRv.Throw(NS_ERROR_FAILURE);
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return;
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}
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InputPortType type = static_cast<InputPortData*>(aData)->GetType();
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if (NS_WARN_IF(type == InputPortType::EndGuard_)) {
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aRv.Throw(NS_ERROR_FAILURE);
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return;
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}
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aData->GetConnected(&mIsConnected);
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mInputPortListener = static_cast<InputPortListener*>(aListener);
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mInputPortListener->RegisterInputPort(this);
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MediaStreamGraph* graph =
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MediaStreamGraph::GetInstance(MediaStreamGraph::SYSTEM_THREAD_DRIVER,
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AudioChannel::Normal);
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mStream = DOMMediaStream::CreateSourceStream(GetOwner(), graph);
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}
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void
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InputPort::Shutdown()
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{
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MOZ_ASSERT(mInputPortListener);
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if (mInputPortListener) {
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mInputPortListener->UnregisterInputPort(this);
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mInputPortListener = nullptr;
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}
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}
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/* virtual */ JSObject*
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InputPort::WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto)
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{
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return InputPortBinding::Wrap(aCx, this, aGivenProto);
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}
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void
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InputPort::NotifyConnectionChanged(bool aIsConnected)
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{
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MOZ_ASSERT(mIsConnected != aIsConnected);
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mIsConnected = aIsConnected;
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RefPtr<AsyncEventDispatcher> asyncDispatcher =
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new AsyncEventDispatcher(this,
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aIsConnected ? NS_LITERAL_STRING("connect") :
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NS_LITERAL_STRING("disconnect"),
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false);
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asyncDispatcher->PostDOMEvent();
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}
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void
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InputPort::GetId(nsAString& aId) const
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{
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aId = mId;
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}
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DOMMediaStream*
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InputPort::Stream() const
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{
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return mStream;
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}
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bool
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InputPort::Connected() const
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{
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return mIsConnected;
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}
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} // namespace dom
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} // namespace mozilla
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