48 lines
2.0 KiB
Diff
48 lines
2.0 KiB
Diff
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Copied from: https://hg.mozilla.org/releases/mozilla-esr38/rev/6d43ff33bd55
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Security advisory: https://www.mozilla.org/en-US/security/advisories/mfsa2016-01/
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Mozilla Bug: https://bugzilla.mozilla.org/show_bug.cgi?id=1223670
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# HG changeset patch
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# User Karl Tomlinson <karlt+@karlt.net>
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# Date 1451362442 -46800
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# Node ID 6d43ff33bd552b8f7a34e4105cf5bcc0a8c8ea8c
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# Parent f746c38d160ea29088c15cacae44f3662befaec5
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bug 1223670 throw not supported when creating a node from a stream with different channel r=baku a=abillings
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diff --git a/dom/media/webaudio/MediaStreamAudioSourceNode.cpp b/dom/media/webaudio/MediaStreamAudioSourceNode.cpp
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--- a/dom/media/webaudio/MediaStreamAudioSourceNode.cpp
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+++ b/dom/media/webaudio/MediaStreamAudioSourceNode.cpp
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@@ -51,21 +51,29 @@ MediaStreamAudioSourceNode::Create(Audio
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}
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return node.forget();
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}
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void
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MediaStreamAudioSourceNode::Init(DOMMediaStream* aMediaStream, ErrorResult& aRv)
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{
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+ MOZ_ASSERT(aMediaStream);
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+ MediaStream* inputStream = aMediaStream->GetStream();
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+ MediaStreamGraph* graph = Context()->Graph();
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+ if (NS_WARN_IF(graph != inputStream->Graph())) {
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+ aRv.Throw(NS_ERROR_DOM_NOT_SUPPORTED_ERR);
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+ return;
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+ }
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+
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mInputStream = aMediaStream;
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AudioNodeEngine* engine = new MediaStreamAudioSourceNodeEngine(this);
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- mStream = Context()->Graph()->CreateAudioNodeExternalInputStream(engine);
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+ mStream = graph->CreateAudioNodeExternalInputStream(engine);
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ProcessedMediaStream* outputStream = static_cast<ProcessedMediaStream*>(mStream.get());
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- mInputPort = outputStream->AllocateInputPort(aMediaStream->GetStream(),
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+ mInputPort = outputStream->AllocateInputPort(inputStream,
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MediaInputPort::FLAG_BLOCK_INPUT);
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mInputStream->AddConsumerToKeepAlive(static_cast<nsIDOMEventTarget*>(this));
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PrincipalChanged(mInputStream); // trigger enabling/disabling of the connector
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mInputStream->AddPrincipalChangeObserver(this);
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}
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MediaStreamAudioSourceNode::~MediaStreamAudioSourceNode()
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