Magic-Mirror/gecko-dev
1
0
Fork 0
mirror of https://github.com/mozilla/gecko-dev.git synced 2024-10-21 01:05:45 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

Bug 1542931 add WorkletNodeEngine and send control message for processor construction r=padenot

Browse Source 
Depends on D34479

Differential Revision: https://phabricator.services.mozilla.com/D34480

--HG--
extra : moz-landing-system : lando
This commit is contained in:
Karl Tomlinson 2019-06-14 15:04:12 +00:00
parent 1c139d77db
commit 64d6bd309f
1 changed files with 35 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

35
dom/media/webaudio/AudioWorkletNode.cpp
View File

@ -15,6 +15,22 @@ namespace dom {
NS_IMPL_ISUPPORTS_CYCLE_COLLECTION_INHERITED_0(AudioWorkletNode, AudioNode)
class WorkletNodeEngine final : public AudioNodeEngine {
public:
explicit WorkletNodeEngine(AudioWorkletNode* aNode)
: AudioNodeEngine(aNode) {}
void ConstructProcessor(AudioWorkletImpl* aWorkletImpl,
const nsAString& aName,
StructuredCloneHolder* aOptionsSerialization);
};
void WorkletNodeEngine::ConstructProcessor(
AudioWorkletImpl* aWorkletImpl, const nsAString& aName,
StructuredCloneHolder* aOptionsSerialization) {
// TODO: bug 1542931
}
AudioWorkletNode::AudioWorkletNode(AudioContext* aAudioContext,
const nsAString& aName,
const AudioWorkletNodeOptions& aOptions)
@ -101,6 +117,25 @@ already_AddRefed<AudioWorkletNode> AudioWorkletNode::Constructor(
return nullptr;
}
audioWorkletNode->mStream = AudioNodeStream::Create(
&aAudioContext, new WorkletNodeEngine(audioWorkletNode),
AudioNodeStream::NO_STREAM_FLAGS, aAudioContext.Graph());
/**
* 10. Queue a control message to create an AudioWorkletProcessor, given
* nodeName, processorPortSerialization, optionsSerialization, and node.
*/
Worklet* worklet = aAudioContext.GetAudioWorklet(aRv);
MOZ_ASSERT(worklet, "Worklet already existed and so getter shouldn't fail.");
auto workletImpl = static_cast<AudioWorkletImpl*>(worklet->Impl());
audioWorkletNode->mStream->SendRunnable(NS_NewRunnableFunction(
"WorkletNodeEngine::ConstructProcessor",
[stream = audioWorkletNode->mStream,
workletImpl = RefPtr<AudioWorkletImpl>(workletImpl),
name = nsString(aName), options = std::move(optionsSerialization)]() {
auto engine = static_cast<WorkletNodeEngine*>(stream->Engine());
engine->ConstructProcessor(workletImpl, name, options.get());
}));
return audioWorkletNode.forget();
}