The Tor Browser / file comparison
comparison: content/media/webaudio/MediaStreamAudioSourceNode.cpp
content/media/webaudio/MediaStreamAudioSourceNode.cpp
- branch
- TOR_BUG_9701
- changeset 13
- 44a2da4a2ab2
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| -1:000000000000 | 0:d13b10467ad7 |
|---|---|
| 1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | |
| 2 /* vim:set ts=2 sw=2 sts=2 et cindent: */ | |
| 3 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 4 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 6 | |
| 7 #include "MediaStreamAudioSourceNode.h" | |
| 8 #include "mozilla/dom/MediaStreamAudioSourceNodeBinding.h" | |
| 9 #include "AudioNodeEngine.h" | |
| 10 #include "AudioNodeExternalInputStream.h" | |
| 11 #include "DOMMediaStream.h" | |
| 12 | |
| 13 namespace mozilla { | |
| 14 namespace dom { | |
| 15 | |
| 16 NS_IMPL_CYCLE_COLLECTION_CLASS(MediaStreamAudioSourceNode) | |
| 17 | |
| 18 NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN(MediaStreamAudioSourceNode) | |
| 19 NS_IMPL_CYCLE_COLLECTION_UNLINK(mInputStream) | |
| 20 NS_IMPL_CYCLE_COLLECTION_UNLINK_END_INHERITED(AudioNode) | |
| 21 | |
| 22 NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN_INHERITED(MediaStreamAudioSourceNode, AudioNode) | |
| 23 NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mInputStream) | |
| 24 NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END | |
| 25 | |
| 26 NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION_INHERITED(MediaStreamAudioSourceNode) | |
| 27 NS_INTERFACE_MAP_END_INHERITING(AudioNode) | |
| 28 | |
| 29 NS_IMPL_ADDREF_INHERITED(MediaStreamAudioSourceNode, AudioNode) | |
| 30 NS_IMPL_RELEASE_INHERITED(MediaStreamAudioSourceNode, AudioNode) | |
| 31 | |
| 32 MediaStreamAudioSourceNode::MediaStreamAudioSourceNode(AudioContext* aContext, | |
| 33 DOMMediaStream* aMediaStream) | |
| 34 : AudioNode(aContext, | |
| 35 2, | |
| 36 ChannelCountMode::Max, | |
| 37 ChannelInterpretation::Speakers), | |
| 38 mInputStream(aMediaStream) | |
| 39 { | |
| 40 AudioNodeEngine* engine = new AudioNodeEngine(this); | |
| 41 mStream = aContext->Graph()->CreateAudioNodeExternalInputStream(engine); | |
| 42 ProcessedMediaStream* outputStream = static_cast<ProcessedMediaStream*>(mStream.get()); | |
| 43 mInputPort = outputStream->AllocateInputPort(aMediaStream->GetStream(), | |
| 44 MediaInputPort::FLAG_BLOCK_INPUT); | |
| 45 mInputStream->AddConsumerToKeepAlive(this); | |
| 46 } | |
| 47 | |
| 48 MediaStreamAudioSourceNode::~MediaStreamAudioSourceNode() | |
| 49 { | |
| 50 } | |
| 51 | |
| 52 size_t | |
| 53 MediaStreamAudioSourceNode::SizeOfExcludingThis(MallocSizeOf aMallocSizeOf) const | |
| 54 { | |
| 55 // Future: | |
| 56 // - mInputStream | |
| 57 size_t amount = AudioNode::SizeOfExcludingThis(aMallocSizeOf); | |
| 58 amount += mInputPort->SizeOfIncludingThis(aMallocSizeOf); | |
| 59 return amount; | |
| 60 } | |
| 61 | |
| 62 size_t | |
| 63 MediaStreamAudioSourceNode::SizeOfIncludingThis(MallocSizeOf aMallocSizeOf) const | |
| 64 { | |
| 65 return aMallocSizeOf(this) + SizeOfExcludingThis(aMallocSizeOf); | |
| 66 } | |
| 67 | |
| 68 void | |
| 69 MediaStreamAudioSourceNode::DestroyMediaStream() | |
| 70 { | |
| 71 if (mInputPort) { | |
| 72 mInputPort->Destroy(); | |
| 73 mInputPort = nullptr; | |
| 74 } | |
| 75 AudioNode::DestroyMediaStream(); | |
| 76 } | |
| 77 | |
| 78 JSObject* | |
| 79 MediaStreamAudioSourceNode::WrapObject(JSContext* aCx) | |
| 80 { | |
| 81 return MediaStreamAudioSourceNodeBinding::Wrap(aCx, this); | |
| 82 } | |
| 83 | |
| 84 } | |
| 85 } | |
| 86 |
