/src/mozilla-central/dom/media/webaudio/AudioWorkletNode.cpp
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1 | | /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ |
2 | | /* vim: set ts=8 sts=2 et sw=2 tw=80: */ |
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 https://mozilla.org/MPL/2.0/. */ |
6 | | |
7 | | #include "AudioWorkletNode.h" |
8 | | |
9 | | #include "AudioParamMap.h" |
10 | | #include "mozilla/dom/AudioWorkletNodeBinding.h" |
11 | | #include "mozilla/dom/MessagePort.h" |
12 | | |
13 | | namespace mozilla { |
14 | | namespace dom { |
15 | | |
16 | | NS_IMPL_ISUPPORTS_CYCLE_COLLECTION_INHERITED_0(AudioWorkletNode, AudioNode) |
17 | | |
18 | | AudioWorkletNode::AudioWorkletNode(AudioContext* aAudioContext, |
19 | | const nsAString& aName) |
20 | | : AudioNode(aAudioContext, |
21 | | 2, |
22 | | ChannelCountMode::Max, |
23 | | ChannelInterpretation::Speakers) |
24 | | , mNodeName(aName) |
25 | 0 | { |
26 | 0 | } |
27 | | |
28 | | /* static */ already_AddRefed<AudioWorkletNode> |
29 | | AudioWorkletNode::Constructor(const GlobalObject& aGlobal, |
30 | | AudioContext& aAudioContext, |
31 | | const nsAString& aName, |
32 | | const AudioWorkletNodeOptions& aOptions, |
33 | | ErrorResult& aRv) |
34 | 0 | { |
35 | 0 | if (aAudioContext.CheckClosed(aRv)) { |
36 | 0 | return nullptr; |
37 | 0 | } |
38 | 0 | |
39 | 0 | if (aOptions.mNumberOfInputs == 0 && aOptions.mNumberOfOutputs == 0) { |
40 | 0 | aRv.Throw(NS_ERROR_DOM_NOT_SUPPORTED_ERR); |
41 | 0 | return nullptr; |
42 | 0 | } |
43 | 0 | |
44 | 0 | if (aOptions.mOutputChannelCount.WasPassed()) { |
45 | 0 | if (aOptions.mOutputChannelCount.Value().Length() != |
46 | 0 | aOptions.mNumberOfOutputs) { |
47 | 0 | aRv.Throw(NS_ERROR_DOM_INDEX_SIZE_ERR); |
48 | 0 | return nullptr; |
49 | 0 | } |
50 | 0 | |
51 | 0 | for (uint32_t channelCount : aOptions.mOutputChannelCount.Value()) { |
52 | 0 | if (channelCount == 0 || |
53 | 0 | channelCount > WebAudioUtils::MaxChannelCount) { |
54 | 0 | aRv.Throw(NS_ERROR_DOM_NOT_SUPPORTED_ERR); |
55 | 0 | return nullptr; |
56 | 0 | } |
57 | 0 | } |
58 | 0 | } |
59 | 0 |
|
60 | 0 | RefPtr<AudioWorkletNode> audioWorkletNode = |
61 | 0 | new AudioWorkletNode(&aAudioContext, aName); |
62 | 0 |
|
63 | 0 | audioWorkletNode->Initialize(aOptions, aRv); |
64 | 0 | if (NS_WARN_IF(aRv.Failed())) { |
65 | 0 | return nullptr; |
66 | 0 | } |
67 | 0 | |
68 | 0 | return audioWorkletNode.forget(); |
69 | 0 | } |
70 | | |
71 | | AudioParamMap* AudioWorkletNode::GetParameters(ErrorResult& aRv) const |
72 | 0 | { |
73 | 0 | aRv.Throw(NS_ERROR_NOT_IMPLEMENTED); |
74 | 0 | return nullptr; |
75 | 0 | } |
76 | | |
77 | | MessagePort* AudioWorkletNode::GetPort(ErrorResult& aRv) const |
78 | 0 | { |
79 | 0 | aRv.Throw(NS_ERROR_NOT_IMPLEMENTED); |
80 | 0 | return nullptr; |
81 | 0 | } |
82 | | |
83 | | JSObject* |
84 | | AudioWorkletNode::WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) |
85 | 0 | { |
86 | 0 | return AudioWorkletNode_Binding::Wrap(aCx, this, aGivenProto); |
87 | 0 | } |
88 | | |
89 | | size_t |
90 | | AudioWorkletNode::SizeOfExcludingThis(MallocSizeOf aMallocSizeOf) const |
91 | 0 | { |
92 | 0 | size_t amount = AudioNode::SizeOfExcludingThis(aMallocSizeOf); |
93 | 0 | return amount; |
94 | 0 | } |
95 | | |
96 | | size_t |
97 | | AudioWorkletNode::SizeOfIncludingThis(MallocSizeOf aMallocSizeOf) const |
98 | 0 | { |
99 | 0 | return aMallocSizeOf(this) + SizeOfExcludingThis(aMallocSizeOf); |
100 | 0 | } |
101 | | |
102 | | } // namespace dom |
103 | | } // namespace mozilla |