gecko-dev/dom/webidl/AudioContext.webidl

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/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/.
*
* The origin of this IDL file is
* https://dvcs.w3.org/hg/audio/raw-file/tip/webaudio/specification.html
*
* Copyright © 2012 W3C® (MIT, ERCIM, Keio), All Rights Reserved. W3C
* liability, trademark and document use rules apply.
*/
callback DecodeSuccessCallback = void (AudioBuffer decodedData);
callback DecodeErrorCallback = void ();
[Constructor, PrefControlled]
interface AudioContext : EventTarget {
readonly attribute AudioDestinationNode destination;
readonly attribute float sampleRate;
readonly attribute double currentTime;
readonly attribute AudioListener listener;
[Creator, Throws]
AudioBuffer createBuffer(unsigned long numberOfChannels, unsigned long length, float sampleRate);
void decodeAudioData(ArrayBuffer audioData,
DecodeSuccessCallback successCallback,
optional DecodeErrorCallback errorCallback);
// AudioNode creation
[Creator]
AudioBufferSourceNode createBufferSource();
[Creator, Throws]
MediaStreamAudioDestinationNode createMediaStreamDestination();
[Creator, Throws]
ScriptProcessorNode createScriptProcessor(optional unsigned long bufferSize = 0,
optional unsigned long numberOfInputChannels = 2,
optional unsigned long numberOfOutputChannels = 2);
[Creator]
AnalyserNode createAnalyser();
[Creator, Throws]
MediaElementAudioSourceNode createMediaElementSource(HTMLMediaElement mediaElement);
[Creator, Throws]
MediaStreamAudioSourceNode createMediaStreamSource(MediaStream mediaStream);
[Creator]
GainNode createGain();
[Creator, Throws]
DelayNode createDelay(optional double maxDelayTime = 1);
[Creator]
BiquadFilterNode createBiquadFilter();
[Creator]
WaveShaperNode createWaveShaper();
[Creator]
PannerNode createPanner();
[Creator]
ConvolverNode createConvolver();
[Creator, Throws]
ChannelSplitterNode createChannelSplitter(optional unsigned long numberOfOutputs = 6);
[Creator, Throws]
ChannelMergerNode createChannelMerger(optional unsigned long numberOfInputs = 6);
[Creator]
DynamicsCompressorNode createDynamicsCompressor();
[Creator]
OscillatorNode createOscillator();
[Creator, Throws]
PeriodicWave createPeriodicWave(Float32Array real, Float32Array imag);
};
/*
* The origin of this IDL file is
* https://dvcs.w3.org/hg/audio/raw-file/tip/webaudio/specification.html#AlternateNames
*/
[PrefControlled]
partial interface AudioContext {
[Creator, Throws]
AudioBuffer? createBuffer(ArrayBuffer buffer, boolean mixToMono);
// Same as createGain()
[Creator,Pref="media.webaudio.legacy.AudioContext"]
GainNode createGainNode();
// Same as createDelay()
[Creator, Throws, Pref="media.webaudio.legacy.AudioContext"]
DelayNode createDelayNode(optional double maxDelayTime = 1);
// Same as createScriptProcessor()
[Creator, Throws, Pref="media.webaudio.legacy.AudioContext"]
ScriptProcessorNode createJavaScriptNode(optional unsigned long bufferSize = 0,
optional unsigned long numberOfInputChannels = 2,
optional unsigned long numberOfOutputChannels = 2);
};