зеркало из https://github.com/mozilla/gecko-dev.git
120 строки
4.2 KiB
Plaintext
120 строки
4.2 KiB
Plaintext
/* -*- 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://webaudio.github.io/web-audio-api/
|
|
*
|
|
* 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 ();
|
|
|
|
enum AudioContextState {
|
|
"suspended",
|
|
"running",
|
|
"closed"
|
|
};
|
|
|
|
dictionary PeriodicWaveConstraints {
|
|
boolean disableNormalization = false;
|
|
};
|
|
|
|
[Constructor,
|
|
Constructor(AudioChannel audioChannelType),
|
|
Pref="dom.webaudio.enabled"]
|
|
interface AudioContext : EventTarget {
|
|
|
|
readonly attribute AudioDestinationNode destination;
|
|
readonly attribute float sampleRate;
|
|
readonly attribute double currentTime;
|
|
readonly attribute AudioListener listener;
|
|
readonly attribute AudioContextState state;
|
|
[Throws]
|
|
Promise<void> suspend();
|
|
[Throws]
|
|
Promise<void> resume();
|
|
[Throws]
|
|
Promise<void> close();
|
|
attribute EventHandler onstatechange;
|
|
|
|
[NewObject, Throws]
|
|
AudioBuffer createBuffer(unsigned long numberOfChannels, unsigned long length, float sampleRate);
|
|
|
|
[Throws]
|
|
Promise<AudioBuffer> decodeAudioData(ArrayBuffer audioData,
|
|
optional DecodeSuccessCallback successCallback,
|
|
optional DecodeErrorCallback errorCallback);
|
|
|
|
// AudioNode creation
|
|
[NewObject, Throws]
|
|
AudioBufferSourceNode createBufferSource();
|
|
|
|
[NewObject, Throws]
|
|
MediaStreamAudioDestinationNode createMediaStreamDestination();
|
|
|
|
[NewObject, Throws]
|
|
ScriptProcessorNode createScriptProcessor(optional unsigned long bufferSize = 0,
|
|
optional unsigned long numberOfInputChannels = 2,
|
|
optional unsigned long numberOfOutputChannels = 2);
|
|
|
|
[NewObject, Throws]
|
|
StereoPannerNode createStereoPanner();
|
|
[NewObject, Throws]
|
|
AnalyserNode createAnalyser();
|
|
[NewObject, Throws, UnsafeInPrerendering]
|
|
MediaElementAudioSourceNode createMediaElementSource(HTMLMediaElement mediaElement);
|
|
[NewObject, Throws, UnsafeInPrerendering]
|
|
MediaStreamAudioSourceNode createMediaStreamSource(MediaStream mediaStream);
|
|
[NewObject, Throws]
|
|
GainNode createGain();
|
|
[NewObject, Throws]
|
|
DelayNode createDelay(optional double maxDelayTime = 1);
|
|
[NewObject, Throws]
|
|
BiquadFilterNode createBiquadFilter();
|
|
[NewObject, Throws]
|
|
IIRFilterNode createIIRFilter(sequence<double> feedforward, sequence<double> feedback);
|
|
[NewObject, Throws]
|
|
WaveShaperNode createWaveShaper();
|
|
[NewObject, Throws]
|
|
PannerNode createPanner();
|
|
[NewObject, Throws]
|
|
ConvolverNode createConvolver();
|
|
|
|
[NewObject, Throws]
|
|
ChannelSplitterNode createChannelSplitter(optional unsigned long numberOfOutputs = 6);
|
|
[NewObject, Throws]
|
|
ChannelMergerNode createChannelMerger(optional unsigned long numberOfInputs = 6);
|
|
|
|
[NewObject, Throws]
|
|
DynamicsCompressorNode createDynamicsCompressor();
|
|
|
|
[NewObject, Throws]
|
|
OscillatorNode createOscillator();
|
|
[NewObject, Throws]
|
|
PeriodicWave createPeriodicWave(Float32Array real, Float32Array imag, optional PeriodicWaveConstraints constraints);
|
|
|
|
};
|
|
|
|
// Mozilla extensions
|
|
partial interface AudioContext {
|
|
// Read AudioChannel.webidl for more information about this attribute.
|
|
[Pref="media.useAudioChannelAPI"]
|
|
readonly attribute AudioChannel mozAudioChannelType;
|
|
|
|
// These 2 events are dispatched when the AudioContext object is muted by
|
|
// the AudioChannelService. It's call 'interrupt' because when this event is
|
|
// dispatched on a HTMLMediaElement, the audio stream is paused.
|
|
[Pref="media.useAudioChannelAPI"]
|
|
attribute EventHandler onmozinterruptbegin;
|
|
|
|
[Pref="media.useAudioChannelAPI"]
|
|
attribute EventHandler onmozinterruptend;
|
|
|
|
// This method is for test only.
|
|
[ChromeOnly] AudioChannel testAudioChannelInAudioNodeStream();
|
|
};
|