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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://webaudio.github.io/web-audio-api/#idl-def-BaseAudioContext
+ *
+ * Copyright © 2012 W3C® (MIT, ERCIM, Keio), All Rights Reserved. W3C
+ * liability, trademark and document use rules apply.
+ */
+
+callback DecodeSuccessCallback = undefined (AudioBuffer decodedData);
+callback DecodeErrorCallback = undefined (DOMException error);
+
+enum AudioContextState {
+ "suspended",
+ "running",
+ "closed"
+};
+
+[Exposed=Window]
+interface BaseAudioContext : EventTarget {
+ readonly attribute AudioDestinationNode destination;
+ readonly attribute float sampleRate;
+ readonly attribute double currentTime;
+ readonly attribute AudioListener listener;
+ readonly attribute AudioContextState state;
+ [Throws, SameObject, SecureContext, Pref="dom.audioworklet.enabled"]
+ readonly attribute AudioWorklet audioWorklet;
+
+ [NewObject]
+ Promise<undefined> resume();
+
+ attribute EventHandler onstatechange;
+
+ [NewObject, Throws]
+ AudioBuffer createBuffer (unsigned long numberOfChannels,
+ unsigned long length,
+ float sampleRate);
+
+ [NewObject]
+ Promise<AudioBuffer> decodeAudioData(ArrayBuffer audioData,
+ optional DecodeSuccessCallback successCallback,
+ optional DecodeErrorCallback errorCallback);
+
+ // AudioNode creation
+ [NewObject]
+ AudioBufferSourceNode createBufferSource();
+
+ [NewObject]
+ ConstantSourceNode createConstantSource();
+
+ [NewObject, Throws]
+ ScriptProcessorNode createScriptProcessor(optional unsigned long bufferSize = 0,
+ optional unsigned long numberOfInputChannels = 2,
+ optional unsigned long numberOfOutputChannels = 2);
+
+ [NewObject, Throws]
+ AnalyserNode createAnalyser();
+
+ [NewObject, Throws]
+ GainNode createGain();
+
+ [NewObject, Throws]
+ DelayNode createDelay(optional double maxDelayTime = 1); // TODO: no = 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]
+ StereoPannerNode createStereoPanner();
+
+ [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(sequence<float> real,
+ sequence<float> imag,
+ optional PeriodicWaveConstraints constraints = {});
+};