gecko/dom/webidl/BiquadFilterNode.webidl
2012-11-07 20:59:14 -05:00

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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.
*/
[PrefControlled]
interface BiquadFilterNode : AudioNode {
// Filter type.
const unsigned short LOWPASS = 0;
const unsigned short HIGHPASS = 1;
const unsigned short BANDPASS = 2;
const unsigned short LOWSHELF = 3;
const unsigned short HIGHSHELF = 4;
const unsigned short PEAKING = 5;
const unsigned short NOTCH = 6;
const unsigned short ALLPASS = 7;
[SetterThrows]
attribute unsigned short type;
readonly attribute AudioParam frequency; // in Hertz
readonly attribute AudioParam Q; // Quality factor
readonly attribute AudioParam gain; // in Decibels
// void getFrequencyResponse(Float32Array frequencyHz,
// Float32Array magResponse,
// Float32Array phaseResponse);
};