1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/dom/webidl/BiquadFilterNode.webidl Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,63 @@
1.4 +/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
1.5 +/* This Source Code Form is subject to the terms of the Mozilla Public
1.6 + * License, v. 2.0. If a copy of the MPL was not distributed with this file,
1.7 + * You can obtain one at http://mozilla.org/MPL/2.0/.
1.8 + *
1.9 + * The origin of this IDL file is
1.10 + * https://dvcs.w3.org/hg/audio/raw-file/tip/webaudio/specification.html
1.11 + *
1.12 + * Copyright © 2012 W3C® (MIT, ERCIM, Keio), All Rights Reserved. W3C
1.13 + * liability, trademark and document use rules apply.
1.14 + */
1.15 +
1.16 +enum BiquadFilterType {
1.17 + // Hack: Use numbers to support alternate enum values
1.18 + "0", "1", "2", "3", "4", "5", "6", "7",
1.19 +
1.20 + "lowpass",
1.21 + "highpass",
1.22 + "bandpass",
1.23 + "lowshelf",
1.24 + "highshelf",
1.25 + "peaking",
1.26 + "notch",
1.27 + "allpass"
1.28 +};
1.29 +
1.30 +interface BiquadFilterNode : AudioNode {
1.31 +
1.32 + attribute BiquadFilterType type;
1.33 + readonly attribute AudioParam frequency; // in Hertz
1.34 + readonly attribute AudioParam detune; // in Cents
1.35 + readonly attribute AudioParam Q; // Quality factor
1.36 + readonly attribute AudioParam gain; // in Decibels
1.37 +
1.38 + void getFrequencyResponse(Float32Array frequencyHz,
1.39 + Float32Array magResponse,
1.40 + Float32Array phaseResponse);
1.41 +
1.42 +};
1.43 +
1.44 +/*
1.45 + * The origin of this IDL file is
1.46 + * https://dvcs.w3.org/hg/audio/raw-file/tip/webaudio/specification.html#AlternateNames
1.47 + */
1.48 +partial interface BiquadFilterNode {
1.49 + [Pref="media.webaudio.legacy.BiquadFilterNode"]
1.50 + const unsigned short LOWPASS = 0;
1.51 + [Pref="media.webaudio.legacy.BiquadFilterNode"]
1.52 + const unsigned short HIGHPASS = 1;
1.53 + [Pref="media.webaudio.legacy.BiquadFilterNode"]
1.54 + const unsigned short BANDPASS = 2;
1.55 + [Pref="media.webaudio.legacy.BiquadFilterNode"]
1.56 + const unsigned short LOWSHELF = 3;
1.57 + [Pref="media.webaudio.legacy.BiquadFilterNode"]
1.58 + const unsigned short HIGHSHELF = 4;
1.59 + [Pref="media.webaudio.legacy.BiquadFilterNode"]
1.60 + const unsigned short PEAKING = 5;
1.61 + [Pref="media.webaudio.legacy.BiquadFilterNode"]
1.62 + const unsigned short NOTCH = 6;
1.63 + [Pref="media.webaudio.legacy.BiquadFilterNode"]
1.64 + const unsigned short ALLPASS = 7;
1.65 +};
1.66 +
