Thu, 22 Jan 2015 13:21:57 +0100
Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6
michael@0 | 1 | /* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ |
michael@0 | 2 | /* This Source Code Form is subject to the terms of the Mozilla Public |
michael@0 | 3 | * License, v. 2.0. If a copy of the MPL was not distributed with this file, |
michael@0 | 4 | * You can obtain one at http://mozilla.org/MPL/2.0/. |
michael@0 | 5 | * |
michael@0 | 6 | * The origin of this IDL file is |
michael@0 | 7 | * https://dvcs.w3.org/hg/audio/raw-file/tip/webaudio/specification.html |
michael@0 | 8 | * |
michael@0 | 9 | * Copyright © 2012 W3C® (MIT, ERCIM, Keio), All Rights Reserved. W3C |
michael@0 | 10 | * liability, trademark and document use rules apply. |
michael@0 | 11 | */ |
michael@0 | 12 | |
michael@0 | 13 | enum BiquadFilterType { |
michael@0 | 14 | // Hack: Use numbers to support alternate enum values |
michael@0 | 15 | "0", "1", "2", "3", "4", "5", "6", "7", |
michael@0 | 16 | |
michael@0 | 17 | "lowpass", |
michael@0 | 18 | "highpass", |
michael@0 | 19 | "bandpass", |
michael@0 | 20 | "lowshelf", |
michael@0 | 21 | "highshelf", |
michael@0 | 22 | "peaking", |
michael@0 | 23 | "notch", |
michael@0 | 24 | "allpass" |
michael@0 | 25 | }; |
michael@0 | 26 | |
michael@0 | 27 | interface BiquadFilterNode : AudioNode { |
michael@0 | 28 | |
michael@0 | 29 | attribute BiquadFilterType type; |
michael@0 | 30 | readonly attribute AudioParam frequency; // in Hertz |
michael@0 | 31 | readonly attribute AudioParam detune; // in Cents |
michael@0 | 32 | readonly attribute AudioParam Q; // Quality factor |
michael@0 | 33 | readonly attribute AudioParam gain; // in Decibels |
michael@0 | 34 | |
michael@0 | 35 | void getFrequencyResponse(Float32Array frequencyHz, |
michael@0 | 36 | Float32Array magResponse, |
michael@0 | 37 | Float32Array phaseResponse); |
michael@0 | 38 | |
michael@0 | 39 | }; |
michael@0 | 40 | |
michael@0 | 41 | /* |
michael@0 | 42 | * The origin of this IDL file is |
michael@0 | 43 | * https://dvcs.w3.org/hg/audio/raw-file/tip/webaudio/specification.html#AlternateNames |
michael@0 | 44 | */ |
michael@0 | 45 | partial interface BiquadFilterNode { |
michael@0 | 46 | [Pref="media.webaudio.legacy.BiquadFilterNode"] |
michael@0 | 47 | const unsigned short LOWPASS = 0; |
michael@0 | 48 | [Pref="media.webaudio.legacy.BiquadFilterNode"] |
michael@0 | 49 | const unsigned short HIGHPASS = 1; |
michael@0 | 50 | [Pref="media.webaudio.legacy.BiquadFilterNode"] |
michael@0 | 51 | const unsigned short BANDPASS = 2; |
michael@0 | 52 | [Pref="media.webaudio.legacy.BiquadFilterNode"] |
michael@0 | 53 | const unsigned short LOWSHELF = 3; |
michael@0 | 54 | [Pref="media.webaudio.legacy.BiquadFilterNode"] |
michael@0 | 55 | const unsigned short HIGHSHELF = 4; |
michael@0 | 56 | [Pref="media.webaudio.legacy.BiquadFilterNode"] |
michael@0 | 57 | const unsigned short PEAKING = 5; |
michael@0 | 58 | [Pref="media.webaudio.legacy.BiquadFilterNode"] |
michael@0 | 59 | const unsigned short NOTCH = 6; |
michael@0 | 60 | [Pref="media.webaudio.legacy.BiquadFilterNode"] |
michael@0 | 61 | const unsigned short ALLPASS = 7; |
michael@0 | 62 | }; |
michael@0 | 63 |