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Diffstat (limited to 'dom/webidl/BiquadFilterNode.webidl')
-rw-r--r-- | dom/webidl/BiquadFilterNode.webidl | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/dom/webidl/BiquadFilterNode.webidl b/dom/webidl/BiquadFilterNode.webidl new file mode 100644 index 0000000000..14f3b6c69d --- /dev/null +++ b/dom/webidl/BiquadFilterNode.webidl @@ -0,0 +1,53 @@ +/* -*- 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. + */ + +enum BiquadFilterType { + "lowpass", + "highpass", + "bandpass", + "lowshelf", + "highshelf", + "peaking", + "notch", + "allpass" +}; + +dictionary BiquadFilterOptions : AudioNodeOptions { + BiquadFilterType type = "lowpass"; + float Q = 1; + float detune = 0; + float frequency = 350; + float gain = 0; +}; + +[Pref="dom.webaudio.enabled", + Exposed=Window] +interface BiquadFilterNode : AudioNode { + [Throws] + constructor(BaseAudioContext context, + optional BiquadFilterOptions options = {}); + + attribute BiquadFilterType type; + readonly attribute AudioParam frequency; // in Hertz + readonly attribute AudioParam detune; // in Cents + readonly attribute AudioParam Q; // Quality factor + readonly attribute AudioParam gain; // in Decibels + + [Throws] + undefined getFrequencyResponse(Float32Array frequencyHz, + Float32Array magResponse, + Float32Array phaseResponse); + +}; + +// Mozilla extension +BiquadFilterNode includes AudioNodePassThrough; |