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58 lines
1.7 KiB
Plaintext
58 lines
1.7 KiB
Plaintext
/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* The origin of this IDL file is
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* https://dvcs.w3.org/hg/audio/raw-file/tip/webaudio/specification.html
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*
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* Copyright © 2012 W3C® (MIT, ERCIM, Keio), All Rights Reserved. W3C
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* liability, trademark and document use rules apply.
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*/
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enum BiquadFilterType {
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// Hack: Use numbers to support alternate enum values
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"0", "1", "2", "3", "4", "5", "6", "7",
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"lowpass",
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"highpass",
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"bandpass",
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"lowshelf",
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"highshelf",
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"peaking",
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"notch",
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"allpass"
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};
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[PrefControlled]
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interface BiquadFilterNode : AudioNode {
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attribute BiquadFilterType type;
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readonly attribute AudioParam frequency; // in Hertz
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readonly attribute AudioParam detune; // in Cents
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readonly attribute AudioParam Q; // Quality factor
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readonly attribute AudioParam gain; // in Decibels
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void getFrequencyResponse(Float32Array frequencyHz,
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Float32Array magResponse,
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Float32Array phaseResponse);
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};
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/*
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* The origin of this IDL file is
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* https://dvcs.w3.org/hg/audio/raw-file/tip/webaudio/specification.html#AlternateNames
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*/
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[PrefControlled]
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partial interface BiquadFilterNode {
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const unsigned short LOWPASS = 0;
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const unsigned short HIGHPASS = 1;
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const unsigned short BANDPASS = 2;
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const unsigned short LOWSHELF = 3;
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const unsigned short HIGHSHELF = 4;
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const unsigned short PEAKING = 5;
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const unsigned short NOTCH = 6;
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const unsigned short ALLPASS = 7;
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};
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