How to use audioParamSetTarget method in wpt

Best JavaScript code snippet using wpt

param.ts

Source:param.ts

1import { useEffect } from 'react'2export type AudioParamSetValue = [type: 'setValue', value: number, startTime: number];3export type AudioParamLinearRamp = [type: 'linearRamp', value: number, endTime: number];4export type AudioParamExponentialRamp = [type: 'exponentialRamp', value: number, endTime: number];5export type AudioParamSetTarget = [type: 'setTarget', target: number, startTime: number, timeConstant: number];6export type AudioParamSetValueCurve = [type: 'setValueCurve', values: number[] | Float32Array, startTime: number, duration: number];7export type AudioParamT = AudioParamSetValue | AudioParamLinearRamp | AudioParamExponentialRamp | AudioParamSetTarget | AudioParamSetValueCurve;8export type AudioParamSequence = AudioParamT[];9export function scheduleValues(param: AudioParam, sequence: AudioParamSequence): void {10	for (const command of sequence) {11		switch (command[0]) {12			case 'setValue':13				param.setValueAtTime(command[1], command[2]);14				break;15			case 'linearRamp':16				param.linearRampToValueAtTime(command[1], command[2]);17				break;18			case 'exponentialRamp':19				param.exponentialRampToValueAtTime(command[1], command[2]);20				break;21			case 'setTarget':22				param.setTargetAtTime(command[1], command[2], command[3]);23				break;24			case 'setValueCurve':25				param.setValueCurveAtTime(command[1], command[2], command[3]);26				break;27			default:28		}29	}30}31export default function useParam(param: AudioParam | undefined, value: number, sequence?: AudioParamSequence): void {32	useEffect(() => {33		if (!param) return;34		param.value = value;35		if (sequence) {36			scheduleValues(param, sequence);37		}38		return () => {39			param.cancelScheduledValues(0);40		}41	}, [param, value, sequence])...

audio-param.js

Source:audio-param.js

...16}17// AudioParam setTarget value at time t for a setTarget curve starting at (t0,18// v0) with a final value of vFainal and a time constant of timeConstant.  It is19// assumed that t0 <= t.  Results are undefined otherwise.20function audioParamSetTarget(t, v0, t0, vFinal, timeConstant) {21  return vFinal + (v0 - vFinal) * Math.exp(-(t - t0) / timeConstant);22}23// AudioParam setValueCurve value at time t for a setValueCurve starting at time24// t0 with curve, curve, and duration duration.  The sample rate is sampleRate.25// It is assumed that t0 <= t.26function audioParamSetValueCurve(t, curve, t0, duration) {27  if (t > t0 + duration)28    return curve[curve.length - 1];29  let curvePointsPerSecond = (curve.length - 1) / duration;30  let virtualIndex = (t - t0) * curvePointsPerSecond;31  let index = Math.floor(virtualIndex);32  let delta = virtualIndex - index;33  let c0 = curve[index];34  let c1 = curve[Math.min(index + 1, curve.length - 1)];...

Using AI Code Generation

1var context = new AudioContext();2var osc = context.createOscillator();3var gainNode = context.createGain();4osc.connect(gainNode);5gainNode.connect(context.destination);6osc.frequency.setValueAtTime(440, context.currentTime);7osc.frequency.setTargetAtTime(880, context.currentTime, 0.1);8osc.start();9 > The test case is correct. The osc.start() is called after the10> setTargetAtTime() method. Since the start time of the oscillator is set to the11 > (

Using AI Code Generation

1var audioContext = new AudioContext();2var oscillator = audioContext.createOscillator();3var gain = audioContext.createGain();4var delay = audioContext.createDelay();5var audioParam = gain.gain;6var value = 0.5;7var startTime = 0;8var timeConstant = 0.5;9var t0 = audioContext.currentTime;10oscillator.connect(gain);11gain.connect(delay);12delay.connect(audioContext.destination);13oscillator.start();14audioParam.setTargetAtTime(value, startTime, timeConstant);15var t1 = audioContext.currentTime;16var t2 = t1 + 1;17var t3 = t1 + 2;18setTimeout(function() {19  if (audioParam.value != value) {20    testFailed('audioParam.value should be ' + value + ' but is ' + audioParam.value);21  } else {22    testPassed('audioParam.value was set to ' + audioParam.value);23  }24}, (t2 - t0) * 1000);25setTimeout(function() {26  var expectedValue = value + (value * Math.exp(-(t2 - startTime) / timeConstant));27  if (audioParam.value != expectedValue) {28    testFailed('audioParam.value should be ' + expectedValue + ' but is ' + audioParam.value);29  } else {30    testPassed('audioParam.value was set to ' + audioParam.value);31  }32}, (t3 - t0) * 1000);33var successfullyParsed = true;

Using AI Code Generation

1var audioParamSetTarget = audioParamSetTarget(audioParam, target, timeConstant, startTime);2audioParamSetTarget.invoke();3var audioParamSetValueAtTime = audioParamSetValueAtTime(audioParam, value, startTime);4audioParamSetValueAtTime.invoke();5var audioParamSetValueCurveAtTime = audioParamSetValueCurveAtTime(audioParam, values, startTime, duration);6audioParamSetValueCurveAtTime.invoke();7var audioParamCancelScheduledValues = audioParamCancelScheduledValues(audioParam, startTime);8audioParamCancelScheduledValues.invoke();9var audioParamLinearRampToValueAtTime = audioParamLinearRampToValueAtTime(audioParam, value, startTime);10audioParamLinearRampToValueAtTime.invoke();11var audioParamExponentialRampToValueAtTime = audioParamExponentialRampToValueAtTime(audioParam, value, startTime);12audioParamExponentialRampToValueAtTime.invoke();13var audioParamSetTargetAtTime = audioParamSetTargetAtTime(audioParam, value, startTime, timeConstant);14audioParamSetTargetAtTime.invoke();15var audioParamSetValueCurveAtTime = audioParamSetValueCurveAtTime(audioParam, values, startTime, duration);16audioParamSetValueCurveAtTime.invoke();17var audioParamCancelAndHoldAtTime = audioParamCancelAndHoldAtTime(audioParam, startTime);18audioParamCancelAndHoldAtTime.invoke();19var audioParamCancelAndHoldAtTime = audioParamCancelAndHoldAtTime(audioParam, startTime);20audioParamCancelAndHoldAtTime.invoke();21var audioParamSetTargetAtTime = audioParamSetTargetAtTime(audioParam, value, startTime, timeConstant);22audioParamSetTargetAtTime.invoke();

Using AI Code Generation

1function testAudioParamSetTarget(audioParam, target, timeConstant) {2  audioParam.setTargetAtTime(target, 0, timeConstant);3  return audioParam.value;4}5  var audioCtx = new AudioContext();6  var oscillator = audioCtx.createOscillator();7  var gainNode = audioCtx.createGain();8  oscillator.connect(gainNode);9  gainNode.connect(audioCtx.destination);10  oscillator.start();11  var result = testAudioParamSetTarget(gainNode.gain, 0.5, 0.25);12  console.log(result);

Using AI Code Generation

1var audioContext = new AudioContext();2var audioParam = audioContext.createGain().gain;3var target = 0;4audioParam.setTargetAtTime(target, 0, 0);5assert_equals(audioParam.target, target, "target value is 0");6target = 1;7audioParam.setTargetAtTime(target, 0, 0);8assert_equals(audioParam.target, target, "target value is 1");9target = 0.5;10audioParam.setTargetAtTime(target, 0, 0);11assert_equals(audioParam.target, target, "target value is 0.5");12target = 0.5;13audioParam.setTargetAtTime(target, 0, 0);14assert_equals(audioParam.target, target, "target value is 0.5");15target = 0.5;16audioParam.setTargetAtTime(target, 0, 0);17assert_equals(audioParam.target, target, "target value is 0.5");18target = 0.5;19audioParam.setTargetAtTime(target, 0, 0);20assert_equals(audioParam.target, target, "target value is 0.5");21target = 0.5;22audioParam.setTargetAtTime(target, 0, 0);23assert_equals(audioParam.target, target, "target value is 0.5");24target = 0.5;25audioParam.setTargetAtTime(target, 0, 0);26assert_equals(audioParam.target, target, "target value is 0.5");27target = 0.5;28audioParam.setTargetAtTime(target, 0, 0);29assert_equals(audioParam.target, target, "target value is 0.5");30target = 0.5;31audioParam.setTargetAtTime(target, 0, 0);32assert_equals(audioParam.target, target, "target value is 0.5");33target = 0.5;34audioParam.setTargetAtTime(target, 0, 0);35assert_equals(audioParam.target, target, "target value is 0.5");36target = 0.5;37audioParam.setTargetAtTime(target, 0, 0);38assert_equals(audioParam.target, target, "target value is 0.5");39target = 0.5;40audioParam.setTargetAtTime(target, 0, 0

Using AI Code Generation

1var gainNode = context.createGain();2gainNode.gain.value = 0.0;3gainNode.gain.setTargetAtTime(0.5, 1, 0.5);4gainNode.connect(context.destination);5var gainNode = context.createGain();6gainNode.gain.value = 0.0;7gainNode.gain.setTargetAtTime(0.5, 2, 0.5);8gainNode.connect(context.destination);9var gainNode = context.createGain();10gainNode.gain.value = 0.0;11gainNode.gain.setTargetAtTime(0.5, 1, 0.5);12gainNode.connect(context.destination);13var gainNode = context.createGain();14gainNode.gain.value = 0.0;15gainNode.gain.setTargetAtTime(0.5, 2, 0.5);16gainNode.connect(context.destination);17var gainNode = context.createGain();18gainNode.gain.value = 0.0;19gainNode.gain.setTargetAtTime(0.5, 1, 0.5);

Using AI Code Generation

1var test = async_test('Test to check the audioParamSetTarget method of wptAudioParam object', {timeout:5000});2var context = new AudioContext();3var oscillator = context.createOscillator();4var gain = context.createGain();5var constantSource = context.createConstantSource();6var gainNode = gain.gain;7gainNode.setValueAtTime(0, 0);8gainNode.setValueAtTime(1, 1);9gainNode.setValueAtTime(0, 2);10gainNode.setValueAtTime(1, 3);11gainNode.setValueAtTime(0, 4);12oscillator.connect(gain);13gain.connect(context.destination);14oscillator.start(0);15constantSource.start(0);16test.step(function()17{18    assert_throws('InvalidStateError', function()19    {20        gainNode.audioParamSetTarget(0, 0, 0);21    }, 'InvalidStateError thrown when setValueAtTime is not called on the wptAudioParam object');22});23test.step(function()24{25    assert_throws('InvalidStateError', function()26    {27        gainNode.audioParamSetTarget(0, 0, 0);28    }, 'InvalidStateError thrown when setValueAtTime is not called on the wptAudioParam object');29});30test.step(function()31{32    assert_throws('InvalidStateError', function()33    {34        gainNode.audioParamSetTarget(0, 0, 0);35    }, 'InvalidStateError thrown when setValueAtTime is not called on the wptAudioParam object');36});37test.step(function()38{39    assert_throws('InvalidStateError', function()40    {41        gainNode.audioParamSetTarget(0, 0, 0);42    }, 'InvalidStateError thrown when setValueAtTime is not called on the wptAudioParam object');43});44test.step(function()45{46    assert_throws('InvalidStateError', function()47    {48        gainNode.audioParamSetTarget(0, 0, 0);49    }, 'InvalidStateError thrown when setValueAtTime is not called on the wptAudioParam object');50});51test.done();

Using AI Code Generation

1let audioParam = audioContext.createGain().gain;2audioParam.setValueAtTime(0.0, 0.0);3audioParam.setTargetAtTime(1.0, 5.0, 5.0);4audioParam.setValueAtTime(0.0, 10.0);5audioParam.setTargetAtTime(1.0, 15.0, 5.0);6audioParam.setValueAtTime(0.0, 20.0);7audioParam.setTargetAtTime(1.0, 25.0, 5.0);8audioParam.setValueAtTime(0.0, 30.0);9audioParam.setTargetAtTime(1.0, 35.0, 5.0);10audioParam.setValueAtTime(0.0, 40.0);11audioParam.setTargetAtTime(1.0, 45.0, 5.0);12audioParam.setValueAtTime(0.0, 50.0);13audioParam.setTargetAtTime(1.0, 55.0, 5.0);14audioParam.setValueAtTime(0.0, 60.0);15audioParam.setTargetAtTime(1.0, 65.0, 5.0);16audioParam.setValueAtTime(0.0, 70.0);17audioParam.setTargetAtTime(1.0, 75.0, 5.0);18audioParam.setValueAtTime(0.0, 80.0);19audioParam.setTargetAtTime(1.0, 85.0, 5.0);20audioParam.setValueAtTime(0.0, 90.0);21audioParam.setTargetAtTime(1.0, 95.0, 5.0);22audioParam.setValueAtTime(0.0, 100.0);23audioParam.setTargetAtTime(1.0, 105.0, 5.0);24audioParam.setValueAtTime(0.0, 110.0);25audioParam.setTargetAtTime(1.0, 115.0, 5.0);

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