Best JavaScript code snippet using wpt
biquad-filters.js
Source:biquad-filters.js
...244 coef = {b0 : 1, b1 : 0, b2 : 0, a1 : 0, a2 : 0};245 }246 return coef;247}248function createAllpassFilter(freq, q, gain) {249 var b0;250 var b1;251 var b2;252 var a0;253 var a1;254 var a2;255 var coef;256 if (freq > 0 && freq < 1) {257 if (q > 0) {258 var w0 = Math.PI * freq;259 var alpha = Math.sin(w0) / (2 * q);260 var k = Math.cos(w0);261 b0 = 1 - alpha;262 b1 = -2 * k;...
Using AI Code Generation
1var filter = context.createAllpassFilter();2var filter = context.createAllpassFilter(0.5);3var filter = context.createAllpassFilter(0.5, 0.5);4var filter = context.createAllpassFilter(0.5, 0.5, 0.5);5var filter = context.createAllpassFilter(0.5, 0.5, 0.5, 0.5);6var filter = context.createAllpassFilter(0.5, 0.5, 0.5, 0.5, 0.5);7var filter = context.createAllpassFilter(0.5, 0.5, 0.5, 0.5, 0.5, 0.5);8var filter = context.createAllpassFilter(0.5, 0.5, 0.5, 0.5, 0.5, 0.5, 0.5);9var source = context.createMediaElementSource(audio);10var source = context.createMediaElementSource(audio, 0.5);11var source = context.createMediaElementSource(audio, 0.5, 0.5);12var source = context.createMediaElementSource(audio, 0.5, 0.5, 0.5);13var source = context.createMediaElementSource(audio, 0.5, 0.5, 0.5, 0.5);14var source = context.createMediaElementSource(audio, 0.5, 0.5, 0.5, 0.5, 0.5);
Using AI Code Generation
1var audioContext = new AudioContext();2var filter = audioContext.createAllpassFilter();3filter.frequency.value = 440;4filter.Q.value = 5;5var analyser = audioContext.createAnalyser();6analyser.fftSize = 2048;7analyser.smoothingTimeConstant = 0.1;8var biquadFilter = audioContext.createBiquadFilter();9biquadFilter.frequency.value = 440;10biquadFilter.Q.value = 5;11var bufferSource = audioContext.createBufferSource();12var buffer = audioContext.createBuffer(1, 44100, 44100);13bufferSource.buffer = buffer;14var channelMerger = audioContext.createChannelMerger(2);15var channelSplitter = audioContext.createChannelSplitter(2);16var convolver = audioContext.createConvolver();17var buffer = audioContext.createBuffer(1, 44100, 44100);18convolver.buffer = buffer;19var delay = audioContext.createDelay();20delay.delayTime.value = 0.5;21var dynamicsCompressor = audioContext.createDynamicsCompressor();22var gain = audioContext.createGain();23gain.gain.value = 0.5;24var mediaElement = document.createElement('video');25var mediaElementSource = audioContext.createMediaElementSource(mediaElement);26var mediaStreamDestination = audioContext.createMediaStreamDestination();27var mediaStream = new MediaStream();28var mediaStreamSource = audioContext.createMediaStreamSource(mediaStream);29var oscillator = audioContext.createOscillator();30oscillator.frequency.value = 440;
Using AI Code Generation
1var context = new webkitAudioContext();2var filter = context.createAllpassFilter();3var filterFrequency = filter.frequency.value;4var filterQ = filter.Q.value;5var filterFrequencyRange = filter.frequency.maxValue - filter.frequency.minValue;6var filterQRange = filter.Q.maxValue - filter.Q.minValue;7var filterFrequencyStep = filterFrequencyRange/1000;8var filterQStep = filterQRange/1000;9var filterFrequencyMax = filter.frequency.maxValue;10var filterQMax = filter.Q.maxValue;11var filterFrequencyMin = filter.frequency.minValue;12var filterQMin = filter.Q.minValue;13if (filterFrequency != 350 || filterQ != 1)14 postMessage("FAIL: Default values of the attributes are not correct");15if (filterFrequencyRange != 22050 || filterQRange != 1000)16 postMessage("FAIL: Range of the attributes are not correct");17if (filterFrequencyStep != 22.05 || filterQStep != 1)18 postMessage("FAIL: Step size of the attributes are not correct");19if (filterFrequencyMax != 22050 || filterFrequencyMin != 0)20 postMessage("FAIL: Max and Min values of the attributes are not correct");21if (filterQMax != 1000 || filterQMin != 0)22 postMessage("FAIL: Max and Min values of the attributes are not correct");23postMessage("PASS");24close();
Using AI Code Generation
1var context = new webkitAudioContext();2var filter = context.createAllpassFilter();3filter.frequency.value = 1000;4filter.Q.value = 10;5filter.gain.value = 0.5;6var context = new webkitAudioContext();7var filter = context.createBiquadFilter();8filter.frequency.value = 1000;9filter.Q.value = 10;10filter.gain.value = 0.5;11var context = new webkitAudioContext();12var buffer = context.createBuffer(2, 1024, 44100);13var channelData = buffer.getChannelData(0);14for (var i = 0; i < 1024; i++) {15 channelData[i] = Math.sin(2 * Math.PI * 440 * i / 44100);16}17var context = new webkitAudioContext();18var buffer = context.createBuffer(2, 1024, 44100);19var channelData = buffer.getChannelData(0);20for (var i = 0; i < 1024; i++) {21 channelData[i] = Math.sin(2 * Math.PI * 440 * i / 44100);22}23var source = context.createBufferSource();24source.buffer = buffer;25source.connect(context.destination);26source.start(0);27var context = new webkitAudioContext();28var merger = context.createChannelMerger(2);29merger.connect(context.destination);30var context = new webkitAudioContext();31var splitter = context.createChannelSplitter(2);32splitter.connect(context.destination);33var context = new webkitAudioContext();34var convolver = context.createConvolver();35convolver.connect(context.destination);36var context = new webkitAudioContext();37var delay = context.createDelay();38delay.delayTime.value = 1.0;39delay.connect(context.destination
Using AI Code Generation
1wpt.createAllpassFilter(0.5, 0.5, 1.0);2assert_equals(wpt.allpassFilterNode.frequency.value, 0.5, "frequency value should be 0.5");3assert_equals(wpt.allpassFilterNode.Q.value, 0.5, "Q value should be 0.5");4assert_equals(wpt.allpassFilterNode.gain.value, 1.0, "gain value should be 1.0");5wpt.createBiquadFilter("lowpass");6assert_equals(wpt.biquadFilterNode.type, "lowpass", "type should be lowpass");7assert_equals(wpt.biquadFilterNode.frequency.value, 350, "frequency value should be 350");8assert_equals(wpt.biquadFilterNode.Q.value, 1, "Q value should be 1");9assert_equals(wpt.biquadFilterNode.detune.value, 0, "detune value should be 0");10assert_equals(wpt.biquadFilterNode.gain.value, 0, "gain value should be 0");11wpt.createConvolver();12assert_equals(wpt.convolverNode.buffer, null, "buffer should be null");13assert_equals(wpt.convolverNode.normalize, false, "normalize should be false");14wpt.createDelay();15assert_equals(wpt.delayNode.delayTime.value, 0, "delayTime value should be 0");16wpt.createDynamicsCompressor();17assert_equals(wpt.dynamicsCompressorNode.threshold.value, -24, "threshold value should be -24");18assert_equals(wpt.dynamicsCompressorNode.knee.value, 30, "knee value should be 30");19assert_equals(wpt.dynamicsCompressorNode.ratio.value, 12, "ratio value should be 12");20assert_equals(wpt.dynamicsCompressorNode.reduction.value, 0, "reduction value should be 0");21assert_equals(wpt.dynamicsCompressorNode.attack.value, 0.003, "attack value should be
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