How to use getStartEndFrames method in wpt

Best JavaScript code snippet using wpt

audioparam-testing.js

Source:audioparam-testing.js

...32    let length = endFrame - startFrame;33    let buffer = createConstantBuffer(context, length, value);34    return buffer.getChannelData(0);35  }36  function getStartEndFrames(startTime, endTime, sampleRate) {37    // Start frame is the ceiling of the start time because the ramp starts at38    // or after the sample frame.  End frame is the ceiling because it's the39    // exclusive ending frame of the automation.40    let startFrame = Math.ceil(startTime * sampleRate);41    let endFrame = Math.ceil(endTime * sampleRate);42    return {startFrame: startFrame, endFrame: endFrame};43  }44  // Create a linear ramp starting at |startValue| and ending at |endValue|. The45  // ramp starts at time |startTime| and ends at |endTime|.  (The start and end46  // times are only used to compute how many samples to return.)47  function createLinearRampArray(48      startTime, endTime, startValue, endValue, sampleRate) {49    let frameInfo = getStartEndFrames(startTime, endTime, sampleRate);50    let startFrame = frameInfo.startFrame;51    let endFrame = frameInfo.endFrame;52    let length = endFrame - startFrame;53    let array = new Array(length);54    let step = Math.fround(55        (endValue - startValue) / (endTime - startTime) / sampleRate);56    let start = Math.fround(57        startValue +58        (endValue - startValue) * (startFrame / sampleRate - startTime) /59            (endTime - startTime));60    let slope = (endValue - startValue) / (endTime - startTime);61    // v(t) = v0 + (v1 - v0)*(t-t0)/(t1-t0)62    for (k = 0; k < length; ++k) {63      // array[k] = Math.fround(start + k * step);64      let t = (startFrame + k) / sampleRate;65      array[k] = startValue + slope * (t - startTime);66    }67    return array;68  }69  // Create an exponential ramp starting at |startValue| and ending at70  // |endValue|. The ramp starts at time |startTime| and ends at |endTime|.71  // (The start and end times are only used to compute how many samples to72  // return.)73  function createExponentialRampArray(74      startTime, endTime, startValue, endValue, sampleRate) {75    let deltaTime = endTime - startTime;76    let frameInfo = getStartEndFrames(startTime, endTime, sampleRate);77    let startFrame = frameInfo.startFrame;78    let endFrame = frameInfo.endFrame;79    let length = endFrame - startFrame;80    let array = new Array(length);81    let ratio = endValue / startValue;82    // v(t) = v0*(v1/v0)^((t-t0)/(t1-t0))83    for (let k = 0; k < length; ++k) {84      let t = Math.fround((startFrame + k) / sampleRate);85      array[k] = Math.fround(86          startValue * Math.pow(ratio, (t - startTime) / deltaTime));87    }88    return array;89  }90  function discreteTimeConstantForSampleRate(timeConstant, sampleRate) {91    return 1 - Math.exp(-1 / (sampleRate * timeConstant));92  }93  // Create a signal that starts at |startValue| and exponentially approaches94  // the target value of |targetValue|, using a time constant of |timeConstant|.95  // The ramp starts at time |startTime| and ends at |endTime|.  (The start and96  // end times are only used to compute how many samples to return.)97  function createExponentialApproachArray(98      startTime, endTime, startValue, targetValue, sampleRate, timeConstant) {99    let startFrameFloat = startTime * sampleRate;100    let frameInfo = getStartEndFrames(startTime, endTime, sampleRate);101    let startFrame = frameInfo.startFrame;102    let endFrame = frameInfo.endFrame;103    let length = Math.floor(endFrame - startFrame);104    let array = new Array(length);105    let c = discreteTimeConstantForSampleRate(timeConstant, sampleRate);106    let delta = startValue - targetValue;107    // v(t) = v1 + (v0 - v1) * exp(-(t-t0)/tau)108    for (let k = 0; k < length; ++k) {109      let t = (startFrame + k) / sampleRate;110      let value =111          targetValue + delta * Math.exp(-(t - startTime) / timeConstant);112      array[k] = value;113    }114    return array;115  }116  // Create a sine wave of the specified duration.117  function createReferenceSineArray(118      startTime, endTime, startValue, endValue, sampleRate) {119    // Ignore |startValue| and |endValue| for the sine wave.120    let curve = createSineWaveArray(121        endTime - startTime, freqHz, sineAmplitude, sampleRate);122    // Sample the curve appropriately.123    let frameInfo = getStartEndFrames(startTime, endTime, sampleRate);124    let startFrame = frameInfo.startFrame;125    let endFrame = frameInfo.endFrame;126    let length = Math.floor(endFrame - startFrame);127    let array = new Array(length);128    // v(t) = linearly interpolate between V[k] and V[k + 1] where k =129    // floor((N-1)/duration*(t - t0))130    let f = (length - 1) / (endTime - startTime);131    for (let k = 0; k < length; ++k) {132      let t = (startFrame + k) / sampleRate;133      let indexFloat = f * (t - startTime);134      let index = Math.floor(indexFloat);135      if (index + 1 < length) {136        let v0 = curve[index];137        let v1 = curve[index + 1];...

Using AI Code Generation

1var wpt = require('wpt');2var wpt = new WebPageTest('www.webpagetest.org');3 if (err) {4 console.log('Error: ' + err);5 } else {6 console.log('Test ID: ' + data.testId);7 console.log('Run Number: ' + data.run);8 console.log('Start Render: ' + data.startRender);9 console.log('End Render: ' + data.endRender);10 }11});12var wpt = require('wpt');13var wpt = new WebPageTest('www.webpagetest.org');14 if (err) {15 console.log('Error: ' + err);16 } else {17 console.log('Test ID: ' + data.data.testId);18 console.log('Run Number: ' + data.data.runs[1].firstView);19 }20});

Using AI Code Generation

1var wpt = require('wpt');2    if (error) {3        console.log(error);4    } else {5        console.log(data);6    }7});8var wpt = require('wpt');9    if (error) {10        console.log(error);11    } else {12        console.log(data);13    }14});15var wpt = require('wpt');16    if (error) {17        console.log(error);18    } else {19        console.log(data);20    }21});22var wpt = require('wpt');23    if (error) {24        console.log(error);25    } else {26        console.log(data);27    }28});29var wpt = require('wpt');30    if (error) {31        console.log(error);32    } else {33        console.log(data);34    }35});36var wpt = require('wpt');37    if (error) {38        console.log(error);39    } else {40        console.log(data);41    }42});43var wpt = require('wpt');44    if (error) {45        console.log(error);46    } else {47        console.log(data);48    }49});

Using AI Code Generation

1var wpt = require('webpagetest');2var client = wpt('www.webpagetest.org');3  if (err) {4    console.log(err);5  } else {6    console.log(data);7  }8});9var wpt = require('webpagetest');10var client = wpt('www.webpagetest.org');11  if (err) {12    console.log(err);13  } else {14    console.log(data);15  }16});17var wpt = require('webpagetest');18var client = wpt('www.webpagetest.org');19  if (err) {20    console.log(err);21  } else {22    client.getStartEndFrames(data.data.id, function(err, data) {23      if (err) {24        console.log(err);25      } else {26        console.log(data);27      }28    });29  }30});31{32  "data": {33    "start": {

Using AI Code Generation

1var wptools = require('./wptools.js');2console.log(startEndFrames);3var request = require('request');4var cheerio = require('cheerio');5var url = require('url');6exports.getStartEndFrames = function (wikiUrl) {7    var startEndFrames = {};8    request(wikiUrl, function (error, response, body) {9        if (!error && response.statusCode == 200) {10            $ = cheerio.load(body);11            var content = $('#mw-content-text');12            var spans = content.find('span');13            spans.each(function (i, span) {14                var spanText = $(span).text();15                if (spanText.indexOf('Start date') >= 0) {16                    startEndFrames.start = $(span).next().text();17                }18                if (spanText.indexOf('End date') >= 0) {19                    startEndFrames.end = $(span).next().text();20                }21            });22        }23    });24    return startEndFrames;25};26The third problem is that the code will return an empty object, {}, instead of the expected start and end dates. Why is that? The reason is that the request callback function is asynchronous. That means that the code inside the callback function will run at a later time. The code outside the callback function will run immediately. The return statement will return an

Using AI Code Generation

1var wptools = require('wptools');2var startEndFrames = wptools.getStartEndFrames('en.wikipedia.org/wiki/Albert_Einstein', function(err, startEndFrames){3  if (err) {4    console.log(err);5  } else {6    console.log(startEndFrames);7  }8});

Using AI Code Generation

1var wptk = require('wptoolkit');2var startFrame = wptk.getStartEndFrames("test.mov");3console.log("startFrame = " + startFrame);4var wptk = require('wptoolkit');5var endFrame = wptk.getStartEndFrames("test.mov");6console.log("endFrame = " + endFrame);7var wptk = require('wptoolkit');8var startEndFrame = wptk.getStartEndFrames("test.mov");9console.log("startEndFrame = " + startEndFrame);10var wptk = require('wptoolkit');11var startEndFrame = wptk.getStartEndFrames("test.mov");12console.log("startEndFrame = " + startEndFrame);13var wptk = require('wptoolkit');14var startEndFrame = wptk.getStartEndFrames("test.mov");15console.log("startEndFrame = " + startEndFrame);16var wptk = require('wptoolkit');17var startEndFrame = wptk.getStartEndFrames("test.mov");18console.log("startEndFrame = " + startEndFrame);19var wptk = require('wptoolkit');20var startEndFrame = wptk.getStartEndFrames("test.mov");21console.log("startEndFrame = " + startEndFrame);22var wptk = require('wptoolkit');23var startEndFrame = wptk.getStartEndFrames("test.mov");24console.log("startEndFrame = " + startEndFrame);

Using AI Code Generation

1var wptoolkit = require('wptoolkit');2var path = '/Users/username/Desktop/wordpress';3var startEndFrames = wptoolkit.getStartEndFrames(path);4console.log(startEndFrames);5{"startFrame":0,"endFrame":100}6var wptoolkit = require('wptoolkit');7var path = '/Users/username/Desktop/wordpress';8var frames = wptoolkit.getFrames(path);9console.log(frames);10getFramesFromTime() method11var wptoolkit = require('wptoolkit');12var path = '/Users/username/Desktop/wordpress';13var time = 5;14var frame = wptoolkit.getFramesFromTime(path, time);15console.log(frame);16getFrameFromTime() method

Using AI Code Generation

1var wptools = require('wptools');2wptools.getStartEndFrames('en', 'The_Great_Wall_of_China', function (err, res) {3    console.log(err, res);4});5var wptools = require('wptools');6wptools.getStartEndFrames('en', 'The_Great_Wall_of_China', function (err, res) {7    console.log(err, res);8});9var wptools = require('wptools');10wptools.getStartEndFrames('en', 'The_Great_Wall_of_China', function (err, res) {11    console.log(err, res);12});13{ start: 0, end: 0 }14var wptools = require('wptools');15wptools.getStartEndFrames('en', 'The_Great_Wall_of_China', function (err, res) {16    console.log(err, res);17});18{ start: 0, end: 0 }19var wptools = require('wptools');

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