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How to use createBarcodeDetection method in wpt

Best JavaScript code snippet using wpt

barcodedetection_provider.mojom.js

Source:barcodedetection_provider.mojom.js

...267  function BarcodeDetectionProviderStub(delegate) {268    this.delegate_ = delegate;269  }270  BarcodeDetectionProviderStub.prototype.createBarcodeDetection = function(receiver, options) {271    return this.delegate_ && this.delegate_.createBarcodeDetection && this.delegate_.createBarcodeDetection(receiver, options);272  }273  BarcodeDetectionProviderStub.prototype.enumerateSupportedFormats = function() {274    return this.delegate_ && this.delegate_.enumerateSupportedFormats && this.delegate_.enumerateSupportedFormats();275  }276  BarcodeDetectionProviderStub.prototype.accept = function(message) {277    var reader = new codec.MessageReader(message);278    switch (reader.messageName) {279    case kBarcodeDetectionProvider_CreateBarcodeDetection_Name:280      var params = reader.decodeStruct(BarcodeDetectionProvider_CreateBarcodeDetection_Params);281      this.createBarcodeDetection(params.receiver, params.options);282      return true;283    default:284      return false;285    }286  };287  BarcodeDetectionProviderStub.prototype.acceptWithResponder =288      function(message, responder) {289    var reader = new codec.MessageReader(message);290    switch (reader.messageName) {291    case kBarcodeDetectionProvider_EnumerateSupportedFormats_Name:292      var params = reader.decodeStruct(BarcodeDetectionProvider_EnumerateSupportedFormats_Params);293      this.enumerateSupportedFormats().then(function(response) {294        var responseParams =295            new BarcodeDetectionProvider_EnumerateSupportedFormats_ResponseParams();...

mock-barcodedetection.js

Source:mock-barcodedetection.js

...8    this.interceptor_.oninterfacerequest =9        e => this.bindingSet_.addBinding(this, e.handle);10    this.interceptor_.start();11  }12  createBarcodeDetection(request, options) {13    this.mockService_ = new MockBarcodeDetection(request, options);14  }15  getFrameData() {16    return this.mockService_.bufferData_;17  }18  getFormats() {19   return this.mockService_.options_.formats;20  }21}22class MockBarcodeDetection {23  constructor(request, options) {24    this.options_ = options;25    this.binding_ =26        new mojo.Binding(shapeDetection.mojom.BarcodeDetection, this, request);...

Using AI Code Generation

1async function createBarcodeDetection() {2  if ('BarcodeDetector' in window) {3    const barcodeDetector = new BarcodeDetector();4    return barcodeDetector;5  } else {6    return null;7  }8}9async function detectBarcode(barcodeDetector, imgElement) {10  const detected = await barcodeDetector.detect(imgElement);11  return detected;12}13async function drawBoundingBox(barcodeDetector, imgElement) {14  const detected = await barcodeDetector.detect(imgElement);15  const canvas = document.getElementById('canvas');16  const ctx = canvas.getContext('2d');17  canvas.width = imgElement.width;18  canvas.height = imgElement.height;19  ctx.drawImage(imgElement, 0, 0);20  for (const barcode of detected) {21    const location = barcode.boundingBox;22    ctx.strokeStyle = 'red';23    ctx.lineWidth = 4;24    ctx.strokeRect(location.x, location.y, location.width, location.height);25  }26}27async function decodeBarcode(barcodeDetector, imgElement) {28  const detected = await barcodeDetector.detect(imgElement);29  const canvas = document.getElementById('canvas');30  const ctx = canvas.getContext('2d');31  canvas.width = imgElement.width;32  canvas.height = imgElement.height;33  ctx.drawImage(imgElement, 0, 0);34  for (const barcode of detected) {35    const location = barcode.boundingBox;36    ctx.strokeStyle = 'red';37    ctx.lineWidth = 4;38    ctx.strokeRect(location.x, location.y, location.width, location.height);39    ctx.font = '30px Arial';40    ctx.fillStyle = 'red';41    ctx.fillText(barcode.rawValue, location.x, location.y);42  }43}44async function decodeBarcode(barcodeDetector, imgElement) {45  const detected = await barcodeDetector.detect(imgElement);46  const canvas = document.getElementById('canvas');47  const ctx = canvas.getContext('2d');48  canvas.width = imgElement.width;49  canvas.height = imgElement.height;50  ctx.drawImage(imgElement, 0, 0);51  for (const barcode of detected) {52    const location = barcode.boundingBox;53    ctx.strokeStyle = 'red';54    ctx.lineWidth = 4;55    ctx.strokeRect(location.x, location.y, location.width, location.height);

Using AI Code Generation

1async function createBarcodeDetection() {2  try {3    const barcodeDetector = new BarcodeDetector();4    return barcodeDetector;5  } catch (e) {6    return e;7  }8}9async function detectBarcode(barcodeDetector, image) {10  try {11    const barcodes = await barcodeDetector.detect(image);12    return barcodes;13  } catch (e) {14    return e;15  }16}17async function getSupportedFormats(barcodeDetector) {18  try {19    const formats = await barcodeDetector.getSupportedFormats();20    return formats;21  } catch (e) {22    return e;23  }24}25async function getSupportedFormats(barcodeDetector) {26  try {27    const formats = await barcodeDetector.getSupportedFormats();28    return formats;29  } catch (e) {30    return e;31  }32}33async function getSupportedFormats(barcodeDetector) {34  try {35    const formats = await barcodeDetector.getSupportedFormats();36    return formats;37  } catch (e) {38    return e;39  }40}41async function getSupportedFormats(barcodeDetector) {42  try {43    const formats = await barcodeDetector.getSupportedFormats();44    return formats;45  } catch (e) {46    return e;47  }48}49async function getSupportedFormats(barcodeDetector) {50  try {51    const formats = await barcodeDetector.getSupportedFormats();52    return formats;53  } catch (e) {54    return e;55  }56}

Using AI Code Generation

1async function createBarcodeDetection() {2    if (!('BarcodeDetector' in window)) {3        console.log('BarcodeDetector is not supported.');4        return;5    }6    const barcodeDetector = new BarcodeDetector();7    const barcode = await barcodeDetector.detect(image);8    console.log(barcode);9}10async function createFaceDetection() {11    if (!('FaceDetector' in window)) {12        console.log('FaceDetector is not supported.');13        return;14    }15    const faceDetector = new FaceDetector();16    const face = await faceDetector.detect(image);17    console.log(face);18}19async function createTextDetection() {20    if (!('TextDetector' in window)) {21        console.log('TextDetector is not supported.');22        return;23    }24    const textDetector = new TextDetector();25    const text = await textDetector.detect(image);26    console.log(text);27}28async function createQRCodeDetection() {29    if (!('QRCodeDetector' in window)) {30        console.log('QRCodeDetector is not supported.');31        return;32    }33    const qrCodeDetector = new QRCodeDetector();34    const qrCode = await qrCodeDetector.detect(image);35    console.log(qrCode);36}37async function createBarcodeDetectionStream() {38    if (!('BarcodeDetector' in window)) {39        console.log('BarcodeDetector is not supported.');40        return;41    }42    const barcodeDetector = new BarcodeDetector();43    const barcode = await barcodeDetector.detect(image);44    console.log(barcode);45}46async function createFaceDetectionStream() {47    if (!('FaceDetector' in window)) {48        console.log('FaceDetector is not supported.');49        return;50    }51    const faceDetector = new FaceDetector();52    const face = await faceDetector.detect(image);53    console.log(face);54}55async function createTextDetectionStream() {56    if (!('TextDetector' in window)) {57        console.log('TextDetector is not supported.');58        return;59    }60    const textDetector = new TextDetector();61    const text = await textDetector.detect(image);62    console.log(text);63}

Using AI Code Generation

1var options = {2};3    if (err) return console.error(err);4    console.log(data);5    wpt.getTestResults(data.data.testId, function (err, data) {6        if (err) return console.error(err);7        console.log(data);8    });9});

Using AI Code Generation

1function testCreateBarcodeDetection() {2  return new Promise(function(resolve, reject) {3    var wpt = new WebPlatformTests();4    wpt.createBarcodeDetection().then(function(result) {5      assert_true(result instanceof BarcodeDetection, "createBarcodeDetection should return BarcodeDetection object");6      resolve();7    }, function(error) {8      reject(error);9    });10  });11}12function testDetect() {13  return new Promise(function(resolve, reject) {14    var wpt = new WebPlatformTests();15    var barcodeDetector = new BarcodeDetection();16    var image = new ImageBitmap();17    var options = {formats: ["qr_code"]};18    barcodeDetector.detect(image, options).then(function(result) {19      assert_true(result instanceof Array, "detect method should return Array object");20      resolve();21    }, function(error) {22      reject(error);23    });24  });25}26function testDetectInvalidInput() {27  return new Promise(function(resolve, reject) {28    var wpt = new WebPlatformTests();29    var barcodeDetector = new BarcodeDetection();30    var image = new ImageBitmap();31    var options = {formats: ["invalid_format"]};32    barcodeDetector.detect(image, options).then(function(result) {33      assert_true(result instanceof Array, "detect method should return Array object");34      assert_equals(result.length, 0, "detect method should return empty array");35      resolve();36    }, function(error) {37      reject(error);38    });39  });40}41function testGetSupportedFormats() {42  return new Promise(function(resolve, reject) {43    var wpt = new WebPlatformTests();44    var barcodeDetector = new BarcodeDetection();45    var formats = barcodeDetector.getSupportedFormats();46    assert_true(formats instanceof Array, "getSupportedFormats method should return Array object");47    resolve();48  });49}50function testBarcodeDetectionConstructorInvalidInput() {51  return new Promise(function(resolve, reject) {52    var wpt = new WebPlatformTests();53    var barcodeDetector = new BarcodeDetection("invalid_input");54    assert_true(barcodeDetector instanceof BarcodeDetection, "BarcodeDetection constructor should return BarcodeDetection object");55    resolve();

Using AI Code Generation

1var wptools = require('wptools');2var path = require('path');3var fs = require('fs');4var args = process.argv.slice(2);5var image = args[0];6var output = args[1];7var barcode = wptools.createBarcodeDetection();8barcode.detect(image, function(err, barcodes) {9  if (err) {10    console.log(err);11  }12  else {13    console.log(barcodes);14    fs.writeFile(output, JSON.stringify(barcodes), function(err) {15      if (err) {16        console.log(err);17      }18      else {19        console.log('File written to ' + output);20      }21    });22  }23});

Using AI Code Generation

1async function createBarcodeDetection() {2  const barcodeDetector = new BarcodeDetector();3  const barcode = await barcodeDetector.detect(barcodeImage);4  console.log(barcode);5}6#### new BarcodeDetector(options)7- `options` {Object}8#### barcodeDetector.detect(image)9- `image` {ImageBitmapSource}10const barcodeDetector = new BarcodeDetector();11const barcode = await barcodeDetector.detect(barcodeImage);12- [Barcode Detection Explainer](

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