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How to use testFourColorsYuvDecode method in wpt

Best JavaScript code snippet using wpt

image-decoder.https.any.js

Source:image-decoder.https.any.js

...11  });12}13// Note: Requiring all data to do YUV decoding is a Chromium limitation, other14// implementations may support YUV decode with partial ReadableStream data.15function testFourColorsYuvDecode(filename, mimeType, options = {}) {16  var decoder = null;17  return ImageDecoder.isTypeSupported(mimeType).then(support => {18    assert_implements_optional(19        support, 'Optional codec ' + mimeType + ' not supported.');20    return fetch(filename).then(response => {21      return response.arrayBuffer().then(buffer => {22        return testFourColorsDecodeBuffer(buffer, mimeType, options);23      });24    });25  });26}27promise_test(t => {28  return testFourColorsDecode('four-colors.jpg', 'image/jpeg');29}, 'Test JPEG image decoding.');30promise_test(t => {31  return testFourColorDecodeWithExifOrientation(1);32}, 'Test JPEG w/ EXIF orientation top-left.');33promise_test(t => {34  return testFourColorDecodeWithExifOrientation(2);35}, 'Test JPEG w/ EXIF orientation top-right.');36promise_test(t => {37  return testFourColorDecodeWithExifOrientation(3);38}, 'Test JPEG w/ EXIF orientation bottom-right.');39promise_test(t => {40  return testFourColorDecodeWithExifOrientation(4);41}, 'Test JPEG w/ EXIF orientation bottom-left.');42promise_test(t => {43  return testFourColorDecodeWithExifOrientation(5);44}, 'Test JPEG w/ EXIF orientation left-top.');45promise_test(t => {46  return testFourColorDecodeWithExifOrientation(6);47}, 'Test JPEG w/ EXIF orientation right-top.');48promise_test(t => {49  return testFourColorDecodeWithExifOrientation(7);50}, 'Test JPEG w/ EXIF orientation right-bottom.');51promise_test(t => {52  return testFourColorDecodeWithExifOrientation(8);53}, 'Test JPEG w/ EXIF orientation left-bottom.');54promise_test(t => {55  return testFourColorsDecode('four-colors.png', 'image/png');56}, 'Test PNG image decoding.');57promise_test(t => {58  return testFourColorsDecode('four-colors.avif', 'image/avif');59}, 'Test AVIF image decoding.');60promise_test(t => {61  return testFourColorsDecode(62      'four-colors-full-range-bt2020-pq-444-10bpc.avif', 'image/avif',63      { tolerance: 3 });64}, 'Test high bit depth HDR AVIF image decoding.');65promise_test(t => {66  return testFourColorsDecode(67      'four-colors-flip.avif', 'image/avif', {preferAnimation: false});68}, 'Test multi-track AVIF image decoding w/ preferAnimation=false.');69promise_test(t => {70  return testFourColorsDecode(71      'four-colors-flip.avif', 'image/avif', {preferAnimation: true});72}, 'Test multi-track AVIF image decoding w/ preferAnimation=true.');73promise_test(t => {74  return testFourColorsDecode('four-colors.webp', 'image/webp');75}, 'Test WEBP image decoding.');76promise_test(t => {77  return testFourColorsDecode('four-colors.gif', 'image/gif');78}, 'Test GIF image decoding.');79promise_test(t => {80  return testFourColorsYuvDecode(81      'four-colors-limited-range-420-8bpc.jpg', 'image/jpeg',82      {yuvFormat: 'I420', tolerance: 3});83}, 'Test JPEG image YUV 4:2:0 decoding.');84promise_test(t => {85  return testFourColorsYuvDecode(86      'four-colors-limited-range-420-8bpc.avif', 'image/avif',87      {yuvFormat: 'I420', tolerance: 3});88}, 'Test AVIF image YUV 4:2:0 decoding.');89promise_test(t => {90  return testFourColorsYuvDecode(91      'four-colors-limited-range-422-8bpc.avif', 'image/avif',92      {yuvFormat: 'I422', tolerance: 3});93}, 'Test AVIF image YUV 4:2:2 decoding.');94promise_test(t => {95  return testFourColorsYuvDecode(96      'four-colors-limited-range-444-8bpc.avif', 'image/avif',97      {yuvFormat: 'I444', tolerance: 3});98}, 'Test AVIF image YUV 4:4:4 decoding.');99promise_test(t => {100  return testFourColorsYuvDecode(101      'four-colors-limited-range-420-8bpc.webp', 'image/webp',102      {yuvFormat: 'I420', tolerance: 3});103}, 'Test WEBP image YUV 4:2:0 decoding.');104promise_test(t => {105  return fetch('four-colors.png').then(response => {106    let decoder = new ImageDecoder({data: response.body, type: 'junk/type'});107    return promise_rejects_dom(t, 'NotSupportedError', decoder.decode());108  });109}, 'Test invalid mime type rejects decode() requests');110promise_test(t => {111  return fetch('four-colors.png').then(response => {112    let decoder = new ImageDecoder({data: response.body, type: 'junk/type'});113    return promise_rejects_dom(t, 'NotSupportedError', decoder.tracks.ready);114  });...

image-decoder.any.js

Source:image-decoder.any.js

...7  });8}9// Note: Requiring all data to do YUV decoding is a Chromium limitation, other10// implementations may support YUV decode with partial ReadableStream data.11function testFourColorsYuvDecode(filename, mimeType, options = {}) {12  var decoder = null;13  return fetch(filename).then(14      response => {return response.arrayBuffer().then(buffer => {15        return testFourColorsDecodeBuffer(buffer, mimeType, options);16      })});17}18function testFourColorsDecodeBuffer(buffer, mimeType, options = {}) {19  var decoder = new ImageDecoder(20      {data: buffer, type: mimeType, preferAnimation: options.preferAnimation});21  return decoder.decode().then(result => {22    assert_equals(result.image.displayWidth, 320);23    assert_equals(result.image.displayHeight, 240);24    if (options.preferAnimation !== undefined) {25      assert_greater_than(decoder.tracks.length, 1);26      assert_equals(27          options.preferAnimation, decoder.tracks.selectedTrack.animated);28    }29    if (options.yuvFormat !== undefined)30      assert_equals(result.image.format, options.yuvFormat);31    if (options.tolerance === undefined)32      options.tolerance = 0;33    let canvas = new OffscreenCanvas(34        result.image.displayWidth, result.image.displayHeight);35    let ctx = canvas.getContext('2d');36    ctx.drawImage(result.image, 0, 0);37    let top_left = ctx.getImageData(0, 0, 1, 1);38    let top_right = ctx.getImageData(result.image.displayWidth - 1, 0, 1, 1);39    let bottom_left = ctx.getImageData(0, result.image.displayHeight - 1, 1, 1);40    let left_corner = ctx.getImageData(41        result.image.displayWidth - 1, result.image.displayHeight - 1, 1, 1);42    assert_array_approx_equals(43        top_left.data, [0xFF, 0xFF, 0x00, 0xFF], options.tolerance,44        'top left corner is yellow');45    assert_array_approx_equals(46        top_right.data, [0xFF, 0x00, 0x00, 0xFF], options.tolerance,47        'top right corner is red');48    assert_array_approx_equals(49        bottom_left.data, [0x00, 0x00, 0xFF, 0xFF], options.tolerance,50        'bottom left corner is blue');51    assert_array_approx_equals(52        left_corner.data, [0x00, 0xFF, 0x00, 0xFF], options.tolerance,53        'bottom right corner is green');54  });55}56promise_test(t => {57  return testFourColorsDecode('four-colors.jpg', 'image/jpeg');58}, 'Test JPEG image decoding.');59promise_test(t => {60  return testFourColorDecodeWithExifOrientation(1);61}, 'Test JPEG w/ EXIF orientation top-left.');62promise_test(t => {63  return testFourColorDecodeWithExifOrientation(2);64}, 'Test JPEG w/ EXIF orientation top-right.');65promise_test(t => {66  return testFourColorDecodeWithExifOrientation(3);67}, 'Test JPEG w/ EXIF orientation bottom-right.');68promise_test(t => {69  return testFourColorDecodeWithExifOrientation(4);70}, 'Test JPEG w/ EXIF orientation bottom-left.');71promise_test(t => {72  return testFourColorDecodeWithExifOrientation(5);73}, 'Test JPEG w/ EXIF orientation left-top.');74promise_test(t => {75  return testFourColorDecodeWithExifOrientation(6);76}, 'Test JPEG w/ EXIF orientation right-top.');77promise_test(t => {78  return testFourColorDecodeWithExifOrientation(7);79}, 'Test JPEG w/ EXIF orientation right-bottom.');80promise_test(t => {81  return testFourColorDecodeWithExifOrientation(8);82}, 'Test JPEG w/ EXIF orientation left-bottom.');83promise_test(t => {84  return testFourColorsDecode('four-colors.png', 'image/png');85}, 'Test PNG image decoding.');86promise_test(t => {87  return testFourColorsDecode('four-colors.avif', 'image/avif');88}, 'Test AVIF image decoding.');89promise_test(t => {90  return testFourColorsDecode(91      'four-colors-full-range-bt2020-pq-444-10bpc.avif', 'image/avif');92}, 'Test high bit depth HDR AVIF image decoding.');93promise_test(t => {94  return testFourColorsDecode(95      'four-colors-flip.avif', 'image/avif', {preferAnimation: false});96}, 'Test multi-track AVIF image decoding w/ preferAnimation=false.');97promise_test(t => {98  return testFourColorsDecode(99      'four-colors-flip.avif', 'image/avif', {preferAnimation: true});100}, 'Test multi-track AVIF image decoding w/ preferAnimation=true.');101promise_test(t => {102  return testFourColorsDecode('four-colors.webp', 'image/webp');103}, 'Test WEBP image decoding.');104promise_test(t => {105  return testFourColorsDecode('four-colors.gif', 'image/gif');106}, 'Test GIF image decoding.');107promise_test(t => {108  return testFourColorsYuvDecode(109      'four-colors-limited-range-420-8bpc.jpg', 'image/jpeg',110      {yuvFormat: 'I420', tolerance: 1});111}, 'Test JPEG image YUV 4:2:0 decoding.');112promise_test(t => {113  return testFourColorsYuvDecode(114      'four-colors-limited-range-420-8bpc.avif', 'image/avif',115      {yuvFormat: 'I420', tolerance: 1});116}, 'Test AVIF image YUV 4:2:0 decoding.');117promise_test(t => {118  return testFourColorsYuvDecode(119      'four-colors-limited-range-422-8bpc.avif', 'image/avif',120      {yuvFormat: 'I422', tolerance: 1});121}, 'Test AVIF image YUV 4:2:2 decoding.');122promise_test(t => {123  return testFourColorsYuvDecode(124      'four-colors-limited-range-444-8bpc.avif', 'image/avif',125      {yuvFormat: 'I444', tolerance: 1});126}, 'Test AVIF image YUV 4:4:4 decoding.');127promise_test(t => {128  return testFourColorsYuvDecode(129      'four-colors-limited-range-420-8bpc.webp', 'image/webp',130      {yuvFormat: 'I420', tolerance: 1});131}, 'Test WEBP image YUV 4:2:0 decoding.');132promise_test(t => {133  return fetch('four-colors.png').then(response => {134    let decoder = new ImageDecoder({data: response.body, type: 'junk/type'});135    return promise_rejects_dom(t, 'NotSupportedError', decoder.decode());136  });137}, 'Test invalid mime type rejects decode() requests');138promise_test(t => {139  return fetch('four-colors.png').then(response => {140    let decoder = new ImageDecoder({data: response.body, type: 'junk/type'});141    return promise_rejects_dom(142        t, 'NotSupportedError', decoder.decodeMetadata());...

Using AI Code Generation

1var wpt = require('./wpt.js');2var testFourColorsYuvDecode = wpt.testFourColorsYuvDecode;3testFourColorsYuvDecode();4var testFourColorsYuvDecode = function() {5};6module.exports.testFourColorsYuvDecode = testFourColorsYuvDecode;7I have a node.js file (wpt.js) which contains a function to test the code. I have another node.js file (test.js) which uses the function in wpt.js file. How can I call the function in wpt.js from test.js file? I have tried the following code, but it is not working. I am getting the following error: TypeError: wpt.testFourColorsYuvDecode is not a function. Can someone please help me?8var wpt = require('./test/wpt.js');9var wpt = require('./test/wpt');10var wpt = require('./test/wpt.js');11I am trying to require a file from a different directory. I am using the following code:var wpt = require('./test/wpt.js');

Using AI Code Generation

1testFourColorsYuvDecode();2function testFourColorsYuvDecode() {3  let image = new Image();4  image.src = 'four-colors.yuv';5  image.onload = function() {6    let canvas = document.createElement('canvas');7    canvas.width = image.width;8    canvas.height = image.height;9    let ctx = canvas.getContext('2d');10    ctx.drawImage(image, 0, 0);11    let imageData = ctx.getImageData(0, 0, image.width, image.height);12    let pixels = imageData.data;13    ];14    for (let i = 0; i < 4; ++i) {15      let pixel = pixels.slice(i * 4, i * 4 + 4);16      assert_array_equals(pixel, expectedColors[i]);17    }18  };19  image.onerror = function() {20    assert_unreached('Failed to load image');21  };22}

Using AI Code Generation

1testFourColorsYuvDecode();2function testFourColorsYuvDecode() {3    { y: 0, u: 0, v: 0, expected: [0, 0, 0, 255] },4    { y: 255, u: 0, v: 0, expected: [255, 0, 0, 255] },5    { y: 0, u: 255, v: 0, expected: [0, 255, 0, 255] },6    { y: 0, u: 0, v: 255, expected: [0, 0, 255, 255] },7  ];8  testEachYuvPixel(testCases);9}10function testEachYuvPixel(testCases) {11  var canvas = document.createElement('canvas');12  var ctx = canvas.getContext('2d');13  var imageData = ctx.createImageData(1, 1);14  for (var i = 0; i < testCases.length; ++i) {15    imageData.data[0] = testCases[i].y;16    imageData.data[1] = testCases[i].u;17    imageData.data[2] = testCases[i].v;18    imageData.data[3] = 255;19    var expected = testCases[i].expected;20    var actual = imageData.data;21    assert_array_equals(actual, expected);22  }23}

Using AI Code Generation

1testFourColorsYuvDecode();2function testFourColorsYuvDecode() {3    {4    },5    {6    },7    {8    },9    {10    }11  ];12  const [yPlane, uPlane, vPlane] = createTestPlanes();13  for (const { name, y, u, v, expected } of testCases) {14    yPlane[0] = y;15    uPlane[0] = u;16    vPlane[0] = v;17    const result = decodeFourColorsYuv(yPlane, uPlane, vPlane);18    const success = compare(result, expected);19    testPassed(`${name} decoded correctly: ${success}`);20  }21}22function createTestPlanes() {23  const yPlane = new Uint8ClampedArray(1);24  const uPlane = new Uint8ClampedArray(1);25  const vPlane = new Uint8ClampedArray(1);26  return [yPlane, uPlane, vPlane];27}28function decodeFourColorsYuv(yPlane, uPlane, vPlane) {29  const result = new Uint8ClampedArray(4);30  const y = yPlane[0];31  const u = uPlane[0];32  const v = vPlane[0];33  result[0] = y + 1.403 * (v - 128);34  result[1] = y - 0.344 * (u - 128) - 0.714 * (

Using AI Code Generation

1var wpt = require('web-platform-tests');2wpt.testFourColorsYuvDecode().then(function() {3  console.log('Test completed.');4});5var wpt = require('web-platform-tests');6wpt.testFourColorsYuvDecode().then(function() {7  console.log('Test completed.');8});9var wpt = require('web-platform-tests');10wpt.testFourColorsYuvDecode().then(function() {11  console.log('Test completed.');12});13var wpt = require('web-platform-tests');14wpt.testFourColorsYuvDecode().then(function() {15  console.log('Test completed.');16});17var wpt = require('web-platform-tests');18wpt.testFourColorsYuvDecode().then(function() {19  console.log('Test completed.');20});21var wpt = require('web-platform-tests');22wpt.testFourColorsYuvDecode().then(function() {23  console.log('Test completed.');24});25var wpt = require('web-platform-tests');26wpt.testFourColorsYuvDecode().then(function() {27  console.log('Test completed.');28});29var wpt = require('web-platform-tests');30wpt.testFourColorsYuvDecode().then(function() {31  console.log('Test completed.');32});33var wpt = require('web-platform-tests');34wpt.testFourColorsYuvDecode().then(function() {35  console.log('Test completed.');36});37var wpt = require('web-platform-tests');

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