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How to use rgb2i method in Playwright Internal
Best JavaScript code snippet using playwright-internal
pixelmatch.js
Source:pixelmatch.js 
...95 g2 = blend(img2[m + 1], a2),96 b2 = blend(img2[m + 2], a2),97 y = rgb2y(r1, g1, b1) - rgb2y(r2, g2, b2);98 if (yOnly) return y; // brightness difference only99 var i = rgb2i(r1, g1, b1) - rgb2i(r2, g2, b2),100 q = rgb2q(r1, g1, b1) - rgb2q(r2, g2, b2);101 return 0.5053 * y * y + 0.299 * i * i + 0.1957 * q * q;102}103function rgb2y(r, g, b) { return r * 0.29889531 + g * 0.58662247 + b * 0.11448223; }104function rgb2i(r, g, b) { return r * 0.59597799 - g * 0.27417610 - b * 0.32180189; }105function rgb2q(r, g, b) { return r * 0.21147017 - g * 0.52261711 + b * 0.31114694; }106// blend semi-transparent color with white107function blend(c, a) {108 return 255 + (c - 255) * a;109}110function drawPixel(output, pos, r, g, b) {111 output[pos + 0] = r;112 output[pos + 1] = g;113 output[pos + 2] = b;114 output[pos + 3] = 255;115}116function grayPixel(img, i) {117 var a = img[i + 3] / 255,118 r = blend(img[i + 0], a),...
pixelDiff.js
Source:pixelDiff.js
...46 var r2 = blend(pixel2.r, pixel2.a)47 var g2 = blend(pixel2.g, pixel2.a)48 var b2 = blend(pixel2.b, pixel2.a)49 var y = rgb2y(r1, g1, b1) - rgb2y(r2, g2, b2)50 var i = rgb2i(r1, g1, b1) - rgb2i(r2, g2, b2)51 var q = rgb2q(r1, g1, b1) - rgb2q(r2, g2, b2)52 return 0.5053 * y * y + 0.299 * i * i + 0.1957 * q * q;53}54function rgb2y(r, g, b) { return r * 0.29889531 + g * 0.58662247 + b * 0.11448223; }55function rgb2i(r, g, b) { return r * 0.59597799 - g * 0.27417610 - b * 0.32180189; }56function rgb2q(r, g, b) { return r * 0.21147017 - g * 0.52261711 + b * 0.31114694; }57/**58 * Blend semi-transparent color with white59 * @param {number} channel - 0 - 25560 * @param {number} alpha - 0 - 25561 */62function blend(channel, alpha) {63 return 255 + (channel - 255) * (alpha / 255)64}...
video-diff-worker.js
Source:video-diff-worker.js
1const MAX_YIQ_DIFFERENCE = 35215;2function rgb2y(r, g, b) {3 return r * 0.29889531 + g * 0.58662247 + b * 0.11448223;4}5function rgb2i(r, g, b) {6 return r * 0.59597799 - g * 0.2741761 - b * 0.32180189;7}8function rgb2q(r, g, b) {9 return r * 0.21147017 - g * 0.52261711 + b * 0.31114694;10}11// blend semi-transparent color with white12function blend(color, alpha) {13 return 255 + (color - 255) * alpha;14}15// calculate color difference according to the paper "Measuring perceived color16// difference using YIQ NTSC transmission color space in mobile applications" by17// Y. Kotsarenko and F. Ramos18//19// Modified from https://github.com/mapbox/pixelmatch20function colorDelta(previousPixel, currentPixel) {21 let [r1, g1, b1, a1] = previousPixel;22 let [r2, g2, b2, a2] = currentPixel;23 if (r1 === r2 && g1 === g2 && b1 === b2 && a1 === a2) {24 return 0;25 }26 if ((a2 === 0 && a1 > 0) || (a1 === 0 && a2 > 0)) {27 return 1;28 }29 if (a1 < 255) {30 a1 /= 255;31 r1 = blend(r1, a1);32 g1 = blend(g1, a1);33 b1 = blend(b1, a1);34 }35 if (a2 < 255) {36 a2 /= 255;37 r2 = blend(r2, a2);38 g2 = blend(g2, a2);39 b2 = blend(b2, a2);40 }41 const y = rgb2y(r1, g1, b1) - rgb2y(r2, g2, b2);42 const i = rgb2i(r1, g1, b1) - rgb2i(r2, g2, b2);43 const q = rgb2q(r1, g1, b1) - rgb2q(r2, g2, b2);44 return (0.5053 * y * y + 0.299 * i * i + 0.1957 * q * q) / MAX_YIQ_DIFFERENCE;45}46let gl;47self.addEventListener('message', function messageHandler(e) {48 if (e.data.canvas) {49 // we're getting our offscreen canvas50 const canvas = e.data.canvas;51 gl = canvas.getContext('2d');52 } else if (e.data.imageBitmap) {53 const { imageBitmap, ballPosition, videoWidth, videoHeight } = e.data;54 const sx = Math.round(ballPosition.x * videoWidth);55 const sy = Math.round(ballPosition.y * videoHeight);56 gl.drawImage(imageBitmap, sx, sy, 100, 100, 0, 0, 100, 100);...
comparator.js
Source:comparator.js
...33 let blue2 = blend(input2[position2 + 2], alpha2);34 let percievedLuminance =35 rgb2y(red1, green1, blue1) - rgb2y(red2, green2, blue2);36 let colourInformation =37 rgb2i(red1, green1, blue1) - rgb2i(red2, green2, blue2);38 let luminanceInformation =39 rgb2q(red1, green1, blue1) - rgb2q(red2, green2, blue2);40 return (41 0.5053 * percievedLuminance * percievedLuminance +42 0.299 * colourInformation * colourInformation +43 0.1957 * luminanceInformation * luminanceInformation44 );45};46let rgb2y = function(red, green, blue) {47 return red * 0.29889531 + green * 0.58662247 + blue * 0.11448223;48};49let rgb2i = function(red, green, blue) {50 return red * 0.59597799 - green * 0.2741761 - blue * 0.32180189;51};...
delta.js
Source:delta.js
...32 let delta;33 if (yOnly) { // brightness difference only34 delta = y;35 } else {36 const i = rgb2i(r1, g1, b1) - rgb2i(r2, g2, b2);37 const q = rgb2q(r1, g1, b1) - rgb2q(r2, g2, b2);38 delta = 0.5053 * y * y + 0.299 * i * i + 0.1957 * q * q;39 }40 return delta <= maxDelta; 41}42function rgb2y(r, g, b) { return r * 0.29889531 + g * 0.58662247 + b * 0.11448223; }43function rgb2i(r, g, b) { return r * 0.59597799 - g * 0.27417610 - b * 0.32180189; }44function rgb2q(r, g, b) { return r * 0.21147017 - g * 0.52261711 + b * 0.31114694; }45// blend semi-transparent color with white46function blend(c, a) {47 return 255 + (c - 255) * a;...
color.js
Source:color.js
1function rgb2y(r, g, b) {2 return r * 0.29889531 + g * 0.58662247 + b * 0.11448223;3}4function rgb2i(r, g, b) {5 return r * 0.59597799 - g * 0.2741761 - b * 0.32180189;6}7function rgb2q(r, g, b) {8 return r * 0.21147017 - g * 0.52261711 + b * 0.31114694;9}10export function colorDifferenceYIQSquared(yiqA, yiqB) {11 const y = yiqA[0] - yiqB[0];12 const i = yiqA[1] - yiqB[1];13 const q = yiqA[2] - yiqB[2];14 const a = alpha(yiqA) - alpha(yiqB);15 return y * y * 0.5053 + i * i * 0.299 + q * q * 0.1957 + a * a;16}17function alpha(array) {18 return array[3] != null ? array[3] : 0xff;19}20export function colorDifferenceYIQ(yiqA, yiqB) {21 return Math.sqrt(colorDifferenceYIQSquared(yiqA, yiqB));22}23export function colorDifferenceRGBToYIQSquared(rgb1, rgb2) {24 const [r1, g1, b1] = rgb1;25 const [r2, g2, b2] = rgb2;26 const y = rgb2y(r1, g1, b1) - rgb2y(r2, g2, b2),27 i = rgb2i(r1, g1, b1) - rgb2i(r2, g2, b2),28 q = rgb2q(r1, g1, b1) - rgb2q(r2, g2, b2);29 const a = alpha(rgb1) - alpha(rgb2);30 return y * y * 0.5053 + i * i * 0.299 + q * q * 0.1957 + a * a;31}32export function colorDifferenceRGBToYIQ(rgb1, rgb2) {33 return Math.sqrt(colorDifferenceRGBToYIQSquared(rgb1, rgb2));34}35export function euclideanDistanceSquared(a, b) {36 var sum = 0;37 var n;38 for (n = 0; n < a.length; n++) {39 const dx = a[n] - b[n];40 sum += dx * dx;41 }...
colorDelta.js
Source:colorDelta.js
1const MAX_YIQ_DIFFERENCE = 35215;2function rgb2y(r, g, b) {3 return r * 0.29889531 + g * 0.58662247 + b * 0.11448223;4}5function rgb2i(r, g, b) {6 return r * 0.59597799 - g * 0.2741761 - b * 0.32180189;7}8function rgb2q(r, g, b) {9 return r * 0.21147017 - g * 0.52261711 + b * 0.31114694;10}11// blend semi-transparent color with white12function blend(color, alpha) {13 return 255 + (color - 255) * alpha;14}15// calculate color difference according to the paper "Measuring perceived color16// difference using YIQ NTSC transmission color space in mobile applications" by17// Y. Kotsarenko and F. Ramos18//19// Modified from https://github.com/mapbox/pixelmatch20module.exports = function colorDelta(previousPixel, currentPixel) {21 let [r1, g1, b1, a1] = previousPixel;22 let [r2, g2, b2, a2] = currentPixel;23 if (r1 === r2 && g1 === g2 && b1 === b2 && a1 === a2) {24 return 0;25 }26 if ((a2 === 0 && a1 > 0) || (a1 === 0 && a2 > 0)) {27 return 1;28 }29 if (a1 < 255) {30 a1 /= 255;31 r1 = blend(r1, a1);32 g1 = blend(g1, a1);33 b1 = blend(b1, a1);34 }35 if (a2 < 255) {36 a2 /= 255;37 r2 = blend(r2, a2);38 g2 = blend(g2, a2);39 b2 = blend(b2, a2);40 }41 const y = rgb2y(r1, g1, b1) - rgb2y(r2, g2, b2);42 const i = rgb2i(r1, g1, b1) - rgb2i(r2, g2, b2);43 const q = rgb2q(r1, g1, b1) - rgb2q(r2, g2, b2);44 return (0.5053 * y * y + 0.299 * i * i + 0.1957 * q * q) / MAX_YIQ_DIFFERENCE;...
metrics.js
Source:metrics.js
...17 return (2 + mr / 256) * dr * dr + 4 * dg * dg + (2 + (255 - mr) / 256) * db * db;18}19function distYIQ(r1, g1, b1, r2, g2, b2) {20 var y = rgb2y(r1, g1, b1) - rgb2y(r2, g2, b2),21 i = rgb2i(r1, g1, b1) - rgb2i(r2, g2, b2),22 q = rgb2q(r1, g1, b1) - rgb2q(r2, g2, b2);23 return y * y * 0.5053 + i * i * 0.299 + q * q * 0.1957;24}25function rgb2y(r, g, b) {26 return r * 0.29889531 + g * 0.58662247 + b * 0.11448223;27}28function rgb2i(r, g, b) {29 return r * 0.59597799 - g * 0.27417610 - b * 0.32180189;30}31function rgb2q(r, g, b) {32 return r * 0.21147017 - g * 0.52261711 + b * 0.31114694;...
Using AI Code Generation
1const { rgb2i } = require('playwright/lib/utils/color');2const { i2rgb } = require('playwright/lib/utils/color');3const { colorToRGBA } = require('playwright/lib/utils/color');4const { parseColor } = require('playwright/lib/utils/color');5const { parseColorWithTransparency } = require('playwright/lib/utils/color');6const { parseColorString } = require('playwright/lib/utils/color');
Using AI Code Generation
1const {chromium} = require('playwright');2(async () => {3 const browser = await chromium.launch();4 const page = await browser.newPage();5 await page.screenshot({path: 'google.png'});6 const rgb = await page.evaluate(() => {7 const canvas = document.createElement('canvas');8 const context = canvas.getContext('2d');9 const img = new Image();10 img.src = 'google.png';11 context.drawImage(img, 0, 0);12 return context.getImageData(0, 0, 1, 1).data;13 });14 const i = rgb2i(rgb[0], rgb[1], rgb[2]);15 console.log(i);16 await browser.close();17})();18const {chromium} = require('playwright');19(async () => {20 const browser = await chromium.launch();21 const page = await browser.newPage();22 await page.screenshot({path: 'google.png'});23 const rgb = await page.evaluate(() => {24 const canvas = document.createElement('canvas');25 const context = canvas.getContext('2d');26 const img = new Image();27 img.src = 'google.png';28 context.drawImage(img, 0, 0);29 return context.getImageData(0, 0, 1, 1).data;30 });31 const i = rgb2i(rgb[0], rgb[1], rgb[2]);32 console.log(i);33 await browser.close();34})();35const {chromium} = require('playwright');36(async () => {37 const browser = await chromium.launch();38 const page = await browser.newPage();39 await page.screenshot({path: 'google.png'});40 const rgb = await page.evaluate(() => {41 const canvas = document.createElement('canvas');42 const context = canvas.getContext('2d');43 const img = new Image();44 img.src = 'google.png';45 context.drawImage(img, 0, 0);46 return context.getImageData(0, 0, 1, 1).data;47 });48 const i = rgb2i(rgb[0], rgb[1], rgb
Using AI Code Generation
1const { rgb2i } = require("playwright/lib/utils/color");2const { rgb2i } = require("playwright");3import { rgb2i } from "playwright";4import { rgb2i } from "playwright/lib/utils/color";5import { rgb2i } from "playwright/lib/utils/color";6import { rgb2i } from "playwright";
Using AI Code Generation
1const { rgb2i } = require('playwright/lib/internal/rgb2i');2const { i2rgb } = require('playwright/lib/internal/i2rgb');3const color = rgb2i(255, 0, 0);4const rgb = i2rgb(color);5const { rgb2i } = require('playwright/lib/internal/rgb2i');6const { i2rgb } = require('playwright/lib/internal/i2rgb');7const color = rgb2i(255, 0, 0);8const rgb = i2rgb(color);9const { rgb2i } = require('playwright/lib/internal/rgb2i');10const { i2rgb } = require('playwright/lib/internal/i2rgb');11const color = rgb2i(255, 0, 0);12const rgb = i2rgb(color);13const { rgb2i } = require('playwright/lib/internal/rgb2i');14const { i2rgb } = require('playwright/lib/internal/i2rgb');15const color = rgb2i(255, 0, 0);16const rgb = i2rgb(color);17const { rgb2i }
Using AI Code Generation
1const { rgb2i } = require('playwright/lib/server/converters');2console.log(rgb2i(255, 0, 0));3const { i2rgb } = require('playwright/lib/server/converters');4console.log(i2rgb(16711680));5converters.i2rgb(integer)6converters.rgb2i(r, g, b)7converters.hex2i(hex)8converters.i2hex(integer)9converters.hsl2i(h, s, l)10converters.i2hsl(integer)11converters.hsv2i(h, s, v)12converters.i2hsv(integer)13converters.hwb2i(h, w, b)
Using AI Code Generation
1const { rgb2i } = require('playwright/internal/utils/color');2console.log(rgb2i(255, 0, 0));3const { rgb2i } = require('playwright/internal/utils/color');4console.log(rgb2i(255, 0, 0));5const { rgb2i } = require('playwright/internal/utils/color');6console.log(rgb2i(255, 0, 0));7const { rgb2i } = require('playwright/internal/utils/color');8console.log(rgb2i(255, 0, 0));9const { rgb2i } = require('playwright/internal/utils/color');10console.log(rgb2i(255, 0, 0));11const { rgb2i } = require('playwright/internal/utils/color');12console.log(rgb2i(255, 0, 0));13const { rgb2i } = require('playwright/internal/utils/color');14console.log(rgb2i(255, 0, 0));15const { rgb2i } = require('playwright/internal/utils/color');16console.log(rgb2i(255, 0, 0));17const { rgb2i } = require('playwright/internal/utils/color');18console.log(rgb2i(255, 0, 0));19const { rgb2i } = require('playwright/internal/utils/color');20console.log(rgb2i(255, 0, 0));21const { rgb2i } = require('playwright/internal/utils/color');22console.log(rgb
Using AI Code Generation
1const { rgb2i } = require('playwright/lib/internal/utils');2console.log(rgb2i({r: 255, g: 255, b: 255}));3const { rgb2i } = require('playwright/lib/internal/utils');4console.log(rgb2i({r: 255, g: 255, b: 255}));5const { rgb2i } = require('playwright/lib/internal/utils');6console.log(rgb2i({r: 255, g: 255, b: 255}));7const { rgb2i } = require('playwright/lib/internal/utils');8console.log(rgb2i({r: 255, g: 255, b: 255}));9const { rgb2i } = require('playwright/lib/internal/utils');10console.log(rgb2i({r: 255, g: 255, b: 255}));11const { rgb2i } = require('playwright/lib/internal/utils');12console.log(rgb2i({r: 255, g: 255, b: 255}));13const { rgb2i } = require('playwright/lib/internal/utils');14console.log(rgb2i({r: 255, g: 255, b: 255}));15const { rgb2i } = require('playwright/lib/internal/utils');16console.log(rgb2i({r: 255, g: 255, b: 255}));
Using AI Code Generation
1const { rgb2i } = require( 'playwright-internal' );2const { chromium } = require( 'playwright' );3const fs = require( 'fs' );4const path = require( 'path' );5const main = async () => {6 const browser = await chromium.launch();7 const context = await browser.newContext();8 const page = await context.newPage();9 const element = await page.$( '#hplogo' );10 const screenshot = await element.screenshot();11 const buffer = await screenshot.buffer();12 const image = await rgb2i( buffer, screenshot.width, screenshot.height );13 fs.writeFileSync( path.join( __dirname, 'screenshot.png' ), image );14 await browser.close();15};16main();17const { rgb2i } = require( 'playwright-internal' );18const { chromium } = require( 'playwright' );19const fs = require( 'fs' );20const path = require( 'path' );21const PNG = require( 'pngjs' ).PNG;22const main = async () => {23 const browser = await chromium.launch();24 const context = await browser.newContext();25 const page = await context.newPage();26 const element = await page.$( '#hplogo' );27 const screenshot = await element.screenshot();28 const buffer = await screenshot.buffer();29 const image = await rgb2i( buffer, screenshot.width, screenshot.height );30 fs.writeFileSync( path.join( __dirname, 'screenshot.png' ), image );31 await browser.close();32};33main();
Using AI Code Generation
1const { rgb2i } = require('playwright/lib/server/screencast/screencastFrameCollector');2const color = rgb2i(255, 0, 0);3console.log(color);4const { i2rgb } = require('playwright/lib/server/screencast/screencastFrameCollector');5const rgb = i2rgb(16711680);6console.log(rgb);7const { i2rgba } = require('playwright/lib/server/screencast/screencastFrameCollector');8const rgba = i2rgba(16711680);9console.log(rgba);10const { rgba2i } = require('playwright/lib/server/screencast/screencastFrameCollector');11const color = rgba2i(255, 0, 0, 255);12console.log(color);13const { toRGBA } = require('playwright/lib/server/screencast/screencastFrameCollector');14const rgba = toRGBA(16711680);15console.log(rgba);16const { toRGBAArray } = require('playwright/lib/server/screencast/screencastFrameCollector');17const rgba = toRGBAArray(16711680);18console.log(rgba);19const { toColorString } = require('playwright/lib/server/screencast/screencastFrameCollector');20const color = toColorString(167116
Playwright tutorial
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