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How to use Jbig2Image method in wpt

Best JavaScript code snippet using wpt

jbig2_stream.js

Source:jbig2_stream.js

...43  Jbig2Stream.prototype.readBlock = function() {44    if (this.eof) {45      return;46    }47    let jbig2Image = new Jbig2Image();48    let chunks = [];49    if (isDict(this.params)) {50      let globalsStream = this.params.get('JBIG2Globals');51      if (isStream(globalsStream)) {52        let globals = globalsStream.getBytes();53        chunks.push({ data: globals, start: 0, end: globals.length, });54      }55    }56    chunks.push({ data: this.bytes, start: 0, end: this.bytes.length, });57    let data = jbig2Image.parseChunks(chunks);58    let dataLength = data.length;59    // JBIG2 had black as 1 and white as 0, inverting the colors60    for (let i = 0; i < dataLength; i++) {61      data[i] ^= 0xFF;...

Using AI Code Generation

1var wptools = require('wptools');2var fs = require('fs');3var path = require('path');4var util = require('util');5var Jbig2Image = wptools.Jbig2Image;6var jbig2 = new Jbig2Image();7jbig2.decodeFile('/Users/username/Downloads/0226.jbig2', function(err) {8    if (err) {9        console.log(err);10    } else {11        jbig2.saveAsPng('/Users/username/Downloads/0226.png', function(err) {12            if (err) {13                console.log(err);14            } else {15                console.log('done');16            }17        });18    }19});

Using AI Code Generation

1var Jbig2Image = require('wptools').Jbig2Image;2var jbig2Image = new Jbig2Image();3jbig2Image.convert('test.jbig2', 'test.png', function(err, result) {4  if (err) {5    console.log('Error: ' + err);6  } else {7    console.log('Converted');8  }9});10Jbig2Image.convert(jbig2Data, function(err, result) {11  if (err) {12    console.log('Error: ' + err);13  } else {14    console.log('Converted');15  }16});17Jbig2Image.convert(jbig2Data, 'test.png', function(err, result) {18  if (err) {19    console.log('Error: ' + err);20  } else {21    console.log('Converted');22  }23});24Jbig2Image.convert(jbig2Data, pngData, function(err, result) {25  if (err) {26    console.log('Error: ' + err);27  } else {28    console.log('Converted');29  }30});31Jbig2Image.convert(jbig2Data, pngData, 'test.png', function(err, result) {32  if (err) {33    console.log('Error: ' + err);34  } else {35    console.log('Converted');36  }37});38Jbig2Image.convert(jbig2Data, pngData, 'test.png', 300, 300, function(err, result) {39  if (err) {40    console.log('Error: ' + err);41  } else {42    console.log('Converted');43  }44});45Jbig2Image.convert(jbig2Data, pngData, 'test.png', 300, 300, 1, function(err, result) {46  if (err) {

Using AI Code Generation

1const wptools = require('wptools');2const fs = require('fs');3wptools.setOptions({format: 'json'});4const options = {5};6wptools.page(options.pageTitle, options).then(function(page) {7  page.imageinfo('Albert_Einstein_Head.jpg').then(function(imageinfo) {8    console.log(imageinfo);9    fs.writeFileSync('imageinfo.json', JSON.stringify(imageinfo, null, 2));10  });11});12const options = {13};14wptools.page(options.pageTitle, options).then(function(page) {15  page.imageinfo('Albert_Einstein_Head.jpg').then(function(imageinfo) {16    console.log(imageinfo[0]);17    fs.writeFileSync('imageinfo.json', JSON.stringify(imageinfo[0], null, 2));18  });19});

Using AI Code Generation

1var wptools = require('wptools');2var fs = require('fs');3var image = fs.readFileSync('/home/abc/Downloads/abc.jpg');4wptools.Jbig2Image(image, function(err, data) {5    if (err) {6        console.log(err);7    } else {8        console.log(data);9    }10});11{ image: <Buffer ff d8 ff e0 00 10 4a 46 49 46 00 01 01 01 00 48 00 48 00 00 ff e1 00 5c 45 78 69 66 00 00 4d 4d 00 2a 00 00 00 08 00

Using AI Code Generation

1var wptools = require('wptools');2var tester = new wptools();3var fs = require('fs');4var imageBuffer = fs.readFileSync('test.jpg');5var image = tester.Jbig2Image(imageBuffer);6console.log(image);

Using AI Code Generation

1const wptools = require('wptools');2const fs = require('fs');3const wp = wptools();4async function getImage() {5  try {6    const image = await wp.page('Albert Einstein').get();7    const imgBuffer = await image.image();8    fs.writeFileSync('einstein.png', imgBuffer);9    console.log('image saved');10  } catch (e) {11    console.log(e);12  }13}14getImage();15const imgBuffer = await image.image();16const imgString = imgBuffer.toString('base64');17const imgSrc = `data:image/png;base64,${imgString}`;

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