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/proc/thread-self/root/home/byroehnu/.trash/node_modules11/qrcode/lib/renderer/png.js

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const fs = require('fs')
const PNG = require('pngjs').PNG
const Utils = require('./utils')

exports.render = function render (qrData, options) {
  const opts = Utils.getOptions(options)
  const pngOpts = opts.rendererOpts
  const size = Utils.getImageWidth(qrData.modules.size, opts)

pngOpts.width = size
  pngOpts.height = size

const pngImage = new PNG(pngOpts)
  Utils.qrToImageData(pngImage.data, qrData, opts)

return pngImage
}

exports.renderToDataURL = function renderToDataURL (qrData, options, cb) {
  if (typeof cb === 'undefined') {
    cb = options
    options = undefined
  }

exports.renderToBuffer(qrData, options, function (err, output) {
    if (err) cb(err)
    let url = 'data:image/png;base64,'
    url += output.toString('base64')
    cb(null, url)
  })
}

exports.renderToBuffer = function renderToBuffer (qrData, options, cb) {
  if (typeof cb === 'undefined') {
    cb = options
    options = undefined
  }

const png = exports.render(qrData, options)
  const buffer = []

png.on('error', cb)

png.on('data', function (data) {
    buffer.push(data)
  })

png.on('end', function () {
    cb(null, Buffer.concat(buffer))
  })

png.pack()
}

exports.renderToFile = function renderToFile (path, qrData, options, cb) {
  if (typeof cb === 'undefined') {
    cb = options
    options = undefined
  }

let called = false
  const done = (...args) => {
    if (called) return
    called = true
    cb.apply(null, args)
  }
  const stream = fs.createWriteStream(path)

stream.on('error', done)
  stream.on('close', done)

exports.renderToFileStream(stream, qrData, options)
}

exports.renderToFileStream = function renderToFileStream (stream, qrData, options) {
  const png = exports.render(qrData, options)
  png.pack().pipe(stream)
}

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Name	Size	Perms	Modified	Actions
terminal DIR	-	drwxr-xr-x	2026-02-27 09:45:04	Edit Download recursive recursive
canvas.js	1.47 KB	lrw-r--r--	2026-02-27 09:45:00	Edit Download recursive recursive
png.js	1.73 KB	lrw-r--r--	2026-02-27 09:45:00	Edit Download recursive recursive
svg-tag.js	1.92 KB	lrw-r--r--	2026-02-27 09:45:02	Edit Download recursive recursive
svg.js	532 B	lrw-r--r--	2026-02-27 09:45:02	Edit Download recursive recursive
terminal.js	271 B	lrw-r--r--	2026-02-27 09:45:04	Edit Download recursive recursive
utf8.js	1.54 KB	lrw-r--r--	2026-02-27 09:45:04	Edit Download recursive recursive
utils.js	2.83 KB	lrw-r--r--	2026-02-27 09:45:04	Edit Download recursive recursive

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