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21 lines
563 B
JavaScript
21 lines
563 B
JavaScript
const fs = require('fs')
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const path = require('path')
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const out = fs.createWriteStream(path.join(__dirname, "..")+ '/passedThroughGrayscale.png');
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const { createCanvas, Image } = require('../export');
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const img = new Image()
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const canvas = createCanvas(500, 500)
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const ctx = canvas.getContext('2d')
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img.onload = () => {
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ctx.drawImage(img, 0, 0)
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console.log("Image onload success!!!")
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var stream = canvas.createPNGStream();
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stream.pipe(out);
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}
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img.onerror = err => {
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console.log(err)
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throw err
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}
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img.src = path.join(__dirname, 'images', 'image.png') |