"crop image canvas" Code Answer's

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crop image canvas

By Yoyo BuYoyo Bu on Jun 08, 2020
var image = new Image(),
    canvas = document.getElementById('canvas'),
    ctx = canvas.getContext('2d');

image.src = 'https://i.stack.imgur.com/I4jXc.png';

image.onload = function(){
    ctx.drawImage(image,
        70, 20,   // Start at 70/20 pixels from the left and the top of the image (crop),
        50, 50,   // "Get" a `50 * 50` (w * h) area from the source image (crop),
        0, 0,     // Place the result at 0, 0 in the canvas,
        100, 100); // With as width / height: 100 * 100 (scale)
}

Source: stackoverflow.com

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