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Laurence Gellert lgellert

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rodrigopandini / createPNGAlphaImageFromBase64.php
Last active June 8, 2017 22:11
Create a png alpha image from base 64 data - Stackoverflow snippet (http://stackoverflow.com/questions/9771986/fabric-js-canvas-todataurl-sent-to-php-by-ajax)
<?php
$urlUploadImages = '../uploads/img/';
$nameImage = $_POST['nameImage'];
$data = base64_decode($_POST['strBase64']);
$img = imagecreatefromstring($data);
$width = imagesx($img);
$height = imagesy($img);
$image = imagecreatetruecolor($width, $height);
imagealphablending($image, true);
$alpha_image = imagecolorallocatealpha($image, 0, 0, 0, 127);