Use PHP to convert JPEGs to transparent PNG

Question

I have a lot of JPEG images that I want to convert to PNG images using PHP. The JPEGs are going to be uploaded by clients so I can\'t trust them to make sure they are in the

Answer 1

$f = imagecreatefromjpeg('path.jpg');
$white = imagecolorallocate($f, 255,255,255);
imagecolortransparent($f, $white);

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