Compressing images is often used in web application, in this tutorial, we will write a php example for you to compress an image.
How to compress image in php?
Step 1. Copy and paste php code below into a php file
<?php
function compress($source, $destination, $quality) {
$info = getimagesize($source);
if ($info['mime'] == 'image/jpeg')
$image = imagecreatefromjpeg($source);
elseif ($info['mime'] == 'image/gif')
$image = imagecreatefromgif($source);
elseif ($info['mime'] == 'image/png')
$image = imagecreatefrompng($source);
imagejpeg($image, $destination, $quality);
return $destination;
}
$src = '1.png';
$dest = '2.png';
compress($src, $dest, $quality=50);
?>Step 2. Prepare two images
These two images are 1.png and 2.png
Step 3. Run this php file
The result is:
