Usage:1. Parameters are passed via URL: image.php?image=1.jpg;2. You can set the type of your output image to JPG, GIF or PNG format like this: image.php?image=1.jpg&type=png; If you don't specify the type of the output image, the script will output the image in the original format image.php?image=1.jpg;3. To add a watermark to image you heave to set 2 variables: watermark_text and watermark_color(optional).Black will be use if you do not set the watermark_color;4. Resizing images:a. Exact size:b. Maxim size:c. Percent:d. Square:I use this type of resizing for creating thumbnails that heave the same size