imageistruecolor

(PHP 4 >= 4.3.2, PHP 5)

imageistruecolor -- Finds whether an image is a truecolor image

Description

bool imageistruecolor ( resource image )

imageistruecolor() finds whether the image image is a truecolor image.

Note: This function requires GD 2.0.1 or later (2.0.28 or later is recommended).