imagecolorstotal

(PHP 3, PHP 4, PHP 5)

imagecolorstotal -- Find out the number of colors in an image's palette

Description

int imagecolorstotal ( resource image )

Returns the number of colors in an image palette.

Parameters

image

An image resource, returned by one of the image creation functions, such as imagecreatetruecolor().

Return Values

Returns the number of colors in the specified image's palette or 0 for truecolor images.

See Also

imagecolorat()
imagecolorsforindex()
imageistruecolor()