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imagecolorstotal

(PHP 3, PHP 4 , PHP 5)

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

Description

int imagecolorstotal ( resource image)

This returns the number of colors in the specified image's palette.

See also imagecolorat() and imagecolorsforindex().

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imagecolorsforindexUpimagecolortransparent
nt>= imagecolorat($im, $start_x, $start_y);

// make it human readable
$color_tran = imagecolorsforindex($im, $color_index);

// what is it ?
echo '<pre>';
print_r($color_tran);
echo '</pre>';

?>