PHP 5.6.0beta1 released

imagecolorstotal

(PHP 4, PHP 5)

imagecolorstotalFind out the number of colors in an image's palette

Descrierea

int imagecolorstotal ( resource $image )

Returns the number of colors in an image palette.

Parametri

image

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

Valorile întoarse

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

Exemple

Example #1 Getting total number of colors in an image using imagecolorstotal()

<?php
// Create image instance
$im imagecreatefromgif('php.gif');

echo 
'Total colors in image: ' imagecolorstotal($im);

// Free image
imagedestroy($im);
?>

Exemplul de mai sus va afișa ceva similar cu:

Total colors in image: 128

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