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imageistruecolor

(PHP 4 >= 4.3.2, PHP 5)

imageistruecolorFinds whether an image is a truecolor image

Description

bool imageistruecolor ( resource $image )

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

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Parameters

image

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

Return Values

Returns TRUE if the image is truecolor, FALSE otherwise.

Examples

Example #1 Simple detection of true color image instances using imageistruecolor()

<?php
// $im is an image instance

// Check if image is a true color image or not
if(!imageistruecolor($im))
{
    
// Create a new true color image instance
    
$tc imagecreatetruecolor(imagesx($im), imagesy($im));

    
imagecopy($tc$im0000imagesx($im), imagesy($im));
    
imagedestroy($im);

    
$im $tc;
    
$tc NULL;
}

// Continue working with image instance
?>

Notes

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

See Also

 

 

 


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