The Imagick::spreadImage() function is an inbuilt function in PHP which randomly displaces each pixel in a block. It is a special effects method that randomly displaces each pixel in a block defined by the radius parameter.
Syntax:
bool Imagick::spreadImage( $radius )
Parameters: This function accepts single parameter $radius which is used to set the radius to dispatch each pixel in an image.
Return Value: This function returns True on success.
Errors/Exceptions: This function throws ImagickException on error.
Below program illustrates the Imagick::spreadImage() function in PHP:
Program:
<?php // Create an Imagick object $imagick = new Imagick( // Use spreadImage function $imagick ->spreadImage(5); header( "Content-Type: image/jpg" ); // Display the output image echo $imagick ->getImageBlob(); ?> |
Output:
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Reference: http://php.net/manual/en/imagick.spreadimage.php