PHP | Gmagick getImageMatte() Function
The Gmagick::getImageMatte() function is an inbuilt function in PHP which is used to get the matte channel of an Gmagick object.
Syntax:
int Gmagick::getimagematte( void )
Parameters: This function does not accept any parameter.
Return Value: This function returns True if image contains matte channel or False otherwise.
Below programs illustrate the Gmagick::getImageMatte() function in PHP:
Original Image:
Program 1:
<?php
$gmagick = new Gmagick(
$res = $Gmagick ->getImageMatte();
echo $res ;
?>
|
Output:
1
Original Image 2:
Program 2:
<?php
$string = "Computer Science portal for Geeks!" ;
$im = new Gmagick();
$draw = new GmagickDraw();
$draw ->setFillColor( new GmagickPixel( 'green' ));
$draw ->setFontSize(50);
$matrix = $im ->queryFontMetrics( $draw , $string );
$draw ->annotation(0, 40, $string );
$im ->newImage( $matrix [ 'textWidth' ], $matrix [ 'textHeight' ],
new GmagickPixel( 'white' ));
$im ->drawImage( $draw );
$im ->setImageFormat( 'jpeg' );
$res = $im ->getImageMatte();
echo $res ;
?>
|
Output:
1
Reference: http://php.net/manual/en/gmagick.getimagematte.php
Last Updated :
10 Jan, 2022
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