PHP | Imagick getImageMatte() Function

The Imagick::getImageMatte() function is an inbuilt function in PHP which is used to get the matte channel of an imagick object.

Syntax:

bool Imagick::getImageMatte( void )

Parameters: This function does not accept any parameter.

Return Value: This function returns True if mage has a matte channel or False otherwise.

Below programs illustrate the Imagick::getImageMatte() function in PHP:



Program 1:
Original Image:
https://media.geeksforgeeks.org/wp-content/uploads/geeks-21.png

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<?php
  
// Create new Imagick object
$imagick = new Imagick(
'https://media.geeksforgeeks.org/wp-content/uploads/geeksforgeeks-15.png');
  
// Using getImageMatte function
$res = $imagick->getImageMatte();
  
// header("Content-Type: image/jpg");
echo $res;
  
?>

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Output:


1



Program 2:

Original Image:

https://media.geeksforgeeks.org/wp-content/uploads/Screenshot-from-2018-10-16-23-23-54.png













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<?php  


$string = "Computer Science portal for Geeks!";  


  


// Creating new image of above String  


// and add color 


$im = new Imagick();  


$draw = new ImagickDraw();  


  


// Fill the color in image  


$draw->setFillColor(new ImagickPixel('green'));  


  


// Set the text font size  


$draw->setFontSize(50);  


  


$metrix = $im->queryFontMetrics($draw, $string);  


$draw->annotation(0, 40, $string);  


$im->newImage($metrix['textWidth'], $metrix['textHeight'],  


        new ImagickPixel('white'));  


// Draw the image          


$im->drawImage($draw);  


$im->setImageFormat('jpeg');  


  


$res = $im->getImageMatte(); 


  


// Display Result 


echo $res; 


?> 



















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Output:


1



Reference: http://php.net/manual/en/imagick.getimagematte.php





    

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