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:
https://media.geeksforgeeks.org/wp-content/uploads/geeks-21.png

Program 1:

filter_none

edit
close

play_arrow

link
brightness_4
code

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

chevron_right






                        filter_none










Output:


1



Original Image 2:

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


Program 2:













                                    filter_none




                                    edit

                                    close




                                    play_arrow




                                    link

                                    brightness_4

                                    code
                                




















<?php  


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


  


// Creating new image of above String  


// and add color 


$im = new Gmagick();  


$draw = new GmagickDraw();  


  


// Fill the color in image  


$draw->setFillColor(new GmagickPixel('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 GmagickPixel('white'));  


// Draw the image          


$im->drawImage($draw);  


$im->setImageFormat('jpeg');  


  


$res = $im->getImageMatte(); 


  


// Display Result 


echo $res; 


?> 



















                        chevron_right







                        filter_none










Output:


1



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





    

        My Personal Notes
        arrow_drop_up
    

    

        
        

            
            
        

    


Recommended Posts:
R_Raj
Check out this Author's contributed articles.
If you like GeeksforGeeks and would like to contribute, you can also write an article using contribute.geeksforgeeks.org or mail your article to contribute@geeksforgeeks.org. See your article appearing on the GeeksforGeeks main page and help other Geeks.
Please Improve this article if you find anything incorrect by clicking on  the "Improve Article" button below.