PHP | Gmagick getimagedepth() Function

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The Gmagick::getimagedepth() function is an inbuilt function in PHP which is used to gets the depth of the image.

Syntax:

int Gmagick::getimagedepth( void )

Parameters: This function does not accepts any parameter.

Return Value: This function returns the depth of image.

Below programs illustrate the Gmagick::getimagedepth() function in PHP:

Original Image 1:

Program 1:

<?php  
  
// require_once('vendor/autoload.php'); 
  
// Create an Gmagick Object 
$image = new Gmagick( 
'https://zambiatek.com/wp-content/uploads/2023/10/zambiatek-15-14.png'); 
  
// Use getimagedepth function to calculate image depth 
  
$height = $image->getimagedepth(); 
  
// Display the depth of image 
print_r($height); 
?> 

Output:

Original Image 2:

Program 2:

<?php  
$string = "Computer Science portal for Geeks!";  
      
// Creating new image of above String  
// and add color and background  
$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'); 
  
$dpth = $im->getimagedepth(); 
    
// Display the depth of image 
print_r($dpth); 
?> 