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PHP | Imagick getImageResolution() Function

The Imagick::getImageResolution() function is an inbuilt function in PHP which is used to get the resolution of an image object.

Syntax:

bool Imagick::getImageResolution( void)

Parameters: This function does not accept any parameter.

Return Value: This function returns the resolution as an array.

Below program illustrates the Imagick::getImageResolution() function in PHP:



Program 1:
Original Image:
https://tutorialspoint.dev/image/geeks-21.png

<?php
  
// Create an imagick image object
$imagick = new Imagick(
  
// Getting Resolution of created image
// using getimageresolution function
$res = $im->getImageResolution();
echo "X = ".$res['x'] . "</br>";
echo "Y = ".$res['y'] ." </br>";
?>

Output:

X = 37.8
Y = 37.8

Program 2:
Original Image:
https://tutorialspoint.dev/image/Screenshot-from-2018-10-16-23-23-54.png

<?php 
  
$string = "Computer Science portal for Geeks!"
     
// Creating new image of above String 
// and add color and background 
$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->setImageResolution(50, 50); 
  
// getting Resolution of created image
// using getimageresolution function
$res = $im->getImageResolution();
echo "X = ".$res['x'] . "</br>";
echo "Y = ".$res['y'] ." </br>";
?> 

Output:

X = 50
Y = 50 

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



This article is attributed to GeeksforGeeks.org

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