PHP | Imagick displayImage() Function

<?php

// Create an Imagick object
$imagick = new Imagick(
'https://media.geeksforgeeks.org/wp-content/uploads/geeksforgeeks-9.png');

// Use displayImage function
$imagick->displayImage(5);

header("Content-Type: image/jpg");

// Display the output image
echo $imagick->getImageBlob();
?>

<?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);

$matrix = $im->queryFontMetrics($draw, $string);
$draw->annotation(0, 40, $string);
$im->newImage($matrix['textWidth'], $matrix['textHeight'],
         new ImagickPixel('white'));

// Draw the image          
$im->drawImage($draw);

$im->setImageFormat('jpeg');

header("Content-Type: image/jpg");

// Display the output image
echo $im->getImageBlob();
?>