Tìm hiểu về hàm Gmagick::borderImage() trong PHP

<?php 
// Create a Gmagick object 

$imagedata = file_get_contents('https://static-xf1.vietnix.vn/wp-content/uploads/2023/02/vietnix.png');
$image1 = new Gmagick();
$image1->readImageBlob($imagedata);

// Set the border in the given image 
$image1->borderImage('yellow', 15, 15); 

header('Content-type: image/png'); 

// Output the image 
echo $image1; 
?> 

<?php
$string = "Vietnix Hosting VPS tốc độ cao !";

// Create a new GmagickDraw object
$draw = new GmagickDraw();
$draw->setFillColor(new GmagickPixel('white'));

// Create a new Gmagick image
$im = new Gmagick();

// Create a white background image. The color is specified as a string.
$width = 630;
$height = 100;
$im->newImage($width, $height, "#38a7ff");

// Now calculate font metrics
$fontPath = './font/Exo2-VariableFont_wght.ttf';
$draw->setFont($fontPath);
$draw->setFontSize(40);
$metrics = $im->queryFontMetrics($draw, $string);

// Draw the text on the image using GmagickDraw
$im->annotateImage($draw, 30, 60, 0, $string);

// Draw the image         
$im->drawImage($draw);  
$im->setImageFormat('jpeg');  
   
// Set the border in the given image 
$im->borderImage('yellow', 15, 15);

// Output the image
header("Content-Type: image/jpg");
echo $im;
?>