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PHP | Gmagick addImage() Function

  • Last Updated : 28 Aug, 2019

The Gmagick::addImage() function is an inbuilt function in PHP which is used to adds new image to Gmagick object image list. This function adds a new image to Gmagick object from the current position of the source object. The Gmagick class have the ability to hold and operate on multiple images simultaneously.

Syntax:

bool Gmagick::addImage( $source )

Parameters: This function accepts a single parameter $source which holds the source Gmagick object.

Return Value: This function returns Gmagick object on success.

Errors/Exceptions: This function throws GmagickException on error.



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

Original Image 1:
adpative thresold image

Program:




<?php 
  
// require_once('path/to/vendor/autoload.php');
  
header('Content-type: image/png');
  
$image = new Gmagick (
  
$t = new Gmagick (
  
$image->addImage($t);
  
echo $image;
?>
Output:
adaptive thresold image

Original Image 2:
original image

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'); 
   
$t = new Gmagick (
   
$im->addImage($t);
    
    
header("Content-Type: image/jpg"); 
echo $im->getImageBlob(); 
?> 

Output:

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




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