PHP | Gmagick trimimage() function

The Gmagick::trimimage() function is an inbuilt function in PHP which is used to remove edges that are the background color from the image.

Syntax:

Gmagick Gmagick::trimimage( float $fuzz )

Parameters:This function accepts a single parameter $fuzz which holds the fuzz.



Return Value: This function returns TRUE on success.

Exceptions: This function throws GmagickException on error.

Below given programs illustrate the Gmagick::trimimage() function in PHP:

Program-1 (Trimming an image):

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code

<?php
// Create a new Gmagick object
$gmagick = new Gmagick('geeksforgeeks.png');
  
// Trim the image
$gmagick->trimimage(10);
  
// Output the image  
header('Content-type: image/png');  
echo $gmagick;  
?>

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Output:

Program-2 (Trimming a drawing):

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<?php
// Create a new Gmagick object
$gmagick = new Gmagick('geeksforgeeks.png');
   
// Create a GmagickDraw object
$draw = new GmagickDraw();
   
// Set the color
$draw->setFillColor('white');
   
// Function to draw rectangle
$draw->rectangle(0, 0, 800, 400);
   
// Set the fill color
$draw->setFillColor('red');
   
// Set the font size
$draw->setfontsize(50);
   
// Annotate a text
$draw->annotate(30, 100, 'GeeksforGeeks');
   
// Use of drawimage function
$gmagick->drawImage($draw);
   
// Trim the image
$gmagick->trimimage(10); 
   
// Display the output image
header("Content-Type: image/png");
echo $gmagick->getImageBlob();
?>

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Output:

Reference: https://www.php.net/manual/en/gmagick.trimimage.php



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