Skip to content
Related Articles
Open in App
Not now

Related Articles

PHP | Gmagick solarizeimage() Function

Improve Article
Save Article
  • Last Updated : 24 Mar, 2021
Improve Article
Save Article

The Gmagick::solarizeimage() function is an inbuilt function in PHP which is used to apply to solarize effect on the image. The image effect achieved in a photo darkroom by selectively exposing areas of photosensitive paper to light. 

Gmagick Gmagick::solarizeimage ( $threshold )

Parameters: This function accepts a single parameter $threshold which is used to measure of the extent of the solarization.
Return Value: This function returns the Gmagick object on success.
Errors/Exceptions: This function throws GmagickException on error.
Below programs illustrates the Gmagick::solarizeimage() function in PHP:
Program 1: 
Input Image 



// Create a Gmagick object
$gmagick = new Gmagick(
// Solarize the image.
header('Content-type: image/png');
// Output the image
echo $gmagick;


Program 2: 


// Create a GmagickDraw object
$draw = new GmagickDraw();
// Create GmagickPixel object
$strokeColor = new GmagickPixel('Red');
$fillColor = new GmagickPixel('Green');
// Set the color, opacity of image
// Set the width and height of image
// Function to draw circle 
$draw->circle(250, 250, 100, 150);
$gmagick = new Gmagick();
$gmagick->newImage(500, 500, 'White');
// Solarize the image
// Display the output image
header("Content-Type: image/png");
echo $gmagick->getImageBlob();



My Personal Notes arrow_drop_up
Related Articles

Start Your Coding Journey Now!