The Imagick::colorizeImage() function is an inbuilt function in PHP which is used to blends the fill color with each pixel in the image with a specified opacity.
Syntax:
bool Imagick::colorizeImage( mixed $colorize, mixed $opacity, bool $legacy = FALSE )
Parameters: This function accepts three parameters as mentioned above and described below:
- $colorize: This parameter holds ImagickPixel object or a string which contains the colorize color.
- $opacity: This parameter holds ImagickPixel object or float which contains the opacity. The value 1.0 represents the fully opaque and 0.0 represents fully transparent.
- $legacy: This parameter holds a boolean which tells whether legacy behaviour is desired. Keeping it to TRUE is recommended to use string colors.
Return Value: This function returns TRUE on success.
Exceptions: This function throws ImagickException on error.
Below programs illustrate the Imagick::colorizeImage() function in PHP:
Program 1:
<?php   // Create a new imagick object $imagick = new Imagick(   // Colorize the image $imagick->colorizeImage('blue', 1, true);   header("Content-Type: image/jpg");   // Display the output image echo $imagick->getImageBlob();   ?> |
Output:
Program 2:
<?php   // Create a new imagick object $imagick = new Imagick(   // Colorize the image $imagick->colorizeImage('orange', 0.5, true);   header("Content-Type: image/jpg");   // Display the output image echo $imagick->getImageBlob();   ?> |
Output:
Reference: https://www.php.net/manual/en/imagick.colorizeimage.php
