PHP | Imagick paintTransparentImage() Function
The Imagick::paintTransparentImage() function is an inbuilt function in PHP which is used to change any pixel that matches the color with the defined color.
Syntax:
bool Imagick::paintTransparentImage( $target, $alpha, $fuzz )
Parameters: This function accepts three parameters as mentioned above and described below:
- $target: It contains the value of target color to change the specified opacity value within the given range.
- $alpha: It contains the floating point value ranging from 0.0(fully transparent) to 1.0(fully opaque).
- $fuzz: It defines how much the tolerance is accepted to consider the two colors as the same.
Return Value: This function returns True on success.
Errors/Exceptions: This function throws ImagickException on error.
Below program illustrates the Imagick::paintTransparentImage() function in PHP:
Program:
<?php
$imagick = new \Imagick(
$paintit = clone $imagick ;
$quantum = $imagick ->getQuantumDepth()[ 'quantumDepthLong' ];
$paintit ->paintTransparentImage( "White" , 0.2, 0.5 * $quantum );
header( "Content-Type: image/jpg" );
echo $paintit ->getImageBlob();
?>
|
Output:
Reference: https://www.php.net/manual/en/imagick.painttransparentimage.php
Last Updated :
20 Aug, 2019
Like Article
Save Article
Share your thoughts in the comments
Please Login to comment...