Imagick::contrastImage
Change the contrast of the image
Description
public bool Imagick::contrastImage(bool $sharpen
)
Parameters
-
sharpen
-
The sharpen value
Return Values
Returns true
on success.
Errors/Exceptions
Throws ImagickException on error.
Examples
Example #1 Imagick::contrastImage
<?php
function contrastImage($imagePath, $contrastType) {
$imagick = new \Imagick(realpath($imagePath));
if ($contrastType != 2) {
$imagick->contrastImage($contrastType);
}
header("Content-Type: image/jpg");
echo $imagick->getImageBlob();
}
?>