Imagick::autoLevelImage
(No version information available, might only be in Git)
Imagick::autoLevelImage — Description
설명
public void Imagick::autoLevelImage
([ string
$CHANNEL = Imagick::CHANNEL_DEFAULT
] )Adjusts the levels of a particular image channel by scaling the minimum and maximum values to the full quantum range.
인수
-
CHANNEL -
Which channel should the auto-levelling should be done on.
반환값
예제
Example #1 Imagick::autoLevelImage()
<?php
function autoLevelImage($imagePath) {
$imagick = new \Imagick(realpath($imagePath));
$imagick->autoLevelImage();
header("Content-Type: image/jpg");
echo $imagick->getImageBlob();
}
?>
add a note
User Contributed Notes
There are no user contributed notes for this page.
