GoLang Imagick::autoLevelImage

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PHP Imagick::autoLevelImage

PHP original manual for Imagick::autoLevelImage [ show | php.net ]

Imagick::autoLevelImage

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Imagick::autoLevelImage — Description

Description

public bool Imagick::autoLevelImage ([ int $channel = Imagick::CHANNEL_DEFAULT ] )

Adjusts the levels of a particular image channel by scaling the minimum and maximum values to the full quantum range.

Parameters

channel

Which channel should the auto-levelling should be done on.

Return Values

Returns TRUE on success.

Examples

Example #1 Imagick::autoLevelImage()

<?php
function autoLevelImage($imagePath) {
    $imagick = new \Imagick(realpath($imagePath));
    $imagick->autoLevelImage();
    header("Content-Type: image/jpg");
    echo $imagick->getImageBlob();
}

?>