php教程

Imagick::flipImage

(PECL imagick 2.0.0)

Imagick::flipImageCreates a vertical mirror image

说明

Imagick::flipImage ( void ) : bool

Creates a vertical mirror image by reflecting the pixels around the central x-axis.

返回值

成功时返回 TRUE

错误/异常

错误时抛出 ImagickException。

范例

Example #1 Imagick::flipImage()

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

?>

User Contributed Notes

jeff at jeffharris dot us 06-Dec-2013 10:39
To avoid the x-axis and y-axis discussion, flipping emulates a mirror at the bottom (or top) of the image.
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Lee 06-Jun-2012 08:12
They mean, "Creates a horizontal mirror image by reflecting the pixels around the central y-axis."

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