Imagick::flipImage

(PECL imagick 2.0.0)

Imagick::flipImage — Creates a vertical mirror image

说明

bool Imagick::flipImage ( void )

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 ();
}

 ?>

用户评论:

[#1] jeff at jeffharris dot us [2013-12-06 22:39:52]

To avoid the x-axis and y-axis discussion, flipping emulates a mirror at the bottom (or top) of the image.
?o ??o?p ??? x-?x?s ?up ?-?x?s p?s?nss?ou, ???dd?u? ??n????s ? ????o? ?? ??? qo??o? )o? ?od( o? ??? ??????B

[#2] Lee [2012-06-06 20:12:50]

They mean, "Creates a horizontal mirror image by reflecting the pixels around the central y-axis."