Imagick::magnifyImage

(PECL imagick 2.0.0)

Imagick::magnifyImage — Scales an image proportionally 2x

说明

bool Imagick::magnifyImage ( void )

Is a convenience method that scales an image proportionally to twice its original size.

返回值

成功时返回 TRUE 。

错误／异常

错误时抛出 ImagickException。

范例

Example #1 Imagick::magnifyImage()

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

 ?>