Imagick::liquidRescaleImage

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Imagick::liquidRescaleImageAnimates an image or images

설명

bool Imagick::liquidRescaleImage ( int $width , int $height , float $delta_x , float $rigidity )

This method scales the images using liquid rescaling method. This method is an implementation of a technique called seam carving. In order for this method to work as expected ImageMagick must be compiled with liblqr support. 이 메쏘드는 Imagick을 ImageMagick 6.3.9 이상으로 컴파일 했을 때만 사용할 수 있습니다.

인수

width

The width of the target size

height

The height of the target size

delta_x

How much the seam can traverse on x-axis. Passing 0 causes the seams to be straight.

rigidity

Introduces a bias for non-straight seams. This parameter is typically 0.

반환값

성공시에 TRUE를 반환합니다.

참고

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spider at man dot net
13 years ago
<?php
    
   
/* Create new object */
   
$im = new Imagick( 'test.jpg' );
    
   
/* Scale down */
   
$im->liquidRescaleImage( 500, 200, 3, 25 );
    
   
/* Display */
   
header( 'Content-Type: image/jpg' );
    echo
$im;
    
   
?>
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