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Imagick::liquidRescaleImage

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Imagick::liquidRescaleImageAnimates an image or images

Descrição

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. This method is available if Imagick has been compiled against ImageMagick version 6.3.9 or newer.

Parâmetros

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.

Valor Retornado

Returns TRUE on success.

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spider at man dot net
2 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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