PHP Zoom picture (according to the wide and equal proportional scaling) example introduces _php tips

Source: Internet
Author: User
Recommend a simple and practical zoom Picture tool SimpleImage, reference http://www.white-hat-web-design.co.uk/blog/resizing-images-with-php/

How to use:

Set width and height, unequal scaling
Copy Code code as follows:

<?php
Include (' simpleimage.php ');
$image = new SimpleImage ();
$image->load (' picture.jpg ');
$image->resize (250,400);
$image->save (' picture2.jpg ');? >

Set width, equal scaling

<?php
Include (' simpleimage.php ');
$image = new SimpleImage ();
$image->load (' picture.jpg ');
$image->resizetowidth (250);
$image->save (' picture2.jpg ');? >

Set height, equal proportional scaling

<?php
Include (' simpleimage.php ');
$image = new SimpleImage ();
$image->load (' picture.jpg ');
$image->resizetoheight (500);
$image->save (' picture2.jpg ');
$image->resizetoheight (200);
$image->save (' picture3.jpg ');? >

Scale to 50%

<?php
Include (' simpleimage.php ');
$image = new SimpleImage ();
$image->load (' picture.jpg ');
$image->scale (50);
$image->save (' picture2.jpg ');? >

Output directly to screen after zooming

<?php
Header (' Content-type:image/jpeg ');
Include (' simpleimage.php ');
$image = new SimpleImage ();
$image->load (' picture.jpg ');
$image->resizetowidth (150);
$image->output ();? >


simpleimage.php Source Please click the beginning of the article link, to download

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