PHParadise | category image editing | copy source code of crop image

PHParadise > image editing > crop image

simple image crop snippet.
make sure the directory where the cropped image is saved is writeable.

copy the code of image editing / crop image

<?php

/*------------------------------------------------------------------------------
|
|                             PHParadise source code
|
|-------------------------------------------------------------------------------
|
| file:             crop image
| category:         image editing
|
| last modified:    Sat, 02 Jul 2005 00:18:33 GMT
| downloaded:       Wed, 08 Sep 2010 01:42:20 GMT as copy from textarea
|
| code URL:
| http://phparadise.de/php-code/image-editing/crop-image/
|
| description:
| simple image crop snippet. make sure the directory where the cropped image is
| saved is writeable.
|
------------------------------------------------------------------------------*/

// the image to crop
$image = 'pics/whatever.jpg';
// make sure the directory is writeable
$dest_image = 'pics/cropped_whatever.jpg';

// to keep the image and layer in sync
$margin = 10;

if(!isset($_POST['step'])) $title = '1';
else $title = $_POST['step'];

echo '
<html>
<head>
	<title>lixlpixel image crop | step '.$title.'</title>
</head>
<body style="margin: '.$margin.'px;">';

if(!isset($_POST['tx']) && !isset($_POST['fx']))
{
	echo '
	<form method="post" action="'.$_SERVER['PHP_SELF'].'">
		<input type="image" src="'.$image.'" /><br />';
	if(!isset($_POST['x']))
	{
		echo '
		<input type="hidden" name="step" value="2" />
		click to mark first corner';
	}else{
		echo '
		<input type="hidden" name="step" value="3" />
		<input type="hidden" name="fx" value="'.$_POST['x'].'" />
		<input type="hidden" name="fy" value="'.$_POST['y'].'" />
		click to mark second corner | <a href="'.$_SERVER['PHP_SELF'].'">start over</a>';
	}
	echo '
	</form>
	';
}

if(isset($_POST['fx']))
{
	echo '
	<form method="post" action="'.$_SERVER['PHP_SELF'].'">
		<input type="hidden" name="step" value="4" />
		<input type="image" src="'.$image.'" /><br />
		<input type="hidden" name="tx" value="'.$_POST['fx'].'" />
		<input type="hidden" name="ty" value="'.$_POST['fy'].'" />
		<input type="hidden" name="width" value="'.($_POST['x']-$_POST['fx']).'" />
		<input type="hidden" name="height" value="'.($_POST['y']-$_POST['fy']).'" />
		<div style="position: absolute;
					left:'.($_POST['fx']+$margin).'px;
					top: '.($_POST['fy']+$margin).'px;
					width: '.($_POST['x']-$_POST['fx']).'px;
					height: '.($_POST['y']-$_POST['fy']).'px;
					border: 1px solid #fff;">
		</div>
		click image to crop rectangle | <a href="'.$_SERVER['PHP_SELF'].'">start over</a>
	</form>';
}

if(isset($_POST['tx']))
{
	$img = imagecreatetruecolor($_POST['width'],$_POST['height']);
	$org_img = imagecreatefromjpeg($image);
	$ims = getimagesize($image);
	imagecopy($img,$org_img, 0, 0, $_POST['tx'], $_POST['ty'], $ims[0], $ims[1]);
	imagejpeg($img,$dest_image,90);
	imagedestroy($img);
	echo '
	<img src="'.$dest_image.'" 
		width="'.$_POST['width'].'" 
		height="'.$_POST['height'].'" alt="" /><br />
	<a href="'.$_SERVER['PHP_SELF'].'">try again</a>';
}

echo '
</body>
</html>';

PHParadise source code of “crop image” in category “image editing”

PHParadise > image editing > crop image

copy the code of image editing / crop image