How to use PHP & Upload and Resize image

Author: admin | Posted: 23-03-2010 | Category: PHP & Image (GD)

How to use PHP & Upload and Resize image The guideline/example scripts how to using PHP and GD , Upload and Resize image

ShotDev Focus:
- PHP & GD (Upload and Resize image)

Example

php_upload_resize1.php


<html>
<head>
<title>ShotDev.Com Tutorial</title>
</head>
<body>
<form action="php_upload_resize2.php" method="post" enctype="multipart/form-data" name="frmMain">
<table width="343" border="1">
<tr>
<td>Upload</td>
<td><input name="fileUpload" type="file"></td>
</tr>
<tr>
<td>&nbsp;</td>
<td><input type="submit" name="Submit" value="Submit"></td>
</tr>
</table>
</form>
</body>
</html>

php_upload_resize2.php


<html>
<head>
<title>ShotDev.Com Tutorial</title>
</head>
<body>
<?
if(trim($_FILES["fileUpload"]["tmp_name"]) != "")
{
$images = $_FILES["fileUpload"]["tmp_name"];
$new_images = "Thumbnails_".$_FILES["fileUpload"]["name"];
copy($_FILES["fileUpload"]["tmp_name"],"MyResize/".$_FILES["fileUpload"]["name"]);
$width=100; //*** Fix Width & Heigh (Autu caculate) ***//
$size=GetimageSize($images);
$height=round($width*$size[1]/$size[0]);
$images_orig = ImageCreateFromJPEG($images);
$photoX = ImagesX($images_orig);
$photoY = ImagesY($images_orig);
$images_fin = ImageCreateTrueColor($width, $height);
ImageCopyResampled($images_fin, $images_orig, 0, 0, 0, 0, $width+1, $height+1, $photoX, $photoY);
ImageJPEG($images_fin,"MyResize/".$new_images);
ImageDestroy($images_orig);
ImageDestroy($images_fin);
}
?>
<b>Original Size</b><br>
<img src="<?="MyResize/".$_FILES["fileUpload"]["name"];?>">
<hr>
<b>New Resize</b><br>
<img src="<?="MyResize/".$new_images;?>">
</body>
</html>

Create a php file and save to path root-path/myphp/

Run
http://localhost/myphp/php_upload_resize1.php

Screenshot