76 lines
1.8 KiB
PHP
Executable File
76 lines
1.8 KiB
PHP
Executable File
<?php
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//Thumbnail save settings, feel free to change these. Pre-existing thumbnails need to be deeted for the changes to take effect!!!
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$thumbsize = "55"; // Thumbnail size.
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$thumbquality = "130"; //the thumbnail JPEG quality.
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// Image folder
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$images = $_GET['imagefolder'];
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// Thumbnail folder
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$thumbnails = $_GET['thumbfolder'];
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// The file you are resizing
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$file = $_GET['im'];
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//image name:
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$tn_name = $_GET['name'];
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// This sets it to a .jpg, but you can change this to png or gif
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header('Content-type: image/jpeg');
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// Setting the resize parameters
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list($width, $height) = getimagesize($file);
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if ($width == $height) {
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$modwidth = $thumbsize;
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$modheight = $thumbsize;
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}
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else if ($width < $height) {
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$zoom = $thumbsize / $width;
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$modwidth = $thumbsize;
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$modheight = $height * $zoom;
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$dstx = 0;
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$dsty = ($thumbsize - $modheight)/2;
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}
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else {
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$zoom = $thumbsize / $height;
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$modheight = $thumbsize;
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$modwidth = $width * $zoom;
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$dstx = ($thumbsize - $modwidth)/2;
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$dsty = 0;
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}
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// Resizing the Image
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$tn = imagecreatetruecolor($thumbsize, $thumbsize);
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$image = imagecreatefromjpeg($file);
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imagecopyresampled($tn, $image, $dstx, $dsty, 0, 0, $modwidth, $modheight, $width, $height);
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// preparing name for the thumbnail
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$splitname = explode (".", $tn_name);
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// check if thumbs directory already exists, if not: make one
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if (!is_dir("$thumbnails")) {
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echo "making dir";
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mkdir($thumbnails, 0755);
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}
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// if it exists, check if directory is writeable, if not: chmod
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elseif(!is_writeable("$thumbnails")) {
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chmod($thumbnails, 0755);
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}
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// copying thumbnail with _tn before extension to server
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ImageJPEG($tn, $thumbnails . "/$splitname[0]_thumb.jpg", $thumbquality);
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// Outputting a .jpg, you can make this gif or png if you want
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imagejpeg($tn, null, $thumbquality);
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chmod($thumbnails . "/$splitname[0]_thumb.jpg", 0755);
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?>
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