- public function resize_image($image, $width)
- {
- $src_img = @imagecreatefromjpeg($image);
-
- if($src_img)
- {
- /* grabs the height and width */
- $new_w = imagesx($src_img);
- $new_h = imagesy($src_img);
-
- // If requested width is more then the actual image width,
- // do not generate a thumbnail
-
- if($width >= $new_w) {
- imagedestroy($src_img);
- return;
- }
-
- /* calculates aspect ratio */
- $aspect_ratio = $new_h / $new_w;
-
- /* sets new size */
- $new_w = $width;
- $new_h = abs($new_w * $aspect_ratio);
-
- /* creates new image of that size */
- $dst_img = imagecreatetruecolor($new_w,$new_h);
-
- imagefill($dst_img, 0, 0, ImageColorAllocate($dst_img, 255, 255, 255));
-
- /* copies resized portion of original image into new image */
- imagecopyresampled($dst_img,$src_img,0,0,0,0,$new_w,$new_h,imagesx($src_img),imagesy($src_img));
-
- /* write down new generated file */
-
- if(!file_exists(dirname($image) ."/thumbs"))
- mkdir(dirname($image) ."/thumbs");
-
- $newfile = dirname($image) ."/thumbs/". $width ."_". basename($image);
- imagejpeg($dst_img, $newfile, 75);
-
- /* free your mind */
- imagedestroy($dst_img);
- imagedestroy($src_img);
- }
-
- } // resize_image()