$xscale){ $new_width = round($width * (1/$yscale)); $new_height = round($height * (1/$yscale)); } else { $new_width = round($width * (1/$xscale)); $new_height = round($height * (1/$xscale)); } // Resize the original image $imageResized = imagecreatetruecolor($new_width, $new_height); $imageTmp = imagecreatefromjpeg ($originalImage); imagecopyresampled($imageResized, $imageTmp, 0, 0, 0, 0, $new_width, $new_height, $width, $height); return $imageResized; } function generateThumbnails(){ global $thmb_width,$thmb_height; // Open the actual directory if ($handle = opendir(".")) { // Read all file from the actual directory while ($file = readdir($handle)) { // Check whether tha actual item is a valid file if (is_file($file)){ // Check whether the actual image is a thumbnail if (strpos($file,'_th.jpg')){ $isThumb = true; } else { $isThumb = false; } if (!$isThumb) { // Process the file string $dirName = substr($file,0,strpos($file,basename($file))); if (strlen($dirName) < 1) $dirName = '.'; $fileName = basename($file); $fileMain = substr($fileName,0,strrpos($fileName,'.')); $extName = substr($fileName,strrpos($fileName,'.'), strlen($fileName)-strrpos($fileName,'.')); // Check if the actual file is a jpeg image if (($extName == '.jpg') || ($extName == '.jpeg')){ $thmbFile = $dirName.'/'.$fileMain.'_th.jpg'; // If a thumbnail dosn't exists tahn create a new one if (!file_exists($thmbFile)){ imagejpeg(resizeImage($file,$thmb_width,$thmb_height),$thmbFile,80); } } } } } } } function getNormalImage($file){ $base = substr($file,0,strrpos($file,'_th.jpg')); if (file_exists($base.'.jpg')) return $base.'.jpg'; elseif (file_exists($base.'.jpeg')) return $base.'.jpeg'; else return ""; } function displayPhotos(){ global $columns; generateThumbnails(); $act = 0; // Open the actual directory if ($handle = opendir(".")) { // Read all file from the actual directory while ($file = readdir($handle)) { // Check whether tha actual item is a valid file if (is_file($file)){ // Check whether the actual image is a thumbnail if (strpos($file,'_th.jpg')){ ++$act; if ($act > $columns) { echo ''.$file.''; $act = 1; } else { echo ''.$file.''; } } } } } } ?> galeria
Galeria de fotos