/**<BR> * 修改一个图片 让其翻转指定度数<BR> * <BR> * @param string $filename 文件名(包括文件路径)<BR> * @param float $degrees 旋转度数<BR> * @return boolean<BR> */<BR> function flip($filename,$src,$degrees = 90)<BR> {<BR> //读取图片<BR> $data = @getimagesize($filename);<BR> if($data==false)return false;<BR> //读取旧图片<BR> switch ($data[2]) {<BR> case 1:<BR> $src_f = imagecreatefromgif($filename);break;<BR> case 2:<BR> $src_f <mark>6来源gaodaimacom搞#^代%!码网</mark><strong>搞gaodaima代码</strong>= imagecreatefromjpeg($filename);break;<BR> case 3:<BR> $src_f = imagecreatefrompng($filename);break;<BR> } <BR> if($src_f=="")return false;<BR> $rotate = @imagerotate($src_f, $degrees,0);<BR> if(!imagejpeg($rotate,$src,100))return false;<BR> @imagedestroy($rotate);<BR> return true;<BR> }<BR>