本文章免费提供一款php图片处理类：缩略，裁剪，圆角，倾斜代码，他可以切出不同风格的图片哦，哈哈，比其它的在线切图要好很多了哦。
php教程图片处理类：缩略，裁剪，圆角，倾斜
class resizeimage { //图片类型 var $type; //实际宽度 var $width; //实际高度 var $height; //改变后的宽度 var $resize_width; //改变后的高度 var $resize_height; //是否裁图 var $cut; //源图象 var $srcimg; //目标图象地址 var $dstimg; //圆角源 var $corner; var $im; function resizeimage($img, $corner, $wid, $hei,$c, $corner_radius, $angle) { $this->srcimg = $img; $this->corner = $corner; $this->resize_width = $wid; $this->resize_height = $hei; $this->cut = $c; $this->corner_radius = $corner_radius; $this->angle = $angle; //图片的类型 $this->type = substr(strrchr($this->srcimg,"."),1); //初始化图象 $this->initi_img(); //目标图象地址 $this -> dst_img(); //-- $this->width = imagesx($this->im); $this->height = imagesy($this->im); //生成图象 $this->newimg(); imagedestroy ($this->im); } function newimg() { //改变后的图象的比例 $resize_ratio = ($this->resize_width)/($this->resize_height); //实际图象的比例 $ratio = ($this->width)/($this->height); if(($this->cut)=="1") //裁图 { if($ratio>=$resize_ratio) //高度优先 { $newimg = imagecreatetruecolor($this->resize_width,$this->resize_height); imagecopyresampled($newimg, $this->im, 0, 0, 0, 0, $this->resize_width,$this->resize_height, (($this->height)*$resize_ratio), $this->height); $tmp = $this->rounded_corner($newimg,$this->resize_width); imagepng ($tmp,$this->dstimg); } if($ratioresize_width,$this->resize_height); imagecopyresampled($newimg, $this->im, 0, 0, 0, 0, $this->resize_width, $this->resize_height, $this->width, (($this->width)/$resize_ratio)); $tmp = $this->rounded_corner($newimg); imagepng ($tmp,$this->dstimg); } } else
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