PHP图片平均分割

/** ????* 图片平均分割 ????* $h = 23, $w = 8 ????* 保存：web/upload_pic/Cut ????*/ ???public function actionCutPng() ???{ ???????$filename = dirname(dirname(dirname(dirname(__FILE__)))).‘\web\upload_pic\test114.png‘; ???????list($width, $height) = getimagesize($filename); ???????$h = 23; ???????$w = 8; ???????$newwidth = floor($width / $w); ???????$newheight = floor($height / $h); ???????$lastH = $height % $h; ???????$lastW = $width % $w; ???????$source = imagecreatefrompng($filename); ???????for( $i=0 ; $i< $h; $i++ ){ ???????????for ($j = 0 ; $j < $w ; $j++){ ???????????????$h_p = $newheight*$i; ???????????????$w_p = $newwidth*$j; ???????????????if(($j + 1) == $w ){ ???????????????????$newwidth += $lastW; ???????????????} ???????????????if(( ?$i + 1 ) == $h ){ ???????????????????$newheight += $lastH; ???????????????} ???????????????$thumb = ImageCreateTrueColor($newwidth, $newheight); ???????????????imagecopyresized( $thumb, $source, 0, 0, $w_p, $h_p, $newwidth, ?$newheight, floor($width / $w),floor($height / $h)); ???????????????imagejpeg( $thumb , "./upload_pic/Cut/{$i}-{$j}.jpg" ,100); ???????????} ???????} ???}