PHP实例开发源码—PHP+FLASH 大头贴源码[值得研究].zip

<?php error_reporting(0); $w = (int)$_POST['width']; $h = (int)$_POST['height']; $img = imagecreatetruecolor($w, $h); imagefill($img, 0, 0, 0x669966); $rows = 0; $cols = 0; for($rows = 0; $rows < $h; $rows++){ $c_row = explode(",", $_POST['px' . $rows]); for($cols = 0; $cols < $w; $cols++){ $value = $c_row[$cols]; if($value != ""){ $hex = $value; while(strlen($hex) < 6){ $hex = "0" . $hex; } $r = hexdec(substr($hex, 0, 2)); $g = hexdec(substr($hex, 2, 2)); $b = hexdec(substr($hex, 4, 2)); $test = imagecolorallocate($img, $r, $g, $b); imagesetpixel($img, $cols, $rows, $test); } } } $filename="upfiles/".date("Y-m-d-H-i-s",time()).".jpg"; header("Content-type:image/jpeg"); imagejpeg($img, $filename, 90); header("Location: $filename"); ?>