[PHP]<?php /* * ¹¦ÄÜ£ºPHPͼƬˮӡ (ˮӡ֧³ÖͼƬ»òÎÄ×Ö) * ²ÎÊý£º * $groundImage ±³¾°Í¼Æ¬£¬¼´ÐèÒª¼ÓˮӡµÄͼƬ£¬ÔÝÖ»Ö§³ÖGIF,JPG,PNG¸ñʽ£» * $waterPos ˮӡλÖã¬ÓÐ10ÖÖ״̬£¬0ΪËæ»úλÖã» * 1Ϊ¶¥¶Ë¾Ó×ó£¬2Ϊ¶¥¶Ë¾ÓÖУ¬3Ϊ¶¥¶Ë¾ÓÓÒ£» * 4ΪÖв¿¾Ó×ó£¬5ΪÖв¿¾ÓÖУ¬6ΪÖв¿¾ÓÓÒ£» * 7Ϊµ×¶Ë¾Ó×ó£¬8Ϊµ×¶Ë¾ÓÖУ¬9Ϊµ×¶Ë¾ÓÓÒ£» * $waterImage ͼƬˮӡ£¬¼´×÷ΪˮӡµÄͼƬ£¬ÔÝÖ»Ö§³ÖGIF,JPG,PNG¸ñʽ£» * $waterText ÎÄ×Öˮӡ£¬¼´°ÑÎÄ×Ö×÷ΪΪˮӡ£¬Ö§³ÖASCIIÂ룬²»Ö§³ÖÖÐÎÄ£» * $textFont ÎÄ×Ö´óС£¬ÖµÎª1¡¢2¡¢3¡¢4»ò5£¬Ä¬ÈÏΪ5£» * $textColor ÎÄ×ÖÑÕÉ«£¬ÖµÎªÊ®Áù½øÖÆÑÕÉ«Öµ£¬Ä¬ÈÏΪ#FF0000(ºìÉ«)£» * * ×¢Ò⣺Support GD 2.0£¬Support FreeType¡¢GIF Read¡¢GIF Create¡¢JPG ¡¢PNG * $waterImage ºÍ $waterText ×îºÃ²»ÒªÍ¬Ê±Ê¹Óã¬Ñ¡ÆäÖÐÖ®Ò»¼´¿É£¬ÓÅÏÈʹÓà $waterImage¡£ * µ±$waterImageÓÐЧʱ£¬²ÎÊý$waterString¡¢$stringFont¡¢$stringColor¾ù²»ÉúЧ¡£ * ¼ÓˮӡºóµÄͼƬµÄÎļþÃûºÍ $groundImage Ò»Ñù¡£ * ×÷Õߣºlongware @ 2004-11-3 14:15:13 */ function imageWaterMark($groundImage,$waterPos=0,$waterImage="",$waterText="",$textFont=5,$textColor="#FF0000") { $isWaterImage = FALSE; $formatMsg = "Ôݲ»Ö§³Ö¸ÃÎļþ¸ñʽ£¬ÇëÓÃͼƬ´¦ÀíÈí¼þ½«Í¼Æ¬×ª»»ÎªGIF¡¢JPG¡¢PNG¸ñʽ¡£"; //¶ÁȡˮӡÎļþ if(!empty($waterImage) && file_exists($waterImage)) { $isWaterImage = TRUE; $water_info = getimagesize($waterImage); $water_w = $water_info[0];//È¡µÃˮӡͼƬµÄ¿í $water_h = $water_info[1];//È¡µÃˮӡͼƬµÄ¸ß print_r($water_info); switch($water_info[2])//È¡µÃˮӡͼƬµÄ¸ñʽ { case 1water_im = imagecreatefromgif($waterImage);break; case 2water_im = imagecreatefromjpeg($waterImage);break; case 3water_im = imagecreatefrompng($waterImage);break; default:die($formatMsg); } } //¶ÁÈ¡±³¾°Í¼Æ¬ if(!empty($groundImage) && file_exists($groundImage)) { $ground_info = getimagesize($groundImage); $ground_w = $ground_info[0];//È¡µÃ±³¾°Í¼Æ¬µÄ¿í $ground_h = $ground_info[1];//È¡µÃ±³¾°Í¼Æ¬µÄ¸ß switch($ground_info[2])//È¡µÃ±³¾°Í¼Æ¬µÄ¸ñʽ { case 1ground_im = imagecreatefromgif($groundImage);break; case 2ground_im = imagecreatefromjpeg($groundImage);break; case 3ground_im = imagecreatefrompng($groundImage);break; default:die($formatMsg); } } else { die("ÐèÒª¼ÓˮӡµÄͼƬ²»´æÔÚ£¡"); } //ˮӡλÖà if($isWaterImage)//ͼƬˮӡ { $w = $water_w; $h = $water_h; $label = "ͼƬµÄ"; } else//ÎÄ×Öˮӡ { // $temp = imagettfbbox(ceil($textFont*2.5),0,"./cour.ttf",$waterText);//È¡µÃʹÓà TrueType ×ÖÌåµÄÎı¾µÄ·¶Î§ // $w = $temp[2] - $temp[6]; // $h = $temp[3] - $temp[7]; $w = 100; $w = 100; // unset($temp); $label = "ÎÄ×ÖÇøÓò"; } if( ($ground_w<$w) || ($ground_h<$h) ) { echo "ÐèÒª¼ÓˮӡµÄͼƬµÄ³¤¶È»ò¿í¶È±Èˮӡ".$label."»¹Ð¡£¬ÎÞ·¨Éú³Éˮӡ£¡"; return; } switch($waterPos) { case 0://Ëæ»ú $posX = rand(0,($ground_w - $w)); $posY = rand(0,($ground_h - $h)); break; case 1://1Ϊ¶¥¶Ë¾Ó×ó $posX = 0; $posY = 0; break; case 2://2Ϊ¶¥¶Ë¾ÓÖÐ $posX = ($ground_w - $w) / 2; $posY = 0; break; case 3://3Ϊ¶¥¶Ë¾ÓÓÒ $posX = $ground_w - $w; $posY = 0; break; case 4://4ΪÖв¿¾Ó×ó $posX = 0; $posY = ($ground_h - $h) / 2; break; case 5://5ΪÖв¿¾ÓÖÐ $posX = ($ground_w - $w) / 2; $posY = ($ground_h - $h) / 2; break; case 6://6ΪÖв¿¾ÓÓÒ $posX = $ground_w - $w; $posY = ($ground_h - $h) / 2; break; case 7://7Ϊµ×¶Ë¾Ó×ó $posX = 0; $posY = $ground_h - $h; break; case 8://8Ϊµ×¶Ë¾ÓÖÐ $posX = ($ground_w - $w) / 2; $posY = $ground_h - $h; break; case 9://9Ϊµ×¶Ë¾ÓÓÒ $posX = $ground_w - $w; $posY = $ground_h - $h; break; default://Ëæ»ú $posX = rand(0,($ground_w - $w)); $posY = rand(0,($ground_h - $h)); break; } //É趨ͼÏñµÄ»ìɫģʽ imagealphablending($ground_im, true); if($isWaterImage)//ͼƬˮӡ { imagecopy($ground_im, $water_im, $posX, $posY, 0, 0, $water_w,$water_h);//¿½±´Ë®Ó¡µ½Ä¿±êÎļþ } else//ÎÄ×Öˮӡ { if( !empty($textColor) && (strlen($textColor)==7) ) { $R = hexdec(substr($textColor,1,2)); $G = hexdec(substr($textColor,3,2)); $B = hexdec(substr($textColor,5)); } else { die("ˮӡÎÄ×ÖÑÕÉ«¸ñʽ²»ÕýÈ·£¡"); } imagestring ( $ground_im, $textFont, $posX, $posY, $waterText, imagecolorallocate($ground_im, $R, $G, $B)); } //Éú³ÉˮӡºóµÄͼƬ @unlink($groundImage); switch($ground_info[2])//È¡µÃ±³¾°Í¼Æ¬µÄ¸ñʽ { case 1:imagegif($ground_im,$groundImage);break; case 2:imagejpeg($ground_im,$groundImage);break; case 3:imagepng($ground_im,$groundImage);break; default:die($errorMsg); } //ÊÍ·ÅÄÚ´æ if(isset($water_info)) unset($water_info); if(isset($water_im)) imagedestroy($water_im); unset($ground_info); imagedestroy($ground_im); } //--------------------------------------------------------------------------------------- if(isset($_FILES) && !empty($_FILES['userfile']) && $_FILES['userfile']['size']>0) { $uploadfile = "./".time()."_".$_FILES['userfile']['name']; if (copy($_FILES['userfile']['tmp_name'], $uploadfile)) { echo "OK
"; //ÎÄ×Öˮӡ imageWaterMark($uploadfile,9,"note.gif","HTTP://BLOG.CSDN.NET/LONGWARE/",5,"#FF0000"); //ͼƬˮӡ // $waterImage="./ff.gif";//ˮӡͼƬ·¾¶ // imageWaterMark($uploadfile,0,$waterImage); echo ""; } else { echo "Fail
"; } } ?>