php利用gd实现图片的边框

 1 <?php
 2 
 3 //实现两张图片合并  并内图片有一定的边框
 4 
 5 $file = ‘image/qr_1047.png‘;
 6 $logo = ‘image/logo_1047.jpg‘;
 7 $code = ‘image/ewr.png‘;
 8 
 9 $file_info = getimagesize( $file );
10 $fileTmp = imagecreatefrompng( $file );
11 
12 thmbPic( $logo,$file_info[0]*0.26 );
13 thmbPic( $logo,$file_info[0]*0.26+6,3 );
14 
15 $logo_tmp = imagecreatefromjpeg( $logo );
16 $info_logo = getimagesize( $logo );
17 $y =$file_info[0] *0.36;
18 imagecopymerge($fileTmp, $logo_tmp, $y, $y, 0, 0, $info_logo[0], $info_logo[1],100);
19 imagepng($fileTmp,$code);
20 
21  function thmbPic($img,$x=0,$y=0){
22         //获取图片信息
23         $info_logo = getimagesize( $img );
24         //新建临时图片
25         $img_tmp = imagecreatefromjpeg( $img );
26         //新建真彩色图片
27         $img_thm = imagecreatetruecolor($x,$x);
28         $color = imagecolorallocate($img_thm,255,255,255);
29         imagecolortransparent($img_thm,$color);
30         imagefill($img_thm,0,0,$color);
31         //压缩图片
32         if( $y==0 ){
33             imagecopyresampled($img_thm, $img_tmp, $y, $y, 0, 0, $x, $x, $info_logo[0], $info_logo[0]);
34         }else{
35             imagecopy($img_thm, $img_tmp, $y, $y, 0, 0, $info_logo[0], $info_logo[0]);
36         }
37         //保存图片
38         imagejpeg($img_thm,$img);
39         //销毁图片
40         imagedestroy( $img_tmp );
41         imagedestroy( $img_thm );
42     }