PHP - Combine 2 Image

[Chip]

PHP - Combine 2 Image

PHP Code:

<?php



$anh_goc = 'http://imgur.com/XhMEg.png';

$anh_ban_quyen = 'http://imgur.com/kUD36.png';



function copy_va_chuyen_anh_sang_binary($link)

{

    switch(substr($link,strrpos($link,&quot;.&quot;)+1))

    {

        case 'png':

            $dulieu = imagecreatefrompng($link);

            break;

        case 'gif':

            $dulieu = imagecreatefromgif($link);

            break;

        case 'jpeg':

            $dulieu = imagecreatefromjpeg($link);

            break;

        case 'jpg':

            $dulieu = imagecreatefromjpeg($link);

            break;

    }

    return $dulieu;

}



$hinh_anh_goc = copy_va_chuyen_anh_sang_binary($anh_goc);

$hinh_anh_chen_ban_quyen = copy_va_chuyen_anh_sang_binary($anh_ban_quyen);



$chieudai_source=imagesx($hinh_anh_goc);

$chieucao_source=imagesy($hinh_anh_goc);



$chieudai_chenvao=imagesx($hinh_anh_chen_ban_quyen);

$chieucao_chenvao=imagesy($hinh_anh_chen_ban_quyen);



if($chieudai_chenvao>=$chieudai_source || $chieucao_chenvao>=$chieucao_source){echo '<meta http-equiv=&quot;Content-Type&quot; content=&quot;text/html; charset=UTF-8&quot;>Ảnh bạn muốn chèn lớn hơn hoặc bằng ảnh gốc rồi.';exit;}



imagecopymerge($hinh_anh_goc, $hinh_anh_chen_ban_quyen, 0, 0, 0, 0, $chieudai_chenvao, $chieucao_chenvao, 100);



header('Content-Type: image/png');

imagepng($hinh_anh_goc);



imagedestroy($hinh_anh_goc);

imagedestroy($hinh_anh_chen_ban_quyen);

?>

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