PHP生成圓角二維碼logo

function cornerimg($filename, $cornerimg, $logoimg, $centerbigger=5){
    //獲取二維碼
    $qrcode = file_get_contents($filename);
    $qrcode = imagecreatefromstring($qrcode);
    $qrcode_width = imagesx($qrcode);
    $qrcode_height = imagesy($qrcode);

//圓角圖片
    $corner = file_get_contents
 
($cornerimg);
    $corner = imagecreatefromstring($corner);
    $corner_width = imagesx($corner);
    $corner_height = imagesy($corner);

//計算圓角圖片的寬高及相對於二維碼的擺放位置,將圓角圖片拷貝到二維碼中央
    $corner_qr_height = $corner_qr_width = $qrcode_width/$centerbigger;
    $from_width = ($qrcode_width-$corner_qr_width
 
)/2;
    imagecopyresampled($qrcode, $corner, $from_width, $from_width, 0, 0, $corner_qr_width, $corner_qr_height, $corner_width, $corner_height);


//logo圖片
    $logo = file_get_contents($logoimg);
    $logo = imagecreatefromstring($logo);
    $logo_width = imagesx($logo);
    $logo_height = imagesy($logo
 
);


//計算logo圖片的寬高及相對於二維碼的擺放位置,將logo拷貝到二維碼中央
    $logo_qr_height = $logo_qr_width = $qrcode_width/$centerbigger - 6;
    $from_width = ($qrcode_width-$logo_qr_width)/2;
    imagecopyresampled($qrcode, $logo, $from_width, $from_width, 0, 0, $logo_qr_width, $logo_qr_height, $logo_width, $logo_height);


    header(‘Content-type: image/png‘);
    imagepng($qrcode);
    imagedestroy($qrcode);
    imagedestroy($corner);
    imagedestroy($logo);
}

PHP生成圓角二維碼logo