PHP QR Code Barcode and two-dimensional code generation class library

//生成带logo的二维码图片 Include ' phpqrcode.php '; $value = ' http://www.cnblogs.com/txw1958/'; Two-dimensional code content $errorCorrectionLevel = ' L ';//Fault tolerance level $matrixPointSize = 6;//Generate picture size Generate two-dimensional code images QRCode::p ng ($value, ' qrcode.png ', $errorCorrectionLevel, $matrixPointSize, 2); $logo = ' logo.png ';//Ready logo image $QR = ' qrcode.png ';//The original two-dimensional code diagram that has been generated if ($logo!== FALSE) { $QR = imagecreatefromstring (file_get_contents ($QR)); $logo = imagecreatefromstring (file_get_contents ($logo)); $QR _width = Imagesx ($QR);//QR code image width $QR _height = Imagesy ($QR);//QR code image Height $logo _width = Imagesx ($logo);//logo Picture width $logo _height = Imagesy ($logo);//logo Picture height $logo _qr_width = $QR _width/5; $scale = $logo _width/$logo _qr_width; $logo _qr_height = $logo _height/$scale; $from _width = ($QR _width-$logo _qr_width)/2; Regroup and resize pictures Imagecopyresampled ($QR, $logo, $from _width, $from _width, 0, 0, $logo _qr_width, $logo _qr_height, $logo _width, $logo _height); } Output picture Imagepng ($QR, ' \helloweixin.png '); Echo '; Copy Code

Class Library, PHP

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