dynamic qr code generator

://www.cnblogs.com/txw1958/';//Two-dimensional code content$errorCorrectionLevel = ' L ';//Fault tolerance level$matrixPointSize = 6;//Generate picture size//Generate two-dimensional code picture qrcode::p ng ($value, ' Qrcode.png ',$errorCorrectionLevel,$matrixPointSize, 2);$logo = ' logo.png ';//Ready logo image$QR = ' qrcode.png ';//Original two-dimensional

$errorCorrectionLevel= ' L ';//Fault tolerance level$matrixPointSize= 6;//Generate picture size//Generate two-dimensional code pictureQRCode::p ng ($value, ' Qrcode.png ',$errorCorrectionLevel,$matrixPointSize, 2); $logo= ' logo.png ';//Ready logo Image$QR= ' qrcode.png ';//original two-dimensional code diagram that has been generatedif($logo!==FALSE) { $

the same */if ($point [' kind '] = = ' col ') {$R 1 = $point [' Info '] [' 0 '] [' R ']; $G 1 = $point [' info '] [' 0 '] [' G ']; $B 1 = $point [' info '] [' 0 '] [' B ']; $R 2 = $point [' info '] [' 1 '] [' R ']; $G 2 = $point [' Info ' [' 1 '] [' G ']; $B 2 = $point [' info '] [' 1 '] [' B ']; $h = count ($frame); $w = strlen ($frame [0]); $imgW = $w + * * * $outerFrame; $imgH = $h + $outerFrame $base _image =imagecreate ($imgW, $imgH); $col [0] = imagecolorallocate ($base _image, $R 1, $G

Online you may have met a lot of dynamic QR code, in addition to feeling very novel, perhaps you will ask how this is done? In fact, there are simple and complex, simple is to use a GIF image to make. Today, we'll show you how to make dynamic QR codes in Python.The implement

); }//Output picture imagepng ($QR, 'Helloweixin.png '); Echo ' ';Because the two-dimensional code allows a certain degree of fault tolerance, the general QR code even in the masked part but still able to decode, often we scan the QR

(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 image width $ logo_height = imagesy ($ logo); // lo

(file_get_contents ($ QR ));$ Logo = imagecreatefromstring (file_get_contents ($ logo ));$ QR_width = imagesx ($ QR); // the image width of the QR code.$ QR_height = imagesy ($ QR); // The Image height of the QR

width $ logo_height = imagesy ($ logo); // logo image 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; // re-combine the image and resize imagecopyresampled ($ QR, $ logo, $ from_width, $ from_width, 0, 0, $ logo_qr_width, $ logo_qr_height, $ logo_width, $ logo_height);} // output image imagepng ($

like. Haha Who has the source code (java version) generated by the QR code? Import java. io .*;Import java. util. Date;Import java. awt .*;Import java. awt. image .*;Import javax. imageio .*;Public class QRCodeEncoderTest{/** Creates a new instance of QRCodeEncoderTest */Public QRCodeEncoderTest (){} Public static void create_image (String sms_info) throws Excep

= 'qrcode.png '; // generated original QR code If ($ logo! = FALSE ){$ QR = imagecreatefromstring (file_get_contents ($ QR ));$ Logo = imagecreatefromstring (file_get_contents ($ logo ));$ QR_width = imagesx ($ QR); // the image width of the

($ QR, $ logo, $ from_width, $ from_width, 0, 0, $ logo_qr_width, $ logo_qr_height, $ logo_width, $ logo_height);} // output image imagepng ($ QR, 'helloweba.png '); echo ''; The following is a reference to the above Code. It is easy to call without producing image files. Save the following code as img. php. Call

height $ logo_width = imagesx ($ logo ); // logo image width $ logo_height = imagesy ($ logo); // logo image 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; // re-combine the image and resize imagecopyresampled ($ QR, $ logo, $ from_width, $ from_width, 0, 0, $ logo_qr_width, $ logo_qr_height, $ logo_width, $ logo_height);} // outpu

); // logo image width$ Logo_height = imagesy ($ logo); // logo image 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;// Re-combine and resize the imageImagecopyresampled ($ QR, $ logo, $ from_width, $ from_width, 0, 0, $ logo_qr_width,$ Logo_qr_height, $ logo_width, $ logo_height );}// Output imageImagepng ($

= $ logo_width/$ logo_qr_width; $ logo_qr_height = $ logo_height/$ scale; $ from_width = ($ QR_width-$ logo_qr_width)/2; // re-combine the image and resize imagecopyresampled ($ QR, $ logo, $ from_width, $ from_width, 0, 0, $ logo_qr_width, $ logo_qr_height, $ logo_width, $ logo_height);} // output image imagepng ($ QR, 'helloweba.png '); echo ''; The following is a reference to the above

, $ Logo_qr_height, $ logo_width, $ logo_height ); } // Output image Imagepng ($ QR, 'helloweixin.png '); Echo ''; Because the QR code allows some fault tolerance, even if the hidden part of the QR code is still decoded, the scan results can be decoded when we scan the

code image height $logo_width=imagex($logo);//logo image width $logo_height=imagey($ Logo);//logo image height $logo_qr_width=$QR_width/ 5; $scale=$logo_width/$logo_qr_width; $logo_qr_height=$logo_height/$scale; $from_width= ($QR_width-$logo_qr_width) / 2; //re Combine images and resize imagecopyresampled($QR,$logo,$from_width,$from_width, 0, 0,$logo_qr_width, $logo_qr_height,$logo_width,$logo_height);}//o

This article describes how to install and use the Python QR code generator Library qrcode. This article describes how to install qrcode, generate a QR code, and generate a QR code with

6 best free online QR code generators and 6 generators According to Wikipedia, QR code (short for quick response code) is a matrix bar code trademark (or two-dimensional bar code) firs

://stackoverflow.com/questions/7020136/free-c-sharp-qr-code-generator 2): Through Thoughtworks.qrcode (ThoughtWorks.QRCode.dll) to achieve 1.1): First download the corresponding Third-party components through the VS2015 NuGet, as shown in the following figure: 1.2): The concrete generation of two-dimensional code

com.google.zxing.common.bitmatrix;importcom.google.zxing.qrcode.qrcodewriter;import java.util.hashtable;publicclassqrcodeutil{privatestatic intimage_halfwidth=50;//width value, which affects the middle picture size privatestaticfinal intDEFAULT_SIZE=500;/*** Generate QR code, default size is 500*500** @param text Need to generate two-dimensional code text, URLs,