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function qr = encode_qr(message, s) % ENCODE_QR create a 2D QR code containing a message % % This function creates a QR code containing a string message. The QR code % can be of varying sizes. % % Note that this function requires zxing (http://code.google.com/p/zxing/) % installed, and core/core.jar, javase/javase.jar on the classpath % % Parameters: % % message - string containing message % s - width and height of the QR code % % Returns: % % qr - logical matrix of size s containing the QR code %% AUTHOR : Lior Shapira %% $DATE : 02-Nov-2010 11:20:45 $ %% $Revision : 1.00 $ %% DEVELOPED : 7.11.0.584 (R2010b) %% FILENAME : encode_qr.m import com.google.zxing.qrcode.QRCodeWriter; import com.google.zxing.BarcodeFormat; % encoding qr qr_writer = QRCodeWriter; M_java = qr_writer.encode(message, BarcodeFormat.QR_CODE, s(2), s(1)); qr = zeros(M_java.height, M_java.width); for i=1:M_java.height for j=1:M_java.width qr(i,j) = M_java.get(j-1,i-1); end end clear qr_writer; clear M_java; qr = logical(qr); % Created with NEWFCN.m by Frank González-Morphy % Contact...: frank.gonzalez-morphy@mathworks.de % ===== EOF ====== [encode_qr.m] ====== |
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