Java tutorial
/* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ /** * * @author expertoweb */ import java.util.Random; import java.io.File; import java.io.IOException; import ij.ImagePlus; import java.net.URLConnection; import java.net.URL; import java.io.OutputStreamWriter; import java.io.BufferedInputStream; import java.io.InputStreamReader; import java.io.BufferedOutputStream; import java.io.FileOutputStream; public class Base64Stuff { public static void main(String[] args) { //Random random = new Random(); try { File file1 = new File("C:\\\\Program Files\\\\ImageJ\\\\images\\\\confocal-series-10001.tif"); //File file2 = new File("C:\\Program Files\\ImageJ\\images\\confocal-series-10000.tif"); ImagePlus image1 = new ImagePlus( "C:\\\\Program Files\\\\ImageJ\\\\images\\\\confocal-series-10001.tif"); //ImagePlus image2 = new ImagePlus("C:\\Program Files\\ImageJ\\images\\two.tif"); byte[] myBytes1 = org.apache.commons.io.FileUtils.readFileToByteArray(file1); //byte[] myBytes2 = org.apache.commons.io.FileUtils.readFileToByteArray(file2); //random.nextBytes(randomBytes); //String internalVersion1 = com.sun.org.apache.xerces.internal.impl.dv.util.Base64.encode(myBytes1); //String internalVersion2 = com.sun.org.apache.xerces.internal.impl.dv.util.Base64.encode(myBytes2); byte[] apacheBytes1 = org.apache.commons.codec.binary.Base64.encodeBase64(myBytes1); //byte[] apacheBytes2 = org.apache.commons.codec.binary.Base64.encodeBase64(myBytes2); String string1 = new String(apacheBytes1); //String string2 = new String(apacheBytes2); System.out.println("File1 length:" + string1.length()); //System.out.println("File2 length:" + string2.length()); System.out.println(string1); //System.out.println(string2); System.out.println("Image1 size: (" + image1.getWidth() + "," + image1.getHeight() + ")"); //System.out.println("Image2 size: (" + image2.getWidth() + "," + image2.getHeight() + ")"); String urlParameters = "data=" + string1 + "&size=1000x1000"; URL url = new URL("http://api.qrserver.com/v1/create-qr-code/"); URLConnection conn = url.openConnection(); conn.setDoOutput(true); OutputStreamWriter writer = new OutputStreamWriter(conn.getOutputStream()); writer.write(urlParameters); writer.flush(); //byte buf[] = new byte[700000000]; BufferedInputStream reader = new BufferedInputStream(conn.getInputStream()); BufferedOutputStream bos = new BufferedOutputStream( new FileOutputStream("C:\\Users\\expertoweb\\Desktop\\qrcode2.png")); int data; while ((data = reader.read()) != -1) { bos.write(data); } writer.close(); reader.close(); bos.close(); } catch (IOException e) { } } }