Java tutorial
//package com.java2s; //License from project: Open Source License import android.graphics.Bitmap; import android.util.Base64; import java.io.ByteArrayOutputStream; public class Main { public static String convertBitmapToString(Bitmap bitmap) { ByteArrayOutputStream baos = new ByteArrayOutputStream(); bitmap.compress(Bitmap.CompressFormat.JPEG, 50, baos); byte[] b = baos.toByteArray(); String temp = null; try { System.gc(); temp = Base64.encodeToString(b, Base64.DEFAULT); } catch (Exception e) { e.printStackTrace(); } catch (OutOfMemoryError e) { baos = new ByteArrayOutputStream(); bitmap.compress(Bitmap.CompressFormat.JPEG, 50, baos); b = baos.toByteArray(); temp = Base64.encodeToString(b, Base64.DEFAULT); } return temp; } }