Java tutorial
//package com.java2s; /* * Copyright 2013 Adam Saturna * Copyright 2013 Brian Trinh * Copyright 2013 Ethan Mykytiuk * Copyright 2013 Prateek Srivastava (@f2prateek) * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ import android.graphics.Bitmap; import android.graphics.BitmapFactory; import android.util.Base64; import java.io.ByteArrayOutputStream; public class Main { /** * Encode an image form the given path into a {@link Base64} string * * @param imagePath Path of the image to encode (must be absolute) * @return a {@link Base64} encoded string. */ public static String encodeBitmap(String imagePath) { Bitmap image = BitmapFactory.decodeFile(imagePath); ByteArrayOutputStream bos = new ByteArrayOutputStream(); image.compress(Bitmap.CompressFormat.JPEG, 100, bos); byte[] b = bos.toByteArray(); String imageEncoded = Base64.encodeToString(b, Base64.DEFAULT); return imageEncoded; } }