Java tutorial
//package com.java2s; import java.io.File; import android.graphics.Bitmap; import android.graphics.BitmapFactory; import android.os.Environment; public class Main { public static Bitmap readImageFile(String fileName) { if (!Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED)) { return null; } File file = new File(Environment.getExternalStorageDirectory().toString() + File.separator + fileName); if (!file.exists()) { return null; } return BitmapFactory.decodeFile(fileName); } }