Java tutorial
//package com.java2s; import android.graphics.Bitmap; import android.graphics.Bitmap.CompressFormat; import java.io.BufferedOutputStream; import java.io.File; import java.io.FileOutputStream; public class Main { public static boolean saveFile(Bitmap bm, String fileDir, String fileName) { try { File dirFile = new File(fileDir); if (!dirFile.exists()) { dirFile.mkdirs(); } File myCaptureFile = new File(fileDir, fileName + ".jpg"); if (myCaptureFile.exists()) { myCaptureFile = new File(fileDir, fileName + System.currentTimeMillis() + ".jpg"); } BufferedOutputStream bos = new BufferedOutputStream(new FileOutputStream(myCaptureFile)); bm.compress(CompressFormat.JPEG, 100, bos); bos.flush(); bos.close(); return true; } catch (Exception e) { e.printStackTrace(); } return false; } }