mCountDownTimer=new CountDownTimer(7000,500) {

            @Override
            public void onTick(long millisUntilFinished) {
                Log.v("Log_tag", "Tick of Progress"+ i+ millisUntilFinished);
                i++;
                mProgressBar.setProgress(i);
               Bitmap bmps = mTextureView.getBitmap();
               ByteArrayOutputStream out = new ByteArrayOutputStream();
               bmps.compress(Bitmap.CompressFormat.JPEG , 0, out);
               rev.add(bmps);
            }

            @Override
            public void onFinish() {
            //Do what you want
                i++;
                mProgressBar.setProgress(i);
                mCountDownTimer.cancel();

            }
        };