protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_camera);
    tvqrresult = (TextView) findViewById(R.id.tvqrresult);
    mcamera = (Button) findViewById(R.id.btnopencamera);
    mcamera.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View view) {


            Intent cameraIntent = new Intent(android.provider.MediaStore.ACTION_IMAGE_CAPTURE);
            startActivityForResult(cameraIntent, CAMERA_PIC_REQUEST);
        }
    });

    if (qrcoderesult == true)
    {
            Intent cameraIntent = new Intent(android.provider.MediaStore.ACTION_IMAGE_CAPTURE);
            startActivityForResult(cameraIntent, CAMERA_PIC_REQUEST);
    }
}

@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
    if( requestCode == CAMERA_PIC_REQUEST)
    {
        //  data.getExtras()
        Bitmap thumbnail = (Bitmap) data.getExtras().get("data");
        ImageView image =(ImageView) findViewById(R.id.PhotoCaptured);
        image.setImageBitmap(thumbnail);
        Bitmap bitmap = image.getDrawingCache();

        //initializeTimerForDialog(convertBitmap(thumbnail).toString());

// Qrreaderinimage(thumbnail);
    }
    else
    {
        Toast.makeText(Camera.this, "Picture NOt taken", Toast.LENGTH_LONG);
    }
    super.onActivityResult(requestCode, resultCode, data);
}