private void callOnCropWindowChanged(boolean inProgress) {
    try {
      if (mCropWindowChangeListener != null) {
        mCropWindowChangeListener.onCropWindowChanged(inProgress);
      }
    } catch (Exception e) {
      Log.e("AIC", "Exception in crop window changed", e);
    }
  }
Invoke on crop change listener safe, don't let the app crash on exception.
core/src/main/java/com/theartofdev/edmodo/cropper/CropOverlayView.java