You can also crop image by programmatically using createBitmap.
Bitmap bm = BitmapFactory.decodeResource(getResources(), R.drawable.ic_launcher);
bm = Bitmap.createBitmap(bm, 0, 0, 400, 400);
your_imageview.setImageBitmap(bm);
Here 400 is your width & height you can change as per your requirement.