// call up ZoomCropImageActivity
Intent intent = new Intent(this, ZoomCropImageActivity.class);
intent.putExtra(ZoomCropImageActivity.INTENT_EXTRA_URI, originImageUri);
intent.putExtra(ZoomCropImageActivity.INTENT_EXTRA_OUTPUT_WIDTH, PICTURE_WIDTH);
intent.putExtra(ZoomCropImageActivity.INTENT_EXTRA_OUTPUT_HEIGHT, PICTURE_HEIGHT);
intent.putExtra(ZoomCropImageActivity.INTENT_EXTRA_CROP_SHAPE, CropShape.SHAPE_OVAL);   //optional
intent.putExtra(ZoomCropImageActivity.INTENT_EXTRA_SAVE_DIR,
        Environment.getExternalStorageDirectory().getAbsolutePath() + File.separator + getPackageName());   //optional
intent.putExtra(ZoomCropImageActivity.INTENT_EXTRA_FILE_NAME, "cropped.png");   //optional
startActivityForResult(intent, REQUEST_CODE_CROP_PICTURE);

// get result in onActivityResult callback
@Override
public void onActivityResult(int requestCode, int resultCode, Intent data) {
    super.onActivityResult(requestCode, resultCode, data);
    switch (requestCode) {
    case REQUEST_CODE_CROP_PICTURE:
            switch(resultCode){
                case ZoomCropImageActivity.CROP_SUCCEEDED:
                    if (data != null) {
                        Uri croppedImageUri = data
                                .getParcelableExtra(ZoomCropImageActivity.INTENT_EXTRA_URI);
                        // use cropped image to do things ...
                      }
                    break;
                case ZoomCropImageActivity.CROP_CANCELLED:
                case ZoomCropImageActivity.CROP_FAILED:
                    break;
            }
            break;
    }
}