protected void cropImage() {
    if (mOptions.noOutputImage) {
      setResult(null, null, 1);
    } else {
      Uri outputUri = getOutputUri();
      mCropImageView.saveCroppedImageAsync(
          outputUri,
          mOptions.outputCompressFormat,
          mOptions.outputCompressQuality,
          mOptions.outputRequestWidth,
          mOptions.outputRequestHeight,
          mOptions.outputRequestSizeOptions);
    }
  }
Execute crop image and save the result tou output uri.
core/src/main/java/com/theartofdev/edmodo/cropper/CropImageActivity.java