getDocumentWidthRatio method

double getDocumentWidthRatio()

Gets the ratio of the estimated width of the searched document in the image. Hint: Default value is 1.

return Ratio of the estimated width of the searched document in the image. throws DocumentException An error has occurred during Document Library execution.

Implementation

double getDocumentWidthRatio() {
  Pointer<Float> pDocumentWidthRatio = calloc();
  try {
    var err = documentSDK.id3DocumentDetector_GetDocumentWidthRatio(_pHandle.value, pDocumentWidthRatio);
    if (err != DocumentError.success.value) {
      throw DocumentException(err);
    }
    final vDocumentWidthRatio = pDocumentWidthRatio.value;
    return vDocumentWidthRatio;
  } finally {
    calloc.free(pDocumentWidthRatio);
  }
}