compare method

double compare(
  1. DocumentImage cmpDocumentImage
)

Computes the difference with another image.

param cmpDocumentImage The image to compare. return Comparison result in percent (0% is same, 100% is full different). throws DocumentException An error has occurred during Document Library execution.

Implementation

double compare(DocumentImage cmpDocumentImage) {
  Pointer<Float> pResult = calloc();
  try {
    var err = documentSDK.id3DocumentImage_Compare(_pHandle.value, cmpDocumentImage.handle, pResult);
    if (err != DocumentError.success.value) {
      throw DocumentException(err);
    }
    final vResult = pResult.value;
    return vResult;
  } finally {
    calloc.free(pResult);
  }
}