/// <summary>
/// Find one best match for each query descriptor (if mask is empty).
/// </summary>
/// <param name="queryDescriptors"></param>
/// <param name="trainDescriptors"></param>
/// <param name="mask"></param>
/// <returns></returns>
public DMatch[] Match(Mat queryDescriptors, Mat trainDescriptors, Mat mask = null)
{
ThrowIfDisposed();
if (queryDescriptors == null)
{
throw new ArgumentNullException(nameof(queryDescriptors));
}
if (trainDescriptors == null)
{
throw new ArgumentNullException(nameof(trainDescriptors));
}
using (var matchesVec = new VectorOfDMatch())
{
NativeMethods.features2d_DescriptorMatcher_match1(
ptr, queryDescriptors.CvPtr, trainDescriptors.CvPtr,
matchesVec.CvPtr, Cv2.ToPtr(mask));
return(matchesVec.ToArray());
}
}
/// <summary>
/// Find one best match for each query descriptor (if mask is empty).
/// </summary>
/// <param name="queryDescriptors"></param>
/// <param name="masks"></param>
/// <returns></returns>
public DMatch[] Match(Mat queryDescriptors, Mat[] masks = null)
{
ThrowIfDisposed();
if (queryDescriptors == null)
{
throw new ArgumentNullException(nameof(queryDescriptors));
}
var masksPtrs = new IntPtr[0];
if (masks != null)
{
masksPtrs = EnumerableEx.SelectPtrs(masks);
}
using (var matchesVec = new VectorOfDMatch())
{
NativeMethods.features2d_DescriptorMatcher_match2(
ptr, queryDescriptors.CvPtr, matchesVec.CvPtr, masksPtrs, masksPtrs.Length);
return(matchesVec.ToArray());
}
}