/// <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);
GC.KeepAlive(this);
GC.KeepAlive(queryDescriptors);
GC.KeepAlive(masks);
return(matchesVec.ToArray());
}
}
/// <summary>
///
/// </summary>
/// <returns></returns>
public DMatch[] ReadDMatches()
{
using (var valueVector = new VectorOfDMatch())
{
NativeMethods.core_FileNode_read_vectorOfDMatch(ptr, valueVector.CvPtr);
return(valueVector.ToArray());
}
}
/// <summary>
/// Reads the node element as DMatch[]
/// </summary>
/// <returns></returns>
public DMatch[] ReadDMatches()
{
using var valueVector = new VectorOfDMatch();
NativeMethods.HandleException(
NativeMethods.core_FileNode_read_vectorOfDMatch(ptr, valueVector.CvPtr));
GC.KeepAlive(this);
return(valueVector.ToArray());
}
/// <summary>
/// Writes data to a file storage.
/// </summary>
/// <param name="val"></param>
public FileStorage Add(IEnumerable <DMatch> val)
{
if (val == null)
{
throw new ArgumentNullException(nameof(val));
}
ThrowIfDisposed();
using (var valVec = new VectorOfDMatch(val))
{
NativeMethods.core_FileStorage_shift_vectorOfDMatch(ptr, valVec.CvPtr);
}
GC.KeepAlive(this);
return(this);
}
/// <summary>
///
/// </summary>
/// <param name="name"></param>
/// <param name="value"></param>
public void Write(string name, IEnumerable <DMatch> value)
{
if (name == null)
{
throw new ArgumentNullException(nameof(name));
}
if (value == null)
{
throw new ArgumentNullException(nameof(value));
}
using (var valueVector = new VectorOfDMatch(value))
{
NativeMethods.core_FileStorage_write_vectorOfDMatch(ptr, name, valueVector.CvPtr);
}
}
/// <summary>
///
/// </summary>
/// <param name="name"></param>
/// <param name="value"></param>
public void Write(string name, IEnumerable <DMatch> value)
{
ThrowIfDisposed();
if (name == null)
{
throw new ArgumentNullException(nameof(name));
}
if (value == null)
{
throw new ArgumentNullException(nameof(value));
}
using var valueVector = new VectorOfDMatch(value);
NativeMethods.HandleException(
NativeMethods.core_FileStorage_write_vectorOfDMatch(ptr, name, valueVector.CvPtr));
GC.KeepAlive(this);
}
/// <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.HandleException(
NativeMethods.features2d_DescriptorMatcher_match1(
ptr, queryDescriptors.CvPtr, trainDescriptors.CvPtr,
matchesVec.CvPtr, Cv2.ToPtr(mask)));
GC.KeepAlive(this);
GC.KeepAlive(queryDescriptors);
GC.KeepAlive(trainDescriptors);
GC.KeepAlive(mask);
return matchesVec.ToArray();
}
/// <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("queryDescriptors");
}
if (trainDescriptors == null)
{
throw new ArgumentNullException("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 = masks.Select(x => x.CvPtr).ToArray();
}
using var matchesVec = new VectorOfDMatch();
NativeMethods.HandleException(
NativeMethods.features2d_DescriptorMatcher_match2(
ptr, queryDescriptors.CvPtr, matchesVec.CvPtr, masksPtrs, masksPtrs.Length));
GC.KeepAlive(this);
GC.KeepAlive(queryDescriptors);
GC.KeepAlive(masks);
return matchesVec.ToArray();
}
