diff --git a/modules/reg/include/opencv2/reg/mapaffine.hpp b/modules/reg/include/opencv2/reg/mapaffine.hpp
index 1843d8431..868b661f2 100644
--- a/modules/reg/include/opencv2/reg/mapaffine.hpp
+++ b/modules/reg/include/opencv2/reg/mapaffine.hpp
@@ -62,7 +62,7 @@ public:
      * \param[in] linTr Linear part of the affine transformation
      * \param[in] shift Displacement part of the affine transformation
      */
-    MapAffine(const cv::Matx<double, 2, 2>& linTr, const cv::Vec<double, 2>& shift);
+    CV_WRAP MapAffine(InputArray linTr, InputArray shift);
 
     /*!
      * Destructor
diff --git a/modules/reg/include/opencv2/reg/mapprojec.hpp b/modules/reg/include/opencv2/reg/mapprojec.hpp
index 356b18552..5802a74a4 100644
--- a/modules/reg/include/opencv2/reg/mapprojec.hpp
+++ b/modules/reg/include/opencv2/reg/mapprojec.hpp
@@ -62,7 +62,7 @@ public:
      * Constructor providing explicit values
      * \param[in] projTr Projective transformation
      */
-    MapProjec(const cv::Matx<double, 3, 3>& projTr);
+    CV_WRAP MapProjec(InputArray projTr);
 
     /*!
      * Destructor
diff --git a/modules/reg/src/mapaffine.cpp b/modules/reg/src/mapaffine.cpp
index b9d38d7b6..7bdc221b5 100644
--- a/modules/reg/src/mapaffine.cpp
+++ b/modules/reg/src/mapaffine.cpp
@@ -51,8 +51,8 @@ MapAffine::MapAffine()
 }
 
 ////////////////////////////////////////////////////////////////////////////////////////////////////
-MapAffine::MapAffine(const Matx<double, 2, 2>& linTr, const Vec<double, 2>& shift)
-    : linTr_(linTr), shift_(shift)
+MapAffine::MapAffine(InputArray linTr, InputArray shift)
+    : linTr_(linTr.getMat()), shift_(shift.getMat())
 {
 }
 
diff --git a/modules/reg/src/mapprojec.cpp b/modules/reg/src/mapprojec.cpp
index 9b653b443..86a3759a0 100644
--- a/modules/reg/src/mapprojec.cpp
+++ b/modules/reg/src/mapprojec.cpp
@@ -51,8 +51,8 @@ MapProjec::MapProjec()
 }
 
 ////////////////////////////////////////////////////////////////////////////////////////////////////
-MapProjec::MapProjec(const Matx<double, 3, 3>& projTr)
-    : projTr_(projTr)
+MapProjec::MapProjec(InputArray projTr)
+    : projTr_(projTr.getMat())
 {
 }