Doxygen documentation: more fixes and cleanups

modules/cudaoptflow/include/opencv2/cudaoptflow.hpp

@@ -110,7 +110,7 @@ iterative Lucas-Kanade method with pyramids.
 
 @note
    -   An example of the Lucas Kanade optical flow algorithm can be found at
-        opencv\_source\_code/samples/gpu/pyrlk\_optical\_flow.cpp
+        opencv_source_code/samples/gpu/pyrlk_optical_flow.cpp
  */
 class CV_EXPORTS PyrLKOpticalFlow
 {
@@ -122,13 +122,13 @@ public:
     @param prevImg First 8-bit input image (supports both grayscale and color images).
     @param nextImg Second input image of the same size and the same type as prevImg .
     @param prevPts Vector of 2D points for which the flow needs to be found. It must be one row matrix
-    with CV\_32FC2 type.
+    with CV_32FC2 type.
     @param nextPts Output vector of 2D points (with single-precision floating-point coordinates)
     containing the calculated new positions of input features in the second image. When useInitialFlow
     is true, the vector must have the same size as in the input.
-    @param status Output status vector (CV\_8UC1 type). Each element of the vector is set to 1 if the
+    @param status Output status vector (CV_8UC1 type). Each element of the vector is set to 1 if the
     flow for the corresponding features has been found. Otherwise, it is set to 0.
-    @param err Output vector (CV\_32FC1 type) that contains the difference between patches around the
+    @param err Output vector (CV_32FC1 type) that contains the difference between patches around the
     original and moved points or min eigen value if getMinEigenVals is checked. It can be NULL, if not
     needed.
 
@@ -145,7 +145,7 @@ public:
     floating-point, single-channel
     @param v Vertical component of the optical flow of the same size as input images, 32-bit
     floating-point, single-channel
-    @param err Output vector (CV\_32FC1 type) that contains the difference between patches around the
+    @param err Output vector (CV_32FC1 type) that contains the difference between patches around the
     original and moved points or min eigen value if getMinEigenVals is checked. It can be NULL, if not
     needed.
      */
@@ -374,7 +374,7 @@ private:
 @param bv Backward vertical displacement.
 @param pos New frame position.
 @param newFrame Output image.
-@param buf Temporary buffer, will have width x 6\*height size, CV\_32FC1 type and contain 6
+@param buf Temporary buffer, will have width x 6\*height size, CV_32FC1 type and contain 6
 GpuMat: occlusion masks for first frame, occlusion masks for second, interpolated forward
 horizontal flow, interpolated forward vertical flow, interpolated backward horizontal flow,
 interpolated backward vertical flow.