Computes flow for every pixel of the first input image using Horn & Schunck algorithm

Namespace: Emgu.CV
Assembly: Emgu.CV (in Emgu.CV.dll) Version: 2.2.0.1010 (2.2.0.1010)

Syntax

         
 C#  Visual Basic  Visual C++ 
public static void cvCalcOpticalFlowHS(
	IntPtr prev,
	IntPtr curr,
	int usePrevious,
	IntPtr velx,
	IntPtr vely,
	double lambda,
	MCvTermCriteria criteria
)
Public Shared Sub cvCalcOpticalFlowHS ( _
	prev As IntPtr, _
	curr As IntPtr, _
	usePrevious As Integer, _
	velx As IntPtr, _
	vely As IntPtr, _
	lambda As Double, _
	criteria As MCvTermCriteria _
)
public:
static void cvCalcOpticalFlowHS(
	IntPtr prev, 
	IntPtr curr, 
	int usePrevious, 
	IntPtr velx, 
	IntPtr vely, 
	double lambda, 
	MCvTermCriteria criteria
)

Parameters

prev
IntPtr
First image, 8-bit, single-channel
curr
IntPtr
Second image, 8-bit, single-channel
usePrevious
Int32
Uses previous (input) velocity field
velx
IntPtr
Horizontal component of the optical flow of the same size as input images, 32-bit floating-point, single-channel
vely
IntPtr
Vertical component of the optical flow of the same size as input images, 32-bit floating-point, single-channel
lambda
Double
Lagrangian multiplier
criteria
MCvTermCriteria
Criteria of termination of velocity computing

See Also