http://www.emgu.com
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: 2.4.0.1717 (2.4.0.1717)

Syntax

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

Parameters

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

See Also