Emgu CV Library Documentation
cvCalcOpticalFlowLK Method (prev, curr, win_size, velx, vely)
NamespacesEmgu.CVCvInvokecvCalcOpticalFlowLK(IntPtr, IntPtr, MCvSize, IntPtr, IntPtr)

www.emgu.com/wiki
Computes flow for every pixel of the first input image using Lucas & Kanade algorithm
Declaration Syntax
C#Visual BasicVisual C++
public static void cvCalcOpticalFlowLK(
	IntPtr prev,
	IntPtr curr,
	MCvSize win_size,
	IntPtr velx,
	IntPtr vely
)
Public Shared Sub cvCalcOpticalFlowLK ( _
	prev As IntPtr, _
	curr As IntPtr, _
	win_size As MCvSize, _
	velx As IntPtr, _
	vely As IntPtr _
)
public:
static void cvCalcOpticalFlowLK(
	IntPtr prev, 
	IntPtr curr, 
	MCvSize win_size, 
	IntPtr velx, 
	IntPtr vely
)
Parameters
prev (IntPtr)
First image, 8-bit, single-channel.
curr (IntPtr)
Second image, 8-bit, single-channel.
win_size (MCvSize)
Size of the averaging window used for grouping pixels.
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.

Assembly: Emgu.CV (Module: Emgu.CV) Version: 1.3.0.0 (1.3.0.0)