cv::gpu::BroxOpticalFlow Class Reference

#include <gpu.hpp>

List of all members.

Public Member Functions
	BroxOpticalFlow (float alpha_, float gamma_, float scale_factor_, int inner_iterations_, int outer_iterations_, int solver_iterations_)
void	operator() (const GpuMat &frame0, const GpuMat &frame1, GpuMat &u, GpuMat &v, Stream &stream=Stream::Null())
Public Attributes
float	alpha
	flow smoothness
float	gamma
	gradient constancy importance
float	scale_factor
	pyramid scale factor
int	inner_iterations
	number of lagged non-linearity iterations (inner loop)
int	outer_iterations
	number of warping iterations (number of pyramid levels)
int	solver_iterations
	number of linear system solver iterations
GpuMat	buf

---

Constructor & Destructor Documentation

cv::gpu::BroxOpticalFlow::BroxOpticalFlow	(	float	alpha_,
		float	gamma_,
		float	scale_factor_,
		int	inner_iterations_,
		int	outer_iterations_,
		int	solver_iterations_
	)

---

Member Function Documentation

void cv::gpu::BroxOpticalFlow::operator()	(	const GpuMat &	frame0,
		const GpuMat &	frame1,
		GpuMat &	u,
		GpuMat &	v,
		Stream &	stream = Stream::Null()
	)

Compute optical flow frame0 - source frame (supports only CV_32FC1 type) frame1 - frame to track (with the same size and type as frame0) u - flow horizontal component (along x axis) v - flow vertical component (along y axis)

---

Member Data Documentation

float cv::gpu::BroxOpticalFlow::alpha

flow smoothness

float cv::gpu::BroxOpticalFlow::gamma

gradient constancy importance

float cv::gpu::BroxOpticalFlow::scale_factor

pyramid scale factor

int cv::gpu::BroxOpticalFlow::inner_iterations

number of lagged non-linearity iterations (inner loop)

int cv::gpu::BroxOpticalFlow::outer_iterations

number of warping iterations (number of pyramid levels)

int cv::gpu::BroxOpticalFlow::solver_iterations

number of linear system solver iterations

GpuMat cv::gpu::BroxOpticalFlow::buf

---

The documentation for this class was generated from the following file:

• include/opencv2/gpu/gpu.hpp