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cvSparsePyrLKOpticalFlow


Module: OpenCV

Calculate an optical flow for a sparse feature set using the iterative Lucas-Kanade method with pyramids.

Name Type Description
Input value inPreviousImage Image
Input value inNextImage Image
Input value inPreviousPoints Point2DArray
Input value inMaxCount Integer*
Input value inMaxEps Real*
Input value inMaxLevel Integer*
Input value inMinEdgeThreshold Double*
Input value inWindowSize Size*
Output value outNextPoints Point2DArray
Output value outStatus IntegerArray

Requirements

For input inPreviousImage only pixel formats are supported: 1⨯uint8.

For input inNextImage only pixel formats are supported: 1⨯uint8.

Read more about pixel formats in Image documentation.

Errors

This filter can throw an exception to report error. Read how to deal with errors in Error Handling.

List of possible exceptions:

Error type Description
DomainError Not supported inNextImage pixel format in AvsFilter_cvSparsePyrLKOpticalFlow. Supported formats: 1xUInt8.
DomainError Not supported inPreviousImage pixel format in AvsFilter_cvSparsePyrLKOpticalFlow. Supported formats: 1xUInt8.

Complexity Level

This filter is available on Basic Complexity Level.