File list (Check if you may need any files):
HornSchunck
...........\copyBoundary.m
...........\DemoEstimateOpticFlow2D.m
...........\DemoEstimateOpticFlowMultipleLayers.m
...........\DemoEstimateOpticFlowSingleLayer.m
...........\eliminateBoundary.m
...........\estimateOpticFlow2D.m
...........\gpl-3.0.txt
...........\randomTextureExpansion.m
...........\randomTextureRotation.m
...........\randomTextures2linearMotions.m
...........\randomTextures2Rotations.m
...........\randomTexturesExpCon.m
...........\readImgSeq.m
...........\README.txt
...........\repeatBoundary.m