OpenCV Error: Assertion failed ((npoints = prevPtsMat.checkVector(2, CV_32F, true)) >= 0) in void cv::calcOpticalFlowPyrLK

Olcay Ertaş
1 ●1 ●2

Hi everybody,

I am trying to run following code but it crushes in calcOpticalFlowPyrLK with following error:
Code: http://pastebin.com/bWZ8CV5F
Error: http://pastebin.com/TjDqGxJt

Could you please help me?

1 answer

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Hi there, There is code to run calcOpticalFlowPyrLK,but it is in c++ : click here

I hope you find this helpful.

Asked: 2014-05-23 09:39:34 -0600

Seen: 6,690 times

Last updated: Jul 05 '14