problem about opticalflow-Collection of common programming errors

2 years ago
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  • manu.web
    c eclipse osx opencv opticalflow
    i have to do a program using C Language and OpenCV Libreries for a project, I followed the guide for the installation for MACOSX on this site: OpenCV InstallationI used Mac Port for the Istallation.I use Eclipse to program, Now when i try to compile this program, i get a Build Error and i think that it depends to CalcOpticalFlowFarneback() Function.This is the code:#include #include #include #include #include int main(){C

  • Aggieboy
    c++ opencv assertions opticalflow
    I have been trying to form a small optical flow example with OpenCV for a while now. Everything works except the function call calcOpticalFlowPyrLK, which prints the following failed assertion in the console window:OpenCV Error: Assertion failed (mytype == typ0 || (CV_MAT_CN(mytype) == CV_MAT_CV(type0) && ((1 =0:prev_img=prev_saturation_thresh_imgnext_img=saturation_thresh_imgp1, st, err = cv2.calcOpticalFlowPyrLK(prev_img,next_img,tracks_np,**lk_params)Returns the error: is not a numpy arraySo then I try to convert the images to numpy arrays:prev_img=prev_saturation_thresh_img next_img=saturation_thresh_img Now I have a new error: data type = 17 is not supportedIn a last-ditch effort I convert the images to cvmat (from iplimage) before converting it to a numpy array, just to see what happenserror: ..\..\..\OpenCV-2.4.1\modules\video\src\lkpyr

  • Froyo
    python opencv tracking opticalflow
    I’m trying to make an LK tracker in OpenCV 2.3.1 with python bindings. When I docalcOpticalFlowPyrLK(img1, img2,template_pt, target_pt, status, err, (win_size_lk, win_size_lk), 0, TERM_CRITERIA_EPS, (TERM_CRIT

Originally posted 2013-11-06 03:19:19.