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include opencv2/video/tracking.hpp #550

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include opencv2/video/tracking.hpp #550

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include opencv2/video/tracking.hpp 
I was getting this error when trying to build on Alpine Linux:

    ‘calcOpticalFlowPyrLK’ is not a member of ‘cv’

Including `tracking.hpp` fixes compilation for me.

Related: https://stackoverflow.com/a/11641833/376773
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@TooTallNate
TooTallNate committed Sep 29, 2017
commit 49b9f42e35cec5d77c0845897f692a617e6e862c
1 change: 1 addition & 0 deletions src/OpenCV.h
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Expand Up @@ -23,6 +23,7 @@
#include <opencv2/imgproc.hpp>
#include <opencv2/videoio.hpp>
#include <opencv2/opencv_modules.hpp>
#include <opencv2/video/tracking.hpp>
#endif
#if ((CV_MAJOR_VERSION == 2) && (CV_MINOR_VERSION >=4) && (CV_SUBMINOR_VERSION>=4))
#define HAVE_OPENCV_FACE
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