fix bug for the use of CV_GRAY2BGR #260
Open
+4
−4
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CV_GRAY2BGR
inch8/direct_method.cpp
andch8/optical_flow.cpp
is the usage of OpenCV3, butch8
project uses OpenCV4. It will raise errors and i have changed all of it toCOLOR_GRAY2BGR
, the alternatives ofCV_GRAY2BGR
in OpenCV4. I have compiled and tested the project.