setCallback      2767 3rdparty/include/opencl/1.2/CL/cl.hpp     cl_int setCallback(
setCallback       201 modules/calib3d/src/levmarq.cpp     void setCallback(const Ptr<LMSolver::Callback>& _cb) { cb = _cb; }
setCallback       260 modules/calib3d/src/ptsetreg.cpp     void setCallback(const Ptr<PointSetRegistrator::Callback>& _cb) { cb = _cb; }