cvCalcArrBackProjectPatch  806 modules/imgproc/include/opencv2/imgproc/imgproc_c.h CVAPI(void)  cvCalcArrBackProjectPatch( CvArr** image, CvArr* dst, CvSize range,
cvCalcArrBackProjectPatch  811 modules/imgproc/include/opencv2/imgproc/imgproc_c.h      cvCalcArrBackProjectPatch( (CvArr**)image, dst, range, hist, method, factor )