calcDeriv         414 modules/stitching/src/motion_estimators.cpp             calcDeriv(err1_, err2_, 2 * step, jac.col(i * 7));
calcDeriv         424 modules/stitching/src/motion_estimators.cpp             calcDeriv(err1_, err2_, 2 * step, jac.col(i * 7 + 1));
calcDeriv         434 modules/stitching/src/motion_estimators.cpp             calcDeriv(err1_, err2_, 2 * step, jac.col(i * 7 + 2));
calcDeriv         444 modules/stitching/src/motion_estimators.cpp             calcDeriv(err1_, err2_, 2 * step, jac.col(i * 7 + 3));
calcDeriv         454 modules/stitching/src/motion_estimators.cpp             calcDeriv(err1_, err2_, 2 * step, jac.col(i * 7 + j));
calcDeriv         595 modules/stitching/src/motion_estimators.cpp             calcDeriv(err1_, err2_, 2 * step, jac.col(i * 4 + j));