TU_FLAG_NONZERO_COEFF  612 libde265-1.0.3/libde265/image.h           tu_info[ tux + tuy*tu_info.width_in_units ] |= TU_FLAG_NONZERO_COEFF;
TU_FLAG_NONZERO_COEFF  618 libde265-1.0.3/libde265/image.h     return tu_info.get(x,y) & TU_FLAG_NONZERO_COEFF;