| close_all_bg_esti | Delete all background estimation data sets. |
| close_bg_esti | Delete the background estimation data set. |
| create_bg_esti | Generate and initialize a data set for the background estimation. |
| get_bg_esti_params | Return the parameters of the data set. |
| give_bg_esti | Return the estimated background image. |
| run_bg_esti | Estimate the background and return the foreground region. |
| set_bg_esti_params | Change the parameters of the data set. |
| update_bg_esti | Change the estimated background image. |