| Name | Description |
| AcceptParentalLevelChange | Accepts or rejects a request from the DVD Navigator to play content at a higher parental management level. |
| ActivateAtPosition | Selects the menu button at the specified position and activates it. |
| ActivateButton | Activates the selected menu button. |
| ChangeDVDRegion | Used in changing the DVD drive region. |
| GetAudioLanguage | Gets the language ID of the specified audio stream within the current title. |
| GetButtonAtPosition | Gets the number of the button located at the specified coordinates within the display window. |
| GetButtonHeight | Gets the height of the specified button. |
| GetButtonLeft | Gets the left coordinate of the specified button. |
| GetButtonTop | Gets the top coordinate of the specified button. |
| GetButtonWidth | Gets the width of the specified button. |
| GetDVDTextLanguageLCID | Gets the language ID from the specified language block. |
| GetDVDTextNumberOfStrings | Gets the number of strings for the specified language block. |
| GetDVDTextString | Gets the text string for the specified language and string indexes in Unicode. |
| GetDVDTextStringType | Gets the DVD text string type for the specified language and string indexes. |
| GetGPRM | Gets the GPRM (general parameter registers) value at the specified index. |
| GetNumberOfChapters | Gets the number of chapters in the specified title. |
| GetSPRM | Gets the current contents of the system parameter register (SPRM) at the specified index. |
| GetSubpictureLanguage | Gets the language of the specified Subpicture stream within the current title. |
| GetTitleParentalLevels | Gets the parental levels defined for the specified title. |
| IsAudioStreamEnabled | Gets the current title's specified audio stream's enabled state. |
| IsSubpictureStreamEnabled | Gets the current title's specified Subpicture stream enabled state. |
| NotifyParentalLevelChange | Specifies if the DVD Navigator notifies the application when the parental level changes. |
| Pause | Pauses or resumes playback at the current location. |
| PlayAtTime | Starts playback of the current title at the specified time. |
| PlayAtTimeInTitle | Starts playback from the specified time in the specified title. |
| PlayBackwards | Plays the current title in reverse from the current location and at the specified speed. |
| PlayChapter | Plays the specified chapter in the current title. |
| PlayChapterInTitle | Plays the specified chapter in the specified title. |
| PlayChaptersAutoStop | Plays the number of chapters specified, starting at the specified chapter in the specified title. |
| PlayForwards | Plays the DVD forward at the specified speed from the current location. |
| PlayNextChapter | Starts playback from the beginning of the next chapter in the current title. |
| PlayPeriodInTitleAutoStop | Starts playback from the specified start time and runs until the specified end time in the specified title. |
| PlayPrevChapter | Starts playback from the beginning of the previous chapter in the current title. |
| PlayTitle | Starts playback from the beginning of the specified title. |
| ReplayChapter | Starts playback from the beginning of the current chapter. |
| Resume | Leaves a menu and resumes playback. |
| ReturnFromSubmenu | Returns the display from a submenu to its parent menu. |
| SelectAndActivateButton | Selects and activates the specified menu button. |
| SelectAtPosition | Selects and highlights the menu button under the specified position. |
| SelectButton | Selects the specified menu button. |
| SelectDefaultAudioLanguage | Sets the default audio language. |
| SelectDefaultSubpictureLanguage | Sets the default language and default extension for the Subpicture text. |
| SelectParentalCountry | Sets the ISO 3166 country and region settings for the DirectX DVD Navigator filter. |
| SelectParentalLevel | Enables automatic parental management and sets the maximum allowed parental level for the DVD Navigator. |
| SelectRelativeButton | Selects the specified relative button (upper, lower, right, or left). |
| SetGPRM | Sets the value of the general parameter register at the specified index. |
| ShowMenu | Displays the specified menu, if available. |
| StillOff | Resumes playback, canceling still mode. |
| Stop | Stops playback of a title or menu by moving the DVD Navigator into the DVD Stop domain. |