IDvdControl2::SelectSubpictureStream
| Microsoft DirectShow 9.0 |
IDvdControl2::SelectSubpictureStream
The SelectSubpictureStream method sets the subpicture stream to display.
Syntax
HRESULT SelectSubpictureStream( ULONG ulSubPicture, DWORD dwFlags, IDvdCmd **ppCmd );
Parameters
ulSubPicture
Value that specifies the subpicture stream, which must be from 0 through 31, or 63.
| Value | Description |
| 0-31 | The stream is valid. |
| 63 | The stream is the dummy stream, which means it is a muted, low-bitrate stream. |
dwFlags
[in] Bitwise OR of one or more flags from the DVD_CMD_FLAGS enumeration, specifying how to synchronize the command.
ppCmd
[out] Receives a pointer to an IDvdCmd object that can be used to synchronize DVD commands. The caller must release the interface. This parameter can be NULL. For more information, see Synchronizing DVD Commands.
Return Values
Returns one of the following values.
| Return code | Description |
| S_OK | Success. |
| E_INVALIDARG | ulSubPicture is out of range or doesn't correspond to an SP stream. |
| E_UNEXPECTED | The ulSubPicture parameter is valid, but DVD Navigator cannot set it for some other reason. |
| VFW_E_DVD_OPERATION_INHIBITED | UOP control prohibits the operation. |
| VFW_E_DVD_INVALIDDOMAIN | Invalid domain. |
| VFW_E_DVD_STREAM_DISABLED | The specified stream is disabled. |
Remarks
The following table shows the Annex J command name to which this method name corresponds, and the domains in which this method is valid.
| Annex J Command Name | Valid Domains |
| Sub-picture_Stream_Change | DVD_DOMAIN_VideoManagerMenu DVD_DOMAIN_VideoTitleSetMenu DVD_DOMAIN_Title DVD_DOMAIN_Stop |
Requirements
Header: Declared in Strmif.h; include Dshow.h.
Library: Use Strmiids.lib.
See Also