IltmmDVDControl::get_SubpictureStreamsAvailable

#include "ltmm.h"

C Syntax	HRESULT IltmmDVDControl__get_SubpictureStreamsAvailable(pDVD, pStreams)
C++ Syntax	HRESULT get_SubpictureStreamsAvailable(pStreams)

IltmmDVDControl *pDVD;	/* pointer to an interface */
long *pStreams;	/* pointer to a variable*/

Retrieves the number of available subpicture streams in the current title The name for a group of related video files (called "Chapters") on your DVD. For example, for a DVD called "My Summer Vacation," you might have the titles "Water Skiing," "New Friends," and "Hiking." For each of those titles, you might have one or more different video files..

Parameter	Description
pDVD	Pointer to an IltmmDVDControl interface.
pStreams	Pointer to a variable that receives the number of available subpicture streams.

Returns

S_OK	The function ran successfully.
<> S_OK	An error occurred. Refer to the Error Codes or the HRESULT error codes in the DirectShow documentation.

Comments

Call IltmmDVDControl::get_CurrentSubpictureStream to retrieve the currently selected subpicture stream.

To set the currently selected subpicture stream, call IltmmDVDControl::put_CurrentSubpictureStream.

For more detailed information, refer to the Microsoft documentation for IDvdInfo2::GetCurrentSubpicture at http://msdn.microsoft.com/archive/default.asp?url=/library/en-us/directshow/htm/idvdinfo2getcurrentsubpicture.asp.

Required DLLs and Libraries

LTMM

For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application.