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.

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.

Platforms

Win32, x64

See Also

Elements:

IltmmDVDControl interface, IltmmDVDControl::get_CurrentSubpictureStream, IltmmDVDControl::put_CurrentSubpictureStream, IltmmDVDControl::get_DefaultSubpictureLanguage, IltmmDVDControl::get_DefaultSubpictureLanguageExt, IltmmDVDControl::GetSubpictureLanguage, IltmmDVDControl::IsSubpictureStreamEnabled, IltmmDVDControl::SelectDefaultSubpictureLanguage, IltmmDVDControl::get_SubpictureOn, IltmmDVDControl::put_SubpictureOn

Topics:

Multimedia Function Group

Example

For a C example, refer to IltmmDVDControl::GetButtonAtPosition Example for C.

For a C++ example, refer to IltmmDVDControl::GetButtonAtPosition Example for C++.