IltmmDVDTitle::get_SelectedAudioStream

#include "ltmm.h"

C Syntax

HRESULT IltmmDVDTitle__get_SelectedAudioStream(pDVDTitle, pVal)

C++ Syntax

HRESULT get_SelectedAudioStream(pVal)

 

IltmmDVDTitle *pDVDTitle;

/* pointer to an interface */

long * pVal;

/* pointer to a variable */

Gets the selected audio stream The portion of the file holding the audio data. The audio data might be compressed to save disk space. The data has to be decompressed using an audio decompressor oftware component which decompresses audio. It must be designed to work with ACM or DirectShow . Note that different compression methods require different decompressors. There is no universal decompressor capable of decoding all compressed streams. before you can play (hear) it. index.

Parameter

Description

pDVDTitle

Pointer to an IltmmDVDTitle interface.

pVal

Pointer to a variable to be updated with the selected audio stream index.

Returns

S_OK

The function was successful.

<> S_OK

An error occurred. Refer to the Error Codes or the HRESULT error codes in the DirectShow documentation.

Comments

This property will return an audio stream index that set using IltmmDVDTitle::put_SelectedAudioStream property. If there is no selected Audio stream, then the return value is -1. To get the audio streams counts that available 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., call IltmmDVDTitle::get_AudioStreamCount property.

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

Functions:

IltmmDVDTitle::get_TotalDuration, IltmmDVDTitle::get_ChapterCount, IltmmDVDTitle::get_Selected, IltmmDVDTitle::put_Selected, IltmmDVDTitle::get_SelectedDuration, IltmmDVDTitle::get_AudioStreamCount, IltmmDVDTitle::get_SubpictureStreamCount, IltmmDVDTitle::put_SelectedAudioStream, IltmmDVDTitle::get_SelectedSubpictureStream, IltmmDVDTitle::put_SelectedSubpictureStream, IltmmDVDTitle::get_PanscanPermitted, IltmmDVDTitle::get_LetterboxPermitted, IltmmDVDTitle::get_AspectX, IltmmDVDTitle::get_AspectY, IltmmDVDTitle::get_FrameRate, IltmmDVDTitle::get_FrameHeight, IltmmDVDTitle::get_Compression, IltmmDVDTitle::get_Line21Field1InGOP, IltmmDVDTitle::get_Line21Field2InGOP, IltmmDVDTitle::get_SourceResolutionX, IltmmDVDTitle::get_SourceResolutionY, IltmmDVDTitle::get_IsSourceLetterboxed, IltmmDVDTitle::get_IsFilmMode

Topics:

Multimedia Function Group

Example

For C example, refer to DVD Source Example.

For C++ example, refer to DVD Source for C++.