IltmmDVDTitle::get_IsSourceLetterboxed

#include "ltmm.h"

C Syntax

HRESULT IltmmDVDTitle__get_IsSourceLetterboxed(pDVDTitle, pVal)

C++ Syntax

HRESULT get_IsSourceLetterboxed(pVal)

 

IltmmDVDTitle *pDVDTitle;

/* pointer to an interface */

VARIANT_BOOL * pVal;

/* pointer to a variable */

Gets whether the source video is in letterbox format or not.

Parameter

Description

pDVDTitle

Pointer to an IltmmDVDTitle interface.

pVal

Pointer to a variable to be updated with a value that indicates whether the source video is in letterbox format or not. Possible value are:

 

Setting

Description

 

VARIANT_TRUE

The source video is in a letterbox

 

VARIANT_FALSE

The source video is not in a letterbox

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 whether the video source is in a letterbox or not. Note that subpictures and menu buttons can only be displayed in the active video area.

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::GetAudioStream, IltmmDVDTitle::get_SubpictureStreamCount, IltmmDVDTitle::GetSubpictureStream, IltmmDVDTitle::get_SelectedAudioStream, 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_IsFilmMode

Topics:

Multimedia Function Group

Example

For C example, refer to DVD Source Example.

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