The name for each individual video file on a DVD. For example, under the title "Water Skiing", you might have the chapters "My first try," "My first wreck," and "My first jump."

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.

IltmmDVDControl::get_CurrentChapter

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#include "ltmm.h"

C Syntax	HRESULT IltmmDVDControl_get_CurrentChapter(pDVD, pChapter)
C++ Syntax	HRESULT get_CurrentChapter(pChapter)

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

Retrieves the current chapter .

Parameter	Description
pDVD	Pointer to an IltmmDVDControl interface.
pChapter	Pointer to a variable that receives the current chapter number.

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::GetNumberOfChapters to retrieve the number of available chapters within a title .

Call IltmmDVDControl::PlayChapter to select and play a specific chapter within a title.

To retrieve other "current" information, use the following functions:

IltmmDVDControl::get_CurrentTitle

IltmmDVDControl::get_CurrentDiscSide

IltmmDVDControl::get_CurrentTime

IltmmDVDControl::get_CurrentVolume

IltmmDVDControl::get_CurrentButton

IltmmDVDControl::get_CurrentAngle

IltmmDVDControl::get_CurrentUOPS

IltmmDVDControl::get_CurrentAudioStream

IltmmDVDControl::get_CurrentSubpictureStream

IltmmDVDControl::get_CurrentDomain

For more detailed information, refer to the Microsoft documentation for IDvdInfo2::GetCurrentFolder.

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_CurrentDomain, IltmmDVDControl::get_CurrentTitle, IltmmDVDControl::get_CurrentDiscSide, IltmmDVDControl::get_CurrentTime, IltmmDVDControl::get_CurrentVolume, IltmmDVDControl::get_CurrentUOPS, IltmmDVDControl::get_CurrentButton, IltmmDVDControl::get_CurrentAngle, IltmmDVDControl::get_CurrentAudioStream, IltmmDVDControl::get_CurrentSubpictureStream
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++.