In This Topic ▼

ILTDVDBurner::get_SpeedListChanged

Summary

Retrieves a value that indicates whether the list of supported speeds has changed.

Syntax

#include "ILTDVDBurner2.h"

Language	Syntax
C	HRESULT ILTDVDBurner_get_SpeedListChanged(pDVDBurner, pVal)
C++	HRESULT get_SpeedListChanged(pVal)

Parameters

ILTDVDBurner *pDVDBurner

Pointer to an ILTDVDBurner interface.

VARIANT_BOOL *pVal

Pointer to a variable to be updated with a value that indicates whether the speed list has changed from the last call for the put_CurrentDrive or RefreshSpeedList functions. Possible values are:

Value	Meaning
VARIANT_TRUE	The supported speed list has changed. The new list can be enumerated using ILTDVDBurner::get_SpeedCount, ILTDVDBurner::GetSpeedName, and ILTDVDBurner::GetSpeedValue.
VARIANT_FALSE	The supported speed has not changed since that last time ILTDVDBurner::RefreshSpeedList or ILTDVDBurner::put_CurrentDrive was called.

Returns

Value	Meaning
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

If the burner is not in the idle state, the returned value in the pVal parameter will be VARIANT_FALSE.

Required DLLs and Libraries

LTDVDBrn
DSKernel (Multimedia toolkit) or LTKRN (Imaging, Document, or Medical toolkits)
For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application.