IKsPropertySet::Get

The IKsPropertySet::Get method retrieves data for an item in a property set.

HRESULT Get(
  REFGUID rguidPropSet,
  ULONG ulId, 
  LPVOID pInstanceData, 
  ULONG ulInstanceLength, 
  LPVOID pPropertyData, 
  ULONG ulDataLength,
  ULONG * pulBytesReturned
);

Parameters

rguidPropSet

Reference to (C++) or address of (C) a GUID representing the property set to be accessed.

ulId

Item within the property set to be accessed. Items are indexed from 0 and are always the same for a given property set GUID.

pInstanceData

Instance data for the get call.

ulInstanceLength

Number of bytes pointed to by pInstanceData.

pPropertyData

Data to set for this item.

ulDataLength

Number of bytes pointed to by pPropertyData

pulBytesReturned

Address of a variable to receive the number of bytes written into pPropertyData.

Return Values

Return values are determined by the designer of the property set.

If the method succeeds, the return value may be S_OK.

If it fails, the method may return E_POINTER.

Remarks

The format of the data in both pInstanceData and pPropertyData is item-specific.

Requirements

  Windows NT/2000: Requires Windows 2000.
  Windows 95/98: Requires Windows 95 or later. Available as a redistributable for Windows 95.
  Header: Declared in dsound.h.