Associates a UINT64 value with a key.
public:
HRESULT SetUINT64(
REFGUID guidKey,
UINT64 unValue
)
guidKey
Type: REFGUID
[in]
GUID that identifies the value to set. If this key already exists, the method overwrites the old value.
unValue
Type: UINT64
New value for this key.
Type: HRESULT
The method returns an HRESULT. Possible values include, but are not limited to, those in the following table.
| Return code | Description |
|---|---|
| S_OK | The method succeeded. |
Refer to Media Foundation return codes.
To retrieve the UINT64 value, call IMFAttributes::GetUINT64.
Header: Declared in mfobjects.h (include mfidl.h).
Library: Use Mfuuid.lib.