IMFASFStreamSelector::GetOutputMutexCount method (wmcontainer.h)

Retrieves the number of mutual exclusion objects associated with an output.

Syntax

HRESULT GetOutputMutexCount(
  [in]  DWORD dwOutputNum,
  [out] DWORD *pcMutexes
);

[in] dwOutputNum

Output number for which to retrieve the count of mutually exclusive relationships.

[out] pcMutexes

Receives the number of mutual exclusions.

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.

Requirement	Value
Minimum supported client	Windows Vista [desktop apps only]
Minimum supported server	Windows Server 2008 [desktop apps only]
Target Platform	Windows
Header	wmcontainer.h
Library	Mfuuid.lib