IMDServiceProvider::GetDeviceCount

The GetDeviceCount method retrieves the number of media devices that are installed (known by Windows Media Device Manager but not necessarily currently attached). This means that GetDeviceCount returns a count of all of the media devices supported by Windows Media Device Manager that have been installed.

Syntax

HRESULT GetDeviceCount(
  DWORD*  pdwCount
);

Parameters

pdwCount

[out] Pointer to a double word containing the count of known devices.

Return Values

If the method succeeds, it returns S_OK. If it fails, it returns E_FAIL.

See Also

IMDServiceProvider Interface

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