IMFSpatialAudioObjectBuffer::GetID method (mfspatialaudio.h)

Returns the unique, unsigned 32-bit ID of the spatial audio object represented by the buffer. If SetID method was not previously called, this method returns the invalid object ID, -1 (0xffffffff). The invalid ID indicates that the object buffer is unused and contains invalid data.

Syntax

HRESULT GetID(
  [out] UINT32 *pu32ID
);

Parameters

[out] pu32ID

Pointer to a 32-bit variable where the object ID will be stored.

Return value

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.
E_POINTER	The supplied pointer is invalid.

Requirements

Requirement	Value
Minimum supported client	Windows 10, version 1703 [desktop apps only]
Minimum supported server	None supported
Target Platform	Windows
Header	mfspatialaudio.h (include Mfobjects.h)
Library	Mfobjects.lib

See also

IMFSpatialAudioObjectBuffer