MF_MT_AUDIO_NUM_CHANNELS attribute

Number of audio channels in an audio media type.

Data type

UINT32

This attribute corresponds to the nChannels member of the WAVEFORMATEX structure.

The GUID constant for this attribute is exported from mfuuid.lib.

Requirement	Value
Minimum supported client	Windows Vista [desktop apps \| UWP apps]
Minimum supported server	Windows Server 2008 [desktop apps \| UWP apps]
Header	Mfapi.h