Retrieves the number of encoding modes available for the AAC and MP4 format
The friendly description of each encoding mode can be obtained using the EncodeFormats.AAC.GetEncodeModeDesc method.
Supported encoding modes are described inside the EncodeFormats.AAC.EncodeMode property.
For further details about encoding in AAC and MP4 format refer to the AAC object section.
For further information about available encoding formats see the EncodeFormats object.