(container format)
(container element)
(container value)
does not match (content format)
(content element)
(content value)
ISO IEC 23003-3 (USAC):numOutChannels
: "determines the number of audio channels for which a specific loudspeaker position shall be associated"
ISO IEC 23003-4 (DRC):baseChannelCount
: "Number of channels in the base layout / original audio input"
ISO IEC 23003-3:
Fix the encoder in order to set baseChannelCount
value to numOutChannels
value, then reencode the content.