numOutChannels
is (value)
but the usacElementType
sequence contains (value)
channels
ISO IEC 23003-3 (USAC):numOutChannels
: "numOutChannels shall be equal to or smaller than the accumulated sum of all channels contained in the bitstream"
ISO IEC 23003-3:
Fix the encoder to fill numOutChannels
with the correct count of channels computed from the usacElementType
sequence, then reencode the content.