tospdif: no S/PDIF header for DTS inside WAV
tospdif: no S/PDIF header for DTS inside WAV

If there is not enough room for it.

xkfz007/vlc,xkfz007/vlc,xkfz007/vlc,xkfz007/vlc,xkfz007/vlc,xkfz007/vlc,xkfz007/vlc