AVMetadataiTunesMetadataKeyTrackSubTitle

objc2_av_foundation

Static AVMetadataiTunesMetadataKeyTrackSubTitle 

Source 
pub unsafe static AVMetadataiTunesMetadataKeyTrackSubTitle: Option<&'static AVMetadataKey>
Available on crate feature AVMetadataFormat only.
Expand description

Apple’s documentation