fn kind(&self) -> RTPCodecType {
        if self.codec.mime_type.starts_with("audio/") {
            RTPCodecType::Audio
        } else if self.codec.mime_type.starts_with("video/") {
            RTPCodecType::Video
        } else {
            RTPCodecType::Unspecified
        }
    }
/// kind controls if this TrackLocal is audio or video
kind controls if this TrackLocal is audio or video
kind controls if this TrackLocal is audio or video
fn kind(&self) -> RTPCodecType {
        if self.codec.mime_type.starts_with("audio/") {
            RTPCodecType::Audio
        } else if self.codec.mime_type.starts_with("video/") {
            RTPCodecType::Video
        } else {
            RTPCodecType::Unspecified
        }
    }
fn kind ( & self ) -> RTPCodecType { if self . codec . mime_type . starts_with ( " " ) { RTPCodecType :: Audio } else if self . codec . mime_type . starts_with ( " " ) { RTPCodecType :: Video } else { RTPCodecType :: Unspecified } }
kind controls if this TrackLocal is audio or video
kind controls if this TrackLocal is audio or video
&self