NewPlayer plays from a smf.Reader (ignoring sysex messages).

NewRecorder records into a single track on target, it needs the tempo to calculate the ticks from seconds.

Event is a MIDI message at absolute ticks in a track.

SMF0 is a namespace for methods reading from and writing to SMF0 (singletrack) files.

SMF1 is a namespace for methods reading from and writing to SMF1 (multitrack) files.

Events helps sorting events.

Tracks helps sorting tracks.