metronome

Documentation

Index

• func SetTempo(srcFile, destFile string, opts ...Option) error
• type Option
  • func Filter(md filter.Filter) Option
  • func Track(trackNo int16) Option

Functions

func SetTempo

func SetTempo(srcFile, destFile string, opts ...Option) error

SetTempo reads the given srcFile and takes the note on messages inside the nth track (with the numer metronomeTrackNo, counting by 0) as beats of a metronome, calculates tempo changes based on the beats of the metronome and removes all old tempo changes, and writes the new tempo changes into the metronome track. The resulting smf file is written to destFile.

Types

type Option

type Option func(*file)

func Filter

func Filter(md filter.Filter) Option

Filter sets the filter for the metronome messages

func Track

func Track(trackNo int16) Option

Track sets the track no, where the metronome resides, starting by 0