This function trims MP3 files given a start and/or end numeric
timestamp. Requires ffmpeg installed in your machine.
trim_mp3(
  file,
  start_time = 0,
  end_time = NA,
  overwrite = FALSE,
  ext = "mp3",
  quiet = FALSE
)Character. File name to trim.
Numeric. Start and end time to trim the audio output in seconds.
Boolean. Overwrite original file?
Character. File extension/type.
Boolean. Keep quiet? If not, print messages.
Other Audio: 
get_mp3()