RB: Sample chunker

chunker.rb

require 'ruby-audio'

# Open the original audio file
song = RubyAudio::Sound.open("/Users/username/Desktop/filename.wav")

chunk_length_ms = 1000 # chunk length in milliseconds
chunk_length_samples = chunk_length_ms * song.info.samplerate / 1000 # convert chunk length to number of samples

# Make chunks of one second
chunks = []
song.each_buffer(chunk_length_samples) do |buffer|
  chunks << buffer
end

# Export all of the individual chunks as wav files
chunks.each_with_index do |chunk, i|
  chunk_name = "/Users/username/Desktop/chunks/filename#{i}.wav"
  RubyAudio::Sound.new(chunk, song.info).save(chunk_name)
end