waveinfo

waveinfo is a pure-ruby gem to get the information from the headers of Wave (.wav) files.

Installing

You may get the latest stable version from Rubyforge. Source gems are also available.

$ gem install waveinfo

Synopsis

require 'rubygems'
require 'waveinfo'

wave = WaveInfo.new('example.wav')
puts "Channels: #{wave.channels}"
puts "Sample Rate: #{wave.sample_rate} Hz"
puts "Duration: #{wave.duration} secs"

TODO

  • Add support for the extensible format which uses GUIDs
  • Inplement more validity checks
    • file is shorter than reported chunk size
    • file is longer than reported chunk size
  • Implement more chunk types
    • bext - Broadcast Wave Extention
    • mext - MPEG audio extension chunk
    • DISP - Title
    • cart - CartChunk/aes46-2002
    • LIST
  • Test against more weird Wave files

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