NHKラジオ第2を録音し、DropBoxにアップロードするスクリプト サイマルラジオの受信にmplayerを使用

mplayer.sh

#!/bin/sh

mplayer -playlist http://mfile.akamai.com/129932/live/reflector:46056.asx -vo null -ao pcm:waveheader:fast:file=>(lame -q 4 - $1)

radiorec.rb

# coding:utf-8

require "pp"
require "fileutils"
require "dropbox_sdk"

if ARGV.size < 2
  puts "#{File.basename(__FILE__)} title sec"
end

now = Time.now
dir = File.join(ENV["HOME"],"radio",now.strftime("%Y"),now.strftime("%m"))
FileUtils.mkdir_p(dir)
mp3 = File.join(dir,"#{ARGV[0]}_#{now.strftime("%Y%m%d%H%M%S")}.mp3")
dirname = File.expand_path(File.dirname(__FILE__))
mplaysh = File.join(dirname,"mplay.sh")

pid = Process.fork do
  `/bin/bash #{mplaysh} #{mp3}`
end

sleep ARGV[1].to_i
`kill #{pid}` if pid

mp3base = File.basename(mp3)
remotefile = File.join("nhk-radio-2",now.strftime("%Y%m%d"),mp3base)

puts mp3
puts remotefile

access_token = "xxxxxxxxxxxx"
client = DropboxClient.new(access_token)
puts "linked account:", client.account_info().inspect

f = open(mp3)
response = client.put_file(remotefile, f)