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	Signature format change - warvox - VoIP based wardialing tool, forked from rapi…
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	---
	commit 9cb1016e0f3aa69356bea154884e6f4f16a7041b
	parent 0a7a518f66a96f53983aed29e0305dfd7a5ead9d
	Author: HD Moore <[email protected]>
	Date: Thu, 31 Mar 2011 00:46:11 +0000

	Signature format change

	Diffstat:
	M bin/create_matches.rb \| 6 +++---
	M bin/create_media.rb \| 4 +++-
	M lib/warvox/audio/raw.rb \| 10 +++++++---

	3 files changed, 13 insertions(+), 7 deletions(-)
	---
	diff --git a/bin/create_matches.rb b/bin/create_matches.rb
	@@ -7,13 +7,13 @@


	def is_bad_sig?(sig)
	- return true if sig == [0,0,0,0]
	+ return true if sig == 0
	false
	end

	def load_signature(data)
	data.split("\n").map { \|line\|
	- line.strip.split(",").map{\|bits\| bits.to_i }
	+ line.strip.to_i
	}.reject {\|sig\| is_bad_sig?(sig) }
	end

	@@ -24,7 +24,7 @@ set = {}

	d = Dir.new(dir)
	d.entries.each do \|ent\|
	- next if ent !~ /\.sig$/
	+ next if ent !~ /\.sigs$/
	name,trash = ent.split('.', 2)
	data = File.read(File.join(dir, ent))
	set[name] = load_signature(data)
	diff --git a/bin/create_media.rb b/bin/create_media.rb
	@@ -33,9 +33,11 @@ dir = Dir.new(src)
	dir.entries.sort.each do \|ent\|

	path = File.join(src, ent)
	- next if ent !~ /(.*)\.raw/m
	+ next if ent !~ /(.*)\.raw\.gz$/m
	num = $1

	+ next if File.exist?(File.join(dst, num + ".mp3"))
	+
	puts "Processing #{num}..."

	# Decompress the audio file
	diff --git a/lib/warvox/audio/raw.rb b/lib/warvox/audio/raw.rb
	@@ -180,7 +180,7 @@ class Raw
	# Toss any signals with a strength under 100
	if pwr < 100.0
	frq,pwr = [0,0]
	- # Map the signal to the closest offset of 50hz
	+ # Map the signal to the closest offset of 100hz
	else
	frq = barker.call(frq)
	end
	@@ -210,11 +210,15 @@ class Raw

	# Dump any duplicate signatures
	sigs = sigs.uniq
	+
	+ # Convert each signature into a single 32-bit integer
	+ # This is essentially [0-40, 0-40, 0-40, 0-40]
	+ sigs.map{\|x\| x.map{\|y\| y / 100}.pack("C4").unpack("N")[0] }
	end

	def to_freq_sig_txt(opts={})
	- # Convert this to comma delimited frequencies, one sequence pe…
	- to_freq_sig(opts).map{\|x\| x.join(",") }.sort.join("\n") …
	+ # Convert this to a text file
	+ to_freq_sig(opts).sort.join("\n")
	end

	def self.fft_to_freq_sig(ffts, freq_cnt)