62 lines
2.2 KiB
Ruby
62 lines
2.2 KiB
Ruby
class SpeechTools < Formula
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desc "C++ speech software library from the University of Edinburgh"
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homepage "http://festvox.org/docs/speech_tools-2.4.0/"
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url "http://festvox.org/packed/festival/2.4/speech_tools-2.4-release.tar.gz"
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sha256 "fbc2482c443919aa79d2e599d6a5faee4e793df55a79ef377f1dc7e8ba237010"
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bottle do
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cellar :any_skip_relocation
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sha256 "9df2392e021ab65fdcdc691fe3b2fbfc8037472a4bd40b0678cba885984c6c8c" => :high_sierra
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sha256 "fdd91c9e012e6e6849c202dbeaa5fcec9ae740e915f350e5881f3ee0aafcea60" => :sierra
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sha256 "f61c67afcd6c5f54b402183cb5148cf51cad67c95ce01bb3db0df57d384cc7e3" => :el_capitan
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sha256 "48091e873f0d038ebc6e46ab3ca7c1e494d061afab3dae64e1dbd594e4afccbe" => :yosemite
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sha256 "dca2c0deebfd3bd6aeba1cfaa4f72a3cc29b90e879fd51ed38c2524d1789eaad" => :mavericks
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sha256 "16895a28e900f2b7d209d2c4dda0228024c6da9627189f356c631f1b8c990c27" => :mountain_lion
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end
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conflicts_with "align", :because => "both install `align` binaries"
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def install
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ENV.deparallelize
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system "./configure"
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system "make"
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# install all executable files in "main" directory
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bin.install Dir["main/*"].select { |f| File.file?(f) && File.executable?(f) }
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end
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test do
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rate_hz = 16000
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frequency_hz = 100
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duration_secs = 5
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basename = "sine"
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txtfile = "#{basename}.txt"
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wavfile = "#{basename}.wav"
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ptcfile = "#{basename}.ptc"
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File.open(txtfile, "w") do |f|
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scale = 2 ** 15 - 1
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f.puts Array.new(duration_secs * rate_hz) { |i| (scale * Math.sin(frequency_hz * 2 * Math::PI * i / rate_hz)).to_i }
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end
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# convert to wav format using ch_wave
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system "ch_wave", txtfile,
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"-itype", "raw",
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"-istype", "ascii",
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"-f", rate_hz.to_s,
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"-o", wavfile,
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"-otype", "riff"
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# pitch tracking to est format using pda
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system "pda", wavfile,
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"-shift", (1 / frequency_hz.to_f).to_s,
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"-o", ptcfile,
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"-otype", "est"
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# extract one frame from the middle using ch_track, capturing stdout
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pitch = `ch_track #{ptcfile} -from #{frequency_hz * duration_secs / 2} -to #{frequency_hz * duration_secs / 2}`.strip
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# should be 100 (Hz)
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assert_equal frequency_hz, pitch.to_i
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end
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end
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