59 lines
2 KiB
Ruby
59 lines
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/2.5/speech_tools-2.5.0-release.tar.gz"
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sha256 "e4fd97ed78f14464358d09f36dfe91bc1721b7c0fa6503e04364fb5847805dcc"
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bottle do
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cellar :any_skip_relocation
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sha256 "49b05f1d4894a23065205b57ea9bb9eeef8e0e8b96a82a7457719197fdce9c56" => :mojave
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sha256 "b43389631b881f76529aa4458442b819dc5be784afbf5569f9e526ce3dc7e028" => :high_sierra
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sha256 "4d3681ee2194a92fcbad96371c499f5c2a71c59cfe8798b8092f0e57f793fca3" => :sierra
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sha256 "a0794d1d7f424833d2fe92726d26b6ebcc8dcf63b7f9700b19e1119ed7e2ca62" => :el_capitan
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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 bin/"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 bin/"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 = shell_output("#{bin}/ch_track #{ptcfile} -from #{frequency_hz * duration_secs / 2} -to #{frequency_hz * duration_secs / 2}")
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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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