69 lines
2.6 KiB
Ruby
69 lines
2.6 KiB
Ruby
class FdkAacEncoder < Formula
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desc "Command-line encoder frontend for libfdk-aac"
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homepage "https://github.com/nu774/fdkaac"
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url "https://github.com/nu774/fdkaac/archive/v1.0.3.tar.gz"
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sha256 "ee444518353833b2b8f1b106bb4d9e9c15ae4d48569be9b6c89fc38dabf364b7"
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license "Zlib"
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bottle do
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sha256 cellar: :any, arm64_ventura: "9bbbd22db23e92042e772b5780ad37636cc6c6b8da5f94d016edec8da81a8dd6"
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sha256 cellar: :any, arm64_monterey: "bef622b7d5d4026b6d8615f6a747bcf0128826cfabe9bbe3cce6c0cd139591b9"
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sha256 cellar: :any, arm64_big_sur: "dd84a279e61d463b1651f1bc2c4fef060f6bc0059cf25c798a2161123cf1368b"
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sha256 cellar: :any, ventura: "e93f9b63e33d5685f406d1be95cd9a47098bcb69a132fd639f96f098b55996a8"
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sha256 cellar: :any, monterey: "9903add3d37f84fd89d0ba40c8f719a093126dbe5f47c4639c3399109fb855e1"
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sha256 cellar: :any, big_sur: "f9103b8b675603ca90b3e7f4efb0074a1452e9852d1a1659d2f59a5a025a8c83"
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sha256 cellar: :any, catalina: "6de255d18252acbcc3e0b8214b9eb46c3c4d2a29b46e6cc15bc7cbc81cd61115"
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sha256 cellar: :any_skip_relocation, x86_64_linux: "e40141a65ef6f0c04974df102db68f08866701c9b2e018efcb2c11e84253174f"
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end
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depends_on "autoconf" => :build
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depends_on "automake" => :build
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depends_on "libtool" => :build
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depends_on "pkg-config" => :build
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depends_on "fdk-aac"
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def install
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system "autoreconf", "-i"
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system "./configure", "--disable-debug",
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"--disable-dependency-tracking",
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"--disable-silent-rules",
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"--prefix=#{prefix}",
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"--mandir=#{man}"
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system "make", "install"
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end
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test do
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# generate test tone pcm file
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sample_rate = 44100
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two_pi = Math::PI * 2
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num_samples = sample_rate
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frequency = 440.0
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max_amplitude = 0.2
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position_in_period = 0.0
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position_in_period_delta = frequency / sample_rate
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samples = [].fill(0.0, 0, num_samples)
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num_samples.times do |i|
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samples[i] = Math.sin(position_in_period * two_pi) * max_amplitude
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position_in_period += position_in_period_delta
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position_in_period -= 1.0 if position_in_period >= 1.0
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end
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samples.map! do |sample|
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(sample * 32767.0).round
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end
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File.open("#{testpath}/tone.pcm", "wb") do |f|
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f.syswrite(samples.flatten.pack("s*"))
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end
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system "#{bin}/fdkaac", "-R", "--raw-channels", "1", "-m",
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"1", "#{testpath}/tone.pcm", "--title", "Test Tone"
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end
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end
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