class Opus < Formula desc "Audio codec" homepage "https://www.opus-codec.org/" url "https://archive.mozilla.org/pub/opus/opus-1.2.1.tar.gz" sha256 "cfafd339ccd9c5ef8d6ab15d7e1a412c054bf4cb4ecbbbcc78c12ef2def70732" bottle do cellar :any sha256 "34e45eb4ca4159316fc5a10ad33758d1f2b8d44d0b7fe3032d049771b946ef16" => :high_sierra sha256 "ff986676ae53fdfb7b2af18c896be5d284a3e7b51ad0a94b8fa5a651dcc74201" => :sierra sha256 "9db3f7606381e0f60477f18c70cdf4bbf68c948ae9c6ead7a5bd6aa62aeab63b" => :el_capitan sha256 "adf030f2d3fa1260acb54515ced82474a626d6d2ad015ea3ace404a79e09f1c4" => :yosemite end head do url "https://git.xiph.org/opus.git" depends_on "autoconf" => :build depends_on "automake" => :build depends_on "libtool" => :build end option "with-custom-modes", "Enable custom-modes for opus see https://www.opus-codec.org/docs/opus_api-1.1.3/group__opus__custom.html" def install args = ["--disable-dependency-tracking", "--disable-doc", "--prefix=#{prefix}"] args << "--enable-custom-modes" if build.with? "custom-modes" system "./autogen.sh" if build.head? system "./configure", *args system "make", "install" end test do (testpath/"test.cpp").write <<-EOS.undent #include int main(int argc, char **argv) { int err = 0; opus_int32 rate = 48000; int channels = 2; int app = OPUS_APPLICATION_AUDIO; OpusEncoder *enc; int ret; enc = opus_encoder_create(rate, channels, app, &err); if (!(err < 0)) { err = opus_encoder_ctl(enc, OPUS_SET_BITRATE(OPUS_AUTO)); if (!(err < 0)) { opus_encoder_destroy(enc); return 0; } } return err; } EOS system ENV.cxx, "-I#{include}/opus", "-L#{lib}", "-lopus", testpath/"test.cpp", "-o", "test" system "./test" end end