name: "FFT"
description:
  "This directory contains the third-party one- and two-dimensional "
  "fast Fourier transform and related sinusoidal transform code "
  "written by Takuya Ooura."

third_party {
  url {
    type: HOMEPAGE
    value: "http://www.kurims.kyoto-u.ac.jp/~ooura/fft.html"
  }
  url {
    type: ARCHIVE
    value: "http://www.kurims.kyoto-u.ac.jp/~ooura/fft2d.tgz"
  }
  version: "2006/12/28"
  last_upgrade_date { year: 2021 month: 2 day: 8 }

  # explicitly approved by opensource-licensing@ on Feb. 12 2021.
  license_type: BY_EXCEPTION_ONLY
}