1. FFTW 웹사이트 - http://www.fftw.org/
FFTW Home Page
--> Introduction FFTW is a C subroutine library for computing the discrete Fourier transform (DFT) in one or more dimensions, of arbitrary input size, and of both real and complex data (as well as of even/odd data, i.e. the discrete cosine/sine transforms
www.fftw.org
2. 다운로드 페이지 - http://www.fftw.org/download.html
FFTW Download Page
Go back to the FFTW home page. Downloading FFTW Mailing list / Announcements Subscribe to the fftw-announce mailing list on Google Groups to receive an email when FFTW is updated in the future. Alternatively, you can use the web feed or mailing list on f
www.fftw.org
3. 실제 다운로드한 파일 - www.fftw.org/fftw-3.3.8.tar.gz
4. 작업 PC Ubuntu 20.04.1 LTS 시스템 정보 (uname -a) - Linux cmitech-X570-AORUS-ELITE 5.4.0-46-generic #50-Ubuntu SMP Fri Aug 28 15:33:36 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux
5. 크로스 컴파일 환경 셋팅 - . /opt/poky/1.8.1/en. /opt/poky/1.8.1/environment-setup-cortexa9hf-vfp-neon-poky-linux-gnueabi
6. 다운로드한 파일 압축 풀고 최상위 폴더에서 명령 실행 - ./configure --host=arm-poky-linux-gnueabi
7. make