FFTW-WISDOM(1) fftw FFTW-WISDOM(1) (NAME) fftwl-wisdom - wisdom ( ) (SYNOPSIS) fftwl-wisdom [OPTION]... [SIZE]... (DESCRIPTION) fftwl-wisdom wisdom FFTW () . FFTW . FFTW FFTW : http://www.fftw.org FFTW wisdom . FFTW system wisdom /etc/fftw/wisdoml . fftwl-wisdom wisdom . wisdom ( ) : fftwl-wisdom -v -c -o wisdoml ( -t ) wisdoml ( ) /etc/fftw/ . fftwl-wisdom wisdom -o . wisdom /etc/fftw/wisdoml fftwl-wisdom wisdom ( -n ) wisdom wisdom . wisdom ( wisdom -w ) . (SPECIFYING SIZES) -c SIZE . SIZE "-" ( ) . : 'c' () 'r' ( r2c/c2r) 'k' ( r2r geometry ) . 'i' () 'o' ( ). 'f' () 'b' (). 'k' geometry . 'x' ( '16x32' ). 'k' "type" f/b/h/e00/e01/e10/e11/o00/o01/o10/o11 R2HC/HC2R/DHT/REDFT00/.../RODFT11 FFTW . 'cif12x13x14' DFT . 'rob65536' () . 'ki10hx20e01' r2r DHT REDFT01 (DCT-III) . (OPTIONS) -h, --help . -V, --version . -v, --verbose . ( .) wisdom ( ) wisdom -o . -c, --canonical / : 2^20 (1048576) . ( 16x16x16) . -t hours, --time-limit=hours hours ( ) wisdom . ( .) 0 . -o file, --output-file=file wisdom file (). -m, --measure; -e, --estimate; -x, --exhaustive fftwl-wisdom FFTW_PATIENT FFTW_MEASURE FFTW_ESTIMATE FFTW_EXHAUSTIVE FFTW . wisdom wisdom ( --exhaustive ). -n, --no-system-wisdom wisdom /etc/fftw/wisdoml ( ). -w file, --wisdom-file=file wisdom file ( wisdom -n ). wisdom -w . file "-" wisdom . -T N, --threads=N N . FFTW (threads) . (BUGS) fftw@fftw.org . (AUTHORS) Steven G. Johnson Matteo Frigo. Copyright (c) 2003, 2007-14 Matteo Frigo Copyright (c) 2003, 2007-14 Massachusetts Institute of Technology (SEE ALSO) fftw-wisdom-to-conf(1) fftw February, 2003 FFTW-WISDOM(1)