[How to do instruction] 128x64 OLED with Song Status and Spectrum Display on Raspberry Pi

[Jempie]

Adrian,

i follow the installation

git clone https://github.com/karlstav/cava
cd cava
./autogen.sh
./configure --disable-input-portaudio --disable-input-sndio --disable-output-ncurses --disable-input-pulse --program-prefix=mpd_oled_
make
sudo make install-strip

ERROR

checking for sqrt in -lm... yes
checking for fftw_execute in -lfftw3... no
configure: error: fftw library is required!
pi@moode:~/cava $ make
make: *** No targets specified and no makefile found. Stop.
pi@moode:~/cava $ sudo make install-strip
make: *** No rule to make target 'install-strip'. Stop.
pi@moode:~/cava $