1 2
#!/bin/bash printf "[general]\nframerate=30\nbars=8\n[output]\nmethod=raw\nraw_target=/dev/stdout\ndata_format=ascii\nascii_max_range=7\n" | cava -p /dev/stdin | sed -u 's/;//g;s/0/▁/g;s/1/▂/g;s/2/▃/g;s/3/▄/g;s/4/▅/g;s/5/▆/g;s/6/▇/g;s/7/█/g;'