If sox is not installed, multimon-ng won't run: $ multimon-ng -t wav -a DTMF file.wav multimon-ng 1.1.8 (C) 1996/1997 by Tom Sailer HB9JNX/AE4WA (C) 2012-2019 by Elias Oenal Available demodulators: POCSAG512 POCSAG1200 POCSAG2400 FLEX EAS UFSK1200 CLIPFSK FMSFSK AFSK1200 AFSK2400 AFSK2400_2 AFSK2400_3 HAPN4800 FSK9600 DTMF ZVEI1 ZVEI2 ZVEI3 DZVEI PZVEI EEA EIA CCIR MORSE_CW DUMPCSV X10 SCOPE Enabled demodulators: DTMF execlp: No such file or directory
sox is required to read files but not to read piped output. it's not "technically" a dep, but I have no problem adding it. I'm pushing this with the 1.1.9 bump