What is “spandsp” Package?

DSP functions library for telephony
For more details: https://www.soft-switch.org/

Installation

• Open Terminal by pressing command+space then type terminal and hit Enter key.
• Install homebrew first.

  ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)" < /dev/null 2> /dev/null

• Install spandsp.

  brew install spandsp

Now, use spandsp!