Some scripts to determine the frequency of sample data

If you face issues, brew install portaudio before pip install pyaudio

Also you need to pip install matplotlib

Add configurations by writing echo "backend: TkAgg" >> ~/.matplotlib/matplotlibrc to run the matplotlib TkAgg backend

If there is an issue with AVBin because the input is compressed, download at http://avbin.github.io/AVbin/Download.html