This app samples audio raw PCM data and converts it to graphics on canvas.
This project is in a very early stage. It is aimed to add noise profile analysis feature using algorithms such as Fast Fourier Transform (FFT).
Samples audio data as 2 bytes (16 bits) from microphone as little-endian short data type. And visualizes samples on canvas.
The Unlicense. Feel free to use or change it how you need.