Swift-audio-utils

Swift utils & tools for audio and grah visualisation, using AVFoundation and AVAudioEngine.

Draggable Graph

• This tool allows you to create a graph whose values can be modified by dragging and dropping.
• The Chart is fully customizable according to Apple Charts documentation.

FFT Graph

• This tool allows you to create a FFT graph from an audio signal in real time, from the mic input of yout hardware.
• A FFT Graph present the severals frequencies of an audio signal and their respective amplitudes.
• You can choose 3 scales: [0:2000]Hz, [0:5000]Hz, [0, 11000]Hz

Sound Generator

• This tool allow you to generate several signals: sinusoids, crenels, triangles, ...
• You can choose the frequency, the amplitude and the duration of each one.
• You can play and pause the sound, and add music with a player node.