Audio Spectrum Visualizer – Music Player

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Features | Interface | Settings | Files Supported | FX | Equalizer | Shortcuts | OS-Build | Demo | References |

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A desktop music player with a real-time audio spectrum visualizer. The project focuses on combining audio playback with a clean interface and live visual feedback based on the currently playing sound.

The spectrum reacts live to the currently playing audio.

Features

• Play local audio files (WAV, and others depending on backend)
• Music library panel on the left
• Resizable sidebar, with width saved between menu actions
• Waveform display of the loaded audio
• Real-time frequency spectrum visualization
• Playback controls (play, pause, stop, seek)
• Volume and playback speed control
• Persistent user settings (themes, music folder, music running, etc... (look inside parameter button)

Interface Overview

• Left panel: library and file navigation
• Top area: color themes, settings, equalizer access, waveform
• Center panel: real-time spectrum analyzer
• Bottom bar: playback controls, time, volume, speed

Settings

The Settings panel allows you to customize the player’s behavior, appearance, audio engine, and spectrum visualization.
All settings are persistent and restored on the next application launch.

General

Option	Description
Language	Select the application language from the available options.
Theme	Choose a color theme for the interface. Rainbow speed controls the animation speed when using a dynamic/rainbow theme.

Startup

Configure how the application behaves on launch:

• Autoplay on start: Automatically start playback when the app opens.
• Resume last track: Reload the last played track.
• Remember playback position: Continue playback from the exact position where it was stopped.

Interface

Option	Description
UI scale	Adjust the global interface scaling.
Library opened on start	Automatically open the music library panel on startup.
Remember sidebar width	Restore the sidebar width between sessions.

Music Folder

• Select the default folder used to scan and load local music files.
• The music library updates based on the selected directory.

Audio

Option	Description
Default volume	Initial volume level on startup.
Fade in/out (ms)	Smooth audio transitions when starting or stopping playback.
Audio output	Select the audio output device.
Buffer size	Adjust audio buffering for stability versus responsiveness.
Latency	Choose the desired latency mode.
Sample rate	Use the audio file’s sample rate or force a specific value.

Spectrum

Option	Description
Mode	Choose between linear or logarithmic frequency scaling.
Sensitivity	Adjust how strongly the spectrum reacts to audio.
Responsiveness	Control how quickly the spectrum updates.
Gamma	Modify brightness and contrast of the visualization.
Percentile	Normalize spectrum peaks for better visual balance.
Show waveform	Display the waveform alongside the spectrum analyzer.

Reset

• Reset restores all settings to their default values.
• Changes can be confirmed with OK or discarded with Cancel.

Audio Files Supported

• WAV
• FLAC
• OGG / Vorbis
• AIFF / AIF
• MP3
• M4A
• AAC
• OPUS
• WMA

Both mono and stereo files are supported. Sample rates are handled automatically or can be overridden in settings.

FX

• Off – No processing
• Reverb
• Echo
• Vibrato
• Chorus
• Flanger
• Tremolo
• Overdrive
• Bitcrusher

Equalizer

A built-in 10-band graphic equalizer.

Keyboard shortcuts

Keycaps	Function
Space bar	play?pause the music
F	On/Off Full screen
Tab	Open/Close the music menu on the left

OS-Build

OS	Download
Github Release	Here
Windows 10 or above	Windows Build
Mac	MacOS Build

coming soon...

Demo

First Demo (coming soon)

References

- Inspired by Mozhewen's spectrum and the monotony of Windows Media Player.