Overview

AudioVision Studio brings together visualization, analysis, and processing for audio professionals and advanced producers. Built with Web Audio API and Electron, it delivers real-time performance and a modern, distraction-free interface.

Core Features

15+ Visualization Modes

Waveform – Amplitude over time with separate L/R channels

Overview – Full-track waveform with RMS and peak envelopes

Spectrogram – Logarithmic frequency heat map

FFT Analyzer – Real-time frequency spectrum with logarithmic scaling

Loudness Timeline – BS.1770-compliant LUFS (momentary, short-term, integrated)

Stereo Width – L/R correlation over time

Mid/Side Analyzer – Separate mid and side channel analysis

Harmonic Analyzer – FFT with fundamental and harmonic markers

Transient Detection – Transient event mapping

Crest Factor Timeline – Peak-to-RMS ratio over time

Dynamic Range Analyzer – Per-band analysis (Sub / Low / Mid / High)

Goniometer – Polar stereo scope for phase relationships

Chromagram – Musical pitch class visualization (12 chromatic notes)

Modulation Spectrogram – Amplitude and frequency modulation analysis

Formant Tracker – Vocal formants (F1, F2, F3) for vowel analysis

Professional Metering Suite

True Peak Detection – Oversampled peak detection (L/R)

K-System Metering – K-12, K-14, K-20 with adjustable ballistics

Peak Hold – Decay-based peak hold meters

RMS Hold – RMS hold meters

LUFS Display – Momentary, short-term, and integrated LUFS

Phase Correlation Meter – Visual stereo correlation indicator

VU Meters – Classic VU meters with adjustable ballistics

Dominant Frequency – Real-time dominant frequency readout

DSP Processing Module

Parametric EQ – 3-band with adjustable frequencies and Q:

Low shelf (adjustable frequency)

Mid peaking (adjustable frequency and Q)

High shelf (adjustable frequency)

Stereo Width Control – Adjustable stereo field width

Gain Control – Precise gain adjustment

Limiter – Peak limiter with threshold control

Visual Feedback – Real-time EQ curve and gain reduction graphs

Advanced Analysis Tools

Time Selection – Click-and-drag region selection with detailed analysis

Freeze Mode – Pause visualization and playback for close inspection

Cursor Readouts – Real-time time, frequency, and amplitude at cursor

Region Analysis – Detailed metrics for selected time regions

Export Functionality – Export processed audio with DSP settings applied

User Experience

Custom Window Controls – Minimize, maximize, and close buttons matching the app theme

Keyboard Shortcuts – Quick access (1–0 for visualizations, Space for play/pause, etc.)

Enhanced Tooltips – Contextual help for all controls

Info Panels – Detailed information for each visualization mode

Contextual Tips – Dynamic tips based on the current view

Metric Detail Modals – Click any metric for expanded detail

Visualization Legends – Color scales and axis labels

Fullscreen Mode – Maximize visualization area

Splash Screen – Professional loading screen with progress indicator

Technical Excellence

BS.1770 Compliance – Industry-standard LUFS calculation with K-weighting

AudioWorklet Processing – Low-latency background audio analysis

High-Resolution Rendering – Retina / 4K support with device pixel ratio scaling

Smooth Zoom & Pan – Infinite zoom with fluid navigation

Real-Time Performance – Optimized rendering for smooth operation

Error Logging – Built-in error tracking and export functionality

Use Cases

Mastering Engineers – Verify loudness compliance, check transient behavior, analyze stereo field

Mixing Engineers – Identify frequency masking, detect resonances, balance the stereo image

Sound Designers – Analyze textures, noise profiles, and spectral evolution

Audio Researchers – Time-frequency analysis, dynamic range studies, modulation analysis

Producers – Validate mix balance, check for clipping, analyze harmonic content

Vocal Engineers – Formant tracking, pitch analysis, vocal processing insights

home page: https://tekengine-audio.itch.io/audiovision-studio