🎬
Integrated Video Playback Panel
Run video playback directly inside the main studio layout while audio remains synchronized with the broadcast pipeline. Detach the panel into a floating, resizable window when operators need dedicated video control.
- Embedded VIDEO panel with active playback and idle visualization
- Detachable floating window for multi-monitor studio workflows
- Quick reattach back to the main window layout
- Video formats: MP4, M4V, MOV, MPG, MPEG, MP2, AVI, WMV, MKV, WEBM
- Built for radio + media workflows where audio must stay on-air stable
📻
Broadcast-Grade Two-Deck Engine
A professional audio engine built for on-air use. Two playback decks feed a single mixer into a persistent WASAPI output, delivering true gapless swaps and equal-power crossfades with zero click between tracks.
- Two-deck mixing pipeline (48 kHz / 32-bit float / stereo)
- Persistent WASAPI output (WaveOut fallback)
- Gapless swap (0 ms) or equal-power crossfade (configurable)
- Preload lookahead — next deck is ready before the last beat
- MP3, WAV, WMA, M4A, AAC, FLAC, OGG
- Multichannel WAV (5.1, 7.1) with auto stereo downmix
🔊
EBU R128 Loudness Normalization
Every track plays at the same perceived loudness — no more surprise volume jumps. Integrated-loudness measurements follow the EBU R128 / ITU-R BS.1770 approach and are cached to disk so playback is instant-ready.
- Target LUFS configurable (default -16 LUFS)
- K-weighting pre-filter + RLB high-pass, 400 ms blocks, 75% overlap
- Per-track gain clamped to [-24, +12] dB, applied post-mix
- One-click "Analyze all tracks" batch pass with live progress
- On-disk cache keyed by path + size + last-write-time
- Automatic re-analysis when the underlying file changes
🌐
Internet Radio Streams
Drop Icecast, Shoutcast or MMS URLs straight into your playlist and treat them like any other track. The duration column shows LIVE so on-air staff instantly know what's going out.
- http / https / mms stream URLs supported
- File → "Add Stream URL…" dialog with optional display name
- Routed through Windows Media Foundation
- "LIVE" indicator in the duration column
- Works alongside files in the same playlist
🕐
Clock-Wheel Scheduler
The standard radio-automation "clock wheel" — drop slots that fire at a fixed minute (and optional second) of every hour, or only during a chosen set of hours. Perfect for legal IDs, news drop-ins and hourly jingles.
- Slot kinds: Jingle · File · Stream URL · App hook
- Per-slot minute, optional second, optional hour set
- 1-second DispatcherTimer + 2-second debounce (never double-fires)
- Editable grid in Preferences → Broadcast Engine
- Master enable/disable switch
- Persisted to
clockwheel.json
- NTP / manual time-offset sync for accurate firing
📋
Smart Playlist Management
Comprehensive playlist tools with drag-and-drop, search, automatic persistence, and a calculated Start Time column so you know exactly when each track airs. Mix audio files and live streams in the same list.
- Semi-transparent drag preview that follows the cursor
- Red insertion-caret shows exactly where drops will land
- Add files, folders, or Icecast / Shoutcast / MMS stream URLs
- Start Time column (HH:mm:ss) with cue-aware calculations
- Selection status bar with total duration
- Search, filter, reorder, automatic saving
🎚️
25 Configurable Jingle Buttons
Fire jingles instantly with a dedicated panel of 25 buttons. Music volume automatically ducks while a jingle plays and restores the moment it ends.
- 25 configurable jingle slots with custom labels
- Supports MP3, WAV (incl. 5.1/7.1), and WMA
- Automatic volume ducking to 50% during playback
- Numpad 0–9 shortcuts for Jingles 1–10
- Auto Switch — scheduled jingle playback
- Responsive, customizable button text styling
📊
Play History Tracking
Detailed statistics tracking with SQLite database. Monitor play counts, total time played, and playback dates for comprehensive reporting.
- Automatic play history recording
- Play count and time statistics
- Sortable history view
- First and last played dates
🔄
Playback Modes
Flexible playback options including shuffle and repeat modes. Perfect for live radio broadcasting and automated playlists.
- Shuffle mode for random selection
- Repeat All, Repeat One, or None
- Easy mode cycling
- Auto-advance to next track
🏷️
ID3 Tag Support
Automatic reading of MP3 metadata with intelligent fallback to filenames. Display title, artist, album, and track information.
- Reads Title, Artist, Album tags
- Fallback to filename if missing
- Handles corrupted tags gracefully
- Track number and duration display
🔒
Secure Licensing
Hardware-based licensing system with RSA-2048 cryptography. License tied to a specific hardware ID for security and compliance.
- RSA-2048 asymmetric cryptography
- Hardware ID-based activation
- Tamper-proof license verification
- Optional expiration dates
⌨️
Keyboard Shortcuts
Stay on-air without leaving the keyboard. Broadcast-friendly shortcuts for playback, navigation and jingles, fully customizable in Preferences.
- Space — Play/Stop · P — Pause
- B — Previous · N — Next
- F1 — Help · Ctrl+Shift+F — Full Screen
- Numpad 0–9 — Play Jingles 1–10
- Customizable (Superuser) · input-aware
❓
Built-in Help System
Comprehensive in-app documentation is always one key away. Press F1 to open a scrollable help window covering every feature and workflow.
- F1 shortcut or Help menu access
- Covers shortcuts, playlists, jingles, history
- Preferences, customization, tips & best practices
- Dark theme, resizable (900×700)
📶
Stereo VU Meter & Studio Header
The header is a true broadcast dashboard — a post-mix stereo VU meter with peak-hold markers and a CLIP overload LED sits next to a huge green digital Elapsed / Remaining timer block, your station logo and the live studio clock.
- Post-mix stereo meter (green → yellow → red gradient)
- Peak-hold white markers and CLIP LED (> -3 dBFS)
- dB tick labels at -40 / -20 / -6 / 0
- Digital Elapsed / Remaining timers that scale with window width
- Live studio clock and Full Screen on-air mode
👤
Superuser Mode & Preferences
Protect advanced configuration behind a Superuser login. DJs get a focused on-air interface, while station managers can unlock the full preferences dialog to tweak every setting.
- Secure login dialog with password change
- Tabbed Preferences window (Shortcuts, Exports, and more)
- Lock down customizations from on-air staff
- Settings persisted per installation
📈
Statistics & CSV Export
Turn your play history into actionable reports. A dedicated Stats window visualizes airtime data, and built-in CSV export — manual or scheduled — makes music royalty reporting effortless.
- Dedicated Statistics window
- Export history to CSV (one-click)
- Scheduled automatic CSV exports
- Play counts, total airtime, first & last played
🎯
Cue Points & Intro / Outro Markers
Mark exactly where a track's vocal comes in, where the outro should start, and where the playlist should pause for a live talk segment — all with visible markers on the progress slider.
- Playlist cue points — playback stops after a marked row
- Intro-end marker for "talk over the intro" handovers
- Outro-start marker — crossfades mix on your marker, not the fade tail
- One-click stamp: Set Intro Cue · Set Outro Cue · Clear Cues
- Visualized as thin vertical rectangles on the seek bar
- Persisted per track alongside the playlist
🎨
Station Branding & Themes
Make PlayOnRadio look like your station. Customize text styling, load your logo, and switch between Dark and Light themes to match your studio environment.
- Light & Dark themes included
- Custom station logo window
- Configurable fonts, sizes, and colors
- Responsive text scaling for jingle buttons
