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5c05874ed3
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feat: sound effects library (Issue #457)
Event-driven audio feedback system with 9 sound events:
- boot_complete: Startup chime (ascending notes)
- person_detected: Subtle detection sound (800Hz sine)
- wake_word: Activation beep (1000Hz)
- low_battery: Warning tone (880Hz double beep)
- obstacle_close: Proximity beeps (rapid 1200Hz pulses)
- trick_complete: Success jingle (ascending arpeggio)
- error: Descending warning tone (800→400Hz)
- charging_start: Power-up tone (rising 400→1200Hz)
- geofence_warning: Boundary alert (950Hz)
Features:
- Priority queue for event handling
- Dynamic sound synthesis if WAV/OGG files missing
- Volume control with quiet/night mode support
- Fade in/out for smooth playback
- Configurable per-event duration and priority
- Caching of loaded audio files
- Background playback thread
- Real-time state publishing
Configuration:
- WAV/OGG file loading from /home/seb/saltybot-data/sounds/
- Programmatic sound generation (sine, chime, descending, power-up, beep, jingle, proximity, alert)
- Numpy/scipy-based synthesis
- YAML configuration for all events
- Volume and fade timing controls
- Sample rate: 16kHz, 16-bit audio
Co-Authored-By: Claude Haiku 4.5 <noreply@anthropic.com>
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2026-03-05 09:19:21 -05:00 |
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