Waveform
FFT
Waveform vertical scaling:
Frame-based (expand to 95%)
Normalize by overall maximum amplitude
YM2151 JSON Editor
Load Preset JSON:
Loading presets...
Load Preset Tone:
Loading preset tones...
🎲 Random Tone
Play
Export WAV
Rendered waveform preview
Auto-play on edit
Show Save Section
Save to Slot:
Select a slot...
Slot 1
Slot 2
Slot 3
Slot 4
Slot 5
Slot 6
Slot 7
Slot 8
💾 Save
Manage All Slots:
📥 Export All Slots
📤 Import All Slots
Show Config
Random Tone Configuration (JSON):
Manage Configuration:
📥 Export Config
📤 Import Config
MML Input (Music Macro Language):
Simple Tone Editor (auto-updates JSON below):
Edit Events JSON:
Initializing...
Show Waveform Visualizer
Now rendering...
GitHub Repository
Library Demo