Default Parameters Reference — OpenVoxTuner v0.1.1+¶

Kept in sync with Source/PluginProcessor.cpp. Last updated: 2026-07-29.

Audio Processing¶

Parameter	ID	Type	Default	Range
Speed	`speed`	Float	20.0	0 – 200 ms
Latency Mode	`latency_mode`	Choice	1 (Low Latency)	0=Direct Monitoring, 1=Low Latency, 2=Quality, 3=Safe
Amount	`amount`	Float	1.0 (100%)	0 – 1 (0–100%)
Bypass	`bypass`	Bool	false	false / true
Mode	`mode`	Choice	0 (Live)	0=Live, 1=Curve Editor
Correction Mode	`correction_mode`	Bool	true (Transparent)	false=Modern, true=Transparent
Pitch Detector	`pitch_detector`	Choice	0 (YIN)	0=YIN, 1=Reserved

Key / Scale¶

Parameter	ID	Type	Default	Range
Key	`key`	Int	0 (C)	0 – 11 (C–B)
Scale	`scale`	Choice	0 (Chromatic)	14 scales + Custom
Key/Scale Detection	`key_detect`	Bool	false	false / true
Key Source	`key_source`	Choice	0 (Auto)	0=Auto, 1=OpenVoxKey, 2=Sidechain
Companion Group	`companion_group`	Choice	0 (A)	A, B, C, D

Custom Scale (active when Scale = Custom)¶

Parameter	ID	Type	Default
Custom C	`custom0`	Bool	true
Custom C#	`custom1`	Bool	false
Custom D	`custom2`	Bool	true
Custom D#	`custom3`	Bool	false
Custom E	`custom4`	Bool	true
Custom F	`custom5`	Bool	true
Custom F#	`custom6`	Bool	false
Custom G	`custom7`	Bool	true
Custom G#	`custom8`	Bool	false
Custom A	`custom9`	Bool	true
Custom A#	`custom10`	Bool	false
Custom B	`custom11`	Bool	true

Formant¶

Parameter	ID	Type	Default	Range
Formant Shift	`formant`	Float	0.0	-5.0 – +5.0 semitones
Formant Enable	`formant_enable`	Bool	false	false / true
Formant Mode	`formant_mode`	Choice	1 (MultiFormant)	0=Legacy, 1=MultiFormant
Formant Strategy	`formant_strategy`	Choice	4 (Precise)	0=Subtle, 1=Balanced, 2=Marked, 3=Reactive, 4=Precise
Harmony Formant Shift	`harmony_formant`	Float	0.0	-5.0 – +5.0 semitones

Voice Type¶

Parameter	ID	Type	Default	Range
Voice Type	`voice_type`	Choice	0 (Universal)	Universal, Bass, Baritone, Tenor, Alto, Soprano

Frequency ranges (Hz): - Universal: 30 – 1000 - Bass: 82.41 – 329.63 - Baritone: 110 – 440 - Tenor: 130.81 – 523.25 - Alto: 174.61 – 698.46 - Soprano: 261.63 – 1046.50

Harmony¶

Parameter	ID	Type	Default	Range
Harmony Type	`harmony_type`	Choice	3 (3rd Below + Above)	22 options (None + 21 harmony types)
Harmony Enable	`harmony_enable`	Bool	false	false / true
Harmony Volume	`harmony_gain`	Float	0.75	0 – 1
Harmony Blend	`harmony_blend`	Float	0.5	0 – 1
Harmony Attack	`harmony_attack`	Float	35.0 ms	1 – 300 ms
Use Voice	`harmony_use_voice`	Bool	true	false / true
Shifted Voices	`harmony_shifted_voices`	Int	4	1 – 4
Harmony Tone	`harmony_tone`	Choice	0 (Choir)	0=Choir, 1=Organ
Harmony Tone Color	`harmony_tone_color`	Float	0.5	0 – 1
Harmony Follow Lead	`harmony_follow_lead`	Bool	true	false / true
Harmony Gain Match	`harmony_gain_match`	Bool	true	false / true

Effects¶

Parameter	ID	Type	Default	Range
Noise Gate Enable	`noise_gate_enable`	Bool	false	false / true
Gate Threshold	`noise_gate_threshold`	Float	-50.0 dB	-80 – 0 dB
Reverb Enable	`reverb_enable`	Bool	false	false / true
Reverb Mix	`reverb_mix`	Float	0.30	0 – 1
Upward Comp Enable	`upward_comp_enable`	Bool	false	false / true
Upward Comp Amount	`upward_comp_amount`	Float	0.25	0 – 1

Vibrato¶

Parameter	ID	Type	Default	Range
Vibrato Preserve	`vibrato_preserve`	Float	0.20 (20%)	0 – 1 (0–100%)

Deprecated (kept for preset compatibility)¶

Parameter	ID	Type	Default	Notes
FlexTune	`flex_tune`	Float	0.0 (off)	Deadband around target note (0–100 cents). DEPRECATED 2026-07-24 – DSP disabled.
Humanize	`humanize`	Float	10.0	Random pitch fluctuations (0–50 cents). Still active.
Attack-Aware	`attack_aware`	Bool	false (off)	DEPRECATED 2026-07-24 – DSP disabled.
Attack Release	`attack_release`	Float	60.0 ms	DEPRECATED 2026-07-24 – DSP disabled.

MIDI¶

Parameter	ID	Type	Default	Notes
MIDI Out Enable	`midi_out_enable`	Bool	true (plugin), false (standalone)
MIDI Target Enable	`midi_target_enable`	Bool	false	External MIDI drives pitch target

UI / Editor¶

Parameter	ID	Type	Default	Range
UI Theme	`ui_theme`	Int	0 (Dark)	0=Dark, 1=Light
UI Language	`ui_language`	Int	0 (English)	0=EN, 1=FR, 2=DE, 3=ES, 4=JA, 5=ZH
Show Waveform	`ui_show_waveform`	Int	1 (On)	0=Off, 1=On
Waveform Display Type	`ui_waveform_type`	Int	2 (Spectral)	0=Line, 1=Mirror, 2=Spectral
Auto-Center Pitch	`ui_auto_center`	Int	0 (Off)	0=Off, 1=On
Visualizer Min Hz	`viz_fmin`	Float	50.0	16 – 2000 Hz
Visualizer Max Hz	`viz_fmax`	Float	1500.0	100 – 8372 Hz
Editor Measures	`editor_measures`	Int	4	1 – 32
Editor Playhead Loop	`editor_playhead_loop`	Bool	false
Auto Scroll	`auto_scroll`	Bool	true

Morph¶

Parameter	ID	Type	Default	Range
Morph Amount	`morph_amount`	Float	0.0	0 – 1

Debug¶

Parameter	ID	Type	Default	Notes
Debug Test Grain	`dbg_test_grain`	Bool	false	Internal test hook

Factory Presets (Curve Editor)¶

Preset	Notes	Type
default	Flat line at A3 (220 Hz)	Constant
robot_c3	Flat line at C3 (130.81 Hz)	Constant
robot_c4	Flat line at C4 (261.63 Hz)	Constant
spoken_male	Natural undulation around B2 (120 Hz)	Curved
spoken_female	Natural undulation around A3 (220 Hz)	Curved
bass	E2→G2→A2→C3 melody (4 notes)	Melodic
baritone	A2→C3→D3→F3 melody	Melodic
tenor	C3→D3→E3→G3 melody	Melodic
alto	F3→G3→A3→C4 melody	Melodic
mezzo	A3→B3→C4→E4 melody	Melodic
soprano	C4→D4→E4→G4 melody	Melodic

Plugin Presets (Factory)¶

Preset	Description
Default	True factory defaults (all parameters at default)
Natural Light	Subtle correction, transparent mode
Modern Pop	Fast correction, bright formant
Ballad Slow	Slow retarget, vibrato preserved
Electronic	Heavy correction, formant shift
Live Vocal	Balanced for live use
Podcast Speech	Optimized for spoken voice

(Plugin presets store only APVTS parameter state, never the pitch curve.)