Quefrency
Cepstral formant and harmonic shifter: the input is separated through the cepstrum into a formant envelope and a harmonic structure, shifted and reshaped independently, and multiplied back together. Latency is 2047 frames at 50 kHz and below, 4095 above, and is reported to the host.
| Homepage | https://danja.github.io/downspout/plugins/quefrency/ |
|---|---|
| Vendor | danja |
| Formats | VST3 |
| Roles | AudioEffectPlugin |
| Accepts | Audio, MIDI |
| Produces | Audio |
| Platforms | Windows, macOS, Linux |
| Price | free |
| Source | open source |
| Licence | MIT |
| Also known as | http://purl.org/stuff/transmissions/plugins/downspout/quefrency |
| Parameters | 11: Formant shift, Formant depth, Formant tilt, Pitch shift, Pitch fine, Freq shift, Harmonic depth, Lifter, Estimator, Mix, Output |
| Caution | Transients smear when pitch or frequency shift is set, as with any phase vocoder. Lifter must sit below the shortest pitch period or harmonics leak into the envelope. A controller's value is not shown on the panel and is not saved; it holds until the host's own value for that parameter next changes. |
| IRI | http://purl.org/stuff/plugin-universe/plugin/quefrency-fce4c98e |
About this plugin
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Provenance
Harvested from downspout, whose metadata is CC0-1.0 . https://github.com/danja/downspout
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