Number of bars to hold the latched value, including the trigger bar. Must be >= 1.
Value returned when no hold is active and the input is zero. May be finite or NaN.
https://screamer.readthedocs.io/en/latest/ for the Python reference and full details.
Time-latch operator. Latches a nonzero finite input and holds it for n bars; returns the release value once the hold expires.