morphList: Morph lists
In tatters/soundgen_beta: Parametric Voice Synthesis

Description Usage Arguments Value Examples

Internal soundgen function.

1	morphList(l1, l2, nMorphs = 5)

`l1, l2`	lists of formants (various lengths are ok)
`nMorphs`	length of morphing sequence

A list of length nMorphs.

l1 = list(f1 = data.frame(time = c(0, .5, 1),
                          freq = c(700, 900, 1200),
                          amp = c(30), width = c(80)),
          f2 = data.frame(time = c(0),
                          freq = c(900),
                          amp = c(30),
                          width = c(120)),
          f3 = data.frame(time = c(0),
                          freq = c(1500),
                          amp = c(20),
                          width = c(150)))
l2 = list(f1 = data.frame(time = c(0),
                          freq = c(400),
                          amp = c(40),
                          width = c(120)),
          f2 = data.frame(time = c(0, 1),
                          freq = c(1500, 2000),
                          amp = c(30),
                          width = c(150)))
ml = soundgen:::morphList(l1, l2, 4)