seewave (version 1.4.5)

addsilw: Add or insert a silence section

Description

Add or insert a silence section to a time wave.

Usage

addsilw(wave, f, at = "middle", d = FALSE, plot = FALSE, Sample = FALSE,...)

Arguments

wave

data describing a time wave or a Sample object generated loading a wav file with loadSample (package sound).

f

sampling frequency of wave (in Hz). Does not need to be specified if wave is a Sample object.

at

position where to add the silence section (in s). Can be also specified as "start", "middle" or "end".

d

duration of the silence section to add (in s).

plot

logical, if TRUE returns an oscillographic plot of wave with the new silence section (by default TRUE).

Sample

if TRUE and plot is FALSE returns an object of class Sample

...

other oscillo graphical parameters.

Value

• If plot is FALSE, a new wave is returned as a one-column matrix or as a Sample object if Sample is TRUE.

See Also

oscillo, cutw, pastew, deletew, revw, mute

Examples

data(tico)
addsilw(tico,f=22050,d=0.2)
addsilw(tico,f=22050,at="end",d=0.5)
addsilw(tico,f=22050,at=0.33,d=0.46)