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repw

Repeat a time wave


Description

This function repeats a time wave

Usage

repw(wave, f, channel = 1, times = 2, join = FALSE, plot = FALSE, output= "matrix", ...)

Arguments

wave

an R object.

f

sampling frequency of wave (in Hz). Does not need to be specified if embedded in wave.

channel

channel of the R object, by default left channel (1).

times

a numeric of length 1 describing the number of times the wave has to be repeated.

join

if TRUE the last point of wave will be removed for smoothing junction between repetitions. See examples.

plot

logical, if TRUE plots the repeated time wave.

output

character string, the class of the object to return, either "matrix", "Wave", "Sample", "audioSample" or "ts".

...

other oscillo graphical parameters.

Value

If plot is FALSE, a new wave is returned. The class of the returned object is set with the argument output.

Author(s)

Jerome Sueur sueur@mnhn.fr

See Also

Examples

data(tico)
repw(tico,f=22050,plot=TRUE)
# use 'join' for smooth pasting
par(mfrow=c(2,1))
a <- synth(cf=50, f=400, d=0.1)
repw(a, f=400, plot=TRUE)
title(main="join is FALSE")
points(x=0.1, y=0, cex=2, col=2)
repw(a, f=400, join=TRUE, plot=TRUE)
title(main="join is TRUE")
points(x=0.1, y=0, cex=2, col=2)

seewave

Sound Analysis and Synthesis

v2.1.6
GPL (>= 2)
Authors
Jerome Sueur <sueur@mnhn.fr> [cre, au], Thierry Aubin [au], Caroline Simonis [au], Laurent Lellouch [main ctrb], Ethan C. Brown [ctrb], Marion Depraetere [ctrb], Camille Desjonqueres [ctrb], Francois Fabianek [ctrb], Amandine Gasc [ctrb], Eric Kasten [ctrb], Stefanie LaZerte [ctrb], Jonathan Lees [ctrb], Jean Marchal [ctrb], Andre Mikulec [ctrb], Sandrine Pavoine [ctrb], David Pinaud [ctrb], Alicia Stotz [ctrb], Luis J. Villanueva-Rivera [ctrb], Zev Ross [ctrb], Carl G. Witthoft [ctrb], Hristo Zhivomirov [ctrb].
Initial release
2020-06-28

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