https://github.com/cran/tuneR
Tip revision: 9eca3274b33bf9ada5a67dd452bb5726627067d1 authored by Uwe Ligges on 04 February 2009, 00:00:00 UTC
version 0.2-14
version 0.2-14
Tip revision: 9eca327
play.R
setGeneric("play",
function(object, player, ...) standardGeneric("play"))
setMethod("play", signature(object = "character", player = "ANY"),
function(object, player, ...){
if(missing(player)){
player <- getWavPlayer()
if(.Platform$OS.type == "windows" && is.null(player)){
player <- "c:/Program Files/Windows Media Player/wmplayer.exe"
if(!file.exists(player)){
player <- "mplay32"
if(missing(...))
player <- paste(player, "/play /close")
}
else player <- shQuote(player)
}
}
shell(paste('"', paste(player, ..., shQuote(object)), '"', sep=""))
})
setMethod("play", signature(object = "Wave", player = "ANY"),
function(object, player, ...){
filename <- "tuneRtemp.wav"
wd <- getwd()
setwd(tempdir())
on.exit({unlink(filename); setwd(wd)})
writeWave(object, filename)
play(file.path(tempdir(), filename), player, ...)
})