Message-ID: <CAPtbhHwYUi+t6W04FqERKn6+Bt5Tq=2=bxS0GjukrUsLYJCaOQ@mail.gmail.com>
Date: 2013-01-14T16:26:20Z
From: Suzen, Mehmet
Subject: readJPEG function cannot open jpeg files
In-Reply-To: <CADzSX5d_8fPtsiPDpDQ9t63uFzrAv3M9DV4TRUKbpZgwSOzFsw@mail.gmail.com>
Similar issue with URLs:
> yesWeCan <- "http://upload.wikimedia.org/wikipedia/commons/9/9d/Barack_Obama.jpg"
> url(yesWeCan)
description
"http://upload.wikimedia.org/wikipedia/commons/9/9d/Barack_Obama.jpg"
class
"url"
mode
"r"
text
"text"
opened
"closed"
can read
"yes"
can write
"no"
> readJPEG(yesWeCan)
Error in readJPEG(yesWeCan) :
unable to open
http://upload.wikimedia.org/wikipedia/commons/9/9d/Barack_Obama.jpg
On 14 January 2013 14:57, Yi Yuan <lambandme at gmail.com> wrote:
> I installed jpeg package and tried to use
>
> kim<-readJPEG("kim.jpeg") to read in a jpeg file, but R gave me an error:
> Error in readJPEG("kim.jpeg") : unable to open kim.jpeg
>
> I already put "kim.jpeg" in Rstudio's default working directory: "E:\home
> work\Rstudio". So I don't think it's a problem caused by omitting the file's
> path. But I tried with the full path version just in case and still got the
> "unable to open" error:
>
> kim<-readJPEG("E:\\ home work\\Rstudio\\kim.jpeg")
> Error in readJPEG("E:\\ home work\\Rstudio\\kim.jpeg") :
> unable to open E:\ home work\Rstudio\kim.jpeg
>
> So now I really don't know what is wrong.
>
> [[alternative HTML version deleted]]
>
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