[Rd] tcltk image reading problem (on a mac?): [tcl] encountered an unsupported criticial chunk type "eXIf"
rwo|d|ord @end|ng |rom uw@ter|oo@c@
Fri Jun 12 00:43:07 CEST 2020
I seem to be picking up
I should have noted that.
Use to work for me too in Mojave.
I have the sneaky feeling that Catalina is the problem.
R. W. Oldford
From: Peter Dalgaard <pdalgd using gmail.com>
Sent: Thursday, June 11, 2020 5:56:15 PM
To: Wayne Oldford <rwoldford using uwaterloo.ca>
Cc: r-devel using r-project.org <r-devel using r-project.org>
Subject: Re: [Rd] tcltk image reading problem (on a mac?): [tcl] encountered an unsupported criticial chunk type "eXIf"
Happy enough for me on Mojave.
On the off chance that you are picking up an old Tcl, do you see this?
> On 11 Jun 2020, at 23:04 , Wayne Oldford <rwoldford using uwaterloo.ca> wrote:
> Hello everyone
> I am not sure when this appeared
> (sometime post R 3.5.0 and after I switched to Mac OS Catalina).
> I do not think it happens on all platforms (e.g. seems to work on windows).
> But it seems that
> no longer works on a Mac for all png files.
> (It does work for *some* old png files I have on disk but I have not been able to determine what is different about the ones that work)
> Any help would be appreciated.
> - Wayne
> R.W. Oldford
>> fname <- "Rplot.png"
>> png(filename = fname, width = 500, height = 500)
>> tkimage.create("photo", file = fname)
> Error in structure(.External(.C_dotTclObjv, objv), class = "tclObj") :
> [tcl] encountered an unsupported criticial chunk type "eXIf".
> platform x86_64-apple-darwin17.0
> arch x86_64
> os darwin17.0
> system x86_64, darwin17.0
> major 4
> minor 0.0
> year 2020
> month 04
> day 24
> svn rev 78286
> language R
> version.string R version 4.0.0 (2020-04-24)
> nickname Arbor Day
> macOS Catalina V 10.15.5
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> R-devel using r-project.org mailing list
Peter Dalgaard, Professor,
Center for Statistics, Copenhagen Business School
Solbjerg Plads 3, 2000 Frederiksberg, Denmark
Office: A 4.23
Email: pd.mes using cbs.dk Priv: PDalgd using gmail.com
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