Re: [R] adimpro package : R does not seem to find my ImageMagick installation

From: Prof Brian Ripley <>
Date: Wed, 19 Mar 2008 16:01:50 +0000 (GMT)

On Wed, 19 Mar 2008, Olivier ETERRADOSSI wrote:

> Dear list,
> (sorry if I post to the wrong place...),
> Though having spent some time on it, I cannot find an answer by myself
> to the following behaviour of the read.image function (adimpro package) :
> I'm running R.2.6.2 on Windows XP. The home directory is C:\Program
> files\R\R-2.6.2
> Version 0.4.4 of adimpro is loaded.
> ImageMagick 6.3.0 is installed, its directory is C:\Program
> files\ImageMagick-6.3.0-Q16
> When using function read.image in adimpro, extensions"tif", "tiff",
> "png" .. and so on are not recognized, as seems to say the following
> error message :
>> Error in read.image(file = "JFtiff.tiff") :
>> cannot find JFtiff.ppm
> In my understanding, this means that adimpro behaves as if ImageMagick
> was not installed, as the manual says :
>> If ImageMagick is not available only "pgm", "ppm" and "pnm" formats
>> can be processed
> What am I misunderstanding or doing wrong ? (perhaps wrong location of
> ImageMagick or wrong version...?)

Is it (or its bin directory, if it has one) in your PATH? Being installed is not enough ....

Brian D. Ripley,        
Professor of Applied Statistics,
University of Oxford,             Tel:  +44 1865 272861 (self)
1 South Parks Road,                     +44 1865 272866 (PA)
Oxford OX1 3TG, UK                Fax:  +44 1865 272595

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Received on Wed 19 Mar 2008 - 16:04:54 GMT

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