[R] Jpg files in R

Henrique Dallazuanna wwwhsd at gmail.com
Mon Aug 25 22:15:26 CEST 2008


Right Barry, I forget.

Thanks

On Mon, Aug 25, 2008 at 4:51 PM, Barry Rowlingson
<b.rowlingson at lancaster.ac.uk> wrote:
> 2008/8/25 Henrique Dallazuanna <wwwhsd at gmail.com>:
>> Is there the rimage package:
>>
>>
>> if(!require(rimage))install.packages("rimage")
>> x <- read.jpeg(system.file("data", "cat.jpg", package="rimage"))
>
>  Nice, but if the require() fails and the package installs via
> install.packages, you still have to do the require() (or 'library()'),
> so you need something like:
>
>  if(!require(rimage)){ install.packages("rimage") ; require(rimage) }
>
> maybe we need a requireOrGet() function that goes and gets it from
> CRAN if it can't find it :)
>
> Barry
>



-- 
Henrique Dallazuanna
Curitiba-Paraná-Brasil
25° 25' 40" S 49° 16' 22" O



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