Re: [R] package ReadImages

2013-02-25 Thread Uwe Ligges
, 2013 5:54 PM To: PIKAL Petr Cc: r-help Subject: Re: [R] package ReadImages For some of the fancier transforms it may be easier to use an outside tool such as Imagemagick which will do a lot of these things. There is even a C++ interface to imagemagick that may work nicely with packages like

Re: [R] package ReadImages

2013-02-24 Thread PIKAL Petr
suggested options. Regards Petr From: Greg Snow [mailto:538...@gmail.com] Sent: Friday, February 22, 2013 5:54 PM To: PIKAL Petr Cc: r-help Subject: Re: [R] package ReadImages For some of the fancier transforms it may be easier to use an outside tool such as Imagemagick which will do a lot

Re: [R] package ReadImages

2013-02-22 Thread PIKAL Petr
Hi -Original Message- From: r-help-boun...@r-project.org [mailto:r-help-bounces@r- project.org] On Behalf Of Prof Brian Ripley Sent: Friday, February 22, 2013 8:17 AM To: r-help@r-project.org Subject: Re: [R] package ReadImages On 22/02/2013 05:44, Greg Snow wrote: Some

Re: [R] package ReadImages

2013-02-22 Thread PIKAL Petr
simple, without direct possibility to transform from rgb to grayscale and normalisation. Anyway, I will give it a try. Petr From: Greg Snow [mailto:538...@gmail.com] Sent: Friday, February 22, 2013 6:45 AM To: PIKAL Petr Cc: r-help Subject: Re: [R] package ReadImages Some possibilities

Re: [R] package ReadImages

2013-02-22 Thread Greg Snow
will give it a try. ** ** Petr ** ** *From:* Greg Snow [mailto:538...@gmail.com] *Sent:* Friday, February 22, 2013 6:45 AM *To:* PIKAL Petr *Cc:* r-help *Subject:* Re: [R] package ReadImages ** ** Some possibilities: The EBImage package on Bioconductor; the jpeg and png

Re: [R] package ReadImages

2013-02-22 Thread John
Petr, Another program that may be useful is ImageJ which has a great many useful analytic plugins. The program is written in Java and it supports a good many different image file formats. You should also be able to use Octave to normalize an image. JWDougherty

[R] package ReadImages

2013-02-21 Thread PIKAL Petr
Dear all I prepared some image processing routine which depended on package ReadImages. Basically I imported image to R, changed rgb to grayscale, normalised an image made some selections and changed to image by imagematrix. Recently I learned that this package was removed from CRAN and can

Re: [R] package ReadImages

2013-02-21 Thread Greg Snow
Some possibilities: The EBImage package on Bioconductor; the jpeg and png packages read jpeg and png images. On Thu, Feb 21, 2013 at 8:26 AM, PIKAL Petr petr.pi...@precheza.cz wrote: Dear all I prepared some image processing routine which depended on package ReadImages. Basically I

Re: [R] package ReadImages

2013-02-21 Thread Prof Brian Ripley
On 22/02/2013 05:44, Greg Snow wrote: Some possibilities: The EBImage package on Bioconductor; the jpeg and png packages read jpeg and png images. Almost everyone using ReadImages was using it to read TIFF images, which package tiff can do. See the 'Data Import/Export Manual',