So that's what I'll do. I let you know if I'm successful. Thank you so much. Have a nice day.
Nicolas > -----Original Message----- > From: Michael Barton [mailto:[EMAIL PROTECTED] > Sent: Tuesday, March 04, 2008 7:59 PM > To: Nicolas MERLET > Cc: [email protected] > Subject: Re: [GRASS-dev] image rectification from command line only ? > > I don't know of any documentation for this. I guess just look at > existing examples. Perhaps make a test case and rectify them in. > That's what I did when working out the format for the GUI > versions of > this. You'll have to make a group and put the file into the group > folder. > > Michael > ______________________________ > Michael Barton, Professor > Professor of Anthropology > Director of Graduate Studies > School of Human Diversity & Social Change > Center for Social Dynamics & Complexity > Arizona State University > Tempe, AZ 85287-2402 > USA > > voice: 480-965-6262; fax: 480-965-7671 > www: http://www.public.asu.edu/~cmbarton > > On Mar 4, 2008, at 11:32 AM, Nicolas MERLET wrote: > > > > > > >> -----Original Message----- > >> From: [EMAIL PROTECTED] > >> [mailto:[EMAIL PROTECTED] On Behalf Of Michael > >> Barton > >> Sent: Tuesday, March 04, 2008 6:38 PM > >> To: [email protected] > >> Subject: Re: [GRASS-dev] image rectification from command > line only ? > >> > >> > >> > >> On Mar 4, 2008, at 10:00 AM, > [EMAIL PROTECTED] wrote: > >> > >>> Date: Tue, 4 Mar 2008 17:04:27 +0100 > >>> From: "Nicolas MERLET" <[EMAIL PROTECTED]> > >>> Subject: [GRASS-dev] image rectification from command line only ? > >>> To: <[email protected]> > >>> Message-ID: <[EMAIL PROTECTED]> > >>> Content-Type: text/plain; charset="us-ascii" > >>> > >>> > >>> hi all, > >>> > >>> i need to rectify an image automatically (i assume using > >> i.points and > >>> i.rectify). as far as i've been able to see, i.points is to use in > >>> graphical > >>> monitor mode ? so does anyone know how to use it from the command > >>> line (and > >>> only from the command line) ? > >>> > >>> thanks for helping... > >>> > >>> nicolas > >> > >> i.points lets a user interactively set ground control points (GCPs) > >> for an unrectified image, using a rectified image. This particular > >> process cannot be automated since it is interactive by definition. > >> > >> However, if you already know the ground coordinates of a set of xy > >> points for an image, you can build a POINTS file and i.rectify will > >> georectify the image from the command line. > >> > >> Michael > >> > > > > that would be enough as my GCP are pre-calculated. however > i haven't > > found > > any documentation about the POINTS files structure. where > can i find > > it ? (i > > just have http://grass.itc.it/gdp/html_grass63/i.rectify.html) > > > > moreover, assuming we use i.rectify there's no paramater to give > > points, so > > i suppose i just have to copy my POINT file in my image > group so that > > i.rectify will be able to find it ? > > > > again, thank you very much for helping ! > > > > Nicolas > > > > > > > > > > > > > > _______________________________________________ grass-dev mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/grass-dev
