[GRASSLIST:1025] Re: [GRASS5] several questions on imagery commands

[Markus Neteler]

On Mon, Aug 25, 2003 at 04:39:10PM +0200, Moritz Lennert wrote:
> Hello all,
> 
> In the course of writing up a first draft of the chapter on image
> processing for the GRASS tutorial, I stumbled upon a few questions:
> 
> - Do people still use the i.tape.* commands ?

Maybe not. r.in.gdal does a good job on image data.
 
> - Is there any reason to use i.points and i.rectify instead of i.points3
> and i.rectify3 ?

Yes, i.points3 and i.rectify3 fail sometimes. These modules were never
finished and wait for a volunteer.
You may want to mention also i.vpoints.
 
> - Is there any significant difference between i.composite and r.composite ?

Already answered by Glynn. 

Markus