comp.lang.idl-pvwave archive: archive » Re: Get X and Y (sample,line) of an ENVI ROI

Home » Public Forums » archive » Re: Get X and Y (sample,line) of an ENVI ROI

Show: Today's Messages :: Show Polls :: Message Navigator
E-mail to friend

Re: Get X and Y (sample,line) of an ENVI ROI [message #43171]

Mon, 21 March 2005 01:11

enod
Messages: 41
Registered: November 2004

Member

I think the following ENVI function can satisfiy your needs.

ENVI_GET_ROI : Returns ROI pixel addresses as 1-D subscripts

*Note: The coordinates are in pixel and have nothing to do with
geographic information.

Tian.

envi35@yahoo.ca wrote:
> Hi There,
> I want to do some math calculation with the coordinates associated
with
> an ENVI ROI file, the (x,y) or (sample,line). I googled this
wonderful
> group and learned how to open an ENVI ROI and get its index. I guess
> there is another function to read the coordinates of the ROI, maybe
> quite straight forward, but I'm new with both IDL and ENVI batch
> processing, can't figure out how. Could you give me a hand upon this?
>
> Thanks, Jenny

Report message to a moderator

Previous Topic:	Modal dialog - returning values
Next Topic:	Converting INT to STRING out of space...

-=] Back to Top [=-

[ Syndicate this forum (XML) ] [

] [

]

Current Time: Sat Oct 25 06:40:10 PDT 2025

Total time taken to generate the page: 4.15939 seconds