comp.lang.idl-pvwave archive: archive » Re: Creating a GIF file from a graphics window in IDL

Home » Public Forums » archive » Re: Creating a GIF file from a graphics window in IDL

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

Re: Creating a GIF file from a graphics window in IDL [message #20381]

Wed, 21 June 2000 00:00

Liam E. Gumley
Messages: 378
Registered: January 2000

Senior Member

Michael W Asten wrote:
>
> Liam Gumley wrote:
>
>> <ykadkh1@uic.edu> wrote in message news:394EA050.1C70A2DB@uic.edu...
>>> I was wondering if anyone knows how to write a GIF or JPEG file in IDL
>>> using the image that appears in a window. Otherwise, it would also be
>>> helpful If there was a way to create an array from the window's
>>> contents. Thank you.
>>
>> Try SAVEIMAGE:
>> http://cimss.ssec.wisc.edu/~gumley/imagetools.html
>
> Or (with less sophisication) use the native idl commands
> write_gif,filename.gif,tvrd()
> write_jpeg,filename.jpg,tvrd()
>
> I regularly use these from the idl command line (or within a program) to
> grab an image and then insert the resulting "picture file" into a WORD
> report or powerpoint presentation.

WRITE_GIF in combination with TVRD will only work reliably in 8-bit
display mode, while WRITE_JPEG in combination with TVRD will only work
reliably in 24-bit display mode. This is why I wrote SAVEIMAGE: it works
reliably in either 8-bit or 24-bit mode.

Cheers,
Liam.
http://cimss.ssec.wisc.edu/~gumley

Report message to a moderator

[Message index]

		Re: Creating a GIF file from a graphics window in IDL By: Liam E. Gumley on Wed, 21 June 2000 00:00
		Re: Creating a GIF file from a graphics window in IDL By: Michael Asten on Wed, 21 June 2000 00:00
		Re: Creating a GIF file from a graphics window in IDL By: Liam E. Gumley on Mon, 19 June 2000 00:00

Previous Topic:	Re: multi conditional for loops
Next Topic:	Re: exporting data

-=] Back to Top [=-

[ Syndicate this forum (XML) ] [

] [

]

Current Time: Sun Nov 30 17:21:19 PST 2025

Total time taken to generate the page: 0.47769 seconds