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Re: why does the output jpeg look not as good as shown on screen? [message #49771 is a reply to message #49767]

Mon, 14 August 2006 16:12

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

ltsmktip21@gmail.com writes:

> Using the following commands:
>
> tvimage,imageout,position=[0,0,1,1]
> a=tvrd(true=3)
> write_jpeg,'out.jpg',a,true=3
>
> when I use kuickshow to display the image, the saved image is not as
> clear as it is shown in the IDL plot winodw, it is kind of blurring and
> dimmer. Can one make a jpeg file which is identical to the one shown in
> the IDL plot window?

You could try setting QUALITY=100 on the WRITE_JPEG
command and eliminate any JPEG compression.

Cheers,

David
--
David Fanning, Ph.D.
Fanning Software Consulting, Inc.
Coyote's Guide to IDL Programming: http://www.dfanning.com/

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[Message index]

		Re: why does the output jpeg look not as good as shown on screen? By: Maarten[1] on Mon, 14 August 2006 23:59
		Re: why does the output jpeg look not as good as shown on screen? By: David Fanning on Mon, 14 August 2006 16:12
		Re: why does the output jpeg look not as good as shown on screen? By: Benjamin Hornberger on Mon, 14 August 2006 16:09

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