Re: modifying resolution in NCL-produced PNG output

Hi Gary,
Assuming you are using the gsn interface try this:

     wks_type = "png"
     wks_type_at_wkWidth = 900 # or whatever
     wks_type_at_wkHeight = 900
     wks =gsn_open_wks(wks_type,"output_file_prefix")

On Aug 16, 2008, at 8:53 AM, Gerry Creager wrote:

> Good Morning, Dennis,
>
> If I do that, then I might as well go through the older method of
> creating PS and then converting. I was trying to create a web-
> ready graphic directly.
>
> I'm not pleased with the various undocumented changes in
> ImageMagick I've already had to work though for other processes
> where I already have to use "convert" to go to user-mandated
> formats for some web services. A bad release (like 2.3.0 recently)
> can cause me days of grief.
>
> If there's a way to change resolution within NCL that'd be
> wonderful. If not, I'll fall back to "convert" and be quiet again!
>
> Thanks, Gerry
>
> Dennis Shea wrote:
>> GC .... Could you not use "convert"?
>> system("convert -density ... foo.png FOO.png")
>> Gerry Creager wrote:
>>> All,
>>>
>>> I've been googling for an answer but the most informative I've
>>> I've found involves PyNCL which I'm not using.
>>>
>>> NCL has a bit of functionality to natively create PNGs. I need
>>> to see if there's a way to change their resolution. I can't find
>>> one so far.
>>>
>>> If there's a pointer, I'd appreciate it!
>>>
>>> Thanks. Gerry
>
> --
> Gerry Creager -- gerry.creager_at_tamu.edu
> Texas Mesonet -- AATLT, Texas A&M University
> Cell: 979.229.5301 Office: 979.458.4020 FAX: 979.862.3983
> Office: 1700 Research Parkway Ste 160, TAMU, College Station, TX 77843
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Received on Sun Aug 17 2008 - 15:00:03 MDT