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[IDV #CUC-588449]: load satellite image with ISL from ADDE server

> Is there a trick to installing mcidas as a client?  Everything that I
> tried required root privileges.
> 

Don't know much about the mcidas, you can send the support request to 
address@hidden.


Yuan
> 
> 
> On 01/04/2011 04:12 PM, Unidata IDV Support wrote:
> >> I just talked with Yuan, who might be interested in this message from
> >> Russ Dengel at ssec.wisc.edu concerning downloading one image at a time.
> >>
> >>
> > Hi David,
> >
> >         After chatting with you and better understand your problem, I will 
> > say there is no way to do this at present that I know of. What you want is 
> > requesting the ADDE server with date/time stamp and get a return of a list 
> > of images, and then send another set of requests to the server to download 
> > the individual image of the list. This is no the feature can be performed 
> > by the IDV. It would require some new APIs added to the IDV to go around 
> > those interactive steps in current IDV designs. As I know, the only client 
> > can do it is McIDAS-X, and you don't need the root to install it if you 
> > only want to run it as a client. It may be worth to think about it.
> >
> >
> > Yuan
> >> On 01/03/2011 05:22 PM, Unidata IDV Support wrote:
> >>> Hi David,
> >>>
> >>> I am sorry you had to spend so much time manually downloading the data. I 
> >>> am trying to get a high level picture of your objective.
> >>>
> >>> Broadly speaking, you are trying to get image data from an ADDE server 
> >>> programmatically. Correct? You are trying to use the IDV for this task, 
> >>> but it does not have to be the IDV. Correct?
> >>>
> >>> If my assumptions are correct, have you tried using a general purpose 
> >>> programming language like Python to retrieve the image data?
> >>>
> >>> Thanks.
> >>>
> >>> -Julien
> >>>
> >>>
> >>>> Hi Julien ,
> >>>> It doesn't have to be ISL - I'm looking for anything that can help me
> >>>> download half-hourly satellite images from an ADDE server.  I have to do
> >>>> it for about 45 days.  Over the holidays I bit the bullet and punched it
> >>>> in manually with IDV's satellite data chooser.  But it took over 2 days
> >>>> and I found inconsistencies with how I did it.  Plus, I would like to do
> >>>> the same thing for the visible band and other IR bands.  But that would
> >>>> triple the work.  Jython is fine.  But I wasn't able to find any
> >>>> examples of how to request a satellite image.
> >>>> Any ideas?   :)
> >>>>
> >>>> dave
> >>>>
> >>>>
> >>>>
> >>>> On 01/03/2011 11:50 AM, Unidata IDV Support wrote:
> >>>>> Hi David.
> >>>>>
> >>>>> The problem is that the scriptability of the ISL is fairly limited, as 
> >>>>> far as I can tell. In your use case you are requiring greater 
> >>>>> programmatic control which I am not sure the ISL can offer you.
> >>>>>
> >>>>> You may also want to take a look a Jython support within the IDV. 
> >>>>> Jython is a complete programming language that will allow for the sort 
> >>>>> programability that you may be looking for.
> >>>>>
> >>>>>
> >>>>> -Julien
> >>>>>
> >>>>>> Hi Julien - As a follow up,
> >>>>>> Here's my next email from Russ (address@hidden) about IDV and
> >>>>>> McIDAS.  Apparently their image servers can only serve one image at a
> >>>>>> time.  One must query the adde server for a list of images and then
> >>>>>> request each one individually.  I looked for an example of how to do
> >>>>>> this in ISL, but came up short.
> >>>>>>
> >>>>>> According to various documentation I found online, there are 2 types of
> >>>>>> requests: ADIR and AGET.  ADIR lists the images and AGET gets one.  I
> >>>>>> probably need to use ADIR first, then AGET, but I how to do it in ISL? 
> >>>>>> I
> >>>>>> can't find any examples .
> >>>>>>
> >>>>>> --Dave
> >>>>>>
> >>>>>>
> >>>>>> David,
> >>>>>>
> >>>>>> Sorry about the delay in answering. I was trying to find
> >>>>>> someone that knows the correct format for an IDV transaction
> >>>>>> request. In "normal" McIDAS command line syntax the command would
> >>>>>> look something like this.
> >>>>>>
> >>>>>> IMGLIST AGOES13/NH.ALL DAY=2010229 TIME=9:15 11:15
> >>>>>>
> >>>>>> This command generates a LIST of images matching these
> >>>>>> constraints. You must then scan the list to request each image (1 at
> >>>>>> a time) to be fetched from the server. Unfortunately, the ADDE image
> >>>>>> servers can only return 1 image per request.
> >>>>>>
> >>>>>> Russ
> >>>>>>
> >>>>>>
> >>>>>>
> >>>>>>
> >>>>>> On 12/28/2010 01:56 PM, Unidata IDV Support wrote:
> >>>>>>> There are a few different issues concerning parameterization of the 
> >>>>>>> time and time range:
> >>>>>>>
> >>>>>>> #1 Apparently, the adde protocol supports a "time" range. See here 
> >>>>>>> for documentation.
> >>>>>>>
> >>>>>>> http://www.ssec.wisc.edu/visad-docs/javadoc/edu/wisc/ssec/mcidas/adde/AddeImageURL.html
> >>>>>>>
> >>>>>>> However, I cannot get it to work. When I try to load the URL in the 
> >>>>>>> IDV, the image time stamp is always the end time in the time range 
> >>>>>>> which I find strange. Perhaps it would be worth pinging the ADDE 
> >>>>>>> team, and see what they think.
> >>>>>>>
> >>>>>>> At any rate, get this adde URL working in the IDV before trying it an 
> >>>>>>> ISL script.
> >>>>>>>
> >>>>>>> #2 You can also set a time property. See here for a template:
> >>>>>>>
> >>>>>>> http://www.unidata.ucar.edu/software/idv/docs/userguide/isl/datasource.isl
> >>>>>>>
> >>>>>>> However, setting a time property does not work either. The IDV does 
> >>>>>>> not support time ranges for the ADDE image server perhaps because of 
> >>>>>>> #1
> >>>>>>>
> >>>>>>> -Julien
> >>>>>>>
> >>>>>>>
> >>>>>>>
> >>>>>>>> Hi Julien,
> >>>>>>>> I think so.  I only can get it to download one image at a time even 
> >>>>>>>> if I
> >>>>>>>> specify a time range.  It always picks the last image in the time 
> >>>>>>>> range.
> >>>>>>>>
> >>>>>>>>
> >>>>>>>> dave
> >>>>>>>>
> >>>>>>>>
> >>>>>>>> On 12/27/2010 11:25 AM, Unidata IDV Support wrote:
> >>>>>>>>> Hi David.
> >>>>>>>>>
> >>>>>>>>> I am not sure this will answer your question, but have you looked 
> >>>>>>>>> how to specify time ranges:
> >>>>>>>>>
> >>>>>>>>> http://www.unidata.ucar.edu/software/idv/docs/userguide/isl/DataAndDisplays.html
> >>>>>>>>>
> >>>>>>>>> -Julien
> >>>>>>>>>
> >>>>>>>>>
> >>>>>>>>>
> >>>>>>>>>> Full Name: David ahijevych
> >>>>>>>>>> Email Address: address@hidden
> >>>>>>>>>> Organization: ncar
> >>>>>>>>>> Package Version:
> >>>>>>>>>> Operating System:
> >>>>>>>>>> Hardware:
> >>>>>>>>>> Description of problem: In the attached .isl file I try to load a 
> >>>>>>>>>> sequence of satellite images from an adde server. Instead of 
> >>>>>>>>>> grouping them so I can animate or save them locally as a single 
> >>>>>>>>>> entity, idv creates two separate data sources.  Can I download 
> >>>>>>>>>> them as a group? I would like to be able to animate them or save 
> >>>>>>>>>> them locally in one step. I tried using the times= tag 
> >>>>>>>>>> for<datasource>, but it only grabs the final time in the time 
> >>>>>>>>>> range.  I got the idea from searching the documentation and idv 
> >>>>>>>>>> support archives that the adde GET request can only grab 1 image 
> >>>>>>>>>> at a time.
> >>>>>>>>>>
> >>>>>>>>>>
> >>>>>>>>> Ticket Details
> >>>>>>>>> ===================
> >>>>>>>>> Ticket ID: CUC-588449
> >>>>>>>>> Department: Support IDV
> >>>>>>>>> Priority: Normal
> >>>>>>>>> Status: Closed
> >>>>>>>>>
> >>>>>>> Ticket Details
> >>>>>>> ===================
> >>>>>>> Ticket ID: CUC-588449
> >>>>>>> Department: Support IDV
> >>>>>>> Priority: Normal
> >>>>>>> Status: Closed
> >>>>>>>
> >>>>> Ticket Details
> >>>>> ===================
> >>>>> Ticket ID: CUC-588449
> >>>>> Department: Support IDV
> >>>>> Priority: Normal
> >>>>> Status: Closed
> >>>>>
> >>> Ticket Details
> >>> ===================
> >>> Ticket ID: CUC-588449
> >>> Department: Support IDV
> >>> Priority: Normal
> >>> Status: Closed
> >>>
> >>
> >>
> >
> > Ticket Details
> > ===================
> > Ticket ID: CUC-588449
> > Department: Support IDV
> > Priority: Normal
> > Status: Closed
> >
> 
> 


Ticket Details
===================
Ticket ID: CUC-588449
Department: Support IDV
Priority: Normal
Status: Closed