using Mapserver for on-the-fly raster data?

[Ryan Boyles]

Jeff,

You could store your model output as NetCDF, then allow the mapserver to 
  dynamically display a user specified variable, level, and time.

Ryan

Jeff de La Beaujardiere wrote:
> I have a set of huge raw binary datafiles containing output from
> someone's numerical simulation (6GB/file, 4files/day). Each file
> contains values for a variety of atmospheric quantities, each at 20
> timesteps, and some at multiple elevations. I would like to offer
> access to at least some of the quantities via WMS protocol using
> Mapserver.
> 
> The brute force way works: I can pre-generate PNG or GeoTIFF images of
> selected quantities, and then generate a mapfile that includes all the
> images. The obvious disadvantage is that I will have many files laying
> around whether they ever get used or not.
> 
> I would like a more elegant approach, wherein Mapserver's WMS service
> metadata can advertise what quantities are available, but the data are
> extracted from the 6GB model file only upon request. Is it possible to
> do something like this? I see a few mentions of database connections
> in the Mapserver documentation but must admit that I am somewhat
> mystified.
> 
> Thanks for any help,
> Jeff DLB
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