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DGN file conversion via MDL

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Rajiv Muradia

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Aug 21, 1995, 3:00:00 AM8/21/95
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Has anyone written a MDL application to convert DGN files to GIF format and
also to scale it in batch mode? I am trying to convert a number of DGN files
into GIF through a batch process. Any help would be much appreciated.

Rajiv


--
..................................................................
. Rajiv Muradia, Bell Northern Research, Ottawa, ONT, CANADA .
. Internet: mur...@bnr.ca .
..................................................................

and...@ccc.govt.nz

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Aug 28, 1995, 3:00:00 AM8/28/95
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In article <41a47r$b...@bcarh8ab.bnr.ca>, rmur...@bcarh5ce.bnr.ca (Rajiv Muradia) writes:
> Has anyone written a MDL application to convert DGN files to GIF format and
> also to scale it in batch mode? I am trying to convert a number of DGN files
> into GIF through a batch process. Any help would be much appreciated.

If you really want to write one, your best bet is probably to get hold
of the code for a Microstation plotter driver for a raster output
device and modify it to write a GIF instead. I know the GIF format is
available out there somewhere. I've written a GIF converter before,
and I remember getting the code to convert some other raster format to
GIF.

Another alternative is to wait for Microstation 5.5. From what I can
gather, you should be able to use that in batch ( offline ) mode to
create plot files. Once you've done that, you may be able to find a
filter that can convert, say, a Postscript file to a GIF. I've been
looking for something like this myself, so if anyone can point me in
the right direction I'd appreciate it.

Can anyone from Bentley confirm that Mstn 5.5 will allow one to create
plot files in batch mode ? If so, what are the details ?

Rajiv, I presume you ( and others, including me ) are asking about
this so you can use Microstation with a Web server application to
generate GIFs for a geographic Web interface. I know a number of
others in the GIS world are experimenting with this. Come on, Bentley,
don't get left behind in the rush. Here's a golden opportunity to lead
the way in this area. There must be a *lot* of Microstation users out
there in the local government and public utility business who would
love to be able to provide maps and plans via a Web interface. What
can you offer us ?

Cheers, Andrew.

-------------------------------------------------------------------------------
Andrew Groom Phone: (03) 3711 862
GIS Business Analyst, MIS Fax: (03) 3711 789
Christchurch City Council Email: and...@ccc.govt.nz
P.O. Box 237, Christchurch, NEW ZEALAND
-------------------------------------------------------------------------------

Jeff Clough

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Aug 29, 1995, 3:00:00 AM8/29/95
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and...@ccc.govt.nz wrote:

Why don't you simply do a screen capture or Save image as...
This will get you a GIF image of very good quality. This is what I used
for our GIS homepage and the results are more than acceptable.

Try it out,

Jeff Clough
Geoprocessing Analyst
GIS Support Section
Resource Data Division
Environmental Protection Dept.
Government of Alberta


Rajiv Muradia

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Aug 30, 1995, 3:00:00 AM8/30/95
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In article <41v8l2$b...@nntp.gov.ab.ca>, clo...@lisd.env.gov.ab.ca (Jeff Clough) writes:
|> and...@ccc.govt.nz wrote:
|> : In article <41a47r$b...@bcarh8ab.bnr.ca>, rmur...@bcarh5ce.bnr.ca (Rajiv Muradia) writes:
|> : > Has anyone written a MDL application to convert DGN files to GIF format and
|> : > also to scale it in batch mode? I am trying to convert a number of DGN files
|> : > into GIF through a batch process. Any help would be much appreciated.
|>
|>
|> Why don't you simply do a screen capture or Save image as...
|> This will get you a GIF image of very good quality. This is what I used
|> for our GIS homepage and the results are more than acceptable.
|>
|> Try it out,
|>
|> Jeff Clough
|> Geoprocessing Analyst
|> GIS Support Section
|> Resource Data Division
|> Environmental Protection Dept.
|> Government of Alberta
|>

That is exactly what I am currently doing (it is very time consuming) but what
I require is a batch routine written in MDL to convert about 100 DGN files
to GIF nightly that could be viewed via WWW.

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