[gdal-dev] Reading DNC nautical charts

[Stephen Woodbridge]

It looks like the DNC you are looking at are in Vector Product Format, 
so google "gdal vpf" and you will get some links that might help with that.

-Steve

On 11/22/2015 4:06 AM, Hans Rijsdijk wrote:
> Hi,
>
> Here is a link:
> https://www.nga.mil/ProductsServices/NauticalHydrographicBathymetricProduct/Pages/DigitalNauticalChart.aspx
>
> I have also attached 2 of the charts.
>
> Hope this is useful.
>
> Cheers
>
> Hans
>
>
> *From: *Nicolas Cadieux
> *Sent: *Sunday, 22 November 2015 4:49 PM
> *To: *Hans Rijsdijk
> *Cc: *gdal-dev at lists.osgeo.org
> *Subject: *Re: [gdal-dev] Reading DNC nautical charts
>
> Hi,
>
> If you have a link to the charts, I could look at it and see the format
> and see if they are georeferenced (if coordinates like longitude and
> latitudes is included in the image file).  They should be.  If so, I
> would recommend you use a GIS software like QGIS to visualise the maps
> and manipulate the map.  QGIS has plugins that will permit you to plug
> in a GPS and to track the movement for navigation.
>
> QGIS uses the GDAL library to open, save and manipulate maps images
> (rasters)  and point, line and polygons (vector data) so you get all the
> power of GDAL and a user friendly interface.
>
> Nicolas Cadieux M.Sc.
>
> Les Entreprises Archéotec inc.
>
> 8548, rue Saint-Denis Montréal H2P 2H2
>
> Téléphone: 514.381.5112  Fax: 514.381.4995
>
> www.archeotec.ca
>
> On Nov 20, 2015 4:13 PM, Hans Rijsdijk <hrijsdijk at gmail.com> wrote:
>
>  >
>
>  > Can anyone advise if DNC nautical charts can be used on the gdal
> software and, if so even better with a gps? In other words for navigation.
>
>  > I am not familiar with gdal software so a 'fatherly' response will be
> greatly appreciated.
>
>  >
>
>  > Cheers
>
>  >
>
>  > Hans
>
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