<html xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40"><head><meta http-equiv=Content-Type content="text/html; charset=utf-8"><meta name=Generator content="Microsoft Word 15 (filtered medium)"><style><!--
/* Font Definitions */
@font-face
{font-family:"Cambria Math";
panose-1:2 4 5 3 5 4 6 3 2 4;}
@font-face
{font-family:Calibri;
panose-1:2 15 5 2 2 2 4 3 2 4;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{margin:0cm;
margin-bottom:.0001pt;
font-size:11.0pt;
font-family:"Calibri",sans-serif;}
a:link, span.MsoHyperlink
{mso-style-priority:99;
color:blue;
text-decoration:underline;}
a:visited, span.MsoHyperlinkFollowed
{mso-style-priority:99;
color:#954F72;
text-decoration:underline;}
p
{mso-style-priority:99;
margin:0cm;
margin-bottom:.0001pt;
font-size:11.0pt;
font-family:"Calibri",sans-serif;}
.MsoChpDefault
{mso-style-type:export-only;}
@page WordSection1
{size:612.0pt 792.0pt;
margin:72.0pt 72.0pt 72.0pt 72.0pt;}
div.WordSection1
{page:WordSection1;}
--></style></head><body lang=EN-AU link=blue vlink="#954F72"><div class=WordSection1><p>Hi,</p><p>Here is a link: <a href="https://www.nga.mil/ProductsServices/NauticalHydrographicBathymetricProduct/Pages/DigitalNauticalChart.aspx">https://www.nga.mil/ProductsServices/NauticalHydrographicBathymetricProduct/Pages/DigitalNauticalChart.aspx</a></p><p><o:p> </o:p></p><p>I have also attached 2 of the charts.</p><p><o:p> </o:p></p><p>Hope this is useful.</p><p><o:p> </o:p></p><p>Cheers</p><p><o:p> </o:p></p><p>Hans</p><p><o:p> </o:p></p><p><o:p> </o:p></p><p><o:p> </o:p></p><div style='mso-element:para-border-div;border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p style='border:none;padding:0cm'><br><b>From: </b>Nicolas Cadieux<br><b>Sent: </b>Sunday, 22 November 2015 4:49 PM<br><b>To: </b>Hans Rijsdijk<br><b>Cc: </b>gdal-dev@lists.osgeo.org<br><b>Subject: </b>Re: [gdal-dev] Reading DNC nautical charts</p></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span style='font-family:"Times New Roman",serif'><o:p> </o:p></span></p><p class=MsoNormal>Hi,</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>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.</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal> 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.</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Nicolas Cadieux M.Sc.</p><p class=MsoNormal>Les Entreprises Archéotec inc. </p><p class=MsoNormal>8548, rue Saint-Denis Montréal H2P 2H2</p><p class=MsoNormal>Téléphone: 514.381.5112 Fax: 514.381.4995</p><p class=MsoNormal>www.archeotec.ca</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>On Nov 20, 2015 4:13 PM, Hans Rijsdijk <hrijsdijk@gmail.com> wrote:</p><p class=MsoNormal>><o:p> </o:p></p><p class=MsoNormal>> 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.</p><p class=MsoNormal>> I am not familiar with gdal software so a 'fatherly' response will be greatly appreciated.</p><p class=MsoNormal>><o:p> </o:p></p><p class=MsoNormal>> Cheers</p><p class=MsoNormal>><o:p> </o:p></p><p class=MsoNormal>> Hans</p><p class=MsoNormal>> _______________________________________________</p><p class=MsoNormal>> gdal-dev mailing list</p><p class=MsoNormal>> gdal-dev@lists.osgeo.org</p><p class=MsoNormal>> http://lists.osgeo.org/mailman/listinfo/gdal-dev</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p></div>
<br /><br />
<hr style='border:none; color:#909090; background-color:#B0B0B0; height: 1px; width: 99%;' />
<table style='border-collapse:collapse;border:none;'>
<tr>
<td style='border:none;padding:0px 15px 0px 8px'>
<a href="https://www.avast.com/antivirus">
<img border=0 src="http://static.avast.com/emails/avast-mail-stamp.png" alt="Avast logo" />
</a>
</td>
<td>
<p style='color:#3d4d5a; font-family:"Calibri","Verdana","Arial","Helvetica"; font-size:12pt;'>
This email has been checked for viruses by Avast antivirus software.
<br><a href="https://www.avast.com/antivirus">www.avast.com</a>
</p>
</td>
</tr>
</table>
<br />
</body></html>