<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body dir="auto"><div></div><div>Thanks for your response. </div><div>One can get the DNC charts free off the US website (although they may not make all details available). </div><div>For most of my charts I use OpenCPN, but this doesn't run the DNC charts. </div><div>Any suggestions of other open source marine software?</div><div><br></div><div>Cheers</div><div><br></div><div>Hans</div><div><br>On 22 Nov 2015, at 9:40 PM, Brent Wood <<a href="mailto:pcreso@yahoo.com">pcreso@yahoo.com</a>> wrote:<br><br></div><blockquote type="cite"><div><div style="color:#000; background-color:#fff; font-family:verdana, helvetica, sans-serif;font-size:16px"><div id="yui_3_16_0_1_1448185999739_6622">I think you'll find the Digital Nautical Chart format is not supported by GDAL.</div><div id="yui_3_16_0_1_1448185999739_7079"><br></div><div id="yui_3_16_0_1_1448185999739_7094">However there are open source marine navigational software applications that will read them, but apart from USA & New Zealand, I'm not aware of any countries that provide their charts for free. <br></div><div id="yui_3_16_0_1_1448185999739_7236"><br></div><div id="yui_3_16_0_1_1448185999739_7237">Brent Wood<br></div><div id="yui_3_16_0_1_1448185999739_6599"><span></span></div><br> <div id="yui_3_16_0_1_1448185999739_6459" style="font-family: verdana, helvetica, sans-serif; font-size: 16px;"> <div id="yui_3_16_0_1_1448185999739_6458" style="font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; font-size: 16px;"> <div id="yui_3_16_0_1_1448185999739_6457" dir="ltr"> <hr id="yui_3_16_0_1_1448185999739_7235" size="1"> <font face="Arial" size="2"> <b><span style="font-weight:bold;">From:</span></b> Hans Rijsdijk <<a href="mailto:hrijsdijk@gmail.com">hrijsdijk@gmail.com</a>><br> <b><span style="font-weight: bold;">To:</span></b> Nicolas Cadieux <<a href="mailto:nicolas.cadieux@archeotec.ca">nicolas.cadieux@archeotec.ca</a>> <br><b><span style="font-weight: bold;">Cc:</span></b> "<a href="mailto:gdal-dev@lists.osgeo.org">gdal-dev@lists.osgeo.org</a>" <<a href="mailto:gdal-dev@lists.osgeo.org">gdal-dev@lists.osgeo.org</a>><br> <b><span style="font-weight: bold;">Sent:</span></b> Sunday, November 22, 2015 10:06 PM<br> <b><span style="font-weight: bold;">Subject:</span></b> Re: [gdal-dev] Reading DNC nautical charts<br> </font> </div> <div id="yui_3_16_0_1_1448185999739_7399" class="y_msg_container"><br><div id="yiv8353894115"><style>#yiv8353894115 #yiv8353894115 --
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#yiv8353894115 </style><div id="yui_3_16_0_1_1448185999739_7398"><div id="yui_3_16_0_1_1448185999739_7397" class="yiv8353894115WordSection1"><div>Hi,</div><div>Here is a link: <a rel="nofollow" shape="rect" target="_blank" href="https://www.nga.mil/ProductsServices/NauticalHydrographicBathymetricProduct/Pages/DigitalNauticalChart.aspx">https://www.nga.mil/ProductsServices/NauticalHydrographicBathymetricProduct/Pages/DigitalNauticalChart.aspx</a></div><div> </div><div>I have also attached 2 of the charts.</div><div> </div><div>Hope this is useful.</div><div> </div><div>Cheers</div><div> </div><div>Hans</div><div> </div><div> </div><div> </div><div id="yui_3_16_0_1_1448185999739_7396" style="border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0cm 0cm 0cm;"><div style="border:none;padding:0cm;"></div><div class="qtdSeparateBR"><br><br></div><div class="yiv8353894115yqt8477194300" id="yiv8353894115yqtfd35135"><br clear="none"><b id="yui_3_16_0_1_1448185999739_7395">From: </b>Nicolas Cadieux<br clear="none"><b>Sent: </b>Sunday, 22 November 2015 4:49 PM<br clear="none"><b>To: </b>Hans Rijsdijk<br clear="none"><b>Cc: </b><a href="mailto:gdal-dev@lists.osgeo.org">gdal-dev@lists.osgeo.org</a><br clear="none"><b>Subject: </b>Re: [gdal-dev] Reading DNC nautical charts</div></div><div class="yiv8353894115yqt8477194300" id="yiv8353894115yqtfd71182"><div class="yiv8353894115MsoNormal"> </div><div class="yiv8353894115MsoNormal"><span style=""> </span></div><div class="yiv8353894115MsoNormal">Hi,</div><div class="yiv8353894115MsoNormal"> </div><div class="yiv8353894115MsoNormal">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.</div><div class="yiv8353894115MsoNormal"> </div><div class="yiv8353894115MsoNormal"> 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.</div><div class="yiv8353894115MsoNormal"> </div><div class="yiv8353894115MsoNormal">Nicolas Cadieux M.Sc.</div><div class="yiv8353894115MsoNormal">Les Entreprises Archéotec inc. </div><div class="yiv8353894115MsoNormal">8548, rue Saint-Denis Montréal H2P 2H2</div><div class="yiv8353894115MsoNormal">Téléphone: 514.381.5112 Fax: 514.381.4995</div><div class="yiv8353894115MsoNormal"><a href="http://www.archeotec.ca">www.archeotec.ca</a></div><div class="yiv8353894115MsoNormal"> </div><div class="yiv8353894115MsoNormal">On Nov 20, 2015 4:13 PM, Hans Rijsdijk <<a href="mailto:hrijsdijk@gmail.com">hrijsdijk@gmail.com</a>> wrote:</div><div class="yiv8353894115MsoNormal">> </div><div class="yiv8353894115MsoNormal">> 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.</div><div class="yiv8353894115MsoNormal">> I am not familiar with gdal software so a 'fatherly' response will be greatly appreciated.</div><div class="yiv8353894115MsoNormal">> </div><div class="yiv8353894115MsoNormal">> Cheers</div><div class="yiv8353894115MsoNormal">> </div><div class="yiv8353894115MsoNormal">> Hans</div><div class="yiv8353894115MsoNormal">> _______________________________________________</div><div class="yiv8353894115MsoNormal">> gdal-dev mailing list</div><div class="yiv8353894115MsoNormal">> <a href="mailto:gdal-dev@lists.osgeo.org">gdal-dev@lists.osgeo.org</a></div><div class="yiv8353894115MsoNormal">> <a href="http://lists.osgeo.org/mailman/listinfo/gdal-dev">http://lists.osgeo.org/mailman/listinfo/gdal-dev</a></div></div><div class="yiv8353894115MsoNormal"> </div><div class="yiv8353894115MsoNormal"> </div></div>
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