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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US">Sean,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US">Ignore my first line, it’s a typo. I got dragged away to something else, came back to this and forgot to read the email before I sent
it.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US">Regards,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US">Richard
<o:p></o:p></span></p>
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<span style="FONT-FAMILY: Arial, sans-serif; FONT-WEIGHT: bold; COLOR: #004d44"><br>
——</span><br>
<span style="FONT-FAMILY: Arial, sans-serif; FONT-WEIGHT: bold; COLOR: #004d44">Richard McDonnell MSc GIS, FME Certified Professional</span><br>
<span style="FONT-FAMILY: Arial, sans-serif; COLOR: #004d44"><i>FRM Data Management</i></span><br>
<br>
<span style="FONT-FAMILY: Arial, sans-serif; COLOR: #004d44">——</span><br>
<span style="FONT-FAMILY: Arial, sans-serif; FONT-WEIGHT: bold; COLOR: #004d44">Oifig na nOibreacha Poiblí</span><br>
<span style="FONT-FAMILY: Arial, sans-serif; COLOR: #004d44">Office of Public Works</span><br>
<br>
<span style="FONT-FAMILY: Arial, sans-serif; FONT-WEIGHT: bold; COLOR: #565148">Sráid Jonathan Swift, Baile Átha Troim, Co na Mí, C15 NX36
</span><br>
<span style="FONT-FAMILY: Arial, sans-serif; COLOR: #565148">Jonathan Swift Street, Trim, Co Meath, C15 NX36</span><br>
<span style="FONT-FAMILY: Arial, sans-serif; COLOR: #565148">——</span><br>
<span style="FONT-FAMILY: Arial, sans-serif; COLOR: #565148">M +353 87 688 5964 T +353 1 647 6543</span><br>
<font color="#565148"><a href="https://www.opw.ie">https://www.opw.ie</a></font><br>
<br>
<span style="FONT-FAMILY: Arial, sans-serif; COLOR: #004d44">——<br>
To send me files larger than 30MB, please use the link below https://filetransfer.opw.ie/filedrop/richard.mcdonnell@opw.ie<br>
</span><br>
<span style="FONT-FAMILY: Arial, sans-serif; COLOR: #004d44">Email Disclaimer: <a href="https://www.opw.ie/en/disclaimer/">
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<p class="MsoNormal"><b><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif">From:</span></b><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif"> Qgis-user <qgis-user-bounces@lists.osgeo.org>
<b>On Behalf Of </b>Richard McDonnell<br>
<b>Sent:</b> 08 June 2020 17:47<br>
<b>To:</b> Sean Hill <seanhillsa@gmail.com>; qgis-user@lists.osgeo.org<br>
<b>Subject:</b> Re: [Qgis-user] How to calculate surface volume from UAV DEM tif files in QGIS<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US">Hi Sean,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US">As you are looking at volumes, Im assuming you have two DEM’s one with the volume you want to calculate and the other without?<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US">The link below will show you an example of this<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US"><a href="https://www.youtube.com/watch?v=pRNtux5Lxvg">https://www.youtube.com/watch?v=pRNtux5Lxvg</a><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US">Regards,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US">Richard<o:p></o:p></span></p>
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<p class="MsoNormal" style="line-height:11.25pt"><b><span style="font-size:9.0pt;font-family:"Arial",sans-serif;color:#004D44"><br>
——</span></b><span style="font-size:9.0pt;font-family:"Arial",sans-serif;color:#004D44"><br>
<b>Richard McDonnell MSc GIS, FME Certified Professional</b><br>
<i>FRM Data Management</i><br>
<br>
——<br>
<b>Oifig na nOibreacha Poiblí</b><br>
Office of Public Works<br>
<br>
</span><b><span style="font-size:9.0pt;font-family:"Arial",sans-serif;color:#565148">Sráid Jonathan Swift, Baile Átha Troim, Co na Mí, C15 NX36
</span></b><span style="font-size:9.0pt;font-family:"Arial",sans-serif;color:#004D44"><br>
</span><span style="font-size:9.0pt;font-family:"Arial",sans-serif;color:#565148">Jonathan Swift Street, Trim, Co Meath, C15 NX36</span><span style="font-size:9.0pt;font-family:"Arial",sans-serif;color:#004D44"><br>
</span><span style="font-size:9.0pt;font-family:"Arial",sans-serif;color:#565148">——</span><span style="font-size:9.0pt;font-family:"Arial",sans-serif;color:#004D44"><br>
</span><span style="font-size:9.0pt;font-family:"Arial",sans-serif;color:#565148">M +353 87 688 5964 T +353 1 647 6543</span><span style="font-size:9.0pt;font-family:"Arial",sans-serif;color:#004D44"><br>
</span><span style="font-size:9.0pt;font-family:"Arial",sans-serif;color:#565148"><a href="https://www.opw.ie">https://www.opw.ie</a></span><span style="font-size:9.0pt;font-family:"Arial",sans-serif;color:#004D44"><br>
<br>
——<br>
To send me files larger than 30MB, please use the link below <a href="https://filetransfer.opw.ie/filedrop/richard.mcdonnell@opw.ie">
https://filetransfer.opw.ie/filedrop/richard.mcdonnell@opw.ie</a><br>
<br>
Email Disclaimer: <a href="https://www.opw.ie/en/disclaimer/">https://www.opw.ie/en/disclaimer/</a>
<o:p></o:p></span></p>
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<p class="MsoNormal"><b><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif">From:</span></b><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif"> Qgis-user <<a href="mailto:qgis-user-bounces@lists.osgeo.org">qgis-user-bounces@lists.osgeo.org</a>>
<b>On Behalf Of </b>Sean Hill<br>
<b>Sent:</b> 08 June 2020 16:15<br>
<b>To:</b> <a href="mailto:qgis-user@lists.osgeo.org">qgis-user@lists.osgeo.org</a><br>
<b>Subject:</b> [Qgis-user] How to calculate surface volume from UAV DEM tif files in QGIS<o:p></o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Is it possible to calculate surface volume from aerial photographs (orthomosaic maps in DEM tif file format) in QGIS?<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Everything I have found on the internet refers to using<br>
satellite images. I did find one article on generating surface<br>
volume from drone imagery but is difficult to understand as it is<br>
missing some steps and/or the steps aren't clear and do not render the<br>
same results from step to step even though I follow the steps to the letter.<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Please help<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Sean<o:p></o:p></p>
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