<html xmlns:v="urn:schemas-microsoft-com:vml" 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=us-ascii"><meta name=Generator content="Microsoft Word 12 (filtered medium)"><style><!--
/* Font Definitions */
@font-face
{font-family:SimSun;
panose-1:2 1 6 0 3 1 1 1 1 1;}
@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;}
@font-face
{font-family:"\@SimSun";
panose-1:2 1 6 0 3 1 1 1 1 1;}
/* 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:purple;
text-decoration:underline;}
span.EmailStyle17
{mso-style-type:personal-compose;
font-family:"Calibri","sans-serif";
color:windowtext;}
.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><!--[if gte mso 9]><xml>
<o:shapedefaults v:ext="edit" spidmax="1026" />
</xml><![endif]--><!--[if gte mso 9]><xml>
<o:shapelayout v:ext="edit">
<o:idmap v:ext="edit" data="1" />
</o:shapelayout></xml><![endif]--></head><body lang=EN-SG link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='color:#365F91'>Hi,<br><br><o:p></o:p></span></p><p class=MsoNormal><span style='color:#365F91'>When I use Pdal to generate a tiff file from a laz file using the following Json: <o:p></o:p></span></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='color:#365F91'>[</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='color:#365F91'> {</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='color:#365F91'> "type":"readers.las",</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='color:#365F91'> "filename":"somefile.laz"</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='color:#365F91'> },</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='color:#365F91'> {<o:p></o:p></span></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='color:#365F91'> "type":"writers.gdal",<o:p></o:p></span></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='color:#365F91'> "resolution":0.04,<o:p></o:p></span></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='color:#365F91'> "data_type":"uint16",<o:p></o:p></span></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='color:#365F91'> "output_type":"mean",<o:p></o:p></span></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='color:#365F91'> "dimension":"Intensity",<o:p></o:p></span></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='color:#365F91'> "gdalopts":"COMPRESS=DEFLATE,ZLEVEL=9,NUM_THREADS=10000,TILED=YES", <o:p></o:p></span></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='color:#365F91'> "filename":"compressed/CR_03C_BS, Tile 0168.tif"<o:p></o:p></span></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='color:#365F91'> } <o:p></o:p></span></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='color:#365F91'>]</span><o:p></o:p></p><p class=MsoNormal><span style='color:#365F91'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#365F91'>I have the following message:<o:p></o:p></span></p><p class=MsoNormal><span style='color:#365F91'><o:p> </o:p></span></p><p class=MsoNormal><i><span style='color:#365F91'>proj_create_from_database: datum not found<o:p></o:p></span></i></p><p class=MsoNormal><i><span style='color:#365F91'>proj_create_from_database: ellipsoid not found<o:p></o:p></span></i></p><p class=MsoNormal><i><span style='color:#365F91'>proj_create_from_database: prime meridian not found<o:p></o:p></span></i></p><p class=MsoNormal><i><span style='color:#365F91'>proj_create_from_database: datum not found<o:p></o:p></span></i></p><p class=MsoNormal><i><span style='color:#365F91'>proj_create_from_database: ellipsoid not found<o:p></o:p></span></i></p><p class=MsoNormal><i><span style='color:#365F91'>proj_create_from_database: prime meridian not found<o:p></o:p></span></i></p><p class=MsoNormal><i><span style='color:#365F91'>PDAL: readers.las: reading point 50000 of 176406445 total points <o:p></o:p></span></i></p><p class=MsoNormal><span style='color:#365F91'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#365F91'>and Pdal just stops half-way.<o:p></o:p></span></p><p class=MsoNormal><span style='color:#365F91'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#365F91'>No tif file is generated. May I know what is the issue…<o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span style='color:#365F91'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#365F91'>Thank you.<o:p></o:p></span></p><p class=MsoNormal><span style='color:#365F91'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#365F91'>Best Regards,<o:p></o:p></span></p><p class=MsoNormal><span style='color:#365F91'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#365F91'>Peter Lim<o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p></div><div id="DAB4FAD8-2DD7-40BB-A1B8-4E2AA1F9FDF2"><br />
<table style="border-top: 1px solid #D3D4DE;">
<tr>
<td style="width: 55px; padding-top: 13px;"><a href="https://www.avast.com/sig-email?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=emailclient" target="_blank"><img src="https://ipmcdn.avast.com/images/icons/icon-envelope-tick-round-orange-animated-no-repeat-v1.gif" alt="" width="46" height="29" style="width: 46px; height: 29px;" /></a></td>
<td style="width: 470px; padding-top: 12px; color: #41424e; font-size: 13px; font-family: Arial, Helvetica, sans-serif; line-height: 18px;">Virus-free. <a href="https://www.avast.com/sig-email?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=emailclient" target="_blank" style="color: #4453ea;">www.avast.com</a>
</td>
</tr>
</table><a href="#DAB4FAD8-2DD7-40BB-A1B8-4E2AA1F9FDF2" width="1" height="1"> </a></div></body></html>