<div dir="ltr"><div>I've got a small 20MB test file, single return. lasinfo:</div><div>#################################################</div><div><br></div><div><div> Number of Points by Return</div><div>---------------------------------------------------------</div><div><span class="" style="white-space:pre"> </span>(1) 1069983</div><div><br></div><div> Number of Returns by Pulse</div><div>---------------------------------------------------------</div><div><span class="" style="white-space:pre"> </span>(1) 1069983</div><div><br></div><div> Point Classifications</div><div>---------------------------------------------------------</div><div><span class="" style="white-space:pre"> </span>1042754 Created, never classified (0) </div><div><span class="" style="white-space:pre"> </span>27229 Unclassified (1) </div><div> -------------------------------------------------------</div><div> <span class="" style="white-space:pre"> </span>0 withheld</div><div> <span class="" style="white-space:pre"> </span>0 keypoint</div><div> <span class="" style="white-space:pre"> </span>0 synthetic</div><div>#################################################<br></div></div><div><br></div><div>However, when I run pdal ground I get this error:</div><div>*****</div><div><div>.test.las: Found invalid value of '0' for point's return number.</div><div>test.las: Found invalid value of '0' for point's number of returns.</div><div>.............................................test.las: Found invalid value of '28' for point's return number.</div><div>test.las: Found invalid value of '224' for point's number of returns.</div><div>Caught PDAL exception: Unable to fetch data and convert as requested: ScanAngleRank:float(-4.72698e+19) -> signed char</div></div><div>****</div><div><br></div><div>From lasinfo it looks like the return numbers are ok, but as I'm new to lidar I'm not entirely sure what this means. </div><div><br></div><div><br></div><div><div class="gmail_signature"><div dir="ltr">Matthew Hanson<div>Applied GeoSolutions</div><div>(603) 659-3363 x91</div><div><a href="http://appliedgeosolutions.com" target="_blank">http://appliedgeosolutions.com</a></div><div><a href="mailto:mhanson@appliedgeosolutions.com" target="_blank">mhanson@appliedgeosolutions.com</a></div><div><br></div></div></div></div>
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