topic Re: How can I read a blob field from a feature class using python in Python Questions https://community.esri.com/t5/python-questions/how-can-i-read-a-blob-field-from-a-feature-class/m-p/262193#M20137 <HTML><HEAD></HEAD><BODY><SPAN>The only way I know of to directly read a BLOB field with Python is through ArcObjects and comtypes. There are some functions in ArcObjects that can read some types of BLOB data like intensity values. In your case I think you would need to be familiar with the binary data structure used by Hansen, so whatever the solution is it would likely not be easy.</SPAN><BR /><BR /><SPAN>For creating intensity rasters from LiDAR derived multipoints (the original poster's question) take a look at: </SPAN><A href="http://blogs.esri.com/Dev/blogs/geoprocessing/archive/2009/05/12/Lidar-Solutions-in-ArcGIS_5F00_part5_3A00_-Creating-Intensity-Images-from-Lidar.aspx">http://blogs.esri.com/Dev/blogs/geoprocessing/archive/2009/05/12/Lidar-Solutions-in-ArcGIS_5F00_part5_3A00_-Creating-Intensity-Images-from-Lidar.aspx</A></BODY></HTML> Thu, 24 Mar 2011 20:15:21 GMT LoganPugh 2011-03-24T20:15:21Z How can I read a blob field from a feature class using python https://community.esri.com/t5/python-questions/how-can-i-read-a-blob-field-from-a-feature-class/m-p/262191#M20135 <HTML><HEAD></HEAD><BODY><SPAN>Hi,</SPAN><BR /><BR /><SPAN>I am trying to read the intensity values stored as blobs in the multipoint feature class that I created from a LAS file. I could not find a possible way to read it directly.&nbsp; Please help.. </SPAN><BR /><BR /><SPAN>Thanks</SPAN><BR /><SPAN>Harish</SPAN></BODY></HTML> Thu, 10 Feb 2011 06:11:22 GMT https://community.esri.com/t5/python-questions/how-can-i-read-a-blob-field-from-a-feature-class/m-p/262191#M20135 HarishSangireddy 2011-02-10T06:11:22Z Re: How can I read a blob field from a feature class using python https://community.esri.com/t5/python-questions/how-can-i-read-a-blob-field-from-a-feature-class/m-p/262192#M20136 <HTML><HEAD></HEAD><BODY><SPAN>Was this ever resolved??&nbsp; I am trying to do a similar thing with a HANSEN table</SPAN></BODY></HTML> Thu, 24 Mar 2011 17:37:28 GMT https://community.esri.com/t5/python-questions/how-can-i-read-a-blob-field-from-a-feature-class/m-p/262192#M20136 deleted-user-5p-YLCr5BQRy 2011-03-24T17:37:28Z Re: How can I read a blob field from a feature class using python https://community.esri.com/t5/python-questions/how-can-i-read-a-blob-field-from-a-feature-class/m-p/262193#M20137 <HTML><HEAD></HEAD><BODY><SPAN>The only way I know of to directly read a BLOB field with Python is through ArcObjects and comtypes. There are some functions in ArcObjects that can read some types of BLOB data like intensity values. In your case I think you would need to be familiar with the binary data structure used by Hansen, so whatever the solution is it would likely not be easy.</SPAN><BR /><BR /><SPAN>For creating intensity rasters from LiDAR derived multipoints (the original poster's question) take a look at: </SPAN><A href="http://blogs.esri.com/Dev/blogs/geoprocessing/archive/2009/05/12/Lidar-Solutions-in-ArcGIS_5F00_part5_3A00_-Creating-Intensity-Images-from-Lidar.aspx">http://blogs.esri.com/Dev/blogs/geoprocessing/archive/2009/05/12/Lidar-Solutions-in-ArcGIS_5F00_part5_3A00_-Creating-Intensity-Images-from-Lidar.aspx</A></BODY></HTML> Thu, 24 Mar 2011 20:15:21 GMT https://community.esri.com/t5/python-questions/how-can-i-read-a-blob-field-from-a-feature-class/m-p/262193#M20137 LoganPugh 2011-03-24T20:15:21Z