ContextCapture User Guide

Export block

Menu Block > Export > Export block

Export block properties in various formats.

The export block dialog

Select the output format, output file and options; and click on Export block to create the XML file.

The following output formats are supported:

  • BlocksExchange XML/XMLZ format: an open exchange format specified by Bentley to import/export block definition. Learn more about BlocksExchange XML format.

    XMLZ format is an extension of XML format adding file compression for convenience (zip).

  • ATExport XML format: Basic export of block main properties in XML format. Learn more about ATExport XML format.

    The ATExport XML format is a simplified format made for exporting to 3rd party software only. You must use the BlocksExchange XML format if you want to later re-import blocks in ContextCapture.

Google Earth KML: Export photo positions and some other properties to a KML file.

The exported KML file is suited to visualize the photo positions in a standard GIS tool or in Google Earth.
  • TREND-ONE XML: custom block format dedicated to TREND-ONE.

According to the selected format and to block properties, following options are available:

  • Spatial reference system: select the coordinate system used to write 3D positions and rotations (only for a georeferenced block).
  • Rotation format: select how rotations are written, Rotation matrix or Omega, Phi, Kappa angles (only for blocks with known rotations).
  • Camera orientation: select the axis convention for rotations (only for blocks with known rotations).
  • Include automatic tie points: include automatic tie points in the export.

    Exporting automatic tie points may produce heavy XML files.

  • Export photos without lens distortion: photos are undistorted according to the block's distortion data and exported to JPG files in a sub-directory.

    Exporting photos without lens distortion may produce heavy files.

Example of block KML export displayed in GoogleEarth