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Compression Preferences

Set general compression preferences for LiDAR data.

The following figure shows the Compression preferences pane at the top of the LiDAR preferences tab:

Compression Ratio

How much you want to compress the data. Depending on the compression ratio, the resulting file may have fewer points than the original point cloud. Alternatively, select the Lossless check box to create a compressed point cloud identical to the input point cloud.

Block Size

The number of points to process and store at one time. Enter a large block size to increase the compression speed. Enter a small block size to decrease memory usage. Valid values are from 2048 through 16384. The default value is 4096.

Omit Custom VLR Metadata

Omit custom variable length record (VLR) metadata from LAS files. VLR metadata can include vendor-specific data, user-specified data, and more.