get_scan_times: Get scan times for a LAS tile

In mbedward/CERMBlidar: A collection of functions to process aerial LIDAR data

Get scan times for a LAS tile

Description

The data table for an imported LAS tile includes a gpstime column which gives, for each point, scan time expressed as S - 1e9 where S is the number of seconds since GPS epoch time: 1980-01-06 00:00:00 (GMT / UTC). This function converts the GPS time values to POSIXct date-times and finds the start and end values, either for the tile as a whole or for individual flightlines.

Usage

get_scan_times(las, by)

Arguments

las	A LAS object, e.g. imported using prepare_tile.
by	One of 'all' (default) or 'flightline'. Case-insensitive and may be abbreviated.

Value

A data frame of start and end times.

See Also

remove_zero_gpstimes

mbedward/CERMBlidar documentation built on April 10, 2024, 2:05 p.m.