read_html_metadata: Read metadata for a LAS tile

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

Read metadata for a LAS tile

Description

This function reads metadata from an HTML document in the format used by Spatial Services, New South Wales (Australia). It also extracts attributes from the document file name. It is used by function compile_metadata but can also be called directly.

Usage

read_html_metadata(path.html)

Arguments

path.html

The full path to an HTML document containing tile metadata.

Value

A named list with the following elements:

filename

Metadata file name.

locality

Place name (from file name).

lidnum

LID or PHO number, e.g. 'PHO3' (from file name).

classnum

Class number, e.g. 'C0' (from filename).

ahdnum

AHD number, e.g. 6386236 (from filename).

startdate

Start date of data capture (from doc).

enddate

End date of data capture (from doc).

bounds.lon

Vector of min and max longitude (from doc).

bound.lat

Vector of min and max latitude (from doc).

epsg

EPSG code for tile (from doc). To be used if converting to UTM coordinates.

datum

Horizontal datum, e.g. GDA94 (from doc).

See Also

compile_metadata

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