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las2las_filter

Descripción

This tool uses las2las to filter LiDAR points based on different attributes and to write the surviving subset of points to a new LAZ or LAS file. For more info see the las2las page and its online README file.

Parámetros

verbose [boolean]

Generates more textual control output to the console.

Por defecto:Falso

open LAStools GUI [boolean]

Starts the GUI of LAStools with pre-populated input files.

Por defecto:Falso

input LAS/LAZ file [file]
The file containing the points to be processed.
filtrar (por retorno, clasificación, banderas) [selection]

Filters points based on various options such as return, classification, or flags.

Opciones:

  • 0 — —
  • 1 — keep_last
  • 2 — keep_first
  • 3 — keep_middle
  • 4 — keep_single
  • 5 — drop_single
  • 6 — keep_double
  • 7 — keep_class 2
  • 8 — keep_class 2 8
  • 9 — keep_class 8
  • 10 — keep_class 6
  • 11 — keep_class 9
  • 12 — keep_class 3 4 5
  • 13 — keep_class 2 6
  • 14 — drop_class 7
  • 15 — drop_withheld

Predeterminado: 0

`` segundo filtro (por retorno, clasificación, banderas)`` [selection]

Also filters points based on various options such as return, classification, or flags.

Opciones:

  • 0 — —
  • 1 — keep_last
  • 2 — keep_first
  • 3 — keep_middle
  • 4 — keep_single
  • 5 — drop_single
  • 6 — keep_double
  • 7 — keep_class 2
  • 8 — keep_class 2 8
  • 9 — keep_class 8
  • 10 — keep_class 6
  • 11 — keep_class 9
  • 12 — keep_class 3 4 5
  • 13 — keep_class 2 6
  • 14 — drop_class 7
  • 15 — drop_withheld

Predeterminado: 0

filtrar (por coordenada, intensidad, tiempo GPS, ...) [selection]

Filters points based on various other options (that require a value as argument).

Opciones:

  • 0 — —
  • 1 — drop_x_above
  • 2 — drop_x_below
  • 3 — drop_y_above
  • 4 — drop_y_below
  • 5 — drop_z_above
  • 6 — clip_z_below

  • 7 — drop_intensity_above
  • 8 — drop_intensity_below
  • 9 — drop_gps_time_above
  • 10 — drop_gps_time_below
  • 11 — drop_scan_angle_above
  • 12 — drop_scan_angle_below
  • 13 — keep_point_source
  • 14 — drop_point_source
  • 15 — drop_point_source_above
  • 16 — drop_point_source_below
  • 17 — keep_user_data
  • 18 — drop_user_data
  • 19 — drop_user_data_above
  • 20 — drop_user_data_below
  • 21 — keep_every_nth
  • 22 — keep_random_fraction
  • 23 — thin_with_grid

Predeterminado: 0

value for filter (by coordinate, intensity, GPS time, ...) [string]

The value that is the argument for the filter selected above.

Predeterminado: (no definido)

segundo filtro (por coordenada, intensidad, tiempo GPS, ...) [selection]

Also filters points based on various other options (that require a value as argument).

Opciones:

  • 0 — —
  • 1 — drop_x_above
  • 2 — drop_x_below
  • 3 — drop_y_above
  • 4 — drop_y_below
  • 5 — drop_z_above
  • 6 — clip_z_below

  • 7 — drop_intensity_above
  • 8 — drop_intensity_below
  • 9 — drop_gps_time_above
  • 10 — drop_gps_time_below
  • 11 — drop_scan_angle_above
  • 12 — drop_scan_angle_below
  • 13 — keep_point_source
  • 14 — drop_point_source
  • 15 — drop_point_source_above
  • 16 — drop_point_source_below
  • 17 — keep_user_data
  • 18 — drop_user_data
  • 19 — drop_user_data_above
  • 20 — drop_user_data_below
  • 21 — keep_every_nth
  • 22 — keep_random_fraction
  • 23 — thin_with_grid

Predeterminado: 0

valor para segundo filtro (por coordenada, intensidad, tiempo GPS, ...) [string]

The value that is the argument for the filter selected above.

Predeterminado: (no definido)

parámetro(s) adicional(es) de la línea de órdenes [string]

Specifies other command-line switches not available via this menu but known to the (advanced) LAStools user.

Predeterminado:

Salidas

Archivo LAS/LAZ de salida [file]
Specifies where the output point cloud is stored. Use LAZ for compressed output, LAS for uncompressed output, and TXT for ASCII.

Uso de consola

processing.runalg('lidartools:las2las_filter', verbose, input_laslaz, filter_return_class_flags1, filter_return_class_flags2, filter_coords_intensity1, filter_coords_intensity1_arg, filter_coords_intensity2, filter_coords_intensity2_arg, output_laslaz)

See also the las2las page and its online README file.