24.3. LAStools algorithm provider

LAStools is a collection of highly efficient, multicore command line tools for LiDAR data processing.

24.3.1. blast2dem

24.3.1.1. 說明

Turns points (up to billions) via seamless Delaunay triangulation implemented using streaming into large elevation, intensity, or RGB rasters.

For more info see the blast2dem page and its online README file.

24.3.1.2. 參數

Label

名稱

Type

說明

verbose

VERBOSE

[boolean]

Default: False

Generates more textual control output to the console

open LAStools GUI

GUI

[boolean]

Default: False

Starts the GUI of LAStools with pre-populated input files

input LAS/LAZ file

INPUT_LASLAZ

[file]

The file containing the points to be rastered in LAS/LAZ format.

filter (by return, classification, flag)

FILTER_RETURN_CLASS_FLAGS1

[enumeration]

Default: 0

Specifies which points to use to construct the temporary TIN that is then rasterized. One of:

  • 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

  • 16 --- drop_synthetic

  • 17 --- drop_overlap

  • 18 --- keep_withheld

  • 19 --- keep_synthetic

  • 20 --- keep_keypoint

  • 21 --- keep_overlap

step size / pixel size

STEP

[number]

Default: 1.0

Specifies the size of the cells of the grid the TIN is rasterized onto

Attribute

ATTRIBUTE

[enumeration]

Default: 0

Specifies the attribute that is to be rastered. One of:

  • 0 --- elevation

  • 1 --- slope

  • 2 --- intensity

  • 3 --- rgb

Product

PRODUCT

[enumeration]

Default: 0

Specifies how the attribute is to be turned into raster values. One of:

  • 0 --- actual values

  • 1 --- hillshade

  • 2 --- gray

  • 3 --- false

Use tile bounding box (after tiling with buffer)

USE_TILE_BB

[boolean]

Default: False

Specifies to limit the rastered area to the tile bounding box (only meaningful for input LAS/LAZ tiles that were created with lastile).

additional command line parameter(s)

Optional

ADDITIONAL_OPTIONS

[string]

Default: ''

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

Output raster file

OUTPUT_RASTER

[raster]

Default: [Skip output]

Specifies where the output raster is stored. Use image rasters like TIF, PNG, and JPG for false color, gray ramps, and hillshades. Use value rasters like TIF, BIL, IMG, ASC, DTM, FLT, XYZ, and CSV for actual values. One of:

  • Skip Output

  • Save to a Temporary File

  • Save to File...

The file encoding can also be changed here.

24.3.1.3. 輸出

Label

名稱

Type

說明

Output raster file

OUTPUT_RASTER

[raster]

The output raster

24.3.1.4. Python code

Algorithm ID: lastools:blast2dem

import processing
processing.run("algorithm_id", {parameter_dictionary})

The algorithm id is displayed when you hover over the algorithm in the Processing Toolbox. The parameter dictionary provides the parameter NAMEs and values. See Using processing algorithms from the console for details on how to run processing algorithms from the Python console.

24.3.2. blast2iso

24.3.2.1. 說明

Turns points (up to billions) via seamless Delaunay triangulation implemented using streaming into iso-contour lines.

For more info see the blast2iso page and its online README file.

24.3.2.2. 參數

Label

名稱

Type

說明

verbose

VERBOSE

[boolean]

Default: False

Generates more textual control output to the console

open LAStools GUI

GUI

[boolean]

Default: False

Starts the GUI of LAStools with pre-populated input files

input LAS/LAZ file

INPUT_LASLAZ

[file]

The file containing the points to be used for creating iso-contour lines.

smooth underlying TIN

SMOOTH

[number]

Default: 0

Specifies if and with how many passes the temporary TIN should be smoothed

extract isoline with a spacing of

ISO_EVERY

[number]

Default: 10.0

Specifies spacing at which iso-contour lines are getting extracted (contour interval)

clean isolines shorter than (0 = do not clean)

CLEAN

[number]

Default: 0.0

Omits iso-contour lines that are shorter than the specified length

simplify segments shorter than (0 = do not simplify)

SIMPLIFY_LENGTH

[number]

Default: 0.0

Rudimentary simplification of iso-contour line segments that are shorter than the specified length.

simplify segment pairs with area less than (0 = do not simplify)

SIMPLIFY_AREA

[number]

Default: 0.0

Rudimentary simplification of bumps formed by consecutive line segments whose area is smaller than the specified size.

additional command line parameter(s)

Optional

ADDITIONAL_OPTIONS

[string]

Default: ''

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

Output vector file

OUTPUT_VECTOR

[vector: line]

Default: [Skip output]

Specifies where the output vector is stored. Use SHP or WKT output files. If your input LiDAR file is in geographic coordinates (long/lat) or has geo-referencing information (but only then) you can also create a KML output file. One of:

  • Skip Output

  • Save to a Temporary File

  • Save to File...

The file encoding can also be changed here.

24.3.2.3. 輸出

Label

名稱

Type

說明

Output vector file

OUTPUT_VECTOR

[vector: line]

The output line vector layer with contours

24.3.2.4. Python code

Algorithm ID: lastools:blast2iso

import processing
processing.run("algorithm_id", {parameter_dictionary})

The algorithm id is displayed when you hover over the algorithm in the Processing Toolbox. The parameter dictionary provides the parameter NAMEs and values. See Using processing algorithms from the console for details on how to run processing algorithms from the Python console.

24.3.3. las2dem

24.3.3.1. 說明

Turns points (up to 20 million) via a temporary Delaunay triangulation that is rasterized with a user-defined step size into an elevation, intensity, or RGB raster.

For more info see the las2dem page and its online README file.

24.3.3.2. 參數

Label

名稱

Type

說明

verbose

VERBOSE

[boolean]

Default: False

Generates more textual control output to the console

run new 64 bit executable

CPU64

[boolean]

Default: False

open LAStools GUI

GUI

[boolean]

Default: False

Starts the GUI of LAStools with pre-populated input files

input LAS/LAZ file

INPUT_LASLAZ

[file]

The file containing the points to be rastered in LAS/LAZ format.

filter (by return, classification, flags)

FILTER_RETURN_CLASS_FLAGS1

[enumeration]

Default: 0

Specifies which points to use to construct the temporary TIN that is then rasterized. One of:

  • 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 3

  • 14 --- keep_class 4

  • 15 --- keep_class 5

  • 16 --- keep_class 2 6

  • 17 --- drop_class 7

  • 18 --- drop_withheld

  • 19 --- drop_synthetic

  • 20 --- drop_overlap

  • 21 --- keep_withheld

  • 22 --- keep_synthetic

  • 23 --- keep_keypoint

  • 24 --- keep_overlap

step size / pixel size

STEP

[number]

Default: 1.0

Specifies the size of the cells of the grid the TIN is rasterized onto

Attribute

ATTRIBUTE

[enumeration]

Default: 0

Specifies the attribute to rasterise. One of:

  • 0 --- elevation

  • 1 --- slope

  • 2 --- intensity

  • 3 --- rgb

  • 4 --- edge_longest

  • 5 --- edge_shortest

Product

PRODUCT

[enumeration]

Default: 0

Specifies how the attribute is to be turned into raster values. One of:

  • 0 --- actual values

  • 1 --- hillshade

  • 2 --- gray

  • 3 --- false

Use tile bounding box (after tiling with buffer)

USE_TILE_BB

[boolean]

Default: False

Specifies to limit the rastered area to the tile bounding box (only meaningful for input LAS/LAZ tiles that were created with lastile).

additional command line parameter(s)

Optional

ADDITIONAL_OPTIONS

[string]

Default: ''

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

Output raster file

OUTPUT_RASTER

[raster]

Default: [Skip output]

Specifies where the output raster is stored. Use image rasters like TIF, PNG, and JPG for false color, gray ramps, and hillshades. Use value rasters like TIF, BIL, IMG, ASC, DTM, FLT, XYZ, and CSV for actual values. One of:

  • Skip Output

  • Save to a Temporary File

  • Save to File...

The file encoding can also be changed here.

24.3.3.3. 輸出

Label

名稱

Type

說明

Output raster file

OUTPUT_RASTER

[raster]

The output raster

24.3.3.4. Python code

Algorithm ID: lastools:las2dem

import processing
processing.run("algorithm_id", {parameter_dictionary})

The algorithm id is displayed when you hover over the algorithm in the Processing Toolbox. The parameter dictionary provides the parameter NAMEs and values. See Using processing algorithms from the console for details on how to run processing algorithms from the Python console.

24.3.4. las2iso

24.3.4.1. 說明

Turns point clouds (up to 20 million per file) into iso-contour lines by creating a temporary Delaunay triangulation on which the contours are then traced.

For more info see the las2iso page and its online README file.

24.3.4.2. 參數

Label

名稱

Type

說明

verbose

VERBOSE

[boolean]

Default: False

Generates more textual control output to the console

run new 64 bit executable

CPU64

[boolean]

Default: False

open LAStools GUI

GUI

[boolean]

Default: False

Starts the GUI of LAStools with pre-populated input files

input LAS/LAZ file

INPUT_LASLAZ

[file]

The file containing the points to be used for creating iso-contour lines.

smooth underlying TIN

SMOOTH

[number]

Default: 0

Specifies if and with how many passes the temporary TIN should be smoothed

extract isoline with a spacing of

ISO_EVERY

[number]

Default: 10.0

Specifies spacing at which iso-contour lines are getting extracted (contour interval)

clean isolines shorter than (0 = do not clean)

CLEAN

[number]

Default: 0.0

Omits iso-contour lines that are shorter than the specified length

simplify segments shorter than (0 = do not simplify)

SIMPLIFY_LENGTH

[number]

Default: 0.0

Rudimentary simplification of iso-contour line segments that are shorter than the specified length.

simplify segment pairs with area less than (0 = do not simplify)

SIMPLIFY_AREA

[number]

Default: 0.0

Rudimentary simplification of bumps formed by consecutive line segments whose area is smaller than the specified size.

additional command line parameter(s)

Optional

ADDITIONAL_OPTIONS

[string]

Default: ''

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

Output vector file

OUTPUT_VECTOR

[vector: line]

Default: [Skip output]

Specifies where the output vector is stored. Use SHP or WKT output files. If your input LiDAR file is in geographic coordinates (long/lat) or has geo-referencing information (but only then) you can also create a KML output file. One of:

  • Skip Output

  • Save to a Temporary File

  • Save to File...

The file encoding can also be changed here.

24.3.4.3. 輸出

Label

名稱

Type

說明

Output vector file

OUTPUT_VECTOR

[vector: line]

The output line vector layer with contours

24.3.4.4. Python code

Algorithm ID: lastools:las2iso

import processing
processing.run("algorithm_id", {parameter_dictionary})

The algorithm id is displayed when you hover over the algorithm in the Processing Toolbox. The parameter dictionary provides the parameter NAMEs and values. See Using processing algorithms from the console for details on how to run processing algorithms from the Python console.

24.3.5. las2las_filter

24.3.5.1. 說明

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.

24.3.5.2. 參數

Label

名稱

Type

說明

verbose

VERBOSE

[boolean]

Default: False

Generates more textual control output to the console

run new 64 bit executable

CPU64

[boolean]

Default: False

open LAStools GUI

GUI

[boolean]

Default: False

Starts the GUI of LAStools with pre-populated input files

input LAS/LAZ file

INPUT_LASLAZ

[file]

The file containing the points to be used for creating iso-contour lines.

filter (by return, classification, flags)

FILTER_RETURN_CLASS_FLAGS1

[enumeration]

Default: 0

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

  • 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 3

  • 14 --- keep_class 4

  • 15 --- keep_class 5

  • 16 --- keep_class 2 6

  • 17 --- drop_class 7

  • 18 --- drop_withheld

  • 19 --- drop_synthetic

  • 20 --- drop_overlap

  • 21 --- keep_withheld

  • 22 --- keep_synthetic

  • 23 --- keep_keypoint

  • 24 --- keep_overlap

second filter (by return, classification, flags)

FILTER_RETURN_CLASS_FLAGS2

[enumeration]

Default: 0

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

  • 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 3

  • 14 --- keep_class 4

  • 15 --- keep_class 5

  • 16 --- keep_class 2 6

  • 17 --- drop_class 7

  • 18 --- drop_withheld

  • 19 --- drop_synthetic

  • 20 --- drop_overlap

  • 21 --- keep_withheld

  • 22 --- keep_synthetic

  • 23 --- keep_keypoint

  • 24 --- keep_overlap

filter (by coordinate, intensity, GPS time, ...)

FILTER_COORDS_INTENSITY1

[enumeration]

Default: 0

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

  • 0 --- ---

  • 1 --- drop_x_above

  • 2 --- drop_x_below

  • 3 --- drop_y_above

  • 4 --- drop_y_below

  • 5 --- drop_z_above

  • 6 --- drop_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

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

FILTER_COORDS_INTENSITY1_ARG

[number]

Default: None

The value to use as the argument for the filter selected above

second filter (by coordinate, intensity, GPS time, ...)

FILTER_COORDS_INTENSITY2

[enumeration]

Default: 0

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

  • 0 --- ---

  • 1 --- drop_x_above

  • 2 --- drop_x_below

  • 3 --- drop_y_above

  • 4 --- drop_y_below

  • 5 --- drop_z_above

  • 6 --- drop_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

value for second filter (by coordinate, intensity, GPS time, ...)

FILTER_COORDS_INTENSITY2_ARG

[number]

Default: None

The value to use as the argument for the filter selected above

additional command line parameter(s)

Optional

ADDITIONAL_OPTIONS

[string]

Default: ''

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

Output LAS/LAZ file

OUTPUT_LASLAZ

[file]

Default: [Skip output]

Specifies where the output point cloud is stored. Use LAZ for compressed output, LAS for uncompressed output, and TXT for ASCII. One of:

  • Skip Output

  • Save to a Temporary File

  • Save to File...

The file encoding can also be changed here.

24.3.5.3. 輸出

Label

名稱

Type

說明

Output LAS/LAZ file

OUTPUT_LASLAZ

[file]

The output LAS/LAZ format file

24.3.5.4. Python code

Algorithm ID: lastools:las2las_filter

import processing
processing.run("algorithm_id", {parameter_dictionary})

The algorithm id is displayed when you hover over the algorithm in the Processing Toolbox. The parameter dictionary provides the parameter NAMEs and values. See Using processing algorithms from the console for details on how to run processing algorithms from the Python console.

24.3.6. las2las_project

Transform LAS/LAZ files in a folder to another CRS.

24.3.6.1. 參數

Label

名稱

Type

說明

verbose

VERBOSE

[boolean]

Default: False

Generates more textual control output to the console

run new 64 bit executable

CPU64

[boolean]

Default: False

open LAStools GUI

GUI

[boolean]

Default: False

Starts the GUI of LAStools with pre-populated input files

input LAS/LAZ file

INPUT_LASLAZ

[file]

Input LAS/LAZ file

source projection

SOURCE_PROJECTION

[enumeration]

Default: 0

One of:

  • 0 --- ---

  • 1 --- epsg

  • 2 --- utm

  • 3 --- sp83

  • 4 --- sp27

  • 5 --- longlat

  • 6 --- latlong

  • 7 --- ecef

source utm zone

SOURCE_UTM

[enumeration]

Default: 0

One of:

  • 0 --- ---

  • 1 --- 1 (north)

  • 2 --- 2 (north)

  • 3 --- 3 (north)

  • 4 --- 4 (north)

  • 5 --- 5 (north)

  • 6 --- 6 (north)

  • 7 --- 7 (north)

  • 8 --- 8 (north)

  • 9 --- 9 (north)

  • 10 --- 10 (north)

  • 11 --- 11 (north)

  • 12 --- 12 (north)

  • 13 --- 13 (north)

  • 14 --- 14 (north)

  • 15 --- 15 (north)

  • 16 --- 16 (north)

  • 17 --- 17 (north)

  • 18 --- 18 (north)

  • 19 --- 19 (north)

  • 20 --- 20 (north)

  • 21 --- 21 (north)

  • 22 --- 22 (north)

  • 23 --- 23 (north)

  • 24 --- 24 (north)

  • 25 --- 25 (north)

  • 26 --- 26 (north)

  • 27 --- 27 (north)

  • 28 --- 28 (north)

  • 29 --- 29 (north)

  • 30 --- 30 (north)

  • 31 --- 31 (north)

  • 32 --- 32 (north)

  • 33 --- 33 (north)

  • 34 --- 34 (north)

  • 35 --- 35 (north)

  • 36 --- 36 (north)

  • 37 --- 37 (north)

  • 38 --- 38 (north)

  • 39 --- 39 (north)

  • 40 --- 40 (north)

  • 41 --- 41 (north)

  • 42 --- 42 (north)

  • 43 --- 43 (north)

  • 44 --- 44 (north)

  • 45 --- 45 (north)

  • 46 --- 46 (north)

  • 47 --- 47 (north)

  • 48 --- 48 (north)

  • 49 --- 49 (north)

  • 50 --- 50 (north)

  • 51 --- 51 (north)

  • 52 --- 52 (north)

  • 53 --- 53 (north)

  • 54 --- 54 (north)

  • 55 --- 55 (north)

  • 56 --- 56 (north)

  • 57 --- 57 (north)

  • 58 --- 58 (north)

  • 59 --- 59 (north)

  • 60 --- 60 (north)

  • 61 --- 1 (south)

  • 62 --- 2 (south)

  • 63 --- 3 (south)

  • 64 --- 4 (south)

  • 65 --- 5 (south)

  • 66 --- 6 (south)

  • 67 --- 7 (south)

  • 68 --- 8 (south)

  • 69 --- 9 (south)

  • 70 --- 10 (south)

  • 71 --- 11 (south)

  • 72 --- 12 (south)

  • 73 --- 13 (south)

  • 74 --- 14 (south)

  • 75 --- 15 (south)

  • 76 --- 16 (south)

  • 77 --- 17 (south)

  • 78 --- 18 (south)

  • 79 --- 19 (south)

  • 80 --- 20 (south)

  • 81 --- 21 (south)

  • 82 --- 22 (south)

  • 83 --- 23 (south)

  • 84 --- 24 (south)

  • 85 --- 25 (south)

  • 86 --- 26 (south)

  • 87 --- 27 (south)

  • 88 --- 28 (south)

  • 89 --- 29 (south)

  • 90 --- 30 (south)

  • 91 --- 31 (south)

  • 92 --- 32 (south)

  • 93 --- 33 (south)

  • 94 --- 34 (south)

  • 95 --- 35 (south)

  • 96 --- 36 (south)

  • 97 --- 37 (south)

  • 98 --- 38 (south)

  • 99 --- 39 (south)

  • 100 --- 40 (south)

  • 101 --- 41 (south)

  • 102 --- 42 (south)

  • 103 --- 43 (south)

  • 104 --- 44 (south)

  • 105 --- 45 (south)

  • 106 --- 46 (south)

  • 107 --- 47 (south)

  • 108 --- 48 (south)

  • 109 --- 49 (south)

  • 110 --- 50 (south)

  • 111 --- 51 (south)

  • 112 --- 52 (south)

  • 113 --- 53 (south)

  • 114 --- 54 (south)

  • 115 --- 55 (south)

  • 116 --- 56 (south)

  • 117 --- 57 (south)

  • 118 --- 58 (south)

  • 119 --- 59 (south)

  • 120 --- 60 (south)

source state plane code

SOURCE_SP

[enumeration]

Default: 0

One of:

  • 0 --- ---

  • 1 --- AK_10

  • 2 --- AK_2

  • 3 --- AK_3

  • 4 --- AK_4

  • 5 --- AK_5

  • 6 --- AK_6

  • 7 --- AK_7

  • 8 --- AK_8

  • 9 --- AK_9

  • 10 --- AL_E

  • 11 --- AL_W

  • 12 --- AR_N

  • 13 --- AR_S

  • 14 --- AZ_C

  • 15 --- AZ_E

  • 16 --- AZ_W

  • 17 --- CA_I

  • 18 --- CA_II

  • 19 --- CA_III

  • 20 --- CA_IV

  • 21 --- CA_V

  • 22 --- CA_VI

  • 23 --- CA_VII

  • 24 --- CO_C

  • 25 --- CO_N

  • 26 --- CO_S

  • 27 --- CT

  • 28 --- DE

  • 29 --- FL_E

  • 30 --- FL_N

  • 31 --- FL_W

  • 32 --- GA_E

  • 33 --- GA_W

  • 34 --- HI_1

  • 35 --- HI_2

  • 36 --- HI_3

  • 37 --- HI_4

  • 38 --- HI_5

  • 39 --- IA_N

  • 40 --- IA_S

  • 41 --- ID_C

  • 42 --- ID_E

  • 43 --- ID_W

  • 44 --- IL_E

  • 45 --- IL_W

  • 46 --- IN_E

  • 47 --- IN_W

  • 48 --- KS_N

  • 49 --- KS_S

  • 50 --- KY_N

  • 51 --- KY_S

  • 52 --- LA_N

  • 53 --- LA_S

  • 54 --- MA_I

  • 55 --- MA_M

  • 56 --- MD

  • 57 --- ME_E

  • 58 --- ME_W

  • 59 --- MI_C

  • 60 --- MI_N

  • 61 --- MI_S

  • 62 --- MN_C

  • 63 --- MN_N

  • 64 --- MN_S

  • 65 --- MO_C

  • 66 --- MO_E

  • 67 --- MO_W

  • 68 --- MS_E

  • 69 --- MS_W

  • 70 --- MT_C

  • 71 --- MT_N

  • 72 --- MT_S

  • 73 --- NC

  • 74 --- ND_N

  • 75 --- ND_S

  • 76 --- NE_N

  • 77 --- NE_S

  • 78 --- NH

  • 79 --- NJ

  • 80 --- NM_C

  • 81 --- NM_E

  • 82 --- NM_W

  • 83 --- NV_C

  • 84 --- NV_E

  • 85 --- NV_W

  • 86 --- NY_C

  • 87 --- NY_E

  • 88 --- NY_LI

  • 89 --- NY_W

  • 90 --- OH_N

  • 91 --- OH_S

  • 92 --- OK_N

  • 93 --- OK_S

  • 94 --- OR_N

  • 95 --- OR_S

  • 96 --- PA_N

  • 97 --- PA_S

  • 98 --- PR

  • 99 --- RI

  • 100 --- SC_N

  • 101 --- SC_S

  • 102 --- SD_N

  • 103 --- SD_S

  • 104 --- St.Croix

  • 105 --- TN

  • 106 --- TX_C

  • 107 --- TX_N

  • 108 --- TX_NC

  • 109 --- TX_S

  • 110 --- TX_SC

  • 111 --- UT_C

  • 112 --- UT_N

  • 113 --- UT_S

  • 114 --- VA_N

  • 115 --- VA_S

  • 116 --- VT

  • 117 --- WA_N

  • 118 --- WA_S

  • 119 --- WI_C

  • 120 --- WI_N

  • 121 --- WI_S

  • 122 --- WV_N

  • 123 --- WV_S

  • 124 --- WY_E

  • 125 --- WY_EC

  • 126 --- WY_W

  • 127 --- WY_WC

target projection

TARGET_PROJECTION

[enumeration]

Default: 0

One of:

  • 0 --- ---

  • 1 --- epsg

  • 2 --- utm

  • 3 --- sp83

  • 4 --- sp27

  • 5 --- longlat

  • 6 --- latlong

  • 7 --- ecef

target utm zone

TARGET_UTM

[enumeration]

Default: 0

One of:

  • 0 --- ---

  • 1 --- 1 (north)

  • 2 --- 2 (north)

  • 3 --- 3 (north)

  • 4 --- 4 (north)

  • 5 --- 5 (north)

  • 6 --- 6 (north)

  • 7 --- 7 (north)

  • 8 --- 8 (north)

  • 9 --- 9 (north)

  • 10 --- 10 (north)

  • 11 --- 11 (north)

  • 12 --- 12 (north)

  • 13 --- 13 (north)

  • 14 --- 14 (north)

  • 15 --- 15 (north)

  • 16 --- 16 (north)

  • 17 --- 17 (north)

  • 18 --- 18 (north)

  • 19 --- 19 (north)

  • 20 --- 20 (north)

  • 21 --- 21 (north)

  • 22 --- 22 (north)

  • 23 --- 23 (north)

  • 24 --- 24 (north)

  • 25 --- 25 (north)

  • 26 --- 26 (north)

  • 27 --- 27 (north)

  • 28 --- 28 (north)

  • 29 --- 29 (north)

  • 30 --- 30 (north)

  • 31 --- 31 (north)

  • 32 --- 32 (north)

  • 33 --- 33 (north)

  • 34 --- 34 (north)

  • 35 --- 35 (north)

  • 36 --- 36 (north)

  • 37 --- 37 (north)

  • 38 --- 38 (north)

  • 39 --- 39 (north)

  • 40 --- 40 (north)

  • 41 --- 41 (north)

  • 42 --- 42 (north)

  • 43 --- 43 (north)

  • 44 --- 44 (north)

  • 45 --- 45 (north)

  • 46 --- 46 (north)

  • 47 --- 47 (north)

  • 48 --- 48 (north)

  • 49 --- 49 (north)

  • 50 --- 50 (north)

  • 51 --- 51 (north)

  • 52 --- 52 (north)

  • 53 --- 53 (north)

  • 54 --- 54 (north)

  • 55 --- 55 (north)

  • 56 --- 56 (north)

  • 57 --- 57 (north)

  • 58 --- 58 (north)

  • 59 --- 59 (north)

  • 60 --- 60 (north)

  • 61 --- 1 (south)

  • 62 --- 2 (south)

  • 63 --- 3 (south)

  • 64 --- 4 (south)

  • 65 --- 5 (south)

  • 66 --- 6 (south)

  • 67 --- 7 (south)

  • 68 --- 8 (south)

  • 69 --- 9 (south)

  • 70 --- 10 (south)

  • 71 --- 11 (south)

  • 72 --- 12 (south)

  • 73 --- 13 (south)

  • 74 --- 14 (south)

  • 75 --- 15 (south)

  • 76 --- 16 (south)

  • 77 --- 17 (south)

  • 78 --- 18 (south)

  • 79 --- 19 (south)

  • 80 --- 20 (south)

  • 81 --- 21 (south)

  • 82 --- 22 (south)

  • 83 --- 23 (south)

  • 84 --- 24 (south)

  • 85 --- 25 (south)

  • 86 --- 26 (south)

  • 87 --- 27 (south)

  • 88 --- 28 (south)

  • 89 --- 29 (south)

  • 90 --- 30 (south)

  • 91 --- 31 (south)

  • 92 --- 32 (south)

  • 93 --- 33 (south)

  • 94 --- 34 (south)

  • 95 --- 35 (south)

  • 96 --- 36 (south)

  • 97 --- 37 (south)

  • 98 --- 38 (south)

  • 99 --- 39 (south)

  • 100 --- 40 (south)

  • 101 --- 41 (south)

  • 102 --- 42 (south)

  • 103 --- 43 (south)

  • 104 --- 44 (south)

  • 105 --- 45 (south)

  • 106 --- 46 (south)

  • 107 --- 47 (south)

  • 108 --- 48 (south)

  • 109 --- 49 (south)

  • 110 --- 50 (south)

  • 111 --- 51 (south)

  • 112 --- 52 (south)

  • 113 --- 53 (south)

  • 114 --- 54 (south)

  • 115 --- 55 (south)

  • 116 --- 56 (south)

  • 117 --- 57 (south)

  • 118 --- 58 (south)

  • 119 --- 59 (south)

  • 120 --- 60 (south)

target state plane code

TARGET_SP

[enumeration]

Default: 0

One of:

  • 0 --- ---

  • 1 --- AK_10

  • 2 --- AK_2

  • 3 --- AK_3

  • 4 --- AK_4

  • 5 --- AK_5

  • 6 --- AK_6

  • 7 --- AK_7

  • 8 --- AK_8

  • 9 --- AK_9

  • 10 --- AL_E

  • 11 --- AL_W

  • 12 --- AR_N

  • 13 --- AR_S

  • 14 --- AZ_C

  • 15 --- AZ_E

  • 16 --- AZ_W

  • 17 --- CA_I

  • 18 --- CA_II

  • 19 --- CA_III

  • 20 --- CA_IV

  • 21 --- CA_V

  • 22 --- CA_VI

  • 23 --- CA_VII

  • 24 --- CO_C

  • 25 --- CO_N

  • 26 --- CO_S

  • 27 --- CT

  • 28 --- DE

  • 29 --- FL_E

  • 30 --- FL_N

  • 31 --- FL_W

  • 32 --- GA_E

  • 33 --- GA_W

  • 34 --- HI_1

  • 35 --- HI_2

  • 36 --- HI_3

  • 37 --- HI_4

  • 38 --- HI_5

  • 39 --- IA_N

  • 40 --- IA_S

  • 41 --- ID_C

  • 42 --- ID_E

  • 43 --- ID_W

  • 44 --- IL_E

  • 45 --- IL_W

  • 46 --- IN_E

  • 47 --- IN_W

  • 48 --- KS_N

  • 49 --- KS_S

  • 50 --- KY_N

  • 51 --- KY_S

  • 52 --- LA_N

  • 53 --- LA_S

  • 54 --- MA_I

  • 55 --- MA_M

  • 56 --- MD

  • 57 --- ME_E

  • 58 --- ME_W

  • 59 --- MI_C

  • 60 --- MI_N

  • 61 --- MI_S

  • 62 --- MN_C

  • 63 --- MN_N

  • 64 --- MN_S

  • 65 --- MO_C

  • 66 --- MO_E

  • 67 --- MO_W

  • 68 --- MS_E

  • 69 --- MS_W

  • 70 --- MT_C

  • 71 --- MT_N

  • 72 --- MT_S

  • 73 --- NC

  • 74 --- ND_N

  • 75 --- ND_S

  • 76 --- NE_N

  • 77 --- NE_S

  • 78 --- NH

  • 79 --- NJ

  • 80 --- NM_C

  • 81 --- NM_E

  • 82 --- NM_W

  • 83 --- NV_C

  • 84 --- NV_E

  • 85 --- NV_W

  • 86 --- NY_C

  • 87 --- NY_E

  • 88 --- NY_LI

  • 89 --- NY_W

  • 90 --- OH_N

  • 91 --- OH_S

  • 92 --- OK_N

  • 93 --- OK_S

  • 94 --- OR_N

  • 95 --- OR_S

  • 96 --- PA_N

  • 97 --- PA_S

  • 98 --- PR

  • 99 --- RI

  • 100 --- SC_N

  • 101 --- SC_S

  • 102 --- SD_N

  • 103 --- SD_S

  • 104 --- St.Croix

  • 105 --- TN

  • 106 --- TX_C

  • 107 --- TX_N

  • 108 --- TX_NC

  • 109 --- TX_S

  • 110 --- TX_SC

  • 111 --- UT_C

  • 112 --- UT_N

  • 113 --- UT_S

  • 114 --- VA_N

  • 115 --- VA_S

  • 116 --- VT

  • 117 --- WA_N

  • 118 --- WA_S

  • 119 --- WI_C

  • 120 --- WI_N

  • 121 --- WI_S

  • 122 --- WV_N

  • 123 --- WV_S

  • 124 --- WY_E

  • 125 --- WY_EC

  • 126 --- WY_W

  • 127 --- WY_WC

additional command line parameter(s)

Optional

ADDITIONAL_OPTIONS

[string]

Default: ''

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

Output LAS/LAZ file

OUTPUT_LASLAZ

[folder]

Default: [Save to temporary folder]

Specifies where the folder for the output point clouds. One of:

  • Skip Output

  • Save to a Temporary Directory

  • Save to Directory...

The file encoding can also be changed here.

24.3.6.2. 輸出

Label

名稱

Type

說明

Output LAS/LAZ file

OUTPUT_LASLAZ

[file]

The output LAS/LAZ format file

24.3.6.3. Python code

Algorithm ID: lastools:las2las_project

import processing
processing.run("algorithm_id", {parameter_dictionary})

The algorithm id is displayed when you hover over the algorithm in the Processing Toolbox. The parameter dictionary provides the parameter NAMEs and values. See Using processing algorithms from the console for details on how to run processing algorithms from the Python console.

24.3.7. las2las_transform

24.3.7.1. 說明

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.

24.3.7.2. 參數

Label

名稱

Type

說明

verbose

VERBOSE

[boolean]

Default: False

Generates more textual control output to the console

run new 64 bit executable

CPU64

[boolean]

Default: False

open LAStools GUI

GUI

[boolean]

Default: False

Starts the GUI of LAStools with pre-populated input files

input LAS/LAZ file

INPUT_LASLAZ

[file]

The first file containing points to be merged

transform (coordinates)

TRANSFORM_COORDINATE1

[enumeration]

Default: 0

Either translate, scale, or clamp the X, Y, or Z coordinate by the value specified below. One of:

  • 0 --- ---

  • 1 --- translate_x

  • 2 --- translate_y

  • 3 --- translate_z

  • 4 --- scale_x

  • 5 --- scale_y

  • 6 --- scale_z

  • 7 --- clamp_z_above

  • 8 --- clamp_z_below

value for transform (coordinates)

TRANSFORM_COORDINATE1_ARG

[string]

Default: ''

The value that specifies the amount of translating, scaling, or clamping done by the transform selected above.

second transform (coordinates)

TRANSFORM_COORDINATE2

[enumeration]

Default: 0

Either translate, scale, or clamp the X, Y, or Z coordinate by the value specified below. One of:

  • 0 --- ---

  • 1 --- translate_x

  • 2 --- translate_y

  • 3 --- translate_z

  • 4 --- scale_x

  • 5 --- scale_y

  • 6 --- scale_z

  • 7 --- clamp_z_above

  • 8 --- clamp_z_below

value for second transform (coordinates)

TRANSFORM_COORDINATE2_ARG

[string]

Default: ''

The value that specifies the amount of translating, scaling, or clamping done by the transform selected above.

transform (intensities, scan angles, GPS times, ...)

TRANSFORM_OTHER1

[enumeration]

Default: 0

Either translate, scale, or clamp the X, Y, or Z coordinate by the value specified below. One of:

  • 0 --- ---

  • 1 --- scale_intensity

  • 2 --- translate_intensity

  • 3 --- clamp_intensity_above

  • 4 --- clamp_intensity_below

  • 5 --- scale_scan_angle

  • 6 --- translate_scan_angle

  • 7 --- translate_gps_time

  • 8 --- set_classification

  • 9 --- set_user_data

  • 10 --- set_point_source

  • 11 --- scale_rgb_up

  • 12 --- scale_rgb_down

  • 13 --- repair_zero_returns

value for transform (intensities, scan angles, GPS times, ...)

TRANSFORM_OTHER1_ARG

[string]

Default: ''

The value that specifies the amount of scaling, translating, clamping or setting that is done by the transform selected above.

second transform (intensities, scan angles, GPS times, ...)

TRANSFORM_OTHER2

[enumeration]

Default: 0

Either translate, scale, or clamp the X, Y, or Z coordinate by the value specified below. One of:

  • 0 --- ---

  • 1 --- scale_intensity

  • 2 --- translate_intensity

  • 3 --- clamp_intensity_above

  • 4 --- clamp_intensity_below

  • 5 --- scale_scan_angle

  • 6 --- translate_scan_angle

  • 7 --- translate_gps_time

  • 8 --- set_classification

  • 9 --- set_user_data

  • 10 --- set_point_source

  • 11 --- scale_rgb_up

  • 12 --- scale_rgb_down

  • 13 --- repair_zero_returns

value for second transform (intensities, scan angles, GPS times, ...)

TRANSFORM_OTHER2_ARG

[string]

Default: ''

The value that specifies the amount of scaling, translating, clamping or setting that is done by the transform selected above.

operations (first 7 need an argument)

OPERATION

[enumeration]

Default: 0

One of:

  • 0 --- ---

  • 1 --- set_point_type

  • 2 --- set_point_size

  • 3 --- set_version_minor

  • 4 --- set_version_major

  • 5 --- start_at_point

  • 6 --- stop_at_point

  • 7 --- remove_vlr

  • 8 --- auto_reoffset

  • 9 --- week_to_adjusted

  • 10 --- adjusted_to_week

  • 11 --- auto reoffset

  • 12 --- scale_rgb_up

  • 13 --- scale_rgb_down

  • 14 --- remove_all_vlrs

  • 15 --- remove_extra

  • 16 --- clip_to_bounding_box

argument for operation

OPERATIONARG

[string]

Default: ''

The value to use as the argument for the operation selected above

additional command line parameter(s)

Optional

ADDITIONAL_OPTIONS

[string]

Default: ''

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

Output LAS/LAZ file

OUTPUT_LASLAZ

[file]

Default: [Skip output]

Specifies where the output point cloud is stored. Use LAZ for compressed output, LAS for uncompressed output, and TXT for ASCII. One of:

  • Skip Output

  • Save to a Temporary File

  • Save to File...

The file encoding can also be changed here.

24.3.7.3. 輸出

Label

名稱

Type

說明

Output LAS/LAZ file

OUTPUT_LASLAZ

[file]

The output (merged) LAS/LAZ format file

24.3.7.4. Python code

Algorithm ID: lastools:las2las_transform

import processing
processing.run("algorithm_id", {parameter_dictionary})

The algorithm id is displayed when you hover over the algorithm in the Processing Toolbox. The parameter dictionary provides the parameter NAMEs and values. See Using processing algorithms from the console for details on how to run processing algorithms from the Python console.

24.3.8. las2txt

24.3.8.1. 說明

Translates a LAS/LAZ file to a text file.

24.3.8.2. 參數

Label

名稱

Type

說明

verbose

VERBOSE

[boolean]

Default: False

run new 64 bit executable

CPU64

[boolean]

Default: False

open LAStools GUI

GUI

[boolean]

Default: False

input LAS/LAZ file

INPUT_LASLAZ

[file]

Default: None

parse_string

PARSE

[string]

Default: 'xyz'

additional command line parameters

Optional

ADDITIONAL_OPTIONS

[string]

Default: ''

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

Output ASCII file

OUTPUT_GENERIC

[file]

Default: [Create temporary layer]

Specify the output file. One of:

  • Create Temporary Layer (TEMPORARY_OUTPUT)

  • Save to File...

The file encoding can also be changed here.

24.3.8.3. 輸出

Label

名稱

Type

說明

Output ASCII file

OUTPUT_GENERIC

[file]

The output file

24.3.8.4. Python code

Algorithm ID: lastools:las2txt

import processing
processing.run("algorithm_id", {parameter_dictionary})

The algorithm id is displayed when you hover over the algorithm in the Processing Toolbox. The parameter dictionary provides the parameter NAMEs and values. See Using processing algorithms from the console for details on how to run processing algorithms from the Python console.

24.3.9. lasindex

24.3.9.1. 說明

<將演算法說明置於此處>

24.3.9.2. 參數

Label

名稱

Type

說明

verbose

VERBOSE

[boolean]

Default: False

run new 64 bit executable

CPU64

[boolean]

Default: False

open LAStools GUI

GUI

[boolean]

Default: False

input LAS/LAZ file

INPUT_LASLAZ

[file]

Default: None

append *.lax file to *.laz file

APPEND_LAX

[boolean]

Default: False

is mobile or terrestrial LiDAR (not airborne)

MOBILE_OR_TERRESTRIAL

[boolean]

Default: False

additional command line parameters

Optional

ADDITIONAL_OPTIONS

[string]

Default: ''

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

24.3.9.3. 輸出

The algorithm has no output.

24.3.9.4. Python code

Algorithm ID: lastools:lasindex

import processing
processing.run("algorithm_id", {parameter_dictionary})

The algorithm id is displayed when you hover over the algorithm in the Processing Toolbox. The parameter dictionary provides the parameter NAMEs and values. See Using processing algorithms from the console for details on how to run processing algorithms from the Python console.

24.3.10. lasgrid

Grids a selected attribute (e.g. elevation, intensity, classification, scan angle, ...) of a large point clouds with a user-defined step size onto raster using a particular method (e.g. min, max, average).

For more info see the lasgrid page and its online README file.

24.3.10.1. 參數

Label

名稱

Type

說明

verbose

VERBOSE

[boolean]

Default: False

Generates more textual control output to the console

run new 64 bit executable

CPU64

[boolean]

Default: False

open LAStools GUI

GUI

[boolean]

Default: False

Starts the GUI of LAStools with pre-populated input files

input LAS/LAZ file

INPUT_LASLAZ

[file]

The file containing the points to be rastered in LAS/LAZ format.

filter (by return, classification, flags)

FILTER_RETURN_CLASS_FLAGS1

[enumeration]

Default: 0

Specifies the subset of points to use for the gridding. One of:

  • 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 3

  • 14 --- keep_class 4

  • 15 --- keep_class 5

  • 16 --- keep_class 2 6

  • 17 --- drop_class 7

  • 18 --- drop_withheld

  • 19 --- drop_synthetic

  • 20 --- drop_overlap

  • 21 --- keep_withheld

  • 22 --- keep_synthetic

  • 23 --- keep_keypoint

  • 24 --- keep_overlap

step size / pixel size

STEP

[number]

Default: 1.0

Specifies the size of the cells of the grid the TIN is rasterized onto

Attribute

ATTRIBUTE

[enumeration]

Default: 0

Specifies the attribute to rasterise. One of:

  • 0 --- elevation

  • 1 --- intensity

  • 2 --- rgb

  • 3 --- classification

Method

METHOD

[enumeration]

Default: 0

Specifies how the attributes falling into one cell are turned into a raster value. One of:

  • 0 --- lowest

  • 1 --- heighest

  • 2 --- average

  • 3 --- stddev

use tile bounding box (after tiling with buffer)

USE_TILE_BB

[boolean]

Default: False

Specifies to limit the rastered area to the tile bounding box (only meaningful for input LAS/LAZ tiles that were created with lastile).

additional command line parameter(s)

Optional

ADDITIONAL_OPTIONS

[string]

Default: ''

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

Output raster file

OUTPUT_RASTER

[raster]

Default: [Skip output]

Specifies where the output raster is stored. Use image rasters like TIF, PNG, and JPG for false color, gray ramps, and hillshades. Use value rasters like TIF, BIL, IMG, ASC, DTM, FLT, XYZ, and CSV for actual values. One of:

  • Skip Output

  • Save to a Temporary File

  • Save to File...

The file encoding can also be changed here.

24.3.10.2. 輸出

Label

名稱

Type

說明

Output raster file

OUTPUT_RASTER

[raster]

The output raster

24.3.10.3. Python code

Algorithm ID: lastools:lasgrid

import processing
processing.run("algorithm_id", {parameter_dictionary})

The algorithm id is displayed when you hover over the algorithm in the Processing Toolbox. The parameter dictionary provides the parameter NAMEs and values. See Using processing algorithms from the console for details on how to run processing algorithms from the Python console.

24.3.11. lasinfo

24.3.11.1. 參數

Label

名稱

Type

說明

verbose

VERBOSE

[boolean]

Default: False

Generates more textual control output to the console

run new 64 bit executable

CPU64

[boolean]

Default: False

open LAStools GUI

GUI

[boolean]

Default: False

Starts the GUI of LAStools with pre-populated input files

input LAS/LAZ file

INPUT_LASLAZ

[file]

The file to get information about.

compute density

COMPUTE_DENSITY

[boolean]

Default: False

repair bounding box

REPAIR_BB

[boolean]

Default: False

repair counters

REPAIR_COUNTERS

[boolean]

Default: False

histogram

HISTO1

[enumeration]

Default: 0

First histogram. One of:

  • 0 --- ---

  • 1 --- x

  • 2 --- y

  • 3 --- z

  • 4 --- intensity

  • 5 --- classification

  • 6 --- scan_angle

  • 7 --- user_data

  • 8 --- point_source

  • 9 --- gps_time

  • 10 --- X

  • 11 --- Y

  • 12 --- Z

  • 13 --- attribute0

  • 14 --- attribute1

  • 15 --- attribute2

bin size

HISTO1_BIN

[number]

Default: 1.0

histogram

HISTO2

[enumeration]

Default: 0

Second histogram. One of:

  • 0 --- ---

  • 1 --- x

  • 2 --- y

  • 3 --- z

  • 4 --- intensity

  • 5 --- classification

  • 6 --- scan_angle

  • 7 --- user_data

  • 8 --- point_source

  • 9 --- gps_time

  • 10 --- X

  • 11 --- Y

  • 12 --- Z

  • 13 --- attribute0

  • 14 --- attribute1

  • 15 --- attribute2

bin size

HISTO2_BIN

[number]

Default: 1.0

histogram

HISTO3

[enumeration]

Default: 0

Third histogram. One of:

  • 0 --- ---

  • 1 --- x

  • 2 --- y

  • 3 --- z

  • 4 --- intensity

  • 5 --- classification

  • 6 --- scan_angle

  • 7 --- user_data

  • 8 --- point_source

  • 9 --- gps_time

  • 10 --- X

  • 11 --- Y

  • 12 --- Z

  • 13 --- attribute0

  • 14 --- attribute1

  • 15 --- attribute2

bin size

HISTO3_BIN

[number]

Default: 1.0

additional command line parameter(s)

Optional

ADDITIONAL_OPTIONS

[string]

Default: ''

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

Output ASCII file

OUTPUT_GENERIC

[file]

Default: [Skip output]

Specifies where the output is stored. One of:

  • Skip Output

  • Save to a Temporary File

  • Save to File...

The file encoding can also be changed here.

24.3.11.2. 輸出

Label

名稱

Type

說明

Output ASCII file

OUTPUT_GENERIC

[file]

The file with the output

24.3.11.3. Python code

Algorithm ID: lastools:lasinfo

import processing
processing.run("algorithm_id", {parameter_dictionary})

The algorithm id is displayed when you hover over the algorithm in the Processing Toolbox. The parameter dictionary provides the parameter NAMEs and values. See Using processing algorithms from the console for details on how to run processing algorithms from the Python console.

24.3.12. lasmerge

Merge up to seven LAS/LAZ files into one.

24.3.12.1. 參數

Label

名稱

Type

說明

verbose

VERBOSE

[boolean]

Default: False

Generates more textual control output to the console

run new 64 bit executable

CPU64

[boolean]

Default: False

open LAStools GUI

GUI

[boolean]

Default: False

Starts the GUI of LAStools with pre-populated input files

files are flightlines

FILES_ARE_FLIGHTLINES

[boolean]

Default: False

apply file source ID

APPLY_FILE_SOURCE_ID

[boolean]

Default: False

input LAS/LAZ file

INPUT_LASLAZ

[file]

The first file containing points to be merged

2nd file

Optional

FILE2

[file]

The second file to merge

3rd file

Optional

FILE3

[file]

The third file to merge

4th file

Optional

FILE4

[file]

The fourth file to merge

5th file

Optional

FILE5

[file]

The fifth file to merge

6th file

Optional

FILE6

[file]

The sixth file to merge

7th file

Optional

FILE7

[file]

The seventh file to merge

additional command line parameter(s)

Optional

ADDITIONAL_OPTIONS

[string]

Default: ''

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

Output LAS/LAZ file

OUTPUT_LASLAZ

[file]

Default: [Skip output]

Specifies where the output point cloud is stored. Use LAZ for compressed output, LAS for uncompressed output, and TXT for ASCII. One of:

  • Skip Output

  • Save to a Temporary File

  • Save to File...

The file encoding can also be changed here.

24.3.12.2. 輸出

Label

名稱

Type

說明

Output LAS/LAZ file

OUTPUT_LASLAZ

[file]

The output (merged) LAS/LAZ format file

24.3.12.3. Python code

Algorithm ID: lastools:lasmerge

import processing
processing.run("algorithm_id", {parameter_dictionary})

The algorithm id is displayed when you hover over the algorithm in the Processing Toolbox. The parameter dictionary provides the parameter NAMEs and values. See Using processing algorithms from the console for details on how to run processing algorithms from the Python console.

24.3.13. lasprecision

24.3.13.1. 參數

Label

名稱

Type

說明

verbose

VERBOSE

[boolean]

Default: False

Generates more textual control output to the console

open LAStools GUI

GUI

[boolean]

Default: False

Starts the GUI of LAStools with pre-populated input files

input LAS/LAZ file

INPUT_LASLAZ

[file]

The file the input point cloud

additional command line parameter(s)

Optional

ADDITIONAL_OPTIONS

[string]

Default: ''

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

Output ASCII file

OUTPUT_GENERIC

[file]

Default: [Skip output]

Specifies where the output ASCII file is stored. One of:

  • Skip Output

  • Save to a Temporary File

  • Save to File...

The file encoding can also be changed here.

24.3.13.2. 輸出

Label

名稱

Type

說明

Output ASCII file

OUTPUT_GENERIC

[file]

The output ASCII file

24.3.13.3. Python code

Algorithm ID: lastools:lasprecision

import processing
processing.run("algorithm_id", {parameter_dictionary})

The algorithm id is displayed when you hover over the algorithm in the Processing Toolbox. The parameter dictionary provides the parameter NAMEs and values. See Using processing algorithms from the console for details on how to run processing algorithms from the Python console.

24.3.14. lasquery

24.3.14.1. 說明

<將演算法說明置於此處>

24.3.14.2. 參數

Label

名稱

Type

說明

verbose

VERBOSE

[boolean]

Default: False

Generates more textual control output to the console

open LAStools GUI

GUI

[boolean]

Default: False

Starts the GUI of LAStools with pre-populated input files

input LAS/LAZ file

INPUT_LASLAZ

[file]

The file the input point cloud

area of interest

AOI

[extent]

The extent

additional command line parameter(s)

Optional

ADDITIONAL_OPTIONS

[string]

Default: ''

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

24.3.14.3. 輸出

24.3.14.4. Python code

Algorithm ID: lastools:lasquery

import processing
processing.run("algorithm_id", {parameter_dictionary})

The algorithm id is displayed when you hover over the algorithm in the Processing Toolbox. The parameter dictionary provides the parameter NAMEs and values. See Using processing algorithms from the console for details on how to run processing algorithms from the Python console.

24.3.15. lasvalidate

24.3.15.1. 參數

Label

名稱

Type

說明

input LAS/LAZ file

INPUT_LASLAZ

[file]

The file the input point cloud

save report to '*_LVS.xml'

ONE_REPORT_PER_FILE

[boolean]

additional command line parameter(s)

Optional

ADDITIONAL_OPTIONS

[string]

Default: ''

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

Output XML file

OUTPUT_GENERIC

[file]

Default: [Skip output]

Specifies where the output XML file is stored. One of:

  • Skip Output

  • Save to a Temporary File

  • Save to File...

The file encoding can also be changed here.

24.3.15.2. 輸出

Label

名稱

Type

說明

Output XML file

OUTPUT_GENERIC

[file]

The output XML file

24.3.15.3. Python code

Algorithm ID: lastools:lasvalidate

import processing
processing.run("algorithm_id", {parameter_dictionary})

The algorithm id is displayed when you hover over the algorithm in the Processing Toolbox. The parameter dictionary provides the parameter NAMEs and values. See Using processing algorithms from the console for details on how to run processing algorithms from the Python console.

24.3.16. laszip

24.3.16.1. 參數

Label

名稱

Type

說明

verbose

VERBOSE

[boolean]

Default: False

Generates more textual control output to the console

run new 64 bit executable

CPU64

[boolean]

Default: False

open LAStools GUI

GUI

[boolean]

Default: False

Starts the GUI of LAStools with pre-populated input files

input LAS/LAZ file

INPUT_LASLAZ

[file]

The file to be zipped

only report size

REPORT_SIZE

[boolean]

Default: False

create spatial indexing file (*.lax)

CREATE_LAX

[boolean]

Default: False

append *.lax into *.laz file

APPEND_LAX

[boolean]

Default: False

additional command line parameter(s)

Optional

ADDITIONAL_OPTIONS

[string]

Default: ''

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

Output LAS/LAZ file

OUTPUT_LASLAZ

[file]

Default: [Skip output]

Specifies where the output point cloud is stored. Use LAZ for compressed output, LAS for uncompressed output, and TXT for ASCII. One of:

  • Skip Output

  • Save to a Temporary File

  • Save to File...

The file encoding can also be changed here.

24.3.16.2. 輸出

Label

名稱

Type

說明

Output LAS/LAZ file

OUTPUT_LASLAZ

[file]

The output file

24.3.16.3. Python code

Algorithm ID: lastools:laszip

import processing
processing.run("algorithm_id", {parameter_dictionary})

The algorithm id is displayed when you hover over the algorithm in the Processing Toolbox. The parameter dictionary provides the parameter NAMEs and values. See Using processing algorithms from the console for details on how to run processing algorithms from the Python console.

24.3.17. txt2las

24.3.17.1. 參數

Label

名稱

Type

說明

verbose

VERBOSE

[boolean]

Default: False

Generates more textual control output to the console

run new 64 bit executable

CPU64

[boolean]

Default: False

open LAStools GUI

GUI

[boolean]

Default: False

Starts the GUI of LAStools with pre-populated input files

input LAS/LAZ file

INPUT_LASLAZ

[file]

The file to be zipped

parse lines as

PARSE

[string]

Default: 'xyz'

skip the first n lines

SKIP

[number]

Default: 0

resolution of x and y coordinate

SCALE_FACTOR_XY

[number]

Default: 0.01

resolution of z coordinate

SCALE_FACTOR_Z

[number]

Default: 0.01

resolution of z coordinate

SCALE_FACTOR_Z

[number]

Default: 0.01

source projection

PROJECTION

[enumeration]

Default: 0

One of:

  • 0 --- ---

  • 1 --- epsg

  • 2 --- utm

  • 3 --- sp83

  • 4 --- sp27

  • 5 --- longlat

  • 6 --- latlong

  • 7 --- ecef

source epsg code

EPSG_CODE

[number]

utm zone

UTM

[enumeration]

Default: 0

One of:

  • 0 --- ---

  • 1 --- 1 (north)

  • 2 --- 2 (north)

  • 3 --- 3 (north)

  • 4 --- 4 (north)

  • 5 --- 5 (north)

  • 6 --- 6 (north)

  • 7 --- 7 (north)

  • 8 --- 8 (north)

  • 9 --- 9 (north)

  • 10 --- 10 (north)

  • 11 --- 11 (north)

  • 12 --- 12 (north)

  • 13 --- 13 (north)

  • 14 --- 14 (north)

  • 15 --- 15 (north)

  • 16 --- 16 (north)

  • 17 --- 17 (north)

  • 18 --- 18 (north)

  • 19 --- 19 (north)

  • 20 --- 20 (north)

  • 21 --- 21 (north)

  • 22 --- 22 (north)

  • 23 --- 23 (north)

  • 24 --- 24 (north)

  • 25 --- 25 (north)

  • 26 --- 26 (north)

  • 27 --- 27 (north)

  • 28 --- 28 (north)

  • 29 --- 29 (north)

  • 30 --- 30 (north)

  • 31 --- 31 (north)

  • 32 --- 32 (north)

  • 33 --- 33 (north)

  • 34 --- 34 (north)

  • 35 --- 35 (north)

  • 36 --- 36 (north)

  • 37 --- 37 (north)

  • 38 --- 38 (north)

  • 39 --- 39 (north)

  • 40 --- 40 (north)

  • 41 --- 41 (north)

  • 42 --- 42 (north)

  • 43 --- 43 (north)

  • 44 --- 44 (north)

  • 45 --- 45 (north)

  • 46 --- 46 (north)

  • 47 --- 47 (north)

  • 48 --- 48 (north)

  • 49 --- 49 (north)

  • 50 --- 50 (north)

  • 51 --- 51 (north)

  • 52 --- 52 (north)

  • 53 --- 53 (north)

  • 54 --- 54 (north)

  • 55 --- 55 (north)

  • 56 --- 56 (north)

  • 57 --- 57 (north)

  • 58 --- 58 (north)

  • 59 --- 59 (north)

  • 60 --- 60 (north)

  • 61 --- 1 (south)

  • 62 --- 2 (south)

  • 63 --- 3 (south)

  • 64 --- 4 (south)

  • 65 --- 5 (south)

  • 66 --- 6 (south)

  • 67 --- 7 (south)

  • 68 --- 8 (south)

  • 69 --- 9 (south)

  • 70 --- 10 (south)

  • 71 --- 11 (south)

  • 72 --- 12 (south)

  • 73 --- 13 (south)

  • 74 --- 14 (south)

  • 75 --- 15 (south)

  • 76 --- 16 (south)

  • 77 --- 17 (south)

  • 78 --- 18 (south)

  • 79 --- 19 (south)

  • 80 --- 20 (south)

  • 81 --- 21 (south)

  • 82 --- 22 (south)

  • 83 --- 23 (south)

  • 84 --- 24 (south)

  • 85 --- 25 (south)

  • 86 --- 26 (south)

  • 87 --- 27 (south)

  • 88 --- 28 (south)

  • 89 --- 29 (south)

  • 90 --- 30 (south)

  • 91 --- 31 (south)

  • 92 --- 32 (south)

  • 93 --- 33 (south)

  • 94 --- 34 (south)

  • 95 --- 35 (south)

  • 96 --- 36 (south)

  • 97 --- 37 (south)

  • 98 --- 38 (south)

  • 99 --- 39 (south)

  • 100 --- 40 (south)

  • 101 --- 41 (south)

  • 102 --- 42 (south)

  • 103 --- 43 (south)

  • 104 --- 44 (south)

  • 105 --- 45 (south)

  • 106 --- 46 (south)

  • 107 --- 47 (south)

  • 108 --- 48 (south)

  • 109 --- 49 (south)

  • 110 --- 50 (south)

  • 111 --- 51 (south)

  • 112 --- 52 (south)

  • 113 --- 53 (south)

  • 114 --- 54 (south)

  • 115 --- 55 (south)

  • 116 --- 56 (south)

  • 117 --- 57 (south)

  • 118 --- 58 (south)

  • 119 --- 59 (south)

  • 120 --- 60 (south)

state plane code

SP

[enumeration]

Default: 0

One of:

  • 0 --- ---

  • 1 --- AK_10

  • 2 --- AK_2

  • 3 --- AK_3

  • 4 --- AK_4

  • 5 --- AK_5

  • 6 --- AK_6

  • 7 --- AK_7

  • 8 --- AK_8

  • 9 --- AK_9

  • 10 --- AL_E

  • 11 --- AL_W

  • 12 --- AR_N

  • 13 --- AR_S

  • 14 --- AZ_C

  • 15 --- AZ_E

  • 16 --- AZ_W

  • 17 --- CA_I

  • 18 --- CA_II

  • 19 --- CA_III

  • 20 --- CA_IV

  • 21 --- CA_V

  • 22 --- CA_VI

  • 23 --- CA_VII

  • 24 --- CO_C

  • 25 --- CO_N

  • 26 --- CO_S

  • 27 --- CT

  • 28 --- DE

  • 29 --- FL_E

  • 30 --- FL_N

  • 31 --- FL_W

  • 32 --- GA_E

  • 33 --- GA_W

  • 34 --- HI_1

  • 35 --- HI_2

  • 36 --- HI_3

  • 37 --- HI_4

  • 38 --- HI_5

  • 39 --- IA_N

  • 40 --- IA_S

  • 41 --- ID_C

  • 42 --- ID_E

  • 43 --- ID_W

  • 44 --- IL_E

  • 45 --- IL_W

  • 46 --- IN_E

  • 47 --- IN_W

  • 48 --- KS_N

  • 49 --- KS_S

  • 50 --- KY_N

  • 51 --- KY_S

  • 52 --- LA_N

  • 53 --- LA_S

  • 54 --- MA_I

  • 55 --- MA_M

  • 56 --- MD

  • 57 --- ME_E

  • 58 --- ME_W

  • 59 --- MI_C

  • 60 --- MI_N

  • 61 --- MI_S

  • 62 --- MN_C

  • 63 --- MN_N

  • 64 --- MN_S

  • 65 --- MO_C

  • 66 --- MO_E

  • 67 --- MO_W

  • 68 --- MS_E

  • 69 --- MS_W

  • 70 --- MT_C

  • 71 --- MT_N

  • 72 --- MT_S

  • 73 --- NC

  • 74 --- ND_N

  • 75 --- ND_S

  • 76 --- NE_N

  • 77 --- NE_S

  • 78 --- NH

  • 79 --- NJ

  • 80 --- NM_C

  • 81 --- NM_E

  • 82 --- NM_W

  • 83 --- NV_C

  • 84 --- NV_E

  • 85 --- NV_W

  • 86 --- NY_C

  • 87 --- NY_E

  • 88 --- NY_LI

  • 89 --- NY_W

  • 90 --- OH_N

  • 91 --- OH_S

  • 92 --- OK_N

  • 93 --- OK_S

  • 94 --- OR_N

  • 95 --- OR_S

  • 96 --- PA_N

  • 97 --- PA_S

  • 98 --- PR

  • 99 --- RI

  • 100 --- SC_N

  • 101 --- SC_S

  • 102 --- SD_N

  • 103 --- SD_S

  • 104 --- St.Croix

  • 105 --- TN

  • 106 --- TX_C

  • 107 --- TX_N

  • 108 --- TX_NC

  • 109 --- TX_S

  • 110 --- TX_SC

  • 111 --- UT_C

  • 112 --- UT_N

  • 113 --- UT_S

  • 114 --- VA_N

  • 115 --- VA_S

  • 116 --- VT

  • 117 --- WA_N

  • 118 --- WA_S

  • 119 --- WI_C

  • 120 --- WI_N

  • 121 --- WI_S

  • 122 --- WV_N

  • 123 --- WV_S

  • 124 --- WY_E

  • 125 --- WY_EC

  • 126 --- WY_W

  • 127 --- WY_WC

additional command line parameter(s)

Optional

ADDITIONAL_OPTIONS

[string]

Default: ''

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

Output LAS/LAZ file

OUTPUT_LASLAZ

[file]

Default: [Skip output]

Specifies where the output point cloud is stored. Use LAZ for compressed output, LAS for uncompressed output, and TXT for ASCII. One of:

  • Skip Output

  • Save to a Temporary File

  • Save to File...

The file encoding can also be changed here.

24.3.17.2. 輸出

Label

名稱

Type

說明

output LAS/LAZ file

OUTPUT_LASLAZ

[file]

The output file

24.3.17.3. Python code

Algorithm ID: lastools:txt2las

import processing
processing.run("algorithm_id", {parameter_dictionary})

The algorithm id is displayed when you hover over the algorithm in the Processing Toolbox. The parameter dictionary provides the parameter NAMEs and values. See Using processing algorithms from the console for details on how to run processing algorithms from the Python console.