cars.data_structures.format_transformation

Contains function for format transformation between region and windows:

Module Contents

Functions

grid_margins_2_overlaps(grid, margins)	Convert margins to overlap grid format used in CarsDatasets
get_corresponding_indexes(row, col)	Get point cloud tiling grid indexes, corresponding to
terrain_coords_to_pix(point_cloud_cars_ds, resolution)	Compute the tiling grid in pixels, from a tiling grid in
region_margins_from_window(initial_margin, window, ...)	Convert window to margins.

cars.data_structures.format_transformation.grid_margins_2_overlaps(grid, margins)

Convert margins to overlap grid format used in CarsDatasets

Parameters

• grid (np.ndarray) – region grid

• margins (List) – margin

Returns

overlap grid

Return type

np.ndarray

cars.data_structures.format_transformation.get_corresponding_indexes(row, col)

Get point cloud tiling grid indexes, corresponding to given raster indexes. In rasterio convention.

Parameters

• row (int) – row

• col (int) – col

Returns

corresponding indexes (row, col)

Return type

tuple(int, int)

cars.data_structures.format_transformation.terrain_coords_to_pix(point_cloud_cars_ds, resolution)

Compute the tiling grid in pixels, from a tiling grid in geocoordinates

Parameters

• point_cloud_cars_ds (CarsDataset) – point clouds

• resolution (float) – resolution

Returns

new tiling grid

Return type

np.ndarray

cars.data_structures.format_transformation.region_margins_from_window(initial_margin, window, left_overlaps, right_overlaps)

Convert window to margins.

Parameters

• initial_margin (List) – Initial Margin computed

• window (Dict) – window to use

• left_overlaps (Dict) – left overlap to use

• right_overlaps (Dict) – right overlap to use

Returns

Region, Margin

Return type

Tuple(List, List)