hypso.georeference

Subpackages

Submodules

Package Contents

Functions

generate_rgb_geotiff(satObj[, overwrite])

Generate RGB GeoTiff image

generate_full_geotiff(satObj[, product])

Generate Full 120 Band GeoTiff image

create_adcs_timestamps_files(nc_path, nc_info)

Creates timestamps for files

interpolate_at_frame(pos_csv_path, quat_csv_path, ...)

Function to interpolate at the frame based on the quaternion, position and timestamps

geometry_computation(framepose_data_path[, hypso_height])

Compute geometry using the framepose data

start_coordinate_correction(points_path, satinfo, ...)

Start coordinate correction process
hypso.georeference.generate_rgb_geotiff(satObj, overwrite=False)

Generate RGB GeoTiff image

Parameters:

  • satObj – Hypso satellite object.

  • overwrite (bool) – If true, overwrite the previously generated RGB GeoTiff image

Returns:

No return

Return type:

None

hypso.georeference.generate_full_geotiff(satObj, product='L1C')

Generate Full 120 Band GeoTiff image

Parameters:

  • satObj – Hypso satellite object.

  • product (Literal[L1C, L2-6SV1, L2-ACOLITE]) – Product to generate it can be either “L1C”, “L2-6SV1”, “L2-ACOLITE”

Returns:

No return

Return type:

None

hypso.georeference.create_adcs_timestamps_files(nc_path, nc_info)

Creates timestamps for files

Parameters:

  • nc_path (pathlib.Path) – Absolute patth of the netCDF4 file

  • nc_info (dict) – Dictionary containing the capture data and the temporary folder with generated files.

Returns:

Dictionary used with no modification

Return type:

dict

hypso.georeference.interpolate_at_frame(pos_csv_path, quat_csv_path, flash_csv_path, additional_time_offset=0.0, framerate=- 1.0, exposure=- 1.0)

Function to interpolate at the frame based on the quaternion, position and timestamps

Parameters:

  • pos_csv_path –

  • quat_csv_path –

  • flash_csv_path –

  • additional_time_offset –

  • framerate –

  • exposure –

Returns:

Return type:

None

hypso.georeference.geometry_computation(framepose_data_path, hypso_height=684)

Compute geometry using the framepose data

Parameters:

  • framepose_data_path –

  • hypso_height – Height of the Hypso capture

Returns:

No return.

Return type:

None

hypso.georeference.start_coordinate_correction(points_path, satinfo, proj_metadata, correction_type='affine')

Start coordinate correction process

Parameters:

  • points_path (pathlib.Path) – Path of the .points file generated with QGIS software

  • satinfo (dict) – Dictionary containing capture information

  • proj_metadata (dict) – Dictionary containing projection metadata of the capture

  • correction_type (Literal[affine, homography, polynomial, lstsq]) – String with the method out of “affine”, “homography”, polynomial” and “lstsq”

Returns:

Corrected lat and lon coordinate 2D arrays

Return type:

Tuple[numpy.ndarray, numpy.ndarray]