hypergas.orthorectification module#

Apply orthorectification to data.

class hypergas.orthorectification.Ortho(scene, varname, rpcs=None, gcps=None, gcp_crs=None)[source]#

Bases: object

Apply orthorectification by DEM model data.

Initialize ortho class.

See the reprojection page of rasterio for details.

Parameters:

  • scene (object) – The Satpy Scene defined by hypergas.

  • varname (str) – The loaded variable to be orthorectified.

  • rpcs – The Rational Polynomial Coefficients (rpcs).

  • gcps – The Ground Control Points (gcps).

  • gcp_crs (EPSG code) – The CRS of the GCP data.

apply_ortho()[source]#

Apply orthorectification.

  • EnMAP: using the RPC data from the L1 product;

  • EMIT: using the glt table from the L1 product;

  • PRISMA: using the manual gcp points from QGIS.

Returns:

da_ortho (DataArray) – The orthorectified data.

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