Module delta.extensions.sources
Imagery types for DELTA.
These are specified in the "type" field in the configuration yaml file.
Note that while DELTA supports compressed images for some satellites, we recommend extracting these images to tiffs beforehand as it will speed up training.
Expand source code
# Copyright © 2020, United States Government, as represented by the
# Administrator of the National Aeronautics and Space Administration.
# All rights reserved.
#
# The DELTA (Deep Earth Learning, Tools, and Analysis) platform is
# licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0.
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""
Imagery types for DELTA.
These are specified in the "type" field in the configuration yaml file.
Note that while DELTA supports compressed images for some satellites, we
recommend extracting these images to tiffs beforehand as it will speed up training.
"""
Sub-modules
delta.extensions.sources.landsat
-
Read Landsat images.
delta.extensions.sources.npy
-
Read data in numpy arrays.
delta.extensions.sources.sentinel1
-
Functions to support Sentinel1 satellites.
delta.extensions.sources.tiff
-
Block-aligned reading from multiple Geotiff files.
delta.extensions.sources.worldview
-
Functions to support the WorldView satellites.