ossimlabs/ossim

What it solves

OSSIM is a C++ geospatial image processing library designed to handle complex image data for government, commercial, and educational use. It provides the core infrastructure for processing geospatial imagery, including orthorectification, reprojection, and metadata extraction.

How it works

It functions as a core library that other applications and plugins can build upon. It uses a CMake-based build system to integrate various components and depends on several 3rd-party SDKs like libtiff, OpenThreads, libjpeg, and libgeos. The project includes a command-line utility, ossim-cli, which consolidates various image processing tasks into a single interface.

Who it’s for

It is intended for developers and researchers in geospatial image processing, as well as entities involved in satellite imagery or mapping across various sectors.

Highlights

• Geospatial Toolset: Includes utilities for band merging, hillshading, slope computation, and viewshed analysis.
• Image Processing: Supports orthorectification and reprojection of image data.
• Extensible Architecture: Uses a plugin-based system where specific libraries can be enabled during the build process.
• Comprehensive Testing: Features a batch testing platform (ossim-batch-test) for functional and integration testing against expected datasets.