OSSIM Technology Overview

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OSSIM Technology Overview

• Mark Lucas

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Awesome

• Open Source Software Image Map (OSSIM)

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Design Goals

• Open Source Software Infrastructure
• Remote Sensing, Photogrammetry, and Image
  Processing Technologies
• Provide for Rapid Prototyping and High
  Performance Computing

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Open Source Projects

• remotesensing.org founded in 1997
• Federal Funding and Support
• Multiple Certifications and Evaluations
• Systems and Tools are being based on OSSIM

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Open Source Leverage

• Software Libraries
• Tools
• Systems
• Relational Databases
• Visualization

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OSSIM Reviews

• Used in the Intelligence and Defense Communities
• NGA Certified Map Projections and Transformations
• RPC Universal Sensor Model validated on NTM
• Validated in NGA CELTIC Pathfinder 2003

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Key Features

• Dynamic Image Chains
• Non-Destructive Parameter based on demand
  processing
• Rigorous Sensor Modeling
• Hyperspectral Capable
• Parallel Processing (mpi)
• Dynamic Plugin Architecture

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Platform Independent

• Linux
• IBM AIX - (xlc compiler)
• Mac OSX
• Solaris
• Windows

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Image Chains

• Dynamically Connectable Image Chains
• Source gt Models gt Filters gt Combiners gt Output
• Parameter Based, Non-Destructive Processing

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Dynamic Plugins

• Supports External Plugins
• Dynamically Loaded at Runtime
• Simple keyword based interface

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Applying OSSIM

• Tools, Applications and Utilities
• Systems
• GUI Applications

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Tools, Applications, and Utilities

• currently over 30 tools and utilities
• one is igen

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igen - Image Generator
image chain definition
igen
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igen - Image Generator
image chain definition
igen
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igen - Image Generator
image chain definition
igen
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igen - Image Generator
image chain definition
igen
Product
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Systems - GeoClusters

• Based on Open Source Software Components
• Linux Operating System and Utilities
• Web based user interface for Navigation and data
  selection
• User picks Area of Interest, inputs, processing,
  product output specs and file format
• Product Generated, User notified via email,
  fetches product via ftp link

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Inside the System
image chain definition
igen
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Inside the System
Relational Database
image chain definition
igen
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Inside the System
Relational Database
image chain definition
igen
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Current Developments

• Prototyping Workstations
• Infrastructure Support and Documentation
• More Sensor Models
• GRID Support
• XML Support
• Classified Support

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Visual Chain Editor Overview

• Production and Prototyping Tool
• Creates and Manipulates Image Chains
• GUIs for Editing Chains and Parameters
• Calls igen to produce products

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Polygon Masking
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Elevation Processing
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Elevation

• Elevation Loaded by Default
• Precision Terrain Correction and
  Orthorectification Performed Automatically
• Elevation Source Can be Processed in the Chain

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Elevation Manager Menu
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Elevation Manager Menu executed
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Elevation manager Mosaic Selected
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Elevation Manager Mosaic Final
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Elevation Normals Menu
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Elevation Noramls Calculation Selection
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Elevation Normals Applied
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Elevation Hillshade Menu
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Elevation Hillshade Layer Selection
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Elevation Hillside Executed
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Elevation Hillshade Edit Layers Menu
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Elevation Hillshade Edit Layers Executed
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Elevation Hillshade Elevation, Azimuth and
Smoothness
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Elevation Hillshade Edit Layers Very Rough
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Elevation Hillshade Edit Layers Color Selected
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Elevation Hillshade Edit Layers Color Removed
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Equation Editor
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Vector Support
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Blends
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Mosaics and Histogram Matching
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Map Composition
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Demo
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Strengths

• High Performance Remote Sensing and Image
  Processing
• Custom Image Processing and Prototyping
• Photogrammetry, Sensor Modeling, Advanced
  Spectral Capabilities

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Next Steps

• Transition from Development to User Community
• Focus on Tools that Use OSSIM
• Packaging, Documentation, Tutorials
• Rehosting of www.remotesensing.org and ossim.org
• Implementing Norman Vines 5 year plan

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Points of Contact
www.remotesensing.org www.ossim.org (currently
www.flids.org/ossim) Mark Lucas mlucas_at_intelligen
ce-data.com