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GeoTiff PathRow

by Atma Bharathi Mani

 

24 Feb 2010 (Updated 28 Apr 2010)

Program to generate path-row polygon shapes from a set of georeferenced satellite images.

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Description

In large scale mapping projects with numerous satellite images, it is useful to have a vector file depicting the boundary of the images. This script when run from the folder containing the images, it automatically detects the geotiffs and extracts their image area boundary and constructs a polygon shape file containing the boundary of all images. The name of the image file is given as the attribute information for each polygon. Ideally, the images are expected to be named with their path-row numbers.

Required Products Mapping Toolbox
MATLAB release MATLAB 7.8 (R2009a)
Other requirements RAM: When typed 'memory' in matlab command prompt, the size of maximum possible array should be larger then your GeoTiff image size.
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Updates
28 Apr 2010

Code updated to determine image boundary when background fills are either 0 or maximum value possible for the quantization.

A display of the path row vectors is provided.

Tag Activity for this File
Tag Applied By Date/Time
mapping Atma Bharathi Mani 24 Feb 2010 09:35:05
earth science Atma Bharathi Mani 24 Feb 2010 09:35:05
image processing Atma Bharathi Mani 24 Feb 2010 09:35:05
geotiff Atma Bharathi Mani 24 Feb 2010 09:35:05

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