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62 views

Is ERDAS 2011 or ArcGIS 10.1 best to use when mosaicking 100's of ECW image files?

I have to perform hundreds of imagery files and they are in ECW files. They are 1 ft resolution and are in quarter quad and came from BLM but they are product by NGA. I wonder which software is the ...
1
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82 views

Uninstall ERDAS ECW/JP2 SDK Version 5.0 (Ubuntu)

I am using Ubuntu Linux as main OS when it comes to geoprocessing but I am not yet an expert using it. I recently needed QGIS to have ECW support, so I followed the instructions of Luke in the ...
4
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388 views

Why is GDAL ECW compression much poorer than ECW compression from ERDAS

We use ECW compressor shipped with ERDAS Imagine to export Orthoimagery for our different departments. Because we are facing problems with the Imagine license server, we had to choose GDAL (built with ...
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293 views

ECW Compression Engine Error in ERDAS Imagine

We have some IMGs that we're trying to convert to ECWs with the fourth band activated to mask the wretched black null data borders. The instructions we got from ERDAS were to create an AOI and export ...