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14
votes
6answers
3k views
Should GDAL be set to produce GeoTIFF files with compression? Which algorithm should be used?
I have a folder of GIS data that consists mainly of GeoTIFF files. The whole set weighs in at about 1.2 GB. I noticed that if I pack the contents into a tarball, it smashes down to about 82 MB. I ...
4
votes
2answers
138 views
Wavelet vs Discrete compression for imagery
What is the main reasons to choose wavelet (jp2, sid, ecw) instead of discrete (JPEG) compression methods for raster data?
Lets limit this question to aerial imagery and lossy compression.
Why ...
