Re: [gdal-dev] Masks vs nodata?

2015-04-21 Thread Sean Gillies
Hi Even, On Mon, Apr 20, 2015 at 11:20 AM, Even Rouault even.roua...@spatialys.com wrote: Sean, Not being able to unset nodata values for datasets is tripping up GDAL users at work. I'm considering measures that require 1-bit internal masks (we're primarily using GeoTIFF) instead of

Re: [gdal-dev] Masks vs nodata?

2015-04-20 Thread Even Rouault
Sean, Not being able to unset nodata values for datasets is tripping up GDAL users at work. I'm considering measures that require 1-bit internal masks (we're primarily using GeoTIFF) instead of nodata values because, unlike nodata, the masks can be cleared by setting them uniformly to True