Re: [Geotools-devel] ContrastEnhancement SLD improvements and question on clipping

2015-08-04 Thread Jody Garnett
I assume your -1 is intended to map to no data? No specical feedback, a warning that the existing image enhancement code fails when the top corner is out of bounds (perhaps this is fixed with the change to jai-ext). See GEOS-6213 -- Jody Garnet

[Geotools-devel] ContrastEnhancement SLD improvements and question on clipping

2015-08-03 Thread Daniele Romagnoli
Hi List, We are working on improving the SLD ContrastEnhancement support by adding some more Normalize algorithm and support for input parameters. Current Normalize ContrastMethod simply maps raster min max to 0, 255. We are going to add some more algorithms to Normalize such as StretchToMinMax wi