Re: [gdal-dev] gdal_retile not generating alpha band

2015-05-04 Thread Tom Wardrop
It would be really nice if I could find a single pass solution for this. I need to retile 200GB of imagery and would prefer not to have to process it twice. I think my work-around using gdal_translate is a better solution than converting black pixels to alpha, besides, I’m using GeoServer with t

Re: [gdal-dev] gdal_retile not generating alpha band

2015-05-04 Thread David Strip
This sounds more like a problem with a missing NODATA value rather than transparency/alpha. As far as I can tell from the docs, there is no means to specify the NODATA value in the gdal_retile command, including the CO options. If the only place that true black occurs is

[gdal-dev] GDAL/OGR 2.0.0 Beta 1 Available

2015-05-04 Thread Even Rouault
Hi, I have prepared the GDAL/OGR 2.0.0 Beta1 release. It will potentially be followed by a second beta in the second half of this month and with hopefully a RC1 end of month/beginning of June. The source is available at: http://download.osgeo.org/gdal/2.0.0beta1/gdal-2.0.0beta1.tar.xz h