Re: [gdal-dev] Image compositing in VRT files

2011-02-14 Thread Alain Cembro
No other answers ! Does it mean that it is not possible ? ___ gdal-dev mailing list gdal-dev@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/gdal-dev

Re: [gdal-dev] Image compositing in VRT files

2011-02-11 Thread Alain Cembro
Hello Jorge, --- On Fri, 2/11/11, Jorge Arévalo wrote: > You probably can use gdal_vrtmerge.py script in this way: > > gdal_vrtmerge.py -o out.vrt > > You can modify the out.vrt file to include only the bands > you're interested in. Sorry, it doesn't work : If I put the roads.tif first, th

[gdal-dev] Image compositing in VRT files

2011-02-11 Thread Alain Cembro
Hello, I have two sets of tiles. The first one contain RGB tiles, let us call it" orthophotos". The first one contain RGBA tiles, let us call it "roads" (with transparent background) Is it possible to write a VRT file, so that the resulting image would have only 3 channels RGB, and show the roads

Re: [gdal-dev] Problem with GDAL Python bindings and ECW format under Windows

2011-01-25 Thread Alain Cembro
--- On Tue, 1/25/11, Ivan Lucena wrote: > Do you have the GDAL_DRIVER_PATH environment variable set > on your Windows system? > > C:\>echo %GDAL_DRIVER_PATH% > C:\Apps\GDAL\bin\gdalplugins Ivan, You are right, I forgot to set that variable. Now it is working. Thank you very much ! Tamas, Coul

[gdal-dev] Problem with GDAL Python bindings and ECW format under Windows

2011-01-25 Thread Alain Cembro
Hello list, I have written a Python program to create ECW files. It is working fine under Linux, but not under Windows XP. I have installed : - Python 2.6.6 (the official version) - gdal-18-1500-core.msi - gdal-18-1500-ecw.msi - GDAL-1.8.0.win32-py2.6.exe I downloaded the last three files at http: