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</o:shapelayout></xml><![endif]--></head><body lang=DE link="#0563C1" vlink="#954F72" style='word-wrap:break-word'><div class=WordSection1><p class=MsoNormal>Hi,<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I'm currently building a workflow to crop possible white or black borders from my Geotiff files and create raster tiles with an alpha band.<o:p></o:p></p><p class=MsoNormal>I'm using some Python functions provided by you, such as gdal_calc.py.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>My workflow works so far, but my problem is that I have to run everything on my customer's server. <o:p></o:p></p><p class=MsoNormal>Unfortunately, I don't have the ability to install software there, so I can't install Python and gdal_calc.py can't be run.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>So far, I've always downloaded the compiled binaries from gisinternals.com and copied them to the server (the zip archive) to use gdalwarp, for example. <o:p></o:p></p><p class=MsoNormal>But with that, I can't run gdal_calc, right? Python is still needed for that, or am I mistaken?<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Is there a way to use gdal_calc/gdal_retile without having to install software components? <o:p></o:p></p><p class=MsoNormal>If there are approaches to control the functions through a wrapper, that would also help me. <o:p></o:p></p><p class=MsoNormal>I have knowledge in C# and could use MaxRev.Gdal.Core, for example. However, I haven't found an approach yet to use gdal_calc. <o:p></o:p></p><p class=MsoNormal>I probably have to rewrite the Python script in C#?<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Regards,<o:p></o:p></p><p class=MsoNormal>Carsten<o:p></o:p></p></div></body></html>