There wasn't a good reason for this limitation and new versions of netconvert support other color encodings as well: https://github.com/eclipse/sumo/issues/8365
Am Di., 16. März 2021 um 15:40 Uhr schrieb Alejandro Rodríguez Sánchez < [email protected]>: > Hello again, I just solved this. The problem seems to be that -I don't > know why- netconvert does not accept 32-bit colored tiff files, it has to > be 16-bit. > > Regards, > Alejandro. > > El mar, 16 mar 2021 a las 9:54, Alejandro Rodríguez Sánchez (< > [email protected]>) escribió: > >> Hello, >> I'm running a series of simulations for different urban areas. When I do >> it for a small area that requires only 1 DEM file from de NASA ASTER >> collection, it works perfectly. >> However, when my area is bigger than the ASTER DEM file, I have to merge >> those files, but when doing that, SUMO doesn't read the .tif file >> correctly. In fact I have the following error message: >> >> Error: Unknown data type in Madrid_elevation.tif >> >> where Madrid_elevation.tif has been created with the merge tool of the >> raster package in R from 9 DEM files. This is the full R code: >> library(raster) >> h1=raster("ASTGTMV003_N39W003_dem.tif") >> h2=raster("ASTGTMV003_N39W004_dem.tif") >> h3=raster("ASTGTMV003_N39W005_dem.tif") >> h4=raster("ASTGTMV003_N40W003_dem.tif") >> h5=raster("ASTGTMV003_N40W004_dem.tif") >> h6=raster("ASTGTMV003_N40W005_dem.tif") >> h7=raster("ASTGTMV003_N41W003_dem.tif") >> h8=raster("ASTGTMV003_N41W004_dem.tif") >> h9=raster("ASTGTMV003_N41W005_dem.tif") >> >> mmerge = merge(h1, h2, h3, h4, h5, h6, h7, h8, h9) >> tmp <- "D:/ALEJANDRO-TESIS/3_sumo/Topografia/Para_unir/Madrid/" >> plot(mmerge) >> rf <- writeRaster(mmerge, filename=file.path(tmp, >> "Madrid_elevation.tif"), format="GTiff", overwrite=TRUE) >> >> >> The only difference between the original DEM files and the merged one is >> that originals are 16bit and the merged one are 32bit colors. And there is >> no problem reading the merged file with any GIS software or image visor. >> >> Any clue of what it is wrong? >> >> Best regards, >> Alejandro >> >> -- >> Alejandro Rodríguez Sánchez >> PhD student >> CIEMAT // Universidad Complutense de Madrid >> 28040 Madrid >> email: [email protected] >> Website: https://alexrsanchez.github.io/en/ >> > > > -- > Alejandro Rodríguez Sánchez > PhD student > CIEMAT // Universidad Complutense de Madrid > 28040 Madrid > email: [email protected] > Website: https://alexrsanchez.github.io/en/ > _______________________________________________ > sumo-user mailing list > [email protected] > To unsubscribe from this list, visit > https://www.eclipse.org/mailman/listinfo/sumo-user >
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