To get rid of the black, set the nodata_value on the command line:
gdal_merge.py -n 0 -o result.tiff -co COMPRESS=LZW -co TILED=YES 200k--n57-21_ozf-crop.tiff 200k--n57-22_ozf-crop.tiff Best Regards, Brent Fraser On 6/25/2011 8:24 PM, hatred wrote:
Hi guys! I was prepare some amount of maps. In originaly it have a box, i crop it using GIMP/listgeo/getifcp, Now I can make atlas in QLandKarteGT and it work well... But, I need to merge this images into one and I am fail: in result image my pages separated by transparent areas. My sources files: http://hatred.homelinux.net/~hatred/maps/geotiff/200k--n57-21_ozf-crop.tiff http://hatred.homelinux.net/~hatred/maps/geotiff/200k--n57-22_ozf-crop.tiff Result file (sorry for big size): http://hatred.homelinux.net/~hatred/maps/geotiff/result.tiff My command line: gdal_merge.py -o result.tiff -co COMPRESS=LZW -co TILED=YES 200k--n57-21_ozf-crop.tiff 200k--n57-22_ozf-crop.tiff GDAL version: 1.8.0 OS: Linux Also, in QGIS this maps separated by black areas. In GlobalMapper under wine this pages loaded good (like QLandKarteGT) Thanks for any help! _______________________________________________ Discuss mailing list Discuss@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/discuss
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