kopia lustrzana https://github.com/OpenDroneMap/ODM
39 wiersze
1.5 KiB
Plaintext
39 wiersze
1.5 KiB
Plaintext
# orthophoto_file: input GeoTIFF raster file
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# crop_area_file: input vector polygon file delimiting the safe area for processing
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# number_lines: number of cutlines on the smallest side of the orthophoto for computing the final cutline
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# max_concurrency: maximum number of parallel processes to use
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# memory: maximum MB of memory to use
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# ------
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# output: If successful, prints the full path to the cutlines file. Otherwise it prints "error"
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# Import orthophoto (green band only)
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r.external band=2 input="${orthophoto_file}" output=ortho --overwrite
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# Import crop area
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v.in.ogr input="${crop_area_file}" output=crop_area --overwrite
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g.region vector=crop_area
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# Generate cutlines
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i.cutlinesmod.py --overwrite input=ortho output=cutline number_lines=${number_lines} edge_detection=zc no_edge_friction=20 lane_border_multiplier=1000000 tile_width=1024 tile_height=1024 overlap=20 processes=${max_concurrency} memory=${memory}
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#v.out.ogr input=cutline output="cutline_raw.gpkg" format=GPKG
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# Select cutlines that are within crop area
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v.select ainput=cutline binput=crop_area output=result operator=within
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# Export
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v.out.ogr input=result output="result.gpkg" format=GPKG --overwrite
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# Merge all geometries, select only the largest one (remove islands)
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ogr2ogr -f GPKG -overwrite -explodecollections -dialect SQLite -sql "SELECT ST_Union(geom) FROM result ORDER BY ST_AREA(geom) DESC LIMIT 1" cutline.gpkg result.gpkg
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# Add new line output in case the last command didn't.
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echo ""
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if [ -e "cutline.gpkg" ]; then
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echo "$$(pwd)/cutline.gpkg"
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else
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echo "error"
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fi
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