GDAL-VECTOR-SIMPLIFY(1) GDAL GDAL-VECTOR-SIMPLIFY(1) >>> (NAME) gdal-vector-simplify - >>>>>>>>> >>>>>>>>> >> >>>>>>>>>>> >>>>>> >>>>>>>>>> >> >>>> 3.12. >>>>> >>>>> (SYNOPSIS) >>>>>>: gdal vector simplify [OPTIONS] >>>>>>>>> >>>>>>>>> >> >>>>>>>>>>> >>>>>>. >>>>>>>>>>> >>>>>: -i, --input >>>>>>>>>>>>>>> >>>>>> >>>>> [>>>>>>] [>> pipeline>> >> >>>>> >>>>] -o, --output >>>>>>>>>>> >>>>>> >>>>> [>>>>>>] [>> pipeline>> >> >>>>> >>>>] --tolerance >>>>>>> >>>>> >>>> >>>>>>>>>. [>>>>>>] >>>>>>>>> >>>>>: -h, --help >>>>> >>>> >>>>>> > >>>> --json-usage >>>>> >>>> >>>>>> >>>>>>> >>> JSON > >>>> --config = >>>>> >>>>>>>> [>>>> >>>>>] -q, --quiet >>>> >>>>>> (>>>> >>>> >>>>>> >> >>>> >>>>>) [>> pipeline>> >> >>>>> >>>>] >>>>>>>>: -l, --layer, --input-layer >>> >>>>(>>>) >>>>> [>>>> >>>>>] [>> pipeline>> >> >>>>> >>>>] -f, --of, --format, --output-format >>>> >>>>> (>>>>> "GDALG" >>>> >>>) [>> pipeline>> >> >>>>> >>>>] --co, --creation-option = >>>>> >>>> [>>>> >>>>>] [>> pipeline>> >> >>>>> >>>>] --lco, --layer-creation-option = >>>>> >>>> >>>> [>>>> >>>>>] [>> pipeline>> >> >>>>> >>>>] --overwrite >>> >>>>>>> >>>>>>>>>>> >>>>> >>>>> >>>> >>> [>> pipeline>> >> >>>>> >>>>] --update >>> >>>>>>>>>>> >>>>> >> >>>> >>>>>>>>>>> >>> >>> [>> pipeline>> >> >>>>> >>>>] --overwrite-layer >>> >>>>>>> >>>> >>>>> >>>>> >>>> >>> [>> pipeline>> >> >>>>> >>>>] --append >>> >>>>> >> >>>> >>>>> >>>> >>> [>> pipeline>> >> >>>>> >>>>] >>>>>>>>>>> >> --upsert --output-layer >>> >>>> >>>>> [>> pipeline>> >> >>>>> >>>>] --skip-errors >>>>>>>>>>>> >>>>> >>>>> >>>>> >>>>> [>> pipeline>> >> >>>>> >>>>] --active-layer >>>>> >>>> >>>> (>> >>>> >>>>> >>>>> >>>) --active-geometry >>> >>>> >>>>> >>>> >>>>> >>>> >>>>>> >> >> (>> >>>> >>>>> >>>>> >>>) >>>>>>>>> >>>>>>>: --if, --input-format >>>>>>>> >>>>> [>>>> >>>>>] [>> pipeline>> >> >>>>> >>>>] --oo, --open-option = >>>>>>>>> >>> >>>> [>>>> >>>>>] [>> pipeline>> >> >>>>> >>>>] --output-oo, --output-open-option = >>>>>>>>> >>> >>>> >>>>> [>>>> >>>>>] [>> pipeline>> >> >>>>> >>>>] --upsert >>>>>>>>>>>/>>> >>>>> (>>>>>>>> 'append' >>>) [>> pipeline>> >> >>>>> >>>>] >>>>>>>>>>> >> --append >>>>>>> (DESCRIPTION) >>>>> gdal vector simplify >>>>>>>> >> >>>>>>>>> >>>>>>> > >>>>>>> >>>>>> >> >>>>>> >> >>>>> >>>>> >> >>>> >>>> > >>>>> >>>>>>>>> >>>>> >>>>. >>> >>>>>>>>> >> >> >>>>>>>> >>>>>> >>>>>> >>>>> >>>>> >> >>>>>>>> Douglas-Peucker >>>>>>> >>>>>>. >>> >>> >>>> >>> OGRGeometry::SimplifyPreserveTopology() >>>>> >>>>>> >> >>>>>>>> >> >>>> >> >>>>> >>> >>>>>>> >>> >> >>>> >> >> >>>>. >>>>>>>> >>>> >>> >>>>>>> >> >>>>>>>>>>>>>> >>>> >>>>>>>>>> >> >> >>>>> >>>>>> >>>>>>>> >> >>>. >>>> >>>>> >>>>>>>>> >>>>>>>>>> >> >>>>>> >>>>> >>>> >>>>>>>> >>> >>>> gdal vector simplify-coverage >> >>>>>>. >>> >>>>> >>>>>> >>>>>>>> >>>>>>>> >>>>>>>> >> gdal vector pipeline >>>>>>> >>>. [>>>>>] >>>>>>>>>>> >>> >>> >> (>>) > >> >> (>>>>) >>>>>>>>> >> gdal vector simplify..UNINDENT >>>>: >>> >>>>> >>>>>>> >>>>>>> GDAL >> >>>>> >>>>>>>> GEOS >>>. >>> >>>>>> >> >>>>>>>>>> >> >>>>> >> >>>> >> >>>> JSON >> >>>>>>> >> >>>> >>>>> GDALG >>>>>>>> >>>>>>. >>>> >>>> >> >>>>>>> >>> >> >>>>> >> >>>>>>>>>>> >>>>>> >> >>>>>>> >> >>>>>> GDALG: GDAL Streamed Algorithm >>> >>>> > >>>>>>> >>>>>>>> >> >> >>>> >> >>>> (on-the-fly) / >>>>>> >>>>> >>>>. >>>>>>>>> >>>>>>> >>>>>> (PROGRAM-SPECIFIC OPTIONS) --tolerance >>>>> >>>>>>>> >>>> >>> >>>>>> >>>>>> >>>>>>>>>>> >>>> >>>>> >>>> >>>>>> >>>>> >>>>> >> >>>>>>> >> >>> OGRGeometry::SimplifyPreserveTopology() >>>. >>>> >>>>> >> >>>>> >>>>>>> >>>>>>>>> >>>> >>>> >>>. >>>>>>>>> >>>>>>>>> (STANDARD OPTIONS) --active-geometry >>>> >>>>> >>>> >> >> >>>> >>> >> >>>>> >>>>>>. >>>>>> >> >>>> >>>> >>>> >>>> >>>>> >>>>>>>>> >>> >>>>>> >>>> >>>>> >>>>. >>>> >>>>>>> >>>>> >>>>> >>>>>>> >>>. >>> >>> >>>>> >>>> >>>>> >>>> >>>>>>> >>>>> >>> >>>>>> >>>> >>>>>> >>>>. >>> >>>>> >>>>>>>> >> --active-layer >>>>> >>>. --active-layer >>>> >>>> >> >>>>> >>>>>>. >>>>>> >> >>>> >>>> >>>> >>>> >>>>>>>>> >> >>> >> >>> >>>>>> >>>> >>>>> >>>>. >>>> >>>>>>> >>>>> >>>>>>> >>>. >>> >>> >>>>> >>>> >>>>> >>>> >>>>>>> >>> >>>>>> >>>> >>>>>> >>>>. --append >>> >>>>> >>>>> >> >>>>(>>>) >>>>> >>>> >>> >> >>>. >>> >>>>> >>>>>> >> >>>>> >> >>>>>>>>>>> >>>>> >>>> >>>> >>>>>> >>>>> >> >> >>>>> >>>>>>. --co, --creation-option = >>>>>> >> >>>>>>> >> >> >>> >>>>> >>>>>>> >>>> >>>>>>>>>>> >>>>> >> >>>>>>> >> >>>>> >>>> >>>>> >>>>>> >>>> >>>>>>>> >>>>>>> >>>. >>>> >>>>>> >>>>>> GeoPackage >> >>>>>>>>> >>>> >>>> >>>>> >>>> >>>>>>>> >>>>>>. >>>>>>>> >>>>> >>>. >>>>>>>>> >>>>> >>>> >>>>>>>>>>> >> >>>> >>>>>> >>>> >>>>> >>>> > >>>> >> >>>>>>>> >>>> >>> >>>>> >>>>> >>>>>>. >>>>>> >> >>>>>>>>> >>>>>>>>>>>> >>>> >> >>>> >> >>>>>>> >> >>>>> >> >>>>> --formats >>>>>> >>>> >>> >>>>>>> >>>>> >>>> >>>> >>>>>>> >>>>> >> >>>>>>>>> >>>> >>>>>> >>>. >>>> >>>>>>>>> >>>> >>>> >> >> >>>>> >>>>>>> >>>>>>> >> >>>> >> Vector drivers >> >>>>>>. >>>> >>>>> >>>>> >> >>>>>>>>> >>>> >>>>>>>>>>> >> >>>>>>>>> >>>> >>>> >>>>>> >>>>>. --if, --input-format >>> >>>>/>>>>>>> >> >>>> >>> >>>> >>>>(>>>) >>>>> >>>> >>>>>>. >>>>>>> >>>>> >> >>>>> >>>>> >>> >>>>>>> >> >> >>>> >>>>>>> >> >>>>> >>>>>> >>>>>>> >> >>>>>> >> >> >>>>>> >>>>>> >>>>> >>>> >>>>>>>> >>>>>>> >>>. >>> >>>>> >>>>>>>> >>>>> >>> >>>> >>>> >>>> >>> >>>>>> >>>>>> >>>>> >>>. >>>> >>>>> >>>>> >> >>> >>> >>>>>>>> >> >>>>> >> >>> >>>> >>>>>>>>>>> >>>>>>>. >>>>>>>> >>>> >> >>>>>>>> >>>>>>>>>>>>> >>>> >>>>> >>>> >>>>>. >>>>>>>> >>>>> >>>. --input-layer >>> >> >> >>> >>>> >> >>>> >>>>>> >>>> >>>>>>. >>>>>> >>>>>>>> >>> >>>>>>> >>>>>> >>>>>> >>. >>>> >>>>>> > >>>>> >>>> >>>>>>> >>> >>>> >>>>>> >> >>>>>>>>>> >> --active-layer >>>>>>> >>>>. --lco, --layer-creation-option = >>>>>> >> >>>>>>> >> >> >>> >>>>> >>>>>>> >>>> >>>> >>>>> >> >>>>>>> >> >>>>> >>>> >>>>> >>>>>> >>>>> >> >>>> >>>>>>>> >>>>>>> >>>. >>>> >>>>>> >>>>>> GeoPackage >> >>>>>>>>> >>>> >>>> >>>> >>>>> >>>>> >>>>> >> >>> >>>> >>>>>> >>>>> >>>>> >> >>>>>>> > >>>> >>>>>>>> >>>>>>. >>>>>>>> >>>>> >>>. >>>>>>>>> >>>>> >>>> >>>> >> >>>> >>>>>> >>>> >>>>>> >>>> > >>>> >> >>>>>>>> >>>> >>>>> >>>>> >>>> >>>> >>>>>>. >>>>>> >> >>>>>>>>> >>>>>>>>>>>> >>>> >> >>>> >> >>>>>>> >> >>>>> >> >>>>> --formats >>>>>> >>>> >>> >>>>>>> >>>>> >>>> >>>> >>>>>>> >> >>>> >>>>>>>>> >>>> >>>>>> >>>. >>>> >>>>>>>>> >>>> >>>> >>>> >> >>>>> >>>>>>> >>>>>>> >> >>>> >> Vector drivers >> >>>>>>. >>>> >>>>> >>>>> >> >>>>>>>>> >>>> >>>> >> >>>>>>>>> >>>> >>>>>>>>>>> >>>>> >>>>>. --oo, --open-option = >>>>> >>> >>>> >>>>>>>>>>> (>>>>> >>>>). >>>>>>>> >>>>> >>>. -f, --of, --format, --output-format >>>> >>>> >>>>>> >>>>> >>>>>>> >>>. >>>>>> >>>> >>>> >>> >> >>>>> >>> >>>> >>>>: gdal --formats | grep vector | grep rw | sort --output-layer >>> >>>>>>> >> >>>> >>>>>> >> >>>>> >> >> >>>>> >>>>>> >>. >>> >>>>> >>>>> >>>>>>> >>>> >>>>> >>>>>> >>>>>>> >>>> >>>>> >>>>>> >>>. --output-open-option, --output-oo = >> >>>> 3.12 >>>>> >>. >>>>> >>> >>>> >>>>>>>>>>> >>>> >>>>>>>>>>> >>>>> (>>>>> >>>>). >>>>>>>> >>>>> >>>. --overwrite >>>>> >>>> >> >>>>>> >>>> >>>>>>>> >>>> >> >>>>>>>>>>> >>>> >>>>>. >> >>> >>> >>>>> >>>>>> >>>>>>>> >>> >>>> >> >>>>>>>>>>> >>>> >> >>> >>>> >>>>> >>>>> gdal >> >>> >>>>> >>>>>>. --overwrite-layer >>> >>>>>>>> >>>> >>>>>> >>>>> >>>>> >>>> >>> >> >>>. --skip-errors >> >>>> 3.12 >>>>> >>. >>> >>>>>> >>>>>>> >> >>>>> >>>>>(>>) >>>> >>>>>> >>>>> >>>> >> >>>. >>>> >>>>> >>>>> >> >>> >>>>> >>>>>> >>>> >>>>>> >> >> >> >>>>> >> >> >>>> >>>>> >>>>>>> >> >>>> >>> >>>>> >>> >> >>>>>>>>>> >>>> >>>> >>>> >>>> >>>> >>>. --update >>> >>>>>>>>>>> >>>>> >>>>> >> >>>> >>>>>>>>>>> (update) >>> >>> >> >>>. --upsert >> >>>> 3.12 >>>>> >>. >>>>>>> >> --append >> >> >> >> >>> >>>>> >> OGRLayer::CreateFeature()> >> >>>>>> OGRLayer::UpsertFeature() >>>> >>> >> >>>>>>>>>>> >>>>> >>>>>>> >>>>>>. >>> >>>>>> >> >>> >>>> >>>> >> >>> >>>>>> >>>>>>>>>> >>> >>>: GPKG -- GeoPackage vector> Elasticsearch: Geographically Encoded Objects for Elasticsearch > MongoDBv3 (>>>>>>>>>> >> upsert >> >>>>>>>>>> >>>>>>> >>>>>> GDAL_DCAP_UPSERT >> >>>>> >>>>>>>). >>>>>> upsert >> FID >>>>> >>>>>> >> >>>>> >> >>>>> >>> >>>> (> >>> >>>> FID >> >>>> >>>> >>>>>)> >> >>>>> >>>> >>>>>>>>>>> >>>>> >>>>> >>>>>>> >>>>>>. >>>>> >>>>> >>> >> >>>>>>> >>>> >>> >> FID >> >>>>>>>> >>>> > >>>> >>>>>> >>>. >>>> >>>>>> GPKG> >>>>>> >>>>> upsert >>>>>> >> FID >>>>> >>>>> >>>> >> >>>>>>> >>> >>> >>>> >>>> (>>>>> --unset-fid >> >>>>> gdal vector edit >>>>>>>> >>>> >>>>>> >>>>> FID >> >>>>> >>>> >>>>>>> >>>)> >>>>> >> >>>>> >> >>>> UNIQUE >>>> >>>>> >>>> >> >>>> >>>> >>>> >>>> >>>>>. >>>>>> >> >>>> >>>>>> >> >>>>> 0> > >> >>>> >>>> >>> >>>>>> >>> >>> >>>>>>>>>>> (>>>>>> >>>>>>>>>>>>> >> >> >>> >>>>> >>>>> >>>> >>>>>>>> >> >>>>> >>>>> >>>> >> >>> >>>>> >>>>>>>). >>>>>>> (EXAMPLES) >>>> >: >>>>>>>>> >>>>>>>> >> >>>>>>> >> >>>>>>> >> >>>>>>> (>> >>> >>>>>> CRS >> >>> >>> >>>>) $ gdal vector simplify --tolerance=1000 in.gpkg out.gpkg --overwrite >>>>>>>>> (AUTHORS) Even Rouault >>>>>>>> > >>>>> (COPYRIGHT) 1998-2026 August 18, 2026 GDAL-VECTOR-SIMPLIFY(1)