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62 lines
1.9 KiB
62 lines
1.9 KiB
/******************************************************************************
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*
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* Project: GDAL
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* Purpose: gdal "raster sieve" subcommand
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* Author: Alessandro Pasotti <elpaso at itopen dot it>
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*
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******************************************************************************
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* Copyright (c) 2025, Alessandro Pasotti <elpaso at itopen dot it>
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*
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* SPDX-License-Identifier: MIT
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****************************************************************************/
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#ifndef GDALALG_RASTER_SIEVE_INCLUDED
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#define GDALALG_RASTER_SIEVE_INCLUDED
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#include "gdalalg_raster_pipeline.h"
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//! @cond Doxygen_Suppress
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/************************************************************************/
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/* GDALRasterSieveAlgorithm */
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/************************************************************************/
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class GDALRasterSieveAlgorithm /* non final */
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: public GDALRasterPipelineNonNativelyStreamingAlgorithm
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{
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public:
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static constexpr const char *NAME = "sieve";
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static constexpr const char *DESCRIPTION =
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"Remove small polygons from a raster dataset.";
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static constexpr const char *HELP_URL = "/programs/gdal_raster_sieve.html";
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explicit GDALRasterSieveAlgorithm(bool standaloneStep = false);
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private:
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bool RunStep(GDALRasterPipelineStepRunContext &ctxt) override;
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int m_band = 1;
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int m_sizeThreshold = 2;
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bool m_connectDiagonalPixels = false;
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GDALArgDatasetValue m_maskDataset{};
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};
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/************************************************************************/
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/* GDALRasterSieveAlgorithmStandalone */
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/************************************************************************/
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class GDALRasterSieveAlgorithmStandalone final : public GDALRasterSieveAlgorithm
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{
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public:
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GDALRasterSieveAlgorithmStandalone()
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: GDALRasterSieveAlgorithm(/* standaloneStep = */ true)
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{
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}
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~GDALRasterSieveAlgorithmStandalone() override;
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};
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//! @endcond
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#endif
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