/src/gdal/apps/gdalalg_pipeline.h

Source
/******************************************************************************
 *
 * Project:  GDAL
 * Purpose:  gdal "pipeline" subcommand
 * Author:   Even Rouault <even dot rouault at spatialys.com>
 *
 ******************************************************************************
 * Copyright (c) 2024, Even Rouault <even dot rouault at spatialys.com>
 *
 * SPDX-License-Identifier: MIT
 ****************************************************************************/

#ifndef GDALALG_PIPELINE_INCLUDED
#define GDALALG_PIPELINE_INCLUDED

//! @cond Doxygen_Suppress

#include "gdalalg_abstract_pipeline.h"
#include "gdalalg_raster_pipeline.h"
#include "gdalalg_vector_pipeline.h"

/************************************************************************/
/*                      GDALAlgorithmStepRegistry                       */
/************************************************************************/

class GDALAlgorithmStepRegistry final : public GDALRasterAlgorithmStepRegistry,
                                        public GDALVectorAlgorithmStepRegistry
{
  public:
    GDALAlgorithmStepRegistry() = default;
    ~GDALAlgorithmStepRegistry() override;

    /** Register the algorithm of type MyAlgorithm.
     */
    template <class MyAlgorithm>
    bool Register(const std::string &name = std::string())
    {
        static_assert(std::is_base_of_v<GDALPipelineStepAlgorithm, MyAlgorithm>,
                      "Algorithm is not a GDALPipelineStepAlgorithm");

        AlgInfo info;
        info.m_name = name.empty() ? MyAlgorithm::NAME : name;
        info.m_aliases = MyAlgorithm::GetAliasesStatic();
        info.m_creationFunc = []() -> std::unique_ptr<GDALAlgorithm>
        { return std::make_unique<MyAlgorithm>(); };
        return GDALAlgorithmRegistry::Register(info);
    }
};

/************************************************************************/
/*                        GDALPipelineAlgorithm                         */
/************************************************************************/

class GDALPipelineAlgorithm final : public GDALAbstractPipelineAlgorithm

{
  public:
    static constexpr const char *NAME = "pipeline";
    static constexpr const char *DESCRIPTION =
        "Process a dataset applying several steps.";
    static constexpr const char *HELP_URL = "/programs/gdal_pipeline.html";

    static std::vector<std::string> GetAliasesStatic()
    {
        return {
#ifdef GDAL_PIPELINE_PROJ_NOSTALGIA
            GDALAlgorithmRegistry::HIDDEN_ALIAS_SEPARATOR,
            "+pipeline",
            "+gdal=pipeline",
#endif
        };
    }

    GDALPipelineAlgorithm();

    int GetInputType() const override
    {
        return GDAL_OF_RASTER | GDAL_OF_VECTOR;
    }

    int GetOutputType() const override
    {
        return GDAL_OF_RASTER | GDAL_OF_VECTOR;
    }

  protected:
    GDALAlgorithmStepRegistry m_stepRegistry{};

    GDALAlgorithmRegistry &GetStepRegistry() override
    {
        return m_stepRegistry;
    }

    const GDALAlgorithmRegistry &GetStepRegistry() const override
    {
        return m_stepRegistry;
    }

    std::string GetUsageForCLI(bool shortUsage,
                               const UsageOptions &usageOptions) const override;

  private:
    std::unique_ptr<GDALAbstractPipelineAlgorithm>
    CreateNestedPipeline() const override
    {
        auto pipeline = std::make_unique<GDALPipelineAlgorithm>();
        pipeline->m_bInnerPipeline = true;
        return pipeline;
    }
};

//! @endcond

#endif

Line	Count	Source
1		/******************************************************************************
2		*
3		* Project: GDAL
4		* Purpose: gdal "pipeline" subcommand
5		* Author: Even Rouault <even dot rouault at spatialys.com>
6		*
7		******************************************************************************
8		* Copyright (c) 2024, Even Rouault <even dot rouault at spatialys.com>
9		*
10		* SPDX-License-Identifier: MIT
11		****************************************************************************/
12
13		#ifndef GDALALG_PIPELINE_INCLUDED
14		#define GDALALG_PIPELINE_INCLUDED
15
16		//! @cond Doxygen_Suppress
17
18		#include "gdalalg_abstract_pipeline.h"
19		#include "gdalalg_raster_pipeline.h"
20		#include "gdalalg_vector_pipeline.h"
21
22		/************************************************************************/
23		/* GDALAlgorithmStepRegistry */
24		/************************************************************************/
25
26		class GDALAlgorithmStepRegistry final : public GDALRasterAlgorithmStepRegistry,
27		public GDALVectorAlgorithmStepRegistry
28		{
29		public:
30	0	GDALAlgorithmStepRegistry() = default;
31		~GDALAlgorithmStepRegistry() override;
32
33		/** Register the algorithm of type MyAlgorithm.
34		*/
35		template <class MyAlgorithm>
36		bool Register(const std::string &name = std::string())
37	0	{
38	0	static_assert(std::is_base_of_v<GDALPipelineStepAlgorithm, MyAlgorithm>,
39	0	"Algorithm is not a GDALPipelineStepAlgorithm");
40
41	0	AlgInfo info;
42	0	info.m_name = name.empty() ? MyAlgorithm::NAME : name;
43	0	info.m_aliases = MyAlgorithm::GetAliasesStatic();
44	0	info.m_creationFunc = []() -> std::unique_ptr<GDALAlgorithm>
45	0	{ return std::make_unique<MyAlgorithm>(); }; Unexecuted instantiation: GDALAlgorithmStepRegistry::Register<GDALRasterAsFeaturesAlgorithm>(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&)::{lambda()#1}::operator()() const Unexecuted instantiation: GDALAlgorithmStepRegistry::Register<GDALRasterContourAlgorithm>(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&)::{lambda()#1}::operator()() const Unexecuted instantiation: GDALAlgorithmStepRegistry::Register<GDALRasterFootprintAlgorithm>(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&)::{lambda()#1}::operator()() const Unexecuted instantiation: GDALAlgorithmStepRegistry::Register<GDALRasterPixelInfoAlgorithm>(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&)::{lambda()#1}::operator()() const Unexecuted instantiation: GDALAlgorithmStepRegistry::Register<GDALRasterPolygonizeAlgorithm>(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&)::{lambda()#1}::operator()() const Unexecuted instantiation: GDALAlgorithmStepRegistry::Register<GDALRasterZonalStatsAlgorithm>(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&)::{lambda()#1}::operator()() const Unexecuted instantiation: GDALAlgorithmStepRegistry::Register<GDALVectorGridAlgorithm>(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&)::{lambda()#1}::operator()() const Unexecuted instantiation: GDALAlgorithmStepRegistry::Register<GDALVectorRasterizeAlgorithm>(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&)::{lambda()#1}::operator()() const
46	0	return GDALAlgorithmRegistry::Register(info);
47	0	} Unexecuted instantiation: bool GDALAlgorithmStepRegistry::Register<GDALRasterAsFeaturesAlgorithm>(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&) Unexecuted instantiation: bool GDALAlgorithmStepRegistry::Register<GDALRasterContourAlgorithm>(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&) Unexecuted instantiation: bool GDALAlgorithmStepRegistry::Register<GDALRasterFootprintAlgorithm>(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&) Unexecuted instantiation: bool GDALAlgorithmStepRegistry::Register<GDALRasterPixelInfoAlgorithm>(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&) Unexecuted instantiation: bool GDALAlgorithmStepRegistry::Register<GDALRasterPolygonizeAlgorithm>(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&) Unexecuted instantiation: bool GDALAlgorithmStepRegistry::Register<GDALRasterZonalStatsAlgorithm>(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&) Unexecuted instantiation: bool GDALAlgorithmStepRegistry::Register<GDALVectorGridAlgorithm>(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&) Unexecuted instantiation: bool GDALAlgorithmStepRegistry::Register<GDALVectorRasterizeAlgorithm>(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&)
48		};
49
50		/************************************************************************/
51		/* GDALPipelineAlgorithm */
52		/************************************************************************/
53
54		class GDALPipelineAlgorithm final : public GDALAbstractPipelineAlgorithm
55
56		{
57		public:
58		static constexpr const char *NAME = "pipeline";
59		static constexpr const char *DESCRIPTION =
60		"Process a dataset applying several steps.";
61		static constexpr const char *HELP_URL = "/programs/gdal_pipeline.html";
62
63		static std::vector<std::string> GetAliasesStatic()
64	0	{
65	0	return {
66	0	#ifdef GDAL_PIPELINE_PROJ_NOSTALGIA
67	0	GDALAlgorithmRegistry::HIDDEN_ALIAS_SEPARATOR,
68	0	"+pipeline",
69	0	"+gdal=pipeline",
70	0	#endif
71	0	};
72	0	}
73
74		GDALPipelineAlgorithm();
75
76		int GetInputType() const override
77	0	{
78	0	return GDAL_OF_RASTER \| GDAL_OF_VECTOR;
79	0	}
80
81		int GetOutputType() const override
82	0	{
83	0	return GDAL_OF_RASTER \| GDAL_OF_VECTOR;
84	0	}
85
86		protected:
87		GDALAlgorithmStepRegistry m_stepRegistry{};
88
89		GDALAlgorithmRegistry &GetStepRegistry() override
90	0	{
91	0	return m_stepRegistry;
92	0	}
93
94		const GDALAlgorithmRegistry &GetStepRegistry() const override
95	0	{
96	0	return m_stepRegistry;
97	0	}
98
99		std::string GetUsageForCLI(bool shortUsage,
100		const UsageOptions &usageOptions) const override;
101
102		private:
103		std::unique_ptr<GDALAbstractPipelineAlgorithm>
104		CreateNestedPipeline() const override
105	0	{
106	0	auto pipeline = std::make_unique<GDALPipelineAlgorithm>();
107	0	pipeline->m_bInnerPipeline = true;
108	0	return pipeline;
109	0	}
110		};
111
112		//! @endcond
113
114		#endif

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Created: 2026-02-14 06:52