Line data    Source code

       1             : /******************************************************************************
       2             :  *
       3             :  * Project:  GDAL
       4             :  * Purpose:  "reproject" step of "raster pipeline"
       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_RASTER_REPROJECT_INCLUDED
      14             : #define GDALALG_RASTER_REPROJECT_INCLUDED
      15             : 
      16             : #include "gdalalg_raster_pipeline.h"
      17             : 
      18             : #include <limits>
      19             : 
      20             : //! @cond Doxygen_Suppress
      21             : 
      22             : /************************************************************************/
      23             : /*                     GDALRasterReprojectAlgorithm                     */
      24             : /************************************************************************/
      25             : 
      26             : class GDALRasterReprojectAlgorithm /* non final */
      27             :     : public GDALRasterPipelineStepAlgorithm
      28             : {
      29             :   public:
      30             :     static constexpr const char *NAME = "reproject";
      31             :     static constexpr const char *DESCRIPTION = "Reproject a raster dataset.";
      32             :     static constexpr const char *HELP_URL =
      33             :         "/programs/gdal_raster_reproject.html";
      34             : 
      35        2226 :     static std::vector<std::string> GetAliasesStatic()
      36             :     {
      37        6678 :         return {GDALAlgorithmRegistry::HIDDEN_ALIAS_SEPARATOR, "warp"};
      38             :     }
      39             : 
      40             :     explicit GDALRasterReprojectAlgorithm(bool standaloneStep = false);
      41             : 
      42             :     bool CanHandleNextStep(GDALPipelineStepAlgorithm *) const override;
      43             : 
      44             :   private:
      45             :     bool RunStep(GDALPipelineStepRunContext &ctxt) override;
      46             : 
      47             :     std::string m_srsCrs{};
      48             :     std::string m_dstCrs{};
      49             :     std::string m_resampling{};
      50             :     std::vector<double> m_resolution{};
      51             :     std::vector<double> m_bbox{};
      52             :     std::string m_bboxCrs{};
      53             :     std::vector<int> m_size{};
      54             :     bool m_targetAlignedPixels = false;
      55             :     std::vector<std::string> m_srcNoData{};
      56             :     std::vector<std::string> m_dstNoData{};
      57             :     bool m_addAlpha = false;
      58             :     std::vector<std::string> m_warpOptions{};
      59             :     std::vector<std::string> m_transformOptions{};
      60             :     double m_errorThreshold = std::numeric_limits<double>::quiet_NaN();
      61             :     int m_numThreads = 0;
      62             :     GDALArgDatasetValue m_likeDataset{};
      63             : 
      64             :     // Work variables
      65             :     std::string m_numThreadsStr{"ALL_CPUS"};
      66             : };
      67             : 
      68             : /************************************************************************/
      69             : /*                GDALRasterReprojectAlgorithmStandalone                */
      70             : /************************************************************************/
      71             : 
      72          78 : class GDALRasterReprojectAlgorithmStandalone final
      73             :     : public GDALRasterReprojectAlgorithm
      74             : {
      75             :   public:
      76          39 :     GDALRasterReprojectAlgorithmStandalone()
      77          39 :         : GDALRasterReprojectAlgorithm(/* standaloneStep = */ true)
      78             :     {
      79          39 :     }
      80             : 
      81             :     ~GDALRasterReprojectAlgorithmStandalone() override;
      82             : };
      83             : 
      84             : /************************************************************************/
      85             : /*                       GDALRasterReprojectUtils                       */
      86             : /************************************************************************/
      87             : 
      88             : class GDALRasterReprojectUtils final
      89             : {
      90             :   public:
      91             :     static void AddResamplingArg(GDALAlgorithm *alg, std::string &resampling);
      92             : 
      93             :     static void AddWarpOptTransformOptErrorThresholdArg(
      94             :         GDALAlgorithm *alg, std::vector<std::string> &warpOptions,
      95             :         std::vector<std::string> &transformOptions, double &errorThreshold);
      96             : };
      97             : 
      98             : //! @endcond
      99             : 
     100             : #endif /* GDALALG_RASTER_REPROJECT_INCLUDED */