Method RunStep

apps/gdalalg_materialize.cpp:59–181

/************************************************************************/

bool GDALMaterializeRasterAlgorithm::RunStep(GDALPipelineStepRunContext &ctxt)
{
    auto pfnProgress = ctxt.m_pfnProgress;
    auto pProgressData = ctxt.m_pProgressData;

    auto poSrcDS = m_inputDataset[0].GetDatasetRef();
    CPLAssert(poSrcDS);
    CPLAssert(!m_outputDataset.GetDatasetRef());

    std::string filename = m_outputDataset.GetName();
    if (m_format.empty())
    {
        if (filename.empty())
        {
            m_format = "GTiff";
        }
        else
        {
            const auto aosFormats =
                CPLStringList(GDALGetOutputDriversForDatasetName(
                    filename.c_str(), GDAL_OF_RASTER,
                    /* bSingleMatch = */ true,
                    /* bWarn = */ true));
            if (aosFormats.size() != 1)
            {
                ReportError(CE_Failure, CPLE_AppDefined,
                            "Cannot guess driver for %s", filename.c_str());
                return false;
            }
            m_format = aosFormats[0];
        }
    }

    auto poDrv = GetGDALDriverManager()->GetDriverByName(m_format.c_str());
    if (!poDrv)
    {
        ReportError(CE_Failure, CPLE_AppDefined, "Driver %s does not exist",
                    m_format.c_str());
        return false;
    }

    const bool autoDeleteFile = !m_reopenAndDoNotEarlyDelete &&
                                filename.empty() &&
                                !EQUAL(m_format.c_str(), "MEM");
    if (filename.empty() && !EQUAL(m_format.c_str(), "MEM"))
    {
        filename = CPLGenerateTempFilenameSafe(nullptr);

        const char *pszExt = poDrv->GetMetadataItem(GDAL_DMD_EXTENSIONS);
        if (pszExt)
        {
            filename += '.';
            filename += CPLStringList(CSLTokenizeString(pszExt))[0];
        }
    }

    CPLStringList aosOptions(m_creationOptions);
    if (EQUAL(m_format.c_str(), "GTiff"))