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Pyramids problem GDAL ticket

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This commit is contained in:
Radim Blazek 2012-09-27 19:59:32 +02:00
parent 09bc1b2670
commit 8a4c7bbe2a
1 changed files with 2 additions and 1 deletions
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3
src/providers/gdal/qgsgdalprovider.cpp
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@ -1450,7 +1450,8 @@ QString QgsGdalProvider::buildPyramids( QList<QgsRasterPyramid> const & theRaste
myProg.provider = this;
// Observed problem: if a *.rrd file exists and GDALBuildOverviews() is called,
// the *.rrd is deleted and no overviews are created, if GDALBuildOverviews()
// is called next time, it crashes somewhere in GDAL.
// is called next time, it crashes somewhere in GDAL:
// https://trac.osgeo.org/gdal/ticket/4831
// Crash can be avoided if dataset is reopened
myError = GDALBuildOverviews( mGdalBaseDataset, theMethod,
myOverviewLevelsVector.size(), myOverviewLevelsVector.data(),