public static bool CreateOverviews(OverviewCreateInfo info, string inputFilePath, Gdal.GDALProgressFuncDelegate progressFuncDelegate)
{
bool result = false;
Dataset dataset = null;
try
{
Access access = OverviewOptionEnum.OverviewForamt.External == info.OverviewFormat ? Access.GA_ReadOnly : Access.GA_Update;
Gdal.PushErrorHandler(GdalConfig.GdalHandlers.ErrorHandler);
dataset = Gdal.Open(inputFilePath, access);
Gdal.PopErrorHandler();
if (dataset == null)
{
return(result);
}
List <int> levels = info.LevelList;
if (info.IsNeedCalcLevel)
{
levels = CalculateOverViewLevels(dataset);
}
if (levels.Count < 1)
{
return(result);
}
if (OverviewOptionEnum.OverviewForamt.External == info.OverviewFormat)
{
DeleteExternalOverviews(inputFilePath);
}
Gdal.PushErrorHandler(GdalConfig.GdalHandlers.ErrorHandler);
if (dataset.BuildOverviews(info.OverviewResamplingOption.ToString(), levels.ToArray(), progressFuncDelegate, null) == (int)CPLErr.CE_None)
{
result = true;
}
Gdal.PopErrorHandler();
}
catch (Exception ex)
{
//LoggerManager.WriteErrorLog(ex.Message);
}
finally
{
if (dataset != null)
{
dataset.FlushCache();
dataset.Dispose();
}
}
return(result);
}
public OverviewCreateInfo GetOverviewCreateOptions()
{
OverviewCreateInfo overviewCreateInfo = new OverviewCreateInfo();
overviewCreateInfo.OverviewFormat = (OverviewOptionEnum.OverviewForamt)_overviewFormatComboBox.SelectedIndex;
overviewCreateInfo.OverviewResamplingOption = (GdalEnum.ResamplingType)_overviewResamplingComboBox.SelectedValue;
overviewCreateInfo.IsNeedCalcLevel = _calcLevelsCheckBox.Checked;
overviewCreateInfo.OverviewCreationOptionsString = _creationOptionsTextBox.Text;
if (!overviewCreateInfo.IsNeedCalcLevel)
{
overviewCreateInfo.LevelList = GetPyramidLevels();
}
return(overviewCreateInfo);
}
private bool SetOverviewCreateInfo()
{
_overviewCreateInfo = new OverviewCreateInfo();
_overviewCreateInfo = _overviewCreateOptionControl.GetOverviewCreateOptions();
_overviewCreateInfo.OverviewCreatePathInfo = _overviewCreatePathSettingControl.GetOverviewCreatePathInfo();
if (_overviewCreateInfo.OverviewCreatePathInfo.InputPathList.Count < 1)
{
return(false);
}
if (!_overviewCreateInfo.IsNeedCalcLevel && _overviewCreateInfo.LevelList.Count < 1)
{
return(false);
}
_overviewCreateOptionControl.SetOverviewProfileSetting();
LoggerManager.WriteOverviewCreateInfoLog(_overviewCreateInfo);
return(true);
}
private void InitOverviewCreateInfo()
{
_overviewCreateInfo = new OverviewCreateInfo();
}
