public bool BuildDefaultOverviews(RasterOverviewSampling method, TiffCompression compression = TiffCompression.Auto)
{
bool result = BuildOverviews(method, GetDefaultOverviewRatios(), compression);
if (result)
{
Logger.Current.Info("Overviews were built: " + Filename);
}
else
{
Logger.Current.Warn("Failed to build overviews: " + Filename);
}
return(result);
}
public bool BuildOverviews(RasterOverviewSampling method, IEnumerable <int> scales, TiffCompression compression = TiffCompression.Auto)
{
if (compression == TiffCompression.Auto)
{
switch (DataType)
{
case GdalDataType.Float32:
case GdalDataType.Float64:
compression = TiffCompression.Lzw;
break;
}
}
MapConfig.CompressOverviews = compression;
scales = scales.ToList();
return(_image.BuildOverviews((tkGDALResamplingMethod)method, scales.Count(), scales.ToArray()));
}
