Scale factor to use for resizing when saving a grayscale image.

public double GrayImageDownsampleFactor {get; set;}
'Declaration
Public Property GrayImageDownsampleFactor As Double
'Usage
Dim instance As PDFOptimizerOptions
Dim value As Double
instance.GrayImageDownsampleFactor = value
value = instance.GrayImageDownsampleFactor
public:
property double GrayImageDownsampleFactor {
double get();
void set ( double value);
}
Property Value
This is the ratio of image resolution to output resolution above which downsampling may be performed. Must be between 1.0 through 10.0, inclusive.