This parameter controls the shape match behavior. The threshold is based on the pixel area. The default is 12. If the original shape has N pixels, it accepts the shapes of the pixel difference less than N * shapeMatchThreshold / 100. So if shapeMatchThreshold=0, it accepts only identical matches.

Public Property ShapeMatchThreshold As Integer

Dim instance As JB2EncoderParams
Dim value As Integer
 
instance.ShapeMatchThreshold = value
 
value = instance.ShapeMatchThreshold

public int ShapeMatchThreshold {get; set;}

public:
property int ShapeMatchThreshold {
   int get();
   void set (    int value);
}