TVec.DownSample Method

Summary

Downsamples vector values.

Class
TVec

Declaration

Function DownSample(Src: TMtxVec; Factor: integer; Phase: integer = 0): TVec;

Description

The methods copies only every Factor sample from the Src vector to the calling vector. The Length and Complex properties of the calling vector are set implicitly. The phase parameter determines the initial sample offset. Phase must be less than Factor.

See Also
UpSample
TDenseMtxVec.UpSample
PixelDownSample

Example 1

        var a,b: TVec;
        begin
          CreateIt(a,b);
          try
            b.SetIt(False,[0,0,0,0,1,2,3,4,5,6]);
            a.DownSample(b,2); // a = [0,0,1,3,5]
          finally
            FreeIt(a,b);
          end;
        end;