Performs downsampling step of Gaussian pyramid decomposition. First it convolves this image with the specified filter and then downsamples the image by rejecting even rows and columns.

Namespace:  Emgu.CV
Assembly:  Emgu.CV (in Emgu.CV.dll) Version: 2.1.0.649 (2.1.0.649)

Syntax

         
 C#  Visual Basic  Visual C++ 
public Image<TColor, TDepth> PyrDown()
Public Function PyrDown As Image(Of TColor, TDepth)
public:
Image<TColor, TDepth>^ PyrDown()

Return Value

The downsampled image

See Also