http://www.emgu.com
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: 2.4.10.1935 (2.4.10.1935)

Syntax

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

Return Value

Type: Image<(Of <(<'TColor, TDepth>)>)>
The downsampled image

See Also