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Performs downsampling step of Gaussian pyramid decomposition.

Namespace: Emgu.CV.GPU
Assembly: Emgu.CV.GPU (in Emgu.CV.GPU.dll) Version: 2.4.2.1777 (2.4.2.1777)

Syntax

C#
public static void PyrDown(
	IntPtr src,
	IntPtr dst,
	IntPtr stream
)
Visual Basic
Public Shared Sub PyrDown ( _
	src As IntPtr, _
	dst As IntPtr, _
	stream As IntPtr _
)
Visual C++
public:
static void PyrDown(
	IntPtr src, 
	IntPtr dst, 
	IntPtr stream
)

Parameters

src
Type: System..::..IntPtr
The source GpuImage.
dst
Type: System..::..IntPtr
The destination GpuImage, should have 2x smaller width and height than the source.
stream
Type: System..::..IntPtr
Use a Stream to call the function asynchronously (non-blocking) or IntPtr.Zero to call the function synchronously (blocking).

See Also