CvCreateTrackbar Method (String, String, Int32, Int32, CvTrackbarCallback) OpenCvSharp Class Library
Creates the trackbar (a.k.a. slider or range control) with the specified name and range, assigns the variable to be syncronized with trackbar position and specifies callback function to be called on trackbar position change. The created trackbar is displayed on top of given window.

Namespace:  OpenCvSharp
Assembly:  OpenCvSharp (in OpenCvSharp.dll) Version: 1.0.0.0 (1.0.0.0)
Syntax

public static int CreateTrackbar(
	string trackbarName,
	string windowName,
	int value,
	int count,
	CvTrackbarCallback onChange
)

Parameters

trackbarName
Type: SystemString
Name of created trackbar.
windowName
Type: SystemString
Name of the window which will e used as a parent for created trackbar.
value
Type: SystemInt32
Initial position of the slider.
count
Type: SystemInt32
Maximal position of the slider. Minimal position is always 0.
onChange
Type: OpenCvSharpCvTrackbarCallback
Reference to the function to be called every time the slider changes the position. This function should be prototyped as void Foo(int);Can be null if callback is not required.

Return Value

Type: Int32

[Missing <returns> documentation for "M:OpenCvSharp.Cv.CreateTrackbar(System.String,System.String,System.Int32,System.Int32,OpenCvSharp.CvTrackbarCallback)"]

See Also

Reference