NearestSelection Property (original) (raw)

Summary

Gets the index of the video capture input that was last selected in the video cross bar property page.

Syntax

public int NearestSelection { get; } 

public: property int NearestSelection { int get(); }

Property Value

The zero-based index of the nearest selected item; or -1 if no item is selected.

Example

using Leadtools; using Leadtools.Multimedia; using LeadtoolsMultimediaExamples.Fixtures; public bool _result = false; public CaptureCtrlForm _form = new CaptureCtrlForm(); public void NearestSelectionExample() { // reference the capture control and its video inputs CaptureCtrl capturectrl = _form.CaptureCtrl; // set a video device first. use your video device's name here if (capturectrl.VideoDevices["Analog"] == null) throw new Exception("No Analog video tuner device available"); capturectrl.VideoDevices["Analog"].Selected = true; // set a video device first. use your video device's name here if (capturectrl.AudioDevices["Analog"] == null) throw new Exception("No matching Analog audio device available"); capturectrl.AudioDevices["Analog"].Selected = true; try { // get the video inputs collection CaptureInputs videoInputs = capturectrl.VideoInputs; // select the video tuner input videoInputs["Video Tuner"].Selected = true; // select the nearest selection to the last selection videoInputs.Selection = videoInputs.NearestSelection; // set the result to what we expect _result = true; } catch (Exception) { _result = false; } }