[EditorAttribute(System.Type, System.Type)]
public VideoProcessors SelectedVideoProcessors { get; }
public:
property VideoProcessors^ SelectedVideoProcessors {
VideoProcessors^ get();
}
A VideoProcessors object representing the video processor collection.
The VideoProcessors object is used to build a list of video processing filters to use during the capturing process. For more information on video processor collections, refer to VideoProcessors object.
using Leadtools;
using Leadtools.MediaFoundation;
using LeadtoolsMediaFoundationExamples.Fixtures;
public bool _result = false;
public CaptureCtrlForm _form = new CaptureCtrlForm(false);
public void ProcessorsExample()
{
CaptureCtrl capturectrl = _form.CaptureCtrl;
string outFile = Path.Combine(LEAD_VARS.MediaDir, "CaptureCtrl_ProcessorsExample.avi");
try
{
// try to find a USB camera
if (capturectrl.VideoDevices["USB"] == null)
throw new Exception("No USB video device available");
capturectrl.VideoDevices["USB"].Selected = true;
// try to find a USB audio device
if (capturectrl.AudioDevices["USB"] == null)
throw new Exception("No USB audio device available");
capturectrl.AudioDevices["USB"].Selected = true;
// set the selected video processor to the first one in the video processors list
capturectrl.SelectedVideoProcessors.Add(capturectrl.VideoProcessors[0]);
Processor vproc = capturectrl.SelectedVideoProcessors[0];
// set the selected audio processor to the first one in the audio processors list
capturectrl.SelectedAudioProcessors.Add(capturectrl.AudioProcessors[0]);
Processor aproc = capturectrl.SelectedAudioProcessors[0];
// set the video processor properties
if (vproc.HasDialog(ProcessorDlg.Properties))
vproc.ShowDialog(ProcessorDlg.Properties, _form);
// set the audio processor properties
if (aproc.HasDialog(ProcessorDlg.Properties))
aproc.ShowDialog(ProcessorDlg.Properties, _form);
// set the target output file and format
capturectrl.TargetFile = outFile;
// set the target output format
capturectrl.TargetFormat = TargetFormatType.MP4;
// check if we have can capture video
if (capturectrl.IsModeAvailable(CaptureMode.VideoAndAudio))
{
capturectrl.FrameRate = 5; // 5 frames per second
capturectrl.UseFrameRate = true;
capturectrl.TimeLimit = 10; // just 10 seconds of capture time
capturectrl.UseTimeLimit = true;
// subscribe to the complete event
capturectrl.Complete += new EventHandler(CaptureCtrl_Complete);
// start the capture process
capturectrl.StartCapture(CaptureMode.VideoAndAudio);
// we'll loop on the state and pump messages for this example.
// but you should not need to if running from a Windows Forms application.
while (capturectrl.State == CaptureState.Running)
Application.DoEvents();
}
}
catch (Exception)
{
_result = false;
}
}
public void CaptureCtrl_Complete(object sender, EventArgs e)
{
// set result
_result = true;
}
static class LEAD_VARS
{
public const string MediaDir = @"C:\LEADTOOLS23\Media";
}
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