private void Apagar()
{
try
{
btnSalvarFoto.Enabled = true;
btnCapturar.Enabled = false;
AForge.Video.DirectShow.FilterInfoCollection videosources = new AForge.Video.DirectShow.FilterInfoCollection(AForge.Video.DirectShow.FilterCategory.VideoInputDevice);
if (videosources != null)
{
videoSource = new AForge.Video.DirectShow.VideoCaptureDevice(videosources[0].MonikerString);
videoSource.NewFrame += (s, e) => picWebCam.Image = (Bitmap)e.Frame.Clone();
videoSource.SetCameraProperty(
CameraControlProperty.Focus,
500,
CameraControlFlags.Manual);
videoSource.Start();
}
}
catch (Exception ex)
{
}
}
private static void Main(string[] args)
{
Trace.Listeners.Add(new ConsoleTraceListener());
// enumerate video devices
var videoDevices = new FilterInfoCollection(FilterCategory.VideoInputDevice);
if (videoDevices.Count > 0)
{
// create video source
var videoSource = new VideoCaptureDevice(
videoDevices[0].MonikerString);
int maxCapabilitieIndex = videoSource.VideoCapabilities.Count() - 1;
if (maxCapabilitieIndex > 0)
{
VideoCapabilities resolution = videoSource.VideoCapabilities[maxCapabilitieIndex];
videoSource.VideoResolution = resolution;
videoSource.SetCameraProperty(CameraControlProperty.Exposure, +20, CameraControlFlags.Manual);
// set NewFrame event handler
videoSource.NewFrame += video_NewFrame;
// start the video source
videoSource.Start();
int count = 0;
do
{
Thread.Sleep(100);
} while (imageCount < 20);
videoSource.SignalToStop();
}
else
{
//no capabilities
}
}
// ...
}
void IAMMove(VideoCaptureDevice d, CameraControlProperty p, int i)
{
int v, minv, maxv, stepSize, defVal;
CameraControlFlags f, cf;
d.GetCameraProperty(p, out v, out f);
d.GetCameraPropertyRange(p, out minv, out maxv, out stepSize, out defVal, out cf);
int newv = v + i*stepSize;
if (newv<minv)
newv = minv;
if (newv>maxv)
newv = maxv;
if (i == 0)
newv = defVal;
if (cf== CameraControlFlags.Manual)
{
d.SetCameraProperty(p, newv, CameraControlFlags.Manual);
}
else
{
MainForm.LogMessageToFile("Camera control flags are not manual");
}
}
