/// <summary>
/// Attaches the preview stream to the given control
/// </summary>
/// <param name="control">the control</param>
public void Attach(System.Windows.Forms.Control control)
{
deviceHandle = Avicap32.capCreateCaptureWindow("", Constants.WS_VISIBLE | Constants.WS_CHILD, 0, 0, control.Width, control.Height, control.Handle, 0);
if (User32.SendMessage(deviceHandle, Constants.WM_CAP_DRIVER_CONNECT, (IntPtr)deviceNumber, (IntPtr)0).ToInt32() > 0)
{
User32.SendMessage(deviceHandle, Constants.WM_CAP_SET_SCALE, (IntPtr)(-1), (IntPtr)0);
User32.SendMessage(deviceHandle, Constants.WM_CAP_SET_PREVIEWRATE, (IntPtr)0x42, (IntPtr)0);
User32.SendMessage(deviceHandle, Constants.WM_CAP_SET_PREVIEW, (IntPtr)(-1), (IntPtr)0);
User32.SetWindowPos(deviceHandle, new IntPtr(0), 0, 0, control.Width, control.Height, 6);
}
}
/// <summary>
/// Returns an array with available capture devices
/// </summary>
/// <returns>the device names</returns>
public static List <CaptureDevice> GetDevices()
{
List <CaptureDevice> devices = new List <CaptureDevice>();
for (ushort i = 0; i < MAX_DEVICES; ++i)
{
int capacity = 200;
StringBuilder name = new StringBuilder(capacity);
StringBuilder description = new StringBuilder(capacity);
if (Avicap32.capGetDriverDescription(i, name, capacity, description, capacity).ToInt32() > 0)
{
devices.Add(new CaptureDevice(i, name.ToString(), description.ToString()));
}
}
return(devices);
}
