private void DisconnectFromCamera()
{
if (videoObject != null)
{
videoObject.Disconnect();
videoObject = null;
}
UpdateCameraState(false);
}
private void ConnectToCamera()
{
var chooser = new ASCOM.Utilities.Chooser();
chooser.DeviceType = VIDEO_DEVICE_TYPE;
string progId = chooser.Choose(VIDEO_DRIVER_NAME);
if (!string.IsNullOrEmpty(progId))
{
videoObject = VideoWrapper.CreateVideoWrapper(progId);
try
{
Cursor = Cursors.WaitCursor;
videoObject.Connected = true;
if (videoObject.Connected)
{
if (videoObject.SupporstFreeStyleGain)
{
videoObject.SetFreeRangeGainIntervals(Settings.Default.FreeRangeGainIntervals);
}
imageWidth = videoObject.Width;
imageHeight = videoObject.Height;
pictureBox.Image = new Bitmap(imageWidth, imageHeight);
ResizeVideoFrameTo(imageWidth, imageHeight);
}
}
finally
{
Cursor = Cursors.Default;
}
pictureBox.Width = videoObject.Width;
pictureBox.Height = videoObject.Height;
UpdateCameraState(true);
}
}
private void TryConnectASCOMVideo(CallType callType = CallType.Async, CallbackAction callback = null, Control callbackUIControl = null)
{
IsolatedAction(() =>
{
try
{
if (m_ConnectedVideo != null && m_ConnectedVideo.ProgId != Settings.Default.ASCOMProgIdVideo)
{
ASCOMClient.Instance.DisconnectVideo(m_ConnectedVideo);
m_ConnectedVideo = null;
}
if (m_ConnectedVideo == null && !string.IsNullOrEmpty(Settings.Default.ASCOMProgIdVideo))
{
m_ConnectedVideo = ASCOMClient.Instance.CreateVideo(Settings.Default.ASCOMProgIdVideo);
}
if (m_ConnectedVideo != null)
{
if (!m_ConnectedVideo.Connected)
{
OnVideoConnecting();
m_ConnectedVideo.Connected = true;
OnVideoConnected();
}
else
OnVideoConnected();
VideoState state = m_ConnectedVideo.GetCurrentState();
OnVideoState(state);
return state;
}
return null;
}
catch (Exception ex)
{
OnVideoErrored();
Trace.WriteLine(ex.GetFullStackTrace());
return ex;
}
},
callType, callback, callbackUIControl);
}
private void DisconnectASCOMVideoCamera(CallType callType = CallType.Async, CallbackAction callback = null, Control callbackUIControl = null)
{
IsolatedAction(() =>
{
try
{
if (m_ConnectedVideo != null)
{
ASCOMClient.Instance.DisconnectVideo(m_ConnectedVideo);
m_ConnectedVideo = null;
}
}
catch (Exception ex)
{
OnVideoErrored();
Trace.WriteLine(ex.GetFullStackTrace());
return ex;
}
OnVideoDisconnected();
return null;
},
callType, callback, callbackUIControl);
}
public void DisconnectVideo(IVideoWrapper video)
{
try
{
if (TraceSwitchASCOMClient.TraceVerbose)
Trace.WriteLine(string.Format("OccuRec: ASCOMClient::DisconnectVideo('{0}')", video.UniqueId));
if (video.Connected)
video.Connected = false;
}
catch (Exception ex)
{
if (TraceSwitchASCOMClient.TraceError)
Trace.WriteLine(ex);
}
ReleaseDevice(video);
}
internal void SetVideoObject(IVideoWrapper wrapper)
{
videoObject = wrapper;
}
public Video(string progId)
{
m_ProgId = progId;
m_ASCOMVideo = ASCOMClient.Instance.CreateVideo(m_ProgId);
}
public void Dispose()
{
if (m_ASCOMVideo != null)
{
m_ASCOMVideo.Connected = false;
ASCOMClient.Instance.ReleaseDevice(m_ASCOMVideo);
m_ASCOMVideo = null;
}
}
public ThreadIsolatedVideoWrapper(string progId)
{
IsolatedAction(() => m_delegate = new VideoWrapper(new Video(progId)));
}
