public WebCamInfo[] ListWebCams()
{
WebCamInfo[] result = null;
fForm.Invoke
(
new Action
(
delegate
{
lock (ActiveWebCams.fDictionary)
{
int count = ActiveWebCams.fDictionary.Count;
int index = -1;
result = new WebCamInfo[count];
foreach (var form in ActiveWebCams.fDictionary.Values)
{
index++;
result[index] = new WebCamInfo(form.DisplayName, form.MonikerName);
}
}
}
)
);
return(result);
}
internal static IFastEnumerator <byte[]> GetWebCamEnumerator(WebCamInfo webCamInfo)
{
lock (fDictionary)
{
FormWebCam form;
if (!fDictionary.TryGetValue(webCamInfo.InternalName, out form))
{
return(null);
}
var result = form.Distributor.CreateClient();
return(result);
}
}
public IFastEnumerator <byte[]> ReceiveWebCam(string fromNickName, WebCamInfo webCamInfo)
{
if (fromNickName == null)
{
return(null);
}
var server = Server.GetInstance();
while (true)
{
try
{
ServerClient webCamSenderClient;
lock (server.fClients)
server.fClients.TryGetValue(fromNickName, out webCamSenderClient);
if (webCamSenderClient == null)
{
return(null);
}
EnumeratorDistributor <byte[]> result;
lock (fWebCamDistributors)
{
result = fWebCamDistributors.GetValueOrDefault(webCamInfo);
if (result == null || result.WasDisposed)
{
var enumeratorResult = webCamSenderClient.fClient.GetWebCamEnumerator(webCamInfo);
if (enumeratorResult == null)
{
return(null);
}
result = new EnumeratorDistributor <byte[]>(enumeratorResult);
fWebCamDistributors[webCamInfo] = result;
}
}
return(result.CreateClient());
}
catch (ObjectDisposedException)
{
}
}
}
public static WebCamInfo[] ListAllWebCams()
{
var videoInputDevices = new FilterInfoCollection(FilterCategory.VideoInputDevice);
int count = videoInputDevices.Count;
WebCamInfo[] result = new WebCamInfo[count + 2];
for (int i = 0; i < count; i++)
{
var videoInputDevice = videoInputDevices[i];
result[i] = new WebCamInfo(videoInputDevice.Name, videoInputDevice.MonikerString);
}
result[count] = new WebCamInfo("Fake WebCam - Only generates a frame count for testing - Black background", "Fake_Black");
result[count + 1] = new WebCamInfo("Fake WebCam - Only generates a frame count for testing - Blue background", "Fake_Blue");
return(result);
}
public static EnumeratorDistributorClient <byte[]> Start(WebCamInfo webCamInfo)
{
string monikerName = webCamInfo.InternalName;
EnumeratorDistributor <byte[]> distributor;
lock (fDictionary)
{
FormWebCam form;
if (fDictionary.TryGetValue(monikerName, out form))
{
distributor = form.Distributor;
}
else
{
IFastEnumerator <byte[]> realEnumerator;
switch (monikerName)
{
case "Fake_Black":
realEnumerator = new FakeWebCamEnumerator(Color.Black);
break;
case "Fake_Blue":
realEnumerator = new FakeWebCamEnumerator(Color.Blue);
break;
default:
realEnumerator = new WebCamEnumerator(monikerName);
break;
}
distributor = new EnumeratorDistributor <byte[]>(realEnumerator);
form = new FormWebCam(FormMain.fNickName, webCamInfo.DisplayName, monikerName, distributor);
fDictionary.Add(monikerName, form);
form.Show();
}
}
return(distributor.CreateClient());
}
public IFastEnumerator <byte[]> GetWebCamEnumerator(WebCamInfo webCamInfo)
{
return(ActiveWebCams.GetWebCamEnumerator(webCamInfo));
}
private void buttonOk_Click(object sender, EventArgs e)
{
Result = AvailableWebCams[comboWebCams.SelectedIndex];
DialogResult = DialogResult.OK;
}
