private static void HandleZoomAndFocus(DateTime nextEventTime, WebClient wc, CameraDefinition cam, string zoom, string focus)
{
double dbl;
bool SetZoom = !string.IsNullOrWhiteSpace(zoom) && double.TryParse(zoom, out dbl);
bool FocusIsEmpty = string.IsNullOrWhiteSpace(focus);
bool ManualFocus = FocusIsEmpty ? false : double.TryParse(focus, out dbl);
// There are 4 cases
if (SetZoom)
{
if (ManualFocus)
{
// Case 1: Manual Zoom, Manual Focus
Thread.Sleep(3000);
// Do this in a loop, because Dahua's API is buggy.
// Often, the first command causes only focus to happen.
// The second typically causes zoom and autofocus.
// The third or fourth usually causes our manual focus level to be set.
for (int i = 0; i < 5; i++)
{
WebRequestRobust(nextEventTime, wc, cam.GetUrlBase() + "cgi-bin/devVideoInput.cgi?action=adjustFocus&focus=" + focus + "&zoom=" + zoom);
Thread.Sleep(Math.Max(1, cam.secondsBetweenLensCommands) * 1000);
}
}
else
{
// Case 2: Manual Zoom, Autofocus
focus = zoom;
Thread.Sleep(3000);
// Do this in a loop, because Dahua's API is buggy.
// Often, the first command causes only focus to happen.
// The second typically causes zoom and autofocus.
// The third or fourth usually causes our manual focus level to be set.
for (int i = 0; i < 4; i++)
{
WebRequestRobust(nextEventTime, wc, cam.GetUrlBase() + "cgi-bin/devVideoInput.cgi?action=adjustFocus&focus=" + focus + "&zoom=" + zoom);
Thread.Sleep(Math.Max(1, cam.secondsBetweenLensCommands) * 1000);
}
// This method has been, in my experience, reliable enough to call only once.
WebRequestRobust(nextEventTime, wc, cam.GetUrlBase() + "cgi-bin/devVideoInput.cgi?action=autoFocus");
}
}
else
{
if (FocusIsEmpty || ManualFocus)
{
// Case 4: Don't zoom and don't focus. Do nothing.
}
else
{
// Case 3: Autofocus Only
// This method has been, in my experience, reliable enough to call only once.
WebRequestRobust(nextEventTime, wc, cam.GetUrlBase() + "cgi-bin/devVideoInput.cgi?action=autoFocus");
}
}
}
private void btnEditSelected_Click(object sender, EventArgs e)
{
if (lbCameras.SelectedIndices.Count != 1)
{
return;
}
editingIndex = lbCameras.SelectedIndex;
CameraDefinition selectedCamera = (CameraDefinition)lbCameras.SelectedItem;
if (selectedCamera != null)
{
AddCameraForm f = new AddCameraForm();
f.ConvertIntoEditForm(selectedCamera);
f.FormClosed += F_FormClosed_Edit;
f.ShowDialog(this);
}
}
public void ConvertIntoEditForm(CameraDefinition existingCameraData)
{
newCamera = existingCameraData;
txtHostAndPort.Text = newCamera.hostAndPort;
txtUser.Text = newCamera.user;
txtPass.Text = newCamera.pass;
cbHttps.Checked = newCamera.https;
txtDayZoom.Text = newCamera.dayZoom;
txtDayFocus.Text = newCamera.dayFocus;
txtNightZoom.Text = newCamera.nightZoom;
txtNightFocus.Text = newCamera.nightFocus;
nudLensCmdDelay.Value = newCamera.secondsBetweenLensCommands;
SetCbItems(cbSunriseProfile, Enum.GetNames(typeof(Profile)), newCamera.sunriseProfile);
SetCbItems(cbSunsetProfile, Enum.GetNames(typeof(Profile)), newCamera.sunsetProfile);
this.Text = "Edit Camera";
}
private void AddCameraForm_FormClosing(object sender, FormClosingEventArgs e)
{
newCamera = new CameraDefinition(txtHostAndPort.Text, txtUser.Text, txtPass.Text, cbHttps.Checked, txtDayZoom.Text, txtDayFocus.Text, txtNightZoom.Text, txtNightFocus.Text, (int)nudLensCmdDelay.Value, GetSelectedProfile(cbSunriseProfile, Profile.Day), GetSelectedProfile(cbSunsetProfile, Profile.Night));
}
private void txtChannelNumbers_TextChanged(object sender, EventArgs e)
{
if (CameraDefinition.GetChannelIndexes(txtChannelNumbers.Text, out int[] channelIndexes))
