private bool SupportFor(KSProperties.CameraControlFeature feature)
{
KSPropertySupport supported = new KSPropertySupport();
_ksPropertySet.QuerySupported(PROPSETID_VIDCAP_CAMERACONTROL,(int)feature, out supported);
return (supported.HasFlag(KSPropertySupport.Set) && supported.HasFlag(KSPropertySupport.Get));
}
private void MoveInternal(KSProperties.CameraControlFeature axis, int value)
{
// Create and prepare data structures
var control = new KSProperties.KSPROPERTY_CAMERACONTROL_S();
IntPtr controlData = Marshal.AllocCoTaskMem(Marshal.SizeOf(control));
IntPtr instData = Marshal.AllocCoTaskMem(Marshal.SizeOf(control.Instance));
control.Instance.Value = value;
//TODO: Fix for Absolute
control.Instance.Flags = (int)CameraControlFlags.Relative;
Marshal.StructureToPtr(control, controlData, true);
Marshal.StructureToPtr(control.Instance, instData, true);
var hr2 = _ksPropertySet.Set(PROPSETID_VIDCAP_CAMERACONTROL, (int)axis,
instData, Marshal.SizeOf(control.Instance), controlData, Marshal.SizeOf(control));
//TODO: It's a DC motor, no better way?
Thread.Sleep(20);
control.Instance.Value = 0; //STOP!
control.Instance.Flags = (int)CameraControlFlags.Relative;
Marshal.StructureToPtr(control, controlData, true);
Marshal.StructureToPtr(control.Instance, instData, true);
var hr3 = _ksPropertySet.Set(PROPSETID_VIDCAP_CAMERACONTROL, (int)axis,
instData, Marshal.SizeOf(control.Instance), controlData, Marshal.SizeOf(control));
if (controlData != IntPtr.Zero) { Marshal.FreeCoTaskMem(controlData); }
if (instData != IntPtr.Zero) { Marshal.FreeCoTaskMem(instData); }
}