void TestGetValue()
{
PropVariant p = new PropVariant("FDSA");
int hr = m_me.GetValue(p);
MFError.ThrowExceptionForHR(hr);
Debug.Assert(p.GetString() == "asdf");
}
private void TestSetValue()
{
PropVariant p = new PropVariant();
int hr = m_pStore.SetNamedValue("asdf", new PropVariant("testme"));
MFError.ThrowExceptionForHR(hr);
hr = m_pStore.GetNamedValue("asdf", p);
MFError.ThrowExceptionForHR(hr);
Debug.Assert(p.GetString() == "testme");
}
void TestGetAt()
{
PropVariant var = new PropVariant();
PropertyKey key = new PropertyKey();
int hr = m_ps.GetAt(0, key);
MFError.ThrowExceptionForHR(hr);
Debug.Assert(key.pID == 3);
hr = m_ps.GetValue(key, var);
MFError.ThrowExceptionForHR(hr);
Debug.Assert(var.GetString() == "asdf");
}
///////////////////////////////////////////////////////////////////////
// Name: Invoke
// Description: Callback for asynchronous BeginGetEvent method.
//
// pAsyncResult: Pointer to the result.
/////////////////////////////////////////////////////////////////////////
int IMFAsyncCallback.Invoke(IMFAsyncResult pAsyncResult)
{
// Make sure we *never* leave this entry point with an exception
try
{
int hr;
IMFMediaEvent pEvent;
MediaEventType meType = MediaEventType.MEUnknown; // Event type
PropVariant varEventData = new PropVariant(); // Event data
// Get the event from the event queue.
hr = m_pMEG.EndGetEvent(pAsyncResult, out pEvent);
MFError.ThrowExceptionForHR(hr);
// Get the event type.
hr = pEvent.GetType(out meType);
MFError.ThrowExceptionForHR(hr);
// Get the event status. If the operation that triggered the event did
// not succeed, the status is a failure code.
hr = pEvent.GetStatus(out m_hrStatus);
MFError.ThrowExceptionForHR(hr);
if (m_hrStatus == 862022) // NS_S_DRM_MONITOR_CANCELLED
{
m_hrStatus = MFError.MF_E_OPERATION_CANCELLED;
m_state = Enabler.Complete;
}
// Get the event data.
hr = pEvent.GetValue(varEventData);
MFError.ThrowExceptionForHR(hr);
// For the MEEnablerCompleted action, notify the application.
// Otherwise, request another event.
Debug.WriteLine(string.Format("Content enabler event: {0}", meType.ToString()));
if (meType == MediaEventType.MEEnablerCompleted)
{
PostMessage(m_hwnd, WM_APP_CONTENT_ENABLER, IntPtr.Zero, IntPtr.Zero);
}
else
{
if (meType == MediaEventType.MEEnablerProgress)
{
if (varEventData.GetVariantType() == PropVariant.VariantType.String)
{
Debug.WriteLine(string.Format("Progress: {0}", varEventData.GetString()));
}
}
hr = m_pMEG.BeginGetEvent(this, null);
MFError.ThrowExceptionForHR(hr);
}
// Clean up.
varEventData.Clear();
SafeRelease(pEvent);
return S_Ok;
}
catch (Exception e)
{
return Marshal.GetHRForException(e);
}
}
void TestQueueEventParamVar()
{
IMFMediaEvent pEvent;
Guid g = Guid.NewGuid();
PropVariant p = new PropVariant();
int hr = m_meq.QueueEventParamVar(MediaEventType.MESessionClosed, g, 0, new PropVariant("asdf"));
MFError.ThrowExceptionForHR(hr);
hr = m_meq.GetEvent(MFEventFlag.None, out pEvent);
MFError.ThrowExceptionForHR(hr);
hr = pEvent.GetValue(p);
MFError.ThrowExceptionForHR(hr);
Debug.Assert(p.GetString() == "asdf");
}