mf: Shutdown samplegrabber event queue on sink shutdown.

dlls/mf/samplegrabber.c

@@ -849,10 +849,7 @@ static ULONG WINAPI sample_grabber_sink_Release(IMFMediaSink *iface)
             IMFSampleGrabberSinkCallback2_Release(grabber->callback2);
         IMFMediaType_Release(grabber->media_type);
         if (grabber->event_queue)
-        {
-            IMFMediaEventQueue_Shutdown(grabber->event_queue);
             IMFMediaEventQueue_Release(grabber->event_queue);
-        }
         if (grabber->clock)
             IMFPresentationClock_Release(grabber->clock);
         if (grabber->timer)
@@ -1045,12 +1042,15 @@ static HRESULT WINAPI sample_grabber_sink_Shutdown(IMFMediaSink *iface)
     grabber->is_shut_down = TRUE;
     if (SUCCEEDED(hr = IMFSampleGrabberSinkCallback_OnShutdown(sample_grabber_get_callback(grabber))))
     {
+        /* Detach stream. */
         IMFMediaSink_Release(&grabber->stream->sink->IMFMediaSink_iface);
         EnterCriticalSection(&grabber->stream->cs);
         grabber->stream->sink = NULL;
         LeaveCriticalSection(&grabber->stream->cs);
         IMFStreamSink_Release(&grabber->stream->IMFStreamSink_iface);
         grabber->stream = NULL;
+
+        IMFMediaEventQueue_Shutdown(grabber->event_queue);
     }
     LeaveCriticalSection(&grabber->cs);
 

dlls/mf/tests/mf.c

@@ -1925,6 +1925,7 @@ static void test_sample_grabber(void)
     IMFMediaSink *sink, *sink2;
     DWORD flags, count, id;
     IMFActivate *activate;
+    IMFMediaEvent *event;
     ULONG refcount;
     IUnknown *unk;
     HRESULT hr;
@@ -1995,9 +1996,12 @@ static void test_sample_grabber(void)
     ok(hr == S_OK, "Failed to get interface, hr %#x.\n", hr);
     IMFClockStateSink_Release(clocksink);
 
+    /* Event generator. */
     hr = IMFMediaSink_QueryInterface(sink, &IID_IMFMediaEventGenerator, (void **)&eg);
     ok(hr == S_OK, "Failed to get interface, hr %#x.\n", hr);
-    IMFMediaEventGenerator_Release(eg);
+
+    hr = IMFMediaEventGenerator_GetEvent(eg, MF_EVENT_FLAG_NO_WAIT, &event);
+    ok(hr == MF_E_NO_EVENTS_AVAILABLE, "Unexpected hr %#x.\n", hr);
 
     hr = IMFMediaSink_QueryInterface(sink, &IID_IMFPresentationTimeSource, (void **)&unk);
     ok(hr == E_NOINTERFACE, "Unexpected hr %#x.\n", hr);
@@ -2130,9 +2134,18 @@ todo_wine
     hr = IMFMediaTypeHandler_IsMediaTypeSupported(handler, NULL, NULL);
     ok(hr == E_POINTER, "Unexpected hr %#x.\n", hr);
 
+    hr = IMFMediaEventGenerator_GetEvent(eg, MF_EVENT_FLAG_NO_WAIT, &event);
+    ok(hr == MF_E_NO_EVENTS_AVAILABLE, "Unexpected hr %#x.\n", hr);
+
+    hr = IMFStreamSink_GetEvent(stream, MF_EVENT_FLAG_NO_WAIT, &event);
+    ok(hr == MF_E_NO_EVENTS_AVAILABLE, "Unexpected hr %#x.\n", hr);
+
     hr = IMFMediaSink_Shutdown(sink);
     ok(hr == S_OK, "Failed to shut down, hr %#x.\n", hr);
 
+    hr = IMFMediaEventGenerator_GetEvent(eg, MF_EVENT_FLAG_NO_WAIT, &event);
+    ok(hr == MF_E_SHUTDOWN, "Unexpected hr %#x.\n", hr);
+
     hr = IMFMediaSink_Shutdown(sink);
     ok(hr == MF_E_SHUTDOWN, "Unexpected hr %#x.\n", hr);
 
@@ -2148,6 +2161,10 @@ todo_wine
     hr = IMFMediaSink_GetStreamSinkByIndex(sink, 0, &stream2);
     ok(hr == MF_E_SHUTDOWN, "Unexpected hr %#x.\n", hr);
 
+    hr = IMFStreamSink_GetEvent(stream, MF_EVENT_FLAG_NO_WAIT, &event);
+todo_wine
+    ok(hr == MF_E_STREAMSINK_REMOVED, "Unexpected hr %#x.\n", hr);
+
     hr = IMFStreamSink_GetMediaSink(stream, &sink2);
     ok(hr == MF_E_STREAMSINK_REMOVED, "Unexpected hr %#x.\n", hr);
 
@@ -2195,6 +2212,7 @@ todo_wine
     hr = IMFStreamSink_GetMediaTypeHandler(stream, NULL);
     ok(hr == E_POINTER, "Unexpected hr %#x.\n", hr);
 
+    IMFMediaEventGenerator_Release(eg);
     IMFMediaSink_Release(sink);
     IMFStreamSink_Release(stream);