mf/evr: Add a stub for clock state sink.

dlls/mf/evr.c

@@ -34,6 +34,7 @@ struct video_renderer
     IMFMediaSink IMFMediaSink_iface;
     IMFMediaSinkPreroll IMFMediaSinkPreroll_iface;
     IMFVideoRenderer IMFVideoRenderer_iface;
+    IMFClockStateSink IMFClockStateSink_iface;
     IMFMediaEventGenerator IMFMediaEventGenerator_iface;
     LONG refcount;
 
@@ -64,6 +65,11 @@ static struct video_renderer *impl_from_IMFMediaEventGenerator(IMFMediaEventGene
     return CONTAINING_RECORD(iface, struct video_renderer, IMFMediaEventGenerator_iface);
 }
 
+static struct video_renderer *impl_from_IMFClockStateSink(IMFClockStateSink *iface)
+{
+    return CONTAINING_RECORD(iface, struct video_renderer, IMFClockStateSink_iface);
+}
+
 static HRESULT WINAPI video_renderer_sink_QueryInterface(IMFMediaSink *iface, REFIID riid, void **obj)
 {
     struct video_renderer *renderer = impl_from_IMFMediaSink(iface);
@@ -87,6 +93,10 @@ static HRESULT WINAPI video_renderer_sink_QueryInterface(IMFMediaSink *iface, RE
     {
         *obj = &renderer->IMFMediaEventGenerator_iface;
     }
+    else if (IsEqualIID(riid, &IID_IMFClockStateSink))
+    {
+        *obj = &renderer->IMFClockStateSink_iface;
+    }
     else
     {
         WARN("Unsupported interface %s.\n", debugstr_guid(riid));
@@ -363,6 +373,71 @@ static const IMFMediaEventGeneratorVtbl video_renderer_events_vtbl =
     video_renderer_events_QueueEvent,
 };
 
+static HRESULT WINAPI video_renderer_clock_sink_QueryInterface(IMFClockStateSink *iface, REFIID riid, void **obj)
+{
+    struct video_renderer *renderer = impl_from_IMFClockStateSink(iface);
+    return IMFMediaSink_QueryInterface(&renderer->IMFMediaSink_iface, riid, obj);
+}
+
+static ULONG WINAPI video_renderer_clock_sink_AddRef(IMFClockStateSink *iface)
+{
+    struct video_renderer *renderer = impl_from_IMFClockStateSink(iface);
+    return IMFMediaSink_AddRef(&renderer->IMFMediaSink_iface);
+}
+
+static ULONG WINAPI video_renderer_clock_sink_Release(IMFClockStateSink *iface)
+{
+    struct video_renderer *renderer = impl_from_IMFClockStateSink(iface);
+    return IMFMediaSink_Release(&renderer->IMFMediaSink_iface);
+}
+
+static HRESULT WINAPI video_renderer_clock_sink_OnClockStart(IMFClockStateSink *iface, MFTIME systime, LONGLONG offset)
+{
+    FIXME("%p, %s, %s.\n", iface, debugstr_time(systime), debugstr_time(offset));
+
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI video_renderer_clock_sink_OnClockStop(IMFClockStateSink *iface, MFTIME systime)
+{
+    FIXME("%p, %s.\n", iface, debugstr_time(systime));
+
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI video_renderer_clock_sink_OnClockPause(IMFClockStateSink *iface, MFTIME systime)
+{
+    FIXME("%p, %s.\n", iface, debugstr_time(systime));
+
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI video_renderer_clock_sink_OnClockRestart(IMFClockStateSink *iface, MFTIME systime)
+{
+    FIXME("%p, %s.\n", iface, debugstr_time(systime));
+
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI video_renderer_clock_sink_OnClockSetRate(IMFClockStateSink *iface, MFTIME systime, float rate)
+{
+    FIXME("%p, %s, %f.\n", iface, debugstr_time(systime), rate);
+
+    return E_NOTIMPL;
+}
+
+static const IMFClockStateSinkVtbl video_renderer_clock_sink_vtbl =
+{
+    video_renderer_clock_sink_QueryInterface,
+    video_renderer_clock_sink_AddRef,
+    video_renderer_clock_sink_Release,
+    video_renderer_clock_sink_OnClockStart,
+    video_renderer_clock_sink_OnClockStop,
+    video_renderer_clock_sink_OnClockPause,
+    video_renderer_clock_sink_OnClockRestart,
+    video_renderer_clock_sink_OnClockSetRate,
+};
+
 static HRESULT video_renderer_create_mixer(IMFAttributes *attributes, IMFTransform **out)
 {
     unsigned int flags = 0;
@@ -423,6 +498,7 @@ static HRESULT evr_create_object(IMFAttributes *attributes, void *user_context,
     object->IMFMediaSinkPreroll_iface.lpVtbl = &video_renderer_preroll_vtbl;
     object->IMFVideoRenderer_iface.lpVtbl = &video_renderer_vtbl;
     object->IMFMediaEventGenerator_iface.lpVtbl = &video_renderer_events_vtbl;
+    object->IMFClockStateSink_iface.lpVtbl = &video_renderer_clock_sink_vtbl;
     object->refcount = 1;
     InitializeCriticalSection(&object->cs);
 

dlls/mf/tests/mf.c

@@ -3229,6 +3229,7 @@ static void test_evr(void)
 {
     IMFMediaEventGenerator *ev_generator;
     IMFVideoRenderer *video_renderer;
+    IMFClockStateSink *clock_sink;
     IMFMediaSinkPreroll *preroll;
     IMFMediaSink *sink, *sink2;
     IMFActivate *activate;
@@ -3272,6 +3273,10 @@ static void test_evr(void)
     ok(hr == S_OK, "Unexpected hr %#x.\n", hr);
     IMFMediaEventGenerator_Release(ev_generator);
 
+    hr = IMFMediaSink_QueryInterface(sink, &IID_IMFClockStateSink, (void **)&clock_sink);
+    ok(hr == S_OK, "Unexpected hr %#x.\n", hr);
+    IMFClockStateSink_Release(clock_sink);
+
     hr = IMFActivate_ShutdownObject(activate);
     ok(hr == S_OK, "Failed to shut down, hr %#x.\n", hr);