diff --git a/dlls/mf/session.c b/dlls/mf/session.c
index 14aac774705..be5ea642d41 100644
--- a/dlls/mf/session.c
+++ b/dlls/mf/session.c
@@ -842,15 +842,13 @@ static ULONG WINAPI present_clock_Release(IMFPresentationClock *iface)
 static HRESULT WINAPI present_clock_GetClockCharacteristics(IMFPresentationClock *iface, DWORD *flags)
 {
     struct presentation_clock *clock = impl_from_IMFPresentationClock(iface);
-    HRESULT hr;
+    HRESULT hr = MF_E_CLOCK_NO_TIME_SOURCE;
 
     TRACE("%p, %p.\n", iface, flags);
 
     EnterCriticalSection(&clock->cs);
     if (clock->time_source)
         hr = IMFPresentationTimeSource_GetClockCharacteristics(clock->time_source, flags);
-    else
-        hr = MF_E_CLOCK_NO_TIME_SOURCE;
     LeaveCriticalSection(&clock->cs);
 
     return hr;
@@ -889,15 +887,13 @@ static HRESULT WINAPI present_clock_GetState(IMFPresentationClock *iface, DWORD
 static HRESULT WINAPI present_clock_GetProperties(IMFPresentationClock *iface, MFCLOCK_PROPERTIES *props)
 {
     struct presentation_clock *clock = impl_from_IMFPresentationClock(iface);
-    HRESULT hr;
+    HRESULT hr = MF_E_CLOCK_NO_TIME_SOURCE;
 
     TRACE("%p, %p.\n", iface, props);
 
     EnterCriticalSection(&clock->cs);
     if (clock->time_source)
         hr = IMFPresentationTimeSource_GetProperties(clock->time_source, props);
-    else
-        hr = MF_E_CLOCK_NO_TIME_SOURCE;
     LeaveCriticalSection(&clock->cs);
 
     return hr;
@@ -939,6 +935,9 @@ static HRESULT WINAPI present_clock_GetTimeSource(IMFPresentationClock *iface,
 
     TRACE("%p, %p.\n", iface, time_source);
 
+    if (!time_source)
+        return E_INVALIDARG;
+
     EnterCriticalSection(&clock->cs);
     if (clock->time_source)
     {
@@ -954,9 +953,21 @@ static HRESULT WINAPI present_clock_GetTimeSource(IMFPresentationClock *iface,
 
 static HRESULT WINAPI present_clock_GetTime(IMFPresentationClock *iface, MFTIME *time)
 {
-    FIXME("%p, %p.\n", iface, time);
+    struct presentation_clock *clock = impl_from_IMFPresentationClock(iface);
+    HRESULT hr = MF_E_CLOCK_NO_TIME_SOURCE;
+    MFTIME systime;
 
-    return E_NOTIMPL;
+    TRACE("%p, %p.\n", iface, time);
+
+    if (!time)
+        return E_POINTER;
+
+    EnterCriticalSection(&clock->cs);
+    if (clock->time_source)
+        hr = IMFPresentationTimeSource_GetCorrelatedTime(clock->time_source, 0, time, &systime);
+    LeaveCriticalSection(&clock->cs);
+
+    return hr;
 }
 
 static HRESULT WINAPI present_clock_AddClockStateSink(IMFPresentationClock *iface, IMFClockStateSink *state_sink)
diff --git a/dlls/mf/tests/mf.c b/dlls/mf/tests/mf.c
index b710d0a13dd..dc58dc1efd3 100644
--- a/dlls/mf/tests/mf.c
+++ b/dlls/mf/tests/mf.c
@@ -1431,10 +1431,10 @@ static void test_presentation_clock(void)
     IMFRateControl *rate_control;
     IMFPresentationClock *clock;
     IMFShutdown *shutdown;
+    MFTIME systime, time;
     LONGLONG clock_time;
     MFCLOCK_STATE state;
     IMFTimer *timer;
-    MFTIME systime;
     unsigned int i;
     DWORD value;
     HRESULT hr;
@@ -1448,9 +1448,21 @@ static void test_presentation_clock(void)
     hr = IMFPresentationClock_GetTimeSource(clock, &time_source);
     ok(hr == MF_E_CLOCK_NO_TIME_SOURCE, "Unexpected hr %#x.\n", hr);
 
+    hr = IMFPresentationClock_GetTimeSource(clock, NULL);
+    ok(hr == E_INVALIDARG, "Unexpected hr %#x.\n", hr);
+
     hr = IMFPresentationClock_GetClockCharacteristics(clock, &value);
     ok(hr == MF_E_CLOCK_NO_TIME_SOURCE, "Unexpected hr %#x.\n", hr);
 
+    hr = IMFPresentationClock_GetClockCharacteristics(clock, NULL);
+    ok(hr == MF_E_CLOCK_NO_TIME_SOURCE, "Unexpected hr %#x.\n", hr);
+
+    hr = IMFPresentationClock_GetTime(clock, &time);
+    ok(hr == MF_E_CLOCK_NO_TIME_SOURCE, "Unexpected hr %#x.\n", hr);
+
+    hr = IMFPresentationClock_GetTime(clock, NULL);
+    ok(hr == E_POINTER, "Unexpected hr %#x.\n", hr);
+
     value = 1;
     hr = IMFPresentationClock_GetContinuityKey(clock, &value);
     ok(hr == S_OK, "Unexpected hr %#x.\n", hr);
@@ -1538,6 +1550,20 @@ todo_wine
         ok(state == clock_state_change[i].clock_state, "%u: unexpected state %d.\n", i, state);
     }
 
+    /* Clock time stamps. */
+    hr = IMFPresentationClock_Start(clock, 10);
+    ok(hr == S_OK, "Failed to start presentation clock, hr %#x.\n", hr);
+
+    hr = IMFPresentationClock_Pause(clock);
+    ok(hr == S_OK, "Failed to pause presentation clock, hr %#x.\n", hr);
+
+    hr = IMFPresentationClock_GetTime(clock, &time);
+    ok(hr == S_OK, "Failed to get clock time, hr %#x.\n", hr);
+
+    hr = IMFPresentationTimeSource_GetCorrelatedTime(time_source, 0, &clock_time, &systime);
+    ok(hr == S_OK, "Failed to get time source time, hr %#x.\n", hr);
+    ok(time == clock_time, "Unexpected clock time.\n");
+
     IMFPresentationTimeSource_Release(time_source);
 
     hr = IMFPresentationClock_QueryInterface(clock, &IID_IMFRateControl, (void **)&rate_control);