diff --git a/dlls/evr/mixer.c b/dlls/evr/mixer.c
index 66cb9b021a7..997c5054f12 100644
--- a/dlls/evr/mixer.c
+++ b/dlls/evr/mixer.c
@@ -1222,10 +1222,25 @@ static void video_mixer_render(struct video_mixer *mixer, IDirect3DSurface9 *rt)
     IDirect3DSurface9_Release(surface);
 }
 
+static HRESULT video_mixer_get_sample_desired_time(IMFSample *sample, LONGLONG *timestamp, LONGLONG *duration)
+{
+    IMFDesiredSample *desired;
+    HRESULT hr;
+
+    if (SUCCEEDED(hr = IMFSample_QueryInterface(sample, &IID_IMFDesiredSample, (void **)&desired)))
+    {
+        hr = IMFDesiredSample_GetDesiredSampleTimeAndDuration(desired, timestamp, duration);
+        IMFDesiredSample_Release(desired);
+    }
+
+    return hr;
+}
+
 static HRESULT WINAPI video_mixer_transform_ProcessOutput(IMFTransform *iface, DWORD flags, DWORD count,
         MFT_OUTPUT_DATA_BUFFER *buffers, DWORD *status)
 {
     struct video_mixer *mixer = impl_from_IMFTransform(iface);
+    LONGLONG timestamp, duration;
     IDirect3DSurface9 *surface;
     IDirect3DDevice9 *device;
     unsigned int i;
@@ -1272,12 +1287,17 @@ static HRESULT WINAPI video_mixer_transform_ProcessOutput(IMFTransform *iface, D
         }
         else
         {
-            if (SUCCEEDED(hr = video_mixer_get_d3d_device(mixer, &device)))
+            if (SUCCEEDED(video_mixer_get_sample_desired_time(buffers->pSample, &timestamp, &duration)))
             {
-                IDirect3DDevice9_ColorFill(device, surface, NULL, 0);
-                IDirect3DDeviceManager9_UnlockDevice(mixer->device_manager, mixer->device_handle, FALSE);
-                IDirect3DDevice9_Release(device);
+                if (SUCCEEDED(hr = video_mixer_get_d3d_device(mixer, &device)))
+                {
+                    IDirect3DDevice9_ColorFill(device, surface, NULL, 0);
+                    IDirect3DDeviceManager9_UnlockDevice(mixer->device_manager, mixer->device_handle, FALSE);
+                    IDirect3DDevice9_Release(device);
+                }
             }
+            else
+                hr = MF_E_TRANSFORM_NEED_MORE_INPUT;
         }
         IDirect3DSurface9_Release(surface);
     }
diff --git a/dlls/evr/tests/evr.c b/dlls/evr/tests/evr.c
index f1831b58f89..dbc3bcbc582 100644
--- a/dlls/evr/tests/evr.c
+++ b/dlls/evr/tests/evr.c
@@ -2324,11 +2324,9 @@ static void test_mixer_samples(void)
 
     buffers[0].pSample = sample;
     hr = IMFTransform_ProcessOutput(mixer, 0, 1, buffers, &status);
-todo_wine
     ok(hr == MF_E_TRANSFORM_NEED_MORE_INPUT, "Unexpected hr %#x.\n", hr);
 
     color = get_surface_color(surface, 0, 0);
-todo_wine
     ok(color == D3DCOLOR_ARGB(0x10, 0xff, 0x00, 0x00), "Unexpected color %#x.\n", color);
 
     /* Streaming is not started yet. Output is colored black, but only if desired timestamps were set. */