mf: Return E_NOTIMPL from media session SetRate if rate is 0 (scrubbi…

…ng). CW-Bug-Id: #21498
ValveSoftware · Oct 31, 2022 · 4924702 · 4924702
1 parent 373922e
commit 4924702
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/dlls/mf/session.c b/dlls/mf/session.c
@@ -3859,6 +3859,13 @@ static HRESULT WINAPI session_rate_control_SetRate(IMFRateControl *iface, BOOL t
 
     TRACE("%p, %d, %f.\n", iface, thin, rate);
 
+    if (!rate)
+    {
+        /* The Anacrusis fails to play its video if we succeed here */
+        ERR("Scrubbing not implemented!\n");
+        return E_NOTIMPL;
+    }
+
     if (FAILED(hr = create_session_op(SESSION_CMD_SET_RATE, &op)))
         return hr;