Nikolay Sivov : mfmediaengine: Mask some source flags returned from GetResourceCharacteristics().

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 7773139261ad197c03993f7d2c2931197cba221b
URL:    https://gitlab.winehq.org/wine/wine/-/commit/7773139261ad197c03993f7d2c29311...

Author: Nikolay Sivov <nsivov(a)codeweavers.com>
Date:   Mon Oct 16 01:46:34 2023 +0200

mfmediaengine: Mask some source flags returned from GetResourceCharacteristics().

Signed-off-by: Nikolay Sivov <nsivov(a)codeweavers.com>

---

 dlls/mfmediaengine/main.c | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/dlls/mfmediaengine/main.c b/dlls/mfmediaengine/main.c
index 5a63974967d..0d553a40a7e 100644
--- a/dlls/mfmediaengine/main.c
+++ b/dlls/mfmediaengine/main.c
@@ -2601,9 +2601,17 @@ static HRESULT WINAPI media_engine_GetResourceCharacteristics(IMFMediaEngineEx *
 
     EnterCriticalSection(&engine->cs);
     if (engine->flags & FLAGS_ENGINE_SHUT_DOWN)
+    {
         hr = MF_E_SHUTDOWN;
-    else if (engine->presentation.source)
-        hr = IMFMediaSource_GetCharacteristics(engine->presentation.source, flags);
+    }
+    else if (engine->presentation.source && flags)
+    {
+        if (SUCCEEDED(IMFMediaSource_GetCharacteristics(engine->presentation.source, flags)))
+        {
+            *flags = *flags & 0xf;
+            hr = S_OK;
+        }
+    }
     LeaveCriticalSection(&engine->cs);
 
     return hr;