Nikolay Sivov : mf/session: Keep a reference to the original activation object when binding sink nodes.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 39cac934efe495a029faed00fd5608e1e6f6ce62
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=39cac934efe495a029faed00f...

Author: Nikolay Sivov <nsivov(a)codeweavers.com>
Date:   Fri Nov 20 16:21:17 2020 +0300

mf/session: Keep a reference to the original activation object when binding sink nodes.

Signed-off-by: Nikolay Sivov <nsivov(a)codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard(a)winehq.org>

---

 dlls/mf/session.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/dlls/mf/session.c b/dlls/mf/session.c
index 4821ed5c90a..0381917826a 100644
--- a/dlls/mf/session.c
+++ b/dlls/mf/session.c
@@ -32,6 +32,10 @@
 
 #include "mf_private.h"
 
+#include "initguid.h"
+
+DEFINE_GUID(_MF_TOPONODE_IMFActivate, 0x33706f4a, 0x309a, 0x49be, 0xa8, 0xdd, 0xe7, 0xc0, 0x87, 0x5e, 0xb6, 0x79);
+
 WINE_DEFAULT_DEBUG_CHANNEL(mfplat);
 
 enum session_command
@@ -683,6 +687,9 @@ static HRESULT session_bind_output_nodes(IMFTopology *topology)
                         IMFMediaSink_Release(media_sink);
                     }
 
+                    if (SUCCEEDED(hr))
+                        IMFTopologyNode_SetUnknown(node, &_MF_TOPONODE_IMFActivate, (IUnknown *)activate);
+
                     IMFActivate_Release(activate);
                 }
             }