Rémi Bernon : winegstreamer: Keep a reference on the media source start descriptor.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 25469b5a323417de522d41ec8b765e7d8879692a
URL:    https://gitlab.winehq.org/wine/wine/-/commit/25469b5a323417de522d41ec8b765e7...

Author: Rémi Bernon 
Date:   Wed May 10 00:49:35 2023 +0200

winegstreamer: Keep a reference on the media source start descriptor.

---

dlls/winegstreamer/media_source.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/dlls/winegstreamer/media_source.c b/dlls/winegstreamer/media_source.c
index d404662e5bb..558d7dd51f5 100644
--- a/dlls/winegstreamer/media_source.c
+++ b/dlls/winegstreamer/media_source.c
@@ -174,7 +174,10 @@ static ULONG WINAPI source_async_command_Release(IUnknown *iface)
     if (!refcount)
     {
         if (command->op == SOURCE_ASYNC_START)
+        {
+            IMFPresentationDescriptor_Release(command->u.start.descriptor);
             PropVariantClear(&command->u.start.position);
+        }
         else if (command->op == SOURCE_ASYNC_REQUEST_SAMPLE)
         {
             if (command->u.request_sample.token)
@@ -1376,6 +1379,7 @@ static HRESULT WINAPI media_source_Start(IMFMediaSource *iface, IMFPresentationD
     {
         struct source_async_command *command = impl_from_async_command_IUnknown(op);
         command->u.start.descriptor = descriptor;
+        IMFPresentationDescriptor_AddRef(descriptor);
         command->u.start.format = *time_format;
         PropVariantCopy(&command->u.start.position, position);