Zebediah Figura : winegstreamer: Disconnect source pins before calling wg_parser_disconnect().

[Alexandre Julliard]

Module: wine
Branch: master
Commit: db41b2ae238da4a8f73060948e94b8bdc64f64bb
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=db41b2ae238da4a8f73060948e94b8bdc64f64bb

Author: Zebediah Figura <zfigura at codeweavers.com>
Date:   Mon Apr  4 11:50:54 2022 -0500

winegstreamer: Disconnect source pins before calling wg_parser_disconnect().

Signed-off-by: Zebediah Figura <zfigura at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/winegstreamer/quartz_parser.c | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)

diff --git a/dlls/winegstreamer/quartz_parser.c b/dlls/winegstreamer/quartz_parser.c
index bb7a71283c3..f38a0c16215 100644
--- a/dlls/winegstreamer/quartz_parser.c
+++ b/dlls/winegstreamer/quartz_parser.c
@@ -1629,6 +1629,15 @@ static HRESULT GST_RemoveOutputPins(struct parser *This)
     if (!This->sink_connected)
         return S_OK;
 
+    /* Disconnecting source pins triggers a call to wg_parser_stream_disable().
+     * The stream pointers are no longer valid after wg_parser_disconnect(), so
+     * make sure we disable the streams first. */
+    for (i = 0; i < This->source_count; ++i)
+    {
+        if (This->sources[i])
+            free_source_pin(This->sources[i]);
+    }
+
     wg_parser_disconnect(This->wg_parser);
 
     /* read_thread() needs to stay alive to service any read requests GStreamer
@@ -1637,12 +1646,6 @@ static HRESULT GST_RemoveOutputPins(struct parser *This)
     WaitForSingleObject(This->read_thread, INFINITE);
     CloseHandle(This->read_thread);
 
-    for (i = 0; i < This->source_count; ++i)
-    {
-        if (This->sources[i])
-            free_source_pin(This->sources[i]);
-    }
-
     This->source_count = 0;
     free(This->sources);
     This->sources = NULL;