[PATCH 5/5] amstream: Reference the multimedia stream in ddraw stream sample.

[Anton Baskanov]

Signed-off-by: Anton Baskanov <baskanov at gmail.com>
---
 dlls/amstream/ddrawstream.c    | 4 ++++
 dlls/amstream/tests/amstream.c | 2 ++
 2 files changed, 6 insertions(+)

diff --git a/dlls/amstream/ddrawstream.c b/dlls/amstream/ddrawstream.c
index 6ea99d4915e..509e489435b 100644
--- a/dlls/amstream/ddrawstream.c
+++ b/dlls/amstream/ddrawstream.c
@@ -69,6 +69,7 @@ struct ddraw_sample
 {
     IDirectDrawStreamSample IDirectDrawStreamSample_iface;
     LONG ref;
+    IMultiMediaStream *mmstream;
     struct ddraw_stream *parent;
     IDirectDrawSurface *surface;
     RECT rect;
@@ -1462,6 +1463,8 @@ static ULONG WINAPI ddraw_sample_Release(IDirectDrawStreamSample *iface)
         --sample->parent->sample_refs;
         LeaveCriticalSection(&sample->parent->cs);
 
+        if (sample->mmstream)
+            IMultiMediaStream_Release(sample->mmstream);
         IAMMediaStream_Release(&sample->parent->IAMMediaStream_iface);
 
         if (sample->surface)
@@ -1680,6 +1683,7 @@ static HRESULT ddrawstreamsample_create(struct ddraw_stream *parent, IDirectDraw
     object->parent = parent;
     InitializeConditionVariable(&object->update_cv);
     IAMMediaStream_AddRef(&parent->IAMMediaStream_iface);
+    IAMMediaStream_GetMultiMediaStream(&parent->IAMMediaStream_iface, &object->mmstream);
     ++parent->sample_refs;
 
     if (surface)
diff --git a/dlls/amstream/tests/amstream.c b/dlls/amstream/tests/amstream.c
index 285dc0f0547..9dda5882a4f 100644
--- a/dlls/amstream/tests/amstream.c
+++ b/dlls/amstream/tests/amstream.c
@@ -6904,9 +6904,11 @@ static void test_ddrawstream_create_sample(void)
     hr = IDirectDrawMediaStream_CreateSample(ddraw_stream, NULL, &rect, 0, &sample);
     ok(hr == E_INVALIDARG, "Got hr %#x.\n", hr);
 
+    EXPECT_REF(mmstream, 1);
     EXPECT_REF(stream, 3);
     hr = IDirectDrawMediaStream_CreateSample(ddraw_stream, NULL, NULL, 0, &sample);
     ok(hr == S_OK, "Got hr %#x.\n", hr);
+    EXPECT_REF(mmstream, 2);
     EXPECT_REF(stream, 4);
 
     hr = IDirectDrawStreamSample_GetSurface(sample, NULL, NULL);
-- 
2.17.1