[PATCH 3/3] mfplay: Implement SetStreamSink().

[Nikolay Sivov]

Signed-off-by: Nikolay Sivov 
---
 dlls/mfplay/player.c | 30 ++++++++++++++++++++++++++++--
 1 file changed, 28 insertions(+), 2 deletions(-)

diff --git a/dlls/mfplay/player.c b/dlls/mfplay/player.c
index be51ef2d2e1..51f3f67f5b1 100644
--- a/dlls/mfplay/player.c
+++ b/dlls/mfplay/player.c
@@ -34,6 +34,7 @@
 WINE_DEFAULT_DEBUG_CHANNEL(mfplat);

DEFINE_GUID(_MF_TOPO_MEDIA_ITEM, 0x6c1bb4df, 0x59ba, 0x4020, 0x85, 0x0c, 0x35, 0x79, 0xa2, 0x7a, 0xe2, 0x51);
+DEFINE_GUID(_MF_CUSTOM_SINK, 0x7c1bb4df, 0x59ba, 0x4020, 0x85, 0x0c, 0x35, 0x79, 0xa2, 0x7a, 0xe2, 0x51);

static const WCHAR eventclassW[] = L"MediaPlayerEventCallbackClass";

@@ -550,9 +551,34 @@ static HRESULT WINAPI media_item_GetCharacteristics(IMFPMediaItem *iface, MFP_ME

static HRESULT WINAPI media_item_SetStreamSink(IMFPMediaItem *iface, DWORD index, IUnknown *sink)
 {
-    FIXME("%p, %u, %p.\n", iface, index, sink);
+    struct media_item *item = impl_from_IMFPMediaItem(iface);
+    IMFStreamDescriptor *sd;
+    IUnknown *sink_object;
+    BOOL selected;
+    HRESULT hr;

-    return E_NOTIMPL;
+    TRACE("%p, %u, %p.\n", iface, index, sink);
+
+    if (FAILED(hr = IMFPresentationDescriptor_GetStreamDescriptorByIndex(item->pd, index, &selected, &sd)))
+        return hr;
+
+    if (sink)
+    {
+        if (FAILED(hr = IUnknown_QueryInterface(sink, &IID_IMFStreamSink, (void **)&sink_object)))
+            hr = IUnknown_QueryInterface(sink, &IID_IMFActivate, (void **)&sink_object);
+
+        if (sink_object)
+        {
+            hr = IMFStreamDescriptor_SetUnknown(sd, &_MF_CUSTOM_SINK, sink_object);
+            IUnknown_Release(sink_object);
+        }
+    }
+    else
+        IMFStreamDescriptor_DeleteItem(sd, &_MF_CUSTOM_SINK);
+
+    IMFStreamDescriptor_Release(sd);
+
+    return hr;
 }

static HRESULT WINAPI media_item_GetMetadata(IMFPMediaItem *iface, IPropertyStore **metadata)