[PATCH 4/7] winegstreamer: Prefer MF_BYTESTREAM_ORIGIN_NAME for source URL.

[Rémi Bernon]

From: Rémi Bernon

---
 dlls/winegstreamer/media_source.c | 22 +++++++++++++++++++++-
 1 file changed, 21 insertions(+), 1 deletion(-)

diff --git a/dlls/winegstreamer/media_source.c b/dlls/winegstreamer/media_source.c
index 950c1506152..4f02f089490 100644
--- a/dlls/winegstreamer/media_source.c
+++ b/dlls/winegstreamer/media_source.c
@@ -102,10 +102,30 @@ static const IUnknownVtbl object_context_vtbl =
     object_context_Release,
 };

+static WCHAR *byte_stream_get_url(IMFByteStream *stream, const WCHAR *url)
+{
+    IMFAttributes *attributes;
+    WCHAR buffer[MAX_PATH];
+    UINT32 size;
+    HRESULT hr;
+
+    if (SUCCEEDED(hr = IMFByteStream_QueryInterface(stream, &IID_IMFAttributes, (void **)&attributes)))
+    {
+        if (FAILED(hr = IMFAttributes_GetString(attributes, &MF_BYTESTREAM_ORIGIN_NAME,
+                buffer, ARRAY_SIZE(buffer), &size)))
+            WARN("Failed to get MF_BYTESTREAM_ORIGIN_NAME got size %#x, hr %#lx\n", size, hr);
+        else
+            url = buffer;
+        IMFAttributes_Release(attributes);
+    }
+
+    return url ? wcsdup(url) : NULL;
+}
+
 static HRESULT object_context_create(DWORD flags, IMFByteStream *stream, const WCHAR *url,
         QWORD file_size, IMFAsyncResult *result, IUnknown **out, BYTE **out_buf)
 {
-    WCHAR *tmp_url = url ? wcsdup(url) : NULL;
+    WCHAR *tmp_url = byte_stream_get_url(stream, url);
     struct object_context *context;

if (!(context = calloc(1, sizeof(*context)))