[PATCH 4/5] winegstreamer: Set MF_PD_MIME_TYPE on source's presentation descriptor.

[Derek Lesho]

Signed-off-by: Derek Lesho <dlesho at codeweavers.com>
---
 dlls/winegstreamer/media_source.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/dlls/winegstreamer/media_source.c b/dlls/winegstreamer/media_source.c
index b7f3e6c2946..62cee6880fd 100644
--- a/dlls/winegstreamer/media_source.c
+++ b/dlls/winegstreamer/media_source.c
@@ -1237,6 +1237,7 @@ static HRESULT media_source_constructor(IMFByteStream *bytestream, struct media_
 
     struct media_source *object = heap_alloc_zero(sizeof(*object));
     IMFStreamDescriptor **descriptors = NULL;
+    IMFAttributes *byte_stream_attributes;
     gint64 total_pres_time = 0;
     unsigned int i;
     HRESULT hr;
@@ -1370,6 +1371,18 @@ static HRESULT media_source_constructor(IMFByteStream *bytestream, struct media_
     if (object->stream_count)
         IMFPresentationDescriptor_SetUINT64(object->pres_desc, &MF_PD_DURATION, total_pres_time / 100);
 
+    if (SUCCEEDED(IMFByteStream_QueryInterface(object->byte_stream, &IID_IMFAttributes, (void **)&byte_stream_attributes)))
+    {
+        WCHAR *mimeW = NULL;
+        DWORD length;
+        if (SUCCEEDED(IMFAttributes_GetAllocatedString(byte_stream_attributes, &MF_BYTESTREAM_CONTENT_TYPE, &mimeW, &length)))
+        {
+            IMFPresentationDescriptor_SetString(object->pres_desc, &MF_PD_MIME_TYPE, mimeW);
+            CoTaskMemFree(mimeW);
+        }
+        IMFAttributes_Release(byte_stream_attributes);
+    }
+
     object->state = SOURCE_STOPPED;
 
     *out_media_source = object;
-- 
2.28.0