[PATCH v4 7/9] qedit: Use the first pin's media type for filters without a filename.

[Gabriel Ivăncescu]

Signed-off-by: Gabriel Ivăncescu <gabrielopcode at gmail.com>
---

The IFileSourceFilter is not queried for filters placed via put_Filter,
so obtain the media type from the first pin to use for finding a matching
splitter.

 dlls/qedit/mediadet.c | 45 +++++++++++++++++++++++++++++++------------
 1 file changed, 33 insertions(+), 12 deletions(-)

diff --git a/dlls/qedit/mediadet.c b/dlls/qedit/mediadet.c
index d1e8b71..0a9210c 100644
--- a/dlls/qedit/mediadet.c
+++ b/dlls/qedit/mediadet.c
@@ -150,22 +150,43 @@ static HRESULT get_splitter(MediaDetImpl *This)
     if (FAILED(hr))
         return hr;
 
-    hr = IBaseFilter_QueryInterface(This->source, &IID_IFileSourceFilter,
-                                    (void **) &file);
-    if (FAILED(hr))
+    if (This->filename)
     {
-        IFilterMapper2_Release(map);
-        return hr;
-    }
+        hr = IBaseFilter_QueryInterface(This->source, &IID_IFileSourceFilter,
+                                        (void **) &file);
+        if (FAILED(hr))
+        {
+            IFilterMapper2_Release(map);
+            return hr;
+        }
 
-    hr = IFileSourceFilter_GetCurFile(file, &name, &mt);
-    IFileSourceFilter_Release(file);
-    CoTaskMemFree(name);
-    if (FAILED(hr))
+        hr = IFileSourceFilter_GetCurFile(file, &name, &mt);
+        IFileSourceFilter_Release(file);
+        CoTaskMemFree(name);
+        if (FAILED(hr))
+        {
+            IFilterMapper2_Release(map);
+            return hr;
+        }
+    }
+    else
     {
-        IFilterMapper2_Release(map);
-        return hr;
+        mt.majortype = GUID_NULL;
+        mt.subtype = GUID_NULL;
+        mt.pbFormat = NULL;
+
+        hr = IBaseFilter_EnumPins(This->source, &pins);
+        if (SUCCEEDED(hr))
+        {
+            if (IEnumPins_Next(pins, 1, &source_pin, NULL) == S_OK)
+            {
+                get_pin_media_type(source_pin, &mt);
+                IPin_Release(source_pin);
+            }
+            IEnumPins_Release(pins);
+        }
     }
+
     type[0] = mt.majortype;
     type[1] = mt.subtype;
     CoTaskMemFree(mt.pbFormat);
-- 
2.21.0