winegstreamer: Set AvgTimePerFrame in GetOutputType() for WMV decoder.

dlls/mf/tests/transform.c

@@ -1349,7 +1349,6 @@ static void check_video_info_header_(int line, VIDEOINFOHEADER *info, const VIDE
             expected->rcTarget.left, expected->rcTarget.top, expected->rcTarget.right, expected->rcTarget.bottom);
     check_member_(__FILE__, line, *info, *expected, "%lu",   dwBitRate);
     check_member_(__FILE__, line, *info, *expected, "%lu",   dwBitErrorRate);
-    todo_wine_if(expected->AvgTimePerFrame)
     check_member_(__FILE__, line, *info, *expected, "%I64d", AvgTimePerFrame);
     check_member_(__FILE__, line, *info, *expected, "%lu",   bmiHeader.biSize);
     check_member_(__FILE__, line, *info, *expected, "%ld",   bmiHeader.biWidth);

dlls/winegstreamer/wmv_decoder.c

@@ -470,6 +470,8 @@ static HRESULT WINAPI media_object_GetOutputType(IMediaObject *iface, DWORD inde
     info->rcSource.bottom = height;
     info->rcTarget.right  = width;
     info->rcTarget.bottom = height;
+    info->AvgTimePerFrame = MulDiv(10000000, decoder->input_format.u.video_wmv.fps_d,
+            decoder->input_format.u.video_wmv.fps_n);
     info->bmiHeader.biSize = sizeof(info->bmiHeader);
     info->bmiHeader.biWidth  = width;
     info->bmiHeader.biHeight = height;