Initial commit: ROW Client source code

Game client codebase including:
- CharacterActionControl: Character and creature management
- GlobalScript: Network, items, skills, quests, utilities
- RYLClient: Main client application with GUI and event handlers
- Engine: 3D rendering engine (RYLGL)
- MemoryManager: Custom memory allocation
- Library: Third-party dependencies (DirectX, boost, etc.)
- Tools: Development utilities

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

Library/dxx8/samples/Multimedia/DirectShow/Common/mfcdmoutil.h

@@ -0,0 +1,53 @@
+//------------------------------------------------------------------------------
+// File: MFCDMOUtil.h
+//
+// Desc: DirectShow sample code - Header for DMO utility functions 
+//       used by MFC applications.
+//
+// Copyright (c) 2000-2001 Microsoft Corporation.  All rights reserved.
+//------------------------------------------------------------------------------
+
+//
+//  Global data structure for storing GUIDs and friendly strings
+//
+typedef struct _dmo_category_info
+{
+    const GUID *pclsid;
+    TCHAR szName[128];
+
+} DMO_CATEGORY_INFO;
+
+
+// The DirectShow reference documentation lists a set of DMO categories
+// for which you can enumerate corresponding filters.  See 'Category GUIDs'
+// under 'DirectShow->DirectX Media Objects->DMO Reference' in the SDK docs.
+const DMO_CATEGORY_INFO dmo_categories[] = {
+    
+    &GUID_NULL,                  TEXT("All categories"),
+    &DMOCATEGORY_AUDIO_DECODER,  TEXT("Audio Decoder"),
+    &DMOCATEGORY_AUDIO_EFFECT,   TEXT("Audio Effect"),
+    &DMOCATEGORY_AUDIO_ENCODER,  TEXT("Audio Encoder"),
+    &DMOCATEGORY_VIDEO_DECODER,  TEXT("Video Decoder"),
+    &DMOCATEGORY_VIDEO_EFFECT,   TEXT("Video Effect"),
+    &DMOCATEGORY_VIDEO_ENCODER,  TEXT("Video Encoder"),
+    &DMOCATEGORY_AUDIO_CAPTURE_EFFECT, TEXT("Audio Capture Effect"),
+};
+
+//
+// Constants
+//
+#define NUM_CATEGORIES  (sizeof(dmo_categories) / sizeof(DMO_CATEGORY_INFO))
+#define STR_CLASSES     TEXT("DMO Categories")
+#define STR_FILTERS     TEXT("Registered DMOs")
+#define STR_UNKNOWN     TEXT("<?>")
+#define STR_NOTDMO      TEXT("---")
+
+//
+// Function prototypes
+//
+HRESULT EnumDMOsToList(IEnumDMO *pEnumCat, CListBox& ListFilters, int& nFilters);
+HRESULT AddDMOsToList(const GUID *clsid, CListBox& ListFilters, BOOL bIncludeKeyed);
+
+void DisplayDMOTypeInfo(const GUID *pCLSID, 
+                        ULONG& ulNumInputsSupplied,  CListBox& ListInputTypes,
+                        ULONG& ulNumOutputsSupplied, CListBox& ListOutputTypes);