LGram16
e067522598
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>
113 lines
3.1 KiB
C++
113 lines
3.1 KiB
C++
//------------------------------------------------------------------------------
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// File: MFCDMOUtil.cpp
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//
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// Desc: DirectShow sample code - DMO utility functions used by MFC applications.
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//
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// Copyright (c) 2000-2001 Microsoft Corporation. All rights reserved.
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//------------------------------------------------------------------------------
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#include "stdafx.h"
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#include <dshow.h>
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#include <dmo.h>
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#include "namedguid.h"
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#include "mfcdmoutil.h"
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#include "mfcutil.h"
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HRESULT AddDMOsToList(const GUID *clsid, CListBox& ListFilters, BOOL bIncludeKeyed)
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{
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HRESULT hr;
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IEnumDMO *pEnum = NULL;
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int nFilters=0;
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DWORD dwFlags = bIncludeKeyed ? DMO_ENUMF_INCLUDE_KEYED : 0;
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// Enumerate all DMOs of the selected category
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hr = DMOEnum(*clsid, dwFlags, 0, NULL, 0, NULL, &pEnum);
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if (FAILED(hr))
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return hr;
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// Enumerate all filters using the category enumerator
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hr = EnumDMOsToList(pEnum, ListFilters, nFilters);
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// Now that the DMOs (if any) are enumerated and added
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// to the list, go ahead and select the first one.
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ListFilters.SetCurSel(0);
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pEnum->Release();
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return hr;
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}
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HRESULT EnumDMOsToList(IEnumDMO *pEnumCat, CListBox& ListFilters, int& nFilters)
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{
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HRESULT hr=S_OK;
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ULONG cFetched;
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WCHAR *wszName;
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CLSID clsid;
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// Clear the current filter list
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ClearFilterListWithCLSID(ListFilters);
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nFilters = 0;
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// If there are no filters of a requested type, show default string
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if (!pEnumCat)
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{
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ListFilters.AddString(TEXT("<< No entries >>"));
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return S_FALSE;
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}
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// Enumerate all items associated with the moniker
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while(pEnumCat->Next(1, &clsid, &wszName, &cFetched) == S_OK)
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{
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nFilters++;
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CString str(wszName);
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// Add filter's name and CLSID to the list box
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AddFilterToListWithCLSID(str, &clsid, ListFilters);
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CoTaskMemFree(wszName);
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}
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// If no DMOs matched the query, show a default item
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if (nFilters == 0)
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ListFilters.AddString(TEXT("<< No entries >>"));
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return hr;
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}
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void DisplayDMOTypeInfo(const GUID *pCLSID,
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ULONG& ulNumInputsSupplied, CListBox& ListInputTypes,
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ULONG& ulNumOutputsSupplied, CListBox& ListOutputTypes)
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{
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const int NUM_PAIRS=20;
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HRESULT hr;
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DMO_PARTIAL_MEDIATYPE aInputTypes[NUM_PAIRS]={0},
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aOutputTypes[NUM_PAIRS]={0};
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ULONG ulNumInputTypes=NUM_PAIRS, ulNumOutputTypes=NUM_PAIRS, i;
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TCHAR szCLSID[128];
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// Read type/subtype information
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hr = DMOGetTypes(
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*pCLSID,
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ulNumInputTypes, &ulNumInputsSupplied, aInputTypes,
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ulNumOutputTypes, &ulNumOutputsSupplied, aOutputTypes);
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if (FAILED(hr))
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return;
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// Show input type/subtype pairs
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for (i=0; i<ulNumInputsSupplied; i++)
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{
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GetTypeSubtypeString(szCLSID, aInputTypes[i]);
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ListInputTypes.AddString(szCLSID);
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}
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// Show output type/subtype pairs
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for (i=0; i<ulNumOutputsSupplied; i++)
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{
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GetTypeSubtypeString(szCLSID, aOutputTypes[i]);
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ListOutputTypes.AddString(szCLSID);
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}
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}
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