1 | //////////////////////////////////////////////////////////// |
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2 | // Copyright (C) Roman Ryltsov, 2008-2009 |
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3 | // Created by Roman Ryltsov roman@alax.info |
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4 | // |
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5 | // $Id: CoCreateFilterGraphInstance.cpp 95 2012-08-17 17:21:13Z roman $ |
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6 | |
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7 | #include "stdafx.h" |
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8 | #include <dshow.h> |
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9 | #include <qedit.h> |
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10 | |
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11 | #pragma comment (lib, "strmiids.lib") |
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12 | |
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13 | int _tmain(int argc, _TCHAR* argv[]) |
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14 | { |
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15 | _ATLTRY |
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16 | { |
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17 | ATLENSURE_SUCCEEDED(CoInitialize(NULL)); |
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18 | _ATLTRY |
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19 | { |
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20 | MessageBox(NULL, _T("Before CoCreateInstance"), _T("Debug"), MB_OK); |
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21 | CComPtr<IFilterGraph> pFilterGraph; |
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22 | ATLENSURE_SUCCEEDED(pFilterGraph.CoCreateInstance(CLSID_FilterGraph)); |
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23 | MessageBox(NULL, _T("After CoCreateInstance, Before AddFilter"), _T("Debug"), MB_OK); |
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24 | CComPtr<IBaseFilter> pBaseFilter; |
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25 | ATLENSURE_SUCCEEDED(pBaseFilter.CoCreateInstance(CLSID_SampleGrabber)); |
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26 | ATLENSURE_SUCCEEDED(pFilterGraph->AddFilter(pBaseFilter, NULL)); |
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27 | MessageBox(NULL, _T("After AddFilter"), _T("Debug"), MB_OK); |
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28 | } |
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29 | _ATLCATCHALL() |
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30 | { |
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31 | CoUninitialize(); |
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32 | _ATLRETHROW; |
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33 | } |
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34 | CoUninitialize(); |
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35 | } |
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36 | _ATLCATCH(Exception) |
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37 | { |
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38 | _tprintf(_T("Fatal Error 0x%08x\n"), (HRESULT) Exception); |
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39 | } |
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40 | _ATLCATCHALL() |
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41 | { |
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42 | _tprintf(_T("Fatal Error\n")); |
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43 | } |
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44 | return 0; |
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45 | } |
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46 | |
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