1 | //////////////////////////////////////////////////////////// |
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2 | // Copyright (C) Roman Ryltsov, 2015 |
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3 | // Created by Roman Ryltsov roman@alax.info |
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4 | |
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5 | #pragma once |
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6 | |
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7 | //#import "libid:B9EC374B-834B-4DA9-BFB5-C1872CE736FF" raw_interfaces_only // AlaxInfoDirectShowSpy |
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8 | //#import "libid:C8D585EA-23F9-4D3E-9727-23CD02ED96C7" raw_interfaces_only // AlaxInfoDirectShowTools |
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9 | #include "rodshow.h" |
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10 | #include "rodmo.h" |
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11 | |
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12 | #pragma region Windows SDK (qedit.h) |
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13 | |
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14 | struct __declspec(uuid("0579154a-2b53-4994-b0d0-e773148eff85")) |
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15 | ISampleGrabberCB : IUnknown |
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16 | { |
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17 | // |
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18 | // Raw methods provided by interface |
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19 | // |
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20 | |
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21 | virtual HRESULT __stdcall SampleCB ( |
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22 | double SampleTime, |
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23 | struct IMediaSample * pSample ) = 0; |
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24 | virtual HRESULT __stdcall BufferCB ( |
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25 | double SampleTime, |
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26 | unsigned char * pBuffer, |
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27 | long BufferLen ) = 0; |
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28 | }; |
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29 | |
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30 | struct __declspec(uuid("6b652fff-11fe-4fce-92ad-0266b5d7c78f")) |
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31 | ISampleGrabber : IUnknown |
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32 | { |
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33 | // |
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34 | // Raw methods provided by interface |
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35 | // |
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36 | |
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37 | virtual HRESULT __stdcall SetOneShot ( |
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38 | long OneShot ) = 0; |
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39 | virtual HRESULT __stdcall SetMediaType ( |
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40 | struct _AMMediaType * pType ) = 0; |
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41 | virtual HRESULT __stdcall GetConnectedMediaType ( |
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42 | struct _AMMediaType * pType ) = 0; |
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43 | virtual HRESULT __stdcall SetBufferSamples ( |
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44 | long BufferThem ) = 0; |
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45 | virtual HRESULT __stdcall GetCurrentBuffer ( |
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46 | /*[in,out]*/ long * pBufferSize, |
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47 | /*[out]*/ long * pBuffer ) = 0; |
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48 | virtual HRESULT __stdcall GetCurrentSample ( |
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49 | /*[out,retval]*/ struct IMediaSample * * ppSample ) = 0; |
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50 | virtual HRESULT __stdcall SetCallback ( |
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51 | struct ISampleGrabberCB * pCallback, |
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52 | long WhichMethodToCallback ) = 0; |
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53 | }; |
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54 | |
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55 | struct __declspec(uuid("c1f400a0-3f08-11d3-9f0b-006008039e37")) |
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56 | SampleGrabber; |
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57 | // [ default ] interface ISampleGrabber |
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58 | |
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59 | struct __declspec(uuid("c1f400a4-3f08-11d3-9f0b-006008039e37")) |
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60 | NullRenderer; |
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61 | |
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62 | #pragma endregion |
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63 | |
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64 | //////////////////////////////////////////////////////////// |
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65 | // CModule |
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66 | |
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67 | class CModule : |
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68 | public CAtlExeModuleT<CModule> |
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69 | { |
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70 | public: |
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71 | |
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72 | public: |
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73 | // CModule |
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74 | CModule() |
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75 | { |
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76 | AtlTraceSetDefaultSettings(); |
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77 | _Z4_THIS(); |
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78 | _W(CExceptionFilter::Initialize()); |
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79 | } |
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80 | ~CModule() |
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81 | { |
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82 | _Z4_THIS(); |
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83 | CExceptionFilter::Terminate(); |
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84 | } |
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85 | HRESULT PreMessageLoop(INT nShowCommand) |
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86 | { |
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87 | const HRESULT nResult = __super::PreMessageLoop(nShowCommand); |
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88 | return SUCCEEDED(nResult) ? S_OK : nResult; |
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89 | } |
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90 | VOID RunMessageLoop() |
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91 | { |
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92 | CGenericFilterGraph FilterGraph; |
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93 | FilterGraph.CoCreateInstance(); |
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94 | CComPtr<ICaptureGraphBuilder2> pCaptureGraphBuilder2; |
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95 | __C(pCaptureGraphBuilder2.CoCreateInstance(CLSID_CaptureGraphBuilder2)); |
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96 | __C(pCaptureGraphBuilder2->SetFiltergraph(FilterGraph.m_pFilterGraph)); |
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97 | #pragma region Source |
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98 | static const LPCTSTR g_pszDisplayName = |
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99 | //_T("@device:sw:{860BB310-5D01-11D0-BD3B-00A0C911CE86}\\{44A8B5C7-13B6-4211-BD40-35B629D9E6DF}"); |
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100 | _T("@device:sw:{860BB310-5D01-11D0-BD3B-00A0C911CE86}\\{A8DA2ECB-DEF6-414D-8CE2-E651640DBA4F}-001"); |
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101 | CComPtr<IBaseFilter> pSourceBaseFilter; |
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102 | { |
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103 | CComPtr<IBindCtx> pBindCtx; |
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104 | __C(CreateBindCtx(0, &pBindCtx)); |
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105 | ULONG nCount; |
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106 | CComPtr<IMoniker> pMoniker; |
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107 | __C(MkParseDisplayName(pBindCtx, CStringW(g_pszDisplayName), &nCount, &pMoniker)); |
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108 | _A(pMoniker); |
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109 | __C(pMoniker->BindToObject(pBindCtx, NULL, __uuidof(IBaseFilter), (VOID**) &pSourceBaseFilter)); |
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110 | _A(pSourceBaseFilter); |
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111 | } |
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112 | __C(FilterGraph.AddFilter(pSourceBaseFilter, _T("Source"))); |
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113 | #pragma endregion |
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114 | #pragma region Sample Grabber |
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115 | CComPtr<IBaseFilter> pSampleGrabberBaseFilter; |
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116 | __C(pSampleGrabberBaseFilter.CoCreateInstance(__uuidof(SampleGrabber))); |
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117 | const CComQIPtr<ISampleGrabber> pSampleGrabber = pSampleGrabberBaseFilter; |
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118 | __D(pSampleGrabber, E_NOINTERFACE); |
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119 | AM_MEDIA_TYPE MediaType; |
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120 | ZeroMemory(&MediaType, sizeof MediaType); |
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121 | MediaType.majortype = MEDIATYPE_Video; |
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122 | MediaType.subtype = MEDIASUBTYPE_RGB24; |
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123 | __C(pSampleGrabber->SetMediaType(&MediaType)); |
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124 | __C(pSampleGrabber->SetOneShot(TRUE)); |
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125 | __C(pSampleGrabber->SetBufferSamples(TRUE)); |
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126 | __C(FilterGraph.AddFilter(pSampleGrabberBaseFilter, _T("Sample Grabber"))); |
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127 | #pragma endregion |
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128 | #pragma region Null Renderer |
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129 | CComPtr<IBaseFilter> pNullRendererBaseFilter; |
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130 | __C(pNullRendererBaseFilter.CoCreateInstance(__uuidof(NullRenderer))); |
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131 | __C(FilterGraph.AddFilter(pNullRendererBaseFilter, _T("Renderer"))); |
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132 | #pragma endregion |
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133 | __C(pCaptureGraphBuilder2->RenderStream(&PIN_CATEGORY_CAPTURE, &MEDIATYPE_Video, pSourceBaseFilter, pSampleGrabberBaseFilter, pNullRendererBaseFilter)); |
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134 | //AtlMessageBoxEx(GetActiveWindow(), _T("Break In"), _T("Debug"), MB_ICONINFORMATION | MB_OK); |
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135 | __C(FilterGraph.m_pMediaControl->Run()); |
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136 | LONG nEventCode; |
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137 | __C(FilterGraph.m_pMediaEventEx->WaitForCompletion(INFINITE, &nEventCode)); |
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138 | LONG nDataSize = 0; |
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139 | pSampleGrabber->GetCurrentBuffer(&nDataSize, NULL); |
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140 | _A(nDataSize); |
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141 | CHeapPtr<BYTE> pnData; |
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142 | __D(pnData.Allocate(nDataSize), E_OUTOFMEMORY); |
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143 | __C(pSampleGrabber->GetCurrentBuffer(&nDataSize, (LONG*) (BYTE*) pnData)); |
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144 | __C(pSampleGrabber->GetConnectedMediaType(&MediaType)); |
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145 | #pragma region Bitmap |
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146 | _A(MediaType.formattype == FORMAT_VideoInfo); |
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147 | VIDEOINFOHEADER& VideoInfoHeader = *((VIDEOINFOHEADER*) MediaType.pbFormat); |
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148 | _A((SIZE_T) nDataSize == (SIZE_T) VideoInfoHeader.bmiHeader.biSizeImage); |
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149 | CAtlFile File; |
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150 | __C(File.Create(Combine(GetPathDirectory(GetModulePath()), _T("Output.bmp")), GENERIC_WRITE, FILE_SHARE_READ, CREATE_ALWAYS)); |
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151 | BITMAPFILEHEADER BitmapFileHeader; |
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152 | ZeroMemory(&BitmapFileHeader, sizeof BitmapFileHeader); |
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153 | BitmapFileHeader.bfType = 'MB'; |
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154 | BitmapFileHeader.bfOffBits = sizeof BitmapFileHeader + sizeof VideoInfoHeader.bmiHeader; |
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155 | BitmapFileHeader.bfSize = BitmapFileHeader.bfOffBits + nDataSize; |
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156 | __C(File.Write(&BitmapFileHeader, sizeof BitmapFileHeader)); |
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157 | __C(File.Write(&VideoInfoHeader.bmiHeader, sizeof VideoInfoHeader.bmiHeader)); |
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158 | __C(File.Write(pnData, nDataSize)); |
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159 | #pragma endregion |
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160 | _A(!MediaType.pUnk); |
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161 | CoTaskMemFree(MediaType.pbFormat); |
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162 | } |
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163 | }; |
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164 | |
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