Visual Servoing Platform  version 3.5.0 under development (2022-02-15)
vpDirectShowDevice.cpp
1 /****************************************************************************
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3  * ViSP, open source Visual Servoing Platform software.
4  * Copyright (C) 2005 - 2019 by Inria. All rights reserved.
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6  * This software is free software; you can redistribute it and/or modify
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10  * See the file LICENSE.txt at the root directory of this source
11  * distribution for additional information about the GNU GPL.
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13  * For using ViSP with software that can not be combined with the GNU
14  * GPL, please contact Inria about acquiring a ViSP Professional
15  * Edition License.
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19  * This software was developed at:
20  * Inria Rennes - Bretagne Atlantique
21  * Campus Universitaire de Beaulieu
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29  * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
30  *
31  * Description:
32  * DirectShow device description.
33  *
34  * Authors:
35  * Bruno Renier
36  *
37  *****************************************************************************/
38 
39 #ifndef DOXYGEN_SHOULD_SKIP_THIS
40 
41 #include <stdio.h>
42 #include <visp3/core/vpConfig.h>
43 #if (defined(VISP_HAVE_DIRECTSHOW))
44 
45 #include <visp3/sensor/vpDirectShowDevice.h>
46 
52 bool vpDirectShowDevice::init(const CComPtr<IMoniker> &pMoniker)
53 {
54  HRESULT hr;
55 
56  // Get the properties
57  CComPtr<IPropertyBag> pPropBag;
58  pMoniker->BindToStorage(0, 0, IID_IPropertyBag, (void **)(&pPropBag));
59 
60  // get the name of the input
61  VARIANT varName;
62  VARIANT varDesc;
63  VARIANT varDevPath;
64  VariantInit(&varName);
65  VariantInit(&varDesc);
66  VariantInit(&varDevPath);
67  char tmp[FILENAME_MAX];
68 
69  hr = pPropBag->Read(L"FriendlyName", &varName, 0);
70 
71  // successfully got the name
72  if (SUCCEEDED(hr)) {
73  sprintf(tmp, "%S", varName.bstrVal);
74  name = tmp;
75  }
76 
77  VariantClear(&varName);
78 
79  hr = pPropBag->Read(L"Description", &varDesc, 0);
80 
81  // successfully got the description
82  if (SUCCEEDED(hr)) {
83  sprintf(tmp, "%S", varDesc.bstrVal);
84  desc = tmp;
85  }
86 
87  VariantClear(&varDesc);
88 
89  hr = pPropBag->Read(L"DevicePath", &varDevPath, 0);
90 
91  // successfully got the device path
92  if (SUCCEEDED(hr)) {
93  sprintf(tmp, "%S", varDevPath.bstrVal);
94  devPath = tmp;
95  }
96 
97  VariantClear(&varDevPath);
98 
99  inUse = false;
100 
101  return true;
102 }
103 
108 bool vpDirectShowDevice::operator==(vpDirectShowDevice &dev)
109 {
110  return name == dev.name && desc == dev.desc && devPath == dev.devPath;
111 }
112 
113 VISP_EXPORT std::ostream &operator<<(std::ostream &os, vpDirectShowDevice &dev)
114 {
115  return os << dev.name << std::endl << dev.desc << std::endl << dev.devPath;
116 }
117 
118 #elif !defined(VISP_BUILD_SHARED_LIBS)
119 // Work arround to avoid warning: libvisp_sensor.a(vpDirectShowDevice.cpp.o)
120 // has no symbols
121 void dummy_vpDirectShowDevice(){};
122 #endif
123 #endif
friend std::ostream & operator<<(std::ostream &s, const vpArray2D< Type > &A)
Definition: vpArray2D.h:493