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cxVideoSourceSHM.h
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1 /*=========================================================================
2 This file is part of CustusX, an Image Guided Therapy Application.
3 
4 Copyright (c) 2008-2014, SINTEF Department of Medical Technology
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32 
33 
34 /*
35  * sscVideoSourceSHM.h
36  *
37  * Created on: Oct 10, 2011
38  * Author: franka
39  */
40 
41 #ifndef CXVIDEOSOURCESHM_H_
42 #define CXVIDEOSOURCESHM_H_
43 
44 #include "cxResourceExport.h"
45 
46 #include <map>
47 #include <stdint.h>
48 
49 #include <boost/shared_ptr.hpp>
50 
51 #include "vtkSmartPointer.h"
52 
53 #include <QObject>
54 #include <QDateTime>
55 
56 #include "cxVideoSource.h"
57 #include "cxSharedMemory.h"
58 
59 typedef vtkSmartPointer<class vtkImageImport> vtkImageImportPtr;
60 
61 // Forward declaration
62 class QTimer;
63 
64 namespace cx
65 {
66 
73 class cxResource_EXPORT VideoSourceSHM : public VideoSource
74 {
75  Q_OBJECT
76 
77 public:
78 
79  VideoSourceSHM(int width = 0, int height = 0, int depth = 24);
80  virtual ~VideoSourceSHM();
81 
82  int width() const { return mImageWidth; }
83  int height() const { return mImageHeight; }
84  int depth() const { return mImageColorDepth; }
85 
86  virtual QString getUid();
87  virtual QString getName();
88  virtual vtkImageDataPtr getVtkImageData();
89  virtual double getTimestamp();
90 
91  virtual QString getInfoString() const;
92  virtual QString getStatusString() const;
93 
94  virtual void start();
95  virtual void stop();
96 
97  virtual bool validData() const;
98  virtual bool isConnected() const;
99  virtual bool isStreaming() const;
100 
101  void connectServer(const QString& key);
102  void disconnectServer();
103  virtual void setResolution(double resolution);
104 
105 protected:
106  void update();
107 
108 protected:
112 
113 private:
114 
115  SharedMemoryClient mSource;
116 
117  vtkImageDataPtr mImageData;
118  vtkImageImportPtr mImageImport;
119 
120  double mTimeStamp;
121 
122  bool mConnected;
123  bool mStreaming;
124  bool mImportInitialized;
125  bool mStartWhenConnected;
126 
127  QTimer* mPollTimer;
128 
129 private slots:
130 
131  void serverPollSlot();
132 };
133 
134 typedef boost::shared_ptr<VideoSourceSHM> VideoSourceSHMPtr;
135 
136 } // namespace cx
137 
138 #endif /* CXVIDEOSOURCESHM_H_ */
vtkSmartPointer< class vtkImageImport > vtkImageImportPtr
Shared Memory Client.
boost::shared_ptr< VideoSourceSHM > VideoSourceSHMPtr
video source interface.
Definition: cxVideoSource.h:64
vtkSmartPointer< class vtkImageImport > vtkImageImportPtr
VideoSource for connecting to shared memory.
vtkSmartPointer< class vtkImageData > vtkImageDataPtr