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MultiSession.h
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28 
29 #ifndef TASK_MULTI_SESSION_H
30 #define TASK_MULTI_SESSION_H
31 
32 #include <list>
33 
34 #include <Argus/Argus.h>
35 
36 #include "ITask.h"
37 #include "Util.h"
38 #include "PerfTracker.h"
39 #include "UniquePointer.h"
40 #include "TrackedUniqueObject.h"
41 
42 namespace ArgusSamples
43 {
44 
45 class EventThread;
46 
47 /**
48  * This task creates one session for each available sensor
49  */
50 class TaskMultiSession : public ITask
51 {
52 public:
54  virtual ~TaskMultiSession();
55 
56  /** @name ITask methods */
57  /**@{*/
58  virtual bool initialize();
59  virtual bool shutdown();
60  virtual bool start();
61  virtual bool stop();
62  /**@}*/
63 
64 private:
65  bool m_initialized; ///< set if initialized
66  bool m_running; ///< set if preview is running
67 
68  /**
69  * For each device there is one session with a request. Each request outputs to a stream which
70  * is rendered.
71  */
72  class Session
73  {
74  public:
75  Session();
76  ~Session();
77 
78  bool shutdown();
79  bool stop();
80  bool initialize(uint32_t deviceIndex);
81 
84  Argus::UniqueObj<Argus::OutputStream> m_outputStream; ///< Argus output stream
85 
86  UniquePointer<EventThread> m_eventThread;
88  };
89 
90  std::list<Session*> m_sessions;
91 
92  bool shutdownSessions();
93 };
94 
95 }; // namespace ArgusSamples
96 
97 #endif // TASK_MULTI_SESSION_H