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cxImageReceiverThread.h
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1 
2 /*=========================================================================
3 This file is part of CustusX, an Image Guided Therapy Application.
4 
5 Copyright (c) 2008-2014, SINTEF Department of Medical Technology
6 All rights reserved.
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8 Redistribution and use in source and binary forms, with or without
9 modification, are permitted provided that the following conditions are met:
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11 1. Redistributions of source code must retain the above copyright notice,
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22 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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32 =========================================================================*/
33 
34 
35 #ifndef CXImageReceiverThread_H_
36 #define CXImageReceiverThread_H_
37 
38 #include "org_custusx_core_video_Export.h"
39 
40 
41 #include <vector>
42 #include "boost/shared_ptr.hpp"
43 #include <QThread>
44 #include <QMutex>
45 #include <QDateTime>
46 #include "cxForwardDeclarations.h"
47 //#include "cxStreamedTimestampSynchronizer.h"
48 
49 namespace cx
50 {
51 typedef boost::shared_ptr<class CyclicActionLogger> CyclicActionLoggerPtr;
52 typedef boost::shared_ptr<class Streamer> StreamerPtr;
53 typedef boost::shared_ptr<class StreamerService> StreamerServicePtr;
54 typedef boost::shared_ptr<class DirectlyLinkedSender> DirectlyLinkedSenderPtr;
55 typedef boost::shared_ptr<class ProbeDefinition> ProbeDefinitionPtr;
56 
64 typedef boost::shared_ptr<class ImageReceiverThread> ImageReceiverThreadPtr;
65 
77 class org_custusx_core_video_EXPORT ImageReceiverThread: public QObject
78 {
79 Q_OBJECT
80 public:
81  ImageReceiverThread(StreamerServicePtr streamerInterface, QObject* parent = NULL);
82  virtual ~ImageReceiverThread() {}
83  virtual ImagePtr getLastImageMessage(); // threadsafe, Threadsafe retrieval of last image message.
84  virtual ProbeDefinitionPtr getLastSonixStatusMessage(); // threadsafe,Threadsafe retrieval of last status message.
85  virtual QString hostDescription() const; // threadsafe
86 
87 public slots:
88  void initialize(); // not threadsafe, call via postevent
89  void shutdown(); // not threadsafe, call via postevent
90 
91 signals:
92  void imageReceived();
93  void sonixStatusReceived();
94  void fps(QString, double);
95  void finished(); // emitted when object has completed shutdown
96 
97 protected:
104  void addImageToQueue(ImagePtr imgMsg);
105  void addSonixStatusToQueue(ProbeDefinitionPtr msg);
106 
107 private slots:
108 
109  void addImageToQueueSlot();
110  void addSonixStatusToQueueSlot();
111 
112 private:
113  void reportFPS(QString streamUid);
114 // bool imageComesFromSonix(ImagePtr imgMsg);
115  bool attemptInitialize();
116 
117  std::map<QString, cx::CyclicActionLoggerPtr> mFPSTimer;
118  QMutex mImageMutex;
119  QMutex mSonixStatusMutex;
120  std::list<ImagePtr> mMutexedImageMessageQueue;
121  std::list<ProbeDefinitionPtr> mMutexedSonixStatusMessageQueue;
122 
123 // StreamedTimestampSynchronizer mStreamSynchronizer;
124 
125  StreamerServicePtr mStreamerInterface;
126  StreamerPtr mImageStreamer;
127  DirectlyLinkedSenderPtr mSender;
128 
129 };
130 
134 } //end namespace cx
135 
136 #endif /* CXImageReceiverThread_H_ */
boost::shared_ptr< class DirectlyLinkedSender > DirectlyLinkedSenderPtr
boost::shared_ptr< class Image > ImagePtr
Definition: cxDicomWidget.h:48
boost::shared_ptr< class CyclicActionLogger > CyclicActionLoggerPtr
Base class for receiving images from a video stream.
boost::shared_ptr< class StreamerService > StreamerServicePtr
boost::shared_ptr< class ImageReceiverThread > ImageReceiverThreadPtr
boost::shared_ptr< class ProbeDefinition > ProbeDefinitionPtr
boost::shared_ptr< class Streamer > StreamerPtr