Image Component Library (ICL)
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00001 /******************************************************************** 00002 ** Image Component Library (ICL) ** 00003 ** ** 00004 ** Copyright (C) 2006-2013 CITEC, University of Bielefeld ** 00005 ** Neuroinformatics Group ** 00006 ** Website: www.iclcv.org and ** 00007 ** http://opensource.cit-ec.de/projects/icl ** 00008 ** ** 00009 ** File : ICLIO/src/ICLIO/DCFrameQueue.h ** 00010 ** Module : ICLIO ** 00011 ** Authors: Christof Elbrechter ** 00012 ** ** 00013 ** ** 00014 ** GNU LESSER GENERAL PUBLIC LICENSE ** 00015 ** This file may be used under the terms of the GNU Lesser General ** 00016 ** Public License version 3.0 as published by the ** 00017 ** ** 00018 ** Free Software Foundation and appearing in the file LICENSE.LGPL ** 00019 ** included in the packaging of this file. Please review the ** 00020 ** following information to ensure the license requirements will ** 00021 ** be met: http://www.gnu.org/licenses/lgpl-3.0.txt ** 00022 ** ** 00023 ** The development of this software was supported by the ** 00024 ** Excellence Cluster EXC 277 Cognitive Interaction Technology. ** 00025 ** The Excellence Cluster EXC 277 is a grant of the Deutsche ** 00026 ** Forschungsgemeinschaft (DFG) in the context of the German ** 00027 ** Excellence Initiative. ** 00028 ** ** 00029 ********************************************************************/ 00030 00031 #pragma once 00032 00033 #include <ICLIO/DC.h> 00034 #include <ICLIO/DCDeviceOptions.h> 00035 00036 #include <ICLUtils/Mutex.h> 00037 #include <queue> 00038 00039 namespace icl{ 00040 namespace io{ 00041 00042 namespace dc{ 00043 00045 00055 class DCFrameQueue{ 00056 public: 00058 ICLIO_API DCFrameQueue(dc1394camera_t* c, DCDeviceOptions *options,int nDMABuffers=5, int nQueuedBuffers=1); 00059 00061 ICLIO_API ~DCFrameQueue(); 00062 00064 00069 ICLIO_API void step(); 00070 00072 00077 inline dc1394video_frame_t *front() { return q.front(); } 00078 00080 00083 inline dc1394video_frame_t *back() { return q.back(); } 00084 00086 inline void lock() { mutex.lock(); } 00087 00089 inline void unlock() { mutex.unlock(); } 00090 00092 00093 ICLIO_API void push(dc1394video_frame_t *f); 00094 00096 00097 ICLIO_API dc1394video_frame_t *pop(); 00098 00100 ICLIO_API void showDetails() const; 00101 00103 ICLIO_API void resetBus(); 00104 00105 private: 00107 std::queue<dc1394video_frame_t*> q; 00108 00110 utils::Mutex mutex; 00111 00113 dc1394camera_t *m_poCam; 00114 00116 int m_iBuffers; 00117 00119 int m_iQueuedBuffers; 00120 }; 00121 } 00122 } // namespace io 00123 } 00124