Fawkes API  Fawkes Development Version
transfer_thread.h
1 
2 /***************************************************************************
3  * transfer_thread.h - OpenNI Visualization: network transfer thread
4  *
5  * Created: Sat Apr 02 20:00:50 2011
6  * Copyright 2006-2011 Tim Niemueller [www.niemueller.de]
7  *
8  ****************************************************************************/
9 
10 /* This program is free software; you can redistribute it and/or modify
11  * it under the terms of the GNU General Public License as published by
12  * the Free Software Foundation; either version 2 of the License, or
13  * (at your option) any later version.
14  *
15  * This program is distributed in the hope that it will be useful,
16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18  * GNU Library General Public License for more details.
19  *
20  * Read the full text in the LICENSE.GPL file in the doc directory.
21  */
22 
23 #include <core/threading/thread.h>
24 
25 #include <map>
26 #include <string>
27 
28 namespace fawkes {
29 class ReadWriteLock;
30 }
31 
32 namespace firevision {
33 class Camera;
34 }
35 
37 {
38 public:
41 
42  void loop();
43 
44  void lock_for_read();
45  void unlock();
46  void add_camera(std::string name, firevision::Camera *cam);
47 
48  /** Get buffer for specified camera.
49  * @param name the name passed to add_camera.
50  * @return buffer that contains a copy of the image
51  */
52  const unsigned char *
53  buffer(std::string name)
54  {
55  return buffers_[name];
56  }
57 
58 private:
59  std::map<std::string, firevision::Camera *> cams_;
60  std::map<std::string, unsigned char *> buffers_;
61  std::map<std::string, size_t> buffer_sizes_;
62  fawkes::ReadWriteLock * rwlock_;
63 };
PclViewerTransferThread
Definition: transfer_thread.h:35
PclViewerTransferThread::loop
void loop()
Code to execute in the thread.
Definition: transfer_thread.cpp:91
fawkes::Thread::name
const char * name() const
Definition: thread.h:99
PclViewerTransferThread::~PclViewerTransferThread
~PclViewerTransferThread()
Destructor.
Definition: transfer_thread.cpp:50
fawkes::ReadWriteLock
Definition: read_write_lock.h:35
fawkes
PclViewerTransferThread::buffer
const unsigned char * buffer(std::string name)
Get buffer for specified camera.
Definition: transfer_thread.h:52
PclViewerTransferThread::PclViewerTransferThread
PclViewerTransferThread()
Constructor.
Definition: transfer_thread.cpp:43
PclViewerTransferThread::lock_for_read
void lock_for_read()
Lock for reading.
Definition: transfer_thread.cpp:65
fawkes::Thread
Definition: thread.h:44
firevision::Camera
Definition: camera.h:36
PclViewerTransferThread::unlock
void unlock()
Unlock.
Definition: transfer_thread.cpp:72
PclViewerTransferThread::add_camera
void add_camera(std::string name, firevision::Camera *cam)
Add a camera from which to pull images.
Definition: transfer_thread.cpp:82