1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
|
/****************************************************************************
* *
* PrimeSense Sensor 5.x Alpha *
* Copyright (C) 2011 PrimeSense Ltd. *
* *
* This file is part of PrimeSense Sensor. *
* *
* PrimeSense Sensor is free software: you can redistribute it and/or modify*
* it under the terms of the GNU Lesser General Public License as published *
* by the Free Software Foundation, either version 3 of the License, or *
* (at your option) any later version. *
* *
* PrimeSense Sensor is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU Lesser General Public License for more details. *
* *
* You should have received a copy of the GNU Lesser General Public License *
* along with PrimeSense Sensor. If not, see <http://www.gnu.org/licenses/>.*
* *
****************************************************************************/
#ifndef __XN_SERVER_SENSOR_INVOKER_H__
#define __XN_SERVER_SENSOR_INVOKER_H__
//---------------------------------------------------------------------------
// Includes
//---------------------------------------------------------------------------
#include "XnSensor.h"
#include <XnGeneralBuffer.h>
#include <XnEvent.h>
//---------------------------------------------------------------------------
// Types
//---------------------------------------------------------------------------
class XnServerSensorInvoker
{
private:
XN_DECLARE_EVENT_3ARG(NewStreamDataEvent, INewStreamDataEvent, const XnChar*, strStreamName, XnUInt64, nTimestamp, XnUInt32, nFrameID);
public:
XnServerSensorInvoker();
~XnServerSensorInvoker();
XnStatus Init(const XnChar* strDevicePath, const XnChar* strGlobalConfigFile, XnUInt32 nAdditionalProps, XnProperty** aAdditionalProps);
void Free();
const XnChar* GetDevicePath();
XnStatus GetIntProperty(const XnChar* strModule, const XnChar* strProperty, XnUInt64* pnValue);
XnStatus GetRealProperty(const XnChar* strModule, const XnChar* strProperty, XnDouble* pdValue);
XnStatus GetStringProperty(const XnChar* strModule, const XnChar* strProperty, XnChar* strValue);
XnStatus GetGeneralProperty(const XnChar* strModule, const XnChar* strProperty, XnGeneralBuffer& gbValue);
XnStatus SetIntProperty(const XnChar* strModule, const XnChar* strProperty, XnUInt64 nValue);
XnStatus SetRealProperty(const XnChar* strModule, const XnChar* strProperty, XnDouble dValue);
XnStatus SetStringProperty(const XnChar* strModule, const XnChar* strProperty, const XnChar* strValue);
XnStatus SetGeneralProperty(const XnChar* strModule, const XnChar* strProperty, const XnGeneralBuffer& gbValue);
XnStatus GetAllProperties(XnPropertySet* pSet, XnBool bNoStreams = FALSE, const XnChar* strModule = NULL);
XnStatus LoadConfigFromFile(const XnChar* strFileName, const XnChar* strSectionName);
XnStatus BatchConfig(const XnPropertySet* pChangeSet);
XnStatus ConfigureModuleFromGlobalFile(const XnChar* strModule);
XnStatus CreateStreamData(const XnChar* strStreamName, XnStreamData** ppStreamData);
XnStatus GetStream(const XnChar* strType, const XnPropertySet* pInitialValues);
XnStatus ReleaseStream(const XnChar* strType);
typedef INewStreamDataEvent::HandlerPtr NewStreamDataHandler;
XnStatus OpenStream(const XnChar* strName, NewStreamDataHandler pNewDataHandler, void* pCookie, XnCallbackHandle* phCallback);
XnStatus CloseStream(const XnChar* strName, XnCallbackHandle hCallback);
XnStatus AddRefFrameBuffer(const XnChar* strStreamName, XnBuffer* pBuffer);
XnStatus ReleaseFrameBuffer(const XnChar* strStreamName, XnBuffer* pBuffer);
XnStatus ReadStream(XnStreamData* pStreamData, XnUInt32* pnOffset);
XN_DECLARE_EVENT_1ARG(PropChangeEvent, IPropChangeEvent, const XnProperty*, pProp);
IPropChangeEvent& PropChangedEvent() { return m_propChangedEvent; }
private:
// Types
typedef struct SensorInvokerStream
{
XnChar strType[XN_DEVICE_MAX_STRING_LENGTH];
XnUInt32 nRefCount;
XnUInt32 nOpenRefCount;
XnStreamData* pStreamData;
XnBool bNewData;
NewStreamDataEvent* pNewDataEvent;
} SensorInvokerStream;
XN_DECLARE_STRINGS_HASH(SensorInvokerStream, _XnServerStreamsHash);
class XnServerStreamsHash;
class XnLockedServerStreamsHash
{
public:
inline XnLockedServerStreamsHash(const XnLockedServerStreamsHash& other) :
m_hash(other.m_hash),
m_locker(other.m_locker)
{}
inline _XnServerStreamsHash::Iterator begin()
{
return m_hash.begin();
}
inline _XnServerStreamsHash::Iterator end()
{
return m_hash.end();
}
typedef _XnServerStreamsHash::Iterator Iterator;
private:
inline XnLockedServerStreamsHash(_XnServerStreamsHash& hash, XN_CRITICAL_SECTION_HANDLE hLock) :
m_hash(hash),
m_locker(hLock)
{}
friend class XnServerSensorInvoker::XnServerStreamsHash;
_XnServerStreamsHash& m_hash;
XnAutoCSLocker m_locker;
};
class XnServerStreamsHash
{
public:
XnServerStreamsHash()
{
XnStatus nRetVal = xnOSCreateCriticalSection(&m_hLock);
XN_ASSERT(nRetVal == XN_STATUS_OK);
}
~XnServerStreamsHash()
{
XnStatus nRetVal = xnOSCloseCriticalSection(&m_hLock);
XN_ASSERT(nRetVal == XN_STATUS_OK);
}
inline XnStatus Set(const XnChar* strName, const SensorInvokerStream& stream)
{
XnAutoCSLocker locker(m_hLock);
return m_hash.Set(strName, stream);
}
inline XnStatus Get(const XnChar* strName, SensorInvokerStream*& pStream)
{
XnAutoCSLocker locker(m_hLock);
return m_hash.Get(strName, pStream);
}
inline XnStatus Remove(const XnChar* strName)
{
XnAutoCSLocker locker(m_hLock);
return m_hash.Remove(strName);
}
inline XnLockedServerStreamsHash GetLockedHashForIterating()
{
return XnLockedServerStreamsHash(m_hash, m_hLock);
}
private:
XN_CRITICAL_SECTION_HANDLE m_hLock;
_XnServerStreamsHash m_hash;
};
// Functions
XnStatus RegisterToProps(XnPropertySet* pProps);
XnStatus OnPropertyChanged(const XnProperty* pProp);
XnStatus OnStreamAdded(const XnChar* StreamName);
XnStatus OnStreamRemoved(const XnChar* StreamName);
XnStatus OnStreamCollectionChanged(const XnChar* StreamName, XnStreamsChangeEventType EventType);
XnStatus OnNewStreamData(const XnChar* StreamName);
XnStatus ReadStreams();
static XnStatus XN_CALLBACK_TYPE PropertyChangedCallback(const XnProperty* pProp, void* pCookie);
static void XN_CALLBACK_TYPE StreamCollectionChangedCallback(XnDeviceHandle DeviceHandle, const XnChar* StreamName, XnStreamsChangeEventType EventType, void* pCookie);
static void XN_CALLBACK_TYPE NewStreamDataCallback(XnDeviceHandle DeviceHandle, const XnChar* StreamName, void* pCookie);
static XN_THREAD_PROC ReaderThread(XN_THREAD_PARAM pThreadParam);
// Members
XnSensor m_sensor;
XN_CRITICAL_SECTION_HANDLE m_hSensorLock;
XN_THREAD_HANDLE m_hReaderThread;
XN_EVENT_HANDLE m_hNewDataEvent;
volatile XnBool m_bShouldRun;
XnStatus m_errorState;
PropChangeEvent m_propChangedEvent;
XnServerStreamsHash m_streams;
};
#endif // __XN_SERVER_SENSOR_INVOKER_H__
|
