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
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
|
/*
oscpack -- Open Sound Control packet manipulation library
http://www.audiomulch.com/~rossb/oscpack
Copyright (c) 2004-2005 Ross Bencina <rossb@audiomulch.com>
Permission is hereby granted, free of charge, to any person obtaining
a copy of this software and associated documentation files
(the "Software"), to deal in the Software without restriction,
including without limitation the rights to use, copy, modify, merge,
publish, distribute, sublicense, and/or sell copies of the Software,
and to permit persons to whom the Software is furnished to do so,
subject to the following conditions:
The above copyright notice and this permission notice shall be
included in all copies or substantial portions of the Software.
Any person wishing to distribute modifications to the Software is
requested to send the modifications to the original developer so that
they can be incorporated into the canonical version.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR
ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include "OscReceiveTest.h"
#include <cstdlib>
#include <string.h>
#include <iostream>
#include "osc/OscReceivedElements.h"
#include "ip/UdpSocket.h"
#include "osc/OscPacketListener.h"
namespace osc{
class OscReceiveTestPacketListener : public OscPacketListener{
protected:
void ProcessMessage( const osc::ReceivedMessage& m, const IpEndpointName& remoteEndpoint )
{
// a more complex scheme involving std::map or some other method of
// processing address patterns could be used here
// (see MessageMappingOscPacketListener.h for example). however, the main
// purpose of this example is to illustrate and test different argument
// parsing methods
try {
// argument stream, and argument iterator, used in different
// examples below.
ReceivedMessageArgumentStream args = m.ArgumentStream();
ReceivedMessage::const_iterator arg = m.ArgumentsBegin();
if( strcmp( m.AddressPattern(), "/test1" ) == 0 ){
// example #1:
// parse an expected format using the argument stream interface:
bool a1;
osc::int32 a2;
float a3;
const char *a4;
args >> a1 >> a2 >> a3 >> a4 >> osc::EndMessage;
std::cout << "received '/test1' message with arguments: "
<< a1 << " " << a2 << " " << a3 << " " << a4 << "\n";
}else if( strcmp( m.AddressPattern(), "/test2" ) == 0 ){
// example #2:
// parse an expected format using the argument iterator interface
// this is a more complicated example of doing the same thing
// as above.
bool a1 = (arg++)->AsBool();
int a2 = (arg++)->AsInt32();
float a3 = (arg++)->AsFloat();
const char *a4 = (arg++)->AsString();
if( arg != m.ArgumentsEnd() )
throw ExcessArgumentException();
std::cout << "received '/test2' message with arguments: "
<< a1 << " " << a2 << " " << a3 << " " << a4 << "\n";
}else if( strcmp( m.AddressPattern(), "/test3" ) == 0 ){
// example #3:
// parse a variable argument format using the argument iterator
// interface. this is where it is necessary to use
// argument iterators instead of streams.
// When messages may contain arguments of varying type, you can
// use the argument iterator interface to query the types at
// runtime. this is more flexible that the argument stream
// interface, which requires each argument to have a fixed type
if( arg->IsBool() ){
bool a = (arg++)->AsBoolUnchecked();
std::cout << "received '/test3' message with bool argument: "
<< a << "\n";
}else if( arg->IsInt32() ){
int a = (arg++)->AsInt32Unchecked();
std::cout << "received '/test3' message with int32 argument: "
<< a << "\n";
}else if( arg->IsFloat() ){
float a = (arg++)->AsFloatUnchecked();
std::cout << "received '/test3' message with float argument: "
<< a << "\n";
}else if( arg->IsString() ){
const char *a = (arg++)->AsStringUnchecked();
std::cout << "received '/test3' message with string argument: '"
<< a << "'\n";
}else{
std::cout << "received '/test3' message with unexpected argument type\n";
}
if( arg != m.ArgumentsEnd() )
throw ExcessArgumentException();
}else if( strcmp( m.AddressPattern(), "/no_arguments" ) == 0 ){
args >> osc::EndMessage;
std::cout << "received '/no_arguments' message\n";
}else if( strcmp( m.AddressPattern(), "/a_bool" ) == 0 ){
bool a;
args >> a >> osc::EndMessage;
std::cout << "received '/a_bool' message: " << a << "\n";
}else if( strcmp( m.AddressPattern(), "/nil" ) == 0 ){
std::cout << "received '/nil' message\n";
}else if( strcmp( m.AddressPattern(), "/inf" ) == 0 ){
std::cout << "received '/inf' message\n";
}else if( strcmp( m.AddressPattern(), "/an_int" ) == 0 ){
osc::int32 a;
args >> a >> osc::EndMessage;
std::cout << "received '/an_int' message: " << a << "\n";
}else if( strcmp( m.AddressPattern(), "/a_float" ) == 0 ){
float a;
args >> a >> osc::EndMessage;
std::cout << "received '/a_float' message: " << a << "\n";
}else if( strcmp( m.AddressPattern(), "/a_char" ) == 0 ){
char a;
args >> a >> osc::EndMessage;
char s[2] = {0};
s[0] = a;
std::cout << "received '/a_char' message: '" << s << "'\n";
}else if( strcmp( m.AddressPattern(), "/an_rgba_color" ) == 0 ){
osc::RgbaColor a;
args >> a >> osc::EndMessage;
std::cout << "received '/an_rgba_color' message: " << a.value << "\n";
}else if( strcmp( m.AddressPattern(), "/a_midi_message" ) == 0 ){
osc::MidiMessage a;
args >> a >> osc::EndMessage;
std::cout << "received '/a_midi_message' message: " << a.value << "\n";
}else if( strcmp( m.AddressPattern(), "/an_int64" ) == 0 ){
osc::int64 a;
args >> a >> osc::EndMessage;
std::cout << "received '/an_int64' message: " << a << "\n";
}else if( strcmp( m.AddressPattern(), "/a_time_tag" ) == 0 ){
osc::TimeTag a;
args >> a >> osc::EndMessage;
std::cout << "received '/a_time_tag' message: " << a.value << "\n";
}else if( strcmp( m.AddressPattern(), "/a_double" ) == 0 ){
double a;
args >> a >> osc::EndMessage;
std::cout << "received '/a_double' message: " << a << "\n";
}else if( strcmp( m.AddressPattern(), "/a_string" ) == 0 ){
const char *a;
args >> a >> osc::EndMessage;
std::cout << "received '/a_string' message: '" << a << "'\n";
}else if( strcmp( m.AddressPattern(), "/a_symbol" ) == 0 ){
osc::Symbol a;
args >> a >> osc::EndMessage;
std::cout << "received '/a_symbol' message: '" << a.value << "'\n";
}else if( strcmp( m.AddressPattern(), "/a_blob" ) == 0 ){
osc::Blob a;
args >> a >> osc::EndMessage;
std::cout << "received '/a_blob' message\n";
}else{
std::cout << "unrecognised address pattern: "
<< m.AddressPattern() << "\n";
}
}catch( Exception& e ){
std::cout << "error while parsing message: "
<< m.AddressPattern() << ": " << e.what() << "\n";
}
}
};
void RunReceiveTest( int port )
{
osc::OscReceiveTestPacketListener listener;
UdpListeningReceiveSocket s(
IpEndpointName( IpEndpointName::ANY_ADDRESS, port ),
&listener );
std::cout << "listening for input on port " << port << "...\n";
std::cout << "press ctrl-c to end\n";
s.RunUntilSigInt();
std::cout << "finishing.\n";
}
} // namespace osc
#ifndef NO_OSC_TEST_MAIN
int main(int argc, char* argv[])
{
if( argc >= 2 && strcmp( argv[1], "-h" ) == 0 ){
std::cout << "usage: OscReceiveTest [port]\n";
return 0;
}
int port = 7000;
if( argc >= 2 )
port = atoi( argv[1] );
osc::RunReceiveTest( port );
return 0;
}
#endif /* NO_OSC_TEST_MAIN */
|
