Alexandre Lision | 8af73cb | 2013-12-10 14:11:20 -0500 | [diff] [blame] | 1 | # $Id$ |
| 2 | # |
| 3 | # SIP call sample. |
| 4 | # |
| 5 | # Copyright (C) 2003-2008 Benny Prijono <benny@prijono.org> |
| 6 | # |
| 7 | # This program is free software; you can redistribute it and/or modify |
| 8 | # it under the terms of the GNU General Public License as published by |
| 9 | # the Free Software Foundation; either version 2 of the License, or |
| 10 | # (at your option) any later version. |
| 11 | # |
| 12 | # This program is distributed in the hope that it will be useful, |
| 13 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | # GNU General Public License for more details. |
| 16 | # |
| 17 | # You should have received a copy of the GNU General Public License |
| 18 | # along with this program; if not, write to the Free Software |
| 19 | # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 20 | # |
| 21 | import sys |
| 22 | import pjsua as pj |
| 23 | |
| 24 | LOG_LEVEL=3 |
| 25 | current_call = None |
| 26 | |
| 27 | # Logging callback |
| 28 | def log_cb(level, str, len): |
| 29 | print str, |
| 30 | |
| 31 | |
| 32 | # Callback to receive events from account |
| 33 | class MyAccountCallback(pj.AccountCallback): |
| 34 | |
| 35 | def __init__(self, account=None): |
| 36 | pj.AccountCallback.__init__(self, account) |
| 37 | |
| 38 | # Notification on incoming call |
| 39 | def on_incoming_call(self, call): |
| 40 | global current_call |
| 41 | if current_call: |
| 42 | call.answer(486, "Busy") |
| 43 | return |
| 44 | |
| 45 | print "Incoming call from ", call.info().remote_uri |
| 46 | print "Press 'a' to answer" |
| 47 | |
| 48 | current_call = call |
| 49 | |
| 50 | call_cb = MyCallCallback(current_call) |
| 51 | current_call.set_callback(call_cb) |
| 52 | |
| 53 | current_call.answer(180) |
| 54 | |
| 55 | |
| 56 | # Callback to receive events from Call |
| 57 | class MyCallCallback(pj.CallCallback): |
| 58 | |
| 59 | def __init__(self, call=None): |
| 60 | pj.CallCallback.__init__(self, call) |
| 61 | |
| 62 | # Notification when call state has changed |
| 63 | def on_state(self): |
| 64 | global current_call |
| 65 | print "Call with", self.call.info().remote_uri, |
| 66 | print "is", self.call.info().state_text, |
| 67 | print "last code =", self.call.info().last_code, |
| 68 | print "(" + self.call.info().last_reason + ")" |
| 69 | |
| 70 | if self.call.info().state == pj.CallState.DISCONNECTED: |
| 71 | current_call = None |
| 72 | print 'Current call is', current_call |
| 73 | |
| 74 | # Notification when call's media state has changed. |
| 75 | def on_media_state(self): |
| 76 | if self.call.info().media_state == pj.MediaState.ACTIVE: |
| 77 | # Connect the call to sound device |
| 78 | call_slot = self.call.info().conf_slot |
| 79 | pj.Lib.instance().conf_connect(call_slot, 0) |
| 80 | pj.Lib.instance().conf_connect(0, call_slot) |
| 81 | print "Media is now active" |
| 82 | else: |
| 83 | print "Media is inactive" |
| 84 | |
| 85 | # Function to make call |
| 86 | def make_call(uri): |
| 87 | try: |
| 88 | print "Making call to", uri |
| 89 | return acc.make_call(uri, cb=MyCallCallback()) |
| 90 | except pj.Error, e: |
| 91 | print "Exception: " + str(e) |
| 92 | return None |
| 93 | |
| 94 | |
| 95 | # Create library instance |
| 96 | lib = pj.Lib() |
| 97 | |
| 98 | try: |
| 99 | # Init library with default config and some customized |
| 100 | # logging config. |
| 101 | lib.init(log_cfg = pj.LogConfig(level=LOG_LEVEL, callback=log_cb)) |
| 102 | |
| 103 | # Create UDP transport which listens to any available port |
| 104 | transport = lib.create_transport(pj.TransportType.UDP, |
| 105 | pj.TransportConfig(0)) |
| 106 | print "\nListening on", transport.info().host, |
| 107 | print "port", transport.info().port, "\n" |
| 108 | |
| 109 | # Start the library |
| 110 | lib.start() |
| 111 | |
| 112 | # Create local account |
| 113 | acc = lib.create_account_for_transport(transport, cb=MyAccountCallback()) |
| 114 | |
| 115 | # If argument is specified then make call to the URI |
| 116 | if len(sys.argv) > 1: |
| 117 | lck = lib.auto_lock() |
| 118 | current_call = make_call(sys.argv[1]) |
| 119 | print 'Current call is', current_call |
| 120 | del lck |
| 121 | |
| 122 | my_sip_uri = "sip:" + transport.info().host + \ |
| 123 | ":" + str(transport.info().port) |
| 124 | |
| 125 | # Menu loop |
| 126 | while True: |
| 127 | print "My SIP URI is", my_sip_uri |
| 128 | print "Menu: m=make call, h=hangup call, a=answer call, q=quit" |
| 129 | |
| 130 | input = sys.stdin.readline().rstrip("\r\n") |
| 131 | if input == "m": |
| 132 | if current_call: |
| 133 | print "Already have another call" |
| 134 | continue |
| 135 | print "Enter destination URI to call: ", |
| 136 | input = sys.stdin.readline().rstrip("\r\n") |
| 137 | if input == "": |
| 138 | continue |
| 139 | lck = lib.auto_lock() |
| 140 | current_call = make_call(input) |
| 141 | del lck |
| 142 | |
| 143 | elif input == "h": |
| 144 | if not current_call: |
| 145 | print "There is no call" |
| 146 | continue |
| 147 | current_call.hangup() |
| 148 | |
| 149 | elif input == "a": |
| 150 | if not current_call: |
| 151 | print "There is no call" |
| 152 | continue |
| 153 | current_call.answer(200) |
| 154 | |
| 155 | elif input == "q": |
| 156 | break |
| 157 | |
| 158 | # Shutdown the library |
| 159 | transport = None |
| 160 | acc.delete() |
| 161 | acc = None |
| 162 | lib.destroy() |
| 163 | lib = None |
| 164 | |
| 165 | except pj.Error, e: |
| 166 | print "Exception: " + str(e) |
| 167 | lib.destroy() |
| 168 | lib = None |
| 169 | |