Added support for inband DTMF dialing

blink/configuration/account.py

@@ -5,7 +5,7 @@
 
 __all__ = ['AccountExtension', 'BonjourAccountExtension']
 
-from sipsimple.account import PSTNSettings, TLSSettings
+from sipsimple.account import PSTNSettings, RTPSettings, TLSSettings
 from sipsimple.configuration import Setting, SettingsGroup, SettingsObjectExtension
 from sipsimple.util import user_info
 
@@ -16,6 +16,10 @@ class PSTNSettingsExtension(PSTNSettings):
     idd_prefix = Setting(type=unicode, default=None, nillable=True)
 
 
+class RTPSettingsExtension(RTPSettings):
+    inband_dtmf = Setting(type=bool, default=False)                                                                                                                                          
+
+
 class ServerSettings(SettingsGroup):
     settings_url = Setting(type=HTTPURL, default=None, nillable=True)
 
@@ -30,6 +34,7 @@ class TLSSettingsExtension(TLSSettings):
 
 class AccountExtension(SettingsObjectExtension):
     pstn = PSTNSettingsExtension
+    rtp = RTPSettingsExtension
     server = ServerSettings
     sounds = SoundSettings
     tls = TLSSettingsExtension

blink/sessions.py

@@ -326,6 +326,8 @@ class SessionItem(QObject):
                 player = WavePlayer(SIPApplication.voice_audio_bridge.mixer, Resources.get(filename))
                 notification_center = NotificationCenter()
                 notification_center.add_observer(self, sender=player)
+                if self.session.account.rtp.inband_dtmf:
+                    self.audio_stream.bridge.add(player)
                 SIPApplication.voice_audio_bridge.add(player)
                 player.start()