void MyH323Connection::SetCapabilities(int cap, int dtmfMode, struct ast_codec_pref *prefs)
{
int txFramesInPacket;
// int gsmFrames = 4;
PINDEX lastcap = -1; /* last common capability index */
#if 0
if (cap & AST_FORMAT_SPEEX) {
/* Not real sure if Asterisk acutally supports all
of the various different bit rates so add them
all and figure it out later*/
localCapabilities.SetCapability(0, 0, new SpeexNarrow2AudioCapability());
localCapabilities.SetCapability(0, 0, new SpeexNarrow3AudioCapability());
localCapabilities.SetCapability(0, 0, new SpeexNarrow4AudioCapability());
localCapabilities.SetCapability(0, 0, new SpeexNarrow5AudioCapability());
localCapabilities.SetCapability(0, 0, new SpeexNarrow6AudioCapability());
}
#endif
#if 0
if (cap & AST_FORMAT_GSM) {
H323_GSM0610Capability *gsmCap;
lastcap = localCapabilities.SetCapability(0, 0, gsmCap = new H323_GSM0610Capability);
gsmCap->SetTxFramesInPacket(gsmFrames);
}
#endif
if (cap & AST_FORMAT_ULAW) {
H323_G711Capability *g711uCap;
lastcap = localCapabilities.SetCapability(0, 0, g711uCap = new H323_G711Capability(H323_G711Capability::muLaw));
txFramesInPacket = ast_get_ptime_by_format(prefs, AST_FORMAT_ULAW);
g711uCap->SetTxFramesInPacket(txFramesInPacket);
}
if (cap & AST_FORMAT_ALAW) {
H323_G711Capability *g711aCap;
lastcap = localCapabilities.SetCapability(0, 0, g711aCap = new H323_G711Capability(H323_G711Capability::ALaw));
txFramesInPacket = ast_get_ptime_by_format(prefs, AST_FORMAT_ALAW);
g711aCap->SetTxFramesInPacket(txFramesInPacket);
}
if (cap & AST_FORMAT_G726) {
H323_G726Capability *g726Cap;
lastcap = localCapabilities.SetCapability(0, 0, g726Cap = new H323_G726Capability);
txFramesInPacket = ast_get_ptime_by_format(prefs, AST_FORMAT_G726);
g726Cap->SetTxFramesInPacket(txFramesInPacket);
}
if (cap & AST_FORMAT_G729A) {
AST_G729ACapability *g729aCap;
AST_G729Capability *g729Cap;
lastcap = localCapabilities.SetCapability(0, 0, g729aCap = new AST_G729ACapability);
lastcap = localCapabilities.SetCapability(0, 0, g729Cap = new AST_G729Capability);
txFramesInPacket = ast_get_ptime_by_format(prefs, AST_FORMAT_G729A);
g729aCap->SetTxFramesInPacket(txFramesInPacket);
g729Cap->SetTxFramesInPacket(txFramesInPacket);
}
if (cap & AST_FORMAT_G723_1) {
H323_G7231Capability *g7231Cap;
lastcap = localCapabilities.SetCapability(0, 0, g7231Cap = new H323_G7231Capability);
txFramesInPacket = ast_get_ptime_by_format(prefs, AST_FORMAT_G723_1);
g7231Cap->SetTxFramesInPacket(txFramesInPacket);
}
if (cap & AST_FORMAT_G722) {
H323_G722Capability *g722Cap;
lastcap = localCapabilities.SetCapability(0, 0, g722Cap = new H323_G722Capability);
txFramesInPacket = ast_get_ptime_by_format(prefs, AST_FORMAT_G722);
g722Cap->SetTxFramesInPacket(txFramesInPacket);
}
lastcap++;
mode = dtmfMode;
switch (dtmfMode)
{
case H323_DTMF_INBAND:
localCapabilities.SetCapability(0, lastcap, new H323_UserInputCapability(H323_UserInputCapability::SignalToneH245));
sendUserInputMode = SendUserInputAsTone;
break;
case H323_DTMF_RFC2833:
localCapabilities.SetCapability(0, lastcap, new H323_UserInputCapability(H323_UserInputCapability::SignalToneRFC2833));
sendUserInputMode = SendUserInputAsInlineRFC2833;
break;
case H323_DTMF_Q931_KEYPAD:
lastcap = localCapabilities.SetCapability(0, lastcap, new H323_UserInputCapability(H323_UserInputCapability::HookFlashH245));
lastcap++;
lastcap = localCapabilities.SetCapability(0, lastcap, new H323_UserInputCapability(H323_UserInputCapability::BasicString));
lastcap++;
lastcap = localCapabilities.SetCapability(0, lastcap, new H323_UserInputCapability(H323_UserInputCapability::SignalToneH245));
lastcap++;
localCapabilities.SetCapability(0, lastcap, new H323_UserInputCapability(H323_UserInputCapability::SignalToneRFC2833));
sendUserInputMode = SendUserInputAsQ931;
break;
case H323_DTMF_H245_ALPHANUMERIC:
lastcap = localCapabilities.SetCapability(0, lastcap, new H323_UserInputCapability(H323_UserInputCapability::HookFlashH245));
lastcap++;
localCapabilities.SetCapability(0, lastcap, new H323_UserInputCapability(H323_UserInputCapability::BasicString));
sendUserInputMode = SendUserInputAsString;
break;
case H323_DTMF_H245_SIGNAL:
localCapabilities.SetCapability(0, lastcap, new H323_UserInputCapability(H323_UserInputCapability::SignalToneH245));
sendUserInputMode = SendUserInputAsTone;
break;
default:
cout << "\tERROR: Invalid DTMF mode" << endl;
break;
}
if (h323debug) {
cout << "Allowed Codecs:\n\t" << setprecision(2) << localCapabilities << endl;
}
}
/**
* Add capability to the capability table of the end point.
*/
int h323_set_capability(int cap, int dtmfMode)
{
H323Capabilities oldcaps;
PStringArray codecs;
int g711Frames = 30;
int gsmFrames = 4;
if (!h323_end_point_exist()) {
cout << " ERROR: [h323_set_capablity] No Endpoint, this is bad" << endl;
return 1;
}
/* clean up old capabilities list before changing */
oldcaps = endPoint->GetCapabilities();
for (PINDEX i=0; i< oldcaps.GetSize(); i++) {
codecs.AppendString(oldcaps[i].GetFormatName());
}
endPoint->RemoveCapabilities(codecs);
mode = dtmfMode;
if (dtmfMode == H323_DTMF_INBAND) {
endPoint->SetSendUserInputMode(H323Connection::SendUserInputAsTone);
} else {
endPoint->SetSendUserInputMode(H323Connection::SendUserInputAsInlineRFC2833);
}
if (cap & AST_FORMAT_SPEEX) {
/* Not real sure if Asterisk acutally supports all
of the various different bit rates so add them
all and figure it out later*/
endPoint->SetCapability(0, 0, new SpeexNarrow2AudioCapability());
endPoint->SetCapability(0, 0, new SpeexNarrow3AudioCapability());
endPoint->SetCapability(0, 0, new SpeexNarrow4AudioCapability());
endPoint->SetCapability(0, 0, new SpeexNarrow5AudioCapability());
endPoint->SetCapability(0, 0, new SpeexNarrow6AudioCapability());
}
if (cap & AST_FORMAT_G729A) {
AST_G729ACapability *g729aCap;
AST_G729Capability *g729Cap;
endPoint->SetCapability(0, 0, g729aCap = new AST_G729ACapability);
endPoint->SetCapability(0, 0, g729Cap = new AST_G729Capability);
}
if (cap & AST_FORMAT_G723_1) {
H323_G7231Capability *g7231Cap;
endPoint->SetCapability(0, 0, g7231Cap = new H323_G7231Capability);
}
if (cap & AST_FORMAT_GSM) {
H323_GSM0610Capability *gsmCap;
endPoint->SetCapability(0, 0, gsmCap = new H323_GSM0610Capability);
gsmCap->SetTxFramesInPacket(gsmFrames);
}
if (cap & AST_FORMAT_ULAW) {
H323_G711Capability *g711uCap;
endPoint->SetCapability(0, 0, g711uCap = new H323_G711Capability(H323_G711Capability::muLaw));
g711uCap->SetTxFramesInPacket(g711Frames);
}
if (cap & AST_FORMAT_ALAW) {
H323_G711Capability *g711aCap;
endPoint->SetCapability(0, 0, g711aCap = new H323_G711Capability(H323_G711Capability::ALaw));
g711aCap->SetTxFramesInPacket(g711Frames);
}
if (h323debug) {
cout << "Allowed Codecs:\n\t" << setprecision(2) << endPoint->GetCapabilities() << endl;
}
return 0;
}
