/** This callback function is invoked once upon creation of each
* channel for an H323 session
*/
BOOL MyH323Connection::OnStartLogicalChannel(H323Channel & channel)
{
/* Increase the count of channels we have open */
channelsOpen++;
if (h323debug) {
cout << "\t-- Started logical channel: ";
cout << ((channel.GetDirection()==H323Channel::IsTransmitter)?"sending ":((channel.GetDirection()==H323Channel::IsReceiver)?"receiving ":" "));
cout << (const char *)(channel.GetCapability()).GetFormatName() << endl;
cout << "\t\t-- channelsOpen = " << channelsOpen << endl;
}
return connectionState != ShuttingDownConnection;
}
BOOL CMyPhoneEndPoint::OnStartLogicalChannel(H323Connection &, H323Channel & channel)
{
if( isIncomingCall
&& m_fAutoMute
&& (channel.GetCapability().GetMainType()==H323Capability::e_Audio)
&& (channel.GetDirection()==H323Channel::IsTransmitter)
)
{
channel.SetPause(TRUE);
m_dialog->m_micMute.SetCheck(BST_CHECKED);
m_dialog->m_micMute.SetIcon(::LoadIcon(AfxGetInstanceHandle(),MAKEINTRESOURCE(IDI_MICMUTEICON)));
}
OnLogicalChannel(channel, IDS_STARTCHANNELTX, IDS_STARTCHANNELRX);
return TRUE;
}
/* alas, this doesn't work :( */
void h323_native_bridge(const char *token, const char *them, char *capability)
{
H323Channel *channel;
MyH323Connection *connection = (MyH323Connection *)endPoint->FindConnectionWithLock(token);
if (!connection) {
cout << "ERROR: No connection found, this is bad\n";
return;
}
cout << "Native Bridge: them [" << them << "]" << endl;
channel = connection->FindChannel(connection->sessionId, TRUE);
connection->bridging = TRUE;
connection->CloseLogicalChannelNumber(channel->GetNumber());
connection->Unlock();
return;
}
/** This callback function is invoked once upon creation of each
* channel for an H323 session
*/
BOOL MyH323Connection::OnStartLogicalChannel(H323Channel & channel)
{
PIPSocket::Address remoteIpAddress;
WORD remotePort;
if (h323debug) {
cout << " -- Started logical channel: ";
cout << ((channel.GetDirection()==H323Channel::IsTransmitter)?"sending ":((channel.GetDirection()==H323Channel::IsReceiver)?"receiving ":" "));
cout << (const char *)(channel.GetCapability()).GetFormatName() << endl;
}
/* adjust the count of channels we have open */
channelsOpen++;
if (h323debug) {
cout << " -- channelsOpen = " << channelsOpen << endl;
}
if (!Lock()) {
ast_log(LOG_ERROR,"chan_h323: OnStartLogicalChannel: Could not obtain connection lock");
return FALSE;
}
/* Connect RTP for incoming calls */
if (!AST_Outgoing) {
H323_ExternalRTPChannel & external = (H323_ExternalRTPChannel &)channel;
external.GetRemoteAddress(remoteIpAddress, remotePort);
if (h323debug) {
cout << "\t\tRTP channel id " << sessionId << " parameters:" << endl;
cout << "\t\t-- remoteIpAddress: " << remoteIpAddress << endl;
cout << "\t\t-- remotePort: " << remotePort << endl;
cout << "\t\t-- ExternalIpAddress: " << externalIpAddress << endl;
cout << "\t\t-- ExternalPort: " << externalPort << endl;
}
/* Notify Asterisk of remote RTP information */
on_start_logical_channel(GetCallReference(), (const char *)remoteIpAddress.AsString(), remotePort,
(const char *)GetCallToken());
AST_RTP_Connected = TRUE;
}
Unlock();
return TRUE;
}
BOOL CMyPhoneEndPoint::OpenVideoChannel(H323Connection & connection,
BOOL isEncoding,
H323VideoCodec & codec)
{
PVideoChannel * channel = new PVideoChannel;
PVideoDevice * displayDevice = NULL;
if (isEncoding)
{
// Transmitter part
if(!autoStartTransmitVideo) return FALSE;
codec.SetTxQualityLevel(config.GetInteger(VideoQualityConfigKey,15));
codec.SetBackgroundFill(2);
int videoOutMaxBitRate = config.GetInteger(VideoOutMaxbandWidthKey, 320);
videoOutMaxBitRate = 1024 * PMAX(16, PMIN(10240, videoOutMaxBitRate));
H323Channel * lchannel = codec.GetLogicalChannel();
const H323Capability & capability = lchannel->GetCapability();
PString cname = capability.GetFormatName();
PINDEX suffixPos = cname.Find("H.263");
if(suffixPos == P_MAX_INDEX) suffixPos = cname.Find("H.261");
int videoSize = config.GetInteger(VideoOutSizeConfigKey, 2);
int width=352, height=288;
suffixPos = P_MAX_INDEX;
switch(videoSize)
{
case 0: //QCIF
width = 176; height = 144; break;
case 1: //QVGA
if(suffixPos == P_MAX_INDEX) { width = 320; height = 240; break; }
case 2: //CIF
width = 352; height = 288; break;
case 3: //VGA
if(suffixPos == P_MAX_INDEX) { width = 640; height = 480; break; }
case 5: //SVGA
if(suffixPos == P_MAX_INDEX) { width = 800; height = 600; break; }
case 6: //XVGA
if(suffixPos == P_MAX_INDEX) { width = 1024; height = 768; break; }
case 4: //4CIF
width = 704; height = 576; break;
case 7: //HD 720
if(suffixPos == P_MAX_INDEX) { width = 1280; height = 720; break; }
case 8: //SXGA
if(suffixPos == P_MAX_INDEX) { width = 1280; height = 1024; break; }
case 9: //16CIF
width = 1408; height = 1152; break;
case 10: //UXGA
if(suffixPos == P_MAX_INDEX) { width = 1600; height = 1200; break; }
case 11: //HD 1080
if(suffixPos == P_MAX_INDEX) { width = 1920; height = 1080; break; }
default:
break;
}
PTRACE(1, "Video device videoSize=" << videoSize << " width=" << width << " height=" << height);
codec.SetVideoSize(width, height);
width = codec.GetWidth();
height = codec.GetHeight();
PTRACE(1, "Accepted video device width=" << width << " height=" << height);
int curMBR = codec.GetMaxBitRate();
if(curMBR > videoOutMaxBitRate) codec.SetMaxBitRate(videoOutMaxBitRate);
int videoFramesPS = config.GetInteger(VideoFPSKey, 10);
codec.SetGeneralCodecOption("Frame Rate",videoFramesPS);
//Create grabber.
bool NoDevice = false;
PString deviceName = config.GetString(VideoDeviceConfigKey, deviceName);
if (deviceName.IsEmpty())
{
PStringArray devices = PVideoInputDevice::GetDriversDeviceNames(VideoInputDriver);
if (!devices.IsEmpty()) deviceName = devices[0];
else NoDevice = true;
}
PVideoInputDevice * grabber = NULL;
if (deviceName.Find("fake") == 0) NoDevice = true;
// else if (deviceName.Find("screen") == 0) grabber = PVideoInputDevice::CreateDevice("ScreenVideo");
else grabber = PVideoInputDevice::CreateDeviceByName(deviceName,VideoInputDriver);
if (NoDevice || !grabber->Open(deviceName, FALSE) ||
!grabber->SetFrameSize(width, height) ||
!grabber->SetColourFormatConverter("YUV420P") ||
!grabber->SetVFlipState(localFlip))
{
if(!NoDevice)
{
char sSrc[64];
m_dialog->OutputStatusStr((LPCTSTR)LoadStringLang(IDS_ERRVDEVSTR), S_SYSTEM,
(const char *) deviceName,
itoa(config.GetInteger(VideoSourceConfigKey,0), sSrc, 10));
PTRACE(1, "Failed to open or configure the video device \"" << deviceName << '"');
}
if(grabber) delete grabber;
grabber = PVideoInputDevice::CreateDevice("FakeVideo");
grabber->SetColourFormat("YUV420P");
grabber->SetVideoFormat(PVideoDevice::PAL);
grabber->SetFrameSize(width, height);
grabber->SetVFlipState(localFlip);
grabber->SetChannel(4);
}
if(videoFramesPS >0 && videoFramesPS<30)
grabber->SetFrameRate(videoFramesPS);
grabber->Start();
channel->AttachVideoReader(grabber);
/*
if (localVideo)
{
BOOL curVFlip = config.GetBoolean(VideoOutVFlipConfigKey, FALSE);
BOOL curHFlip = config.GetBoolean(VideoOutHFlipConfigKey, FALSE);
displayDevice = new CVideoOutputDevice(m_dialog,
connection.GetLocalPartyName(), curVFlip, curHFlip, TRUE, FALSE);
}
else
*/
displayDevice = PVideoOutputDevice::CreateDevice("NULLOutput");
}
else
{
// Receiver part
if(!autoStartReceiveVideo) return FALSE;
BOOL curVFlip = config.GetBoolean(VideoInVFlipConfigKey, FALSE);
BOOL curHFlip = config.GetBoolean(VideoInHFlipConfigKey, FALSE);
displayDevice = new CVideoOutputDevice(
m_vdlg, (LPCTSTR)m_dialog->FindContactName(connection), curVFlip,
curHFlip, FALSE, localVideo);
}
if(displayDevice)
{
int width = codec.GetWidth();
int height = codec.GetHeight();
// if( m_dialog->autohideVideoPan && !m_dialog->showVideoPan)
// m_dialog->ShowVideoPanels(TRUE); // show Video panel if it's hiden
displayDevice->SetColourFormat("RGB32");
displayDevice->SetColourFormatConverter("YUV420P");
displayDevice->SetFrameSize(width, height);
//Give the video window refreshing class to the channel.
channel->AttachVideoPlayer((PVideoOutputDevice *)displayDevice);
}
return codec.AttachChannel(channel,TRUE);
}
