jamulus/src/channel.h
2009-05-09 08:22:09 +00:00

373 lines
16 KiB
C++
Executable file

/******************************************************************************\
* Copyright (c) 2004-2009
*
* Author(s):
* Volker Fischer
*
******************************************************************************
*
* This program is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License as published by the Free Software
* Foundation; either version 2 of the License, or (at your option) any later
* version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
\******************************************************************************/
#if !defined ( CHANNEL_HOIH9345KJH98_3_4344_BB23945IUHF1912__INCLUDED_ )
#define CHANNEL_HOIH9345KJH98_3_4344_BB23945IUHF1912__INCLUDED_
#include <qthread.h>
#include <qdatetime.h>
#include <qfile.h>
#include <qtextstream.h>
#include "global.h"
#include "buffer.h"
#include "audiocompr.h"
#include "util.h"
#include "resample.h"
#include "protocol.h"
/* Definitions ****************************************************************/
// Set the time-out for the input buffer until the state changes from
// connected to not-connected (the actual time depends on the way the error
// correction is implemented)
#define CON_TIME_OUT_SEC_MAX 20 // seconds
// no valid channel number
#define INVALID_CHANNEL_ID ( MAX_NUM_CHANNELS + 1 )
enum EPutDataStat
{
PS_GEN_ERROR,
PS_AUDIO_OK,
PS_AUDIO_ERR,
PS_PROT_OK,
PS_PROT_ERR
};
enum EGetDataStat
{
GS_BUFFER_OK,
GS_BUFFER_UNDERRUN,
GS_CHAN_NOW_DISCONNECTED,
GS_CHAN_NOT_CONNECTED
};
// low upload data rate settings
#define LOW_UPL_SET_AUDIO_COMPRESSION CT_MSADPCM
#define LOW_UPL_SET_BLOCK_SIZE_FACTOR_OUT MAX_NET_BLOCK_SIZE_FACTOR
/* Classes ********************************************************************/
// CChannel --------------------------------------------------------------------
class CChannel : public QObject
{
Q_OBJECT
public:
// we have to make "server" the default since I do not see a chance to
// use constructor initialization in the server for a vector of channels
CChannel ( const bool bNIsServer = true );
virtual ~CChannel() {}
EPutDataStat PutData ( const CVector<uint8_t>& vecbyData,
int iNumBytes );
EGetDataStat GetData ( CVector<double>& vecdData );
CVector<uint8_t> PrepSendPacket ( const CVector<short>& vecsNPacket );
bool IsConnected() const { return iConTimeOut > 0; }
void SetEnable ( const bool bNEnStat );
void SetAddress ( const CHostAddress NAddr ) { InetAddr = NAddr; }
bool GetAddress ( CHostAddress& RetAddr );
CHostAddress GetAddress() { return InetAddr; }
void SetName ( const QString sNNa );
QString GetName();
void SetRemoteName ( const QString strName )
{ Protocol.CreateChanNameMes ( strName ); }
void SetGain ( const int iChanID, const double dNewGain );
double GetGain ( const int iChanID );
void SetRemoteChanGain ( const int iId, const double dGain )
{ Protocol.CreateChanGainMes ( iId, dGain ); }
void SetSockBufSize ( const int iNumBlocks );
int GetSockBufSize() { return iCurSockBufSize; }
void SetNetwBufSizeOut ( const int iNewAudioBlockSizeOut );
int GetNetwBufSizeOut() { return iCurAudioBlockSizeOut; }
int GetAudioBlockSizeIn() { return iCurAudioBlockSizeIn; }
int GetUploadRateKbps();
double GetTimingStdDev() { return CycleTimeVariance.GetStdDev(); }
void SetNetwBufSizeFactOut ( const int iNewNetwBlSiFactOut );
int GetNetwBufSizeFactOut() { return iCurNetwOutBlSiFact; }
void SetAudioCompressionOut ( const EAudComprType eNewAudComprTypeOut );
EAudComprType GetAudioCompressionOut() { return eAudComprTypeOut; }
// network protocol interface
void CreateJitBufMes ( const int iJitBufSize )
{
if ( ProtocolIsEnabled() )
{
Protocol.CreateJitBufMes ( iJitBufSize );
}
}
void CreateReqJitBufMes() { Protocol.CreateReqJitBufMes(); }
void CreateReqConnClientsList() { Protocol.CreateReqConnClientsList(); }
void CreateChatTextMes ( const QString& strChatText ) { Protocol.CreateChatTextMes ( strChatText ); }
void CreatePingMes ( const int iMs ) { Protocol.CreatePingMes ( iMs ); }
void CreateNetwBlSiFactMes ( const int iNetwBlSiFact )
{
if ( ProtocolIsEnabled() )
{
Protocol.CreateNetwBlSiFactMes ( iNetwBlSiFact );
}
}
void CreateConClientListMes ( const CVector<CChannelShortInfo>& vecChanInfo )
{
Protocol.CreateConClientListMes ( vecChanInfo );
}
void CreateNetTranspPropsMessFromCurrentSettings();
void CreateDisconnectionMes() { Protocol.CreateDisconnectionMes(); }
protected:
void SetAudioBlockSizeAndComprIn ( const int iNewBlockSize,
const EAudComprType eNewAudComprType );
bool ProtocolIsEnabled();
// audio compression
CAudioCompression AudioCompressionIn;
CAudioCompression AudioCompressionOut;
int iAudComprSizeOut;
// connection parameters
CHostAddress InetAddr;
// channel name
QString sName;
// mixer and effect settings
CVector<double> vecdGains;
// network jitter-buffer
CNetBuf SockBuf;
int iCurSockBufSize;
CCycleTimeVariance CycleTimeVariance;
// network output conversion buffer
CConvBuf ConvBuf;
// network protocol
CProtocol Protocol;
int iConTimeOut;
int iConTimeOutStartVal;
bool bIsEnabled;
bool bIsServer;
int iCurAudioBlockSizeIn;
int iCurNetwOutBlSiFact;
int iCurAudioBlockSizeOut;
QMutex Mutex;
struct sNetwBufferInProps
{
int iNetwInBufSize;
int iAudioBlockSize;
EAudComprType eAudComprType;
};
CVector<sNetwBufferInProps> vecNetwBufferInProps;
EAudComprType eAudComprTypeOut;
public slots:
void OnSendProtMessage ( CVector<uint8_t> vecMessage );
void OnJittBufSizeChange ( int iNewJitBufSize );
void OnChangeChanGain ( int iChanID, double dNewGain );
void OnChangeChanName ( QString strName );
void OnNetTranspPropsReceived ( CNetworkTransportProps NetworkTransportProps );
void OnReqNetTranspProps();
void OnDisconnection();
signals:
void MessReadyForSending ( CVector<uint8_t> vecMessage );
void NewConnection();
void ReqJittBufSize();
void ReqConnClientsList();
void ConClientListMesReceived ( CVector<CChannelShortInfo> vecChanInfo );
void NameHasChanged();
void ChatTextReceived ( QString strChatText );
void PingReceived ( int iMs );
void ReqNetTranspProps();
};
// CChannelSet (for server) ----------------------------------------------------
class CChannelSet : public QObject
{
Q_OBJECT
public:
CChannelSet ( const int iNewUploadRateLimitKbps = DEF_MAX_UPLOAD_RATE_KBPS );
virtual ~CChannelSet() {}
bool PutData ( const CVector<uint8_t>& vecbyRecBuf,
const int iNumBytesRead, const CHostAddress& HostAdr );
int GetFreeChan();
int CheckAddr ( const CHostAddress& Addr );
void GetBlockAllConC ( CVector<int>& vecChanID,
CVector<CVector<double> >& vecvecdData,
CVector<CVector<double> >& vecvecdGains );
void GetConCliParam ( CVector<CHostAddress>& vecHostAddresses,
CVector<QString>& vecsName,
CVector<int>& veciJitBufSize,
CVector<int>& veciNetwOutBlSiFact,
CVector<EAudComprType>& veceAudComprType );
// access functions for actual channels
bool IsConnected ( const int iChanNum )
{ return vecChannels[iChanNum].IsConnected(); }
CVector<uint8_t> PrepSendPacket ( const int iChanNum,
const CVector<short>& vecsNPacket )
{ return vecChannels[iChanNum].PrepSendPacket ( vecsNPacket ); }
CHostAddress GetAddress ( const int iChanNum )
{ return vecChannels[iChanNum].GetAddress(); }
void StartStatusHTMLFileWriting ( const QString& strNewFileName,
const QString& strNewServerNameWithPort );
void SetUploadRateLimitKbps ( const int iNewUploadRateLimitKbps )
{ iUploadRateLimitKbps = iNewUploadRateLimitKbps; }
protected:
CVector<CChannelShortInfo> CreateChannelList();
void CreateAndSendChanListForAllConChannels();
void CreateAndSendChanListForAllExceptThisChan ( const int iCurChanID );
void CreateAndSendChanListForThisChan ( const int iCurChanID );
void CreateAndSendChatTextForAllConChannels ( const int iCurChanID, const QString& strChatText );
void WriteHTMLChannelList();
void SetOutputParameters();
int CalculateTotalUploadRateKbps();
/* do not use the vector class since CChannel does not have appropriate
copy constructor/operator */
CChannel vecChannels[MAX_NUM_CHANNELS];
QMutex Mutex;
CVector<QString> vstrChatColors;
int iUploadRateLimitKbps;
// HTML file server status
bool bWriteStatusHTMLFile;
QString strServerHTMLFileListName;
QString strServerNameWithPort;
public slots:
// CODE TAG: MAX_NUM_CHANNELS_TAG
// make sure we have MAX_NUM_CHANNELS connections!!!
// send message
void OnSendProtMessCh0 ( CVector<uint8_t> mess ) { emit MessReadyForSending ( 0, mess ); }
void OnSendProtMessCh1 ( CVector<uint8_t> mess ) { emit MessReadyForSending ( 1, mess ); }
void OnSendProtMessCh2 ( CVector<uint8_t> mess ) { emit MessReadyForSending ( 2, mess ); }
void OnSendProtMessCh3 ( CVector<uint8_t> mess ) { emit MessReadyForSending ( 3, mess ); }
void OnSendProtMessCh4 ( CVector<uint8_t> mess ) { emit MessReadyForSending ( 4, mess ); }
void OnSendProtMessCh5 ( CVector<uint8_t> mess ) { emit MessReadyForSending ( 5, mess ); }
void OnSendProtMessCh6 ( CVector<uint8_t> mess ) { emit MessReadyForSending ( 6, mess ); }
void OnSendProtMessCh7 ( CVector<uint8_t> mess ) { emit MessReadyForSending ( 7, mess ); }
void OnSendProtMessCh8 ( CVector<uint8_t> mess ) { emit MessReadyForSending ( 8, mess ); }
void OnSendProtMessCh9 ( CVector<uint8_t> mess ) { emit MessReadyForSending ( 9, mess ); }
void OnNewConnectionCh0() { vecChannels[0].CreateReqJitBufMes(); }
void OnNewConnectionCh1() { vecChannels[1].CreateReqJitBufMes(); }
void OnNewConnectionCh2() { vecChannels[2].CreateReqJitBufMes(); }
void OnNewConnectionCh3() { vecChannels[3].CreateReqJitBufMes(); }
void OnNewConnectionCh4() { vecChannels[4].CreateReqJitBufMes(); }
void OnNewConnectionCh5() { vecChannels[5].CreateReqJitBufMes(); }
void OnNewConnectionCh6() { vecChannels[6].CreateReqJitBufMes(); }
void OnNewConnectionCh7() { vecChannels[7].CreateReqJitBufMes(); }
void OnNewConnectionCh8() { vecChannels[8].CreateReqJitBufMes(); }
void OnNewConnectionCh9() { vecChannels[9].CreateReqJitBufMes(); }
void OnReqConnClientsListCh0() { CreateAndSendChanListForThisChan ( 0 ); }
void OnReqConnClientsListCh1() { CreateAndSendChanListForThisChan ( 1 ); }
void OnReqConnClientsListCh2() { CreateAndSendChanListForThisChan ( 2 ); }
void OnReqConnClientsListCh3() { CreateAndSendChanListForThisChan ( 3 ); }
void OnReqConnClientsListCh4() { CreateAndSendChanListForThisChan ( 4 ); }
void OnReqConnClientsListCh5() { CreateAndSendChanListForThisChan ( 5 ); }
void OnReqConnClientsListCh6() { CreateAndSendChanListForThisChan ( 6 ); }
void OnReqConnClientsListCh7() { CreateAndSendChanListForThisChan ( 7 ); }
void OnReqConnClientsListCh8() { CreateAndSendChanListForThisChan ( 8 ); }
void OnReqConnClientsListCh9() { CreateAndSendChanListForThisChan ( 9 ); }
void OnNameHasChangedCh0() { CreateAndSendChanListForAllConChannels(); }
void OnNameHasChangedCh1() { CreateAndSendChanListForAllConChannels(); }
void OnNameHasChangedCh2() { CreateAndSendChanListForAllConChannels(); }
void OnNameHasChangedCh3() { CreateAndSendChanListForAllConChannels(); }
void OnNameHasChangedCh4() { CreateAndSendChanListForAllConChannels(); }
void OnNameHasChangedCh5() { CreateAndSendChanListForAllConChannels(); }
void OnNameHasChangedCh6() { CreateAndSendChanListForAllConChannels(); }
void OnNameHasChangedCh7() { CreateAndSendChanListForAllConChannels(); }
void OnNameHasChangedCh8() { CreateAndSendChanListForAllConChannels(); }
void OnNameHasChangedCh9() { CreateAndSendChanListForAllConChannels(); }
void OnChatTextReceivedCh0 ( QString strChatText ) { CreateAndSendChatTextForAllConChannels ( 0, strChatText ); }
void OnChatTextReceivedCh1 ( QString strChatText ) { CreateAndSendChatTextForAllConChannels ( 1, strChatText ); }
void OnChatTextReceivedCh2 ( QString strChatText ) { CreateAndSendChatTextForAllConChannels ( 2, strChatText ); }
void OnChatTextReceivedCh3 ( QString strChatText ) { CreateAndSendChatTextForAllConChannels ( 3, strChatText ); }
void OnChatTextReceivedCh4 ( QString strChatText ) { CreateAndSendChatTextForAllConChannels ( 4, strChatText ); }
void OnChatTextReceivedCh5 ( QString strChatText ) { CreateAndSendChatTextForAllConChannels ( 5, strChatText ); }
void OnChatTextReceivedCh6 ( QString strChatText ) { CreateAndSendChatTextForAllConChannels ( 6, strChatText ); }
void OnChatTextReceivedCh7 ( QString strChatText ) { CreateAndSendChatTextForAllConChannels ( 7, strChatText ); }
void OnChatTextReceivedCh8 ( QString strChatText ) { CreateAndSendChatTextForAllConChannels ( 8, strChatText ); }
void OnChatTextReceivedCh9 ( QString strChatText ) { CreateAndSendChatTextForAllConChannels ( 9, strChatText ); }
void OnPingReceivedCh0 ( int iMs ) { vecChannels[0].CreatePingMes ( iMs ); }
void OnPingReceivedCh1 ( int iMs ) { vecChannels[1].CreatePingMes ( iMs ); }
void OnPingReceivedCh2 ( int iMs ) { vecChannels[2].CreatePingMes ( iMs ); }
void OnPingReceivedCh3 ( int iMs ) { vecChannels[3].CreatePingMes ( iMs ); }
void OnPingReceivedCh4 ( int iMs ) { vecChannels[4].CreatePingMes ( iMs ); }
void OnPingReceivedCh5 ( int iMs ) { vecChannels[5].CreatePingMes ( iMs ); }
void OnPingReceivedCh6 ( int iMs ) { vecChannels[6].CreatePingMes ( iMs ); }
void OnPingReceivedCh7 ( int iMs ) { vecChannels[7].CreatePingMes ( iMs ); }
void OnPingReceivedCh8 ( int iMs ) { vecChannels[8].CreatePingMes ( iMs ); }
void OnPingReceivedCh9 ( int iMs ) { vecChannels[9].CreatePingMes ( iMs ); }
signals:
void MessReadyForSending ( int iChID, CVector<uint8_t> vecMessage );
void ChannelConnected ( CHostAddress ChanAddr );
};
#endif /* !defined ( CHANNEL_HOIH9345KJH98_3_4344_BB23945IUHF1912__INCLUDED_ ) */