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/*
Copyright (C) 2001 Paul Davis
Copyright (C) 2004-2006 Grame
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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __JackGraphManager__
#define __JackGraphManager__
#include "JackShmMem.h"
#include "JackPort.h"
#include "JackConstants.h"
#include "JackConnectionManager.h"
#include "JackAtomicState.h"
namespace Jack
{
/*!
\brief Graph manager: contains the connection manager and the port array.
*/
class JackGraphManager : public JackShmMem, public JackAtomicState<JackConnectionManager>
{
private:
JackPort fPortArray[PORT_NUM];
JackClientTiming fClientTiming[CLIENT_NUM];
jack_port_id_t AllocatePortAux(int refnum, const char* port_name, JackPortFlags flags);
void GetConnectionsAux(JackConnectionManager* manager, const char** res, jack_port_id_t port_index);
const char** GetPortsAux(const char* port_name_pattern, const char* type_name_pattern, unsigned long flags);
float* GetBuffer(jack_port_id_t port_index);
void* GetBufferAux(JackConnectionManager* manager, jack_port_id_t port_index, jack_nframes_t frames);
jack_nframes_t GetTotalLatencyAux(jack_port_id_t port_index, jack_port_id_t src_port_index, JackConnectionManager* manager, int hop_count);
public:
JackGraphManager()
{}
virtual ~JackGraphManager()
{}
// Ports management
jack_port_id_t AllocatePort(int refnum, const char* port_name, JackPortFlags flags);
int ReleasePort(int refnum, jack_port_id_t port_index);
void RemoveAllPorts(int refnum);
void DisconnectAllPorts(int refnum);
JackPort* GetPort(jack_port_id_t index);
jack_port_id_t GetPort(const char* name);
jack_nframes_t GetTotalLatency(jack_port_id_t port_index);
int RequestMonitor(jack_port_id_t port_index, bool onoff);
// Connections management
int Connect(jack_port_id_t src_index, jack_port_id_t dst_index);
int Disconnect(jack_port_id_t src_index, jack_port_id_t dst_index);
int GetConnectionsNum(jack_port_id_t port_index);
int ConnectedTo(jack_port_id_t port_src, const char* port_name);
const char** GetConnections(jack_port_id_t port_index);
const char** GetPorts(const char* port_name_pattern, const char* type_name_pattern, unsigned long flags);
int CheckPorts(const char* src, const char* dst, jack_port_id_t* src_index, jack_port_id_t* dst_index);
int CheckPorts(jack_port_id_t port_src, jack_port_id_t port_dst);
int CheckPort(jack_port_id_t port_index);
void DisconnectAllInput(jack_port_id_t port_index);
void DisconnectAllOutput(jack_port_id_t port_index);
int DisconnectAll(jack_port_id_t port_index);
bool IsDirectConnection(int ref1, int ref2);
void DirectConnect(int ref1, int ref2);
void DirectDisconnect(int ref1, int ref2);
void Activate(int refnum);
void Deactivate(int refnum);
int GetInputRefNum(jack_port_id_t port_index);
int GetOutputRefNum(jack_port_id_t port_index);
// Buffer management
void* GetBuffer(jack_port_id_t port_index, jack_nframes_t frames);
// Activation management
void RunCurrentGraph();
bool RunNextGraph();
bool IsFinishedGraph();
void InitRefNum(int refnum);
int ResumeRefNum(JackClientControl* control, JackSynchro** table);
int SuspendRefNum(JackClientControl* control, JackSynchro** table, long usecs);
JackClientTiming* GetClientTiming(int refnum);
void Save(JackConnectionManager* dst);
void Restore(JackConnectionManager* src);
};
} // end of namespace
#endif
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