147 lines
5.5 KiB
C++
147 lines
5.5 KiB
C++
/*
|
|
Copyright (C) 2001 Paul Davis
|
|
Copyright (C) 2004-2008 Grame
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU Lesser General Public License as published by
|
|
the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser 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.
|
|
|
|
*/
|
|
|
|
#ifndef __JackGraphManager__
|
|
#define __JackGraphManager__
|
|
|
|
#include "JackShmMem.h"
|
|
#include "JackPort.h"
|
|
#include "JackConstants.h"
|
|
#include "JackConnectionManager.h"
|
|
#include "JackAtomicState.h"
|
|
#include "JackPlatformPlug.h"
|
|
#include "JackSystemDeps.h"
|
|
|
|
namespace Jack
|
|
{
|
|
|
|
/*!
|
|
\brief Graph manager: contains the connection manager and the port array.
|
|
*/
|
|
|
|
PRE_PACKED_STRUCTURE
|
|
class SERVER_EXPORT JackGraphManager : public JackShmMem, public JackAtomicState<JackConnectionManager>
|
|
{
|
|
|
|
private:
|
|
|
|
unsigned int fPortMax;
|
|
JackClientTiming fClientTiming[CLIENT_NUM];
|
|
JackPort fPortArray[0]; // The actual size depends of port_max, it will be dynamically computed and allocated using "placement" new
|
|
|
|
void AssertPort(jack_port_id_t port_index);
|
|
jack_port_id_t AllocatePortAux(int refnum, const char* port_name, const char* port_type, JackPortFlags flags);
|
|
void GetConnectionsAux(JackConnectionManager* manager, const char** res, jack_port_id_t port_index);
|
|
void GetPortsAux(const char** matching_ports, const char* port_name_pattern, const char* type_name_pattern, unsigned long flags);
|
|
jack_default_audio_sample_t* GetBuffer(jack_port_id_t port_index);
|
|
void* GetBufferAux(JackConnectionManager* manager, jack_port_id_t port_index, jack_nframes_t frames);
|
|
jack_nframes_t ComputeTotalLatencyAux(jack_port_id_t port_index, jack_port_id_t src_port_index, JackConnectionManager* manager, int hop_count);
|
|
void RecalculateLatencyAux(jack_port_id_t port_index, jack_latency_callback_mode_t mode);
|
|
|
|
public:
|
|
|
|
JackGraphManager(int port_max);
|
|
~JackGraphManager()
|
|
{}
|
|
|
|
void SetBufferSize(jack_nframes_t buffer_size);
|
|
|
|
// Ports management
|
|
jack_port_id_t AllocatePort(int refnum, const char* port_name, const char* port_type, JackPortFlags flags, jack_nframes_t buffer_size);
|
|
int ReleasePort(int refnum, jack_port_id_t port_index);
|
|
void GetInputPorts(int refnum, jack_int_t* res);
|
|
void GetOutputPorts(int refnum, jack_int_t* res);
|
|
void RemoveAllPorts(int refnum);
|
|
void DisconnectAllPorts(int refnum);
|
|
|
|
JackPort* GetPort(jack_port_id_t index);
|
|
jack_port_id_t GetPort(const char* name);
|
|
|
|
int ComputeTotalLatency(jack_port_id_t port_index);
|
|
int ComputeTotalLatencies();
|
|
void RecalculateLatency(jack_port_id_t port_index, jack_latency_callback_mode_t mode);
|
|
|
|
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 IsConnected(jack_port_id_t port_src, jack_port_id_t port_dst);
|
|
|
|
// RT, client
|
|
int GetConnectionsNum(jack_port_id_t port_index)
|
|
{
|
|
JackConnectionManager* manager = ReadCurrentState();
|
|
return manager->Connections(port_index);
|
|
}
|
|
|
|
const char** GetConnections(jack_port_id_t port_index);
|
|
void GetConnections(jack_port_id_t port_index, jack_int_t* connections); // TODO
|
|
const char** GetPorts(const char* port_name_pattern, const char* type_name_pattern, unsigned long flags);
|
|
|
|
int GetTwoPorts(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);
|
|
|
|
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);
|
|
void TopologicalSort(std::vector<jack_int_t>& sorted);
|
|
|
|
JackClientTiming* GetClientTiming(int refnum)
|
|
{
|
|
return &fClientTiming[refnum];
|
|
}
|
|
|
|
void Save(JackConnectionManager* dst);
|
|
void Restore(JackConnectionManager* src);
|
|
|
|
static JackGraphManager* Allocate(int port_max);
|
|
static void Destroy(JackGraphManager* manager);
|
|
|
|
} POST_PACKED_STRUCTURE;
|
|
|
|
|
|
} // end of namespace
|
|
|
|
#endif
|
|
|