along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- $Id$
*/
#ifndef __ardour_port_h__
#define __ardour_port_h__
+#include <set>
+#include <vector>
+#include <string>
+#include <cstring>
#include <sigc++/signal.h>
#include <pbd/failed_constructor.h>
#include <ardour/ardour.h>
class AudioEngine;
class Buffer;
-/** Abstract base for all outside ports (eg Jack ports)
+/** Abstract base for ports
*/
-class Port : public sigc::trackable {
+class Port : public virtual sigc::trackable {
public:
- virtual ~Port() {
- free (_port);
- }
-
- virtual DataType type() const = 0;
-
- virtual void cycle_start(jack_nframes_t nframes) {}
- virtual void cycle_end() {}
-
- virtual Buffer& get_buffer() = 0;
-
- /** Silence/Empty the port, output ports only */
- virtual void silence (jack_nframes_t nframes, jack_nframes_t offset) = 0;
+ enum Flags {
+ IsInput = JackPortIsInput,
+ IsOutput = JackPortIsOutput,
+ IsPhysical = JackPortIsPhysical,
+ IsTerminal = JackPortIsTerminal,
+ CanMonitor = JackPortCanMonitor
+ };
+ virtual ~Port();
- std::string name() {
+ std::string name() const {
return _name;
}
- std::string short_name() {
- return jack_port_short_name (_port);
- }
-
- int set_name (std::string str);
-
- JackPortFlags flags() const {
+ Flags flags() const {
return _flags;
}
- bool is_mine (jack_client_t *client) {
- return jack_port_is_mine (client, _port);
- }
-
- int connected () const {
- return jack_port_connected (_port);
- }
-
- bool connected_to (const std::string& portname) const {
- return jack_port_connected_to (_port, portname.c_str());
- }
-
- const char ** get_connections () const {
- return jack_port_get_connections (_port);
- }
-
bool receives_input() const {
- return _flags & JackPortIsInput;
+ return _flags & IsInput;
}
bool sends_output () const {
- return _flags & JackPortIsOutput;
- }
-
- bool monitoring_input () const {
- return jack_port_monitoring_input (_port);
+ return _flags & IsOutput;
}
bool can_monitor () const {
- return _flags & JackPortCanMonitor;
+ return _flags & CanMonitor;
}
void enable_metering() {
void disable_metering () {
if (_metering) { _metering--; }
}
-
- void ensure_monitor_input (bool yn) {
- jack_port_request_monitor (_port, yn);
- }
-
- void request_monitor_input (bool yn) {
- jack_port_request_monitor (_port, yn);
- }
- jack_nframes_t latency () const {
- return jack_port_get_latency (_port);
- }
+ virtual void cycle_start (nframes_t nframes, nframes_t offset) {}
+ virtual void cycle_end (nframes_t nframes, nframes_t offset) {}
+ virtual DataType type() const = 0;
+ virtual Buffer& get_buffer() = 0;
- void set_latency (jack_nframes_t nframes) {
- jack_port_set_latency (_port, nframes);
- }
+ virtual bool connected () const;
+ virtual bool connected_to (const std::string& portname) const;
+ virtual int get_connections (std::vector<std::string>&) const;
- bool is_silent() const { return _silent; }
+ virtual int connect (Port& other);
+ virtual int disconnect (Port& other);
+ virtual int disconnect_all ();
+
+ virtual void reset ();
+ virtual int reestablish () {return 0; }
+ virtual int reconnect () { return 0; }
- void mark_silence (bool yn) {
- _silent = yn;
+ virtual int set_name (const std::string& str) {
+ _name = str;
+ return 0;
}
-
+
+ virtual std::string short_name() const = 0;
+ virtual bool monitoring_input () const = 0;
+ virtual void ensure_monitor_input (bool yn) = 0;
+ virtual void request_monitor_input (bool yn) = 0;
+ virtual nframes_t latency () const = 0;
+ virtual nframes_t total_latency () const = 0;
+ virtual void set_latency (nframes_t nframes) = 0;
+
sigc::signal<void,bool> MonitorInputChanged;
sigc::signal<void,bool> ClockSyncChanged;
+ static void set_engine (AudioEngine*);
+
protected:
friend class AudioEngine;
- Port (jack_port_t *port);
-
- virtual void reset ();
+ Port (const std::string& name, Flags flgs);
+
+ virtual void recompute_total_latency() const {}
/* engine isn't supposed to access below here */
- /* cache these 3 from JACK so we can access them for reconnecting */
- JackPortFlags _flags;
- std::string _type;
- std::string _name;
+ Flags _flags;
+ std::string _type;
+ std::string _name;
+ unsigned short _metering;
+ bool _last_monitor;
+ nframes_t _latency;
- jack_port_t* _port;
+ std::set<Port*> _connections;
- unsigned short _metering;
+ static AudioEngine* engine;
+};
- bool _last_monitor : 1;
- bool _silent : 1;
+class PortConnectableByName {
+ public:
+ PortConnectableByName() {}
+ virtual ~PortConnectableByName() {}
+
+ virtual int connect (const std::string& other_name) = 0;
+ virtual int disconnect (const std::string& other_name) = 0;
};
+class PortFacade : public virtual Port, public PortConnectableByName {
+ public:
+ PortFacade (const std::string& name, Flags flgs) : Port (name, flgs), _ext_port (0) {}
+ ~PortFacade() {}
+
+ void reset ();
+ int reestablish ();
+ int reconnect ();
+
+ int connect (Port& other);
+ int disconnect (Port& other);
+ int disconnect_all ();
+
+ int connect (const std::string& other_name);
+ int disconnect (const std::string& other_name);
+
+ bool connected () const;
+ bool connected_to (const std::string& portname) const;
+ int get_connections (std::vector<std::string>&) const;
+
+ std::string short_name() const;
+ int set_name (const std::string& str);
+ bool monitoring_input () const;
+ void ensure_monitor_input (bool yn);
+ void request_monitor_input (bool yn);
+ nframes_t latency () const;
+ nframes_t total_latency () const;
+ void set_latency (nframes_t nframes);
+
+ protected:
+ Port* _ext_port;
+};
+
} // namespace ARDOUR
#endif /* __ardour_port_h__ */