/*
- Copyright (C) 2009 Paul Davis
+ Copyright (C) 2009 Paul Davis
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
#include <string>
#include <vector>
#include <jack/jack.h>
-#include <sigc++/trackable.h>
+#include <boost/utility.hpp>
+#include "pbd/signals.h"
+
#include "ardour/data_type.h"
#include "ardour/types.h"
namespace ARDOUR {
class AudioEngine;
-class Buffer;
+class Buffer;
-class Port : public sigc::trackable
+class Port : public boost::noncopyable
{
public:
enum Flags {
virtual ~Port ();
+ static nframes_t port_offset() { return _port_offset; }
+
+ static void set_port_offset (nframes_t off) {
+ _port_offset = off;
+ }
+ static void increment_port_offset (nframes_t n) {
+ _port_offset += n;
+ }
+ static void set_buffer_size (nframes_t sz) {
+ _buffer_size = sz;
+ }
+ static void set_connecting_blocked( bool yn ) {
+ _connecting_blocked = yn;
+ }
+ static bool connecting_blocked() {
+ return _connecting_blocked;
+ }
+
+
/** @return Port short name */
std::string name () const {
return _name;
virtual void reset ();
+ /** @return the size of the raw buffer (bytes) for duration @a nframes (audio frames) */
+ virtual size_t raw_buffer_size(jack_nframes_t nframes) const = 0;
+
virtual DataType type () const = 0;
- virtual void cycle_start (nframes_t, nframes_t) = 0;
- virtual void cycle_end (nframes_t, nframes_t) = 0;
- virtual Buffer& get_buffer (nframes_t, nframes_t) = 0;
- virtual void flush_buffers (nframes_t, nframes_t) {}
+ virtual void cycle_start (nframes_t) = 0;
+ virtual void cycle_end (nframes_t) = 0;
+ virtual void cycle_split () = 0;
+ virtual Buffer& get_buffer (nframes_t nframes, nframes_t offset = 0) = 0;
+ virtual void flush_buffers (nframes_t nframes, nframes64_t /*time*/, nframes_t offset = 0) {
+ assert(offset < nframes);
+ }
+ virtual void transport_stopped () {}
+
+ bool physically_connected () const;
static void set_engine (AudioEngine *);
- sigc::signal<void, bool> MonitorInputChanged;
+ PBD::Signal1<void,bool> MonitorInputChanged;
protected:
-
+
Port (std::string const &, DataType, Flags);
jack_port_t* _jack_port; ///< JACK port
+ static nframes_t _port_offset;
+ static nframes_t _buffer_size;
+ static bool _connecting_blocked;
+
static AudioEngine* _engine; ///< the AudioEngine
private:
friend class AudioEngine;
void recompute_total_latency () const;
-
+
/* XXX */
bool _last_monitor;
- std::string _name; ///< port short name
- Flags _flags; ///< flags
+ std::string _name; ///< port short name
+ Flags _flags; ///< flags
/** ports that we are connected to, kept so that we can
reconnect to JACK when required */
}
-#endif
+#endif /* __ardour_port_h__ */