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Diffstat (limited to 'libs/ardour/ardour/slave.h')
-rw-r--r-- | libs/ardour/ardour/slave.h | 153 |
1 files changed, 0 insertions, 153 deletions
diff --git a/libs/ardour/ardour/slave.h b/libs/ardour/ardour/slave.h deleted file mode 100644 index 509f8fa9d2..0000000000 --- a/libs/ardour/ardour/slave.h +++ /dev/null @@ -1,153 +0,0 @@ -/* - Copyright (C) 2002 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 - 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 __ardour_slave_h__ -#define __ardour_slave_h__ - -#include <vector> - -#include <jack/jack.h> - -#include <sigc++/signal.h> -#include <ardour/ardour.h> -#include <midi++/parser.h> -#include <midi++/types.h> - -namespace MIDI { - class Port; -} - -namespace ARDOUR { -class Session; - -class Slave { - public: - Slave() { } - virtual ~Slave() {} - - virtual bool speed_and_position (float&, nframes_t&) = 0; - virtual bool locked() const = 0; - virtual bool ok() const = 0; - virtual bool starting() const { return false; } - virtual nframes_t resolution() const = 0; - virtual bool requires_seekahead () const = 0; - virtual bool is_always_synced() const { return false; } -}; - - -class MTC_Slave : public Slave, public sigc::trackable { - public: - MTC_Slave (Session&, MIDI::Port&); - ~MTC_Slave (); - - void rebind (MIDI::Port&); - bool speed_and_position (float&, nframes_t&); - - bool locked() const; - bool ok() const; - void handle_locate (const MIDI::byte*); - - nframes_t resolution() const; - bool requires_seekahead () const { return true; } - - private: - Session& session; - MIDI::Port* port; - std::vector<sigc::connection> connections; - bool can_notify_on_unknown_rate; - - struct SafeTime { - - - int guard1; - //SMPTE_Time mtc; - nframes_t position; - nframes_t timestamp; - int guard2; - - SafeTime() { - guard1 = 0; - guard2 = 0; - timestamp = 0; - } - }; - - SafeTime current; - nframes_t mtc_frame; /* current time */ - nframes_t last_inbound_frame; /* when we got it; audio clocked */ - - float mtc_speed; - nframes_t first_mtc_frame; - nframes_t first_mtc_time; - - static const int32_t accumulator_size = 128; - float accumulator[accumulator_size]; - int32_t accumulator_index; - bool have_first_accumulated_speed; - - void reset (); - void update_mtc_qtr (MIDI::Parser&); - void update_mtc_time (const MIDI::byte *, bool); - void update_mtc_status (MIDI::Parser::MTC_Status); - void read_current (SafeTime *) const; -}; - -class ADAT_Slave : public Slave -{ - public: - ADAT_Slave () {} - ~ADAT_Slave () {} - - bool speed_and_position (float& speed, nframes_t& pos) { - speed = 0; - pos = 0; - return false; - } - - bool locked() const { return false; } - bool ok() const { return false; } - nframes_t resolution() const { return 1; } - bool requires_seekahead () const { return true; } -}; - -class JACK_Slave : public Slave -{ - public: - JACK_Slave (jack_client_t*); - ~JACK_Slave (); - - bool speed_and_position (float& speed, nframes_t& pos); - - bool starting() const { return _starting; } - bool locked() const; - bool ok() const; - nframes_t resolution() const { return 1; } - bool requires_seekahead () const { return false; } - void reset_client (jack_client_t* jack); - bool is_always_synced() const { return true; } - - private: - jack_client_t* jack; - float speed; - bool _starting; -}; - -} /* namespace */ - -#endif /* __ardour_slave_h__ */ |