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/*
Copyright (C) 2001 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_auditioner_h__
#define __ardour_auditioner_h__
#include <string>
#include <glibmm/threads.h>
#include "ardour/ardour.h"
#include "ardour/track.h"
namespace ARDOUR {
class Session;
class AudioDiskstream;
class AudioRegion;
class AudioPlaylist;
class MidiDiskstream;
class MidiRegion;
class LIBARDOUR_API Auditioner : public Track
{
public:
Auditioner (Session&);
~Auditioner ();
int init ();
int connect ();
void audition_region (boost::shared_ptr<Region>);
void seek_to_frame (frameoffset_t pos) { if (_seek_frame < 0 && !_seeking) { _seek_frame = pos; }}
void seek_to_percent (float const pos) { if (_seek_frame < 0 && !_seeking) { _seek_frame = floorf(length * pos / 100.0); }}
ARDOUR::AudioPlaylist& prepare_playlist ();
int play_audition (framecnt_t nframes);
MonitorState monitoring_state () const;
void cancel_audition () {
g_atomic_int_set (&_auditioning, 0);
}
bool auditioning() const { return g_atomic_int_get (&_auditioning); }
bool needs_monitor() const { return via_monitor; }
virtual ChanCount input_streams () const;
frameoffset_t seek_frame() const { return _seeking ? _seek_frame : -1;}
void seek_response(frameoffset_t pos) {
_seek_complete = true;
if (_seeking) { current_frame = pos; _seek_complete = true;}
}
PBD::Signal2<void, ARDOUR::framecnt_t, ARDOUR::framecnt_t> AuditionProgress;
/* Track */
int roll (pframes_t nframes, framepos_t start_frame, framepos_t end_frame, int declick, bool& need_butler);
DataType data_type () const;
int roll_audio (pframes_t nframes, framepos_t start_frame, framepos_t end_frame, int declick, bool& need_butler);
int roll_midi (pframes_t nframes, framepos_t start_frame, framepos_t end_frame, int declick, bool& need_butler);
/* fake track */
void set_state_part_two () {}
int set_state (const XMLNode&, int) { return 0; }
bool bounceable (boost::shared_ptr<Processor>, bool) const { return false; }
void freeze_me (InterThreadInfo&) {}
void unfreeze () {}
boost::shared_ptr<Region> bounce (InterThreadInfo&)
{ return boost::shared_ptr<Region> (); }
boost::shared_ptr<Region> bounce_range (framepos_t, framepos_t, InterThreadInfo&, boost::shared_ptr<Processor>, bool)
{ return boost::shared_ptr<Region> (); }
int export_stuff (BufferSet&, framepos_t, framecnt_t, boost::shared_ptr<Processor>, bool, bool, bool)
{ return -1; }
private:
boost::shared_ptr<AudioRegion> the_region;
boost::shared_ptr<MidiRegion> midi_region;
framepos_t current_frame;
mutable gint _auditioning;
Glib::Threads::Mutex lock;
framecnt_t length;
frameoffset_t _seek_frame;
bool _seeking;
bool _seek_complete;
bool via_monitor;
bool _midi_audition;
bool _synth_added;
bool _synth_changed;
bool _queue_panic;
boost::shared_ptr<Processor> asynth;
void drop_ports ();
void lookup_synth ();
void config_changed (std::string);
static void *_drop_ports (void *);
void actually_drop_ports ();
void output_changed (IOChange, void*);
frameoffset_t _import_position;
};
}; /* namespace ARDOUR */
#endif /* __ardour_auditioner_h__ */
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