ardour/livetrax
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headless-chicken: force setting of region length properties, clean up code.

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This commit is contained in:
nick_m 2016-09-28 23:33:18 +10:00
parent cd9c2cedfb
commit b9332f5fe2
1 changed files with 38 additions and 17 deletions
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55
session_utils/headless-chicken.cc
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@ -59,7 +59,6 @@ write_bbt_source_to_source (boost::shared_ptr<MidiSource> bbt_source, boost::sh
const Glib::Threads::Mutex::Lock& source_lock, const double session_offset)
{
assert (source->empty());
const bool old_percussive = bbt_source->model()->percussive();
bbt_source->model()->set_percussive (false);
@ -77,6 +76,7 @@ write_bbt_source_to_source (boost::shared_ptr<MidiSource> bbt_source, boost::sh
bbt_source->model()->set_percussive (old_percussive);
source->mark_streaming_write_completed (source_lock);
source->set_timeline_position (bbt_source->timeline_position());
return true;
}
@ -187,18 +187,35 @@ ensure_per_source_source (Session* session, boost::shared_ptr<MidiRegion> region
}
void
reset_start_and_length (Session* session, boost::shared_ptr<MidiRegion> region)
reset_start (Session* session, boost::shared_ptr<MidiRegion> region)
{
/* set start_beats to quarter note value from incorrect bbt*/
TempoMap& tmap (session->tempo_map());
double new_start_qn = (tmap.pulse_at_beat (region->beat()) - tmap.pulse_at_beat (region->beat() - region->start_beats().to_double())) * 4.0;
/* force a change to start and start_beats */
PositionLockStyle old_pls = region->position_lock_style();
region->set_position_lock_style (AudioTime);
region->set_start (tmap.frame_at_quarter_note (new_start_qn) + 1);
region->set_start (tmap.frame_at_quarter_note (new_start_qn));
region->set_position_lock_style (old_pls);
}
void
reset_length (Session* session, boost::shared_ptr<MidiRegion> region)
{
/* set start_beats & length_beats to quarter note value */
TempoMap& map (session->tempo_map());
TempoMap& tmap (session->tempo_map());
double new_length_qn = (tmap.pulse_at_beat (region->beat() + region->length_beats().to_double())
- tmap.pulse_at_beat (region->beat())) * 4.0;
region->set_start_beats (Evoral::Beats ((map.pulse_at_beat (region->beat())
- map.pulse_at_beat (region->beat() - region->start_beats().to_double())) * 4.0));
region->set_length_beats (Evoral::Beats ((map.pulse_at_beat (region->beat() + region->length_beats().to_double())
- map.pulse_at_beat (region->beat())) * 4.0));
cout << UTILNAME << ": Reset start and length beats for region : " << region->name() << endl;
/* force a change to length and length_beats */
PositionLockStyle old_pls = region->position_lock_style();
region->set_position_lock_style (AudioTime);
region->set_length (tmap.frame_at_quarter_note (new_length_qn) + 1, 0);
region->set_length (tmap.frame_at_quarter_note (new_length_qn), 0);
region->set_position_lock_style (old_pls);
}
bool
@ -222,10 +239,13 @@ apply_one_source_per_region_fix (Session* session)
continue;
}
reset_start_and_length (session, mr);
reset_start (session, mr);
reset_length (session, mr);
string newsrc_filename = mr->name() + "-a54-compat.mid";
string newsrc_path = Glib::build_filename (session->session_directory().midi_path(), newsrc_filename);
boost::shared_ptr<MidiSource> newsrc = ensure_per_region_source (session, mr, newsrc_path);
mr->clobber_sources (newsrc);
}
}
@ -255,7 +275,8 @@ apply_one_source_per_source_fix (Session* session)
continue;
}
reset_start_and_length (session, mr);
reset_start (session, mr);
reset_length (session, mr);
if ((src_it = old_source_to_new.find (mr->midi_source()->id())) == old_source_to_new.end()) {
string newsrc_filename = mr->source()->name() + "-a54-compat.mid";
@ -426,6 +447,11 @@ int main (int argc, char* argv[])
return -1;
}
if (!PBD::exists_and_writable (Glib::path_get_dirname (session_dir->midi_path()))) {
cout << UTILNAME << ": Error : The session midi directory " << session_dir->midi_path() << " must be writable. exiting." << endl;
::exit (EXIT_FAILURE);
}
if (!state_tree->read (xmlpath)) {
cout << UTILNAME << ": Could not understand session file " << xmlpath << endl;
delete state_tree;
@ -581,11 +607,6 @@ int main (int argc, char* argv[])
s = SessionUtils::load_session (argv[optind], argv[optind+1]);
if (!PBD::exists_and_writable (Glib::path_get_dirname (session_dir->midi_path()))) {
cout << UTILNAME << ": the directory " << session_dir->midi_path() << " must be writable. exiting." << endl;
session_fail (s);
}
/* save new snapshot and prevent alteration of the original by switching to it.
we know these files don't yet exist.
*/