TempoMap::metric_at() has a superclock_t variant that was being called with a samplepos_t value. Full check (and removal, hopefully) coming up.
202 lines
5.6 KiB
C++
202 lines
5.6 KiB
C++
/*
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* Copyright (C) 2013-2017 Paul Davis <paul@linuxaudiosystems.com>
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* Copyright (C) 2014-2017 Robin Gareus <robin@gareus.org>
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* Copyright (C) 2015-2016 Nick Mainsbridge <mainsbridge@gmail.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include <time.h>
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#include <glibmm/miscutils.h>
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#include "pbd/localtime_r.h"
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#include "ardour/audioengine.h"
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#include "ardour/filename_extensions.h"
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#include "ardour/session.h"
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#include "ardour/session_directory.h"
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#include "ardour/tempo.h"
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#include "jack_session.h"
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using namespace ARDOUR;
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using namespace Temporal;
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using std::string;
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JACKSession::JACKSession (Session* s)
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: SessionHandlePtr (s)
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{
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}
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JACKSession::~JACKSession ()
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{
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}
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void
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JACKSession::session_event (jack_session_event_t* event)
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{
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char timebuf[128], *tmp;
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time_t n;
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struct tm local_time;
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time (&n);
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localtime_r (&n, &local_time);
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strftime (timebuf, sizeof(timebuf), "JS_%FT%T", &local_time);
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while ((tmp = strchr(timebuf, ':'))) { *tmp = '.'; }
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if (event->type == JackSessionSaveTemplate)
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{
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if (_session->save_template( timebuf )) {
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event->flags = JackSessionSaveError;
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} else {
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string cmd ("ardour3 -P -U ");
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cmd += event->client_uuid;
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cmd += " -T ";
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cmd += timebuf;
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event->command_line = strdup (cmd.c_str());
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}
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}
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else
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{
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if (_session->save_state (timebuf)) {
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event->flags = JackSessionSaveError;
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} else {
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std::string xml_path (_session->session_directory().root_path());
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std::string legalized_filename = legalize_for_path (timebuf) + statefile_suffix;
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xml_path = Glib::build_filename (xml_path, legalized_filename);
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string cmd ("ardour3 -P -U ");
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cmd += event->client_uuid;
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cmd += " \"";
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cmd += xml_path;
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cmd += '\"';
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event->command_line = strdup (cmd.c_str());
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}
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}
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/* this won't be called if the port engine in use is not JACK, so we do
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not have to worry about the type of PortEngine::private_handle()
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*/
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jack_client_t* jack_client = (jack_client_t*) AudioEngine::instance()->port_engine().private_handle();
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if (jack_client) {
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jack_session_reply (jack_client, event);
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}
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if (event->type == JackSessionSaveAndQuit) {
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_session->Quit (); /* EMIT SIGNAL */
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}
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jack_session_event_free (event);
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}
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void
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JACKSession::timebase_callback (jack_transport_state_t /*state*/,
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pframes_t /*nframes*/,
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jack_position_t* pos,
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int /*new_position*/)
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{
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Temporal::BBT_Time bbt;
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TempoMap::SharedPtr tempo_map (TempoMap::use());
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samplepos_t tf;
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/* see commit msg for e2c26e1b9 and Session::start_locate() for
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details.
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*/
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tf = _session->nominal_jack_transport_sample().value_or (_session->transport_sample());
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/* BBT info */
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TempoMetric metric (tempo_map->metric_at (timepos_t (tf)));
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try {
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bbt = tempo_map->bbt_at (timepos_t (tf));
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pos->bar = bbt.bars;
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pos->beat = bbt.beats;
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pos->tick = bbt.ticks;
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pos->beats_per_bar = metric.meter().divisions_per_bar();
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pos->beat_type = metric.meter().note_value();
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pos->ticks_per_beat = Temporal::ticks_per_beat;
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pos->beats_per_minute = metric.tempo().note_types_per_minute();
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Beats current_tick = metric.quarters_at (bbt) / 4 * pos->beat_type * pos->ticks_per_beat;
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pos->bar_start_tick = current_tick.to_ticks() - ((pos->beat - 1) * pos->ticks_per_beat + pos->tick);
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pos->valid = jack_position_bits_t (pos->valid | JackPositionBBT);
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} catch (...) {
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/* no message */
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}
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#ifdef HAVE_JACK_VIDEO_SUPPORT
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//poke audio video ratio so Ardour can track Video Sync
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pos->audio_frames_per_video_frame = _session->sample_rate() / _session->timecode_frames_per_second();
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pos->valid = jack_position_bits_t (pos->valid | JackAudioVideoRatio);
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#endif
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#ifdef HAVE_JACK_TIMCODE_SUPPORT
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/* This is not yet defined in JACK */
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/* Timecode info */
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pos->timecode_offset = _session->config.get_timecode_offset();
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t.timecode_frame_rate = _session->timecode_frames_per_second();
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pos->valid = jack_position_bits_t (pos->valid | JackPositionTimecode);
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#endif
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#ifdef HAVE_JACK_LOOPING_SUPPORT
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/* This is not yet defined in JACK */
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if (_transport_speed) {
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if (play_loop) {
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Location* location = _session->locations()->auto_loop_location();
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if (location) {
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t.transport_state = JackTransportLooping;
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t.loop_start = location->start();
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t.loop_end = location->end();
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t.valid = jack_transport_bits_t (t.valid | JackTransportLoop);
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} else {
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t.loop_start = 0;
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t.loop_end = 0;
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t.transport_state = JackTransportRolling;
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}
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} else {
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t.loop_start = 0;
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t.loop_end = 0;
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t.transport_state = JackTransportRolling;
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}
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}
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#endif
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}
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