Paul Davis
2836879341
git-svn-id: svn://localhost/ardour2/branches/3.0@4999 d708f5d6-7413-0410-9779-e7cbd77b26cf
978 lines
25 KiB
C++
978 lines
25 KiB
C++
/*
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Copyright (C) 2002 Paul Davis
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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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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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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include <sigc++/retype.h>
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#include <sigc++/retype_return.h>
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#include <sigc++/bind.h>
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#include "pbd/error.h"
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#include "pbd/enumwriter.h"
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#include "evoral/Curve.hpp"
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#include "ardour/audio_track.h"
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#include "ardour/audio_diskstream.h"
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#include "ardour/session.h"
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#include "ardour/io_processor.h"
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#include "ardour/audioregion.h"
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#include "ardour/audiosource.h"
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#include "ardour/region_factory.h"
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#include "ardour/route_group_specialized.h"
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#include "ardour/processor.h"
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#include "ardour/plugin_insert.h"
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#include "ardour/audioplaylist.h"
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#include "ardour/playlist_factory.h"
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#include "ardour/panner.h"
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#include "ardour/utils.h"
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#include "ardour/buffer_set.h"
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#include "ardour/audio_buffer.h"
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#include "i18n.h"
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using namespace std;
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using namespace ARDOUR;
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using namespace PBD;
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AudioTrack::AudioTrack (Session& sess, string name, Route::Flag flag, TrackMode mode)
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: Track (sess, name, flag, mode)
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{
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use_new_diskstream ();
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}
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AudioTrack::AudioTrack (Session& sess, const XMLNode& node)
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: Track (sess, node)
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{
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_set_state (node, false);
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}
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AudioTrack::~AudioTrack ()
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{
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}
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void
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AudioTrack::use_new_diskstream ()
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{
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AudioDiskstream::Flag dflags = AudioDiskstream::Flag (0);
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if (_flags & Hidden) {
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dflags = AudioDiskstream::Flag (dflags | AudioDiskstream::Hidden);
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} else {
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dflags = AudioDiskstream::Flag (dflags | AudioDiskstream::Recordable);
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}
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if (_mode == Destructive) {
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dflags = AudioDiskstream::Flag (dflags | AudioDiskstream::Destructive);
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} else if (_mode == NonLayered){
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dflags = AudioDiskstream::Flag(dflags | AudioDiskstream::NonLayered);
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}
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boost::shared_ptr<AudioDiskstream> ds (new AudioDiskstream (_session, name(), dflags));
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_session.add_diskstream (ds);
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set_diskstream (boost::dynamic_pointer_cast<AudioDiskstream> (ds), this);
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}
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int
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AudioTrack::set_mode (TrackMode m)
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{
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if (m != _mode) {
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if (_diskstream->set_destructive (m == Destructive)) {
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return -1;
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}
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_diskstream->set_non_layered (m == NonLayered);
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_mode = m;
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TrackModeChanged (); /* EMIT SIGNAL */
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}
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return 0;
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}
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bool
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AudioTrack::can_use_mode (TrackMode m, bool& bounce_required)
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{
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switch (m) {
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case NonLayered:
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case Normal:
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bounce_required = false;
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return true;
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case Destructive:
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default:
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return _diskstream->can_become_destructive (bounce_required);
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}
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}
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int
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AudioTrack::deprecated_use_diskstream_connections ()
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{
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boost::shared_ptr<AudioDiskstream> diskstream = audio_diskstream();
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if (diskstream->deprecated_io_node == 0) {
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return 0;
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}
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const XMLProperty* prop;
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XMLNode& node (*diskstream->deprecated_io_node);
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/* don't do this more than once. */
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diskstream->deprecated_io_node = 0;
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set_input_minimum (ChanCount::ZERO);
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set_input_maximum (ChanCount::INFINITE);
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set_output_minimum (ChanCount::ZERO);
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set_output_maximum (ChanCount::INFINITE);
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if ((prop = node.property ("gain")) != 0) {
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set_gain (atof (prop->value().c_str()), this);
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_gain = _desired_gain;
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}
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if ((prop = node.property ("input-connection")) != 0) {
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boost::shared_ptr<Bundle> c = _session.bundle_by_name (prop->value());
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if (c == 0) {
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error << string_compose(_("Unknown bundle \"%1\" listed for input of %2"), prop->value(), _name) << endmsg;
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if ((c = _session.bundle_by_name (_("in 1"))) == 0) {
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error << _("No input bundles available as a replacement")
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<< endmsg;
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return -1;
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} else {
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info << string_compose (_("Bundle %1 was not available - \"in 1\" used instead"), prop->value())
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<< endmsg;
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}
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}
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connect_input_ports_to_bundle (c, this);
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} else if ((prop = node.property ("inputs")) != 0) {
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if (set_inputs (prop->value())) {
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error << string_compose(_("improper input channel list in XML node (%1)"), prop->value()) << endmsg;
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return -1;
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}
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}
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return 0;
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}
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int
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AudioTrack::set_diskstream (boost::shared_ptr<AudioDiskstream> ds, void *src)
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{
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_diskstream = ds;
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_diskstream->set_io (*this);
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_diskstream->set_destructive (_mode == Destructive);
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_diskstream->set_non_layered (_mode == NonLayered);
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if (audio_diskstream()->deprecated_io_node) {
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if (!connecting_legal) {
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ConnectingLegal.connect (mem_fun (*this, &AudioTrack::deprecated_use_diskstream_connections));
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} else {
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deprecated_use_diskstream_connections ();
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}
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}
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_diskstream->set_record_enabled (false);
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_diskstream->monitor_input (false);
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ic_connection.disconnect();
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ic_connection = input_changed.connect (mem_fun (*_diskstream, &Diskstream::handle_input_change));
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DiskstreamChanged (); /* EMIT SIGNAL */
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return 0;
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}
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int
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AudioTrack::use_diskstream (string name)
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{
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boost::shared_ptr<AudioDiskstream> dstream;
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if ((dstream = boost::dynamic_pointer_cast<AudioDiskstream>(_session.diskstream_by_name (name))) == 0) {
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error << string_compose(_("AudioTrack: audio diskstream \"%1\" not known by session"), name) << endmsg;
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return -1;
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}
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return set_diskstream (dstream, this);
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}
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int
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AudioTrack::use_diskstream (const PBD::ID& id)
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{
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boost::shared_ptr<AudioDiskstream> dstream;
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if ((dstream = boost::dynamic_pointer_cast<AudioDiskstream> (_session.diskstream_by_id (id))) == 0) {
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error << string_compose(_("AudioTrack: audio diskstream \"%1\" not known by session"), id) << endmsg;
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return -1;
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}
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return set_diskstream (dstream, this);
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}
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boost::shared_ptr<AudioDiskstream>
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AudioTrack::audio_diskstream() const
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{
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return boost::dynamic_pointer_cast<AudioDiskstream>(_diskstream);
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}
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int
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AudioTrack::set_state (const XMLNode& node)
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{
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return _set_state (node, true);
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}
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int
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AudioTrack::_set_state (const XMLNode& node, bool call_base)
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{
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const XMLProperty *prop;
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XMLNodeConstIterator iter;
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if (call_base) {
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if (Route::_set_state (node, call_base)) {
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return -1;
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}
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}
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if ((prop = node.property (X_("mode"))) != 0) {
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_mode = TrackMode (string_2_enum (prop->value(), _mode));
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} else {
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_mode = Normal;
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}
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if ((prop = node.property ("diskstream-id")) == 0) {
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/* some old sessions use the diskstream name rather than the ID */
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if ((prop = node.property ("diskstream")) == 0) {
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fatal << _("programming error: AudioTrack given state without diskstream!") << endmsg;
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/*NOTREACHED*/
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return -1;
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}
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if (use_diskstream (prop->value())) {
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return -1;
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}
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} else {
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PBD::ID id (prop->value());
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PBD::ID zero ("0");
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/* this wierd hack is used when creating tracks from a template. there isn't
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a particularly good time to interpose between setting the first part of
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the track state (notably Route::set_state() and the track mode), and the
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second part (diskstream stuff). So, we have a special ID for the diskstream
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that means "you should create a new diskstream here, not look for
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an old one.
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*/
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if (id == zero) {
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use_new_diskstream ();
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} else if (use_diskstream (id)) {
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return -1;
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}
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}
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XMLNodeList nlist;
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XMLNodeConstIterator niter;
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XMLNode *child;
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nlist = node.children();
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for (niter = nlist.begin(); niter != nlist.end(); ++niter){
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child = *niter;
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if (child->name() == X_("recenable")) {
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_rec_enable_control->set_state (*child);
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_session.add_controllable (_rec_enable_control);
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}
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}
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pending_state = const_cast<XMLNode*> (&node);
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if (_session.state_of_the_state() & Session::Loading) {
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_session.StateReady.connect (mem_fun (*this, &AudioTrack::set_state_part_two));
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} else {
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set_state_part_two ();
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}
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return 0;
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}
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XMLNode&
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AudioTrack::state(bool full_state)
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{
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XMLNode& root (Route::state(full_state));
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XMLNode* freeze_node;
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char buf[64];
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if (_freeze_record.playlist) {
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XMLNode* inode;
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freeze_node = new XMLNode (X_("freeze-info"));
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freeze_node->add_property ("playlist", _freeze_record.playlist->name());
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freeze_node->add_property ("state", enum_2_string (_freeze_record.state));
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for (vector<FreezeRecordProcessorInfo*>::iterator i = _freeze_record.processor_info.begin(); i != _freeze_record.processor_info.end(); ++i) {
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inode = new XMLNode (X_("processor"));
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(*i)->id.print (buf, sizeof (buf));
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inode->add_property (X_("id"), buf);
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inode->add_child_copy ((*i)->state);
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freeze_node->add_child_nocopy (*inode);
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}
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root.add_child_nocopy (*freeze_node);
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}
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/* Alignment: act as a proxy for the diskstream */
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XMLNode* align_node = new XMLNode (X_("Alignment"));
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AlignStyle as = _diskstream->alignment_style ();
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align_node->add_property (X_("style"), enum_2_string (as));
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root.add_child_nocopy (*align_node);
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root.add_property (X_("mode"), enum_2_string (_mode));
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/* we don't return diskstream state because we don't
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own the diskstream exclusively. control of the diskstream
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state is ceded to the Session, even if we create the
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diskstream.
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*/
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_diskstream->id().print (buf, sizeof (buf));
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root.add_property ("diskstream-id", buf);
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root.add_child_nocopy (_rec_enable_control->get_state());
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return root;
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}
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void
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AudioTrack::set_state_part_two ()
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{
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XMLNode* fnode;
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XMLProperty* prop;
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LocaleGuard lg (X_("POSIX"));
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/* This is called after all session state has been restored but before
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have been made ports and connections are established.
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*/
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if (pending_state == 0) {
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return;
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}
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if ((fnode = find_named_node (*pending_state, X_("freeze-info"))) != 0) {
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_freeze_record.state = Frozen;
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for (vector<FreezeRecordProcessorInfo*>::iterator i = _freeze_record.processor_info.begin(); i != _freeze_record.processor_info.end(); ++i) {
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delete *i;
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}
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_freeze_record.processor_info.clear ();
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if ((prop = fnode->property (X_("playlist"))) != 0) {
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boost::shared_ptr<Playlist> pl = _session.playlist_by_name (prop->value());
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if (pl) {
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_freeze_record.playlist = boost::dynamic_pointer_cast<AudioPlaylist> (pl);
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} else {
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_freeze_record.playlist.reset ();
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_freeze_record.state = NoFreeze;
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return;
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}
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}
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if ((prop = fnode->property (X_("state"))) != 0) {
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_freeze_record.state = FreezeState (string_2_enum (prop->value(), _freeze_record.state));
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}
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XMLNodeConstIterator citer;
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XMLNodeList clist = fnode->children();
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for (citer = clist.begin(); citer != clist.end(); ++citer) {
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if ((*citer)->name() != X_("processor")) {
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continue;
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}
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if ((prop = (*citer)->property (X_("id"))) == 0) {
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continue;
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}
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FreezeRecordProcessorInfo* frii = new FreezeRecordProcessorInfo (*((*citer)->children().front()),
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boost::shared_ptr<Processor>());
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frii->id = prop->value ();
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_freeze_record.processor_info.push_back (frii);
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}
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}
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/* Alignment: act as a proxy for the diskstream */
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if ((fnode = find_named_node (*pending_state, X_("Alignment"))) != 0) {
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if ((prop = fnode->property (X_("style"))) != 0) {
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/* fix for older sessions from before EnumWriter */
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string pstr;
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if (prop->value() == "capture") {
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pstr = "CaptureTime";
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} else if (prop->value() == "existing") {
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pstr = "ExistingMaterial";
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} else {
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pstr = prop->value();
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}
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AlignStyle as = AlignStyle (string_2_enum (pstr, as));
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_diskstream->set_persistent_align_style (as);
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}
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}
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return;
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}
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int
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AudioTrack::no_roll (nframes_t nframes, nframes_t start_frame, nframes_t end_frame,
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bool session_state_changing, bool can_record, bool rec_monitors_input)
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{
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if (n_outputs().n_total() == 0) {
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return 0;
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}
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if (!_active) {
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silence (nframes);
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return 0;
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}
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if (session_state_changing) {
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/* XXX is this safe to do against transport state changes? */
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passthru_silence (start_frame, end_frame, nframes, 0, false);
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return 0;
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}
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audio_diskstream()->check_record_status (start_frame, nframes, can_record);
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bool send_silence;
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if (_have_internal_generator) {
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/* since the instrument has no input streams,
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there is no reason to send any signal
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into the route.
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*/
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send_silence = true;
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} else {
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if (!Config->get_tape_machine_mode()) {
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/*
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ADATs work in a strange way..
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they monitor input always when stopped.and auto-input is engaged.
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*/
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if ((Config->get_monitoring_model() == SoftwareMonitoring) && (Config->get_auto_input () || _diskstream->record_enabled())) {
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send_silence = false;
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} else {
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send_silence = true;
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}
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} else {
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/*
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Other machines switch to input on stop if the track is record enabled,
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regardless of the auto input setting (auto input only changes the
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monitoring state when the transport is rolling)
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*/
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if ((Config->get_monitoring_model() == SoftwareMonitoring) && _diskstream->record_enabled()) {
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send_silence = false;
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} else {
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send_silence = true;
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}
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}
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}
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apply_gain_automation = false;
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if (send_silence) {
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/* if we're sending silence, but we want the meters to show levels for the signal,
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meter right here.
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*/
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if (_have_internal_generator) {
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passthru_silence (start_frame, end_frame, nframes, 0, true);
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} else {
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if (_meter_point == MeterInput) {
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just_meter_input (start_frame, end_frame, nframes);
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}
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passthru_silence (start_frame, end_frame, nframes, 0, false);
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}
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} else {
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/* we're sending signal, but we may still want to meter the input.
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*/
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passthru (start_frame, end_frame, nframes, 0, (_meter_point == MeterInput));
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}
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return 0;
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}
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int
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AudioTrack::roll (nframes_t nframes, nframes_t start_frame, nframes_t end_frame, int declick,
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bool can_record, bool rec_monitors_input)
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{
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int dret;
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Sample* b;
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Sample* tmpb;
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|
nframes_t transport_frame;
|
|
boost::shared_ptr<AudioDiskstream> diskstream = audio_diskstream();
|
|
|
|
{
|
|
Glib::RWLock::ReaderLock lm (_processor_lock, Glib::TRY_LOCK);
|
|
if (lm.locked()) {
|
|
// automation snapshot can also be called from the non-rt context
|
|
// and it uses the redirect list, so we take the lock out here
|
|
automation_snapshot (start_frame, false);
|
|
}
|
|
}
|
|
|
|
|
|
if (n_outputs().n_total() == 0 && _processors.empty()) {
|
|
return 0;
|
|
}
|
|
|
|
if (!_active) {
|
|
silence (nframes);
|
|
return 0;
|
|
}
|
|
|
|
transport_frame = _session.transport_frame();
|
|
|
|
prepare_inputs (nframes);
|
|
|
|
if ((nframes = check_initial_delay (nframes, transport_frame)) == 0) {
|
|
|
|
/* need to do this so that the diskstream sets its
|
|
playback distance to zero, thus causing diskstream::commit
|
|
to do nothing.
|
|
*/
|
|
return diskstream->process (transport_frame, 0, can_record, rec_monitors_input);
|
|
}
|
|
|
|
_silent = false;
|
|
apply_gain_automation = false;
|
|
|
|
if ((dret = diskstream->process (transport_frame, nframes, can_record, rec_monitors_input)) != 0) {
|
|
silence (nframes);
|
|
return dret;
|
|
}
|
|
|
|
/* special condition applies */
|
|
|
|
if (_meter_point == MeterInput) {
|
|
just_meter_input (start_frame, end_frame, nframes);
|
|
}
|
|
|
|
if (diskstream->record_enabled() && !can_record && !Config->get_auto_input()) {
|
|
|
|
/* not actually recording, but we want to hear the input material anyway,
|
|
at least potentially (depending on monitoring options)
|
|
*/
|
|
|
|
passthru (start_frame, end_frame, nframes, 0, true);
|
|
|
|
} else if ((b = diskstream->playback_buffer(0)) != 0) {
|
|
|
|
/*
|
|
XXX is it true that the earlier test on n_outputs()
|
|
means that we can avoid checking it again here? i think
|
|
so, because changing the i/o configuration of an IO
|
|
requires holding the AudioEngine lock, which we hold
|
|
while in the process() tree.
|
|
*/
|
|
|
|
|
|
/* copy the diskstream data to all output buffers */
|
|
|
|
size_t limit = n_process_buffers().n_audio();
|
|
BufferSet& bufs = _session.get_scratch_buffers ();
|
|
const size_t blimit = bufs.count().n_audio();
|
|
|
|
uint32_t n;
|
|
uint32_t i;
|
|
|
|
if (limit > blimit) {
|
|
|
|
/* example case: auditioner configured for stereo output,
|
|
but loaded with an 8 channel file. there are only
|
|
2 passthrough buffers, but n_process_buffers() will
|
|
return 8.
|
|
|
|
arbitrary decision: map all channels in the diskstream
|
|
to the outputs available.
|
|
*/
|
|
|
|
float scaling = limit/blimit;
|
|
|
|
for (i = 0, n = 1; i < blimit; ++i, ++n) {
|
|
|
|
/* first time through just copy a channel into
|
|
the output buffer.
|
|
*/
|
|
|
|
Sample* bb = bufs.get_audio (i).data();
|
|
|
|
for (nframes_t xx = 0; xx < nframes; ++xx) {
|
|
bb[xx] = b[xx] * scaling;
|
|
}
|
|
|
|
if (n < diskstream->n_channels().n_audio()) {
|
|
tmpb = diskstream->playback_buffer(n);
|
|
if (tmpb!=0) {
|
|
b = tmpb;
|
|
}
|
|
}
|
|
}
|
|
|
|
for (;i < limit; ++i, ++n) {
|
|
|
|
/* for all remaining channels, sum with existing
|
|
data in the output buffers
|
|
*/
|
|
|
|
bufs.get_audio (i%blimit).accumulate_with_gain_from (b, nframes, 0, scaling);
|
|
|
|
if (n < diskstream->n_channels().n_audio()) {
|
|
tmpb = diskstream->playback_buffer(n);
|
|
if (tmpb!=0) {
|
|
b = tmpb;
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
limit = blimit;
|
|
|
|
} else {
|
|
for (i = 0, n = 1; i < blimit; ++i, ++n) {
|
|
memcpy (bufs.get_audio (i).data(), b, sizeof (Sample) * nframes);
|
|
if (n < diskstream->n_channels().n_audio()) {
|
|
tmpb = diskstream->playback_buffer(n);
|
|
if (tmpb!=0) {
|
|
b = tmpb;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/* don't waste time with automation if we're recording or we've just stopped (yes it can happen) */
|
|
|
|
if (!diskstream->record_enabled() && _session.transport_rolling()) {
|
|
Glib::Mutex::Lock am (data().control_lock(), Glib::TRY_LOCK);
|
|
|
|
if (am.locked() && gain_control()->automation_playback()) {
|
|
apply_gain_automation = gain_control()->list()->curve().rt_safe_get_vector (start_frame, end_frame, _session.gain_automation_buffer(), nframes);
|
|
}
|
|
}
|
|
|
|
process_output_buffers (bufs, start_frame, end_frame, nframes, (!_session.get_record_enabled() || !Config->get_do_not_record_plugins()), declick, (_meter_point != MeterInput));
|
|
|
|
} else {
|
|
/* problem with the diskstream; just be quiet for a bit */
|
|
silence (nframes);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
AudioTrack::silent_roll (nframes_t nframes, nframes_t start_frame, nframes_t end_frame,
|
|
bool can_record, bool rec_monitors_input)
|
|
{
|
|
if (n_outputs().n_total() == 0 && _processors.empty()) {
|
|
return 0;
|
|
}
|
|
|
|
if (!_active) {
|
|
silence (nframes);
|
|
return 0;
|
|
}
|
|
|
|
_silent = true;
|
|
apply_gain_automation = false;
|
|
|
|
silence (nframes);
|
|
|
|
return audio_diskstream()->process (_session.transport_frame(), nframes, can_record, rec_monitors_input);
|
|
}
|
|
|
|
int
|
|
AudioTrack::export_stuff (BufferSet& buffers, nframes_t start, nframes_t nframes, bool enable_processing)
|
|
{
|
|
gain_t gain_automation[nframes];
|
|
gain_t gain_buffer[nframes];
|
|
float mix_buffer[nframes];
|
|
ProcessorList::iterator i;
|
|
bool post_fader_work = false;
|
|
gain_t this_gain = _gain;
|
|
boost::shared_ptr<AudioDiskstream> diskstream = audio_diskstream();
|
|
|
|
Glib::RWLock::ReaderLock rlock (_processor_lock);
|
|
|
|
boost::shared_ptr<AudioPlaylist> apl = boost::dynamic_pointer_cast<AudioPlaylist>(diskstream->playlist());
|
|
assert(apl);
|
|
|
|
assert(buffers.get_audio(0).capacity() >= nframes);
|
|
|
|
if (apl->read (buffers.get_audio(0).data(), mix_buffer, gain_buffer, start, nframes) != nframes) {
|
|
return -1;
|
|
}
|
|
|
|
assert(buffers.count().n_audio() >= 1);
|
|
uint32_t n=1;
|
|
Sample* b = buffers.get_audio(0).data();
|
|
BufferSet::audio_iterator bi = buffers.audio_begin();
|
|
++bi;
|
|
for ( ; bi != buffers.audio_end(); ++bi, ++n) {
|
|
if (n < diskstream->n_channels().n_audio()) {
|
|
if (apl->read (bi->data(), mix_buffer, gain_buffer, start, nframes, n) != nframes) {
|
|
return -1;
|
|
}
|
|
b = bi->data();
|
|
}
|
|
else {
|
|
/* duplicate last across remaining buffers */
|
|
memcpy (bi->data(), b, sizeof (Sample) * nframes);
|
|
}
|
|
}
|
|
|
|
// If no processing is required, there's no need to go any further.
|
|
if (!enable_processing)
|
|
return 0;
|
|
|
|
/* note: only run processors during export. other layers in the machinery
|
|
will already have checked that there are no external port processors.
|
|
*/
|
|
|
|
for (i = _processors.begin(); i != _processors.end(); ++i) {
|
|
boost::shared_ptr<Processor> processor;
|
|
|
|
if ((processor = boost::dynamic_pointer_cast<Processor>(*i)) != 0) {
|
|
switch (processor->placement()) {
|
|
case PreFader:
|
|
processor->run_in_place (buffers, start, start+nframes, nframes);
|
|
break;
|
|
case PostFader:
|
|
post_fader_work = true;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (gain_control()->automation_state() == Play) {
|
|
|
|
gain_control()->list()->curve().get_vector (start, start + nframes, gain_automation, nframes);
|
|
|
|
for (BufferSet::audio_iterator bi = buffers.audio_begin(); bi != buffers.audio_end(); ++bi) {
|
|
Sample *b = bi->data();
|
|
for (nframes_t n = 0; n < nframes; ++n) {
|
|
b[n] *= gain_automation[n];
|
|
}
|
|
}
|
|
|
|
} else {
|
|
|
|
for (BufferSet::audio_iterator bi = buffers.audio_begin(); bi != buffers.audio_end(); ++bi) {
|
|
Sample *b = bi->data();
|
|
for (nframes_t n = 0; n < nframes; ++n) {
|
|
b[n] *= this_gain;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (post_fader_work) {
|
|
|
|
for (i = _processors.begin(); i != _processors.end(); ++i) {
|
|
boost::shared_ptr<PluginInsert> processor;
|
|
|
|
if ((processor = boost::dynamic_pointer_cast<PluginInsert>(*i)) != 0) {
|
|
switch ((*i)->placement()) {
|
|
case PreFader:
|
|
break;
|
|
case PostFader:
|
|
processor->run_in_place (buffers, start, start+nframes, nframes);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
boost::shared_ptr<Region>
|
|
AudioTrack::bounce (InterThreadInfo& itt)
|
|
{
|
|
vector<boost::shared_ptr<Source> > srcs;
|
|
return _session.write_one_track (*this, _session.current_start_frame(), _session.current_end_frame(), false, srcs, itt);
|
|
}
|
|
|
|
boost::shared_ptr<Region>
|
|
AudioTrack::bounce_range (nframes_t start, nframes_t end, InterThreadInfo& itt, bool enable_processing)
|
|
{
|
|
vector<boost::shared_ptr<Source> > srcs;
|
|
return _session.write_one_track (*this, start, end, false, srcs, itt, enable_processing);
|
|
}
|
|
|
|
void
|
|
AudioTrack::freeze (InterThreadInfo& itt)
|
|
{
|
|
vector<boost::shared_ptr<Source> > srcs;
|
|
string new_playlist_name;
|
|
boost::shared_ptr<Playlist> new_playlist;
|
|
string dir;
|
|
string region_name;
|
|
boost::shared_ptr<AudioDiskstream> diskstream = audio_diskstream();
|
|
|
|
if ((_freeze_record.playlist = boost::dynamic_pointer_cast<AudioPlaylist>(diskstream->playlist())) == 0) {
|
|
return;
|
|
}
|
|
|
|
uint32_t n = 1;
|
|
|
|
while (n < (UINT_MAX-1)) {
|
|
|
|
string candidate;
|
|
|
|
candidate = string_compose ("<F%2>%1", _freeze_record.playlist->name(), n);
|
|
|
|
if (_session.playlist_by_name (candidate) == 0) {
|
|
new_playlist_name = candidate;
|
|
break;
|
|
}
|
|
|
|
++n;
|
|
|
|
}
|
|
|
|
if (n == (UINT_MAX-1)) {
|
|
error << string_compose (X_("There are too many frozen versions of playlist \"%1\""
|
|
" to create another one"), _freeze_record.playlist->name())
|
|
<< endmsg;
|
|
return;
|
|
}
|
|
|
|
boost::shared_ptr<Region> res;
|
|
|
|
if ((res = _session.write_one_track (*this, _session.current_start_frame(), _session.current_end_frame(), true, srcs, itt)) == 0) {
|
|
return;
|
|
}
|
|
|
|
_freeze_record.processor_info.clear ();
|
|
|
|
{
|
|
Glib::RWLock::ReaderLock lm (_processor_lock);
|
|
|
|
for (ProcessorList::iterator r = _processors.begin(); r != _processors.end(); ++r) {
|
|
|
|
boost::shared_ptr<Processor> processor;
|
|
|
|
if ((processor = boost::dynamic_pointer_cast<Processor>(*r)) != 0) {
|
|
|
|
FreezeRecordProcessorInfo* frii = new FreezeRecordProcessorInfo ((*r)->get_state(), processor);
|
|
|
|
frii->id = processor->id();
|
|
|
|
_freeze_record.processor_info.push_back (frii);
|
|
|
|
/* now deactivate the processor */
|
|
|
|
processor->deactivate ();
|
|
_session.set_dirty ();
|
|
}
|
|
}
|
|
}
|
|
|
|
new_playlist = PlaylistFactory::create (DataType::AUDIO, _session, new_playlist_name, false);
|
|
|
|
_freeze_record.gain = _gain;
|
|
_freeze_record.gain_automation_state = _gain_control->automation_state();
|
|
_freeze_record.pan_automation_state = _panner->automation_state();
|
|
|
|
region_name = new_playlist_name;
|
|
|
|
/* create a new region from all filesources, keep it private */
|
|
|
|
boost::shared_ptr<Region> region (RegionFactory::create (srcs, 0,
|
|
srcs[0]->length(srcs[0]->timeline_position()),
|
|
region_name, 0,
|
|
(Region::Flag) (Region::WholeFile|Region::DefaultFlags),
|
|
false));
|
|
|
|
new_playlist->set_orig_diskstream_id (diskstream->id());
|
|
new_playlist->add_region (region, _session.current_start_frame());
|
|
new_playlist->set_frozen (true);
|
|
region->set_locked (true);
|
|
|
|
diskstream->use_playlist (boost::dynamic_pointer_cast<AudioPlaylist>(new_playlist));
|
|
diskstream->set_record_enabled (false);
|
|
|
|
/* reset stuff that has already been accounted for in the freeze process */
|
|
|
|
set_gain (1.0, this);
|
|
_gain_control->set_automation_state (Off);
|
|
_panner->set_automation_state (Off);
|
|
|
|
_freeze_record.state = Frozen;
|
|
FreezeChange(); /* EMIT SIGNAL */
|
|
}
|
|
|
|
void
|
|
AudioTrack::unfreeze ()
|
|
{
|
|
if (_freeze_record.playlist) {
|
|
audio_diskstream()->use_playlist (_freeze_record.playlist);
|
|
|
|
{
|
|
Glib::RWLock::ReaderLock lm (_processor_lock); // should this be a write lock? jlc
|
|
for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
|
|
for (vector<FreezeRecordProcessorInfo*>::iterator ii = _freeze_record.processor_info.begin(); ii != _freeze_record.processor_info.end(); ++ii) {
|
|
if ((*ii)->id == (*i)->id()) {
|
|
(*i)->set_state (((*ii)->state));
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
_freeze_record.playlist.reset ();
|
|
set_gain (_freeze_record.gain, this);
|
|
_gain_control->set_automation_state (_freeze_record.gain_automation_state);
|
|
_panner->set_automation_state (_freeze_record.pan_automation_state);
|
|
}
|
|
|
|
_freeze_record.state = UnFrozen;
|
|
FreezeChange (); /* EMIT SIGNAL */
|
|
}
|
|
|