diff options
Diffstat (limited to 'libs/ardour/audio_track.cc')
| -rw-r--r-- | libs/ardour/audio_track.cc | 140 |
1 files changed, 70 insertions, 70 deletions
diff --git a/libs/ardour/audio_track.cc b/libs/ardour/audio_track.cc index 8e68eb0140..1d4412b950 100644 --- a/libs/ardour/audio_track.cc +++ b/libs/ardour/audio_track.cc @@ -1,5 +1,5 @@ /* - Copyright (C) 2002 Paul Davis + 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 @@ -82,10 +82,10 @@ AudioTrack::use_new_diskstream () } else if (_mode == NonLayered){ dflags = AudioDiskstream::Flag(dflags | AudioDiskstream::NonLayered); } - + boost::shared_ptr<AudioDiskstream> ds (new AudioDiskstream (_session, name(), dflags)); - + _session.add_diskstream (ds); set_diskstream (boost::dynamic_pointer_cast<AudioDiskstream> (ds), this); @@ -99,10 +99,10 @@ AudioTrack::set_mode (TrackMode m) if (_diskstream->set_destructive (m == Destructive)) { return -1; } - + _diskstream->set_non_layered (m == NonLayered); _mode = m; - + TrackModeChanged (); /* EMIT SIGNAL */ } @@ -117,7 +117,7 @@ AudioTrack::can_use_mode (TrackMode m, bool& bounce_required) case Normal: bounce_required = false; return true; - + case Destructive: default: return _diskstream->can_become_destructive (bounce_required); @@ -146,16 +146,16 @@ AudioTrack::deprecated_use_diskstream_connections () if ((prop = node.property ("input-connection")) != 0) { boost::shared_ptr<Bundle> c = _session.bundle_by_name (prop->value()); - + if (c == 0) { - error << string_compose(_("Unknown bundle \"%1\" listed for input of %2"), prop->value(), _name) << endmsg; - + error << string_compose(_("Unknown bundle \"%1\" listed for input of %2"), prop->value(), _name) << endmsg; + if ((c = _session.bundle_by_name (_("in 1"))) == 0) { - error << _("No input bundles available as a replacement") + error << _("No input bundles available as a replacement") << endmsg; return -1; } else { - info << string_compose (_("Bundle %1 was not available - \"in 1\" used instead"), prop->value()) + info << string_compose (_("Bundle %1 was not available - \"in 1\" used instead"), prop->value()) << endmsg; } } @@ -164,11 +164,11 @@ AudioTrack::deprecated_use_diskstream_connections () } else if ((prop = node.property ("inputs")) != 0) { if (_input->set_ports (prop->value())) { - error << string_compose(_("improper input channel list in XML node (%1)"), prop->value()) << endmsg; + error << string_compose(_("improper input channel list in XML node (%1)"), prop->value()) << endmsg; return -1; } } - + return 0; } @@ -198,9 +198,9 @@ AudioTrack::set_diskstream (boost::shared_ptr<AudioDiskstream> ds, void * /*src* DiskstreamChanged (); /* EMIT SIGNAL */ return 0; -} +} -int +int AudioTrack::use_diskstream (string name) { boost::shared_ptr<AudioDiskstream> dstream; @@ -209,20 +209,20 @@ AudioTrack::use_diskstream (string name) error << string_compose(_("AudioTrack: audio diskstream \"%1\" not known by session"), name) << endmsg; return -1; } - + return set_diskstream (dstream, this); } -int +int AudioTrack::use_diskstream (const PBD::ID& id) { boost::shared_ptr<AudioDiskstream> dstream; if ((dstream = boost::dynamic_pointer_cast<AudioDiskstream> (_session.diskstream_by_id (id))) == 0) { - error << string_compose(_("AudioTrack: audio diskstream \"%1\" not known by session"), id) << endmsg; + error << string_compose(_("AudioTrack: audio diskstream \"%1\" not known by session"), id) << endmsg; return -1; } - + return set_diskstream (dstream, this); } @@ -257,7 +257,7 @@ AudioTrack::_set_state (const XMLNode& node, bool call_base) } if ((prop = node.property ("diskstream-id")) == 0) { - + /* some old sessions use the diskstream name rather than the ID */ if ((prop = node.property ("diskstream")) == 0) { @@ -271,10 +271,10 @@ AudioTrack::_set_state (const XMLNode& node, bool call_base) } } else { - + PBD::ID id (prop->value()); PBD::ID zero ("0"); - + /* this wierd hack is used when creating tracks from a template. there isn't a particularly good time to interpose between setting the first part of the track state (notably Route::set_state() and the track mode), and the @@ -282,7 +282,7 @@ AudioTrack::_set_state (const XMLNode& node, bool call_base) that means "you should create a new diskstream here, not look for an old one. */ - + if (id == zero) { use_new_diskstream (); } else if (use_diskstream (id)) { @@ -316,7 +316,7 @@ AudioTrack::_set_state (const XMLNode& node, bool call_base) return 0; } -XMLNode& +XMLNode& AudioTrack::state(bool full_state) { XMLNode& root (Route::state(full_state)); @@ -335,7 +335,7 @@ AudioTrack::state(bool full_state) (*i)->id.print (buf, sizeof (buf)); inode->add_property (X_("id"), buf); inode->add_child_copy ((*i)->state); - + freeze_node->add_child_nocopy (*inode); } @@ -343,7 +343,7 @@ AudioTrack::state(bool full_state) } /* Alignment: act as a proxy for the diskstream */ - + XMLNode* align_node = new XMLNode (X_("Alignment")); AlignStyle as = _diskstream->alignment_style (); align_node->add_property (X_("style"), enum_2_string (as)); @@ -383,12 +383,12 @@ AudioTrack::set_state_part_two () if ((fnode = find_named_node (*pending_state, X_("freeze-info"))) != 0) { _freeze_record.state = Frozen; - + for (vector<FreezeRecordProcessorInfo*>::iterator i = _freeze_record.processor_info.begin(); i != _freeze_record.processor_info.end(); ++i) { delete *i; } _freeze_record.processor_info.clear (); - + if ((prop = fnode->property (X_("playlist"))) != 0) { boost::shared_ptr<Playlist> pl = _session.playlist_by_name (prop->value()); if (pl) { @@ -399,23 +399,23 @@ AudioTrack::set_state_part_two () return; } } - + if ((prop = fnode->property (X_("state"))) != 0) { _freeze_record.state = FreezeState (string_2_enum (prop->value(), _freeze_record.state)); } - + XMLNodeConstIterator citer; XMLNodeList clist = fnode->children(); - + for (citer = clist.begin(); citer != clist.end(); ++citer) { if ((*citer)->name() != X_("processor")) { continue; } - + if ((prop = (*citer)->property (X_("id"))) == 0) { continue; } - + FreezeRecordProcessorInfo* frii = new FreezeRecordProcessorInfo (*((*citer)->children().front()), boost::shared_ptr<Processor>()); frii->id = prop->value (); @@ -446,7 +446,7 @@ AudioTrack::set_state_part_two () } } return; -} +} int AudioTrack::roll (nframes_t nframes, sframes_t start_frame, sframes_t end_frame, int declick, @@ -457,7 +457,7 @@ AudioTrack::roll (nframes_t nframes, sframes_t start_frame, sframes_t end_frame, Sample* tmpb; nframes_t transport_frame; boost::shared_ptr<AudioDiskstream> diskstream = audio_diskstream(); - + { Glib::RWLock::ReaderLock lm (_processor_lock, Glib::TRY_LOCK); if (lm.locked()) { @@ -467,7 +467,7 @@ AudioTrack::roll (nframes_t nframes, sframes_t start_frame, sframes_t end_frame, } } - + if (n_outputs().n_total() == 0 && _processors.empty()) { return 0; } @@ -486,7 +486,7 @@ AudioTrack::roll (nframes_t nframes, sframes_t start_frame, sframes_t end_frame, to do nothing. */ return diskstream->process (transport_frame, 0, can_record, rec_monitors_input); - } + } _silent = false; _amp->apply_gain_automation(false); @@ -497,7 +497,7 @@ AudioTrack::roll (nframes_t nframes, sframes_t start_frame, sframes_t end_frame, } /* special condition applies */ - + if (_meter_point == MeterInput) { _input->process_input (_meter, start_frame, end_frame, nframes); } @@ -520,7 +520,7 @@ AudioTrack::roll (nframes_t nframes, sframes_t start_frame, sframes_t end_frame, while in the process() tree. */ - + /* copy the diskstream data to all output buffers */ size_t limit = n_process_buffers().n_audio(); @@ -536,19 +536,19 @@ AudioTrack::roll (nframes_t nframes, sframes_t start_frame, sframes_t end_frame, 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 + /* 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) { @@ -564,27 +564,27 @@ AudioTrack::roll (nframes_t nframes, sframes_t start_frame, sframes_t end_frame, } for (;i < limit; ++i, ++n) { - + /* for all remaining channels, sum with existing - data in the output buffers + 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 < limit; ++i, ++n) { - memcpy (bufs.get_audio (i).data(), b, sizeof (Sample) * nframes); + 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) { @@ -594,7 +594,7 @@ AudioTrack::roll (nframes_t nframes, sframes_t start_frame, sframes_t end_frame, } /* try to leave any MIDI buffers alone */ - + ChanCount chn; chn.set_audio (limit); chn.set_midi (_input->n_ports().n_midi()); @@ -606,7 +606,7 @@ AudioTrack::roll (nframes_t nframes, sframes_t start_frame, sframes_t end_frame, if (!diskstream->record_enabled() && _session.transport_rolling()) { #ifdef XXX_MOVE_THIS_TO_AMP Glib::Mutex::Lock am (data().control_lock(), Glib::TRY_LOCK); - + if (am.locked() && gain_control()->automation_playback()) { _amp->apply_gain_automation( gain_control()->list()->curve().rt_safe_get_vector ( @@ -616,7 +616,7 @@ AudioTrack::roll (nframes_t nframes, sframes_t start_frame, sframes_t end_frame, } process_output_buffers (bufs, start_frame, end_frame, nframes, (!_session.get_record_enabled() || !Config->get_do_not_record_plugins()), declick); - + } else { /* problem with the diskstream; just be quiet for a bit */ silence (nframes); @@ -632,7 +632,7 @@ AudioTrack::export_stuff (BufferSet& buffers, sframes_t start, nframes_t nframes float mix_buffer[nframes]; ProcessorList::iterator i; 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()); @@ -658,7 +658,7 @@ AudioTrack::export_stuff (BufferSet& buffers, sframes_t start, nframes_t nframes } else { /* duplicate last across remaining buffers */ - memcpy (bi->data(), b, sizeof (Sample) * nframes); + memcpy (bi->data(), b, sizeof (Sample) * nframes); } } @@ -670,14 +670,14 @@ AudioTrack::export_stuff (BufferSet& buffers, sframes_t start, nframes_t nframes /* 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) { processor->run (buffers, start, start+nframes, nframes); } } - + return 0; } @@ -704,7 +704,7 @@ AudioTrack::freeze (InterThreadInfo& itt) 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; } @@ -712,9 +712,9 @@ AudioTrack::freeze (InterThreadInfo& itt) 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) { @@ -724,11 +724,11 @@ AudioTrack::freeze (InterThreadInfo& itt) ++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()) + " to create another one"), _freeze_record.playlist->name()) << endmsg; return; } @@ -743,21 +743,21 @@ AudioTrack::freeze (InterThreadInfo& itt) { 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 (); } @@ -775,7 +775,7 @@ AudioTrack::freeze (InterThreadInfo& itt) /* 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()), + srcs[0]->length(srcs[0]->timeline_position()), region_name, 0, (Region::Flag) (Region::WholeFile|Region::DefaultFlags), false)); @@ -789,7 +789,7 @@ AudioTrack::freeze (InterThreadInfo& itt) diskstream->set_record_enabled (false); /* reset stuff that has already been accounted for in the freeze process */ - + set_gain (1.0, this); _amp->gain_control()->set_automation_state (Off); /* XXX need to use _main_outs _panner->set_automation_state (Off); */ @@ -815,7 +815,7 @@ AudioTrack::unfreeze () } } } - + _freeze_record.playlist.reset (); set_gain (_freeze_record.gain, this); _amp->gain_control()->set_automation_state (_freeze_record.gain_automation_state); |