2 * Copyright (C) 2006-2014 David Robillard <d@drobilla.net>
3 * Copyright (C) 2007-2012 Carl Hetherington <carl@carlh.net>
4 * Copyright (C) 2007-2017 Paul Davis <paul@linuxaudiosystems.com>
5 * Copyright (C) 2007 Doug McLain <doug@nostar.net>
6 * Copyright (C) 2014-2017 Robin Gareus <robin@gareus.org>
7 * Copyright (C) 2015-2016 Nick Mainsbridge <mainsbridge@gmail.com>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License along
20 * with this program; if not, write to the Free Software Foundation, Inc.,
21 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
30 #include <gtkmm2ext/gtk_ui.h>
32 #include "pbd/stacktrace.h"
34 #include "ardour/audioregion.h"
35 #include "ardour/audiofilesource.h"
36 #include "ardour/audio_track.h"
37 #include "ardour/record_enable_control.h"
38 #include "ardour/region_factory.h"
39 #include "ardour/profile.h"
40 #include "ardour/rc_configuration.h"
41 #include "ardour/session.h"
43 #include "canvas/rectangle.h"
45 #include "audio_streamview.h"
46 #include "audio_region_view.h"
47 #include "tape_region_view.h"
48 #include "audio_time_axis.h"
49 #include "region_selection.h"
50 #include "region_gain_line.h"
51 #include "selection.h"
52 #include "public_editor.h"
53 #include "rgb_macros.h"
54 #include "gui_thread.h"
55 #include "ui_config.h"
60 using namespace ARDOUR;
62 using namespace Editing;
64 AudioStreamView::AudioStreamView (AudioTimeAxisView& tv)
68 _amplitude_above_axis = 1.0;
72 AudioStreamView::set_amplitude_above_axis (gdouble app)
74 RegionViewList::iterator i;
80 _amplitude_above_axis = app;
82 for (i = region_views.begin(); i != region_views.end(); ++i) {
83 AudioRegionView* const arv = dynamic_cast<AudioRegionView*>(*i);
85 arv->set_amplitude_above_axis (app);
92 AudioStreamView::create_region_view (boost::shared_ptr<Region> r, bool wait_for_waves, bool recording)
94 AudioRegionView *region_view = 0;
95 boost::shared_ptr<AudioRegion> region = boost::dynamic_pointer_cast<AudioRegion> (r);
101 switch (_trackview.audio_track()->mode()) {
106 region_view = new AudioRegionView (_canvas_group, _trackview, region,
107 _samples_per_pixel, region_color, recording, TimeAxisViewItem::Visibility(
108 TimeAxisViewItem::ShowFrame |
109 TimeAxisViewItem::HideFrameRight |
110 TimeAxisViewItem::HideFrameLeft |
111 TimeAxisViewItem::HideFrameTB));
113 region_view = new AudioRegionView (_canvas_group, _trackview, region,
114 _samples_per_pixel, region_color);
118 region_view = new TapeAudioRegionView (_canvas_group, _trackview, region,
119 _samples_per_pixel, region_color);
122 fatal << string_compose (_("programming error: %1"), "illegal track mode in ::create_region_view()") << endmsg;
123 abort(); /*NOTREACHED*/
127 region_view->init (wait_for_waves);
128 region_view->set_amplitude_above_axis(_amplitude_above_axis);
129 region_view->set_height (child_height ());
131 /* if its the special single-sample length that we use for rec-regions, make it
132 insensitive to events
135 if (region->length() == 1) {
136 region_view->set_sensitive (false);
143 AudioStreamView::add_region_view_internal (boost::shared_ptr<Region> r, bool wait_for_waves, bool recording)
145 RegionView *region_view = create_region_view (r, wait_for_waves, recording);
147 if (region_view == 0) {
151 region_views.push_front (region_view);
153 /* catch region going away */
155 r->DropReferences.connect (*this, invalidator (*this), boost::bind (&AudioStreamView::remove_region_view, this, boost::weak_ptr<Region> (r)), gui_context());
157 RegionViewAdded (region_view);
163 AudioStreamView::redisplay_track ()
165 list<RegionView *>::iterator i;
167 // Flag region views as invalid and disable drawing
168 for (i = region_views.begin(); i != region_views.end(); ++i) {
169 (*i)->set_valid (false);
170 (*i)->enable_display (false);
173 // Add and display views, and flag them as valid
174 if (_trackview.is_audio_track()) {
175 _trackview.track()->playlist()->foreach_region(
176 sigc::hide_return (sigc::mem_fun (*this, &StreamView::add_region_view))
180 // Stack regions by layer, and remove invalid regions
185 AudioStreamView::setup_rec_box ()
187 //cerr << _trackview.name() << " streamview SRB region_views.size() = " << region_views.size() << endl;
189 if (!_trackview.session()->transport_stopped()) {
191 // cerr << "\trolling\n";
194 _trackview.session()->record_status() == Session::Recording &&
195 _trackview.track()->rec_enable_control()->get_value()) {
196 if (_trackview.audio_track()->mode() == Normal && UIConfiguration::instance().get_show_waveforms_while_recording() && rec_regions.size() == rec_rects.size()) {
198 /* add a new region, but don't bother if they set show-waveforms-while-recording mid-record */
202 rec_data_ready_connections.drop_connections ();
203 boost::shared_ptr<AudioTrack> tr = _trackview.audio_track();
205 for (uint32_t n = 0; n < tr->n_channels().n_audio(); ++n) {
206 boost::shared_ptr<AudioFileSource> src = tr->write_source (n);
208 sources.push_back (src);
209 src->PeakRangeReady.connect (rec_data_ready_connections,
211 boost::bind (&AudioStreamView::rec_peak_range_ready, this, _1, _2, boost::weak_ptr<Source>(src)),
218 samplepos_t start = 0;
219 if (rec_regions.size() > 0) {
220 start = rec_regions.back().first->start()
221 + _trackview.track()->get_captured_samples(rec_regions.size()-1);
226 plist.add (Properties::start, start);
227 plist.add (Properties::length, 1);
228 plist.add (Properties::name, string());
229 plist.add (Properties::layer, 0);
231 boost::shared_ptr<AudioRegion> region (
232 boost::dynamic_pointer_cast<AudioRegion>(RegionFactory::create (sources, plist, false)));
235 region->set_position (_trackview.session()->transport_sample());
236 rec_regions.push_back (make_pair(region, (RegionView*) 0));
239 /* start a new rec box */
241 boost::shared_ptr<AudioTrack> at = _trackview.audio_track();
242 samplepos_t const sample_pos = at->current_capture_start ();
243 double const width = ((at->mode() == Destructive) ? 2 : 0);
245 create_rec_box(sample_pos, width);
247 } else if (rec_active &&
248 (_trackview.session()->record_status() != Session::Recording ||
249 !_trackview.track()->rec_enable_control()->get_value())) {
250 screen_update_connection.disconnect();
252 rec_updating = false;
257 // cerr << "\tNOT rolling, rec_rects = " << rec_rects.size() << " rec_regions = " << rec_regions.size() << endl;
259 if (!rec_rects.empty() || !rec_regions.empty()) {
261 /* disconnect rapid update */
262 screen_update_connection.disconnect();
263 rec_data_ready_connections.drop_connections ();
264 rec_updating = false;
267 /* remove temp regions */
269 for (list<pair<boost::shared_ptr<Region>,RegionView*> >::iterator iter = rec_regions.begin(); iter != rec_regions.end(); ) {
270 list<pair<boost::shared_ptr<Region>,RegionView*> >::iterator tmp;
275 (*iter).first->drop_references ();
282 // cerr << "\tclear " << rec_rects.size() << " rec rects\n";
284 /* transport stopped, clear boxes */
285 for (vector<RecBoxInfo>::iterator iter=rec_rects.begin(); iter != rec_rects.end(); ++iter) {
286 RecBoxInfo &rect = (*iter);
287 delete rect.rectangle;
297 AudioStreamView::rec_peak_range_ready (samplepos_t start, samplecnt_t cnt, boost::weak_ptr<Source> weak_src)
299 ENSURE_GUI_THREAD (*this, &AudioStreamView::rec_peak_range_ready, start, cnt, weak_src)
301 boost::shared_ptr<Source> src (weak_src.lock());
307 // this is called from the peak building thread
309 if (rec_data_ready_map.size() == 0 || start + cnt > last_rec_data_sample) {
310 last_rec_data_sample = start + cnt;
313 rec_data_ready_map[src] = true;
315 if (rec_data_ready_map.size() == _trackview.track()->n_channels().n_audio()) {
316 update_rec_regions (start, cnt);
317 rec_data_ready_map.clear();
322 AudioStreamView::update_rec_regions (samplepos_t start, samplecnt_t cnt)
324 if (!UIConfiguration::instance().get_show_waveforms_while_recording ()) {
330 for (list<pair<boost::shared_ptr<Region>,RegionView*> >::iterator iter = rec_regions.begin(); iter != rec_regions.end(); n++) {
332 list<pair<boost::shared_ptr<Region>,RegionView*> >::iterator tmp = iter;
335 assert (n < rec_rects.size());
337 if (!rec_rects[n].rectangle->visible()) {
338 /* rect already hidden, this region is done */
343 boost::shared_ptr<AudioRegion> region = boost::dynamic_pointer_cast<AudioRegion>(iter->first);
350 samplecnt_t origlen = region->length();
352 if (region == rec_regions.back().first && rec_active) {
354 if (last_rec_data_sample > region->start()) {
356 samplecnt_t nlen = last_rec_data_sample - region->start();
358 if (nlen != region->length()) {
360 region->suspend_property_changes ();
361 /* set non-musical position / length */
362 region->set_position (_trackview.track()->get_capture_start_sample(n));
363 region->set_length (nlen, 0);
364 region->resume_property_changes ();
367 /* our special initial length */
368 add_region_view_internal (region, false, true);
369 setup_new_rec_layer_time (region);
372 check_record_layers (region, (region->position() - region->start() + start + cnt));
374 /* also update rect */
375 ArdourCanvas::Rectangle * rect = rec_rects[n].rectangle;
376 gdouble xend = _trackview.editor().sample_to_pixel (region->position() + region->length());
382 samplecnt_t nlen = _trackview.track()->get_captured_samples(n);
384 if (nlen != region->length()) {
386 if (region->source_length(0) >= region->start() + nlen) {
388 region->suspend_property_changes ();
389 region->set_position (_trackview.track()->get_capture_start_sample(n));
390 region->set_length (nlen, 0);
391 region->resume_property_changes ();
394 /* our special initial length */
395 add_region_view_internal (region, false, true);
399 ArdourCanvas::Item * rect = rec_rects[n].rectangle;
412 AudioStreamView::show_all_fades ()
414 for (list<RegionView*>::iterator i = region_views.begin(); i != region_views.end(); ++i) {
415 AudioRegionView* const arv = dynamic_cast<AudioRegionView*>(*i);
417 arv->set_fade_visibility (true);
423 AudioStreamView::hide_all_fades ()
425 for (list<RegionView*>::iterator i = region_views.begin(); i != region_views.end(); ++i) {
426 AudioRegionView* const arv = dynamic_cast<AudioRegionView*>(*i);
428 arv->set_fade_visibility (false);
433 /** Hide xfades for regions that overlap ar.
434 * @return Pair of lists; first is the AudioRegionViews that start xfades were hidden for,
435 * second is the AudioRegionViews that end xfades were hidden for.
437 pair<list<AudioRegionView*>, list<AudioRegionView*> >
438 AudioStreamView::hide_xfades_with (boost::shared_ptr<AudioRegion> ar)
440 list<AudioRegionView*> start_hidden;
441 list<AudioRegionView*> end_hidden;
443 for (list<RegionView*>::iterator i = region_views.begin(); i != region_views.end(); ++i) {
444 AudioRegionView* const arv = dynamic_cast<AudioRegionView*>(*i);
446 switch (arv->region()->coverage (ar->position(), ar->last_sample())) {
447 case Evoral::OverlapNone:
450 if (arv->start_xfade_visible ()) {
451 start_hidden.push_back (arv);
453 if (arv->end_xfade_visible ()) {
454 end_hidden.push_back (arv);
462 return make_pair (start_hidden, end_hidden);
466 AudioStreamView::color_handler ()
468 //case cAudioTrackBase:
469 if (_trackview.is_track()) {
470 canvas_rect->set_fill_color (UIConfiguration::instance().color_mod ("audio track base", "audio track base"));
473 //case cAudioBusBase:
474 if (!_trackview.is_track()) {
475 canvas_rect->set_fill_color (UIConfiguration::instance().color_mod ("audio bus base", "audio bus base"));
480 AudioStreamView::set_selected_points (PointSelection& points)
482 for (list<RegionView *>::iterator i = region_views.begin(); i != region_views.end(); ++i) {
483 AudioRegionView* const arv = dynamic_cast<AudioRegionView*>(*i);
484 if (arv && arv->get_gain_line ()) {
485 arv->get_gain_line ()->set_selected_points (points);