2 Copyright (C) 2001, 2006 Paul Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
24 #include <gtkmm2ext/gtk_ui.h>
26 #include <ardour/audioplaylist.h>
27 #include <ardour/audioregion.h>
28 #include <ardour/audiofilesource.h>
29 #include <ardour/audio_diskstream.h>
30 #include <ardour/audio_track.h>
31 #include <ardour/playlist_templates.h>
32 #include <ardour/source.h>
33 #include <ardour/region_factory.h>
35 #include "audio_streamview.h"
36 #include "audio_region_view.h"
37 #include "tape_region_view.h"
38 #include "audio_time_axis.h"
39 #include "canvas-waveview.h"
40 #include "canvas-simplerect.h"
41 #include "region_selection.h"
42 #include "selection.h"
43 #include "public_editor.h"
44 #include "ardour_ui.h"
45 #include "crossfade_view.h"
46 #include "rgb_macros.h"
47 #include "gui_thread.h"
51 using namespace ARDOUR;
53 using namespace Editing;
55 AudioStreamView::AudioStreamView (AudioTimeAxisView& tv)
58 crossfades_visible = true;
60 if (tv.is_audio_track())
61 stream_base_color = color_map[cAudioTrackBase];
63 stream_base_color = color_map[cAudioBusBase];
65 canvas_rect->property_fill_color_rgba() = stream_base_color;
66 canvas_rect->property_outline_color_rgba() = color_map[cAudioTrackOutline];
68 _amplitude_above_axis = 1.0;
70 use_rec_regions = tv.editor.show_waveforms_recording ();
71 last_rec_peak_frame = 0;
75 AudioStreamView::~AudioStreamView ()
80 AudioStreamView::set_height (gdouble h)
82 /* limit the values to something sane-ish */
83 if (h < 10.0 || h > 1000.0) {
87 StreamView::set_height(h);
89 for (CrossfadeViewList::iterator i = crossfade_views.begin(); i != crossfade_views.end(); ++i) {
97 AudioStreamView::set_samples_per_unit (gdouble spp)
99 StreamView::set_samples_per_unit(spp);
101 for (CrossfadeViewList::iterator xi = crossfade_views.begin(); xi != crossfade_views.end(); ++xi) {
102 (*xi)->set_samples_per_unit (spp);
109 AudioStreamView::set_amplitude_above_axis (gdouble app)
111 RegionViewList::iterator i;
117 _amplitude_above_axis = app;
119 for (i = region_views.begin(); i != region_views.end(); ++i) {
120 AudioRegionView* const arv = dynamic_cast<AudioRegionView*>(*i);
122 arv->set_amplitude_above_axis (app);
129 AudioStreamView::add_region_view_internal (boost::shared_ptr<Region> r, bool wait_for_waves)
131 ENSURE_GUI_THREAD (bind (mem_fun (*this, &AudioStreamView::add_region_view), r));
133 boost::shared_ptr<AudioRegion> region = boost::dynamic_pointer_cast<AudioRegion> (r);
139 AudioRegionView *region_view;
140 list<RegionView *>::iterator i;
142 for (i = region_views.begin(); i != region_views.end(); ++i) {
143 if ((*i)->region() == r) {
145 /* great. we already have a AudioRegionView for this Region. use it again. */
147 (*i)->set_valid (true);
152 switch (_trackview.audio_track()->mode()) {
154 region_view = new AudioRegionView (canvas_group, _trackview, region,
155 _samples_per_unit, region_color);
158 region_view = new TapeAudioRegionView (canvas_group, _trackview, region,
159 _samples_per_unit, region_color);
163 region_view->init (region_color, wait_for_waves);
164 region_view->set_amplitude_above_axis(_amplitude_above_axis);
165 region_views.push_front (region_view);
167 /* follow global waveform setting */
169 region_view->set_waveform_visible(_trackview.editor.show_waveforms());
171 /* catch regionview going away */
173 region->GoingAway.connect (bind (mem_fun (*this, &AudioStreamView::remove_region_view), region));
175 RegionViewAdded (region_view);
179 AudioStreamView::remove_region_view (boost::shared_ptr<Region> r)
181 ENSURE_GUI_THREAD (bind (mem_fun (*this, &AudioStreamView::remove_region_view), r));
183 for (list<CrossfadeView *>::iterator i = crossfade_views.begin(); i != crossfade_views.end();) {
184 list<CrossfadeView*>::iterator tmp;
189 boost::shared_ptr<AudioRegion> ar = boost::dynamic_pointer_cast<AudioRegion>(r);
190 if (ar && (*i)->crossfade.involves (ar)) {
192 crossfade_views.erase (i);
198 StreamView::remove_region_view(r);
202 AudioStreamView::undisplay_diskstream ()
204 StreamView::undisplay_diskstream();
206 for (CrossfadeViewList::iterator i = crossfade_views.begin(); i != crossfade_views.end(); ++i) {
210 crossfade_views.clear ();
214 AudioStreamView::playlist_modified ()
216 ENSURE_GUI_THREAD (mem_fun (*this, &AudioStreamView::playlist_modified));
218 StreamView::playlist_modified();
220 /* make sure xfades are on top and all the regionviews are stacked correctly. */
222 for (list<CrossfadeView *>::iterator i = crossfade_views.begin(); i != crossfade_views.end(); ++i) {
223 (*i)->get_canvas_group()->raise_to_top();
228 AudioStreamView::playlist_changed (boost::shared_ptr<Diskstream> ds)
230 ENSURE_GUI_THREAD (bind (mem_fun (*this, &AudioStreamView::playlist_changed), ds));
232 StreamView::playlist_changed(ds);
234 AudioPlaylist* apl = dynamic_cast<AudioPlaylist*>(ds->playlist());
236 playlist_connections.push_back (apl->NewCrossfade.connect (mem_fun (*this, &AudioStreamView::add_crossfade)));
240 AudioStreamView::add_crossfade (Crossfade *crossfade)
242 AudioRegionView* lview = 0;
243 AudioRegionView* rview = 0;
245 ENSURE_GUI_THREAD (bind (mem_fun (*this, &AudioStreamView::add_crossfade), crossfade));
247 /* first see if we already have a CrossfadeView for this Crossfade */
249 for (list<CrossfadeView *>::iterator i = crossfade_views.begin(); i != crossfade_views.end(); ++i) {
250 if (&(*i)->crossfade == crossfade) {
251 if (!crossfades_visible) {
256 (*i)->set_valid (true);
261 /* create a new one */
263 for (list<RegionView *>::iterator i = region_views.begin(); i != region_views.end(); ++i) {
264 AudioRegionView* arv = dynamic_cast<AudioRegionView*>(*i);
266 if (!lview && arv && (arv->region() == crossfade->out())) {
269 if (!rview && arv && (arv->region() == crossfade->in())) {
274 CrossfadeView *cv = new CrossfadeView (_trackview.canvas_display,
281 crossfade->Invalidated.connect (mem_fun (*this, &AudioStreamView::remove_crossfade));
282 crossfade_views.push_back (cv);
284 if (!crossfades_visible) {
290 AudioStreamView::remove_crossfade (Crossfade *xfade)
292 ENSURE_GUI_THREAD (bind (mem_fun (*this, &AudioStreamView::remove_crossfade), xfade));
294 for (list<CrossfadeView*>::iterator i = crossfade_views.begin(); i != crossfade_views.end(); ++i) {
295 if (&(*i)->crossfade == xfade) {
297 crossfade_views.erase (i);
304 AudioStreamView::redisplay_diskstream ()
306 list<RegionView *>::iterator i, tmp;
307 list<CrossfadeView*>::iterator xi, tmpx;
310 for (i = region_views.begin(); i != region_views.end(); ++i) {
311 (*i)->set_valid (false);
314 for (xi = crossfade_views.begin(); xi != crossfade_views.end(); ++xi) {
315 (*xi)->set_valid (false);
316 if ((*xi)->visible()) {
321 if (_trackview.is_audio_track()) {
322 _trackview.get_diskstream()->playlist()->foreach_region (static_cast<StreamView*>(this), &StreamView::add_region_view);
323 AudioPlaylist* apl = dynamic_cast<AudioPlaylist*>(_trackview.get_diskstream()->playlist());
325 apl->foreach_crossfade (this, &AudioStreamView::add_crossfade);
328 for (i = region_views.begin(); i != region_views.end(); ) {
332 if (!(*i)->is_valid()) {
334 region_views.erase (i);
340 for (xi = crossfade_views.begin(); xi != crossfade_views.end();) {
344 if (!(*xi)->valid()) {
346 crossfade_views.erase (xi);
352 /* now fix layering */
354 playlist_modified ();
358 AudioStreamView::set_show_waveforms (bool yn)
360 for (list<RegionView *>::iterator i = region_views.begin(); i != region_views.end(); ++i) {
361 AudioRegionView* const arv = dynamic_cast<AudioRegionView*>(*i);
363 arv->set_waveform_visible (yn);
368 AudioStreamView::set_waveform_shape (WaveformShape shape)
370 for (RegionViewList::iterator i = region_views.begin(); i != region_views.end(); ++i) {
371 AudioRegionView* const arv = dynamic_cast<AudioRegionView*>(*i);
373 arv->set_waveform_shape (shape);
378 AudioStreamView::setup_rec_box ()
380 // cerr << _trackview.name() << " streamview SRB\n";
382 if (_trackview.session().transport_rolling()) {
384 // cerr << "\trolling\n";
387 _trackview.session().record_status() == Session::Recording &&
388 _trackview.get_diskstream()->record_enabled()) {
390 if (_trackview.audio_track()->mode() == Normal && use_rec_regions && rec_regions.size() == rec_rects.size()) {
392 /* add a new region, but don't bother if they set use_rec_regions mid-record */
396 for (list<sigc::connection>::iterator prc = peak_ready_connections.begin(); prc != peak_ready_connections.end(); ++prc) {
399 peak_ready_connections.clear();
402 boost::shared_ptr<AudioDiskstream> ads = boost::dynamic_pointer_cast<AudioDiskstream>(_trackview.get_diskstream());
405 for (uint32_t n=0; n < ads->n_channels(); ++n) {
406 boost::shared_ptr<AudioFileSource> src = boost::static_pointer_cast<AudioFileSource> (ads->write_source (n));
408 sources.push_back (src);
409 peak_ready_connections.push_back (src->PeakRangeReady.connect (bind (mem_fun (*this, &AudioStreamView::rec_peak_range_ready), src)));
415 jack_nframes_t start = 0;
416 if (rec_regions.size() > 0) {
417 start = rec_regions.back()->start() + _trackview.get_diskstream()->get_captured_frames(rec_regions.size()-1);
420 boost::shared_ptr<AudioRegion> region (boost::dynamic_pointer_cast<AudioRegion>
421 (RegionFactory::create (sources, start, 1 , "", 0, (Region::Flag)(Region::DefaultFlags | Region::DoNotSaveState), false)));
422 region->set_position (_trackview.session().transport_frame(), this);
423 rec_regions.push_back (region);
425 // rec regions are destroyed in setup_rec_box
427 /* we add the region later */
430 /* start a new rec box */
434 at = _trackview.audio_track(); /* we know what it is already */
435 boost::shared_ptr<AudioDiskstream> ds = at->audio_diskstream();
436 jack_nframes_t frame_pos = ds->current_capture_start ();
437 gdouble xstart = _trackview.editor.frame_to_pixel (frame_pos);
441 switch (_trackview.audio_track()->mode()) {
444 fill_color = color_map[cRecordingRectFill];
449 fill_color = color_map[cRecordingRectFill];
450 /* make the recording rect translucent to allow
451 the user to see the peak data coming in, etc.
453 fill_color = UINT_RGBA_CHANGE_A (fill_color, 120);
457 ArdourCanvas::SimpleRect * rec_rect = new Gnome::Canvas::SimpleRect (*canvas_group);
458 rec_rect->property_x1() = xstart;
459 rec_rect->property_y1() = 1.0;
460 rec_rect->property_x2() = xend;
461 rec_rect->property_y2() = (double) _trackview.height - 1;
462 rec_rect->property_outline_color_rgba() = color_map[cRecordingRectOutline];
463 rec_rect->property_fill_color_rgba() = fill_color;
466 recbox.rectangle = rec_rect;
467 recbox.start = _trackview.session().transport_frame();
470 rec_rects.push_back (recbox);
472 screen_update_connection.disconnect();
473 screen_update_connection = ARDOUR_UI::instance()->SuperRapidScreenUpdate.connect (mem_fun (*this, &AudioStreamView::update_rec_box));
477 } else if (rec_active &&
478 (_trackview.session().record_status() != Session::Recording ||
479 !_trackview.get_diskstream()->record_enabled())) {
481 screen_update_connection.disconnect();
483 rec_updating = false;
489 // cerr << "\tNOT rolling, rec_rects = " << rec_rects.size() << " rec_regions = " << rec_regions.size() << endl;
491 if (!rec_rects.empty() || !rec_regions.empty()) {
493 /* disconnect rapid update */
494 screen_update_connection.disconnect();
496 for (list<sigc::connection>::iterator prc = peak_ready_connections.begin(); prc != peak_ready_connections.end(); ++prc) {
499 peak_ready_connections.clear();
501 rec_updating = false;
503 last_rec_peak_frame = 0;
505 /* remove temp regions */
507 for (list<boost::shared_ptr<Region> >::iterator iter = rec_regions.begin(); iter != rec_regions.end();) {
508 list<boost::shared_ptr<Region> >::iterator tmp;
511 (*iter)->drop_references ();
517 // cerr << "\tclear " << rec_rects.size() << " rec rects\n";
519 /* transport stopped, clear boxes */
520 for (vector<RecBoxInfo>::iterator iter=rec_rects.begin(); iter != rec_rects.end(); ++iter) {
521 RecBoxInfo &rect = (*iter);
522 delete rect.rectangle;
532 AudioStreamView::foreach_crossfadeview (void (CrossfadeView::*pmf)(void))
534 for (list<CrossfadeView*>::iterator i = crossfade_views.begin(); i != crossfade_views.end(); ++i) {
540 AudioStreamView::rec_peak_range_ready (jack_nframes_t start, jack_nframes_t cnt, boost::shared_ptr<Source> src)
542 // this is called from the peak building thread
544 ENSURE_GUI_THREAD(bind (mem_fun (*this, &AudioStreamView::rec_peak_range_ready), start, cnt, src));
546 if (rec_peak_ready_map.size() == 0 || start+cnt > last_rec_peak_frame) {
547 last_rec_peak_frame = start + cnt;
550 rec_peak_ready_map[src] = true;
552 if (rec_peak_ready_map.size() == _trackview.get_diskstream()->n_channels()) {
553 this->update_rec_regions ();
554 rec_peak_ready_map.clear();
559 AudioStreamView::update_rec_regions ()
561 if (use_rec_regions) {
565 for (list<boost::shared_ptr<Region> >::iterator iter = rec_regions.begin(); iter != rec_regions.end(); n++) {
567 list<boost::shared_ptr<Region> >::iterator tmp;
572 if (!canvas_item_visible (rec_rects[n].rectangle)) {
573 /* rect already hidden, this region is done */
578 boost::shared_ptr<AudioRegion> region = boost::dynamic_pointer_cast<AudioRegion>(*iter);
583 jack_nframes_t origlen = region->length();
585 if (region == rec_regions.back() && rec_active) {
587 if (last_rec_peak_frame > region->start()) {
589 jack_nframes_t nlen = last_rec_peak_frame - region->start();
591 if (nlen != region->length()) {
594 region->set_position (_trackview.get_diskstream()->get_capture_start_frame(n), this);
595 region->set_length (nlen, this);
596 region->thaw ("updated");
599 /* our special initial length */
600 add_region_view_internal (region, false);
603 /* also update rect */
604 ArdourCanvas::SimpleRect * rect = rec_rects[n].rectangle;
605 gdouble xend = _trackview.editor.frame_to_pixel (region->position() + region->length());
606 rect->property_x2() = xend;
612 jack_nframes_t nlen = _trackview.get_diskstream()->get_captured_frames(n);
614 if (nlen != region->length()) {
616 if (region->source(0)->length() >= region->start() + nlen) {
619 region->set_position (_trackview.get_diskstream()->get_capture_start_frame(n), this);
620 region->set_length (nlen, this);
621 region->thaw ("updated");
624 /* our special initial length */
625 add_region_view_internal (region, false);
629 ArdourCanvas::Item * rect = rec_rects[n].rectangle;
642 AudioStreamView::show_all_xfades ()
644 foreach_crossfadeview (&CrossfadeView::show);
645 crossfades_visible = true;
649 AudioStreamView::hide_all_xfades ()
651 foreach_crossfadeview (&CrossfadeView::hide);
652 crossfades_visible = false;
656 AudioStreamView::hide_xfades_involving (AudioRegionView& rv)
658 for (list<CrossfadeView *>::iterator i = crossfade_views.begin(); i != crossfade_views.end(); ++i) {
659 if ((*i)->crossfade.involves (rv.audio_region())) {
666 AudioStreamView::reveal_xfades_involving (AudioRegionView& rv)
668 for (list<CrossfadeView *>::iterator i = crossfade_views.begin(); i != crossfade_views.end(); ++i) {
669 if ((*i)->crossfade.involves (rv.audio_region()) && (*i)->visible()) {
676 AudioStreamView::color_handler (ColorID id, uint32_t val)
679 case cAudioTrackBase:
680 if (_trackview.is_track()) {
681 canvas_rect->property_fill_color_rgba() = val;
685 if (!_trackview.is_track()) {
686 canvas_rect->property_fill_color_rgba() = val;
689 case cAudioTrackOutline:
690 canvas_rect->property_outline_color_rgba() = val;