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/audiosource.h>
29 #include <ardour/audio_diskstream.h>
30 #include <ardour/audio_track.h>
31 #include <ardour/playlist_templates.h>
32 #include <ardour/source.h>
34 #include "audio_streamview.h"
35 #include "audio_region_view.h"
36 #include "tape_region_view.h"
37 #include "audio_time_axis.h"
38 #include "canvas-waveview.h"
39 #include "canvas-simplerect.h"
40 #include "region_selection.h"
41 #include "selection.h"
42 #include "public_editor.h"
43 #include "ardour_ui.h"
44 #include "crossfade_view.h"
45 #include "rgb_macros.h"
46 #include "gui_thread.h"
50 using namespace ARDOUR;
52 using namespace Editing;
54 AudioStreamView::AudioStreamView (AudioTimeAxisView& tv)
57 crossfades_visible = true;
60 stream_base_color = color_map[cAudioTrackBase];
62 stream_base_color = color_map[cAudioBusBase];
64 canvas_rect->property_fill_color_rgba() = stream_base_color;
65 canvas_rect->property_outline_color_rgba() = color_map[cAudioTrackOutline];
67 _amplitude_above_axis = 1.0;
69 use_rec_regions = tv.editor.show_waveforms_recording ();
72 AudioStreamView::~AudioStreamView ()
77 AudioStreamView::set_height (gdouble h)
79 /* limit the values to something sane-ish */
80 if (h < 10.0 || h > 1000.0) {
84 StreamView::set_height(h);
86 for (CrossfadeViewList::iterator i = crossfade_views.begin(); i != crossfade_views.end(); ++i) {
94 AudioStreamView::set_samples_per_unit (gdouble spp)
96 StreamView::set_samples_per_unit(spp);
98 for (CrossfadeViewList::iterator xi = crossfade_views.begin(); xi != crossfade_views.end(); ++xi) {
99 (*xi)->set_samples_per_unit (spp);
106 AudioStreamView::set_amplitude_above_axis (gdouble app)
108 RegionViewList::iterator i;
114 _amplitude_above_axis = app;
116 for (i = region_views.begin(); i != region_views.end(); ++i) {
117 AudioRegionView* const arv = dynamic_cast<AudioRegionView*>(*i);
119 arv->set_amplitude_above_axis (app);
126 AudioStreamView::add_region_view_internal (Region *r, bool wait_for_waves)
128 ENSURE_GUI_THREAD (bind (mem_fun (*this, &AudioStreamView::add_region_view), r));
130 AudioRegion* region = dynamic_cast<AudioRegion*> (r);
136 AudioRegionView *region_view;
137 list<RegionView *>::iterator i;
139 for (i = region_views.begin(); i != region_views.end(); ++i) {
140 if (&(*i)->region() == r) {
142 /* great. we already have a AudioRegionView for this Region. use it again. */
144 (*i)->set_valid (true);
149 switch (_trackview.audio_track()->mode()) {
151 region_view = new AudioRegionView (canvas_group, _trackview, *region,
152 _samples_per_unit, region_color);
155 region_view = new TapeAudioRegionView (canvas_group, _trackview, *region,
156 _samples_per_unit, region_color);
160 region_view->init (region_color, wait_for_waves);
161 region_view->set_amplitude_above_axis(_amplitude_above_axis);
162 region_views.push_front (region_view);
164 /* follow global waveform setting */
166 region_view->set_waveform_visible(_trackview.editor.show_waveforms());
168 /* catch regionview going away */
170 region->GoingAway.connect (mem_fun (*this, &AudioStreamView::remove_region_view));
172 RegionViewAdded (region_view);
176 AudioStreamView::remove_region_view (Region *r)
178 ENSURE_GUI_THREAD (bind (mem_fun (*this, &AudioStreamView::remove_region_view), r));
180 for (list<CrossfadeView *>::iterator i = crossfade_views.begin(); i != crossfade_views.end();) {
181 list<CrossfadeView*>::iterator tmp;
186 AudioRegion* ar = dynamic_cast<AudioRegion*>(r);
187 if (ar && (*i)->crossfade.involves (*ar)) {
189 crossfade_views.erase (i);
195 StreamView::remove_region_view(r);
199 AudioStreamView::undisplay_diskstream ()
201 StreamView::undisplay_diskstream();
203 for (CrossfadeViewList::iterator i = crossfade_views.begin(); i != crossfade_views.end(); ++i) {
207 crossfade_views.clear ();
211 AudioStreamView::playlist_modified ()
213 ENSURE_GUI_THREAD (mem_fun (*this, &AudioStreamView::playlist_modified));
215 StreamView::playlist_modified();
217 /* if the playlist is modified, make sure xfades are on top and all the regionviews are stacked
221 for (list<CrossfadeView *>::iterator i = crossfade_views.begin(); i != crossfade_views.end(); ++i) {
222 (*i)->get_canvas_group()->raise_to_top();
227 AudioStreamView::playlist_changed (Diskstream *ds)
229 ENSURE_GUI_THREAD (bind (mem_fun (*this, &AudioStreamView::playlist_changed), ds));
231 StreamView::playlist_changed(ds);
233 AudioPlaylist* apl = dynamic_cast<AudioPlaylist*>(ds->playlist());
235 playlist_connections.push_back (apl->NewCrossfade.connect (mem_fun (*this, &AudioStreamView::add_crossfade)));
239 AudioStreamView::add_crossfade (Crossfade *crossfade)
241 AudioRegionView* lview = 0;
242 AudioRegionView* rview = 0;
244 ENSURE_GUI_THREAD (bind (mem_fun (*this, &AudioStreamView::add_crossfade), crossfade));
246 /* first see if we already have a CrossfadeView for this Crossfade */
248 for (list<CrossfadeView *>::iterator i = crossfade_views.begin(); i != crossfade_views.end(); ++i) {
249 if (&(*i)->crossfade == crossfade) {
250 if (!crossfades_visible) {
255 (*i)->set_valid (true);
260 /* create a new one */
262 for (list<RegionView *>::iterator i = region_views.begin(); i != region_views.end(); ++i) {
263 AudioRegionView* arv = dynamic_cast<AudioRegionView*>(*i);
265 if (!lview && arv && &(arv->region()) == &crossfade->out()) {
268 if (!rview && arv && &(arv->region()) == &crossfade->in()) {
273 CrossfadeView *cv = new CrossfadeView (_trackview.canvas_display,
280 crossfade->Invalidated.connect (mem_fun (*this, &AudioStreamView::remove_crossfade));
281 crossfade_views.push_back (cv);
283 if (!crossfades_visible) {
289 AudioStreamView::remove_crossfade (Crossfade *xfade)
291 ENSURE_GUI_THREAD (bind (mem_fun (*this, &AudioStreamView::remove_crossfade), xfade));
293 for (list<CrossfadeView*>::iterator i = crossfade_views.begin(); i != crossfade_views.end(); ++i) {
294 if (&(*i)->crossfade == xfade) {
296 crossfade_views.erase (i);
303 AudioStreamView::redisplay_diskstream ()
305 list<RegionView *>::iterator i, tmp;
306 list<CrossfadeView*>::iterator xi, tmpx;
309 for (i = region_views.begin(); i != region_views.end(); ++i) {
310 (*i)->set_valid (false);
313 for (xi = crossfade_views.begin(); xi != crossfade_views.end(); ++xi) {
314 (*xi)->set_valid (false);
315 if ((*xi)->visible()) {
320 if (_trackview.is_audio_track()) {
321 _trackview.get_diskstream()->playlist()->foreach_region (static_cast<StreamView*>(this), &StreamView::add_region_view);
322 AudioPlaylist* apl = dynamic_cast<AudioPlaylist*>(_trackview.get_diskstream()->playlist());
324 apl->foreach_crossfade (this, &AudioStreamView::add_crossfade);
327 for (i = region_views.begin(); i != region_views.end(); ) {
331 if (!(*i)->is_valid()) {
333 region_views.erase (i);
339 for (xi = crossfade_views.begin(); xi != crossfade_views.end();) {
343 if (!(*xi)->valid()) {
345 crossfade_views.erase (xi);
351 /* now fix layering */
353 playlist_modified ();
357 AudioStreamView::set_show_waveforms (bool yn)
359 for (list<RegionView *>::iterator i = region_views.begin(); i != region_views.end(); ++i) {
360 AudioRegionView* const arv = dynamic_cast<AudioRegionView*>(*i);
362 arv->set_waveform_visible (yn);
367 AudioStreamView::set_waveform_shape (WaveformShape shape)
369 for (RegionViewList::iterator i = region_views.begin(); i != region_views.end(); ++i) {
370 AudioRegionView* const arv = dynamic_cast<AudioRegionView*>(*i);
372 arv->set_waveform_shape (shape);
377 AudioStreamView::setup_rec_box ()
379 // cerr << _trackview.name() << " streamview SRB\n";
381 if (_trackview.session().transport_rolling()) {
383 // cerr << "\trolling\n";
386 _trackview.session().record_status() == Session::Recording &&
387 _trackview.get_diskstream()->record_enabled()) {
389 if (_trackview.audio_track()->mode() == Normal && use_rec_regions && rec_regions.size() == rec_rects.size()) {
391 /* add a new region, but don't bother if they set use_rec_regions mid-record */
393 AudioRegion::SourceList sources;
395 for (list<sigc::connection>::iterator prc = rec_data_ready_connections.begin(); prc != rec_data_ready_connections.end(); ++prc) {
398 rec_data_ready_connections.clear();
401 AudioDiskstream* ads = dynamic_cast<AudioDiskstream*>(_trackview.get_diskstream());
404 for (uint32_t n=0; n < ads->n_channels().get(DataType::AUDIO); ++n) {
405 AudioSource *src = (AudioSource *) ads->write_source (n);
407 sources.push_back (src);
408 rec_data_ready_connections.push_back (src->PeakRangeReady.connect (bind (mem_fun (*this, &AudioStreamView::rec_peak_range_ready), src)));
414 jack_nframes_t start = 0;
415 if (rec_regions.size() > 0) {
416 start = rec_regions.back()->start() + _trackview.get_diskstream()->get_captured_frames(rec_regions.size()-1);
419 AudioRegion * region = new AudioRegion(sources, start, 1 , "", 0, (Region::Flag)(Region::DefaultFlags | Region::DoNotSaveState), false);
420 region->set_position (_trackview.session().transport_frame(), this);
421 rec_regions.push_back (region);
422 /* catch it if it goes away */
423 region->GoingAway.connect (mem_fun (*this, &AudioStreamView::remove_rec_region));
425 /* we add the region later */
428 /* start a new rec box */
432 at = _trackview.audio_track(); /* we know what it is already */
433 AudioDiskstream& ds = at->audio_diskstream();
434 jack_nframes_t frame_pos = ds.current_capture_start ();
435 gdouble xstart = _trackview.editor.frame_to_pixel (frame_pos);
439 switch (_trackview.audio_track()->mode()) {
442 fill_color = color_map[cRecordingRectFill];
447 fill_color = color_map[cRecordingRectFill];
448 /* make the recording rect translucent to allow
449 the user to see the peak data coming in, etc.
451 fill_color = UINT_RGBA_CHANGE_A (fill_color, 120);
455 ArdourCanvas::SimpleRect * rec_rect = new Gnome::Canvas::SimpleRect (*canvas_group);
456 rec_rect->property_x1() = xstart;
457 rec_rect->property_y1() = 1.0;
458 rec_rect->property_x2() = xend;
459 rec_rect->property_y2() = (double) _trackview.height - 1;
460 rec_rect->property_outline_color_rgba() = color_map[cRecordingRectOutline];
461 rec_rect->property_fill_color_rgba() = fill_color;
464 recbox.rectangle = rec_rect;
465 recbox.start = _trackview.session().transport_frame();
468 rec_rects.push_back (recbox);
470 screen_update_connection.disconnect();
471 screen_update_connection = ARDOUR_UI::instance()->SuperRapidScreenUpdate.connect (mem_fun (*this, &AudioStreamView::update_rec_box));
475 } else if (rec_active &&
476 (_trackview.session().record_status() != Session::Recording ||
477 !_trackview.get_diskstream()->record_enabled())) {
479 screen_update_connection.disconnect();
481 rec_updating = false;
487 // cerr << "\tNOT rolling, rec_rects = " << rec_rects.size() << " rec_regions = " << rec_regions.size() << endl;
489 if (!rec_rects.empty() || !rec_regions.empty()) {
491 /* disconnect rapid update */
492 screen_update_connection.disconnect();
494 for (list<sigc::connection>::iterator prc = rec_data_ready_connections.begin(); prc != rec_data_ready_connections.end(); ++prc) {
497 rec_data_ready_connections.clear();
499 rec_updating = false;
501 last_rec_data_frame = 0;
503 /* remove temp regions */
504 for (list<Region*>::iterator iter=rec_regions.begin(); iter != rec_regions.end(); )
506 list<Region*>::iterator tmp;
511 /* this will trigger the remove_region_view */
519 // cerr << "\tclear " << rec_rects.size() << " rec rects\n";
522 /* transport stopped, clear boxes */
523 for (vector<RecBoxInfo>::iterator iter=rec_rects.begin(); iter != rec_rects.end(); ++iter) {
524 RecBoxInfo &rect = (*iter);
525 delete rect.rectangle;
535 AudioStreamView::foreach_crossfadeview (void (CrossfadeView::*pmf)(void))
537 for (list<CrossfadeView*>::iterator i = crossfade_views.begin(); i != crossfade_views.end(); ++i) {
543 AudioStreamView::rec_peak_range_ready (jack_nframes_t start, jack_nframes_t cnt, Source * src)
545 // this is called from the peak building thread
547 ENSURE_GUI_THREAD(bind (mem_fun (*this, &AudioStreamView::rec_peak_range_ready), start, cnt, src));
549 if (rec_data_ready_map.size() == 0 || start+cnt > last_rec_data_frame) {
550 last_rec_data_frame = start + cnt;
553 rec_data_ready_map[src] = true;
555 if (rec_data_ready_map.size() == _trackview.get_diskstream()->n_channels().get(DataType::AUDIO)) {
556 this->update_rec_regions ();
557 rec_data_ready_map.clear();
562 AudioStreamView::update_rec_regions ()
564 if (use_rec_regions) {
568 for (list<Region*>::iterator iter = rec_regions.begin(); iter != rec_regions.end(); n++) {
570 list<Region*>::iterator tmp;
575 if (!canvas_item_visible (rec_rects[n].rectangle)) {
576 /* rect already hidden, this region is done */
582 AudioRegion * region = dynamic_cast<AudioRegion*>(*iter);
585 jack_nframes_t origlen = region->length();
587 if (region == rec_regions.back() && rec_active) {
589 if (last_rec_data_frame > region->start()) {
591 jack_nframes_t nlen = last_rec_data_frame - region->start();
593 if (nlen != region->length()) {
596 region->set_position (_trackview.get_diskstream()->get_capture_start_frame(n), this);
597 region->set_length (nlen, this);
598 region->thaw ("updated");
601 /* our special initial length */
602 add_region_view_internal (region, false);
605 /* also update rect */
606 ArdourCanvas::SimpleRect * rect = rec_rects[n].rectangle;
607 gdouble xend = _trackview.editor.frame_to_pixel (region->position() + region->length());
608 rect->property_x2() = xend;
614 jack_nframes_t nlen = _trackview.get_diskstream()->get_captured_frames(n);
616 if (nlen != region->length()) {
618 if (region->source(0).length() >= region->start() + nlen) {
621 region->set_position (_trackview.get_diskstream()->get_capture_start_frame(n), this);
622 region->set_length (nlen, this);
623 region->thaw ("updated");
626 /* our special initial length */
627 add_region_view_internal (region, false);
631 ArdourCanvas::Item * rect = rec_rects[n].rectangle;
644 AudioStreamView::show_all_xfades ()
646 foreach_crossfadeview (&CrossfadeView::show);
647 crossfades_visible = true;
651 AudioStreamView::hide_all_xfades ()
653 foreach_crossfadeview (&CrossfadeView::hide);
654 crossfades_visible = false;
658 AudioStreamView::hide_xfades_involving (AudioRegionView& rv)
660 for (list<CrossfadeView *>::iterator i = crossfade_views.begin(); i != crossfade_views.end(); ++i) {
661 if ((*i)->crossfade.involves (rv.audio_region())) {
668 AudioStreamView::reveal_xfades_involving (AudioRegionView& rv)
670 for (list<CrossfadeView *>::iterator i = crossfade_views.begin(); i != crossfade_views.end(); ++i) {
671 if ((*i)->crossfade.involves (rv.audio_region()) && (*i)->visible()) {
678 AudioStreamView::color_handler (ColorID id, uint32_t val)
681 case cAudioTrackBase:
682 if (_trackview.is_track()) {
683 canvas_rect->property_fill_color_rgba() = val;
687 if (!_trackview.is_track()) {
688 canvas_rect->property_fill_color_rgba() = val;
691 case cAudioTrackOutline:
692 canvas_rect->property_outline_color_rgba() = val;