2 Copyright (C) 2004 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.
22 #include <sigc++/bind.h>
24 #include <gtkmm/frame.h>
25 #include <gtkmm/image.h>
26 #include <gtkmm/scrolledwindow.h>
28 #include <libgnomecanvasmm/line.h>
30 #include <ardour/automation_event.h>
31 #include <ardour/curve.h>
32 #include <ardour/crossfade.h>
33 #include <ardour/session.h>
34 #include <ardour/auditioner.h>
35 #include <ardour/audioplaylist.h>
36 #include <ardour/audiosource.h>
37 #include <ardour/playlist_templates.h>
38 #include <ardour/region_factory.h>
40 #include <gtkmm2ext/gtk_ui.h>
42 #include "ardour_ui.h"
43 #include "crossfade_edit.h"
44 #include "rgb_macros.h"
47 #include "gui_thread.h"
48 #include "canvas_impl.h"
49 #include "simplerect.h"
53 using namespace ARDOUR;
57 using namespace Editing;
61 const int32_t CrossfadeEditor::Point::size = 7;
62 const double CrossfadeEditor::canvas_border = 10;
63 CrossfadeEditor::Presets* CrossfadeEditor::fade_in_presets = 0;
64 CrossfadeEditor::Presets* CrossfadeEditor::fade_out_presets = 0;
66 CrossfadeEditor::Half::Half ()
68 normative_curve (Parameter(GainAutomation), 0.0, 1.0, 1.0), // FIXME: GainAutomation?
69 gain_curve (Parameter(GainAutomation), 0.0, 2.0, 1.0)
73 CrossfadeEditor::CrossfadeEditor (Session& s, boost::shared_ptr<Crossfade> xf, double my, double mxy)
74 : ArdourDialog (_("ardour: x-fade edit")),
77 clear_button (_("Clear")),
78 revert_button (_("Reset")),
79 audition_both_button (_("Fade")),
80 audition_left_dry_button (_("Out (dry)")),
81 audition_left_button (_("Out")),
82 audition_right_dry_button (_("In (dry)")),
83 audition_right_button (_("In")),
85 preroll_button (_("With Pre-roll")),
86 postroll_button (_("With Post-roll")),
92 fade_out_table (3, 3),
94 select_in_button (_("Fade In")),
95 select_out_button (_("Fade Out"))
97 set_wmclass (X_("ardour_automationedit"), "Ardour");
98 set_name ("CrossfadeEditWindow");
99 set_position (Gtk::WIN_POS_MOUSE);
101 add_events (Gdk::KEY_PRESS_MASK|Gdk::KEY_RELEASE_MASK|Gdk::POINTER_MOTION_MASK);
103 RadioButtonGroup sel_but_group = select_in_button.get_group();
104 select_out_button.set_group (sel_but_group);
105 select_out_button.set_mode (false);
106 select_in_button.set_mode (false);
108 get_action_area()->set_layout(BUTTONBOX_SPREAD);
109 get_action_area()->pack_start(clear_button);
110 get_action_area()->pack_start(revert_button);
111 cancel_button = add_button ("Cancel", RESPONSE_CANCEL);
112 ok_button = add_button ("OK", RESPONSE_ACCEPT);
114 if (fade_in_presets == 0) {
118 point_grabbed = false;
121 canvas = new ArdourCanvas::CanvasAA ();
122 canvas->signal_size_allocate().connect (mem_fun(*this, &CrossfadeEditor::canvas_allocation));
123 canvas->set_size_request (425, 200);
125 toplevel = new ArdourCanvas::SimpleRect (*(canvas->root()));
126 toplevel->property_x1() = 0.0;
127 toplevel->property_y1() = 0.0;
128 toplevel->property_x2() = 10.0;
129 toplevel->property_y2() = 10.0;
130 toplevel->property_fill() = true;
131 toplevel->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_CrossfadeEditorBase.get();
132 toplevel->property_outline_pixels() = 0;
133 toplevel->signal_event().connect (mem_fun (*this, &CrossfadeEditor::canvas_event));
135 fade[Out].line = new ArdourCanvas::Line (*(canvas->root()));
136 fade[Out].line->property_width_pixels() = 1;
137 fade[Out].line->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_CrossfadeEditorLine.get();
139 fade[Out].shading = new ArdourCanvas::Polygon (*(canvas->root()));
140 fade[Out].shading->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_CrossfadeEditorLineShading.get();
142 fade[In].line = new ArdourCanvas::Line (*(canvas->root()));
143 fade[In].line->property_width_pixels() = 1;
144 fade[In].line->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_CrossfadeEditorLine.get();
146 fade[In].shading = new ArdourCanvas::Polygon (*(canvas->root()));
147 fade[In].shading->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_CrossfadeEditorLineShading.get();
149 fade[In].shading->signal_event().connect (mem_fun (*this, &CrossfadeEditor::canvas_event));
150 fade[In].line->signal_event().connect (mem_fun (*this, &CrossfadeEditor::curve_event));
151 fade[Out].shading->signal_event().connect (mem_fun (*this, &CrossfadeEditor::canvas_event));
152 fade[Out].line->signal_event().connect (mem_fun (*this, &CrossfadeEditor::curve_event));
154 select_in_button.set_name (X_("CrossfadeEditCurveButton"));
155 select_out_button.set_name (X_("CrossfadeEditCurveButton"));
157 select_in_button.signal_clicked().connect (bind (mem_fun (*this, &CrossfadeEditor::curve_select_clicked), In));
158 select_out_button.signal_clicked().connect (bind (mem_fun (*this, &CrossfadeEditor::curve_select_clicked), Out));
160 HBox* acbox = manage (new HBox);
162 audition_box.set_border_width (7);
163 audition_box.set_spacing (5);
164 audition_box.set_homogeneous (false);
165 audition_box.pack_start (audition_left_dry_button, false, false);
166 audition_box.pack_start (audition_left_button, false, false);
167 audition_box.pack_start (audition_both_button, false, false);
168 audition_box.pack_start (audition_right_button, false, false);
169 audition_box.pack_start (audition_right_dry_button, false, false);
171 Frame* audition_frame = manage (new Frame (_("Audition")));
173 audition_frame->set_name (X_("CrossfadeEditFrame"));
174 audition_frame->add (audition_box);
176 acbox->pack_start (*audition_frame, true, false);
178 Frame* canvas_frame = manage (new Frame);
179 canvas_frame->add (*canvas);
180 canvas_frame->set_shadow_type (Gtk::SHADOW_IN);
182 fade_in_table.attach (select_in_button, 0, 2, 0, 1, Gtk::FILL|Gtk::EXPAND);
183 fade_out_table.attach (select_out_button, 0, 2, 0, 1, Gtk::FILL|Gtk::EXPAND);
193 for (list<Preset*>::iterator i = fade_in_presets->begin(); i != fade_in_presets->end(); ++i) {
195 pxmap = manage (new Image (::get_icon ((*i)->image_name)));
196 pbutton = manage (new Button);
197 pbutton->add (*pxmap);
198 pbutton->set_name ("CrossfadeEditButton");
199 pbutton->signal_clicked().connect (bind (mem_fun(*this, &CrossfadeEditor::apply_preset), *i));
200 fade_in_table.attach (*pbutton, col, col+1, row, row+1);
201 fade_in_buttons.push_back (pbutton);
214 for (list<Preset*>::iterator i = fade_out_presets->begin(); i != fade_out_presets->end(); ++i) {
216 pxmap = manage (new Image (::get_icon ((*i)->image_name)));
217 pbutton = manage (new Button);
218 pbutton->add (*pxmap);
219 pbutton->set_name ("CrossfadeEditButton");
220 pbutton->signal_clicked().connect (bind (mem_fun(*this, &CrossfadeEditor::apply_preset), *i));
221 fade_out_table.attach (*pbutton, col, col+1, row, row+1);
222 fade_out_buttons.push_back (pbutton);
232 clear_button.set_name ("CrossfadeEditButton");
233 revert_button.set_name ("CrossfadeEditButton");
234 ok_button->set_name ("CrossfadeEditButton");
235 cancel_button->set_name ("CrossfadeEditButton");
236 preroll_button.set_name ("CrossfadeEditButton");
237 postroll_button.set_name ("CrossfadeEditButton");
238 audition_both_button.set_name ("CrossfadeEditAuditionButton");
239 audition_left_dry_button.set_name ("CrossfadeEditAuditionButton");
240 audition_left_button.set_name ("CrossfadeEditAuditionButton");
241 audition_right_dry_button.set_name ("CrossfadeEditAuditionButton");
242 audition_right_button.set_name ("CrossfadeEditAuditionButton");
244 clear_button.signal_clicked().connect (mem_fun(*this, &CrossfadeEditor::clear));
245 revert_button.signal_clicked().connect (mem_fun(*this, &CrossfadeEditor::reset));
246 audition_both_button.signal_toggled().connect (mem_fun(*this, &CrossfadeEditor::audition_toggled));
247 audition_right_button.signal_toggled().connect (mem_fun(*this, &CrossfadeEditor::audition_right_toggled));
248 audition_right_dry_button.signal_toggled().connect (mem_fun(*this, &CrossfadeEditor::audition_right_dry_toggled));
249 audition_left_button.signal_toggled().connect (mem_fun(*this, &CrossfadeEditor::audition_left_toggled));
250 audition_left_dry_button.signal_toggled().connect (mem_fun(*this, &CrossfadeEditor::audition_left_dry_toggled));
252 roll_box.pack_start (preroll_button, false, false);
253 roll_box.pack_start (postroll_button, false, false);
255 Gtk::HBox* rcenter_box = manage (new HBox);
256 rcenter_box->pack_start (roll_box, true, false);
258 VBox* vpacker2 = manage (new (VBox));
260 vpacker2->set_border_width (12);
261 vpacker2->set_spacing (7);
262 vpacker2->pack_start (*acbox, false, false);
263 vpacker2->pack_start (*rcenter_box, false, false);
265 curve_button_box.set_spacing (7);
266 curve_button_box.pack_start (fade_out_table, false, false, 12);
267 curve_button_box.pack_start (*vpacker2, false, false, 12);
268 curve_button_box.pack_start (fade_in_table, false, false, 12);
270 get_vbox()->pack_start (*canvas_frame, true, true);
271 get_vbox()->pack_start (curve_button_box, false, false);
273 /* button to allow hackers to check the actual curve values */
275 // Button* foobut = manage (new Button ("dump"));
276 // foobut-.signal_clicked().connect (mem_fun(*this, &CrossfadeEditor::dump));
277 // vpacker.pack_start (*foobut, false, false);
280 set (xfade->fade_in(), In);
283 set (xfade->fade_out(), Out);
285 curve_select_clicked (In);
287 xfade->StateChanged.connect (mem_fun(*this, &CrossfadeEditor::xfade_changed));
289 session.AuditionActive.connect (mem_fun(*this, &CrossfadeEditor::audition_state_changed));
293 CrossfadeEditor::~CrossfadeEditor()
295 /* most objects will be destroyed when the toplevel window is. */
297 for (list<Point*>::iterator i = fade[In].points.begin(); i != fade[In].points.end(); ++i) {
301 for (list<Point*>::iterator i = fade[Out].points.begin(); i != fade[Out].points.end(); ++i) {
307 CrossfadeEditor::dump ()
309 for (AutomationList::iterator i = fade[Out].normative_curve.begin(); i != fade[Out].normative_curve.end(); ++i) {
310 cerr << (*i)->when << ' ' << (*i)->value << endl;
315 CrossfadeEditor::audition_state_changed (bool yn)
317 ENSURE_GUI_THREAD (bind (mem_fun(*this, &CrossfadeEditor::audition_state_changed), yn));
320 audition_both_button.set_active (false);
321 audition_left_button.set_active (false);
322 audition_right_button.set_active (false);
323 audition_left_dry_button.set_active (false);
324 audition_right_dry_button.set_active (false);
329 CrossfadeEditor::set (const ARDOUR::AutomationList& curve, WhichFade which)
332 ARDOUR::AutomationList::const_iterator the_end;
334 for (list<Point*>::iterator i = fade[which].points.begin(); i != fade[which].points.end(); ++i) {
338 fade[which].points.clear ();
339 fade[which].gain_curve.clear ();
340 fade[which].normative_curve.clear ();
346 the_end = curve.const_end();
349 firstx = (*curve.const_begin())->when;
350 endx = (*the_end)->when;
352 for (ARDOUR::AutomationList::const_iterator i = curve.const_begin(); i != curve.const_end(); ++i) {
354 double xfract = ((*i)->when - firstx) / (endx - firstx);
355 double yfract = ((*i)->value - miny) / (maxy - miny);
357 Point* p = make_point ();
359 p->move_to (x_coordinate (xfract), y_coordinate (yfract),
362 fade[which].points.push_back (p);
365 /* no need to sort because curve is already time-ordered */
369 swap (which, current);
371 swap (which, current);
375 CrossfadeEditor::curve_event (GdkEvent* event)
377 /* treat it like a toplevel event */
379 return canvas_event (event);
383 CrossfadeEditor::point_event (GdkEvent* event, Point* point)
386 if (point->curve != fade[current].line) {
390 switch (event->type) {
391 case GDK_BUTTON_PRESS:
392 point_grabbed = true;
394 case GDK_BUTTON_RELEASE:
395 point_grabbed = false;
397 if (Keyboard::is_delete_event (&event->button)) {
398 fade[current].points.remove (point);
405 case GDK_MOTION_NOTIFY:
409 /* can't drag first or last points horizontally */
411 if (point == fade[current].points.front() || point == fade[current].points.back()) {
414 new_x = (event->motion.x - canvas_border)/effective_width();
417 new_y = 1.0 - ((event->motion.y - canvas_border)/effective_height());
418 point->move_to (x_coordinate (new_x), y_coordinate (new_y),
430 CrossfadeEditor::canvas_event (GdkEvent* event)
432 switch (event->type) {
433 case GDK_BUTTON_PRESS:
434 add_control_point ((event->button.x - canvas_border)/effective_width(),
435 1.0 - ((event->button.y - canvas_border)/effective_height()));
444 CrossfadeEditor::Point::~Point()
449 CrossfadeEditor::Point*
450 CrossfadeEditor::make_point ()
452 Point* p = new Point;
454 p->box = new ArdourCanvas::SimpleRect (*(canvas->root()));
455 p->box->property_fill() = true;
456 p->box->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_CrossfadeEditorPointFill.get();
457 p->box->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_CrossfadeEditorPointOutline.get();
458 p->box->property_outline_pixels() = 1;
460 p->curve = fade[current].line;
462 p->box->signal_event().connect (bind (mem_fun (*this, &CrossfadeEditor::point_event), p));
468 CrossfadeEditor::add_control_point (double x, double y)
472 /* enforce end point x location */
474 if (fade[current].points.empty()) {
476 } else if (fade[current].points.size() == 1) {
480 Point* p = make_point ();
482 p->move_to (x_coordinate (x), y_coordinate (y), x, y);
484 fade[current].points.push_back (p);
485 fade[current].points.sort (cmp);
491 CrossfadeEditor::Point::move_to (double nx, double ny, double xfract, double yfract)
493 const double half_size = rint(size/2.0);
494 double x1 = nx - half_size;
495 double x2 = nx + half_size;
497 box->property_x1() = x1;
498 box->property_x2() = x2;
500 box->property_y1() = ny - half_size;
501 box->property_y2() = ny + half_size;
508 CrossfadeEditor::canvas_allocation (Gtk::Allocation& alloc)
511 toplevel->property_x1() = 0.0;
512 toplevel->property_y1() = 0.0;
513 toplevel->property_x2() = (double) canvas->get_allocation().get_width() + canvas_border;
514 toplevel->property_y2() = (double) canvas->get_allocation().get_height() + canvas_border;
517 canvas->set_scroll_region (0.0, 0.0,
518 canvas->get_allocation().get_width(),
519 canvas->get_allocation().get_height());
521 Point* end = make_point ();
524 if (fade[In].points.size() > 1) {
525 Point* old_end = fade[In].points.back();
526 fade[In].points.pop_back ();
527 end->move_to (x_coordinate (old_end->x),
528 y_coordinate (old_end->y),
529 old_end->x, old_end->y);
534 end->move_to (x_coordinate (x), y_coordinate (y), x, y);
538 fade[In].points.push_back (end);
539 fade[In].points.sort (cmp);
541 for (list<Point*>::iterator i = fade[In].points.begin(); i != fade[In].points.end(); ++i) {
542 (*i)->move_to (x_coordinate((*i)->x), y_coordinate((*i)->y),
548 if (fade[Out].points.size() > 1) {
549 Point* old_end = fade[Out].points.back();
550 fade[Out].points.pop_back ();
551 end->move_to (x_coordinate (old_end->x),
552 y_coordinate (old_end->y),
553 old_end->x, old_end->y);
558 end->move_to (x_coordinate (x), y_coordinate (y), x, y);
562 fade[Out].points.push_back (end);
563 fade[Out].points.sort (cmp);
565 for (list<Point*>::iterator i = fade[Out].points.begin(); i != fade[Out].points.end(); ++i) {
566 (*i)->move_to (x_coordinate ((*i)->x),
567 y_coordinate ((*i)->y),
571 WhichFade old_current = current;
576 current = old_current;
578 double spu = xfade->length() / (double) effective_width();
580 if (fade[In].waves.empty()) {
581 make_waves (xfade->in(), In);
584 if (fade[Out].waves.empty()) {
585 make_waves (xfade->out(), Out);
589 vector<ArdourCanvas::WaveView*>::iterator i;
592 ht = canvas->get_allocation().get_height() / xfade->in()->n_channels();
594 for (n = 0, i = fade[In].waves.begin(); i != fade[In].waves.end(); ++i, ++n) {
599 (*i)->property_y() = yoff;
600 (*i)->property_height() = ht;
601 (*i)->property_samples_per_unit() = spu;
604 ht = canvas->get_allocation().get_height() / xfade->out()->n_channels();
606 for (n = 0, i = fade[Out].waves.begin(); i != fade[Out].waves.end(); ++i, ++n) {
611 (*i)->property_y() = yoff;
612 (*i)->property_height() = ht;
613 (*i)->property_samples_per_unit() = spu;
620 CrossfadeEditor::xfade_changed (Change ignored)
622 set (xfade->fade_in(), In);
623 set (xfade->fade_out(), Out);
627 CrossfadeEditor::redraw ()
629 if (canvas->get_allocation().get_width() < 2) {
633 nframes_t len = xfade->length ();
635 fade[current].normative_curve.clear ();
636 fade[current].gain_curve.clear ();
638 for (list<Point*>::iterator i = fade[current].points.begin(); i != fade[current].points.end(); ++i) {
639 fade[current].normative_curve.add ((*i)->x, (*i)->y);
642 offset = xfade->in()->start();
644 offset = xfade->out()->start()+xfade->out()->length()-xfade->length();
645 fade[current].gain_curve.add (((*i)->x * len) + offset, (*i)->y);
649 size_t npoints = (size_t) effective_width();
652 fade[current].normative_curve.curve().get_vector (0, 1.0, vec, npoints);
654 ArdourCanvas::Points pts;
655 ArdourCanvas::Points spts;
657 while (pts.size() < npoints) {
658 pts.push_back (Gnome::Art::Point (0,0));
661 while (spts.size() < npoints + 3) {
662 spts.push_back (Gnome::Art::Point (0,0));
665 /* the shade coordinates *MUST* be in anti-clockwise order.
672 spts[0].set_x (canvas_border);
673 spts[0].set_y (effective_height() + canvas_border);
677 spts[1].set_x (effective_width() + canvas_border);
678 spts[1].set_y (effective_height() + canvas_border);
682 spts[2].set_x (effective_width() + canvas_border);
683 spts[2].set_y (canvas_border);
690 spts[0].set_x (canvas_border);
691 spts[0].set_y (canvas_border);
695 spts[1].set_x (canvas_border);
696 spts[1].set_y (effective_height() + canvas_border);
700 spts[2].set_x (effective_width() + canvas_border);
701 spts[2].set_y (effective_height() + canvas_border);
705 size_t last_spt = (npoints + 3) - 1;
707 for (size_t i = 0; i < npoints; ++i) {
711 pts[i].set_x (canvas_border + i);
712 pts[i].set_y (y_coordinate (y));
714 spts[last_spt - i].set_x (canvas_border + i);
715 spts[last_spt - i].set_y (pts[i].get_y());
718 fade[current].line->property_points() = pts;
719 fade[current].shading->property_points() = spts;
721 for (vector<ArdourCanvas::WaveView*>::iterator i = fade[current].waves.begin(); i != fade[current].waves.end(); ++i) {
722 (*i)->property_gain_src() = &fade[current].gain_curve;
727 CrossfadeEditor::apply_preset (Preset *preset)
730 WhichFade wf = find(fade_in_presets->begin(), fade_in_presets->end(), preset) != fade_in_presets->end() ? In : Out;
735 select_in_button.clicked();
737 select_out_button.clicked();
740 curve_select_clicked (wf);
743 for (list<Point*>::iterator i = fade[current].points.begin(); i != fade[current].points.end(); ++i) {
747 fade[current].points.clear ();
749 for (Preset::iterator i = preset->begin(); i != preset->end(); ++i) {
750 Point* p = make_point ();
751 p->move_to (x_coordinate ((*i).x), y_coordinate ((*i).y),
753 fade[current].points.push_back (p);
760 CrossfadeEditor::apply ()
766 CrossfadeEditor::_apply_to (boost::shared_ptr<Crossfade> xf)
768 ARDOUR::AutomationList& in (xf->fade_in());
769 ARDOUR::AutomationList& out (xf->fade_out());
774 ARDOUR::AutomationList::const_iterator the_end = in.const_end();
777 double firstx = (*in.begin())->when;
778 double endx = (*the_end)->when;
779 double miny = in.get_min_y ();
780 double maxy = in.get_max_y ();
785 for (list<Point*>::iterator i = fade[In].points.begin(); i != fade[In].points.end(); ++i) {
787 double when = firstx + ((*i)->x * (endx - firstx));
788 double value = (*i)->y; // miny + ((*i)->y * (maxy - miny));
789 in.add (when, value);
794 the_end = out.const_end();
797 firstx = (*out.begin())->when;
798 endx = (*the_end)->when;
799 miny = out.get_min_y ();
800 maxy = out.get_max_y ();
805 for (list<Point*>::iterator i = fade[Out].points.begin(); i != fade[Out].points.end(); ++i) {
807 double when = firstx + ((*i)->x * (endx - firstx));
808 double value = (*i)->y; // miny + ((*i)->y * (maxy - miny));
809 out.add (when, value);
817 CrossfadeEditor::setup (boost::shared_ptr<Crossfade> xfade)
820 xfade->set_active (true);
821 xfade->fade_in().curve().solve ();
822 xfade->fade_out().curve().solve ();
826 CrossfadeEditor::clear ()
828 for (list<Point*>::iterator i = fade[current].points.begin(); i != fade[current].points.end(); ++i) {
832 fade[current].points.clear ();
838 CrossfadeEditor::reset ()
840 set (xfade->fade_in(), In);
841 set (xfade->fade_out(), Out);
843 curve_select_clicked (current);
847 CrossfadeEditor::build_presets ()
851 fade_in_presets = new Presets;
852 fade_out_presets = new Presets;
855 // p = new Preset ("hiin.xpm");
856 p = new Preset ("crossfade_in_fast-cut");
857 p->push_back (PresetPoint (0, 0));
858 p->push_back (PresetPoint (0.0207373, 0.197222));
859 p->push_back (PresetPoint (0.0645161, 0.525));
860 p->push_back (PresetPoint (0.152074, 0.802778));
861 p->push_back (PresetPoint (0.276498, 0.919444));
862 p->push_back (PresetPoint (0.481567, 0.980556));
863 p->push_back (PresetPoint (0.767281, 1));
864 p->push_back (PresetPoint (1, 1));
865 fade_in_presets->push_back (p);
867 // p = new Preset ("loin.xpm");
868 p = new Preset ("crossfade_in_transition");
869 p->push_back (PresetPoint (0, 0));
870 p->push_back (PresetPoint (0.389401, 0.0333333));
871 p->push_back (PresetPoint (0.629032, 0.0861111));
872 p->push_back (PresetPoint (0.829493, 0.233333));
873 p->push_back (PresetPoint (0.9447, 0.483333));
874 p->push_back (PresetPoint (0.976959, 0.697222));
875 p->push_back (PresetPoint (1, 1));
876 fade_in_presets->push_back (p);
878 // p = new Preset ("regin.xpm");
879 p = new Preset ("crossfade_in_constant");
880 p->push_back (PresetPoint (0, 0));
881 p->push_back (PresetPoint (0.0737327, 0.308333));
882 p->push_back (PresetPoint (0.246544, 0.658333));
883 p->push_back (PresetPoint (0.470046, 0.886111));
884 p->push_back (PresetPoint (0.652074, 0.972222));
885 p->push_back (PresetPoint (0.771889, 0.988889));
886 p->push_back (PresetPoint (1, 1));
887 fade_in_presets->push_back (p);
889 // p = new Preset ("regin2.xpm");
890 p = new Preset ("crossfade_in_slow-cut");
891 p->push_back (PresetPoint (0, 0));
892 p->push_back (PresetPoint (0.304147, 0.0694444));
893 p->push_back (PresetPoint (0.529954, 0.152778));
894 p->push_back (PresetPoint (0.725806, 0.333333));
895 p->push_back (PresetPoint (0.847926, 0.558333));
896 p->push_back (PresetPoint (0.919355, 0.730556));
897 p->push_back (PresetPoint (1, 1));
898 fade_in_presets->push_back (p);
900 // p = new Preset ("linin.xpm");
901 p = new Preset ("crossfade_in_dipped");
902 p->push_back (PresetPoint (0, 0));
903 p->push_back (PresetPoint (1, 1));
904 fade_in_presets->push_back (p);
906 p = new Preset ("crossfade_in_default");
907 p->push_back (PresetPoint (0, 0));
908 p->push_back (PresetPoint (0.1, 0.01));
909 p->push_back (PresetPoint (0.2, 0.03));
910 p->push_back (PresetPoint (0.8, 0.97));
911 p->push_back (PresetPoint (0.9, 0.99));
912 p->push_back (PresetPoint (1, 1));
913 fade_in_presets->push_back (p);
917 // p = new Preset ("hiout.xpm");
918 p = new Preset ("crossfade_out_fast-cut");
919 p->push_back (PresetPoint (0, 1));
920 p->push_back (PresetPoint (0.305556, 1));
921 p->push_back (PresetPoint (0.548611, 0.991736));
922 p->push_back (PresetPoint (0.759259, 0.931129));
923 p->push_back (PresetPoint (0.918981, 0.68595));
924 p->push_back (PresetPoint (0.976852, 0.22865));
925 p->push_back (PresetPoint (1, 0));
926 fade_out_presets->push_back (p);
928 // p = new Preset ("loout.xpm");
929 p = new Preset ("crossfade_out_transition");
930 p->push_back (PresetPoint (0, 1));
931 p->push_back (PresetPoint (0.023041, 0.697222));
932 p->push_back (PresetPoint (0.0553, 0.483333));
933 p->push_back (PresetPoint (0.170507, 0.233333));
934 p->push_back (PresetPoint (0.370968, 0.0861111));
935 p->push_back (PresetPoint (0.610599, 0.0333333));
936 p->push_back (PresetPoint (1, 0));
937 fade_out_presets->push_back (p);
939 // p = new Preset ("regout.xpm");
940 p = new Preset ("crossfade_out_constant");
941 p->push_back (PresetPoint (0, 1));
942 p->push_back (PresetPoint (0.228111, 0.988889));
943 p->push_back (PresetPoint (0.347926, 0.972222));
944 p->push_back (PresetPoint (0.529954, 0.886111));
945 p->push_back (PresetPoint (0.753456, 0.658333));
946 p->push_back (PresetPoint (0.9262673, 0.308333));
947 p->push_back (PresetPoint (1, 0));
948 fade_out_presets->push_back (p);
950 // p = new Preset ("regout2.xpm");
951 p = new Preset ("crossfade_out_slow-fade");
952 p->push_back (PresetPoint (0, 1));
953 p->push_back (PresetPoint (0.080645, 0.730556));
954 p->push_back (PresetPoint (0.277778, 0.289256));
955 p->push_back (PresetPoint (0.470046, 0.152778));
956 p->push_back (PresetPoint (0.695853, 0.0694444));
957 p->push_back (PresetPoint (1, 0));
958 fade_out_presets->push_back (p);
960 // p = new Preset ("linout.xpm");
961 p = new Preset ("crossfade_out_dipped");
962 p->push_back (PresetPoint (0, 1));
963 p->push_back (PresetPoint (1, 0));
964 fade_out_presets->push_back (p);
966 p = new Preset ("crossfade_out_default");
967 p->push_back (PresetPoint (0, 1));
968 p->push_back (PresetPoint (0.1, 0.99));
969 p->push_back (PresetPoint (0.2, 0.97));
970 p->push_back (PresetPoint (0.8, 0.03));
971 p->push_back (PresetPoint (0.9, 0.01));
972 p->push_back (PresetPoint (1, 0));
973 fade_out_presets->push_back (p);
977 CrossfadeEditor::curve_select_clicked (WhichFade wf)
983 for (vector<ArdourCanvas::WaveView*>::iterator i = fade[In].waves.begin(); i != fade[In].waves.end(); ++i) {
984 (*i)->property_wave_color() = ARDOUR_UI::config()->canvasvar_SelectedCrossfadeEditorWave.get();
985 (*i)->property_fill_color() = ARDOUR_UI::config()->canvasvar_SelectedCrossfadeEditorWave.get();
988 for (vector<ArdourCanvas::WaveView*>::iterator i = fade[Out].waves.begin(); i != fade[Out].waves.end(); ++i) {
989 (*i)->property_wave_color() = ARDOUR_UI::config()->canvasvar_CrossfadeEditorWave.get();
990 (*i)->property_fill_color() = ARDOUR_UI::config()->canvasvar_CrossfadeEditorWave.get();
993 fade[In].line->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_SelectedCrossfadeEditorLine.get();
994 fade[Out].line->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_CrossfadeEditorLine.get();
995 fade[Out].shading->hide();
996 fade[In].shading->show();
998 for (list<Point*>::iterator i = fade[Out].points.begin(); i != fade[Out].points.end(); ++i) {
1002 for (list<Point*>::iterator i = fade[In].points.begin(); i != fade[In].points.end(); ++i) {
1008 for (vector<ArdourCanvas::WaveView*>::iterator i = fade[In].waves.begin(); i != fade[In].waves.end(); ++i) {
1009 (*i)->property_wave_color() = ARDOUR_UI::config()->canvasvar_CrossfadeEditorWave.get();
1010 (*i)->property_fill_color() = ARDOUR_UI::config()->canvasvar_CrossfadeEditorWave.get();
1013 for (vector<ArdourCanvas::WaveView*>::iterator i = fade[Out].waves.begin(); i != fade[Out].waves.end(); ++i) {
1014 (*i)->property_wave_color() = ARDOUR_UI::config()->canvasvar_SelectedCrossfadeEditorWave.get();
1015 (*i)->property_fill_color() = ARDOUR_UI::config()->canvasvar_SelectedCrossfadeEditorWave.get();
1018 fade[Out].line->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_SelectedCrossfadeEditorLine.get();
1019 fade[In].line->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_CrossfadeEditorLine.get();
1020 fade[In].shading->hide();
1021 fade[Out].shading->show();
1023 for (list<Point*>::iterator i = fade[In].points.begin(); i != fade[In].points.end(); ++i) {
1027 for (list<Point*>::iterator i = fade[Out].points.begin(); i != fade[Out].points.end(); ++i) {
1035 CrossfadeEditor::x_coordinate (double& xfract) const
1037 xfract = min (1.0, xfract);
1038 xfract = max (0.0, xfract);
1040 return canvas_border + (xfract * effective_width());
1044 CrossfadeEditor::y_coordinate (double& yfract) const
1046 yfract = min (1.0, yfract);
1047 yfract = max (0.0, yfract);
1049 return (canvas->get_allocation().get_height() - (canvas_border)) - (yfract * effective_height());
1053 CrossfadeEditor::make_waves (boost::shared_ptr<AudioRegion> region, WhichFade which)
1056 uint32_t nchans = region->n_channels();
1061 color = ARDOUR_UI::config()->canvasvar_SelectedCrossfadeEditorWave.get();
1063 color = ARDOUR_UI::config()->canvasvar_CrossfadeEditorWave.get();
1066 ht = canvas->get_allocation().get_height() / (double) nchans;
1067 spu = xfade->length() / (double) effective_width();
1069 for (uint32_t n = 0; n < nchans; ++n) {
1071 gdouble yoff = n * ht;
1073 if (region->audio_source(n)->peaks_ready (bind (mem_fun(*this, &CrossfadeEditor::peaks_ready), region, which), peaks_ready_connection)) {
1074 WaveView* waveview = new WaveView (*(canvas->root()));
1076 waveview->property_data_src() = region.get();
1077 waveview->property_cache_updater() = true;
1078 waveview->property_cache() = WaveView::create_cache();
1079 waveview->property_channel() = n;
1080 waveview->property_length_function() = (void*) region_length_from_c;
1081 waveview->property_sourcefile_length_function() = (void*) sourcefile_length_from_c;
1082 waveview->property_peak_function() = (void*) region_read_peaks_from_c;
1083 waveview->property_gain_function() = (void*) curve_get_vector_from_c;
1084 waveview->property_gain_src() = &fade[which].gain_curve;
1085 waveview->property_x() = canvas_border;
1086 waveview->property_y() = yoff;
1087 waveview->property_height() = ht;
1088 waveview->property_samples_per_unit() = spu;
1089 waveview->property_amplitude_above_axis() = 2.0;
1090 waveview->property_wave_color() = color;
1091 waveview->property_fill_color() = color;
1094 waveview->property_region_start() = region->start();
1096 waveview->property_region_start() = region->start()+region->length()-xfade->length();
1098 waveview->lower_to_bottom();
1099 fade[which].waves.push_back (waveview);
1103 toplevel->lower_to_bottom();
1107 CrossfadeEditor::peaks_ready (boost::shared_ptr<AudioRegion> r, WhichFade which)
1109 /* this should never be called, because the peak files for an xfade
1110 will be ready by the time we want them. but our API forces us
1111 to provide this, so ..
1113 peaks_ready_connection.disconnect ();
1114 make_waves (r, which);
1118 CrossfadeEditor::audition (Audition which)
1120 AudioPlaylist& pl (session.the_auditioner()->prepare_playlist());
1123 nframes_t left_start_offset;
1124 nframes_t right_length;
1125 nframes_t left_length;
1127 if (which != Right && preroll_button.get_active()) {
1128 preroll = session.frame_rate() * 2; //2 second hardcoded preroll for now
1133 if (which != Left && postroll_button.get_active()) {
1134 postroll = session.frame_rate() * 2; //2 second hardcoded postroll for now
1139 // Is there enough data for the whole preroll?
1140 left_length = xfade->length();
1141 if ((left_start_offset = xfade->out()->length() - xfade->length()) > preroll) {
1142 left_start_offset -= preroll;
1144 preroll = left_start_offset;
1145 left_start_offset = 0;
1147 left_length += preroll;
1149 // Is there enough data for the whole postroll?
1150 right_length = xfade->length();
1151 if ((xfade->in()->length() - right_length) > postroll) {
1152 right_length += postroll;
1154 right_length = xfade->in()->length();
1157 boost::shared_ptr<AudioRegion> left (boost::dynamic_pointer_cast<AudioRegion> (RegionFactory::create (xfade->out(), left_start_offset, left_length, "xfade out",
1158 0, Region::DefaultFlags, false)));
1159 boost::shared_ptr<AudioRegion> right (boost::dynamic_pointer_cast<AudioRegion> (RegionFactory::create (xfade->in(), 0, right_length, "xfade in",
1160 0, Region::DefaultFlags, false)));
1162 //apply a 20ms declicking fade at the start and end of auditioning
1163 left->set_fade_in_active(true);
1164 left->set_fade_in_length(session.frame_rate() / 50);
1165 right->set_fade_out_active(true);
1166 right->set_fade_out_length(session.frame_rate() / 50);
1168 pl.add_region (left, 0);
1169 pl.add_region (right, 1 + preroll);
1171 if (which == Left) {
1172 right->set_scale_amplitude (0.0);
1173 } else if (which == Right) {
1174 left->set_scale_amplitude (0.0);
1177 /* there is only one ... */
1178 pl.foreach_crossfade (this, &CrossfadeEditor::setup);
1180 session.audition_playlist ();
1184 CrossfadeEditor::audition_both ()
1190 CrossfadeEditor::audition_left_dry ()
1192 boost::shared_ptr<AudioRegion> left (boost::dynamic_pointer_cast<AudioRegion> (RegionFactory::create (xfade->out(), xfade->out()->length() - xfade->length(), xfade->length(), "xfade left",
1193 0, Region::DefaultFlags, false)));
1195 session.audition_region (left);
1199 CrossfadeEditor::audition_left ()
1205 CrossfadeEditor::audition_right_dry ()
1207 boost::shared_ptr<AudioRegion> right (boost::dynamic_pointer_cast<AudioRegion> (RegionFactory::create (xfade->in(), 0, xfade->length(), "xfade in",
1208 0, Region::DefaultFlags, false)));
1209 session.audition_region (right);
1213 CrossfadeEditor::audition_right ()
1219 CrossfadeEditor::cancel_audition ()
1221 session.cancel_audition ();
1225 CrossfadeEditor::audition_toggled ()
1229 if ((x = audition_both_button.get_active ()) != session.is_auditioning()) {
1240 CrossfadeEditor::audition_right_toggled ()
1244 if ((x = audition_right_button.get_active ()) != session.is_auditioning()) {
1255 CrossfadeEditor::audition_right_dry_toggled ()
1259 if ((x = audition_right_dry_button.get_active ()) != session.is_auditioning()) {
1262 audition_right_dry ();
1270 CrossfadeEditor::audition_left_toggled ()
1274 if ((x = audition_left_button.get_active ()) != session.is_auditioning()) {
1285 CrossfadeEditor::audition_left_dry_toggled ()
1289 if ((x = audition_left_dry_button.get_active ()) != session.is_auditioning()) {
1292 audition_left_dry ();