2 Copyright (C) 2009 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.
20 #include <gtkmm/table.h>
21 #include <gtkmm/label.h>
22 #include <gtkmm/stock.h>
23 #include "ardour/audioregion.h"
24 #include "ardour/audiosource.h"
25 #include "ardour/dB.h"
26 #include "ardour_ui.h"
27 #include "strip_silence_dialog.h"
28 #include "canvas_impl.h"
30 #include "simplerect.h"
31 #include "rgb_macros.h"
34 /** Construct Strip silence dialog box */
35 StripSilenceDialog::StripSilenceDialog (std::list<boost::shared_ptr<ARDOUR::AudioRegion> > const & regions)
36 : ArdourDialog (_("Strip silence")), _wave_width (640), _wave_height (64)
38 for (std::list<boost::shared_ptr<ARDOUR::AudioRegion> >::const_iterator i = regions.begin(); i != regions.end(); ++i) {
43 w.samples_per_unit = 1;
48 Gtk::HBox* hbox = Gtk::manage (new Gtk::HBox);
49 hbox->set_spacing (16);
51 Gtk::Table* table = Gtk::manage (new Gtk::Table (4, 3));
52 table->set_spacings (4);
54 Gtk::Label* l = Gtk::manage (new Gtk::Label (_("Threshold:")));
55 l->set_alignment (1, 0.5);
56 table->attach (*l, 0, 1, 0, 1, Gtk::FILL, Gtk::FILL);
57 _threshold.set_digits (1);
58 _threshold.set_increments (1, 10);
59 _threshold.set_range (-120, 0);
60 _threshold.set_value (-60);
61 table->attach (_threshold, 1, 2, 0, 1, Gtk::FILL, Gtk::FILL);
62 l = Gtk::manage (new Gtk::Label (_("dBFS")));
63 l->set_alignment (0, 0.5);
64 table->attach (*l, 2, 3, 0, 1, Gtk::FILL, Gtk::FILL);
66 l = Gtk::manage (new Gtk::Label (_("Minimum length:")));
67 l->set_alignment (1, 0.5);
68 table->attach (*l, 0, 1, 1, 2, Gtk::FILL, Gtk::FILL);
69 _minimum_length.set_digits (0);
70 _minimum_length.set_increments (1, 10);
71 _minimum_length.set_range (0, 65536);
72 _minimum_length.set_value (256);
73 table->attach (_minimum_length, 1, 2, 1, 2, Gtk::FILL, Gtk::FILL);
74 l = Gtk::manage (new Gtk::Label (_("samples")));
75 table->attach (*l, 2, 3, 1, 2, Gtk::FILL, Gtk::FILL);
77 l = Gtk::manage (new Gtk::Label (_("Fade length:")));
78 l->set_alignment (1, 0.5);
79 table->attach (*l, 0, 1, 2, 3, Gtk::FILL, Gtk::FILL);
80 _fade_length.set_digits (0);
81 _fade_length.set_increments (1, 10);
82 _fade_length.set_range (0, 1024);
83 _fade_length.set_value (64);
84 table->attach (_fade_length, 1, 2, 2, 3, Gtk::FILL, Gtk::FILL);
85 l = Gtk::manage (new Gtk::Label (_("samples")));
86 table->attach (*l, 2, 3, 2, 3, Gtk::FILL, Gtk::FILL);
88 hbox->pack_start (*table, false, false);
90 Gtk::VBox* v = Gtk::manage (new Gtk::VBox);
91 Gtk::Button* b = Gtk::manage (new Gtk::Button (_("Update display")));
92 b->signal_clicked().connect (mem_fun (*this, &StripSilenceDialog::update_silence_rects));
93 v->pack_start (*b, false, false);
94 hbox->pack_start (*v, false, false);
96 get_vbox()->add (*hbox);
98 add_button (Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL);
99 add_button (Gtk::Stock::APPLY, Gtk::RESPONSE_OK);
101 _canvas = new ArdourCanvas::CanvasAA ();
102 _canvas->signal_size_allocate().connect (mem_fun (*this, &StripSilenceDialog::canvas_allocation));
103 _canvas->set_size_request (_wave_width, _wave_height * _waves.size ());
105 get_vbox()->pack_start (*_canvas, true, true);
110 update_silence_rects ();
114 StripSilenceDialog::~StripSilenceDialog ()
116 for (std::list<Wave>::iterator i = _waves.begin(); i != _waves.end(); ++i) {
118 for (std::list<ArdourCanvas::SimpleRect*>::iterator j = i->silence_rects.begin(); j != i->silence_rects.end(); ++j) {
127 StripSilenceDialog::create_waves ()
131 for (std::list<Wave>::iterator i = _waves.begin(); i != _waves.end(); ++i) {
132 if (i->region->audio_source(0)->peaks_ready (mem_fun (*this, &StripSilenceDialog::peaks_ready), _peaks_ready_connection)) {
133 i->view = new WaveView (*(_canvas->root()));
134 i->view->property_data_src() = static_cast<gpointer>(i->region.get());
135 i->view->property_cache() = WaveView::create_cache ();
136 i->view->property_cache_updater() = true;
137 i->view->property_channel() = 0;
138 i->view->property_length_function() = (void *) region_length_from_c;
139 i->view->property_sourcefile_length_function() = (void *) sourcefile_length_from_c;
140 i->view->property_peak_function() = (void *) region_read_peaks_from_c;
141 i->view->property_x() = 0;
142 i->view->property_y() = n * _wave_height;
143 i->view->property_height() = _wave_height;
144 i->view->property_samples_per_unit() = i->samples_per_unit;
145 i->view->property_region_start() = i->region->start();
146 i->view->property_wave_color() = ARDOUR_UI::config()->canvasvar_WaveForm.get();
147 i->view->property_fill_color() = ARDOUR_UI::config()->canvasvar_WaveFormFill.get();
155 StripSilenceDialog::peaks_ready ()
157 _peaks_ready_connection.disconnect ();
162 StripSilenceDialog::canvas_allocation (Gtk::Allocation& alloc)
164 _canvas->set_scroll_region (0.0, 0.0, alloc.get_width(), alloc.get_height());
165 _wave_width = alloc.get_width ();
167 for (std::list<Wave>::iterator i = _waves.begin(); i != _waves.end(); ++i) {
168 i->samples_per_unit = ((double) i->region->length() / _wave_width);
173 StripSilenceDialog::update_silence_rects ()
177 for (std::list<Wave>::iterator i = _waves.begin(); i != _waves.end(); ++i) {
178 for (std::list<ArdourCanvas::SimpleRect*>::iterator j = i->silence_rects.begin(); j != i->silence_rects.end(); ++j) {
182 i->silence_rects.clear ();
184 std::list<std::pair<nframes_t, nframes_t> > const silence =
185 i->region->find_silence (dB_to_coefficient (threshold ()), minimum_length ());
187 for (std::list<std::pair<nframes_t, nframes_t> >::const_iterator j = silence.begin(); j != silence.end(); ++j) {
189 ArdourCanvas::SimpleRect* r = new ArdourCanvas::SimpleRect (*(_canvas->root()));
190 r->property_x1() = j->first / i->samples_per_unit;
191 r->property_x2() = j->second / i->samples_per_unit;
192 r->property_y1() = n * _wave_height;
193 r->property_y2() = (n + 1) * _wave_height;
194 r->property_outline_pixels() = 0;
195 r->property_fill_color_rgba() = RGBA_TO_UINT (128, 128, 128, 128);
196 i->silence_rects.push_back (r);