2 * Copyright (C) 2009-2010 Carl Hetherington <carl@carlh.net>
3 * Copyright (C) 2009-2011 David Robillard <d@drobilla.net>
4 * Copyright (C) 2009-2017 Paul Davis <paul@linuxaudiosystems.com>
5 * Copyright (C) 2015-2017 Robin Gareus <robin@gareus.org>
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License along
18 * with this program; if not, write to the Free Software Foundation, Inc.,
19 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
22 #include <gtkmm/spinbutton.h>
23 #include <glibmm/threads.h>
25 #include "ardour/types.h"
26 #include "ardour_dialog.h"
27 #include "progress_reporter.h"
36 /// Dialog box to set options for the `strip silence' filter
37 class StripSilenceDialog : public ArdourDialog, public ProgressReporter
40 StripSilenceDialog (ARDOUR::Session*, std::list<RegionView*> const &);
41 ~StripSilenceDialog ();
43 double threshold () const {
44 return _threshold.get_value ();
49 void silences (ARDOUR::AudioIntervalMap&);
51 ARDOUR::samplecnt_t minimum_length () const;
52 ARDOUR::samplecnt_t fade_length () const;
54 void on_response (int response_id) {
55 Gtk::Dialog::on_response (response_id);
60 void canvas_allocation (Gtk::Allocation &);
61 void update_silence_rects ();
62 void resize_silence_rects ();
64 void update_threshold_line ();
65 void update_stats (ARDOUR::AudioIntervalResult const &);
66 void threshold_changed ();
67 void update_progress_gui (float);
68 void restart_thread ();
70 Gtk::SpinButton _threshold;
71 AudioClock* _minimum_length;
72 AudioClock* _fade_length;
73 Gtk::ProgressBar _progress_bar;
75 Gtk::Button* cancel_button;
76 Gtk::Button* apply_button;
80 ARDOUR::AudioIntervalResult intervals;
82 ViewInterval (RegionView* rv) : view (rv) {}
85 std::list<ViewInterval> views;
89 pthread_t _thread; ///< thread to compute silence in the background
90 static void * _detection_thread_work (void *);
91 void * detection_thread_work ();
92 Glib::Threads::Mutex _lock; ///< lock held while the thread is doing work
93 Glib::Threads::Cond _run_cond; ///< condition to wake the thread
94 bool _thread_should_finish; ///< true if the thread should terminate
95 PBD::Signal0<void> Completed; ///< emitted when a silence detection has completed
96 PBD::ScopedConnection _completed_connection;
97 ARDOUR::InterThreadInfo _interthread_info;
99 sigc::connection progress_idle_connection;
100 bool idle_update_progress(); ///< GUI-thread progress updates of background silence computation
101 int analysis_progress_cur;
102 int analysis_progress_max;