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/*
* Copyright (C) 2009-2010 Carl Hetherington <carl@carlh.net>
* Copyright (C) 2009-2011 David Robillard <d@drobilla.net>
* Copyright (C) 2009-2017 Paul Davis <paul@linuxaudiosystems.com>
* Copyright (C) 2015-2017 Robin Gareus <robin@gareus.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <gtkmm/spinbutton.h>
#include <glibmm/threads.h>
#include <pbd/xml++.h>
#include "ardour/types.h"
#include "ardour_dialog.h"
#include "progress_reporter.h"
namespace ARDOUR {
class Session;
}
class AudioClock;
class RegionView;
/// Dialog box to set options for the `strip silence' filter
class StripSilenceDialog : public ArdourDialog, public ProgressReporter
{
public:
StripSilenceDialog (ARDOUR::Session*, std::list<RegionView*> const &);
~StripSilenceDialog ();
double threshold () const {
return _threshold.get_value ();
}
void drop_rects ();
void silences (ARDOUR::AudioIntervalMap&);
ARDOUR::samplecnt_t minimum_length () const;
ARDOUR::samplecnt_t fade_length () const;
void on_response (int response_id) {
Gtk::Dialog::on_response (response_id);
}
XMLNode& get_state ();
void set_state (const XMLNode &);
private:
void create_waves ();
void canvas_allocation (Gtk::Allocation &);
void update_silence_rects ();
void resize_silence_rects ();
void update ();
void update_threshold_line ();
void update_stats (ARDOUR::AudioIntervalResult const &);
void threshold_changed ();
void update_progress_gui (float);
void restart_thread ();
void finished(int);
Gtk::SpinButton _threshold;
AudioClock* _minimum_length;
AudioClock* _fade_length;
Gtk::ProgressBar _progress_bar;
Gtk::Button* cancel_button;
Gtk::Button* apply_button;
struct ViewInterval {
RegionView* view;
ARDOUR::AudioIntervalResult intervals;
ViewInterval (RegionView* rv) : view (rv) {}
};
std::list<ViewInterval> views;
bool _destroying;
pthread_t _thread; ///< thread to compute silence in the background
static void * _detection_thread_work (void *);
void * detection_thread_work ();
Glib::Threads::Mutex _lock; ///< lock held while the thread is doing work
Glib::Threads::Cond _run_cond; ///< condition to wake the thread
bool _thread_should_finish; ///< true if the thread should terminate
PBD::Signal0<void> Completed; ///< emitted when a silence detection has completed
PBD::ScopedConnection _completed_connection;
ARDOUR::InterThreadInfo _interthread_info;
sigc::connection progress_idle_connection;
bool idle_update_progress(); ///< GUI-thread progress updates of background silence computation
int analysis_progress_cur;
int analysis_progress_max;
int _threshold_value;
ARDOUR::samplecnt_t _minimum_length_value;
ARDOUR::samplecnt_t _fade_length_value;
};
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