loudness_dialog.h

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/*
 * Copyright (C) 2020 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.
 */
 
#ifndef _gtkardour_loudness_dialog_h_
#define _gtkardour_loudness_dialog_h_
 
#include <cairomm/cairomm.h>
#include <gtkmm/box.h>
#include <gtkmm/drawingarea.h>
#include <gtkmm/frame.h>
#include <gtkmm/label.h>
#include <gtkmm/progressbar.h>
#include <gtkmm/spinbutton.h>
#include <gtkmm/table.h>
 
#include "widgets/ardour_button.h"
#include "widgets/ardour_dropdown.h"
 
#include "ardour_dialog.h"
#include "progress_reporter.h"
#include "loudness_settings.h"
 
namespace ARDOUR {
        class TimelineRange;
        class ExportAnalysis;
        class ExportStatus;
        class PluginInsert;
        class Processor;
        class Session;
}
 
class LoudnessDialog : public ArdourDialog
{
public:
        LoudnessDialog (ARDOUR::Session*, ARDOUR::TimelineRange const&, bool);
        int run ();
 
        float gain_db () const;
 
protected:
        bool on_delete_event (GdkEventAny*);
 
private:
        int  analyze ();
        void start_analysis ();
        void cancel_analysis ();
        gint progress_timeout ();
        void display_results ();
        void display_report ();
        void save_preset ();
        void remove_preset ();
        void calculate_gain ();
 
        void load_preset (size_t);
        void apply_preset ();
        void peak_radio (bool);
        void update_settings ();
        void check_preset ();
        void update_sensitivity ();
 
        void test_conformity ();
 
        void plot_graph (std::shared_ptr<ARDOUR::ExportAnalysis>);
        void graph_size_request (Gtk::Requisition*);
        bool graph_expose_event (GdkEventExpose*);
 
        ALoudnessPresets _lp;
        CLoudnessPreset  _preset;
 
        static bool            _first_time;
        static CLoudnessPreset _last_preset;
 
        ARDOUR::Session*                        _session;
        ARDOUR::TimelineRange const&               _range;
        std::shared_ptr<ARDOUR::ExportStatus> _status;
        bool                                    _autostart;
 
        Gtk::VBox        _setup_box;
        Gtk::VBox        _progress_box;
        Gtk::VBox        _result_box;
        Gtk::Frame       _conformity_frame;
        Gtk::ProgressBar _progress_bar;
        Gtk::Button*     _ok_button;
        Gtk::Button*     _cancel_button;
 
        ArdourWidgets::ArdourButton _save_preset;
        ArdourWidgets::ArdourButton _remove_preset;
 
        ArdourWidgets::ArdourButton _dbfs_btn;
        ArdourWidgets::ArdourButton _dbtp_btn;
        ArdourWidgets::ArdourButton _lufs_i_btn;
        ArdourWidgets::ArdourButton _lufs_s_btn;
        ArdourWidgets::ArdourButton _lufs_m_btn;
 
        Gtk::Label _dbfs_label;
        Gtk::Label _dbtp_label;
        Gtk::Label _lufs_i_label;
        Gtk::Label _lufs_s_label;
        Gtk::Label _lufs_m_label;
 
        Gtk::Label _delta_dbfs_label;
        Gtk::Label _delta_dbtp_label;
        Gtk::Label _delta_lufs_i_label;
        Gtk::Label _delta_lufs_s_label;
        Gtk::Label _delta_lufs_m_label;
 
        Gtk::Label _gain_out_label;
        Gtk::Label _gain_amp_label;
        Gtk::Label _gain_norm_label;
        Gtk::Label _gain_total_label;
        Gtk::Label _gain_exceeds_label;
 
        Gtk::DrawingArea _loudness_graph;
 
        Cairo::RefPtr<Cairo::ImageSurface> _loudness_surf;
 
        ArdourWidgets::ArdourButton _rt_analysis_button;
        ArdourWidgets::ArdourButton _start_analysis_button;
        ArdourWidgets::ArdourButton _show_report_button;
        ArdourWidgets::ArdourButton _custom_pos_button;
 
        ArdourWidgets::ArdourDropdown _preset_dropdown;
 
        Gtk::Adjustment _dbfs_adjustment;
        Gtk::Adjustment _dbtp_adjustment;
        Gtk::Adjustment _lufs_i_adjustment;
        Gtk::Adjustment _lufs_s_adjustment;
        Gtk::Adjustment _lufs_m_adjustment;
 
        Gtk::SpinButton _dbfs_spinbutton;
        Gtk::SpinButton _dbtp_spinbutton;
        Gtk::SpinButton _lufs_i_spinbutton;
        Gtk::SpinButton _lufs_s_spinbutton;
        Gtk::SpinButton _lufs_m_spinbutton;
 
        float _dbfs;
        float _dbtp;
        float _lufs_i;
        float _lufs_s;
        float _lufs_m;
 
        float _gain_out;
        float _gain_norm;
        bool  _ignore_preset;
        bool  _ignore_change;
};
 
#endif