2 Copyright (C) 2013-2015 Carl Hetherington <cth@carlh.net>
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 "audio_dialog.h"
21 #include "audio_plot.h"
23 #include "lib/audio_analysis.h"
25 #include "lib/analyse_audio_job.h"
26 #include "lib/job_manager.h"
27 #include "lib/playlist.h"
28 #include <boost/filesystem.hpp>
30 using boost::shared_ptr;
32 using boost::optional;
34 AudioDialog::AudioDialog (wxWindow* parent, shared_ptr<Film> film)
35 : wxDialog (parent, wxID_ANY, _("Audio"), wxDefaultPosition, wxSize (640, 512), wxDEFAULT_DIALOG_STYLE | wxRESIZE_BORDER | wxFULL_REPAINT_ON_RESIZE)
39 wxFont subheading_font (*wxNORMAL_FONT);
40 subheading_font.SetWeight (wxFONTWEIGHT_BOLD);
42 wxBoxSizer* sizer = new wxBoxSizer (wxHORIZONTAL);
44 wxBoxSizer* left = new wxBoxSizer (wxVERTICAL);
46 _plot = new AudioPlot (this);
47 left->Add (_plot, 1, wxALL | wxEXPAND, 12);
48 _peak_time = new wxStaticText (this, wxID_ANY, wxT (""));
49 left->Add (_peak_time, 0, wxALL, 12);
51 sizer->Add (left, 1, wxALL, 12);
53 wxBoxSizer* right = new wxBoxSizer (wxVERTICAL);
56 wxStaticText* m = new wxStaticText (this, wxID_ANY, _("Channels"));
57 m->SetFont (subheading_font);
58 right->Add (m, 1, wxALIGN_CENTER_VERTICAL | wxTOP | wxBOTTOM, 16);
61 for (int i = 0; i < MAX_DCP_AUDIO_CHANNELS; ++i) {
62 _channel_checkbox[i] = new wxCheckBox (this, wxID_ANY, std_to_wx (audio_channel_name (i)));
63 right->Add (_channel_checkbox[i], 0, wxEXPAND | wxALL, 3);
64 _channel_checkbox[i]->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&AudioDialog::channel_clicked, this, _1));
68 wxStaticText* m = new wxStaticText (this, wxID_ANY, _("Type"));
69 m->SetFont (subheading_font);
70 right->Add (m, 1, wxALIGN_CENTER_VERTICAL | wxTOP, 16);
73 wxString const types[] = {
78 for (int i = 0; i < AudioPoint::COUNT; ++i) {
79 _type_checkbox[i] = new wxCheckBox (this, wxID_ANY, types[i]);
80 right->Add (_type_checkbox[i], 0, wxEXPAND | wxALL, 3);
81 _type_checkbox[i]->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&AudioDialog::type_clicked, this, _1));
85 wxStaticText* m = new wxStaticText (this, wxID_ANY, _("Smoothing"));
86 m->SetFont (subheading_font);
87 right->Add (m, 1, wxALIGN_CENTER_VERTICAL | wxTOP, 16);
90 _smoothing = new wxSlider (this, wxID_ANY, AudioPlot::max_smoothing / 2, 1, AudioPlot::max_smoothing);
91 _smoothing->Bind (wxEVT_SCROLL_THUMBTRACK, boost::bind (&AudioDialog::smoothing_changed, this));
92 right->Add (_smoothing, 0, wxEXPAND);
94 sizer->Add (right, 0, wxALL, 12);
98 sizer->SetSizeHints (this);
102 AudioDialog::set_playlist (shared_ptr<const Playlist> p)
104 _playlist_connection.disconnect ();
106 _playlist_connection = _playlist->ContentChanged.connect (boost::bind (&AudioDialog::try_to_load_analysis, this));
107 try_to_load_analysis ();
108 SetTitle (_("DCP-o-matic audio"));
112 AudioDialog::try_to_load_analysis ()
118 shared_ptr<const Film> film = _film.lock ();
119 DCPOMATIC_ASSERT (film);
121 boost::filesystem::path path = film->audio_analysis_path (_playlist);
123 if (!boost::filesystem::exists (path)) {
124 _plot->set_analysis (shared_ptr<AudioAnalysis> ());
126 shared_ptr<AnalyseAudioJob> job (new AnalyseAudioJob (film, _playlist));
127 _analysis_finished_connection = job->Finished.connect (bind (&AudioDialog::analysis_finished, this));
128 JobManager::instance()->add (job);
133 _analysis.reset (new AudioAnalysis (path));
134 } catch (xmlpp::exception& e) {
135 /* Probably an old-style analysis file: recreate it */
136 shared_ptr<AnalyseAudioJob> job (new AnalyseAudioJob (film, _playlist));
137 _analysis_finished_connection = job->Finished.connect (bind (&AudioDialog::analysis_finished, this));
138 JobManager::instance()->add (job);
142 _plot->set_analysis (_analysis);
145 /* Set up some defaults if no check boxes are checked */
148 while (i < MAX_DCP_AUDIO_CHANNELS && (!_channel_checkbox[i] || !_channel_checkbox[i]->GetValue ())) {
152 if (i == MAX_DCP_AUDIO_CHANNELS && _channel_checkbox[0]) {
153 _channel_checkbox[0]->SetValue (true);
154 _plot->set_channel_visible (0, true);
158 while (i < AudioPoint::COUNT && !_type_checkbox[i]->GetValue ()) {
162 if (i == AudioPoint::COUNT) {
163 for (int i = 0; i < AudioPoint::COUNT; ++i) {
164 _type_checkbox[i]->SetValue (true);
165 _plot->set_type_visible (i, true);
173 AudioDialog::analysis_finished ()
175 shared_ptr<const Film> film = _film.lock ();
176 DCPOMATIC_ASSERT (film);
178 if (!boost::filesystem::exists (film->audio_analysis_path (_playlist))) {
179 /* We analysed and still nothing showed up, so maybe it was cancelled or it failed.
182 _plot->set_message (_("Could not analyse audio."));
186 try_to_load_analysis ();
190 AudioDialog::channel_clicked (wxCommandEvent& ev)
193 while (c < MAX_DCP_AUDIO_CHANNELS && ev.GetEventObject() != _channel_checkbox[c]) {
197 DCPOMATIC_ASSERT (c < MAX_DCP_AUDIO_CHANNELS);
199 _plot->set_channel_visible (c, _channel_checkbox[c]->GetValue ());
203 AudioDialog::content_changed (int p)
205 if (p == AudioContentProperty::AUDIO_GAIN || p == AudioContentProperty::AUDIO_STREAMS) {
206 try_to_load_analysis ();
211 AudioDialog::type_clicked (wxCommandEvent& ev)
214 while (t < AudioPoint::COUNT && ev.GetEventObject() != _type_checkbox[t]) {
218 DCPOMATIC_ASSERT (t < AudioPoint::COUNT);
220 _plot->set_type_visible (t, _type_checkbox[t]->GetValue ());
224 AudioDialog::smoothing_changed ()
226 _plot->set_smoothing (_smoothing->GetValue ());
230 AudioDialog::setup_peak_time ()
232 if (!_analysis || !_analysis->peak ()) {
236 shared_ptr<Film> film = _film.lock ();
241 float peak_dB = 20 * log10 (_analysis->peak().get());
243 _peak_time->SetLabel (
245 _("Peak is %.2fdB at %s"),
247 time_to_timecode (_analysis->peak_time().get(), film->video_frame_rate ()).data ()
252 _peak_time->SetForegroundColour (wxColour (255, 0, 0));
254 _peak_time->SetForegroundColour (wxColour (0, 0, 0));