gtk2_ardour/analysis_window.cc

   1 /*
   2     Copyright (C) 2006 Paul Davis
   3     Written by Sampo Savolainen
   4
   5     This program is free software; you can redistribute it and/or modify
   6     it under the terms of the GNU General Public License as published by
   7     the Free Software Foundation; either version 2 of the License, or
   8     (at your option) any later version.
   9
  10     This program is distributed in the hope that it will be useful,
  11     but WITHOUT ANY WARRANTY; without even the implied warranty of
  12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13     GNU General Public License for more details.
  14
  15     You should have received a copy of the GNU General Public License
  16     along with this program; if not, write to the Free Software
  17     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  18
  19     $Id$
  20 */
  21
  22 #include <gtkmm2ext/gtk_ui.h>
  23 #include <gtkmm/stock.h>
  24 #include <gtkmm/label.h>
  25 #include <gtkmm/treemodel.h>
  26 #include <gtkmm/treeiter.h>
  27
  28 #include <ardour/audioregion.h>
  29 #include <ardour/audioplaylist.h>
  30 #include <ardour/types.h>
  31
  32 #include "analysis_window.h"
  33
  34 #include "route_ui.h"
  35 #include "time_axis_view.h"
  36 #include "public_editor.h"
  37 #include "selection.h"
  38 #include "audio_region_view.h"
  39
  40 #include "i18n.h"
  41
  42 using namespace ARDOUR;
  43 using namespace PBD;
  44
  45 AnalysisWindow::AnalysisWindow()
  46         : ArdourDialog(_("analysis window")),
  47
  48           source_selection_label       (_("Signal source")),
  49           source_selection_ranges_rb   (_("Selected ranges")),
  50           source_selection_regions_rb  (_("Selected regions")),
  51
  52           display_model_label                   (_("Display model")),
  53           display_model_composite_separate_rb   (_("Composite graphs for each track")),
  54           display_model_composite_all_tracks_rb (_("Composite graph of all tracks")),
  55
  56           fft_graph (2048)
  57 {
  58         track_list_ready = false;
  59
  60         // Left side: track list + controls
  61         tlmodel = Gtk::ListStore::create(tlcols);
  62         track_list.set_model (tlmodel);
  63         track_list.append_column(_("Track"), tlcols.trackname);
  64         track_list.append_column_editable(_("Visible"), tlcols.visible);
  65         track_list.set_headers_visible(true);
  66         track_list.set_reorderable(false);
  67         track_list.get_selection()->set_mode (Gtk::SELECTION_NONE);
  68
  69
  70         Gtk::TreeViewColumn* track_col = track_list.get_column(0);
  71         Gtk::CellRendererText* renderer = dynamic_cast<Gtk::CellRendererText*>(track_list.get_column_cell_renderer (0));
  72
  73         track_col->add_attribute(renderer->property_foreground_gdk(), tlcols.color);
  74         track_col->set_expand(true);
  75
  76
  77         tlmodel->signal_row_changed().connect (
  78                         mem_fun(*this, &AnalysisWindow::track_list_row_changed) );
  79
  80         fft_graph.set_analysis_window(this);
  81
  82         vbox.pack_start(track_list);
  83
  84
  85         // "Signal source"
  86         vbox.pack_start(source_selection_label, false, false);
  87
  88         {
  89                 Gtk::RadioButtonGroup group = source_selection_ranges_rb.get_group();
  90                 source_selection_regions_rb.set_group(group);
  91
  92                 source_selection_ranges_rb.set_active();
  93
  94                 vbox.pack_start (source_selection_ranges_rb,  false, false);
  95                 vbox.pack_start (source_selection_regions_rb, false, false);
  96
  97                 // "Selected ranges" radio
  98                 source_selection_ranges_rb.signal_toggled().connect (
  99                                 bind ( mem_fun(*this, &AnalysisWindow::source_selection_changed), &source_selection_ranges_rb));
 100
 101                 // "Selected regions" radio
 102                 source_selection_regions_rb.signal_toggled().connect (
 103                                 bind ( mem_fun(*this, &AnalysisWindow::source_selection_changed), &source_selection_regions_rb));
 104         }
 105
 106         vbox.pack_start(hseparator1, false, false);
 107
 108         // "Display model"
 109         vbox.pack_start(display_model_label, false, false);
 110         {
 111                 Gtk::RadioButtonGroup group = display_model_composite_separate_rb.get_group();
 112                 display_model_composite_all_tracks_rb.set_group (group);
 113
 114                 display_model_composite_separate_rb.set_active();
 115
 116                 vbox.pack_start (display_model_composite_separate_rb,   false, false);
 117                 vbox.pack_start (display_model_composite_all_tracks_rb, false, false);
 118
 119                 // "Composite graphs for all tracks"
 120                 display_model_composite_separate_rb.signal_toggled().connect (
 121                                 bind ( mem_fun(*this, &AnalysisWindow::display_model_changed), &display_model_composite_separate_rb));
 122
 123                 // "Composite graph of all tracks"
 124                 display_model_composite_all_tracks_rb.signal_toggled().connect (
 125                                 bind ( mem_fun(*this, &AnalysisWindow::display_model_changed), &display_model_composite_all_tracks_rb));
 126         }
 127
 128         vbox.pack_start(hseparator2, false, false);
 129
 130         refresh_button.set_name("EditorGTKButton");
 131         refresh_button.set_label(_("Analyze data"));
 132
 133         refresh_button.signal_clicked().connect ( bind ( mem_fun(*this, &AnalysisWindow::analyze_data), &refresh_button));
 134
 135         vbox.pack_start(refresh_button, false, false, 10);
 136
 137
 138         hbox.pack_start(vbox);
 139
 140         // Analysis window on the right
 141         fft_graph.ensure_style();
 142
 143         hbox.add(fft_graph);
 144
 145
 146
 147         // And last we pack the hbox
 148         get_vbox()->pack_start(hbox);
 149
 150         track_list.show_all();
 151
 152         get_vbox()->show_all();
 153 }
 154
 155 AnalysisWindow::~AnalysisWindow()
 156 {
 157
 158 }
 159
 160 void
 161 AnalysisWindow::set_rangemode()
 162 {
 163         source_selection_ranges_rb.set_active(true);
 164 }
 165
 166 void
 167 AnalysisWindow::set_regionmode()
 168 {
 169         source_selection_regions_rb.set_active(true);
 170 }
 171
 172 void
 173 AnalysisWindow::track_list_row_changed(const Gtk::TreeModel::Path& path, const Gtk::TreeModel::iterator& iter)
 174 {
 175         if (track_list_ready) {
 176                 fft_graph.redraw();
 177         }
 178 }
 179
 180
 181 void
 182 AnalysisWindow::clear_tracklist()
 183 {
 184         // Empty track list & free old graphs
 185         Gtk::TreeNodeChildren children = track_list.get_model()->children();
 186
 187         for (Gtk::TreeIter i = children.begin(); i != children.end(); i++) {
 188                 Gtk::TreeModel::Row row = *i;
 189
 190                 FFTResult *delete_me = row[tlcols.graph];
 191                 if (delete_me == 0)
 192                         continue;
 193
 194                 // Make sure it's not drawn
 195                 row[tlcols.graph] = 0;
 196
 197                 delete delete_me;
 198         }
 199
 200         tlmodel->clear();
 201 }
 202
 203 void
 204 AnalysisWindow::analyze()
 205 {
 206         analyze_data(&refresh_button);
 207 }
 208
 209 void
 210 AnalysisWindow::analyze_data (Gtk::Button *button)
 211 {
 212         track_list_ready = false;
 213         {
 214                 Glib::Mutex::Lock lm  (track_list_lock);
 215
 216                 // Empty track list & free old graphs
 217                 clear_tracklist();
 218
 219                 // first we gather the FFTResults of all tracks
 220
 221                 Sample *buf    = (Sample *) malloc(sizeof(Sample) * fft_graph.windowSize());
 222                 Sample *mixbuf = (Sample *) malloc(sizeof(Sample) * fft_graph.windowSize());
 223                 float  *gain   = (float *)  malloc(sizeof(float) * fft_graph.windowSize());
 224
 225                 Selection s = PublicEditor::instance().get_selection();
 226                 TimeSelection ts = s.time;
 227                 RegionSelection ars = s.regions;
 228
 229
 230                 for (TrackSelection::iterator i = s.tracks.begin(); i != s.tracks.end(); ++i) {
 231                         ARDOUR::AudioPlaylist *pl
 232                                 = dynamic_cast<ARDOUR::AudioPlaylist*>((*i)->playlist());
 233
 234                         if (!pl)
 235                                 continue;
 236
 237                         RouteUI *rui = dynamic_cast<RouteUI *>(*i);
 238
 239                         // Busses don't have playlists, so we need to check that we actually are working with a playlist
 240                         if (!pl || !rui)
 241                                 continue;
 242
 243                         FFTResult *res = fft_graph.prepareResult(rui->color(), rui->route()->name());
 244
 245                         // if timeSelection
 246                         if (source_selection_ranges_rb.get_active()) {
 247 //                              cerr << "Analyzing ranges on track " << *&rui->route().name() << endl;
 248
 249                                 for (std::list<ARDOUR::AudioRange>::iterator j = ts.begin(); j != ts.end(); ++j) {
 250
 251                                         jack_nframes_t i = 0;
 252                                         int n;
 253
 254                                         while ( i < (*j).length() ) {
 255                                                 // TODO: What about stereo+ channels? composite all to one, I guess
 256
 257                                                 n = fft_graph.windowSize();
 258
 259                                                 if (i + n >= (*j).length() ) {
 260                                                         n = (*j).length() - i;
 261                                                 }
 262
 263                                                 n = pl->read(buf, mixbuf, gain, (*j).start + i, n);
 264
 265                                                 if ( n < fft_graph.windowSize()) {
 266                                                         for (int j = n; j < fft_graph.windowSize(); j++) {
 267                                                                 buf[j] = 0.0;
 268                                                         }
 269                                                 }
 270
 271                                                 res->analyzeWindow(buf);
 272
 273                                                 i += n;
 274                                         }
 275                                 }
 276                         } else if (source_selection_regions_rb.get_active()) {
 277 //                              cerr << "Analyzing selected regions on track " << *&rui->route().name() << endl;
 278
 279                                 TimeAxisView *current_axis = (*i);
 280
 281                                 for (std::set<RegionView *>::iterator j = ars.begin(); j != ars.end(); ++j) {
 282                                         // Check that the region is actually audio (so we can analyze it)
 283                                         AudioRegionView* arv = dynamic_cast<AudioRegionView*>(*j);
 284                                         if (!arv)
 285                                                 continue;
 286
 287                                         // Check that the region really is selected on _this_ track/solo
 288                                         if ( &arv->get_time_axis_view() != current_axis)
 289                                                 continue;
 290
 291 //                                      cerr << " - " << (*j)->region().name() << ": " << (*j)->region().length() << " samples starting at " << (*j)->region().position() << endl;
 292                                         jack_nframes_t i = 0;
 293                                         int n;
 294
 295                                         while ( i < arv->region().length() ) {
 296                                                 // TODO: What about stereo+ channels? composite all to one, I guess
 297
 298                                                 n = fft_graph.windowSize();
 299                                                 if (i + n >= arv->region().length() ) {
 300                                                         n = arv->region().length() - i;
 301                                                 }
 302
 303                                                 n = arv->audio_region().read_at(buf, mixbuf, gain, arv->region().position() + i, n);
 304
 305                                                 if ( n < fft_graph.windowSize()) {
 306                                                         for (int j = n; j < fft_graph.windowSize(); j++) {
 307                                                                 buf[j] = 0.0;
 308                                                         }
 309                                                 }
 310
 311                                                 res->analyzeWindow(buf);
 312
 313                                                 i += n;
 314                                         }
 315 //                                      cerr << "Found: " << (*j)->get_item_name() << endl;
 316
 317                                 }
 318
 319                         }
 320                         res->finalize();
 321
 322
 323                         Gtk::TreeModel::Row newrow = *(tlmodel)->append();
 324                         newrow[tlcols.trackname]   = rui->route()->name();
 325                         newrow[tlcols.visible]     = true;
 326                         newrow[tlcols.color]       = rui->color();
 327                         newrow[tlcols.graph]       = res;
 328                 }
 329
 330
 331                 free(buf);
 332                 free(mixbuf);
 333
 334                 track_list_ready = true;
 335         } /* end lock */
 336
 337         fft_graph.redraw();
 338 }
 339
 340 void
 341 AnalysisWindow::source_selection_changed (Gtk::RadioButton *button)
 342 {
 343         // We are only interested in activation signals, not deactivation signals
 344         if (!button->get_active())
 345                 return;
 346
 347         /*
 348         cerr << "AnalysisWindow: signal source = ";
 349
 350         if (button == &source_selection_ranges_rb) {
 351                 cerr << "selected ranges" << endl;
 352
 353         } else if (button == &source_selection_regions_rb) {
 354                 cerr << "selected regions" << endl;
 355
 356         } else {
 357                 cerr << "unknown?" << endl;
 358         }
 359         */
 360 }
 361
 362 void
 363 AnalysisWindow::display_model_changed (Gtk::RadioButton *button)
 364 {
 365         // We are only interested in activation signals, not deactivation signals
 366         if (!button->get_active())
 367                 return;
 368
 369         /*
 370         cerr << "AnalysisWindow: display model = ";
 371
 372         if (button == &display_model_composite_separate_rb) {
 373                 cerr << "separate composites of tracks" << endl;
 374         } else if (button == &display_model_composite_all_tracks_rb) {
 375                 cerr << "composite of all tracks" << endl;
 376         } else {
 377                 cerr << "unknown?" << endl;
 378         }
 379         */
 380 }
 381
 382