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