libs/ardour/export_format_manager.cc

   1 /*
   2     Copyright (C) 2008 Paul Davis
   3     Author: Sakari Bergen
   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 "ardour/export_format_manager.h"
  22 #include "ardour/filesystem_paths.h"
  23
  24 #include "ardour/export_format_specification.h"
  25 #include "ardour/export_format_compatibility.h"
  26
  27 #include "pbd/i18n.h"
  28
  29 using std::string;
  30
  31 namespace ARDOUR
  32 {
  33
  34 ExportFormatManager::ExportFormatManager (ExportFormatSpecPtr specification) :
  35   pending_selection_change (false),
  36   universal_set (new ExportFormatBase ())
  37 {
  38         current_selection = specification;
  39
  40         init_compatibilities ();
  41         init_qualities ();
  42         init_formats ();
  43         init_sample_rates ();
  44
  45         prev_description = current_selection->description();
  46 }
  47
  48 ExportFormatManager::~ExportFormatManager ()
  49 {
  50
  51 }
  52
  53 void
  54 ExportFormatManager::init_compatibilities ()
  55 {
  56         ExportFormatCompatibilityPtr c_ptr;
  57
  58         c_ptr.reset (new ExportFormatCompatibility (_("CD")));
  59         c_ptr->add_sample_rate (ExportFormatBase::SR_44_1);
  60         c_ptr->add_format_id (ExportFormatBase::F_WAV);
  61         c_ptr->add_format_id (ExportFormatBase::F_AIFF);
  62         c_ptr->add_quality (ExportFormatBase::Q_LosslessLinear);
  63         c_ptr->add_sample_format (ExportFormatBase::SF_16);
  64         c_ptr->add_endianness (ExportFormatBase::E_FileDefault);
  65         add_compatibility (c_ptr);
  66
  67         c_ptr.reset (new ExportFormatCompatibility (_("DVD-A")));
  68         c_ptr->add_sample_rate (ExportFormatBase::SR_44_1);
  69         c_ptr->add_sample_rate (ExportFormatBase::SR_48);
  70         c_ptr->add_sample_rate (ExportFormatBase::SR_88_2);
  71         c_ptr->add_sample_rate (ExportFormatBase::SR_96);
  72         c_ptr->add_sample_rate (ExportFormatBase::SR_192);
  73         c_ptr->add_format_id (ExportFormatBase::F_WAV);
  74         c_ptr->add_format_id (ExportFormatBase::F_AIFF);
  75         c_ptr->add_quality (ExportFormatBase::Q_LosslessLinear);
  76         c_ptr->add_sample_format (ExportFormatBase::SF_16);
  77         c_ptr->add_sample_format (ExportFormatBase::SF_24);
  78         c_ptr->add_endianness (ExportFormatBase::E_FileDefault);
  79         add_compatibility (c_ptr);
  80
  81         c_ptr.reset (new ExportFormatCompatibility (_("iPod")));
  82         c_ptr->add_sample_rate (ExportFormatBase::SR_44_1);
  83         c_ptr->add_sample_rate (ExportFormatBase::SR_48);
  84         c_ptr->add_format_id (ExportFormatBase::F_WAV);
  85         c_ptr->add_format_id (ExportFormatBase::F_AIFF);
  86         c_ptr->add_quality (ExportFormatBase::Q_LosslessLinear);
  87         c_ptr->add_sample_format (ExportFormatBase::SF_16);
  88         c_ptr->add_sample_format (ExportFormatBase::SF_24);
  89         c_ptr->add_endianness (ExportFormatBase::E_FileDefault);
  90         add_compatibility (c_ptr);
  91
  92         c_ptr.reset (new ExportFormatCompatibility (_("Something else")));
  93         c_ptr->add_sample_rate (ExportFormatBase::SR_44_1);
  94         c_ptr->add_sample_rate (ExportFormatBase::SR_48);
  95         c_ptr->add_format_id (ExportFormatBase::F_WAV);
  96         c_ptr->add_format_id (ExportFormatBase::F_AIFF);
  97         c_ptr->add_format_id (ExportFormatBase::F_AU);
  98         c_ptr->add_format_id (ExportFormatBase::F_FLAC);
  99         c_ptr->add_quality (ExportFormatBase::Q_LosslessLinear);
 100         c_ptr->add_quality (ExportFormatBase::Q_LosslessCompression);
 101         c_ptr->add_sample_format (ExportFormatBase::SF_16);
 102         c_ptr->add_sample_format (ExportFormatBase::SF_24);
 103         c_ptr->add_sample_format (ExportFormatBase::SF_32);
 104         c_ptr->add_endianness (ExportFormatBase::E_FileDefault);
 105         add_compatibility (c_ptr);
 106 }
 107
 108 void
 109 ExportFormatManager::init_qualities ()
 110 {
 111         add_quality (QualityPtr (new QualityState (ExportFormatBase::Q_Any, _("Any"))));
 112         add_quality (QualityPtr (new QualityState (ExportFormatBase::Q_LosslessLinear, _("Lossless (linear PCM)"))));
 113         add_quality (QualityPtr (new QualityState (ExportFormatBase::Q_LossyCompression, _("Lossy compression"))));
 114         add_quality (QualityPtr (new QualityState (ExportFormatBase::Q_LosslessCompression, _("Lossless compression"))));
 115 }
 116
 117 void
 118 ExportFormatManager::init_formats ()
 119 {
 120         ExportFormatPtr f_ptr;
 121         ExportFormatLinear * fl_ptr;
 122
 123         f_ptr.reset (fl_ptr = new ExportFormatLinear ("AIFF", ExportFormatBase::F_AIFF));
 124         fl_ptr->add_sample_format (ExportFormatBase::SF_U8);
 125         fl_ptr->add_sample_format (ExportFormatBase::SF_8);
 126         fl_ptr->add_sample_format (ExportFormatBase::SF_16);
 127         fl_ptr->add_sample_format (ExportFormatBase::SF_24);
 128         fl_ptr->add_sample_format (ExportFormatBase::SF_32);
 129         fl_ptr->add_sample_format (ExportFormatBase::SF_Float);
 130         fl_ptr->add_sample_format (ExportFormatBase::SF_Double);
 131         fl_ptr->add_endianness (ExportFormatBase::E_Big);
 132         fl_ptr->set_default_sample_format (ExportFormatBase::SF_16);
 133         fl_ptr->set_extension ("aiff");
 134         add_format (f_ptr);
 135
 136         f_ptr.reset (fl_ptr = new ExportFormatLinear ("AU", ExportFormatBase::F_AU));
 137         fl_ptr->add_sample_format (ExportFormatBase::SF_8);
 138         fl_ptr->add_sample_format (ExportFormatBase::SF_16);
 139         fl_ptr->add_sample_format (ExportFormatBase::SF_24);
 140         fl_ptr->add_sample_format (ExportFormatBase::SF_32);
 141         fl_ptr->add_sample_format (ExportFormatBase::SF_Float);
 142         fl_ptr->add_sample_format (ExportFormatBase::SF_Double);
 143         fl_ptr->set_default_sample_format (ExportFormatBase::SF_16);
 144         fl_ptr->set_extension ("au");
 145         add_format (f_ptr);
 146
 147         f_ptr.reset (new ExportFormatBWF ());
 148         add_format (f_ptr);
 149
 150         f_ptr.reset (fl_ptr = new ExportFormatLinear ("IRCAM", ExportFormatBase::F_IRCAM));
 151         fl_ptr->add_sample_format (ExportFormatBase::SF_16);
 152         fl_ptr->add_sample_format (ExportFormatBase::SF_24);
 153         fl_ptr->add_sample_format (ExportFormatBase::SF_32);
 154         fl_ptr->add_sample_format (ExportFormatBase::SF_Float);
 155         fl_ptr->set_default_sample_format (ExportFormatBase::SF_24);
 156         fl_ptr->set_extension ("sf");
 157         add_format (f_ptr);
 158
 159         f_ptr.reset (fl_ptr = new ExportFormatLinear ("WAV", ExportFormatBase::F_WAV));
 160         fl_ptr->add_sample_format (ExportFormatBase::SF_U8);
 161         fl_ptr->add_sample_format (ExportFormatBase::SF_16);
 162         fl_ptr->add_sample_format (ExportFormatBase::SF_24);
 163         fl_ptr->add_sample_format (ExportFormatBase::SF_32);
 164         fl_ptr->add_sample_format (ExportFormatBase::SF_Float);
 165         fl_ptr->add_sample_format (ExportFormatBase::SF_Double);
 166         fl_ptr->add_endianness (ExportFormatBase::E_Little);
 167         fl_ptr->set_default_sample_format (ExportFormatBase::SF_16);
 168         fl_ptr->set_extension ("wav");
 169         add_format (f_ptr);
 170
 171         f_ptr.reset (fl_ptr = new ExportFormatLinear ("W64", ExportFormatBase::F_W64));
 172         fl_ptr->add_sample_format (ExportFormatBase::SF_U8);
 173         fl_ptr->add_sample_format (ExportFormatBase::SF_16);
 174         fl_ptr->add_sample_format (ExportFormatBase::SF_24);
 175         fl_ptr->add_sample_format (ExportFormatBase::SF_32);
 176         fl_ptr->add_sample_format (ExportFormatBase::SF_Float);
 177         fl_ptr->add_sample_format (ExportFormatBase::SF_Double);
 178         fl_ptr->set_default_sample_format (ExportFormatBase::SF_Double);
 179         fl_ptr->set_extension ("w64");
 180         add_format (f_ptr);
 181
 182         f_ptr.reset (fl_ptr = new ExportFormatLinear ("CAF", ExportFormatBase::F_CAF));
 183         fl_ptr->add_sample_format (ExportFormatBase::SF_U8);
 184         fl_ptr->add_sample_format (ExportFormatBase::SF_16);
 185         fl_ptr->add_sample_format (ExportFormatBase::SF_24);
 186         fl_ptr->add_sample_format (ExportFormatBase::SF_32);
 187         fl_ptr->add_sample_format (ExportFormatBase::SF_Float);
 188         fl_ptr->add_sample_format (ExportFormatBase::SF_Double);
 189         fl_ptr->set_default_sample_format (ExportFormatBase::SF_Float);
 190         fl_ptr->set_extension ("caf");
 191         add_format (f_ptr);
 192
 193         f_ptr.reset (fl_ptr = new ExportFormatLinear ("RAW", ExportFormatBase::F_RAW));
 194         fl_ptr->add_sample_format (ExportFormatBase::SF_U8);
 195         fl_ptr->add_sample_format (ExportFormatBase::SF_8);
 196         fl_ptr->add_sample_format (ExportFormatBase::SF_16);
 197         fl_ptr->add_sample_format (ExportFormatBase::SF_24);
 198         fl_ptr->add_sample_format (ExportFormatBase::SF_32);
 199         fl_ptr->add_sample_format (ExportFormatBase::SF_Float);
 200         fl_ptr->add_sample_format (ExportFormatBase::SF_Double);
 201         fl_ptr->set_default_sample_format (ExportFormatBase::SF_Float);
 202         fl_ptr->set_extension ("raw");
 203         add_format (f_ptr);
 204
 205         try {
 206                 f_ptr.reset (new ExportFormatOggVorbis ());
 207                 add_format (f_ptr);
 208         } catch (ExportFormatIncompatible & e) {}
 209
 210         try {
 211                 f_ptr.reset (new ExportFormatFLAC ());
 212                 add_format (f_ptr);
 213         } catch (ExportFormatIncompatible & e) {}
 214
 215         std::string unused;
 216         if (ArdourVideoToolPaths::transcoder_exe (unused, unused)) {
 217                 f_ptr.reset (new ExportFormatFFMPEG ("MP3", "mp3"));
 218                 add_format (f_ptr);
 219         }
 220 }
 221
 222 void
 223 ExportFormatManager::init_sample_rates ()
 224 {
 225         add_sample_rate (SampleRatePtr (new SampleRateState (ExportFormatBase::SR_Session, _("Session rate"))));
 226         add_sample_rate (SampleRatePtr (new SampleRateState (ExportFormatBase::SR_8,     string_compose ("%1%2%3 kHz", std::fixed, std::setprecision(0), 8))));
 227         add_sample_rate (SampleRatePtr (new SampleRateState (ExportFormatBase::SR_22_05, string_compose ("%1%2%3 kHz", std::fixed, std::setprecision(2), 22.05))));
 228         add_sample_rate (SampleRatePtr (new SampleRateState (ExportFormatBase::SR_44_1,  string_compose ("%1%2%3 kHz", std::fixed, std::setprecision(1), 44.1))));
 229         add_sample_rate (SampleRatePtr (new SampleRateState (ExportFormatBase::SR_48,    string_compose ("%1%2%3 kHz", std::fixed, std::setprecision(0), 48))));
 230         add_sample_rate (SampleRatePtr (new SampleRateState (ExportFormatBase::SR_88_2,  string_compose ("%1%2%3 kHz", std::fixed, std::setprecision(1), 88.2))));
 231         add_sample_rate (SampleRatePtr (new SampleRateState (ExportFormatBase::SR_96,    string_compose ("%1%2%3 kHz", std::fixed, std::setprecision(0), 96))));
 232         add_sample_rate (SampleRatePtr (new SampleRateState (ExportFormatBase::SR_176_4, string_compose ("%1%2%3 kHz", std::fixed, std::setprecision(0), 176.4))));
 233         add_sample_rate (SampleRatePtr (new SampleRateState (ExportFormatBase::SR_192,   string_compose ("%1%2%3 kHz", std::fixed, std::setprecision(0), 192))));
 234 }
 235
 236 void
 237 ExportFormatManager::add_compatibility (ExportFormatCompatibilityPtr ptr)
 238 {
 239         compatibilities.push_back (ptr);
 240         ptr->SelectChanged.connect_same_thread (*this,
 241                                                 boost::bind (&ExportFormatManager::change_compatibility_selection,
 242                                                              this, _1, WeakExportFormatCompatibilityPtr (ptr)));
 243 }
 244
 245 void
 246 ExportFormatManager::add_quality (QualityPtr ptr)
 247 {
 248         ptr->SelectChanged.connect_same_thread (*this, boost::bind (&ExportFormatManager::change_quality_selection, this, _1, WeakQualityPtr (ptr)));
 249         qualities.push_back (ptr);
 250 }
 251
 252 void
 253 ExportFormatManager::add_format (ExportFormatPtr ptr)
 254 {
 255         formats.push_back (ptr);
 256         ptr->SelectChanged.connect_same_thread (*this, boost::bind (&ExportFormatManager::change_format_selection, this, _1, WeakExportFormatPtr (ptr)));
 257         universal_set = universal_set->get_union (*ptr);
 258
 259         /* Encoding options */
 260
 261         boost::shared_ptr<HasSampleFormat> hsf;
 262
 263         if ((hsf = boost::dynamic_pointer_cast<HasSampleFormat> (ptr))) {
 264                 hsf->SampleFormatSelectChanged.connect_same_thread (*this, boost::bind (&ExportFormatManager::change_sample_format_selection, this, _1, _2));
 265                 hsf->DitherTypeSelectChanged.connect_same_thread (*this, boost::bind (&ExportFormatManager::change_dither_type_selection, this, _1, _2));
 266         }
 267 }
 268
 269 void
 270 ExportFormatManager::add_sample_rate (SampleRatePtr ptr)
 271 {
 272         ptr->SelectChanged.connect_same_thread (*this, boost::bind (&ExportFormatManager::change_sample_rate_selection, this, _1, WeakSampleRatePtr (ptr)));
 273         sample_rates.push_back (ptr);
 274 }
 275
 276 void
 277 ExportFormatManager::set_name (string name)
 278 {
 279         current_selection->set_name (name);
 280         check_for_description_change ();
 281 }
 282
 283 void
 284 ExportFormatManager::select_src_quality (ExportFormatBase::SRCQuality value)
 285 {
 286         current_selection->set_src_quality (value);
 287         check_for_description_change ();
 288 }
 289
 290 void
 291 ExportFormatManager::select_with_cue (bool value)
 292 {
 293         current_selection->set_with_cue (value);
 294         check_for_description_change ();
 295 }
 296
 297 void
 298 ExportFormatManager::select_with_toc (bool value)
 299 {
 300         current_selection->set_with_toc (value);
 301         check_for_description_change ();
 302 }
 303
 304 void
 305 ExportFormatManager::select_with_mp4chaps (bool value)
 306 {
 307         current_selection->set_with_mp4chaps (value);
 308         check_for_description_change ();
 309 }
 310
 311 void
 312 ExportFormatManager::set_command (std::string command)
 313 {
 314         current_selection->set_command (command);
 315         check_for_description_change ();
 316 }
 317
 318 void
 319 ExportFormatManager::select_trim_beginning (bool value)
 320 {
 321         current_selection->set_trim_beginning (value);
 322         check_for_description_change ();
 323 }
 324
 325 void
 326 ExportFormatManager::select_silence_beginning (AnyTime const & time)
 327 {
 328         current_selection->set_silence_beginning (time);
 329         check_for_description_change ();
 330 }
 331
 332 void
 333 ExportFormatManager::select_trim_end (bool value)
 334 {
 335         current_selection->set_trim_end (value);
 336         check_for_description_change ();
 337 }
 338
 339 void
 340 ExportFormatManager::select_silence_end (AnyTime const & time)
 341 {
 342         current_selection->set_silence_end (time);
 343         check_for_description_change ();
 344 }
 345
 346 void
 347 ExportFormatManager::select_normalize (bool value)
 348 {
 349         current_selection->set_normalize (value);
 350         check_for_description_change ();
 351 }
 352
 353 void
 354 ExportFormatManager::select_normalize_loudness (bool value)
 355 {
 356         current_selection->set_normalize_loudness (value);
 357         check_for_description_change ();
 358 }
 359
 360 void
 361 ExportFormatManager::select_normalize_dbfs (float value)
 362 {
 363         current_selection->set_normalize_dbfs (value);
 364         check_for_description_change ();
 365 }
 366
 367 void
 368 ExportFormatManager::select_normalize_lufs (float value)
 369 {
 370         current_selection->set_normalize_lufs (value);
 371         check_for_description_change ();
 372 }
 373
 374 void
 375 ExportFormatManager::select_normalize_dbtp (float value)
 376 {
 377         current_selection->set_normalize_dbtp (value);
 378         check_for_description_change ();
 379 }
 380
 381 void
 382 ExportFormatManager::select_tagging (bool tag)
 383 {
 384         current_selection->set_tag (tag);
 385         check_for_description_change ();
 386 }
 387
 388 void
 389 ExportFormatManager::change_compatibility_selection (bool select, WeakExportFormatCompatibilityPtr const & compat)
 390 {
 391         bool do_selection_changed = !pending_selection_change;
 392         if (!pending_selection_change) {
 393                 pending_selection_change = true;
 394         }
 395
 396         ExportFormatCompatibilityPtr ptr = compat.lock();
 397
 398         if (ptr && select) {
 399                 select_compatibility (ptr);
 400         }
 401
 402         if (do_selection_changed) {
 403                 selection_changed ();
 404         }
 405 }
 406
 407 void
 408 ExportFormatManager::change_quality_selection (bool select, WeakQualityPtr const & quality)
 409 {
 410         QualityPtr ptr = quality.lock ();
 411
 412         if (!ptr) {
 413                 return;
 414         }
 415
 416         if (select) {
 417                 select_quality (ptr);
 418         } else if (ptr->quality == current_selection->quality()) {
 419                 ptr.reset();
 420                 select_quality (ptr);
 421         }
 422 }
 423
 424 void
 425 ExportFormatManager::change_format_selection (bool select, WeakExportFormatPtr const & format)
 426 {
 427         ExportFormatPtr ptr = format.lock();
 428
 429         if (!ptr) {
 430                 return;
 431         }
 432
 433         if (select) {
 434                 select_format (ptr);
 435         } else if (ptr->get_format_id() == current_selection->format_id()) {
 436                 ptr.reset();
 437                 select_format (ptr);
 438         }
 439 }
 440
 441 void
 442 ExportFormatManager::change_sample_rate_selection (bool select, WeakSampleRatePtr const & rate)
 443 {
 444         SampleRatePtr ptr = rate.lock();
 445
 446         if (!ptr) {
 447                 return;
 448         }
 449
 450         if (select) {
 451                 select_sample_rate (ptr);
 452         } else if (ptr->rate == current_selection->sample_rate()) {
 453                 ptr.reset();
 454                 select_sample_rate (ptr);
 455         }
 456 }
 457
 458 void
 459 ExportFormatManager::change_sample_format_selection (bool select, WeakSampleFormatPtr const & format)
 460 {
 461         SampleFormatPtr ptr = format.lock();
 462
 463         if (!ptr) {
 464                 return;
 465         }
 466
 467         if (select) {
 468                 select_sample_format (ptr);
 469         } else if (ptr->format == current_selection->sample_format()) {
 470                 ptr.reset();
 471                 select_sample_format (ptr);
 472         }
 473 }
 474
 475 void
 476 ExportFormatManager::change_dither_type_selection (bool select, WeakDitherTypePtr const & type)
 477 {
 478         DitherTypePtr ptr = type.lock();
 479
 480         if (!ptr) {
 481                 return;
 482         }
 483
 484         if (select) {
 485                 select_dither_type (ptr);
 486         } else if (ptr->type == current_selection->dither_type()) {
 487                 ptr.reset();
 488                 select_dither_type (ptr);
 489         }
 490 }
 491
 492 void
 493 ExportFormatManager::select_compatibility (WeakExportFormatCompatibilityPtr const & /*compat*/)
 494 {
 495         /* Calculate compatibility intersection for the selection */
 496
 497         ExportFormatBasePtr compat_intersect = get_compatibility_intersection ();
 498
 499         /* Unselect incompatible items */
 500
 501         boost::shared_ptr<ExportFormatBase> select_intersect;
 502
 503         select_intersect = compat_intersect->get_intersection (*current_selection);
 504         if (select_intersect->qualities_empty()) {
 505                 select_quality (QualityPtr());
 506         }
 507
 508         select_intersect = compat_intersect->get_intersection (*current_selection);
 509         if (select_intersect->formats_empty()) {
 510                 select_format (ExportFormatPtr());
 511         }
 512
 513         select_intersect = compat_intersect->get_intersection (*current_selection);
 514         if (select_intersect->sample_rates_empty()) {
 515                 select_sample_rate (SampleRatePtr());
 516         }
 517
 518         select_intersect = compat_intersect->get_intersection (*current_selection);
 519         if (select_intersect->sample_formats_empty()) {
 520                 select_sample_format (SampleFormatPtr());
 521         }
 522 }
 523
 524 void
 525 ExportFormatManager::select_quality (QualityPtr const & quality)
 526 {
 527         bool do_selection_changed = !pending_selection_change;
 528         if (!pending_selection_change) {
 529                 pending_selection_change = true;
 530         }
 531
 532         if (quality) {
 533                 current_selection->set_quality (quality->quality);
 534
 535                 /* Deselect format if it is incompatible */
 536
 537                 ExportFormatPtr format = get_selected_format();
 538                 if (format && !format->has_quality (quality->quality)) {
 539                         format->set_selected (false);
 540                 }
 541
 542         } else {
 543                 current_selection->set_quality (ExportFormatBase::Q_None);
 544
 545                 QualityPtr current_quality = get_selected_quality();
 546                 if (current_quality) {
 547                         current_quality->set_selected (false);
 548                 }
 549
 550                 /* Note:
 551                  * A quality is never explicitly deselected without also deselecting the format
 552                  * so we don't need to deselect the format here.
 553                  * doing so causes extra complications
 554                  */
 555         }
 556
 557         if (do_selection_changed) {
 558                 selection_changed ();
 559         }
 560 }
 561
 562 void
 563 ExportFormatManager::select_format (ExportFormatPtr const & format)
 564 {
 565         bool do_selection_changed = !pending_selection_change;
 566         if (!pending_selection_change) {
 567                 pending_selection_change = true;
 568         }
 569
 570         current_selection->set_format (format);
 571
 572         if (format) {
 573
 574                 /* Slect right quality for format */
 575
 576                 ExportFormatBase::Quality quality = format->get_quality();
 577                 for (QualityList::iterator it = qualities.begin (); it != qualities.end (); ++it) {
 578                         if ((*it)->quality == quality) {
 579                                 (*it)->set_selected (true);
 580                         } else {
 581                                 (*it)->set_selected (false);
 582                         }
 583                 }
 584
 585                 /* Handle sample formats */
 586
 587                 ExportFormatBase::SampleFormat format_to_select;
 588                 if (format->sample_format_is_compatible (current_selection->sample_format())) {
 589                         format_to_select = current_selection->sample_format();
 590                 } else {
 591                         format_to_select = format->default_sample_format();
 592                 }
 593
 594                 boost::shared_ptr<HasSampleFormat> hsf;
 595                 if ((hsf = boost::dynamic_pointer_cast<HasSampleFormat> (format))) {
 596                         SampleFormatList sample_formats = hsf->get_sample_formats();
 597                         for (SampleFormatList::iterator it = sample_formats.begin (); it != sample_formats.end (); ++it) {
 598                                 if ((*it)->format == format_to_select) {
 599                                         (*it)->set_selected (true);
 600                                 } else {
 601                                         (*it)->set_selected (false);
 602                                 }
 603                         }
 604                 }
 605
 606                 current_selection->set_sample_format (format_to_select);
 607
 608         } else {
 609                 ExportFormatPtr current_format = get_selected_format ();
 610                 if (current_format) {
 611                         current_format->set_selected (false);
 612                 }
 613         }
 614
 615         if (do_selection_changed) {
 616                 selection_changed ();
 617         }
 618 }
 619
 620 void
 621 ExportFormatManager::select_sample_rate (SampleRatePtr const & rate)
 622 {
 623
 624         bool do_selection_changed = !pending_selection_change;
 625         if (!pending_selection_change) {
 626                 pending_selection_change = true;
 627         }
 628
 629         if (rate) {
 630                 current_selection->set_sample_rate (rate->rate);
 631         } else {
 632                 current_selection->set_sample_rate (ExportFormatBase::SR_None);
 633
 634                 SampleRatePtr current_rate = get_selected_sample_rate();
 635                 if (current_rate) {
 636                         current_rate->set_selected (false);
 637                 }
 638         }
 639
 640         if (do_selection_changed) {
 641                 selection_changed ();
 642         }
 643 }
 644
 645 void
 646 ExportFormatManager::select_sample_format (SampleFormatPtr const & format)
 647 {
 648
 649         bool do_selection_changed = !pending_selection_change;
 650         if (!pending_selection_change) {
 651                 pending_selection_change = true;
 652         }
 653
 654         if (format) {
 655                 current_selection->set_sample_format (format->format);
 656         } else {
 657                 current_selection->set_sample_format (ExportFormatBase::SF_None);
 658
 659                 SampleFormatPtr current_format = get_selected_sample_format();
 660                 if (current_format) {
 661                         current_format->set_selected (false);
 662                 }
 663         }
 664
 665         if (do_selection_changed) {
 666                 selection_changed ();
 667         }
 668 }
 669
 670 void
 671 ExportFormatManager::select_dither_type (DitherTypePtr const & type)
 672 {
 673
 674         bool do_selection_changed = !pending_selection_change;
 675         if (!pending_selection_change) {
 676                 pending_selection_change = true;
 677         }
 678
 679         if (type) {
 680                 current_selection->set_dither_type (type->type);
 681         } else {
 682                 current_selection->set_dither_type (ExportFormatBase::D_None);
 683         }
 684
 685         if (do_selection_changed) {
 686                 selection_changed ();
 687         }
 688 }
 689
 690 void
 691 ExportFormatManager::selection_changed ()
 692 {
 693         /* Get a list of incompatible compatibility selections */
 694
 695         CompatList incompatibles;
 696         for (CompatList::iterator it = compatibilities.begin(); it != compatibilities.end(); ++it) {
 697                 if (!current_selection->is_compatible_with (**it)) {
 698                         incompatibles.push_back (*it);
 699                 }
 700         }
 701
 702         /* Deselect them */
 703
 704         for (CompatList::iterator it = incompatibles.begin(); it != incompatibles.end(); ++it) {
 705                 (*it)->set_selected (false);
 706         }
 707
 708         /* Mark compatibility for everything necessary */
 709
 710         std::set<ExportFormatBase::Quality> compatible_qualities;
 711         ExportFormatBasePtr compat_intersect = get_compatibility_intersection ();
 712         ExportFormatCompatibility global_compat (*compat_intersect);
 713
 714         for (FormatList::iterator it = formats.begin(); it != formats.end(); ++it) {
 715                 if ((*it)->set_compatibility_state (global_compat)) {
 716                         compatible_qualities.insert ((*it)->get_quality());
 717                 }
 718         }
 719
 720         bool any_quality_compatible = true;
 721         for (QualityList::iterator it = qualities.begin(); it != qualities.end(); ++it) {
 722                 if (compatible_qualities.find((*it)->quality) != compatible_qualities.end()) {
 723                         (*it)->set_compatible (true);
 724
 725                 } else {
 726                         (*it)->set_compatible (false);
 727
 728                         if ((*it)->quality != ExportFormatBase::Q_Any) {
 729                                 any_quality_compatible = false;
 730                         }
 731                 }
 732         }
 733
 734         if (any_quality_compatible) {
 735                 for (QualityList::iterator it = qualities.begin(); it != qualities.end(); ++it) {
 736                         if ((*it)->quality == ExportFormatBase::Q_Any) {
 737                                 (*it)->set_compatible (true);
 738                                 break;
 739                         }
 740                 }
 741         }
 742
 743         for (SampleRateList::iterator it = sample_rates.begin(); it != sample_rates.end(); ++it) {
 744                 if (compat_intersect->has_sample_rate ((*it)->rate)) {
 745                         (*it)->set_compatible (true);
 746                 } else {
 747                         (*it)->set_compatible (false);
 748                 }
 749         }
 750
 751         boost::shared_ptr<HasSampleFormat> hsf;
 752         if ((hsf = boost::dynamic_pointer_cast<HasSampleFormat> (get_selected_format()))) {
 753
 754                 SampleFormatList sf_list = hsf->get_sample_formats();
 755                 for (SampleFormatList::iterator it = sf_list.begin(); it != sf_list.end(); ++it) {
 756                         if (compat_intersect->has_sample_format ((*it)->format)) {
 757                                 (*it)->set_compatible (true);
 758                         } else {
 759                                 (*it)->set_compatible (false);
 760                         }
 761                 }
 762
 763         }
 764
 765         /* Signal completeness and possible description change */
 766
 767         CompleteChanged (current_selection->is_complete());
 768         check_for_description_change ();
 769
 770         /* Reset pending state */
 771
 772         pending_selection_change = false;
 773 }
 774
 775 void
 776 ExportFormatManager::check_for_description_change ()
 777 {
 778         std::string new_description = current_selection->description();
 779         if (new_description == prev_description) { return; }
 780
 781         prev_description = new_description;
 782         DescriptionChanged();
 783 }
 784
 785 ExportFormatManager::QualityPtr
 786 ExportFormatManager::get_selected_quality ()
 787 {
 788         for (QualityList::iterator it = qualities.begin(); it != qualities.end(); ++it) {
 789                 if ((*it)->selected()) {
 790                         return *it;
 791                 }
 792         }
 793
 794         return QualityPtr();
 795 }
 796
 797 ExportFormatPtr
 798 ExportFormatManager::get_selected_format ()
 799 {
 800         ExportFormatPtr format;
 801
 802         for (FormatList::iterator it = formats.begin(); it != formats.end(); ++it) {
 803                 if ((*it)->selected()) {
 804                         return *it;
 805                 }
 806         }
 807
 808         return format;
 809 }
 810
 811 ExportFormatManager::SampleRatePtr
 812 ExportFormatManager::get_selected_sample_rate ()
 813 {
 814         for (SampleRateList::iterator it = sample_rates.begin(); it != sample_rates.end(); ++it) {
 815                 if ((*it)->selected()) {
 816                         return *it;
 817                 }
 818         }
 819
 820         return SampleRatePtr();
 821 }
 822
 823 ExportFormatManager::SampleFormatPtr
 824 ExportFormatManager::get_selected_sample_format ()
 825 {
 826         boost::shared_ptr<HasSampleFormat> hsf;
 827
 828         if ((hsf = boost::dynamic_pointer_cast<HasSampleFormat> (get_selected_format()))) {
 829                 return hsf->get_selected_sample_format ();
 830         } else {
 831                 return SampleFormatPtr ();
 832         }
 833 }
 834
 835
 836 ExportFormatBasePtr
 837 ExportFormatManager::get_compatibility_intersection ()
 838 {
 839         ExportFormatBasePtr compat_intersect = universal_set;
 840
 841         for (CompatList::iterator it = compatibilities.begin(); it != compatibilities.end(); ++it) {
 842                 if ((*it)->selected ()) {
 843                         compat_intersect = compat_intersect->get_intersection (**it);
 844                 }
 845         }
 846
 847         return compat_intersect;
 848 }
 849
 850 }; // namespace ARDOUR