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
  23 #include "ardour/export_format_specification.h"
  24 #include "ardour/export_format_compatibility.h"
  25
  26 #include "i18n.h"
  27
  28 using std::string;
  29
  30 namespace ARDOUR
  31 {
  32
  33 ExportFormatManager::ExportFormatManager (ExportFormatSpecPtr specification) :
  34   pending_selection_change (false),
  35   universal_set (new ExportFormatBase ())
  36 {
  37         current_selection = specification;
  38
  39         init_compatibilities ();
  40         init_qualities ();
  41         init_formats ();
  42         init_sample_rates ();
  43
  44         prev_description = current_selection->description();
  45 }
  46
  47 ExportFormatManager::~ExportFormatManager ()
  48 {
  49
  50 }
  51
  52 void
  53 ExportFormatManager::init_compatibilities ()
  54 {
  55         ExportFormatCompatibilityPtr c_ptr;
  56
  57         c_ptr.reset (new ExportFormatCompatibility (_("CD")));
  58         c_ptr->add_sample_rate (ExportFormatBase::SR_44_1);
  59         c_ptr->add_format_id (ExportFormatBase::F_WAV);
  60         c_ptr->add_format_id (ExportFormatBase::F_AIFF);
  61         c_ptr->add_quality (ExportFormatBase::Q_LosslessLinear);
  62         c_ptr->add_sample_format (ExportFormatBase::SF_16);
  63         c_ptr->add_endianness (ExportFormatBase::E_FileDefault);
  64         add_compatibility (c_ptr);
  65
  66         c_ptr.reset (new ExportFormatCompatibility (_("DVD-A")));
  67         c_ptr->add_sample_rate (ExportFormatBase::SR_44_1);
  68         c_ptr->add_sample_rate (ExportFormatBase::SR_48);
  69         c_ptr->add_sample_rate (ExportFormatBase::SR_88_2);
  70         c_ptr->add_sample_rate (ExportFormatBase::SR_96);
  71         c_ptr->add_sample_rate (ExportFormatBase::SR_192);
  72         c_ptr->add_format_id (ExportFormatBase::F_WAV);
  73         c_ptr->add_format_id (ExportFormatBase::F_AIFF);
  74         c_ptr->add_quality (ExportFormatBase::Q_LosslessLinear);
  75         c_ptr->add_sample_format (ExportFormatBase::SF_16);
  76         c_ptr->add_sample_format (ExportFormatBase::SF_24);
  77         c_ptr->add_endianness (ExportFormatBase::E_FileDefault);
  78         add_compatibility (c_ptr);
  79
  80         c_ptr.reset (new ExportFormatCompatibility (_("iPod")));
  81         c_ptr->add_sample_rate (ExportFormatBase::SR_44_1);
  82         c_ptr->add_sample_rate (ExportFormatBase::SR_48);
  83         c_ptr->add_format_id (ExportFormatBase::F_WAV);
  84         c_ptr->add_format_id (ExportFormatBase::F_AIFF);
  85         c_ptr->add_quality (ExportFormatBase::Q_LosslessLinear);
  86         c_ptr->add_sample_format (ExportFormatBase::SF_16);
  87         c_ptr->add_sample_format (ExportFormatBase::SF_24);
  88         c_ptr->add_endianness (ExportFormatBase::E_FileDefault);
  89         add_compatibility (c_ptr);
  90
  91         c_ptr.reset (new ExportFormatCompatibility (_("Something else")));
  92         c_ptr->add_sample_rate (ExportFormatBase::SR_44_1);
  93         c_ptr->add_sample_rate (ExportFormatBase::SR_48);
  94         c_ptr->add_format_id (ExportFormatBase::F_WAV);
  95         c_ptr->add_format_id (ExportFormatBase::F_AIFF);
  96         c_ptr->add_format_id (ExportFormatBase::F_AU);
  97         c_ptr->add_format_id (ExportFormatBase::F_FLAC);
  98         c_ptr->add_quality (ExportFormatBase::Q_LosslessLinear);
  99         c_ptr->add_quality (ExportFormatBase::Q_LosslessCompression);
 100         c_ptr->add_sample_format (ExportFormatBase::SF_16);
 101         c_ptr->add_sample_format (ExportFormatBase::SF_24);
 102         c_ptr->add_sample_format (ExportFormatBase::SF_32);
 103         c_ptr->add_endianness (ExportFormatBase::E_FileDefault);
 104         add_compatibility (c_ptr);
 105 }
 106
 107 void
 108 ExportFormatManager::init_qualities ()
 109 {
 110         add_quality (QualityPtr (new QualityState (ExportFormatBase::Q_Any, _("Any"))));
 111         add_quality (QualityPtr (new QualityState (ExportFormatBase::Q_LosslessLinear, _("Lossless (linear PCM)"))));
 112         add_quality (QualityPtr (new QualityState (ExportFormatBase::Q_LossyCompression, _("Lossy compression"))));
 113         add_quality (QualityPtr (new QualityState (ExportFormatBase::Q_LosslessCompression, _("Lossless compression"))));
 114 }
 115
 116 void
 117 ExportFormatManager::init_formats ()
 118 {
 119         ExportFormatPtr f_ptr;
 120         ExportFormatLinear * fl_ptr;
 121
 122         f_ptr.reset (fl_ptr = new ExportFormatLinear ("AIFF", ExportFormatBase::F_AIFF));
 123         fl_ptr->add_sample_format (ExportFormatBase::SF_U8);
 124         fl_ptr->add_sample_format (ExportFormatBase::SF_8);
 125         fl_ptr->add_sample_format (ExportFormatBase::SF_16);
 126         fl_ptr->add_sample_format (ExportFormatBase::SF_24);
 127         fl_ptr->add_sample_format (ExportFormatBase::SF_32);
 128         fl_ptr->add_sample_format (ExportFormatBase::SF_Float);
 129         fl_ptr->add_sample_format (ExportFormatBase::SF_Double);
 130         fl_ptr->add_endianness (ExportFormatBase::E_Big);
 131         fl_ptr->set_default_sample_format (ExportFormatBase::SF_16);
 132         fl_ptr->set_extension ("aiff");
 133         add_format (f_ptr);
 134
 135         f_ptr.reset (fl_ptr = new ExportFormatLinear ("AU", ExportFormatBase::F_AU));
 136         fl_ptr->add_sample_format (ExportFormatBase::SF_8);
 137         fl_ptr->add_sample_format (ExportFormatBase::SF_16);
 138         fl_ptr->add_sample_format (ExportFormatBase::SF_24);
 139         fl_ptr->add_sample_format (ExportFormatBase::SF_32);
 140         fl_ptr->add_sample_format (ExportFormatBase::SF_Float);
 141         fl_ptr->add_sample_format (ExportFormatBase::SF_Double);
 142         fl_ptr->set_default_sample_format (ExportFormatBase::SF_16);
 143         fl_ptr->set_extension ("au");
 144         add_format (f_ptr);
 145
 146         f_ptr.reset (new ExportFormatBWF ());
 147         add_format (f_ptr);
 148
 149         f_ptr.reset (fl_ptr = new ExportFormatLinear ("IRCAM", ExportFormatBase::F_IRCAM));
 150         fl_ptr->add_sample_format (ExportFormatBase::SF_16);
 151         fl_ptr->add_sample_format (ExportFormatBase::SF_24);
 152         fl_ptr->add_sample_format (ExportFormatBase::SF_32);
 153         fl_ptr->add_sample_format (ExportFormatBase::SF_Float);
 154         fl_ptr->set_default_sample_format (ExportFormatBase::SF_24);
 155         fl_ptr->set_extension ("sf");
 156         add_format (f_ptr);
 157
 158         f_ptr.reset (fl_ptr = new ExportFormatLinear ("WAV", ExportFormatBase::F_WAV));
 159         fl_ptr->add_sample_format (ExportFormatBase::SF_U8);
 160         fl_ptr->add_sample_format (ExportFormatBase::SF_16);
 161         fl_ptr->add_sample_format (ExportFormatBase::SF_24);
 162         fl_ptr->add_sample_format (ExportFormatBase::SF_32);
 163         fl_ptr->add_sample_format (ExportFormatBase::SF_Float);
 164         fl_ptr->add_sample_format (ExportFormatBase::SF_Double);
 165         fl_ptr->add_endianness (ExportFormatBase::E_Little);
 166         fl_ptr->set_default_sample_format (ExportFormatBase::SF_16);
 167         fl_ptr->set_extension ("wav");
 168         add_format (f_ptr);
 169
 170         f_ptr.reset (fl_ptr = new ExportFormatLinear ("W64", ExportFormatBase::F_W64));
 171         fl_ptr->add_sample_format (ExportFormatBase::SF_U8);
 172         fl_ptr->add_sample_format (ExportFormatBase::SF_16);
 173         fl_ptr->add_sample_format (ExportFormatBase::SF_24);
 174         fl_ptr->add_sample_format (ExportFormatBase::SF_32);
 175         fl_ptr->add_sample_format (ExportFormatBase::SF_Float);
 176         fl_ptr->add_sample_format (ExportFormatBase::SF_Double);
 177         fl_ptr->set_default_sample_format (ExportFormatBase::SF_Double);
 178         fl_ptr->set_extension ("w64");
 179         add_format (f_ptr);
 180
 181         f_ptr.reset (fl_ptr = new ExportFormatLinear ("CAF", ExportFormatBase::F_CAF));
 182         fl_ptr->add_sample_format (ExportFormatBase::SF_U8);
 183         fl_ptr->add_sample_format (ExportFormatBase::SF_16);
 184         fl_ptr->add_sample_format (ExportFormatBase::SF_24);
 185         fl_ptr->add_sample_format (ExportFormatBase::SF_32);
 186         fl_ptr->add_sample_format (ExportFormatBase::SF_Float);
 187         fl_ptr->add_sample_format (ExportFormatBase::SF_Double);
 188         fl_ptr->set_default_sample_format (ExportFormatBase::SF_Float);
 189         fl_ptr->set_extension ("caf");
 190         add_format (f_ptr);
 191
 192         f_ptr.reset (fl_ptr = new ExportFormatLinear ("RAW", ExportFormatBase::F_RAW));
 193         fl_ptr->add_sample_format (ExportFormatBase::SF_U8);
 194         fl_ptr->add_sample_format (ExportFormatBase::SF_8);
 195         fl_ptr->add_sample_format (ExportFormatBase::SF_16);
 196         fl_ptr->add_sample_format (ExportFormatBase::SF_24);
 197         fl_ptr->add_sample_format (ExportFormatBase::SF_32);
 198         fl_ptr->add_sample_format (ExportFormatBase::SF_Float);
 199         fl_ptr->add_sample_format (ExportFormatBase::SF_Double);
 200         fl_ptr->set_default_sample_format (ExportFormatBase::SF_Float);
 201         fl_ptr->set_extension ("raw");
 202         add_format (f_ptr);
 203
 204         try {
 205                 f_ptr.reset (new ExportFormatOggVorbis ());
 206                 add_format (f_ptr);
 207         } catch (ExportFormatIncompatible & e) {}
 208
 209         try {
 210                 f_ptr.reset (new ExportFormatFLAC ());
 211                 add_format (f_ptr);
 212         } catch (ExportFormatIncompatible & e) {}
 213 }
 214
 215 void
 216 ExportFormatManager::init_sample_rates ()
 217 {
 218         add_sample_rate (SampleRatePtr (new SampleRateState (ExportFormatBase::SR_Session, _("Session rate"))));
 219         add_sample_rate (SampleRatePtr (new SampleRateState (ExportFormatBase::SR_8, "8 kHz")));
 220         add_sample_rate (SampleRatePtr (new SampleRateState (ExportFormatBase::SR_22_05, "22,05 kHz")));
 221         add_sample_rate (SampleRatePtr (new SampleRateState (ExportFormatBase::SR_44_1, "44,1 kHz")));
 222         add_sample_rate (SampleRatePtr (new SampleRateState (ExportFormatBase::SR_48, "48 kHz")));
 223         add_sample_rate (SampleRatePtr (new SampleRateState (ExportFormatBase::SR_88_2, "88,2 kHz")));
 224         add_sample_rate (SampleRatePtr (new SampleRateState (ExportFormatBase::SR_96, "96 kHz")));
 225         add_sample_rate (SampleRatePtr (new SampleRateState (ExportFormatBase::SR_192, "192 kHz")));
 226 }
 227
 228 void
 229 ExportFormatManager::add_compatibility (ExportFormatCompatibilityPtr ptr)
 230 {
 231         compatibilities.push_back (ptr);
 232         ptr->SelectChanged.connect_same_thread (*this,
 233                                                 boost::bind (&ExportFormatManager::change_compatibility_selection,
 234                                                              this, _1, WeakExportFormatCompatibilityPtr (ptr)));
 235 }
 236
 237 void
 238 ExportFormatManager::add_quality (QualityPtr ptr)
 239 {
 240         ptr->SelectChanged.connect_same_thread (*this, boost::bind (&ExportFormatManager::change_quality_selection, this, _1, WeakQualityPtr (ptr)));
 241         qualities.push_back (ptr);
 242 }
 243
 244 void
 245 ExportFormatManager::add_format (ExportFormatPtr ptr)
 246 {
 247         formats.push_back (ptr);
 248         ptr->SelectChanged.connect_same_thread (*this, boost::bind (&ExportFormatManager::change_format_selection, this, _1, WeakExportFormatPtr (ptr)));
 249         universal_set = universal_set->get_union (*ptr);
 250
 251         /* Encoding options */
 252
 253         boost::shared_ptr<HasSampleFormat> hsf;
 254
 255         if ((hsf = boost::dynamic_pointer_cast<HasSampleFormat> (ptr))) {
 256                 hsf->SampleFormatSelectChanged.connect_same_thread (*this, boost::bind (&ExportFormatManager::change_sample_format_selection, this, _1, _2));
 257                 hsf->DitherTypeSelectChanged.connect_same_thread (*this, boost::bind (&ExportFormatManager::change_dither_type_selection, this, _1, _2));
 258         }
 259 }
 260
 261 void
 262 ExportFormatManager::add_sample_rate (SampleRatePtr ptr)
 263 {
 264         ptr->SelectChanged.connect_same_thread (*this, boost::bind (&ExportFormatManager::change_sample_rate_selection, this, _1, WeakSampleRatePtr (ptr)));
 265         sample_rates.push_back (ptr);
 266 }
 267
 268 void
 269 ExportFormatManager::set_name (string name)
 270 {
 271         current_selection->set_name (name);
 272         check_for_description_change ();
 273 }
 274
 275 void
 276 ExportFormatManager::select_src_quality (ExportFormatBase::SRCQuality value)
 277 {
 278         current_selection->set_src_quality (value);
 279         check_for_description_change ();
 280 }
 281
 282 void
 283 ExportFormatManager::select_with_cue (bool value)
 284 {
 285         current_selection->set_with_cue (value);
 286         check_for_description_change ();
 287 }
 288
 289 void
 290 ExportFormatManager::select_with_toc (bool value)
 291 {
 292         current_selection->set_with_toc (value);
 293         check_for_description_change ();
 294 }
 295
 296 void
 297 ExportFormatManager::select_upload (bool value)
 298 {
 299         current_selection->set_upload (value);
 300         check_for_description_change ();
 301 }
 302
 303 ExportFormatManager::select_trim_beginning (bool value)
 304 {
 305         current_selection->set_trim_beginning (value);
 306         check_for_description_change ();
 307 }
 308
 309 void
 310 ExportFormatManager::select_silence_beginning (AnyTime const & time)
 311 {
 312         current_selection->set_silence_beginning (time);
 313         check_for_description_change ();
 314 }
 315
 316 void
 317 ExportFormatManager::select_trim_end (bool value)
 318 {
 319         current_selection->set_trim_end (value);
 320         check_for_description_change ();
 321 }
 322
 323 void
 324 ExportFormatManager::select_silence_end (AnyTime const & time)
 325 {
 326         current_selection->set_silence_end (time);
 327         check_for_description_change ();
 328 }
 329
 330 void
 331 ExportFormatManager::select_normalize (bool value)
 332 {
 333         current_selection->set_normalize (value);
 334         check_for_description_change ();
 335 }
 336
 337 void
 338 ExportFormatManager::select_normalize_target (float value)
 339 {
 340         current_selection->set_normalize_target (value);
 341         check_for_description_change ();
 342 }
 343
 344 void
 345 ExportFormatManager::select_tagging (bool tag)
 346 {
 347         current_selection->set_tag (tag);
 348         check_for_description_change ();
 349 }
 350
 351 void
 352 ExportFormatManager::change_compatibility_selection (bool select, WeakExportFormatCompatibilityPtr const & compat)
 353 {
 354         bool do_selection_changed = !pending_selection_change;
 355         if (!pending_selection_change) {
 356                 pending_selection_change = true;
 357         }
 358
 359         ExportFormatCompatibilityPtr ptr = compat.lock();
 360
 361         if (ptr && select) {
 362                 select_compatibility (ptr);
 363         }
 364
 365         if (do_selection_changed) {
 366                 selection_changed ();
 367         }
 368 }
 369
 370 void
 371 ExportFormatManager::change_quality_selection (bool select, WeakQualityPtr const & quality)
 372 {
 373         QualityPtr ptr = quality.lock ();
 374
 375         if (!ptr) {
 376                 return;
 377         }
 378
 379         if (select) {
 380                 select_quality (ptr);
 381         } else if (ptr->quality == current_selection->quality()) {
 382                 ptr.reset();
 383                 select_quality (ptr);
 384         }
 385 }
 386
 387 void
 388 ExportFormatManager::change_format_selection (bool select, WeakExportFormatPtr const & format)
 389 {
 390         ExportFormatPtr ptr = format.lock();
 391
 392         if (!ptr) {
 393                 return;
 394         }
 395
 396         if (select) {
 397                 select_format (ptr);
 398         } else if (ptr->get_format_id() == current_selection->format_id()) {
 399                 ptr.reset();
 400                 select_format (ptr);
 401         }
 402 }
 403
 404 void
 405 ExportFormatManager::change_sample_rate_selection (bool select, WeakSampleRatePtr const & rate)
 406 {
 407         SampleRatePtr ptr = rate.lock();
 408
 409         if (!ptr) {
 410                 return;
 411         }
 412
 413         if (select) {
 414                 select_sample_rate (ptr);
 415         } else if (ptr->rate == current_selection->sample_rate()) {
 416                 ptr.reset();
 417                 select_sample_rate (ptr);
 418         }
 419 }
 420
 421 void
 422 ExportFormatManager::change_sample_format_selection (bool select, WeakSampleFormatPtr const & format)
 423 {
 424         SampleFormatPtr ptr = format.lock();
 425
 426         if (!ptr) {
 427                 return;
 428         }
 429
 430         if (select) {
 431                 select_sample_format (ptr);
 432         } else if (ptr->format == current_selection->sample_format()) {
 433                 ptr.reset();
 434                 select_sample_format (ptr);
 435         }
 436 }
 437
 438 void
 439 ExportFormatManager::change_dither_type_selection (bool select, WeakDitherTypePtr const & type)
 440 {
 441         DitherTypePtr ptr = type.lock();
 442
 443         if (!ptr) {
 444                 return;
 445         }
 446
 447         if (select) {
 448                 select_dither_type (ptr);
 449         } else if (ptr->type == current_selection->dither_type()) {
 450                 ptr.reset();
 451                 select_dither_type (ptr);
 452         }
 453 }
 454
 455 void
 456 ExportFormatManager::select_compatibility (WeakExportFormatCompatibilityPtr const & /*compat*/)
 457 {
 458         /* Calculate compatibility intersection for the selection */
 459
 460         ExportFormatBasePtr compat_intersect = get_compatibility_intersection ();
 461
 462         /* Unselect incompatible items */
 463
 464         boost::shared_ptr<ExportFormatBase> select_intersect;
 465
 466         select_intersect = compat_intersect->get_intersection (*current_selection);
 467         if (select_intersect->qualities_empty()) {
 468                 select_quality (QualityPtr());
 469         }
 470
 471         select_intersect = compat_intersect->get_intersection (*current_selection);
 472         if (select_intersect->formats_empty()) {
 473                 select_format (ExportFormatPtr());
 474         }
 475
 476         select_intersect = compat_intersect->get_intersection (*current_selection);
 477         if (select_intersect->sample_rates_empty()) {
 478                 select_sample_rate (SampleRatePtr());
 479         }
 480
 481         select_intersect = compat_intersect->get_intersection (*current_selection);
 482         if (select_intersect->sample_formats_empty()) {
 483                 select_sample_format (SampleFormatPtr());
 484         }
 485 }
 486
 487 void
 488 ExportFormatManager::select_quality (QualityPtr const & quality)
 489 {
 490         bool do_selection_changed = !pending_selection_change;
 491         if (!pending_selection_change) {
 492                 pending_selection_change = true;
 493         }
 494
 495         if (quality) {
 496                 current_selection->set_quality (quality->quality);
 497
 498                 /* Deselect format if it is incompatible */
 499
 500                 ExportFormatPtr format = get_selected_format();
 501                 if (format && !format->has_quality (quality->quality)) {
 502                         format->set_selected (false);
 503                 }
 504
 505         } else {
 506                 current_selection->set_quality (ExportFormatBase::Q_None);
 507
 508                 QualityPtr current_quality = get_selected_quality();
 509                 if (current_quality) {
 510                         current_quality->set_selected (false);
 511                 }
 512
 513                 /* Note:
 514                  * A quality is never explicitly deselected without also deselecting the format
 515                  * so we don't need to deselect the format here.
 516                  * doing so causes extra complications
 517                  */
 518         }
 519
 520         if (do_selection_changed) {
 521                 selection_changed ();
 522         }
 523 }
 524
 525 void
 526 ExportFormatManager::select_format (ExportFormatPtr const & format)
 527 {
 528         bool do_selection_changed = !pending_selection_change;
 529         if (!pending_selection_change) {
 530                 pending_selection_change = true;
 531         }
 532
 533         current_selection->set_format (format);
 534
 535         if (format) {
 536
 537                 /* Slect right quality for format */
 538
 539                 ExportFormatBase::Quality quality = format->get_quality();
 540                 for (QualityList::iterator it = qualities.begin (); it != qualities.end (); ++it) {
 541                         if ((*it)->quality == quality) {
 542                                 (*it)->set_selected (true);
 543                         } else {
 544                                 (*it)->set_selected (false);
 545                         }
 546                 }
 547
 548                 /* Handle sample formats */
 549
 550                 ExportFormatBase::SampleFormat format_to_select;
 551                 if (format->sample_format_is_compatible (current_selection->sample_format())) {
 552                         format_to_select = current_selection->sample_format();
 553                 } else {
 554                         format_to_select = format->default_sample_format();
 555                 }
 556
 557                 boost::shared_ptr<HasSampleFormat> hsf;
 558                 if ((hsf = boost::dynamic_pointer_cast<HasSampleFormat> (format))) {
 559                         SampleFormatList sample_formats = hsf->get_sample_formats();
 560                         for (SampleFormatList::iterator it = sample_formats.begin (); it != sample_formats.end (); ++it) {
 561                                 if ((*it)->format == format_to_select) {
 562                                         (*it)->set_selected (true);
 563                                 } else {
 564                                         (*it)->set_selected (false);
 565                                 }
 566                         }
 567                 }
 568
 569                 current_selection->set_sample_format (format_to_select);
 570
 571         } else {
 572                 ExportFormatPtr current_format = get_selected_format ();
 573                 if (current_format) {
 574                         current_format->set_selected (false);
 575                 }
 576         }
 577
 578         if (do_selection_changed) {
 579                 selection_changed ();
 580         }
 581 }
 582
 583 void
 584 ExportFormatManager::select_sample_rate (SampleRatePtr const & rate)
 585 {
 586
 587         bool do_selection_changed = !pending_selection_change;
 588         if (!pending_selection_change) {
 589                 pending_selection_change = true;
 590         }
 591
 592         if (rate) {
 593                 current_selection->set_sample_rate (rate->rate);
 594         } else {
 595                 current_selection->set_sample_rate (ExportFormatBase::SR_None);
 596
 597                 SampleRatePtr current_rate = get_selected_sample_rate();
 598                 if (current_rate) {
 599                         current_rate->set_selected (false);
 600                 }
 601         }
 602
 603         if (do_selection_changed) {
 604                 selection_changed ();
 605         }
 606 }
 607
 608 void
 609 ExportFormatManager::select_sample_format (SampleFormatPtr const & format)
 610 {
 611
 612         bool do_selection_changed = !pending_selection_change;
 613         if (!pending_selection_change) {
 614                 pending_selection_change = true;
 615         }
 616
 617         if (format) {
 618                 current_selection->set_sample_format (format->format);
 619         } else {
 620                 current_selection->set_sample_format (ExportFormatBase::SF_None);
 621
 622                 SampleFormatPtr current_format = get_selected_sample_format();
 623                 if (current_format) {
 624                         current_format->set_selected (false);
 625                 }
 626         }
 627
 628         if (do_selection_changed) {
 629                 selection_changed ();
 630         }
 631 }
 632
 633 void
 634 ExportFormatManager::select_dither_type (DitherTypePtr const & type)
 635 {
 636
 637         bool do_selection_changed = !pending_selection_change;
 638         if (!pending_selection_change) {
 639                 pending_selection_change = true;
 640         }
 641
 642         if (type) {
 643                 current_selection->set_dither_type (type->type);
 644         } else {
 645                 current_selection->set_dither_type (ExportFormatBase::D_None);
 646         }
 647
 648         if (do_selection_changed) {
 649                 selection_changed ();
 650         }
 651 }
 652
 653 void
 654 ExportFormatManager::selection_changed ()
 655 {
 656         /* Get a list of incompatible compatibility selections */
 657
 658         CompatList incompatibles;
 659         for (CompatList::iterator it = compatibilities.begin(); it != compatibilities.end(); ++it) {
 660                 if (!current_selection->is_compatible_with (**it)) {
 661                         incompatibles.push_back (*it);
 662                 }
 663         }
 664
 665         /* Deselect them */
 666
 667         for (CompatList::iterator it = incompatibles.begin(); it != incompatibles.end(); ++it) {
 668                 (*it)->set_selected (false);
 669         }
 670
 671         /* Mark compatibility for everything necessary */
 672
 673         std::set<ExportFormatBase::Quality> compatible_qualities;
 674         ExportFormatBasePtr compat_intersect = get_compatibility_intersection ();
 675         ExportFormatCompatibility global_compat (*compat_intersect);
 676
 677         for (FormatList::iterator it = formats.begin(); it != formats.end(); ++it) {
 678                 if ((*it)->set_compatibility_state (global_compat)) {
 679                         compatible_qualities.insert ((*it)->get_quality());
 680                 }
 681         }
 682
 683         bool any_quality_compatible = true;
 684         for (QualityList::iterator it = qualities.begin(); it != qualities.end(); ++it) {
 685                 if (compatible_qualities.find((*it)->quality) != compatible_qualities.end()) {
 686                         (*it)->set_compatible (true);
 687
 688                 } else {
 689                         (*it)->set_compatible (false);
 690
 691                         if ((*it)->quality != ExportFormatBase::Q_Any) {
 692                                 any_quality_compatible = false;
 693                         }
 694                 }
 695         }
 696
 697         if (any_quality_compatible) {
 698                 for (QualityList::iterator it = qualities.begin(); it != qualities.end(); ++it) {
 699                         if ((*it)->quality == ExportFormatBase::Q_Any) {
 700                                 (*it)->set_compatible (true);
 701                                 break;
 702                         }
 703                 }
 704         }
 705
 706         for (SampleRateList::iterator it = sample_rates.begin(); it != sample_rates.end(); ++it) {
 707                 if (compat_intersect->has_sample_rate ((*it)->rate)) {
 708                         (*it)->set_compatible (true);
 709                 } else {
 710                         (*it)->set_compatible (false);
 711                 }
 712         }
 713
 714         boost::shared_ptr<HasSampleFormat> hsf;
 715         if ((hsf = boost::dynamic_pointer_cast<HasSampleFormat> (get_selected_format()))) {
 716
 717                 SampleFormatList sf_list = hsf->get_sample_formats();
 718                 for (SampleFormatList::iterator it = sf_list.begin(); it != sf_list.end(); ++it) {
 719                         if (compat_intersect->has_sample_format ((*it)->format)) {
 720                                 (*it)->set_compatible (true);
 721                         } else {
 722                                 (*it)->set_compatible (false);
 723                         }
 724                 }
 725
 726         }
 727
 728         /* Signal completeness and possible description change */
 729
 730         CompleteChanged (current_selection->is_complete());
 731         check_for_description_change ();
 732
 733         /* Reset pending state */
 734
 735         pending_selection_change = false;
 736 }
 737
 738 void
 739 ExportFormatManager::check_for_description_change ()
 740 {
 741         std::string new_description = current_selection->description();
 742         if (new_description == prev_description) { return; }
 743
 744         prev_description = new_description;
 745         DescriptionChanged();
 746 }
 747
 748 ExportFormatManager::QualityPtr
 749 ExportFormatManager::get_selected_quality ()
 750 {
 751         for (QualityList::iterator it = qualities.begin(); it != qualities.end(); ++it) {
 752                 if ((*it)->selected()) {
 753                         return *it;
 754                 }
 755         }
 756
 757         return QualityPtr();
 758 }
 759
 760 ExportFormatPtr
 761 ExportFormatManager::get_selected_format ()
 762 {
 763         ExportFormatPtr format;
 764
 765         for (FormatList::iterator it = formats.begin(); it != formats.end(); ++it) {
 766                 if ((*it)->selected()) {
 767                         return *it;
 768                 }
 769         }
 770
 771         return format;
 772 }
 773
 774 ExportFormatManager::SampleRatePtr
 775 ExportFormatManager::get_selected_sample_rate ()
 776 {
 777         for (SampleRateList::iterator it = sample_rates.begin(); it != sample_rates.end(); ++it) {
 778                 if ((*it)->selected()) {
 779                         return *it;
 780                 }
 781         }
 782
 783         return SampleRatePtr();
 784 }
 785
 786 ExportFormatManager::SampleFormatPtr
 787 ExportFormatManager::get_selected_sample_format ()
 788 {
 789         boost::shared_ptr<HasSampleFormat> hsf;
 790
 791         if ((hsf = boost::dynamic_pointer_cast<HasSampleFormat> (get_selected_format()))) {
 792                 return hsf->get_selected_sample_format ();
 793         } else {
 794                 return SampleFormatPtr ();
 795         }
 796 }
 797
 798
 799 ExportFormatBasePtr
 800 ExportFormatManager::get_compatibility_intersection ()
 801 {
 802         ExportFormatBasePtr compat_intersect = universal_set;
 803
 804         for (CompatList::iterator it = compatibilities.begin(); it != compatibilities.end(); ++it) {
 805                 if ((*it)->selected ()) {
 806                         compat_intersect = compat_intersect->get_intersection (**it);
 807                 }
 808         }
 809
 810         return compat_intersect;
 811 }
 812
 813 }; // namespace ARDOUR