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_trim_beginning (bool value)
 298 {
 299         current_selection->set_trim_beginning (value);
 300         check_for_description_change ();
 301 }
 302
 303 void
 304 ExportFormatManager::select_silence_beginning (AnyTime const & time)
 305 {
 306         current_selection->set_silence_beginning (time);
 307         check_for_description_change ();
 308 }
 309
 310 void
 311 ExportFormatManager::select_trim_end (bool value)
 312 {
 313         current_selection->set_trim_end (value);
 314         check_for_description_change ();
 315 }
 316
 317 void
 318 ExportFormatManager::select_silence_end (AnyTime const & time)
 319 {
 320         current_selection->set_silence_end (time);
 321         check_for_description_change ();
 322 }
 323
 324 void
 325 ExportFormatManager::select_normalize (bool value)
 326 {
 327         current_selection->set_normalize (value);
 328         check_for_description_change ();
 329 }
 330
 331 void
 332 ExportFormatManager::select_normalize_target (float value)
 333 {
 334         current_selection->set_normalize_target (value);
 335         check_for_description_change ();
 336 }
 337
 338 void
 339 ExportFormatManager::select_tagging (bool tag)
 340 {
 341         current_selection->set_tag (tag);
 342         check_for_description_change ();
 343 }
 344
 345 void
 346 ExportFormatManager::change_compatibility_selection (bool select, WeakExportFormatCompatibilityPtr const & compat)
 347 {
 348         bool do_selection_changed = !pending_selection_change;
 349         if (!pending_selection_change) {
 350                 pending_selection_change = true;
 351         }
 352
 353         ExportFormatCompatibilityPtr ptr = compat.lock();
 354
 355         if (ptr && select) {
 356                 select_compatibility (ptr);
 357         }
 358
 359         if (do_selection_changed) {
 360                 selection_changed ();
 361         }
 362 }
 363
 364 void
 365 ExportFormatManager::change_quality_selection (bool select, WeakQualityPtr const & quality)
 366 {
 367         QualityPtr ptr = quality.lock ();
 368
 369         if (!ptr) {
 370                 return;
 371         }
 372
 373         if (select) {
 374                 select_quality (ptr);
 375         } else if (ptr->quality == current_selection->quality()) {
 376                 ptr.reset();
 377                 select_quality (ptr);
 378         }
 379 }
 380
 381 void
 382 ExportFormatManager::change_format_selection (bool select, WeakExportFormatPtr const & format)
 383 {
 384         ExportFormatPtr ptr = format.lock();
 385
 386         if (!ptr) {
 387                 return;
 388         }
 389
 390         if (select) {
 391                 select_format (ptr);
 392         } else if (ptr->get_format_id() == current_selection->format_id()) {
 393                 ptr.reset();
 394                 select_format (ptr);
 395         }
 396 }
 397
 398 void
 399 ExportFormatManager::change_sample_rate_selection (bool select, WeakSampleRatePtr const & rate)
 400 {
 401         SampleRatePtr ptr = rate.lock();
 402
 403         if (!ptr) {
 404                 return;
 405         }
 406
 407         if (select) {
 408                 select_sample_rate (ptr);
 409         } else if (ptr->rate == current_selection->sample_rate()) {
 410                 ptr.reset();
 411                 select_sample_rate (ptr);
 412         }
 413 }
 414
 415 void
 416 ExportFormatManager::change_sample_format_selection (bool select, WeakSampleFormatPtr const & format)
 417 {
 418         SampleFormatPtr ptr = format.lock();
 419
 420         if (!ptr) {
 421                 return;
 422         }
 423
 424         if (select) {
 425                 select_sample_format (ptr);
 426         } else if (ptr->format == current_selection->sample_format()) {
 427                 ptr.reset();
 428                 select_sample_format (ptr);
 429         }
 430 }
 431
 432 void
 433 ExportFormatManager::change_dither_type_selection (bool select, WeakDitherTypePtr const & type)
 434 {
 435         DitherTypePtr ptr = type.lock();
 436
 437         if (!ptr) {
 438                 return;
 439         }
 440
 441         if (select) {
 442                 select_dither_type (ptr);
 443         } else if (ptr->type == current_selection->dither_type()) {
 444                 ptr.reset();
 445                 select_dither_type (ptr);
 446         }
 447 }
 448
 449 void
 450 ExportFormatManager::select_compatibility (WeakExportFormatCompatibilityPtr const & /*compat*/)
 451 {
 452         /* Calculate compatibility intersection for the selection */
 453
 454         ExportFormatBasePtr compat_intersect = get_compatibility_intersection ();
 455
 456         /* Unselect incompatible items */
 457
 458         boost::shared_ptr<ExportFormatBase> select_intersect;
 459
 460         select_intersect = compat_intersect->get_intersection (*current_selection);
 461         if (select_intersect->qualities_empty()) {
 462                 select_quality (QualityPtr());
 463         }
 464
 465         select_intersect = compat_intersect->get_intersection (*current_selection);
 466         if (select_intersect->formats_empty()) {
 467                 select_format (ExportFormatPtr());
 468         }
 469
 470         select_intersect = compat_intersect->get_intersection (*current_selection);
 471         if (select_intersect->sample_rates_empty()) {
 472                 select_sample_rate (SampleRatePtr());
 473         }
 474
 475         select_intersect = compat_intersect->get_intersection (*current_selection);
 476         if (select_intersect->sample_formats_empty()) {
 477                 select_sample_format (SampleFormatPtr());
 478         }
 479 }
 480
 481 void
 482 ExportFormatManager::select_quality (QualityPtr const & quality)
 483 {
 484         bool do_selection_changed = !pending_selection_change;
 485         if (!pending_selection_change) {
 486                 pending_selection_change = true;
 487         }
 488
 489         if (quality) {
 490                 current_selection->set_quality (quality->quality);
 491
 492                 /* Deselect format if it is incompatible */
 493
 494                 ExportFormatPtr format = get_selected_format();
 495                 if (format && !format->has_quality (quality->quality)) {
 496                         format->set_selected (false);
 497                 }
 498
 499         } else {
 500                 current_selection->set_quality (ExportFormatBase::Q_None);
 501
 502                 QualityPtr current_quality = get_selected_quality();
 503                 if (current_quality) {
 504                         current_quality->set_selected (false);
 505                 }
 506
 507                 /* Note:
 508                  * A quality is never explicitly deselected without also deselecting the format
 509                  * so we don't need to deselect the format here.
 510                  * doing so causes extra complications
 511                  */
 512         }
 513
 514         if (do_selection_changed) {
 515                 selection_changed ();
 516         }
 517 }
 518
 519 void
 520 ExportFormatManager::select_format (ExportFormatPtr const & format)
 521 {
 522         bool do_selection_changed = !pending_selection_change;
 523         if (!pending_selection_change) {
 524                 pending_selection_change = true;
 525         }
 526
 527         current_selection->set_format (format);
 528
 529         if (format) {
 530
 531                 /* Slect right quality for format */
 532
 533                 ExportFormatBase::Quality quality = format->get_quality();
 534                 for (QualityList::iterator it = qualities.begin (); it != qualities.end (); ++it) {
 535                         if ((*it)->quality == quality) {
 536                                 (*it)->set_selected (true);
 537                         } else {
 538                                 (*it)->set_selected (false);
 539                         }
 540                 }
 541
 542                 /* Handle sample formats */
 543
 544                 ExportFormatBase::SampleFormat format_to_select;
 545                 if (format->sample_format_is_compatible (current_selection->sample_format())) {
 546                         format_to_select = current_selection->sample_format();
 547                 } else {
 548                         format_to_select = format->default_sample_format();
 549                 }
 550
 551                 boost::shared_ptr<HasSampleFormat> hsf;
 552                 if ((hsf = boost::dynamic_pointer_cast<HasSampleFormat> (format))) {
 553                         SampleFormatList sample_formats = hsf->get_sample_formats();
 554                         for (SampleFormatList::iterator it = sample_formats.begin (); it != sample_formats.end (); ++it) {
 555                                 if ((*it)->format == format_to_select) {
 556                                         (*it)->set_selected (true);
 557                                 } else {
 558                                         (*it)->set_selected (false);
 559                                 }
 560                         }
 561                 }
 562
 563                 current_selection->set_sample_format (format_to_select);
 564
 565         } else {
 566                 ExportFormatPtr current_format = get_selected_format ();
 567                 if (current_format) {
 568                         current_format->set_selected (false);
 569                 }
 570         }
 571
 572         if (do_selection_changed) {
 573                 selection_changed ();
 574         }
 575 }
 576
 577 void
 578 ExportFormatManager::select_sample_rate (SampleRatePtr const & rate)
 579 {
 580
 581         bool do_selection_changed = !pending_selection_change;
 582         if (!pending_selection_change) {
 583                 pending_selection_change = true;
 584         }
 585
 586         if (rate) {
 587                 current_selection->set_sample_rate (rate->rate);
 588         } else {
 589                 current_selection->set_sample_rate (ExportFormatBase::SR_None);
 590
 591                 SampleRatePtr current_rate = get_selected_sample_rate();
 592                 if (current_rate) {
 593                         current_rate->set_selected (false);
 594                 }
 595         }
 596
 597         if (do_selection_changed) {
 598                 selection_changed ();
 599         }
 600 }
 601
 602 void
 603 ExportFormatManager::select_sample_format (SampleFormatPtr const & format)
 604 {
 605
 606         bool do_selection_changed = !pending_selection_change;
 607         if (!pending_selection_change) {
 608                 pending_selection_change = true;
 609         }
 610
 611         if (format) {
 612                 current_selection->set_sample_format (format->format);
 613         } else {
 614                 current_selection->set_sample_format (ExportFormatBase::SF_None);
 615
 616                 SampleFormatPtr current_format = get_selected_sample_format();
 617                 if (current_format) {
 618                         current_format->set_selected (false);
 619                 }
 620         }
 621
 622         if (do_selection_changed) {
 623                 selection_changed ();
 624         }
 625 }
 626
 627 void
 628 ExportFormatManager::select_dither_type (DitherTypePtr const & type)
 629 {
 630
 631         bool do_selection_changed = !pending_selection_change;
 632         if (!pending_selection_change) {
 633                 pending_selection_change = true;
 634         }
 635
 636         if (type) {
 637                 current_selection->set_dither_type (type->type);
 638         } else {
 639                 current_selection->set_dither_type (ExportFormatBase::D_None);
 640         }
 641
 642         if (do_selection_changed) {
 643                 selection_changed ();
 644         }
 645 }
 646
 647 void
 648 ExportFormatManager::selection_changed ()
 649 {
 650         /* Get a list of incompatible compatibility selections */
 651
 652         CompatList incompatibles;
 653         for (CompatList::iterator it = compatibilities.begin(); it != compatibilities.end(); ++it) {
 654                 if (!current_selection->is_compatible_with (**it)) {
 655                         incompatibles.push_back (*it);
 656                 }
 657         }
 658
 659         /* Deselect them */
 660
 661         for (CompatList::iterator it = incompatibles.begin(); it != incompatibles.end(); ++it) {
 662                 (*it)->set_selected (false);
 663         }
 664
 665         /* Mark compatibility for everything necessary */
 666
 667         std::set<ExportFormatBase::Quality> compatible_qualities;
 668         ExportFormatBasePtr compat_intersect = get_compatibility_intersection ();
 669         ExportFormatCompatibility global_compat (*compat_intersect);
 670
 671         for (FormatList::iterator it = formats.begin(); it != formats.end(); ++it) {
 672                 if ((*it)->set_compatibility_state (global_compat)) {
 673                         compatible_qualities.insert ((*it)->get_quality());
 674                 }
 675         }
 676
 677         bool any_quality_compatible = true;
 678         for (QualityList::iterator it = qualities.begin(); it != qualities.end(); ++it) {
 679                 if (compatible_qualities.find((*it)->quality) != compatible_qualities.end()) {
 680                         (*it)->set_compatible (true);
 681
 682                 } else {
 683                         (*it)->set_compatible (false);
 684
 685                         if ((*it)->quality != ExportFormatBase::Q_Any) {
 686                                 any_quality_compatible = false;
 687                         }
 688                 }
 689         }
 690
 691         if (any_quality_compatible) {
 692                 for (QualityList::iterator it = qualities.begin(); it != qualities.end(); ++it) {
 693                         if ((*it)->quality == ExportFormatBase::Q_Any) {
 694                                 (*it)->set_compatible (true);
 695                                 break;
 696                         }
 697                 }
 698         }
 699
 700         for (SampleRateList::iterator it = sample_rates.begin(); it != sample_rates.end(); ++it) {
 701                 if (compat_intersect->has_sample_rate ((*it)->rate)) {
 702                         (*it)->set_compatible (true);
 703                 } else {
 704                         (*it)->set_compatible (false);
 705                 }
 706         }
 707
 708         boost::shared_ptr<HasSampleFormat> hsf;
 709         if ((hsf = boost::dynamic_pointer_cast<HasSampleFormat> (get_selected_format()))) {
 710
 711                 SampleFormatList sf_list = hsf->get_sample_formats();
 712                 for (SampleFormatList::iterator it = sf_list.begin(); it != sf_list.end(); ++it) {
 713                         if (compat_intersect->has_sample_format ((*it)->format)) {
 714                                 (*it)->set_compatible (true);
 715                         } else {
 716                                 (*it)->set_compatible (false);
 717                         }
 718                 }
 719
 720         }
 721
 722         /* Signal completeness and possible description change */
 723
 724         CompleteChanged (current_selection->is_complete());
 725         check_for_description_change ();
 726
 727         /* Reset pending state */
 728
 729         pending_selection_change = false;
 730 }
 731
 732 void
 733 ExportFormatManager::check_for_description_change ()
 734 {
 735         std::string new_description = current_selection->description();
 736         if (new_description == prev_description) { return; }
 737
 738         prev_description = new_description;
 739         DescriptionChanged();
 740 }
 741
 742 ExportFormatManager::QualityPtr
 743 ExportFormatManager::get_selected_quality ()
 744 {
 745         for (QualityList::iterator it = qualities.begin(); it != qualities.end(); ++it) {
 746                 if ((*it)->selected()) {
 747                         return *it;
 748                 }
 749         }
 750
 751         return QualityPtr();
 752 }
 753
 754 ExportFormatPtr
 755 ExportFormatManager::get_selected_format ()
 756 {
 757         ExportFormatPtr format;
 758
 759         for (FormatList::iterator it = formats.begin(); it != formats.end(); ++it) {
 760                 if ((*it)->selected()) {
 761                         return *it;
 762                 }
 763         }
 764
 765         return format;
 766 }
 767
 768 ExportFormatManager::SampleRatePtr
 769 ExportFormatManager::get_selected_sample_rate ()
 770 {
 771         for (SampleRateList::iterator it = sample_rates.begin(); it != sample_rates.end(); ++it) {
 772                 if ((*it)->selected()) {
 773                         return *it;
 774                 }
 775         }
 776
 777         return SampleRatePtr();
 778 }
 779
 780 ExportFormatManager::SampleFormatPtr
 781 ExportFormatManager::get_selected_sample_format ()
 782 {
 783         boost::shared_ptr<HasSampleFormat> hsf;
 784
 785         if ((hsf = boost::dynamic_pointer_cast<HasSampleFormat> (get_selected_format()))) {
 786                 return hsf->get_selected_sample_format ();
 787         } else {
 788                 return SampleFormatPtr ();
 789         }
 790 }
 791
 792
 793 ExportFormatBasePtr
 794 ExportFormatManager::get_compatibility_intersection ()
 795 {
 796         ExportFormatBasePtr compat_intersect = universal_set;
 797
 798         for (CompatList::iterator it = compatibilities.begin(); it != compatibilities.end(); ++it) {
 799                 if ((*it)->selected ()) {
 800                         compat_intersect = compat_intersect->get_intersection (**it);
 801                 }
 802         }
 803
 804         return compat_intersect;
 805 }
 806
 807 }; // namespace ARDOUR