git.sesse.net Git - vlc/blob - modules/gui/beos/VlcWrapper.cpp

   1 /*****************************************************************************
   2  * VlcWrapper.cpp: BeOS plugin for vlc (derived from MacOS X port)
   3  *****************************************************************************
   4  * Copyright (C) 2001 VideoLAN
   5  * $Id: VlcWrapper.cpp,v 1.36 2003/07/23 01:13:47 gbazin Exp $
   6  *
   7  * Authors: Florian G. Pflug <fgp@phlo.org>
   8  *          Jon Lech Johansen <jon-vl@nanocrew.net>
   9  *          Tony Casltey <tony@castley.net>
  10  *          Stephan Aßmus <stippi@yellowbites.com>
  11  *          Eric Petit <titer@videolan.org>
  12  *
  13  * This program is free software{} you can redistribute it and/or modify
  14  * it under the terms of the GNU General Public License as published by
  15  * the Free Software Foundation{} either version 2 of the License, or
  16  * (at your option) any later version.
  17  *
  18  * This program is distributed in the hope that it will be useful,
  19  * but WITHOUT ANY WARRANTY{} without even the implied warranty of
  20  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21  * GNU General Public License for more details.
  22  *
  23  * You should have received a copy of the GNU General Public License
  24  * along with this program{} if not, write to the Free Software
  25  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
  26  *****************************************************************************/
  27 #include <AppKit.h>
  28 #include <InterfaceKit.h>
  29 #include <SupportKit.h>
  30
  31 #include <vlc/vlc.h>
  32 #include <vlc/intf.h>
  33 #include <vlc/vout.h>
  34 extern "C"
  35 {
  36   #include <input_ext-plugins.h> // needed here when compiling without plugins
  37   #include <audio_output.h>
  38   #include <aout_internal.h>
  39 }
  40
  41 #include "VlcWrapper.h"
  42 #include "MsgVals.h"
  43
  44 const char * _AddEllipsis( char * string )
  45 {
  46     char * temp;
  47     temp = (char*) calloc( strlen( string ) + 4, 1 );
  48     sprintf( temp, "%s%s", string, B_UTF8_ELLIPSIS );
  49     return temp;
  50 }
  51
  52 /* constructor */
  53 VlcWrapper::VlcWrapper( intf_thread_t *p_interface )
  54 {
  55     p_intf = p_interface;
  56     p_input = NULL;
  57     p_playlist = (playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
  58                                                 FIND_ANYWHERE );
  59 }
  60
  61 /* destructor */
  62 VlcWrapper::~VlcWrapper()
  63 {
  64     if( p_input )
  65         vlc_object_release( p_input );
  66
  67     if( p_playlist )
  68         vlc_object_release( p_playlist );
  69 }
  70
  71 /* UpdateInput: updates p_input */
  72 void VlcWrapper::UpdateInput()
  73 {
  74     if( !p_input )
  75         p_input = (input_thread_t *)vlc_object_find( p_intf, VLC_OBJECT_INPUT,
  76                                                      FIND_ANYWHERE );
  77
  78     if( p_input )
  79         if( p_input->b_dead )
  80         {
  81             vlc_object_release( p_input );
  82             p_input = NULL;
  83         }
  84 }
  85
  86
  87 /***************************
  88  * input infos and control *
  89  ***************************/
  90
  91 bool VlcWrapper::HasInput()
  92 {
  93     return ( p_input != NULL );
  94 }
  95
  96 int VlcWrapper::InputStatus()
  97 {
  98     if( !p_input )
  99         return UNDEF_S;
 100
 101     return p_input->stream.control.i_status;
 102 }
 103
 104 int VlcWrapper::InputRate()
 105 {
 106     if( !p_input )
 107         return DEFAULT_RATE;
 108
 109     return p_input->stream.control.i_rate;
 110 }
 111
 112 void VlcWrapper::InputSetRate( int rate )
 113 {
 114     if( !p_input )
 115         return;
 116
 117     input_SetRate( p_input, rate );
 118 }
 119
 120 BList * VlcWrapper::GetChannels( int i_cat )
 121 {
 122     if( p_input )
 123     {
 124         unsigned int i;
 125         uint32 what;
 126         const char* fieldName;
 127
 128         switch( i_cat )
 129         {
 130             case AUDIO_ES:
 131             {
 132                 what = SELECT_CHANNEL;
 133                 fieldName = "channel";
 134                 break;
 135             }
 136             case SPU_ES:
 137             {
 138                 what = SELECT_SUBTITLE;
 139                 fieldName = "subtitle";
 140                 break;
 141             }
 142             default:
 143             return NULL;
 144        }
 145
 146         vlc_mutex_lock( &p_input->stream.stream_lock );
 147
 148         /* find which track is currently playing */
 149         es_descriptor_t *p_es = NULL;
 150         for( i = 0; i < p_input->stream.i_selected_es_number; i++ )
 151         {
 152             if( p_input->stream.pp_selected_es[i]->i_cat == i_cat )
 153                 p_es = p_input->stream.pp_selected_es[i];
 154         }
 155
 156         /* build a list of all tracks */
 157         BList *list = new BList( p_input->stream.i_es_number );
 158         BMenuItem *menuItem;
 159         BMessage *message;
 160         char *trackName;
 161
 162         /* "None" */
 163         message = new BMessage( what );
 164         message->AddInt32( fieldName, -1 );
 165         menuItem = new BMenuItem( _("None"), message );
 166         if( !p_es )
 167             menuItem->SetMarked( true );
 168         list->AddItem( menuItem );
 169
 170         for( i = 0; i < p_input->stream.i_es_number; i++ )
 171         {
 172             if( p_input->stream.pp_es[i]->i_cat == i_cat )
 173             {
 174                 message = new BMessage( what );
 175                 message->AddInt32( fieldName, i );
 176                 if( !p_input->stream.pp_es[i]->psz_desc ||
 177                     !*p_input->stream.pp_es[i]->psz_desc )
 178                     trackName = _("<unknown>");
 179                 else
 180                     trackName = strdup( p_input->stream.pp_es[i]->psz_desc );
 181                 menuItem = new BMenuItem( trackName, message );
 182                 if( p_input->stream.pp_es[i] == p_es )
 183                     menuItem->SetMarked( true );
 184                 list->AddItem( menuItem );
 185             }
 186         }
 187
 188         vlc_mutex_unlock( &p_input->stream.stream_lock );
 189
 190         return list;
 191     }
 192     return NULL;
 193 }
 194
 195 void VlcWrapper::ToggleLanguage( int i_language )
 196 {
 197     es_descriptor_t * p_es = NULL;
 198     es_descriptor_t * p_es_old = NULL;
 199
 200     vlc_mutex_lock( &p_input->stream.stream_lock );
 201     for( unsigned int i = 0; i < p_input->stream.i_selected_es_number ; i++ )
 202     {
 203         if( p_input->stream.pp_selected_es[i]->i_cat == AUDIO_ES )
 204         {
 205             p_es_old = p_input->stream.pp_selected_es[i];
 206             break;
 207         }
 208     }
 209     vlc_mutex_unlock( &p_input->stream.stream_lock );
 210
 211     if( i_language != -1 )
 212     {
 213         p_es = p_input->stream.pp_es[i_language];
 214     }
 215     if( p_es == p_es_old )
 216     {
 217         return;
 218     }
 219     if( p_es_old )
 220     {
 221         input_ToggleES( p_input, p_es_old, VLC_FALSE );
 222     }
 223     if( p_es )
 224     {
 225         input_ToggleES( p_input, p_es, VLC_TRUE );
 226     }
 227 }
 228
 229 void VlcWrapper::ToggleSubtitle( int i_subtitle )
 230 {
 231     es_descriptor_t * p_es = NULL;
 232     es_descriptor_t * p_es_old = NULL;
 233
 234     vlc_mutex_lock( &p_input->stream.stream_lock );
 235     for( unsigned int i = 0; i < p_input->stream.i_selected_es_number ; i++ )
 236     {
 237         if( p_input->stream.pp_selected_es[i]->i_cat == SPU_ES )
 238         {
 239             p_es_old = p_input->stream.pp_selected_es[i];
 240             break;
 241         }
 242     }
 243     vlc_mutex_unlock( &p_input->stream.stream_lock );
 244
 245     if( i_subtitle != -1 )
 246     {
 247         p_es = p_input->stream.pp_es[i_subtitle];
 248     }
 249     if( p_es == p_es_old )
 250     {
 251         return;
 252     }
 253     if( p_es_old )
 254     {
 255         input_ToggleES( p_input, p_es_old, VLC_FALSE );
 256     }
 257     if( p_es )
 258     {
 259         input_ToggleES( p_input, p_es, VLC_TRUE );
 260     }
 261 }
 262
 263 const char * VlcWrapper::GetTimeAsString()
 264 {
 265     static char psz_currenttime[ OFFSETTOTIME_MAX_SIZE ];
 266
 267     if( p_input == NULL )
 268     {
 269         return ("-:--:--");
 270     }
 271
 272     input_OffsetToTime( p_input,
 273                         psz_currenttime,
 274                         p_input->stream.p_selected_area->i_tell );
 275
 276     return(psz_currenttime);
 277 }
 278
 279 float VlcWrapper::GetTimeAsFloat()
 280 {
 281     float f_time = 0.0;
 282
 283     if( p_input != NULL )
 284     {
 285         f_time = (float)p_input->stream.p_selected_area->i_tell /
 286                  (float)p_input->stream.p_selected_area->i_size;
 287     }
 288     else
 289     {
 290         f_time = 0.0;
 291     }
 292     return( f_time );
 293 }
 294
 295 void VlcWrapper::SetTimeAsFloat( float f_position )
 296 {
 297     if( p_input != NULL )
 298     {
 299         input_Seek( p_input,
 300                    (long long)(p_input->stream.p_selected_area->i_size
 301                        * f_position / SEEKSLIDER_RANGE ),
 302                    INPUT_SEEK_SET );
 303     }
 304 }
 305
 306 bool VlcWrapper::IsPlaying()
 307 {
 308
 309         bool playing = false;
 310         if ( p_input )
 311         {
 312                 switch ( p_input->stream.control.i_status )
 313                 {
 314                         case PLAYING_S:
 315                         case FORWARD_S:
 316                         case BACKWARD_S:
 317                         case START_S:
 318                                 playing = true;
 319                     break;
 320                         case PAUSE_S:
 321                         case UNDEF_S:
 322                         case NOT_STARTED_S:
 323                         default:
 324                                 break;
 325                 }
 326         }
 327         return playing;
 328
 329 }
 330
 331 /************
 332  * playlist *
 333  ************/
 334
 335 void VlcWrapper::OpenFiles( BList* o_files, bool replace, int32 index )
 336 {
 337         if ( o_files && o_files->CountItems() > 0)
 338         {
 339             int size = PlaylistSize();
 340                 bool wasEmpty = ( size < 1 );
 341                 if ( index == -1 )
 342                         index = PLAYLIST_END;
 343                 int mode = index == PLAYLIST_END ? PLAYLIST_APPEND : PLAYLIST_INSERT;
 344
 345             /* delete current playlist */
 346             if( replace )
 347             {
 348                 for( int i = 0; i < size; i++ )
 349                 {
 350                     playlist_Delete( p_playlist, 0 );
 351                 }
 352             }
 353
 354             /* insert files */
 355             int32 count = o_files->CountItems();
 356             for ( int32 i = count - 1; i >= 0; i-- )
 357             {
 358                 if ( BString* o_file = (BString *)o_files->RemoveItem( i ) )
 359                 {
 360                         playlist_Add( p_playlist, o_file->String(),
 361                                       0, 0, mode, index );
 362                         if ( mode == PLAYLIST_INSERT )
 363                                 index++;
 364                         delete o_file;
 365                 }
 366             }
 367             // TODO: implement a user setting
 368             // if to start automatically
 369             /* eventually restart playing */
 370             if( replace || wasEmpty )
 371             {
 372                 playlist_Stop( p_playlist );
 373                 playlist_Play( p_playlist );
 374             }
 375         }
 376 }
 377
 378 void VlcWrapper::OpenDisc(BString o_type, BString o_device, int i_title, int i_chapter)
 379 {
 380     if( config_GetInt( p_intf, "beos-dvdmenus" ) )
 381         o_device.Prepend( "dvdplay:" );
 382     else
 383         o_device.Prepend( "dvdold:" );
 384     playlist_Add( p_playlist, o_device.String(), 0, 0,
 385                   PLAYLIST_APPEND | PLAYLIST_GO, PLAYLIST_END );
 386 }
 387
 388 int VlcWrapper::PlaylistSize()
 389 {
 390     vlc_mutex_lock( &p_playlist->object_lock );
 391     int i_size = p_playlist->i_size;
 392     vlc_mutex_unlock( &p_playlist->object_lock );
 393     return i_size;
 394 }
 395
 396 char * VlcWrapper::PlaylistItemName( int i )
 397 {
 398    return p_playlist->pp_items[i]->psz_name;
 399 }
 400
 401 int VlcWrapper::PlaylistCurrent()
 402 {
 403     return p_playlist->i_index;
 404 }
 405
 406 bool VlcWrapper::PlaylistPlay()
 407 {
 408     if( PlaylistSize() )
 409     {
 410         playlist_Play( p_playlist );
 411     }
 412     return( true );
 413 }
 414
 415 void VlcWrapper::PlaylistPause()
 416 {
 417     if( p_input )
 418     {
 419         input_SetStatus( p_input, INPUT_STATUS_PAUSE );
 420     }
 421 }
 422
 423 void VlcWrapper::PlaylistStop()
 424 {
 425     playlist_Stop( p_playlist );
 426 }
 427
 428 void VlcWrapper::PlaylistNext()
 429 {
 430     playlist_Next( p_playlist );
 431 }
 432
 433 void VlcWrapper::PlaylistPrev()
 434 {
 435     playlist_Prev( p_playlist );
 436 }
 437
 438 void VlcWrapper::GetPlaylistInfo( int32& currentIndex, int32& maxIndex )
 439 {
 440         currentIndex = -1;
 441         maxIndex = -1;
 442         if ( p_playlist )
 443         {
 444             vlc_mutex_lock( &p_playlist->object_lock );
 445
 446                 maxIndex = p_playlist->i_size;
 447                 if ( maxIndex > 0 )
 448                         currentIndex = p_playlist->i_index/* + 1 -> why?!?*/;
 449                 else
 450                         maxIndex = -1;
 451
 452             vlc_mutex_unlock( &p_playlist->object_lock );
 453         }
 454 }
 455
 456 void VlcWrapper::PlaylistJumpTo( int pos )
 457 {
 458     playlist_Goto( p_playlist, pos );
 459 }
 460
 461 void VlcWrapper::GetNavCapabilities( bool *canSkipPrev, bool *canSkipNext )
 462 {
 463         if ( canSkipPrev && canSkipNext )
 464         {
 465                 // init the parameters
 466                 *canSkipPrev = false;
 467                 *canSkipNext = false;
 468                 // get playlist info
 469                 int pos = PlaylistCurrent();
 470                 int size = PlaylistSize();
 471
 472                 // see if we have got a stream going
 473                 if ( p_input )
 474                 {
 475                         vlc_mutex_lock( &p_input->stream.stream_lock );
 476
 477                         bool hasTitles = p_input->stream.i_area_nb > 1;
 478                         int numChapters = p_input->stream.p_selected_area->i_part_nb;
 479                         bool hasChapters = numChapters > 1;
 480                         // first, look for chapters
 481                         if ( hasChapters )
 482                         {
 483                                 *canSkipPrev = p_input->stream.p_selected_area->i_part > 0;
 484                                 *canSkipNext = p_input->stream.p_selected_area->i_part <
 485                                                                          p_input->stream.p_selected_area->i_part_nb - 1;
 486                         }
 487                         // if one of the skip capabilities is false,
 488                         // make it depend on titles instead
 489                         if ( !*canSkipPrev && hasTitles )
 490                                 *canSkipPrev = p_input->stream.p_selected_area->i_id > 1;
 491                         if ( !*canSkipNext && hasTitles )
 492                                 *canSkipNext = p_input->stream.p_selected_area->i_id <
 493                                                    p_input->stream.i_area_nb - 1;
 494
 495                         vlc_mutex_unlock( &p_input->stream.stream_lock );
 496                 }
 497                 // last but not least, make capabilities depend on playlist
 498                 if ( !*canSkipPrev )
 499                         *canSkipPrev = pos > 0;
 500                 if ( !*canSkipNext )
 501                         *canSkipNext = pos < size - 1;
 502         }
 503 }
 504
 505 void VlcWrapper::NavigatePrev()
 506 {
 507         bool hasSkiped = false;
 508
 509         // see if we have got a stream going
 510         if ( p_input )
 511         {
 512                 // get information from stream (lock it while looking at it)
 513                 vlc_mutex_lock( &p_input->stream.stream_lock );
 514
 515                 int currentTitle = p_input->stream.p_selected_area->i_id;
 516                 int currentChapter = p_input->stream.p_selected_area->i_part;
 517                 int numTitles = p_input->stream.i_area_nb;
 518                 bool hasTitles = numTitles > 1;
 519                 int numChapters = p_input->stream.p_selected_area->i_part_nb;
 520                 bool hasChapters = numChapters > 1;
 521
 522                 vlc_mutex_unlock( &p_input->stream.stream_lock );
 523
 524                 // first, look for chapters
 525                 if ( hasChapters )
 526                 {
 527                         // skip to the previous chapter
 528                         currentChapter--;
 529
 530                         if ( currentChapter >= 0 )
 531                         {
 532                                 ToggleChapter( currentChapter );
 533                                 hasSkiped = true;
 534                         }
 535                 }
 536                 // if we couldn't skip chapters, try titles instead
 537                 if ( !hasSkiped && hasTitles )
 538                 {
 539                         // skip to the previous title
 540                         currentTitle--;
 541                         // disallow area 0 since it is used for video_ts.vob
 542                         if( currentTitle > 0 )
 543                         {
 544                                 ToggleTitle(currentTitle);
 545                                 hasSkiped = true;
 546                         }
 547                 }
 548
 549         }
 550         // last but not least, skip to previous file
 551         if ( !hasSkiped )
 552                 PlaylistPrev();
 553 }
 554
 555 void VlcWrapper::NavigateNext()
 556 {
 557         bool hasSkiped = false;
 558
 559         // see if we have got a stream going
 560         if ( p_input )
 561         {
 562                 // get information from stream (lock it while looking at it)
 563                 vlc_mutex_lock( &p_input->stream.stream_lock );
 564
 565                 int currentTitle = p_input->stream.p_selected_area->i_id;
 566                 int currentChapter = p_input->stream.p_selected_area->i_part;
 567                 int numTitles = p_input->stream.i_area_nb;
 568                 bool hasTitles = numTitles > 1;
 569                 int numChapters = p_input->stream.p_selected_area->i_part_nb;
 570                 bool hasChapters = numChapters > 1;
 571
 572                 vlc_mutex_unlock( &p_input->stream.stream_lock );
 573
 574                 // first, look for chapters
 575                 if ( hasChapters )
 576                 {
 577                         // skip to the next chapter
 578                         currentChapter++;
 579                         if ( currentChapter < numChapters )
 580                         {
 581                                 ToggleChapter( currentChapter );
 582                                 hasSkiped = true;
 583                         }
 584                 }
 585                 // if we couldn't skip chapters, try titles instead
 586                 if ( !hasSkiped && hasTitles )
 587                 {
 588                         // skip to the next title
 589                         currentTitle++;
 590                         // disallow area 0 since it is used for video_ts.vob
 591                         if ( currentTitle < numTitles - 1 )
 592                         {
 593                                 ToggleTitle(currentTitle);
 594                                 hasSkiped = true;
 595                         }
 596                 }
 597
 598         }
 599         // last but not least, skip to next file
 600         if ( !hasSkiped )
 601                 PlaylistNext();
 602 }
 603
 604 /*************************
 605  * Playlist manipulation *
 606  *************************/
 607
 608 // PlaylistLock
 609 bool
 610 VlcWrapper::PlaylistLock() const
 611 {
 612 // TODO: search and destroy -> deadlock!
 613 return true;
 614         if ( p_playlist )
 615         {
 616                 vlc_mutex_lock( &p_playlist->object_lock );
 617                 return true;
 618         }
 619         return false;
 620 }
 621
 622 // PlaylistUnlock
 623 void
 624 VlcWrapper::PlaylistUnlock() const
 625 {
 626 // TODO: search and destroy -> deadlock!
 627 return;
 628         vlc_mutex_unlock( &p_playlist->object_lock );
 629 }
 630
 631 // PlaylistItemAt
 632 void*
 633 VlcWrapper::PlaylistItemAt( int index ) const
 634 {
 635         playlist_item_t* item = NULL;
 636         if ( index >= 0 && index < p_playlist->i_size )
 637                 item = p_playlist->pp_items[index];
 638         return (void*)item;
 639 }
 640
 641 // PlaylistRemoveItem
 642 void*
 643 VlcWrapper::PlaylistRemoveItem( int index ) const
 644 {
 645         playlist_item_t* copy = NULL;
 646         // check if item exists at the provided index
 647         if ( index >= 0 && index < p_playlist->i_size )
 648         {
 649                 playlist_item_t* item = p_playlist->pp_items[index];
 650                 if ( item )
 651                 {
 652                         // make a copy of the removed item
 653                         copy = (playlist_item_t*)PlaylistCloneItem( (void*)item );
 654                         // remove item from playlist (unfortunately, this frees it)
 655                         playlist_Delete( p_playlist, index );
 656                 }
 657         }
 658         return (void*)copy;
 659 }
 660
 661 // PlaylistRemoveItem
 662 void*
 663 VlcWrapper::PlaylistRemoveItem( void* item ) const
 664 {
 665         playlist_item_t* copy = NULL;
 666         for ( int32 i = 0; i < p_playlist->i_size; i++ )
 667         {
 668                 if ( p_playlist->pp_items[i] == item )
 669                 {
 670                         copy = (playlist_item_t*)PlaylistRemoveItem( i );
 671                         break;
 672                 }
 673         }
 674         return (void*)copy;
 675 }
 676
 677 // PlaylistAddItem
 678 bool
 679 VlcWrapper::PlaylistAddItem( void* item, int index ) const
 680 {
 681         if ( item )
 682         {
 683                 playlist_AddItem( p_playlist, (playlist_item_t*)item,
 684                                                   PLAYLIST_INSERT, index );
 685         }
 686         // TODO: once playlist is returning useful info, return that instead
 687         return true;
 688 }
 689
 690 // PlaylistCloneItem
 691 void*
 692 VlcWrapper::PlaylistCloneItem( void* castToItem ) const
 693 {
 694         playlist_item_t* copy = NULL;
 695         playlist_item_t* item = (playlist_item_t*)castToItem;
 696         if ( item )
 697         {
 698                 copy = (playlist_item_t*)malloc( sizeof( playlist_item_t ) );
 699                 if ( copy )
 700                 {
 701                         // make a copy of the item at index
 702                         copy->psz_name = strdup( item->psz_name );
 703                         copy->psz_uri  = strdup( item->psz_uri );
 704                         copy->i_type = item->i_type;
 705                         copy->i_status = item->i_status;
 706                         copy->b_autodeletion = item->b_autodeletion;
 707                 }
 708         }
 709         return (void*)copy;
 710 }
 711
 712 // Careful! You need to know what you're doing here!
 713 // The reason for having it, is to be able to deal with
 714 // the rather lame list implementation of the playlist.
 715 // It is meant to help manipulate the playlist with the above
 716 // methods while keeping it valid.
 717 //
 718 // PlaylistSetPlaying
 719 void
 720 VlcWrapper::PlaylistSetPlaying( int index ) const
 721 {
 722         if ( index < 0 )
 723                 index = 0;
 724         if ( index >= p_playlist->i_size )
 725                 index = p_playlist->i_size - 1;
 726         p_playlist->i_index = index;
 727 }
 728
 729
 730 /*********
 731  * audio *
 732  *********/
 733
 734 unsigned short VlcWrapper::GetVolume()
 735 {
 736     unsigned short i_volume;
 737     aout_VolumeGet( p_intf, (audio_volume_t*)&i_volume );
 738     return i_volume;
 739 }
 740
 741 void VlcWrapper::SetVolume( int value )
 742 {
 743     if ( p_intf->p_sys->b_mute )
 744     {
 745         p_intf->p_sys->b_mute = 0;
 746     }
 747     aout_VolumeSet( p_intf, value );
 748 }
 749
 750 void VlcWrapper::VolumeMute()
 751 {
 752     aout_VolumeMute( p_intf, NULL );
 753     p_intf->p_sys->b_mute = 1;
 754 }
 755
 756 void VlcWrapper::VolumeRestore()
 757 {
 758     audio_volume_t dummy;
 759     aout_VolumeMute( p_intf, &dummy );
 760     p_intf->p_sys->b_mute = 0;
 761 }
 762
 763 bool VlcWrapper::IsMuted()
 764 {
 765     return p_intf->p_sys->b_mute;
 766 }
 767
 768 /*******
 769  * DVD *
 770  *******/
 771
 772 bool VlcWrapper::IsUsingMenus()
 773 {
 774     if( !p_input )
 775         return false;
 776
 777     vlc_mutex_lock( &p_playlist->object_lock );
 778     if( p_playlist->i_index < 0 )
 779     {
 780         vlc_mutex_unlock( &p_playlist->object_lock );
 781         return false;
 782     }
 783
 784     char * psz_name = p_playlist->pp_items[p_playlist->i_index]->psz_name;
 785     if( !strncmp( psz_name, "dvdplay:", 8 ) )
 786     {
 787         vlc_mutex_unlock( &p_playlist->object_lock );
 788         return true;
 789     }
 790     vlc_mutex_unlock( &p_playlist->object_lock );
 791
 792     return false;
 793 }
 794
 795 bool VlcWrapper::HasTitles()
 796 {
 797     if( !p_input )
 798         return false;
 799
 800     return ( p_input->stream.i_area_nb > 1 );
 801 }
 802
 803 BList * VlcWrapper::GetTitles()
 804 {
 805     if( p_input )
 806     {
 807         vlc_mutex_lock( &p_input->stream.stream_lock );
 808
 809         BList *list = new BList( p_input->stream.i_area_nb );
 810         BMenuItem *menuItem;
 811         BMessage *message;
 812
 813         for( unsigned int i = 1; i < p_input->stream.i_area_nb; i++ )
 814         {
 815             message = new BMessage( TOGGLE_TITLE );
 816             message->AddInt32( "index", i );
 817             BString helper( "" );
 818             helper << i;
 819             menuItem = new BMenuItem( helper.String(), message );
 820             menuItem->SetMarked( p_input->stream.p_selected_area->i_id == i );
 821             list->AddItem( menuItem );
 822         }
 823
 824         vlc_mutex_unlock( &p_input->stream.stream_lock );
 825
 826         return list;
 827     }
 828     return NULL;
 829 }
 830
 831 void VlcWrapper::PrevTitle()
 832 {
 833     int i_id;
 834     i_id = p_input->stream.p_selected_area->i_id - 1;
 835     if( i_id > 0 )
 836     {
 837         ToggleTitle(i_id);
 838     }
 839 }
 840
 841 void VlcWrapper::NextTitle()
 842 {
 843     unsigned int i_id;
 844     i_id = p_input->stream.p_selected_area->i_id + 1;
 845     if( i_id < p_input->stream.i_area_nb )
 846     {
 847         ToggleTitle(i_id);
 848     }
 849 }
 850
 851 void VlcWrapper::ToggleTitle(int i_title)
 852 {
 853     if( p_input != NULL )
 854     {
 855         input_ChangeArea( p_input,
 856                           p_input->stream.pp_areas[i_title] );
 857
 858         vlc_mutex_lock( &p_input->stream.stream_lock );
 859
 860         vlc_mutex_unlock( &p_input->stream.stream_lock );
 861     }
 862 }
 863
 864 void VlcWrapper::TitleInfo( int32 &currentIndex, int32 &maxIndex )
 865 {
 866         currentIndex = -1;
 867         maxIndex = -1;
 868         if ( p_input )
 869         {
 870                 vlc_mutex_lock( &p_input->stream.stream_lock );
 871
 872                 maxIndex = p_input->stream.i_area_nb - 1;
 873                 if ( maxIndex > 0)
 874                         currentIndex = p_input->stream.p_selected_area->i_id;
 875                 else
 876                         maxIndex = -1;
 877
 878                 vlc_mutex_unlock( &p_input->stream.stream_lock );
 879         }
 880 }
 881
 882 bool VlcWrapper::HasChapters()
 883 {
 884     if( !p_input )
 885     {
 886         return false;
 887     }
 888     return ( p_input->stream.p_selected_area->i_part_nb > 1 );
 889 }
 890
 891 BList * VlcWrapper::GetChapters()
 892 {
 893     if( p_input )
 894     {
 895         vlc_mutex_lock( &p_input->stream.stream_lock );
 896
 897         BList *list = new BList( p_input->stream.p_selected_area->i_part_nb );
 898         BMenuItem *menuItem;
 899         BMessage *message;
 900
 901         for( unsigned int i = 1;
 902              i < p_input->stream.p_selected_area->i_part_nb + 1; i++ )
 903         {
 904             message = new BMessage( TOGGLE_CHAPTER );
 905             message->AddInt32( "index", i );
 906             BString helper( "" );
 907             helper << i;
 908             menuItem = new BMenuItem( helper.String(), message );
 909             menuItem->SetMarked( p_input->stream.p_selected_area->i_part == i );
 910             list->AddItem( menuItem );
 911         }
 912
 913         vlc_mutex_unlock( &p_input->stream.stream_lock );
 914
 915         return list;
 916     }
 917     return NULL;
 918 }
 919
 920 void VlcWrapper::PrevChapter()
 921 {
 922     int i_id;
 923     i_id = p_input->stream.p_selected_area->i_part - 1;
 924     if( i_id >= 0 )
 925     {
 926         ToggleChapter(i_id);
 927     }
 928 }
 929
 930 void VlcWrapper::NextChapter()
 931 {
 932     int i_id;
 933     i_id = p_input->stream.p_selected_area->i_part + 1;
 934     if( i_id >= 0 )
 935     {
 936         ToggleChapter(i_id);
 937     }
 938 }
 939
 940 void VlcWrapper::ToggleChapter(int i_chapter)
 941 {
 942     if( p_input != NULL )
 943     {
 944         p_input->stream.p_selected_area->i_part = i_chapter;
 945         input_ChangeArea( p_input,
 946                           p_input->stream.p_selected_area );
 947
 948         vlc_mutex_lock( &p_input->stream.stream_lock );
 949         vlc_mutex_unlock( &p_input->stream.stream_lock );
 950     }
 951 }
 952
 953 void VlcWrapper::ChapterInfo( int32 &currentIndex, int32 &maxIndex )
 954 {
 955         currentIndex = -1;
 956         maxIndex = -1;
 957         if ( p_input )
 958         {
 959                 vlc_mutex_lock( &p_input->stream.stream_lock );
 960
 961                 maxIndex = p_input->stream.p_selected_area->i_part_nb - 1;
 962                 if ( maxIndex > 0)
 963                         currentIndex = p_input->stream.p_selected_area->i_part;
 964                 else
 965                         maxIndex = -1;
 966
 967                 vlc_mutex_unlock( &p_input->stream.stream_lock );
 968         }
 969 }
 970
 971 /****************
 972  * Miscellanous *
 973  ****************/
 974
 975 void VlcWrapper::LoadSubFile( const char * psz_file )
 976 {
 977     config_PutPsz( p_intf, "sub-file", strdup( psz_file ) );
 978 }
 979
 980 void VlcWrapper::FilterChange()
 981 {
 982     if( !p_input )
 983         return;
 984
 985     vout_thread_t * p_vout;
 986     vlc_mutex_lock( &p_input->stream.stream_lock );
 987
 988     // Warn the vout we are about to change the filter chain
 989     p_vout = (vout_thread_t*)vlc_object_find( p_intf, VLC_OBJECT_VOUT,
 990                                               FIND_ANYWHERE );
 991     if( p_vout )
 992     {
 993         p_vout->b_filter_change = VLC_TRUE;
 994         vlc_object_release( p_vout );
 995     }
 996
 997     // restart all video stream
 998     for( unsigned int i = 0; i < p_input->stream.i_es_number; i++ )
 999     {
1000         if( ( p_input->stream.pp_es[i]->i_cat == VIDEO_ES ) &&
1001             ( p_input->stream.pp_es[i]->p_decoder_fifo != NULL ) )
1002         {
1003             input_UnselectES( p_input, p_input->stream.pp_es[i] );
1004             input_SelectES( p_input, p_input->stream.pp_es[i] );
1005         }
1006     }
1007     vlc_mutex_unlock( &p_input->stream.stream_lock );
1008 }