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 1.37 2003/09/07 22:53:09 fenrir 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                                 playing = true;
 318                     break;
 319                         case PAUSE_S:
 320                         case UNDEF_S:
 321                         default:
 322                                 break;
 323                 }
 324         }
 325         return playing;
 326
 327 }
 328
 329 /************
 330  * playlist *
 331  ************/
 332
 333 void VlcWrapper::OpenFiles( BList* o_files, bool replace, int32 index )
 334 {
 335         if ( o_files && o_files->CountItems() > 0)
 336         {
 337             int size = PlaylistSize();
 338                 bool wasEmpty = ( size < 1 );
 339                 if ( index == -1 )
 340                         index = PLAYLIST_END;
 341                 int mode = index == PLAYLIST_END ? PLAYLIST_APPEND : PLAYLIST_INSERT;
 342
 343             /* delete current playlist */
 344             if( replace )
 345             {
 346                 for( int i = 0; i < size; i++ )
 347                 {
 348                     playlist_Delete( p_playlist, 0 );
 349                 }
 350             }
 351
 352             /* insert files */
 353             int32 count = o_files->CountItems();
 354             for ( int32 i = count - 1; i >= 0; i-- )
 355             {
 356                 if ( BString* o_file = (BString *)o_files->RemoveItem( i ) )
 357                 {
 358                         playlist_Add( p_playlist, o_file->String(),
 359                                       0, 0, mode, index );
 360                         if ( mode == PLAYLIST_INSERT )
 361                                 index++;
 362                         delete o_file;
 363                 }
 364             }
 365             // TODO: implement a user setting
 366             // if to start automatically
 367             /* eventually restart playing */
 368             if( replace || wasEmpty )
 369             {
 370                 playlist_Stop( p_playlist );
 371                 playlist_Play( p_playlist );
 372             }
 373         }
 374 }
 375
 376 void VlcWrapper::OpenDisc(BString o_type, BString o_device, int i_title, int i_chapter)
 377 {
 378     if( config_GetInt( p_intf, "beos-dvdmenus" ) )
 379         o_device.Prepend( "dvdplay:" );
 380     else
 381         o_device.Prepend( "dvdold:" );
 382     playlist_Add( p_playlist, o_device.String(), 0, 0,
 383                   PLAYLIST_APPEND | PLAYLIST_GO, PLAYLIST_END );
 384 }
 385
 386 int VlcWrapper::PlaylistSize()
 387 {
 388     vlc_mutex_lock( &p_playlist->object_lock );
 389     int i_size = p_playlist->i_size;
 390     vlc_mutex_unlock( &p_playlist->object_lock );
 391     return i_size;
 392 }
 393
 394 char * VlcWrapper::PlaylistItemName( int i )
 395 {
 396    return p_playlist->pp_items[i]->psz_name;
 397 }
 398
 399 int VlcWrapper::PlaylistCurrent()
 400 {
 401     return p_playlist->i_index;
 402 }
 403
 404 bool VlcWrapper::PlaylistPlay()
 405 {
 406     if( PlaylistSize() )
 407     {
 408         playlist_Play( p_playlist );
 409     }
 410     return( true );
 411 }
 412
 413 void VlcWrapper::PlaylistPause()
 414 {
 415     if( p_input )
 416     {
 417         input_SetStatus( p_input, INPUT_STATUS_PAUSE );
 418     }
 419 }
 420
 421 void VlcWrapper::PlaylistStop()
 422 {
 423     playlist_Stop( p_playlist );
 424 }
 425
 426 void VlcWrapper::PlaylistNext()
 427 {
 428     playlist_Next( p_playlist );
 429 }
 430
 431 void VlcWrapper::PlaylistPrev()
 432 {
 433     playlist_Prev( p_playlist );
 434 }
 435
 436 void VlcWrapper::GetPlaylistInfo( int32& currentIndex, int32& maxIndex )
 437 {
 438         currentIndex = -1;
 439         maxIndex = -1;
 440         if ( p_playlist )
 441         {
 442             vlc_mutex_lock( &p_playlist->object_lock );
 443
 444                 maxIndex = p_playlist->i_size;
 445                 if ( maxIndex > 0 )
 446                         currentIndex = p_playlist->i_index/* + 1 -> why?!?*/;
 447                 else
 448                         maxIndex = -1;
 449
 450             vlc_mutex_unlock( &p_playlist->object_lock );
 451         }
 452 }
 453
 454 void VlcWrapper::PlaylistJumpTo( int pos )
 455 {
 456     playlist_Goto( p_playlist, pos );
 457 }
 458
 459 void VlcWrapper::GetNavCapabilities( bool *canSkipPrev, bool *canSkipNext )
 460 {
 461         if ( canSkipPrev && canSkipNext )
 462         {
 463                 // init the parameters
 464                 *canSkipPrev = false;
 465                 *canSkipNext = false;
 466                 // get playlist info
 467                 int pos = PlaylistCurrent();
 468                 int size = PlaylistSize();
 469
 470                 // see if we have got a stream going
 471                 if ( p_input )
 472                 {
 473                         vlc_mutex_lock( &p_input->stream.stream_lock );
 474
 475                         bool hasTitles = p_input->stream.i_area_nb > 1;
 476                         int numChapters = p_input->stream.p_selected_area->i_part_nb;
 477                         bool hasChapters = numChapters > 1;
 478                         // first, look for chapters
 479                         if ( hasChapters )
 480                         {
 481                                 *canSkipPrev = p_input->stream.p_selected_area->i_part > 0;
 482                                 *canSkipNext = p_input->stream.p_selected_area->i_part <
 483                                                                          p_input->stream.p_selected_area->i_part_nb - 1;
 484                         }
 485                         // if one of the skip capabilities is false,
 486                         // make it depend on titles instead
 487                         if ( !*canSkipPrev && hasTitles )
 488                                 *canSkipPrev = p_input->stream.p_selected_area->i_id > 1;
 489                         if ( !*canSkipNext && hasTitles )
 490                                 *canSkipNext = p_input->stream.p_selected_area->i_id <
 491                                                    p_input->stream.i_area_nb - 1;
 492
 493                         vlc_mutex_unlock( &p_input->stream.stream_lock );
 494                 }
 495                 // last but not least, make capabilities depend on playlist
 496                 if ( !*canSkipPrev )
 497                         *canSkipPrev = pos > 0;
 498                 if ( !*canSkipNext )
 499                         *canSkipNext = pos < size - 1;
 500         }
 501 }
 502
 503 void VlcWrapper::NavigatePrev()
 504 {
 505         bool hasSkiped = false;
 506
 507         // see if we have got a stream going
 508         if ( p_input )
 509         {
 510                 // get information from stream (lock it while looking at it)
 511                 vlc_mutex_lock( &p_input->stream.stream_lock );
 512
 513                 int currentTitle = p_input->stream.p_selected_area->i_id;
 514                 int currentChapter = p_input->stream.p_selected_area->i_part;
 515                 int numTitles = p_input->stream.i_area_nb;
 516                 bool hasTitles = numTitles > 1;
 517                 int numChapters = p_input->stream.p_selected_area->i_part_nb;
 518                 bool hasChapters = numChapters > 1;
 519
 520                 vlc_mutex_unlock( &p_input->stream.stream_lock );
 521
 522                 // first, look for chapters
 523                 if ( hasChapters )
 524                 {
 525                         // skip to the previous chapter
 526                         currentChapter--;
 527
 528                         if ( currentChapter >= 0 )
 529                         {
 530                                 ToggleChapter( currentChapter );
 531                                 hasSkiped = true;
 532                         }
 533                 }
 534                 // if we couldn't skip chapters, try titles instead
 535                 if ( !hasSkiped && hasTitles )
 536                 {
 537                         // skip to the previous title
 538                         currentTitle--;
 539                         // disallow area 0 since it is used for video_ts.vob
 540                         if( currentTitle > 0 )
 541                         {
 542                                 ToggleTitle(currentTitle);
 543                                 hasSkiped = true;
 544                         }
 545                 }
 546
 547         }
 548         // last but not least, skip to previous file
 549         if ( !hasSkiped )
 550                 PlaylistPrev();
 551 }
 552
 553 void VlcWrapper::NavigateNext()
 554 {
 555         bool hasSkiped = false;
 556
 557         // see if we have got a stream going
 558         if ( p_input )
 559         {
 560                 // get information from stream (lock it while looking at it)
 561                 vlc_mutex_lock( &p_input->stream.stream_lock );
 562
 563                 int currentTitle = p_input->stream.p_selected_area->i_id;
 564                 int currentChapter = p_input->stream.p_selected_area->i_part;
 565                 int numTitles = p_input->stream.i_area_nb;
 566                 bool hasTitles = numTitles > 1;
 567                 int numChapters = p_input->stream.p_selected_area->i_part_nb;
 568                 bool hasChapters = numChapters > 1;
 569
 570                 vlc_mutex_unlock( &p_input->stream.stream_lock );
 571
 572                 // first, look for chapters
 573                 if ( hasChapters )
 574                 {
 575                         // skip to the next chapter
 576                         currentChapter++;
 577                         if ( currentChapter < numChapters )
 578                         {
 579                                 ToggleChapter( currentChapter );
 580                                 hasSkiped = true;
 581                         }
 582                 }
 583                 // if we couldn't skip chapters, try titles instead
 584                 if ( !hasSkiped && hasTitles )
 585                 {
 586                         // skip to the next title
 587                         currentTitle++;
 588                         // disallow area 0 since it is used for video_ts.vob
 589                         if ( currentTitle < numTitles - 1 )
 590                         {
 591                                 ToggleTitle(currentTitle);
 592                                 hasSkiped = true;
 593                         }
 594                 }
 595
 596         }
 597         // last but not least, skip to next file
 598         if ( !hasSkiped )
 599                 PlaylistNext();
 600 }
 601
 602 /*************************
 603  * Playlist manipulation *
 604  *************************/
 605
 606 // PlaylistLock
 607 bool
 608 VlcWrapper::PlaylistLock() const
 609 {
 610 // TODO: search and destroy -> deadlock!
 611 return true;
 612         if ( p_playlist )
 613         {
 614                 vlc_mutex_lock( &p_playlist->object_lock );
 615                 return true;
 616         }
 617         return false;
 618 }
 619
 620 // PlaylistUnlock
 621 void
 622 VlcWrapper::PlaylistUnlock() const
 623 {
 624 // TODO: search and destroy -> deadlock!
 625 return;
 626         vlc_mutex_unlock( &p_playlist->object_lock );
 627 }
 628
 629 // PlaylistItemAt
 630 void*
 631 VlcWrapper::PlaylistItemAt( int index ) const
 632 {
 633         playlist_item_t* item = NULL;
 634         if ( index >= 0 && index < p_playlist->i_size )
 635                 item = p_playlist->pp_items[index];
 636         return (void*)item;
 637 }
 638
 639 // PlaylistRemoveItem
 640 void*
 641 VlcWrapper::PlaylistRemoveItem( int index ) const
 642 {
 643         playlist_item_t* copy = NULL;
 644         // check if item exists at the provided index
 645         if ( index >= 0 && index < p_playlist->i_size )
 646         {
 647                 playlist_item_t* item = p_playlist->pp_items[index];
 648                 if ( item )
 649                 {
 650                         // make a copy of the removed item
 651                         copy = (playlist_item_t*)PlaylistCloneItem( (void*)item );
 652                         // remove item from playlist (unfortunately, this frees it)
 653                         playlist_Delete( p_playlist, index );
 654                 }
 655         }
 656         return (void*)copy;
 657 }
 658
 659 // PlaylistRemoveItem
 660 void*
 661 VlcWrapper::PlaylistRemoveItem( void* item ) const
 662 {
 663         playlist_item_t* copy = NULL;
 664         for ( int32 i = 0; i < p_playlist->i_size; i++ )
 665         {
 666                 if ( p_playlist->pp_items[i] == item )
 667                 {
 668                         copy = (playlist_item_t*)PlaylistRemoveItem( i );
 669                         break;
 670                 }
 671         }
 672         return (void*)copy;
 673 }
 674
 675 // PlaylistAddItem
 676 bool
 677 VlcWrapper::PlaylistAddItem( void* item, int index ) const
 678 {
 679         if ( item )
 680         {
 681                 playlist_AddItem( p_playlist, (playlist_item_t*)item,
 682                                                   PLAYLIST_INSERT, index );
 683         }
 684         // TODO: once playlist is returning useful info, return that instead
 685         return true;
 686 }
 687
 688 // PlaylistCloneItem
 689 void*
 690 VlcWrapper::PlaylistCloneItem( void* castToItem ) const
 691 {
 692         playlist_item_t* copy = NULL;
 693         playlist_item_t* item = (playlist_item_t*)castToItem;
 694         if ( item )
 695         {
 696                 copy = (playlist_item_t*)malloc( sizeof( playlist_item_t ) );
 697                 if ( copy )
 698                 {
 699                         // make a copy of the item at index
 700                         copy->psz_name = strdup( item->psz_name );
 701                         copy->psz_uri  = strdup( item->psz_uri );
 702                         copy->i_type = item->i_type;
 703                         copy->i_status = item->i_status;
 704                         copy->b_autodeletion = item->b_autodeletion;
 705                 }
 706         }
 707         return (void*)copy;
 708 }
 709
 710 // Careful! You need to know what you're doing here!
 711 // The reason for having it, is to be able to deal with
 712 // the rather lame list implementation of the playlist.
 713 // It is meant to help manipulate the playlist with the above
 714 // methods while keeping it valid.
 715 //
 716 // PlaylistSetPlaying
 717 void
 718 VlcWrapper::PlaylistSetPlaying( int index ) const
 719 {
 720         if ( index < 0 )
 721                 index = 0;
 722         if ( index >= p_playlist->i_size )
 723                 index = p_playlist->i_size - 1;
 724         p_playlist->i_index = index;
 725 }
 726
 727
 728 /*********
 729  * audio *
 730  *********/
 731
 732 unsigned short VlcWrapper::GetVolume()
 733 {
 734     unsigned short i_volume;
 735     aout_VolumeGet( p_intf, (audio_volume_t*)&i_volume );
 736     return i_volume;
 737 }
 738
 739 void VlcWrapper::SetVolume( int value )
 740 {
 741     if ( p_intf->p_sys->b_mute )
 742     {
 743         p_intf->p_sys->b_mute = 0;
 744     }
 745     aout_VolumeSet( p_intf, value );
 746 }
 747
 748 void VlcWrapper::VolumeMute()
 749 {
 750     aout_VolumeMute( p_intf, NULL );
 751     p_intf->p_sys->b_mute = 1;
 752 }
 753
 754 void VlcWrapper::VolumeRestore()
 755 {
 756     audio_volume_t dummy;
 757     aout_VolumeMute( p_intf, &dummy );
 758     p_intf->p_sys->b_mute = 0;
 759 }
 760
 761 bool VlcWrapper::IsMuted()
 762 {
 763     return p_intf->p_sys->b_mute;
 764 }
 765
 766 /*******
 767  * DVD *
 768  *******/
 769
 770 bool VlcWrapper::IsUsingMenus()
 771 {
 772     if( !p_input )
 773         return false;
 774
 775     vlc_mutex_lock( &p_playlist->object_lock );
 776     if( p_playlist->i_index < 0 )
 777     {
 778         vlc_mutex_unlock( &p_playlist->object_lock );
 779         return false;
 780     }
 781
 782     char * psz_name = p_playlist->pp_items[p_playlist->i_index]->psz_name;
 783     if( !strncmp( psz_name, "dvdplay:", 8 ) )
 784     {
 785         vlc_mutex_unlock( &p_playlist->object_lock );
 786         return true;
 787     }
 788     vlc_mutex_unlock( &p_playlist->object_lock );
 789
 790     return false;
 791 }
 792
 793 bool VlcWrapper::HasTitles()
 794 {
 795     if( !p_input )
 796         return false;
 797
 798     return ( p_input->stream.i_area_nb > 1 );
 799 }
 800
 801 BList * VlcWrapper::GetTitles()
 802 {
 803     if( p_input )
 804     {
 805         vlc_mutex_lock( &p_input->stream.stream_lock );
 806
 807         BList *list = new BList( p_input->stream.i_area_nb );
 808         BMenuItem *menuItem;
 809         BMessage *message;
 810
 811         for( unsigned int i = 1; i < p_input->stream.i_area_nb; i++ )
 812         {
 813             message = new BMessage( TOGGLE_TITLE );
 814             message->AddInt32( "index", i );
 815             BString helper( "" );
 816             helper << i;
 817             menuItem = new BMenuItem( helper.String(), message );
 818             menuItem->SetMarked( p_input->stream.p_selected_area->i_id == i );
 819             list->AddItem( menuItem );
 820         }
 821
 822         vlc_mutex_unlock( &p_input->stream.stream_lock );
 823
 824         return list;
 825     }
 826     return NULL;
 827 }
 828
 829 void VlcWrapper::PrevTitle()
 830 {
 831     int i_id;
 832     i_id = p_input->stream.p_selected_area->i_id - 1;
 833     if( i_id > 0 )
 834     {
 835         ToggleTitle(i_id);
 836     }
 837 }
 838
 839 void VlcWrapper::NextTitle()
 840 {
 841     unsigned int i_id;
 842     i_id = p_input->stream.p_selected_area->i_id + 1;
 843     if( i_id < p_input->stream.i_area_nb )
 844     {
 845         ToggleTitle(i_id);
 846     }
 847 }
 848
 849 void VlcWrapper::ToggleTitle(int i_title)
 850 {
 851     if( p_input != NULL )
 852     {
 853         input_ChangeArea( p_input,
 854                           p_input->stream.pp_areas[i_title] );
 855
 856         vlc_mutex_lock( &p_input->stream.stream_lock );
 857
 858         vlc_mutex_unlock( &p_input->stream.stream_lock );
 859     }
 860 }
 861
 862 void VlcWrapper::TitleInfo( int32 &currentIndex, int32 &maxIndex )
 863 {
 864         currentIndex = -1;
 865         maxIndex = -1;
 866         if ( p_input )
 867         {
 868                 vlc_mutex_lock( &p_input->stream.stream_lock );
 869
 870                 maxIndex = p_input->stream.i_area_nb - 1;
 871                 if ( maxIndex > 0)
 872                         currentIndex = p_input->stream.p_selected_area->i_id;
 873                 else
 874                         maxIndex = -1;
 875
 876                 vlc_mutex_unlock( &p_input->stream.stream_lock );
 877         }
 878 }
 879
 880 bool VlcWrapper::HasChapters()
 881 {
 882     if( !p_input )
 883     {
 884         return false;
 885     }
 886     return ( p_input->stream.p_selected_area->i_part_nb > 1 );
 887 }
 888
 889 BList * VlcWrapper::GetChapters()
 890 {
 891     if( p_input )
 892     {
 893         vlc_mutex_lock( &p_input->stream.stream_lock );
 894
 895         BList *list = new BList( p_input->stream.p_selected_area->i_part_nb );
 896         BMenuItem *menuItem;
 897         BMessage *message;
 898
 899         for( unsigned int i = 1;
 900              i < p_input->stream.p_selected_area->i_part_nb + 1; i++ )
 901         {
 902             message = new BMessage( TOGGLE_CHAPTER );
 903             message->AddInt32( "index", i );
 904             BString helper( "" );
 905             helper << i;
 906             menuItem = new BMenuItem( helper.String(), message );
 907             menuItem->SetMarked( p_input->stream.p_selected_area->i_part == i );
 908             list->AddItem( menuItem );
 909         }
 910
 911         vlc_mutex_unlock( &p_input->stream.stream_lock );
 912
 913         return list;
 914     }
 915     return NULL;
 916 }
 917
 918 void VlcWrapper::PrevChapter()
 919 {
 920     int i_id;
 921     i_id = p_input->stream.p_selected_area->i_part - 1;
 922     if( i_id >= 0 )
 923     {
 924         ToggleChapter(i_id);
 925     }
 926 }
 927
 928 void VlcWrapper::NextChapter()
 929 {
 930     int i_id;
 931     i_id = p_input->stream.p_selected_area->i_part + 1;
 932     if( i_id >= 0 )
 933     {
 934         ToggleChapter(i_id);
 935     }
 936 }
 937
 938 void VlcWrapper::ToggleChapter(int i_chapter)
 939 {
 940     if( p_input != NULL )
 941     {
 942         p_input->stream.p_selected_area->i_part = i_chapter;
 943         input_ChangeArea( p_input,
 944                           p_input->stream.p_selected_area );
 945
 946         vlc_mutex_lock( &p_input->stream.stream_lock );
 947         vlc_mutex_unlock( &p_input->stream.stream_lock );
 948     }
 949 }
 950
 951 void VlcWrapper::ChapterInfo( int32 &currentIndex, int32 &maxIndex )
 952 {
 953         currentIndex = -1;
 954         maxIndex = -1;
 955         if ( p_input )
 956         {
 957                 vlc_mutex_lock( &p_input->stream.stream_lock );
 958
 959                 maxIndex = p_input->stream.p_selected_area->i_part_nb - 1;
 960                 if ( maxIndex > 0)
 961                         currentIndex = p_input->stream.p_selected_area->i_part;
 962                 else
 963                         maxIndex = -1;
 964
 965                 vlc_mutex_unlock( &p_input->stream.stream_lock );
 966         }
 967 }
 968
 969 /****************
 970  * Miscellanous *
 971  ****************/
 972
 973 void VlcWrapper::LoadSubFile( const char * psz_file )
 974 {
 975     config_PutPsz( p_intf, "sub-file", strdup( psz_file ) );
 976 }
 977
 978 void VlcWrapper::FilterChange()
 979 {
 980     if( !p_input )
 981         return;
 982
 983     vout_thread_t * p_vout;
 984     vlc_mutex_lock( &p_input->stream.stream_lock );
 985
 986     // Warn the vout we are about to change the filter chain
 987     p_vout = (vout_thread_t*)vlc_object_find( p_intf, VLC_OBJECT_VOUT,
 988                                               FIND_ANYWHERE );
 989     if( p_vout )
 990     {
 991         p_vout->b_filter_change = VLC_TRUE;
 992         vlc_object_release( p_vout );
 993     }
 994
 995     // restart all video stream
 996     for( unsigned int i = 0; i < p_input->stream.i_es_number; i++ )
 997     {
 998         if( ( p_input->stream.pp_es[i]->i_cat == VIDEO_ES ) &&
 999             ( p_input->stream.pp_es[i]->p_decoder_fifo != NULL ) )
1000         {
1001             input_UnselectES( p_input, p_input->stream.pp_es[i] );
1002             input_SelectES( p_input, p_input->stream.pp_es[i] );
1003         }
1004     }
1005     vlc_mutex_unlock( &p_input->stream.stream_lock );
1006 }