modules/gui/skins2/src/vlcproc.cpp

   1 /*****************************************************************************
   2  * vlcproc.cpp
   3  *****************************************************************************
   4  * Copyright (C) 2003-2009 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Cyril Deguet     <asmax@via.ecp.fr>
   8  *          Olivier Teulière <ipkiss@via.ecp.fr>
   9  *          Erwan Tulou      <erwan10@videolan.org>
  10  *
  11  * This program is free software; you can redistribute it and/or modify
  12  * it under the terms of the GNU General Public License as published by
  13  * the Free Software Foundation; either version 2 of the License, or
  14  * (at your option) any later version.
  15  *
  16  * This program is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  * GNU General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU General Public License along
  22  * with this program; if not, write to the Free Software Foundation, Inc.,
  23  * 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  24  *****************************************************************************/
  25
  26 #ifdef HAVE_CONFIG_H
  27 # include "config.h"
  28 #endif
  29
  30 #include <vlc_common.h>
  31 #include <vlc_aout.h>
  32 #include <vlc_vout.h>
  33 #include <vlc_playlist.h>
  34
  35 #include "vlcproc.hpp"
  36 #include "os_factory.hpp"
  37 #include "os_loop.hpp"
  38 #include "os_timer.hpp"
  39 #include "var_manager.hpp"
  40 #include "vout_manager.hpp"
  41 #include "theme.hpp"
  42 #include "window_manager.hpp"
  43 #include "../commands/async_queue.hpp"
  44 #include "../commands/cmd_change_skin.hpp"
  45 #include "../commands/cmd_show_window.hpp"
  46 #include "../commands/cmd_quit.hpp"
  47 #include "../commands/cmd_resize.hpp"
  48 #include "../commands/cmd_vars.hpp"
  49 #include "../commands/cmd_dialogs.hpp"
  50 #include "../commands/cmd_audio.hpp"
  51 #include "../commands/cmd_callbacks.hpp"
  52 #include "../utils/var_bool.hpp"
  53 #include "../utils/var_string.hpp"
  54 #include <sstream>
  55
  56 #include <assert.h>
  57
  58 VlcProc *VlcProc::instance( intf_thread_t *pIntf )
  59 {
  60     if( pIntf->p_sys->p_vlcProc == NULL )
  61     {
  62         pIntf->p_sys->p_vlcProc = new VlcProc( pIntf );
  63     }
  64
  65     return pIntf->p_sys->p_vlcProc;
  66 }
  67
  68
  69 void VlcProc::destroy( intf_thread_t *pIntf )
  70 {
  71     delete pIntf->p_sys->p_vlcProc;
  72     pIntf->p_sys->p_vlcProc = NULL;
  73 }
  74
  75
  76 VlcProc::VlcProc( intf_thread_t *pIntf ): SkinObject( pIntf ),
  77     m_varEqBands( pIntf ), m_pVout( NULL ), m_pAout( NULL ),
  78     m_bEqualizer_started( false ), m_cmdManage( this )
  79 {
  80     // Create a timer to poll the status of the vlc
  81     OSFactory *pOsFactory = OSFactory::instance( pIntf );
  82     m_pTimer = pOsFactory->createOSTimer( m_cmdManage );
  83     m_pTimer->start( 100, false );
  84
  85     // Create and register VLC variables
  86     VarManager *pVarManager = VarManager::instance( getIntf() );
  87
  88 #define REGISTER_VAR( var, type, name ) \
  89     var = VariablePtr( new type( getIntf() ) ); \
  90     pVarManager->registerVar( var, name );
  91     REGISTER_VAR( m_cVarRandom, VarBoolImpl, "playlist.isRandom" )
  92     REGISTER_VAR( m_cVarLoop, VarBoolImpl, "playlist.isLoop" )
  93     REGISTER_VAR( m_cVarRepeat, VarBoolImpl, "playlist.isRepeat" )
  94     REGISTER_VAR( m_cPlaytree, Playtree, "playtree" )
  95     pVarManager->registerVar( getPlaytreeVar().getPositionVarPtr(),
  96                               "playtree.slider" );
  97     pVarManager->registerVar( m_cVarRandom, "playtree.isRandom" );
  98     pVarManager->registerVar( m_cVarLoop, "playtree.isLoop" );
  99
 100     REGISTER_VAR( m_cVarPlaying, VarBoolImpl, "vlc.isPlaying" )
 101     REGISTER_VAR( m_cVarStopped, VarBoolImpl, "vlc.isStopped" )
 102     REGISTER_VAR( m_cVarPaused, VarBoolImpl, "vlc.isPaused" )
 103
 104     /* Input variables */
 105     pVarManager->registerVar( m_cVarRepeat, "playtree.isRepeat" );
 106     REGISTER_VAR( m_cVarTime, StreamTime, "time" )
 107     REGISTER_VAR( m_cVarSeekable, VarBoolImpl, "vlc.isSeekable" )
 108     REGISTER_VAR( m_cVarDvdActive, VarBoolImpl, "dvd.isActive" )
 109
 110     REGISTER_VAR( m_cVarRecordable, VarBoolImpl, "vlc.canRecord" )
 111     REGISTER_VAR( m_cVarRecording, VarBoolImpl, "vlc.isRecording" )
 112
 113     /* Vout variables */
 114     REGISTER_VAR( m_cVarFullscreen, VarBoolImpl, "vlc.isFullscreen" )
 115     REGISTER_VAR( m_cVarHasVout, VarBoolImpl, "vlc.hasVout" )
 116
 117     /* Aout variables */
 118     REGISTER_VAR( m_cVarHasAudio, VarBoolImpl, "vlc.hasAudio" )
 119     REGISTER_VAR( m_cVarVolume, Volume, "volume" )
 120     REGISTER_VAR( m_cVarMute, VarBoolImpl, "vlc.isMute" )
 121     REGISTER_VAR( m_cVarEqualizer, VarBoolImpl, "equalizer.isEnabled" )
 122     REGISTER_VAR( m_cVarEqPreamp, EqualizerPreamp, "equalizer.preamp" )
 123
 124 #undef REGISTER_VAR
 125     m_cVarStreamName = VariablePtr( new VarText( getIntf(), false ) );
 126     pVarManager->registerVar( m_cVarStreamName, "streamName" );
 127     m_cVarStreamURI = VariablePtr( new VarText( getIntf(), false ) );
 128     pVarManager->registerVar( m_cVarStreamURI, "streamURI" );
 129     m_cVarStreamBitRate = VariablePtr( new VarText( getIntf(), false ) );
 130     pVarManager->registerVar( m_cVarStreamBitRate, "bitrate" );
 131     m_cVarStreamSampleRate = VariablePtr( new VarText( getIntf(), false ) );
 132     pVarManager->registerVar( m_cVarStreamSampleRate, "samplerate" );
 133     m_cVarStreamArt = VariablePtr( new VarString( getIntf() ) );
 134     pVarManager->registerVar( m_cVarStreamArt, "streamArt" );
 135
 136     // Register the equalizer bands
 137     for( int i = 0; i < EqualizerBands::kNbBands; i++)
 138     {
 139         stringstream ss;
 140         ss << "equalizer.band(" << i << ")";
 141         pVarManager->registerVar( m_varEqBands.getBand( i ), ss.str() );
 142     }
 143
 144     // XXX WARNING XXX
 145     // The object variable callbacks are called from other VLC threads,
 146     // so they must put commands in the queue and NOT do anything else
 147     // (X11 calls are not reentrant)
 148
 149 #define ADD_CALLBACK( p_object, var ) \
 150     var_AddCallback( p_object, var, onGenericCallback, this );
 151
 152     ADD_CALLBACK( pIntf->p_sys->p_playlist, "volume-change" )
 153     ADD_CALLBACK( pIntf->p_libvlc, "intf-show" )
 154
 155     ADD_CALLBACK( pIntf->p_sys->p_playlist, "item-current" )
 156     ADD_CALLBACK( pIntf->p_sys->p_playlist, "random" )
 157     ADD_CALLBACK( pIntf->p_sys->p_playlist, "loop" )
 158     ADD_CALLBACK( pIntf->p_sys->p_playlist, "repeat" )
 159
 160 #undef ADD_CALLBACK
 161
 162     // Called when a playlist item is added
 163     var_AddCallback( pIntf->p_sys->p_playlist, "playlist-item-append",
 164                      onItemAppend, this );
 165     // Called when a playlist item is deleted
 166     // TODO: properly handle item-deleted
 167     var_AddCallback( pIntf->p_sys->p_playlist, "playlist-item-deleted",
 168                      onItemDelete, this );
 169     // Called when the current input changes
 170     var_AddCallback( pIntf->p_sys->p_playlist, "input-current",
 171                      onInputNew, this );
 172     // Called when a playlist item changed
 173     var_AddCallback( pIntf->p_sys->p_playlist, "item-change",
 174                      onItemChange, this );
 175     // Called when our skins2 demux wants us to load a new skin
 176     var_AddCallback( pIntf, "skin-to-load", onSkinToLoad, this );
 177
 178     // Called when we have an interaction dialog to display
 179     var_Create( pIntf, "interaction", VLC_VAR_ADDRESS );
 180     var_AddCallback( pIntf, "interaction", onInteraction, this );
 181     interaction_Register( pIntf );
 182
 183     // initialize variables refering to liblvc and playlist objects
 184     init_variables();
 185 }
 186
 187
 188 VlcProc::~VlcProc()
 189 {
 190     m_pTimer->stop();
 191     delete( m_pTimer );
 192
 193     if( m_pAout )
 194     {
 195         vlc_object_release( m_pAout );
 196         m_pAout = NULL;
 197     }
 198     if( m_pVout )
 199     {
 200         vlc_object_release( m_pVout );
 201         m_pVout = NULL;
 202     }
 203
 204     interaction_Unregister( getIntf() );
 205
 206     var_DelCallback( getIntf()->p_sys->p_playlist, "volume-change",
 207                      onGenericCallback, this );
 208     var_DelCallback( getIntf()->p_libvlc, "intf-show",
 209                      onGenericCallback, this );
 210
 211     var_DelCallback( getIntf()->p_sys->p_playlist, "item-current",
 212                      onGenericCallback, this );
 213     var_DelCallback( getIntf()->p_sys->p_playlist, "random",
 214                      onGenericCallback, this );
 215     var_DelCallback( getIntf()->p_sys->p_playlist, "loop",
 216                      onGenericCallback, this );
 217     var_DelCallback( getIntf()->p_sys->p_playlist, "repeat",
 218                      onGenericCallback, this );
 219
 220     var_DelCallback( getIntf()->p_sys->p_playlist, "playlist-item-append",
 221                      onItemAppend, this );
 222     var_DelCallback( getIntf()->p_sys->p_playlist, "playlist-item-deleted",
 223                      onItemDelete, this );
 224     var_DelCallback( getIntf()->p_sys->p_playlist, "input-current",
 225                      onInputNew, this );
 226     var_DelCallback( getIntf()->p_sys->p_playlist, "item-change",
 227                      onItemChange, this );
 228     var_DelCallback( getIntf(), "skin-to-load", onSkinToLoad, this );
 229     var_DelCallback( getIntf(), "interaction", onInteraction, this );
 230 }
 231
 232 void VlcProc::manage()
 233 {
 234     // Did the user request to quit vlc ?
 235     if( !vlc_object_alive( getIntf() ) )
 236     {
 237         // Get the instance of OSFactory
 238         OSFactory *pOsFactory = OSFactory::instance( getIntf() );
 239
 240         // Exit the main OS loop
 241         pOsFactory->getOSLoop()->exit();
 242
 243         return;
 244     }
 245 }
 246
 247 void VlcProc::CmdManage::execute()
 248 {
 249     // Just forward to VlcProc
 250     m_pParent->manage();
 251 }
 252
 253
 254 int VlcProc::onInputNew( vlc_object_t *pObj, const char *pVariable,
 255                          vlc_value_t oldval, vlc_value_t newval, void *pParam )
 256 {
 257     VlcProc *pThis = (VlcProc*)pParam;
 258     input_thread_t *pInput = static_cast<input_thread_t*>(newval.p_address);
 259
 260     var_AddCallback( pInput, "intf-event", onGenericCallback, pThis );
 261     var_AddCallback( pInput, "bit-rate", onGenericCallback, pThis );
 262     var_AddCallback( pInput, "sample-rate", onGenericCallback, pThis );
 263     var_AddCallback( pInput, "can-record", onGenericCallback, pThis );
 264
 265     return VLC_SUCCESS;
 266 }
 267
 268
 269 int VlcProc::onItemChange( vlc_object_t *pObj, const char *pVariable,
 270                            vlc_value_t oldval, vlc_value_t newval,
 271                            void *pParam )
 272 {
 273     VlcProc *pThis = (VlcProc*)pParam;
 274     input_item_t *p_item = static_cast<input_item_t*>(newval.p_address);
 275
 276     // Create a playtree notify command
 277     CmdPlaytreeUpdate *pCmdTree = new CmdPlaytreeUpdate( pThis->getIntf(),
 278                                                          p_item );
 279
 280     // Push the command in the asynchronous command queue
 281     AsyncQueue *pQueue = AsyncQueue::instance( pThis->getIntf() );
 282     pQueue->push( CmdGenericPtr( pCmdTree ), true );
 283
 284     return VLC_SUCCESS;
 285 }
 286
 287 int VlcProc::onItemAppend( vlc_object_t *pObj, const char *pVariable,
 288                            vlc_value_t oldVal, vlc_value_t newVal,
 289                            void *pParam )
 290 {
 291     VlcProc *pThis = (VlcProc*)pParam;
 292
 293     playlist_add_t *p_add = static_cast<playlist_add_t*>(newVal.p_address);
 294
 295     CmdGenericPtr ptrTree;
 296     CmdPlaytreeAppend *pCmdTree = new CmdPlaytreeAppend( pThis->getIntf(),
 297                                                              p_add );
 298     ptrTree = CmdGenericPtr( pCmdTree );
 299
 300     // Push the command in the asynchronous command queue
 301     AsyncQueue *pQueue = AsyncQueue::instance( pThis->getIntf() );
 302     pQueue->push( ptrTree , false );
 303
 304     return VLC_SUCCESS;
 305 }
 306
 307 int VlcProc::onItemDelete( vlc_object_t *pObj, const char *pVariable,
 308                            vlc_value_t oldVal, vlc_value_t newVal,
 309                            void *pParam )
 310 {
 311     VlcProc *pThis = (VlcProc*)pParam;
 312
 313     int i_id = newVal.i_int;
 314
 315     CmdGenericPtr ptrTree;
 316     CmdPlaytreeDelete *pCmdTree = new CmdPlaytreeDelete( pThis->getIntf(),
 317                                                          i_id);
 318     ptrTree = CmdGenericPtr( pCmdTree );
 319
 320     // Push the command in the asynchronous command queue
 321     AsyncQueue *pQueue = AsyncQueue::instance( pThis->getIntf() );
 322     pQueue->push( ptrTree , false );
 323
 324     return VLC_SUCCESS;
 325 }
 326
 327
 328 int VlcProc::onSkinToLoad( vlc_object_t *pObj, const char *pVariable,
 329                            vlc_value_t oldVal, vlc_value_t newVal,
 330                            void *pParam )
 331 {
 332     VlcProc *pThis = (VlcProc*)pParam;
 333
 334     // Create a playlist notify command
 335     CmdChangeSkin *pCmd =
 336         new CmdChangeSkin( pThis->getIntf(), newVal.psz_string );
 337
 338     // Push the command in the asynchronous command queue
 339     AsyncQueue *pQueue = AsyncQueue::instance( pThis->getIntf() );
 340     pQueue->push( CmdGenericPtr( pCmd ) );
 341
 342     return VLC_SUCCESS;
 343 }
 344
 345 int VlcProc::onInteraction( vlc_object_t *pObj, const char *pVariable,
 346                             vlc_value_t oldVal, vlc_value_t newVal,
 347                             void *pParam )
 348 {
 349     VlcProc *pThis = (VlcProc*)pParam;
 350     interaction_dialog_t *p_dialog = (interaction_dialog_t *)(newVal.p_address);
 351
 352     CmdInteraction *pCmd = new CmdInteraction( pThis->getIntf(), p_dialog );
 353     AsyncQueue *pQueue = AsyncQueue::instance( pThis->getIntf() );
 354     pQueue->push( CmdGenericPtr( pCmd ) );
 355     return VLC_SUCCESS;
 356 }
 357
 358 int VlcProc::onEqBandsChange( vlc_object_t *pObj, const char *pVariable,
 359                               vlc_value_t oldVal, vlc_value_t newVal,
 360                               void *pParam )
 361 {
 362     VlcProc *pThis = (VlcProc*)pParam;
 363
 364     // Post a set equalizer bands command
 365     CmdSetEqBands *pCmd = new CmdSetEqBands( pThis->getIntf(),
 366                                              pThis->m_varEqBands,
 367                                              newVal.psz_string );
 368     AsyncQueue *pQueue = AsyncQueue::instance( pThis->getIntf() );
 369     pQueue->push( CmdGenericPtr( pCmd ) );
 370
 371     return VLC_SUCCESS;
 372 }
 373
 374
 375 int VlcProc::onEqPreampChange( vlc_object_t *pObj, const char *pVariable,
 376                                vlc_value_t oldVal, vlc_value_t newVal,
 377                                void *pParam )
 378 {
 379     VlcProc *pThis = (VlcProc*)pParam;
 380     EqualizerPreamp *pVarPreamp = (EqualizerPreamp*)(pThis->m_cVarEqPreamp.get());
 381
 382     // Post a set preamp command
 383     CmdSetEqPreamp *pCmd = new CmdSetEqPreamp( pThis->getIntf(), *pVarPreamp,
 384                                               (newVal.f_float + 20.0) / 40.0 );
 385     AsyncQueue *pQueue = AsyncQueue::instance( pThis->getIntf() );
 386     pQueue->push( CmdGenericPtr( pCmd ) );
 387
 388     return VLC_SUCCESS;
 389 }
 390
 391
 392 int VlcProc::onGenericCallback( vlc_object_t *pObj, const char *pVariable,
 393                                 vlc_value_t oldVal, vlc_value_t newVal,
 394                                 void *pParam )
 395 {
 396     VlcProc *pThis = (VlcProc*)pParam;
 397     AsyncQueue *pQueue = AsyncQueue::instance( pThis->getIntf() );
 398
 399     CmdGeneric *pCmd = NULL;
 400
 401 #define ADD_CALLBACK_ENTRY( var, label ) \
 402     { \
 403     if( strcmp( pVariable, var ) == 0 ) \
 404         pCmd = new Cmd_##label( pThis->getIntf(), pObj, newVal ); \
 405     }
 406
 407     ADD_CALLBACK_ENTRY( "item-current", item_current_changed )
 408     ADD_CALLBACK_ENTRY( "volume-change", volume_changed )
 409
 410     ADD_CALLBACK_ENTRY( "intf-event", intf_event_changed )
 411     ADD_CALLBACK_ENTRY( "bit-rate", bit_rate_changed )
 412     ADD_CALLBACK_ENTRY( "sample-rate", sample_rate_changed )
 413     ADD_CALLBACK_ENTRY( "can-record", can_record_changed )
 414
 415     ADD_CALLBACK_ENTRY( "random", random_changed )
 416     ADD_CALLBACK_ENTRY( "loop", loop_changed )
 417     ADD_CALLBACK_ENTRY( "repeat", repeat_changed )
 418
 419     ADD_CALLBACK_ENTRY( "audio-filter", audio_filter_changed )
 420
 421     ADD_CALLBACK_ENTRY( "intf-show", intf_show_changed )
 422
 423 #undef ADD_CALLBACK_ENTRY
 424
 425     if( pCmd )
 426         pQueue->push( CmdGenericPtr( pCmd ), false );
 427     else
 428         msg_Err( pObj, "no Callback entry provided for %s", pVariable );
 429
 430     return VLC_SUCCESS;
 431 }
 432
 433 #define SET_BOOL(m,v)         ((VarBoolImpl*)(m).get())->set(v)
 434 #define SET_STREAMTIME(m,v,b) ((StreamTime*)(m).get())->set(v,b)
 435 #define SET_TEXT(m,v)         ((VarText*)(m).get())->set(v)
 436 #define SET_STRING(m,v)       ((VarString*)(m).get())->set(v)
 437 #define SET_VOLUME(m,v,b)     ((Volume*)(m).get())->set(v,b)
 438
 439 void VlcProc::on_item_current_changed( vlc_object_t* p_obj, vlc_value_t newVal )
 440 {
 441     input_item_t *p_item = static_cast<input_item_t*>(newVal.p_address);
 442
 443     // Update short name
 444     char *psz_name = input_item_GetName( p_item );
 445     SET_TEXT( m_cVarStreamName, UString( getIntf(), psz_name ) );
 446     free( psz_name );
 447
 448     // Update full uri
 449     char *psz_uri = input_item_GetURI( p_item );
 450     SET_TEXT( m_cVarStreamURI, UString( getIntf(), psz_uri ) );
 451     free( psz_uri );
 452
 453     // Update art uri
 454     char *psz_art = input_item_GetArtURL( p_item );
 455     SET_STRING( m_cVarStreamArt, string( psz_art ? psz_art : "" ) );
 456     free( psz_art );
 457
 458     // Update playtree
 459     getPlaytreeVar().onUpdateCurrent( true );
 460 }
 461
 462 void VlcProc::on_intf_event_changed( vlc_object_t* p_obj, vlc_value_t newVal )
 463 {
 464     input_thread_t* pInput = (input_thread_t*) p_obj;
 465
 466     assert( getIntf()->p_sys->p_input == NULL || getIntf()->p_sys->p_input == pInput );
 467
 468     if( !getIntf()->p_sys->p_input )
 469     {
 470         msg_Dbg( getIntf(), "new input %p detected", pInput );
 471
 472         getIntf()->p_sys->p_input = pInput;
 473         vlc_object_hold( pInput );
 474     }
 475
 476     switch( newVal.i_int )
 477     {
 478         case INPUT_EVENT_STATE:
 479         {
 480             int state = var_GetInteger( pInput, "state" );
 481             SET_BOOL( m_cVarStopped, false );
 482             SET_BOOL( m_cVarPlaying, state != PAUSE_S );
 483             SET_BOOL( m_cVarPaused, state == PAUSE_S );
 484             break;
 485         }
 486
 487         case INPUT_EVENT_POSITION:
 488         {
 489             float pos = var_GetFloat( pInput, "position" );
 490             SET_STREAMTIME( m_cVarTime, pos, false );
 491             SET_BOOL( m_cVarSeekable, pos != 0.0 );
 492             break;
 493         }
 494
 495         case INPUT_EVENT_ES:
 496         {
 497             // Do we have audio
 498             vlc_value_t audio_es;
 499             var_Change( pInput, "audio-es", VLC_VAR_CHOICESCOUNT,
 500                             &audio_es, NULL );
 501             SET_BOOL( m_cVarHasAudio, audio_es.i_int > 0 );
 502             break;
 503         }
 504
 505         case INPUT_EVENT_VOUT:
 506         {
 507             vout_thread_t* pVout = input_GetVout( pInput );
 508             SET_BOOL( m_cVarHasVout, pVout != NULL );
 509             if( pVout )
 510             {
 511                 SET_BOOL( m_cVarFullscreen,
 512                                          var_GetBool( pVout, "fullscreen" ) );
 513                 vlc_object_release( pVout );
 514             }
 515             break;
 516         }
 517
 518         case INPUT_EVENT_AOUT:
 519         {
 520             aout_instance_t* pAout = input_GetAout( pInput );
 521
 522             // end of input or aout reuse (nothing to do)
 523             if( !pAout || pAout == m_pAout )
 524             {
 525                 if( pAout )
 526                     vlc_object_release( pAout );
 527                 break;
 528             }
 529
 530             // remove previous Aout if any
 531             if( m_pAout )
 532             {
 533                 var_DelCallback( m_pAout, "audio-filter",
 534                                  onGenericCallback, this );
 535                 if( m_bEqualizer_started )
 536                 {
 537                     var_DelCallback( m_pAout, "equalizer-bands",
 538                                      onEqBandsChange, this );
 539                     var_DelCallback( m_pAout, "equalizer-preamp",
 540                                      onEqPreampChange, this );
 541                 }
 542                 vlc_object_release( m_pAout );
 543                 m_pAout = NULL;
 544                 m_bEqualizer_started = false;
 545             }
 546
 547             // New Aout (addCallbacks)
 548             var_AddCallback( pAout, "audio-filter", onGenericCallback, this );
 549
 550             char *pFilters = var_GetNonEmptyString( pAout, "audio-filter" );
 551             bool b_equalizer = pFilters && strstr( pFilters, "equalizer" );
 552             free( pFilters );
 553             SET_BOOL( m_cVarEqualizer, b_equalizer );
 554             if( b_equalizer )
 555             {
 556                 var_AddCallback( pAout, "equalizer-bands",
 557                               onEqBandsChange, this );
 558                 var_AddCallback( pAout, "equalizer-preamp",
 559                               onEqPreampChange, this );
 560                 m_bEqualizer_started = true;
 561             }
 562             m_pAout = pAout;
 563             break;
 564         }
 565
 566         case INPUT_EVENT_CHAPTER:
 567         {
 568             vlc_value_t chapters_count;
 569             var_Change( pInput, "chapter", VLC_VAR_CHOICESCOUNT,
 570                         &chapters_count, NULL );
 571             SET_BOOL( m_cVarDvdActive, chapters_count.i_int > 0 );
 572             break;
 573         }
 574
 575         case INPUT_EVENT_RECORD:
 576             SET_BOOL( m_cVarRecording, var_GetBool( pInput, "record" ) );
 577             break;
 578
 579         case INPUT_EVENT_DEAD:
 580             msg_Dbg( getIntf(), "end of input detected for %p", pInput );
 581
 582             var_DelCallback( pInput, "intf-event", onGenericCallback, this );
 583             var_DelCallback( pInput, "bit-rate", onGenericCallback, this );
 584             var_DelCallback( pInput, "sample-rate", onGenericCallback, this );
 585             var_DelCallback( pInput, "can-record" , onGenericCallback, this );
 586             vlc_object_release( pInput );
 587             getIntf()->p_sys->p_input = NULL;
 588             reset_input();
 589             break;
 590
 591         default:
 592             break;
 593     }
 594 }
 595
 596 void VlcProc::on_bit_rate_changed( vlc_object_t* p_obj, vlc_value_t newVal )
 597 {
 598     input_thread_t* pInput = (input_thread_t*) p_obj;
 599
 600     assert( getIntf()->p_sys->p_input == NULL || getIntf()->p_sys->p_input == pInput );
 601
 602     int bitrate = var_GetInteger( pInput, "bit-rate" ) / 1000;
 603     SET_TEXT( m_cVarStreamBitRate, UString::fromInt( getIntf(), bitrate ) );
 604 }
 605
 606 void VlcProc::on_sample_rate_changed( vlc_object_t* p_obj, vlc_value_t newVal )
 607 {
 608     input_thread_t* pInput = (input_thread_t*) p_obj;
 609
 610     assert( getIntf()->p_sys->p_input == NULL || getIntf()->p_sys->p_input == pInput );
 611
 612     int sampleRate = var_GetInteger( pInput, "sample-rate" ) / 1000;
 613     SET_TEXT( m_cVarStreamSampleRate, UString::fromInt(getIntf(),sampleRate) );
 614 }
 615
 616 void VlcProc::on_can_record_changed( vlc_object_t* p_obj, vlc_value_t newVal )
 617 {
 618     input_thread_t* pInput = (input_thread_t*) p_obj;
 619
 620     assert( getIntf()->p_sys->p_input == NULL || getIntf()->p_sys->p_input == pInput );
 621
 622     SET_BOOL( m_cVarRecordable, var_GetBool(  pInput, "can-record" ) );
 623 }
 624
 625 void VlcProc::on_random_changed( vlc_object_t* p_obj, vlc_value_t newVal )
 626 {
 627     playlist_t* pPlaylist = (playlist_t*) p_obj;
 628
 629     SET_BOOL( m_cVarRandom, var_GetBool( pPlaylist, "random" ) );
 630 }
 631
 632 void VlcProc::on_loop_changed( vlc_object_t* p_obj, vlc_value_t newVal )
 633 {
 634     playlist_t* pPlaylist = (playlist_t*) p_obj;
 635
 636     SET_BOOL( m_cVarLoop, var_GetBool( pPlaylist, "loop" ) );
 637 }
 638
 639 void VlcProc::on_repeat_changed( vlc_object_t* p_obj, vlc_value_t newVal )
 640 {
 641     playlist_t* pPlaylist = (playlist_t*) p_obj;
 642
 643     SET_BOOL( m_cVarRepeat, var_GetBool( pPlaylist, "repeat" ) );
 644 }
 645
 646 void VlcProc::on_volume_changed( vlc_object_t* p_obj, vlc_value_t newVal )
 647 {
 648     (void)p_obj; (void)newVal;
 649     playlist_t* pPlaylist = getIntf()->p_sys->p_playlist;
 650
 651     audio_volume_t volume;
 652     aout_VolumeGet( pPlaylist, &volume );
 653     SET_VOLUME( m_cVarVolume, (double)volume / AOUT_VOLUME_MAX, false );
 654     SET_BOOL( m_cVarMute, volume == 0 );
 655 }
 656
 657 void VlcProc::on_audio_filter_changed( vlc_object_t* p_obj, vlc_value_t newVal )
 658 {
 659     aout_instance_t* pAout = (aout_instance_t*) p_obj;
 660
 661     char *pFilters = newVal.psz_string;
 662
 663     bool b_equalizer = pFilters && strstr( pFilters, "equalizer" );
 664     SET_BOOL( m_cVarEqualizer, b_equalizer );
 665     if( b_equalizer && !m_bEqualizer_started )
 666     {
 667         var_AddCallback( pAout, "equalizer-bands", onEqBandsChange, this );
 668         var_AddCallback( pAout, "equalizer-preamp", onEqPreampChange, this );
 669         m_bEqualizer_started = true;
 670     }
 671 }
 672
 673 void VlcProc::on_intf_show_changed( vlc_object_t* p_obj, vlc_value_t newVal )
 674 {
 675     (void)p_obj;
 676     bool b_fullscreen = getFullscreenVar().get();
 677
 678     if( !b_fullscreen )
 679     {
 680         if( newVal.b_bool )
 681         {
 682             // Create a raise all command
 683             CmdRaiseAll *pCmd = new CmdRaiseAll( getIntf(),
 684                 getIntf()->p_sys->p_theme->getWindowManager() );
 685
 686             // Push the command in the asynchronous command queue
 687             AsyncQueue *pQueue = AsyncQueue::instance( getIntf() );
 688             pQueue->push( CmdGenericPtr( pCmd ) );
 689         }
 690     }
 691     else
 692     {
 693         Theme* pTheme =  getIntf()->p_sys->p_theme;
 694         TopWindow *pWin = pTheme->getWindowById( "fullscreenController" );
 695         if( pWin )
 696         {
 697             bool b_visible = pWin->getVisibleVar().get();
 698             AsyncQueue *pQueue = AsyncQueue::instance( getIntf() );
 699
 700             if( !b_visible )
 701             {
 702                CmdShowWindow* pCmd = new CmdShowWindow( getIntf(),
 703                              getIntf()->p_sys->p_theme->getWindowManager(),
 704                              *pWin );
 705                pQueue->push( CmdGenericPtr( pCmd ) );
 706             }
 707             else
 708             {
 709                CmdHideWindow* pCmd = new CmdHideWindow( getIntf(),
 710                               getIntf()->p_sys->p_theme->getWindowManager(),
 711                               *pWin );
 712                pQueue->push( CmdGenericPtr( pCmd ) );
 713             }
 714         }
 715     }
 716 }
 717
 718 void VlcProc::reset_input()
 719 {
 720     SET_BOOL( m_cVarSeekable, false );
 721     SET_BOOL( m_cVarRecordable, false );
 722     SET_BOOL( m_cVarRecording, false );
 723     SET_BOOL( m_cVarDvdActive, false );
 724     SET_BOOL( m_cVarFullscreen, false );
 725     SET_BOOL( m_cVarHasAudio, false );
 726     SET_BOOL( m_cVarHasVout, false );
 727     SET_BOOL( m_cVarStopped, true );
 728     SET_BOOL( m_cVarPlaying, false );
 729     SET_BOOL( m_cVarPaused, false );
 730
 731     SET_STREAMTIME( m_cVarTime, 0, false );
 732     SET_TEXT( m_cVarStreamName, UString( getIntf(), "") );
 733     SET_TEXT( m_cVarStreamURI, UString( getIntf(), "") );
 734     SET_TEXT( m_cVarStreamBitRate, UString( getIntf(), "") );
 735     SET_TEXT( m_cVarStreamSampleRate, UString( getIntf(), "") );
 736
 737     getPlaytreeVar().onUpdateCurrent( false );
 738 }
 739
 740 void VlcProc::init_variables()
 741 {
 742     playlist_t* pPlaylist = getIntf()->p_sys->p_playlist;
 743
 744     SET_BOOL( m_cVarRandom, var_GetBool( pPlaylist, "random" ) );
 745     SET_BOOL( m_cVarLoop, var_GetBool( pPlaylist, "loop" ) );
 746     SET_BOOL( m_cVarRepeat, var_GetBool( pPlaylist, "repeat" ) );
 747
 748     audio_volume_t volume;
 749     aout_VolumeGet( pPlaylist, &volume );
 750     SET_VOLUME( m_cVarVolume, (double)volume / AOUT_VOLUME_MAX, false );
 751     SET_BOOL( m_cVarMute, volume == 0 );
 752
 753     update_equalizer();
 754 }
 755
 756 void VlcProc::update_equalizer()
 757 {
 758
 759     char *pFilters;
 760     if( m_pAout )
 761         pFilters = var_GetNonEmptyString( m_pAout, "audio-filter" );
 762     else
 763         pFilters = var_InheritString( getIntf(), "audio-filter" );
 764
 765     bool b_equalizer = pFilters && strstr( pFilters, "equalizer" );
 766     free( pFilters );
 767
 768     SET_BOOL( m_cVarEqualizer, b_equalizer );
 769 }
 770
 771 void VlcProc::setFullscreenVar( bool b_fullscreen )
 772 {
 773     SET_BOOL( m_cVarFullscreen, b_fullscreen );
 774 }
 775
 776 #undef  SET_BOOL
 777 #undef  SET_STREAMTIME
 778 #undef  SET_TEXT
 779 #undef  SET_STRING
 780 #undef  SET_VOLUME