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