git.sesse.net Git - vlc/blob - 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_libvlc, "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_libvlc, "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 = (playlist_add_t*)malloc( sizeof(
 291                                                 playlist_add_t ) ) ;
 292
 293     memcpy( p_add, newVal.p_address, sizeof( playlist_add_t ) ) ;
 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_VOLUME(m,v,b)     ((Volume*)(m).get())->set(v,b)
 437
 438 void VlcProc::on_item_current_changed( vlc_object_t* p_obj, vlc_value_t newVal )
 439 {
 440     input_item_t *p_item = static_cast<input_item_t*>(newVal.p_address);
 441
 442     // Update short name
 443     char *psz_name = input_item_GetName( p_item );
 444     SET_TEXT( m_cVarStreamName, UString( getIntf(), psz_name ) );
 445     free( psz_name );
 446
 447     // Update full uri
 448     char *psz_uri = input_item_GetURI( p_item );
 449     SET_TEXT( m_cVarStreamURI, UString( getIntf(), psz_uri ) );
 450     free( psz_uri );
 451
 452     // Update playtree
 453     getPlaytreeVar().onUpdateCurrent( true );
 454 }
 455
 456 void VlcProc::on_intf_event_changed( vlc_object_t* p_obj, vlc_value_t newVal )
 457 {
 458     input_thread_t* pInput = (input_thread_t*) p_obj;
 459
 460     assert( getIntf()->p_sys->p_input == NULL || getIntf()->p_sys->p_input == pInput );
 461
 462     if( !getIntf()->p_sys->p_input )
 463     {
 464         msg_Dbg( getIntf(), "new input %p detected", pInput );
 465
 466         getIntf()->p_sys->p_input = pInput;
 467         vlc_object_hold( pInput );
 468     }
 469
 470     switch( newVal.i_int )
 471     {
 472         case INPUT_EVENT_STATE:
 473         {
 474             int state = var_GetInteger( pInput, "state" );
 475             SET_BOOL( m_cVarStopped, false );
 476             SET_BOOL( m_cVarPlaying, state != PAUSE_S );
 477             SET_BOOL( m_cVarPaused, state == PAUSE_S );
 478             break;
 479         }
 480
 481         case INPUT_EVENT_POSITION:
 482         {
 483             float pos = var_GetFloat( pInput, "position" );
 484             SET_STREAMTIME( m_cVarTime, pos, false );
 485             SET_BOOL( m_cVarSeekable, pos != 0.0 );
 486             break;
 487         }
 488
 489         case INPUT_EVENT_ES:
 490         {
 491             // Do we have audio
 492             vlc_value_t audio_es;
 493             var_Change( pInput, "audio-es", VLC_VAR_CHOICESCOUNT,
 494                             &audio_es, NULL );
 495             SET_BOOL( m_cVarHasAudio, audio_es.i_int > 0 );
 496             break;
 497         }
 498
 499         case INPUT_EVENT_VOUT:
 500         {
 501             vout_thread_t* pVout = input_GetVout( pInput );
 502             SET_BOOL( m_cVarHasVout, pVout != NULL );
 503             if( pVout )
 504             {
 505                 SET_BOOL( m_cVarFullscreen,
 506                                          var_GetBool( pVout, "fullscreen" ) );
 507                 vlc_object_release( pVout );
 508             }
 509             break;
 510         }
 511
 512         case INPUT_EVENT_AOUT:
 513         {
 514             aout_instance_t* pAout = input_GetAout( pInput );
 515
 516             // end of input or aout reuse (nothing to do)
 517             if( !pAout || pAout == m_pAout )
 518             {
 519                 if( pAout )
 520                     vlc_object_release( pAout );
 521                 break;
 522             }
 523
 524             // remove previous Aout if any
 525             if( m_pAout )
 526             {
 527                 var_DelCallback( m_pAout, "audio-filter",
 528                                  onGenericCallback, this );
 529                 if( m_bEqualizer_started )
 530                 {
 531                     var_DelCallback( m_pAout, "equalizer-bands",
 532                                      onEqBandsChange, this );
 533                     var_DelCallback( m_pAout, "equalizer-preamp",
 534                                      onEqPreampChange, this );
 535                 }
 536                 vlc_object_release( m_pAout );
 537                 m_pAout = NULL;
 538                 m_bEqualizer_started = false;
 539             }
 540
 541             // New Aout (addCallbacks)
 542             var_AddCallback( pAout, "audio-filter", onGenericCallback, this );
 543
 544             char *pFilters = var_GetNonEmptyString( pAout, "audio-filter" );
 545             bool b_equalizer = pFilters && strstr( pFilters, "equalizer" );
 546             free( pFilters );
 547             SET_BOOL( m_cVarEqualizer, b_equalizer );
 548             if( b_equalizer )
 549             {
 550                 var_AddCallback( pAout, "equalizer-bands",
 551                               onEqBandsChange, this );
 552                 var_AddCallback( pAout, "equalizer-preamp",
 553                               onEqPreampChange, this );
 554                 m_bEqualizer_started = true;
 555             }
 556             m_pAout = pAout;
 557             break;
 558         }
 559
 560         case INPUT_EVENT_CHAPTER:
 561         {
 562             vlc_value_t chapters_count;
 563             var_Change( pInput, "chapter", VLC_VAR_CHOICESCOUNT,
 564                         &chapters_count, NULL );
 565             SET_BOOL( m_cVarDvdActive, chapters_count.i_int > 0 );
 566             break;
 567         }
 568
 569         case INPUT_EVENT_RECORD:
 570             SET_BOOL( m_cVarRecording, var_GetBool( pInput, "record" ) );
 571             break;
 572
 573         case INPUT_EVENT_DEAD:
 574             msg_Dbg( getIntf(), "end of input detected for %p", pInput );
 575
 576             var_DelCallback( pInput, "intf-event", onGenericCallback, this );
 577             var_DelCallback( pInput, "bit-rate", onGenericCallback, this );
 578             var_DelCallback( pInput, "sample-rate", onGenericCallback, this );
 579             var_DelCallback( pInput, "can-record" , onGenericCallback, this );
 580             vlc_object_release( pInput );
 581             getIntf()->p_sys->p_input = NULL;
 582             reset_input();
 583             break;
 584
 585         default:
 586             break;
 587     }
 588 }
 589
 590 void VlcProc::on_bit_rate_changed( vlc_object_t* p_obj, vlc_value_t newVal )
 591 {
 592     input_thread_t* pInput = (input_thread_t*) p_obj;
 593
 594     assert( getIntf()->p_sys->p_input == NULL || getIntf()->p_sys->p_input == pInput );
 595
 596     int bitrate = var_GetInteger( pInput, "bit-rate" ) / 1000;
 597     SET_TEXT( m_cVarStreamBitRate, UString::fromInt( getIntf(), bitrate ) );
 598 }
 599
 600 void VlcProc::on_sample_rate_changed( vlc_object_t* p_obj, vlc_value_t newVal )
 601 {
 602     input_thread_t* pInput = (input_thread_t*) p_obj;
 603
 604     assert( getIntf()->p_sys->p_input == NULL || getIntf()->p_sys->p_input == pInput );
 605
 606     int sampleRate = var_GetInteger( pInput, "sample-rate" ) / 1000;
 607     SET_TEXT( m_cVarStreamSampleRate, UString::fromInt(getIntf(),sampleRate) );
 608 }
 609
 610 void VlcProc::on_can_record_changed( vlc_object_t* p_obj, vlc_value_t newVal )
 611 {
 612     input_thread_t* pInput = (input_thread_t*) p_obj;
 613
 614     assert( getIntf()->p_sys->p_input == NULL || getIntf()->p_sys->p_input == pInput );
 615
 616     SET_BOOL( m_cVarRecordable, var_GetBool(  pInput, "can-record" ) );
 617 }
 618
 619 void VlcProc::on_random_changed( vlc_object_t* p_obj, vlc_value_t newVal )
 620 {
 621     playlist_t* pPlaylist = (playlist_t*) p_obj;
 622
 623     SET_BOOL( m_cVarRandom, var_GetBool( pPlaylist, "random" ) );
 624 }
 625
 626 void VlcProc::on_loop_changed( vlc_object_t* p_obj, vlc_value_t newVal )
 627 {
 628     playlist_t* pPlaylist = (playlist_t*) p_obj;
 629
 630     SET_BOOL( m_cVarLoop, var_GetBool( pPlaylist, "loop" ) );
 631 }
 632
 633 void VlcProc::on_repeat_changed( vlc_object_t* p_obj, vlc_value_t newVal )
 634 {
 635     playlist_t* pPlaylist = (playlist_t*) p_obj;
 636
 637     SET_BOOL( m_cVarRepeat, var_GetBool( pPlaylist, "repeat" ) );
 638 }
 639
 640 void VlcProc::on_volume_changed( vlc_object_t* p_obj, vlc_value_t newVal )
 641 {
 642     (void)p_obj; (void)newVal;
 643     playlist_t* pPlaylist = getIntf()->p_sys->p_playlist;
 644
 645     audio_volume_t volume;
 646     aout_VolumeGet( pPlaylist, &volume );
 647     SET_VOLUME( m_cVarVolume, (double)volume / AOUT_VOLUME_MAX, false );
 648     SET_BOOL( m_cVarMute, volume == 0 );
 649 }
 650
 651 void VlcProc::on_audio_filter_changed( vlc_object_t* p_obj, vlc_value_t newVal )
 652 {
 653     aout_instance_t* pAout = (aout_instance_t*) p_obj;
 654
 655     char *pFilters = newVal.psz_string;
 656
 657     bool b_equalizer = pFilters && strstr( pFilters, "equalizer" );
 658     SET_BOOL( m_cVarEqualizer, b_equalizer );
 659     if( b_equalizer && !m_bEqualizer_started )
 660     {
 661         var_AddCallback( pAout, "equalizer-bands", onEqBandsChange, this );
 662         var_AddCallback( pAout, "equalizer-preamp", onEqPreampChange, this );
 663         m_bEqualizer_started = true;
 664     }
 665 }
 666
 667 void VlcProc::on_intf_show_changed( vlc_object_t* p_obj, vlc_value_t newVal )
 668 {
 669     (void)p_obj;
 670     bool b_fullscreen = getFullscreenVar().get();
 671
 672     if( !b_fullscreen )
 673     {
 674         if( newVal.b_bool )
 675         {
 676             // Create a raise all command
 677             CmdRaiseAll *pCmd = new CmdRaiseAll( getIntf(),
 678                 getIntf()->p_sys->p_theme->getWindowManager() );
 679
 680             // Push the command in the asynchronous command queue
 681             AsyncQueue *pQueue = AsyncQueue::instance( getIntf() );
 682             pQueue->push( CmdGenericPtr( pCmd ) );
 683         }
 684     }
 685     else
 686     {
 687         Theme* pTheme =  getIntf()->p_sys->p_theme;
 688         TopWindow *pWin = pTheme->getWindowById( "fullscreenController" );
 689         if( pWin )
 690         {
 691             bool b_visible = pWin->getVisibleVar().get();
 692             AsyncQueue *pQueue = AsyncQueue::instance( getIntf() );
 693
 694             if( !b_visible )
 695             {
 696                CmdShowWindow* pCmd = new CmdShowWindow( getIntf(),
 697                              getIntf()->p_sys->p_theme->getWindowManager(),
 698                              *pWin );
 699                pQueue->push( CmdGenericPtr( pCmd ) );
 700             }
 701             else
 702             {
 703                CmdHideWindow* pCmd = new CmdHideWindow( getIntf(),
 704                               getIntf()->p_sys->p_theme->getWindowManager(),
 705                               *pWin );
 706                pQueue->push( CmdGenericPtr( pCmd ) );
 707             }
 708         }
 709     }
 710 }
 711
 712 void VlcProc::reset_input()
 713 {
 714     SET_BOOL( m_cVarSeekable, false );
 715     SET_BOOL( m_cVarRecordable, false );
 716     SET_BOOL( m_cVarRecording, false );
 717     SET_BOOL( m_cVarDvdActive, false );
 718     SET_BOOL( m_cVarFullscreen, false );
 719     SET_BOOL( m_cVarHasAudio, false );
 720     SET_BOOL( m_cVarHasVout, false );
 721     SET_BOOL( m_cVarStopped, true );
 722     SET_BOOL( m_cVarPlaying, false );
 723     SET_BOOL( m_cVarPaused, false );
 724
 725     SET_STREAMTIME( m_cVarTime, 0, false );
 726     SET_TEXT( m_cVarStreamName, UString( getIntf(), "") );
 727     SET_TEXT( m_cVarStreamURI, UString( getIntf(), "") );
 728     SET_TEXT( m_cVarStreamBitRate, UString( getIntf(), "") );
 729     SET_TEXT( m_cVarStreamSampleRate, UString( getIntf(), "") );
 730
 731     getPlaytreeVar().onUpdateCurrent( false );
 732 }
 733
 734 void VlcProc::init_variables()
 735 {
 736     playlist_t* pPlaylist = getIntf()->p_sys->p_playlist;
 737
 738     SET_BOOL( m_cVarRandom, var_GetBool( pPlaylist, "random" ) );
 739     SET_BOOL( m_cVarLoop, var_GetBool( pPlaylist, "loop" ) );
 740     SET_BOOL( m_cVarRepeat, var_GetBool( pPlaylist, "repeat" ) );
 741
 742     audio_volume_t volume;
 743     aout_VolumeGet( pPlaylist, &volume );
 744     SET_VOLUME( m_cVarVolume, (double)volume / AOUT_VOLUME_MAX, false );
 745     SET_BOOL( m_cVarMute, volume == 0 );
 746
 747     update_equalizer();
 748 }
 749
 750 void VlcProc::update_equalizer()
 751 {
 752
 753     char *pFilters;
 754     if( m_pAout )
 755         pFilters = var_GetNonEmptyString( m_pAout, "audio-filter" );
 756     else
 757         pFilters = config_GetPsz( getIntf(), "audio-filter" );
 758
 759     bool b_equalizer = pFilters && strstr( pFilters, "equalizer" );
 760     free( pFilters );
 761
 762     SET_BOOL( m_cVarEqualizer, b_equalizer );
 763 }
 764
 765 void VlcProc::setFullscreenVar( bool b_fullscreen )
 766 {
 767     SET_BOOL( m_cVarFullscreen, b_fullscreen );
 768 }
 769
 770 #undef  SET_BOOL
 771 #undef  SET_STREAMTIME
 772 #undef  SET_TEXT
 773 #undef  SET_VOLUME