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  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation; either version 2 of the License, or
  13  * (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  23  *****************************************************************************/
  24
  25 #ifdef HAVE_CONFIG_H
  26 # include "config.h"
  27 #endif
  28
  29 #include <vlc_common.h>
  30 #include <vlc_aout.h>
  31 #include <vlc_vout.h>
  32 #include <vlc_playlist.h>
  33
  34 #include "vlcproc.hpp"
  35 #include "os_factory.hpp"
  36 #include "os_loop.hpp"
  37 #include "os_timer.hpp"
  38 #include "var_manager.hpp"
  39 #include "vout_manager.hpp"
  40 #include "theme.hpp"
  41 #include "window_manager.hpp"
  42 #include "../commands/async_queue.hpp"
  43 #include "../commands/cmd_change_skin.hpp"
  44 #include "../commands/cmd_show_window.hpp"
  45 #include "../commands/cmd_quit.hpp"
  46 #include "../commands/cmd_resize.hpp"
  47 #include "../commands/cmd_vars.hpp"
  48 #include "../commands/cmd_dialogs.hpp"
  49 #include "../commands/cmd_update_item.hpp"
  50 #include "../commands/cmd_audio.hpp"
  51 #include "../commands/cmd_callbacks.hpp"
  52 #include "../utils/var_bool.hpp"
  53 #include <sstream>
  54
  55
  56 VlcProc *VlcProc::instance( intf_thread_t *pIntf )
  57 {
  58     if( pIntf->p_sys->p_vlcProc == NULL )
  59     {
  60         pIntf->p_sys->p_vlcProc = new VlcProc( pIntf );
  61     }
  62
  63     return pIntf->p_sys->p_vlcProc;
  64 }
  65
  66
  67 void VlcProc::destroy( intf_thread_t *pIntf )
  68 {
  69     delete pIntf->p_sys->p_vlcProc;
  70     pIntf->p_sys->p_vlcProc = NULL;
  71 }
  72
  73
  74 VlcProc::VlcProc( intf_thread_t *pIntf ): SkinObject( pIntf ),
  75     m_varVoutSize( pIntf ), m_varEqBands( pIntf ),
  76     m_pVout( NULL ), m_pAout( NULL ), m_cmdManage( this )
  77 {
  78     // Create a timer to poll the status of the vlc
  79     OSFactory *pOsFactory = OSFactory::instance( pIntf );
  80     m_pTimer = pOsFactory->createOSTimer( m_cmdManage );
  81     m_pTimer->start( 100, false );
  82
  83     // Create and register VLC variables
  84     VarManager *pVarManager = VarManager::instance( getIntf() );
  85
  86 #define REGISTER_VAR( var, type, name ) \
  87     var = VariablePtr( new type( getIntf() ) ); \
  88     pVarManager->registerVar( var, name );
  89     REGISTER_VAR( m_cVarRandom, VarBoolImpl, "playlist.isRandom" )
  90     REGISTER_VAR( m_cVarLoop, VarBoolImpl, "playlist.isLoop" )
  91     REGISTER_VAR( m_cVarRepeat, VarBoolImpl, "playlist.isRepeat" )
  92     REGISTER_VAR( m_cPlaytree, Playtree, "playtree" )
  93     pVarManager->registerVar( getPlaytreeVar().getPositionVarPtr(),
  94                               "playtree.slider" );
  95     pVarManager->registerVar( m_cVarRandom, "playtree.isRandom" );
  96     pVarManager->registerVar( m_cVarLoop, "playtree.isLoop" );
  97
  98     REGISTER_VAR( m_cVarPlaying, VarBoolImpl, "vlc.isPlaying" )
  99     REGISTER_VAR( m_cVarStopped, VarBoolImpl, "vlc.isStopped" )
 100     REGISTER_VAR( m_cVarPaused, VarBoolImpl, "vlc.isPaused" )
 101
 102     /* Input variables */
 103     pVarManager->registerVar( m_cVarRepeat, "playtree.isRepeat" );
 104     REGISTER_VAR( m_cVarTime, StreamTime, "time" )
 105     REGISTER_VAR( m_cVarSeekable, VarBoolImpl, "vlc.isSeekable" )
 106     REGISTER_VAR( m_cVarDvdActive, VarBoolImpl, "dvd.isActive" )
 107
 108     REGISTER_VAR( m_cVarRecordable, VarBoolImpl, "vlc.canRecord" )
 109     REGISTER_VAR( m_cVarRecording, VarBoolImpl, "vlc.isRecording" )
 110
 111     /* Vout variables */
 112     REGISTER_VAR( m_cVarFullscreen, VarBoolImpl, "vlc.isFullscreen" )
 113     REGISTER_VAR( m_cVarHasVout, VarBoolImpl, "vlc.hasVout" )
 114
 115     /* Aout variables */
 116     REGISTER_VAR( m_cVarHasAudio, VarBoolImpl, "vlc.hasAudio" )
 117     REGISTER_VAR( m_cVarVolume, Volume, "volume" )
 118     REGISTER_VAR( m_cVarMute, VarBoolImpl, "vlc.isMute" )
 119     REGISTER_VAR( m_cVarEqualizer, VarBoolImpl, "equalizer.isEnabled" )
 120     REGISTER_VAR( m_cVarEqPreamp, EqualizerPreamp, "equalizer.preamp" )
 121
 122 #undef REGISTER_VAR
 123     m_cVarStreamName = VariablePtr( new VarText( getIntf(), false ) );
 124     pVarManager->registerVar( m_cVarStreamName, "streamName" );
 125     m_cVarStreamURI = VariablePtr( new VarText( getIntf(), false ) );
 126     pVarManager->registerVar( m_cVarStreamURI, "streamURI" );
 127     m_cVarStreamBitRate = VariablePtr( new VarText( getIntf(), false ) );
 128     pVarManager->registerVar( m_cVarStreamBitRate, "bitrate" );
 129     m_cVarStreamSampleRate = VariablePtr( new VarText( getIntf(), false ) );
 130     pVarManager->registerVar( m_cVarStreamSampleRate, "samplerate" );
 131
 132     // Register the equalizer bands
 133     for( int i = 0; i < EqualizerBands::kNbBands; i++)
 134     {
 135         stringstream ss;
 136         ss << "equalizer.band(" << i << ")";
 137         pVarManager->registerVar( m_varEqBands.getBand( i ), ss.str() );
 138     }
 139
 140     // XXX WARNING XXX
 141     // The object variable callbacks are called from other VLC threads,
 142     // so they must put commands in the queue and NOT do anything else
 143     // (X11 calls are not reentrant)
 144
 145     // Called when volume sound changes
 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
 151     ADD_CALLBACK( pIntf->p_sys->p_playlist, "item-current" )
 152     ADD_CALLBACK( pIntf->p_sys->p_playlist, "random" )
 153     ADD_CALLBACK( pIntf->p_sys->p_playlist, "loop" )
 154     ADD_CALLBACK( pIntf->p_sys->p_playlist, "repeat" )
 155
 156 #undef ADD_CALLBACK
 157
 158     // Called when the playlist changes
 159     var_AddCallback( pIntf->p_sys->p_playlist, "intf-change",
 160                      onIntfChange, this );
 161     // Called when a playlist item is added
 162     var_AddCallback( pIntf->p_sys->p_playlist, "playlist-item-append",
 163                      onItemAppend, this );
 164     // Called when a playlist item is deleted
 165     // TODO: properly handle item-deleted
 166     var_AddCallback( pIntf->p_sys->p_playlist, "playlist-item-deleted",
 167                      onItemDelete, this );
 168     // Called when the "interface shower" wants us to show the skin
 169     var_AddCallback( pIntf->p_libvlc, "intf-show",
 170                      onIntfShow, this );
 171     // Called when the current played item changes
 172     var_AddCallback( pIntf->p_sys->p_playlist, "item-current",
 173                      onPlaylistChange, this );
 174     // Called when a playlist item changed
 175     var_AddCallback( pIntf->p_sys->p_playlist, "item-change",
 176                      onItemChange, this );
 177     // Called when our skins2 demux wants us to load a new skin
 178     var_AddCallback( pIntf, "skin-to-load", onSkinToLoad, this );
 179
 180     // Called when we have an interaction dialog to display
 181     var_Create( pIntf, "interaction", VLC_VAR_ADDRESS );
 182     var_AddCallback( pIntf, "interaction", onInteraction, this );
 183     interaction_Register( pIntf );
 184
 185     getIntf()->p_sys->p_input = NULL;
 186 }
 187
 188
 189 VlcProc::~VlcProc()
 190 {
 191     m_pTimer->stop();
 192     delete( m_pTimer );
 193
 194     if( m_pAout )
 195     {
 196         vlc_object_release( m_pAout );
 197         m_pAout = NULL;
 198     }
 199     if( m_pVout )
 200     {
 201         vlc_object_release( m_pVout );
 202         m_pVout = NULL;
 203     }
 204
 205     input_thread_t* pInput = getIntf()->p_sys->p_input;
 206     if( pInput )
 207     {
 208         var_DelCallback( pInput, "intf-event", onGenericCallback, this );
 209         var_DelCallback( pInput, "bit-rate", onGenericCallback, this );
 210         var_DelCallback( pInput, "sample-rate", onGenericCallback, this );
 211         var_DelCallback( pInput, "can-Record", onGenericCallback, this );
 212
 213         vlc_object_release( pInput );
 214         getIntf()->p_sys->p_input = NULL;
 215     }
 216
 217     interaction_Unregister( getIntf() );
 218
 219     var_DelCallback( getIntf()->p_sys->p_playlist, "intf-change",
 220                      onIntfChange, this );
 221     var_DelCallback( getIntf()->p_sys->p_playlist, "playlist-item-append",
 222                      onItemAppend, this );
 223     var_DelCallback( getIntf()->p_sys->p_playlist, "playlist-item-deleted",
 224                      onItemDelete, this );
 225     var_DelCallback( getIntf()->p_libvlc, "intf-show",
 226                      onIntfShow, this );
 227     var_DelCallback( getIntf()->p_sys->p_playlist, "item-current",
 228                      onGenericCallback, this );
 229     var_DelCallback( getIntf()->p_sys->p_playlist, "item-current",
 230                      onPlaylistChange, this );
 231     var_DelCallback( getIntf()->p_sys->p_playlist, "item-change",
 232                      onItemChange, this );
 233     var_DelCallback( getIntf(), "skin-to-load", onSkinToLoad, this );
 234     var_DelCallback( getIntf(), "interaction", onInteraction, this );
 235 }
 236
 237 void VlcProc::manage()
 238 {
 239     // Did the user request to quit vlc ?
 240     if( !vlc_object_alive( getIntf() ) )
 241     {
 242         // Get the instance of OSFactory
 243         OSFactory *pOsFactory = OSFactory::instance( getIntf() );
 244
 245         // Exit the main OS loop
 246         pOsFactory->getOSLoop()->exit();
 247
 248         return;
 249     }
 250 }
 251
 252 void VlcProc::CmdManage::execute()
 253 {
 254     // Just forward to VlcProc
 255     m_pParent->manage();
 256 }
 257
 258
 259 int VlcProc::onIntfChange( vlc_object_t *pObj, const char *pVariable,
 260                            vlc_value_t oldVal, vlc_value_t newVal,
 261                            void *pParam )
 262 {
 263     VlcProc *pThis = (VlcProc*)pParam;
 264
 265     // Update the stream variable
 266     pThis->updateStreamName();
 267
 268     // Create a playtree notify command (for new style playtree)
 269     CmdPlaytreeChanged *pCmdTree = new CmdPlaytreeChanged( pThis->getIntf() );
 270
 271     // Push the command in the asynchronous command queue
 272     AsyncQueue *pQueue = AsyncQueue::instance( pThis->getIntf() );
 273     pQueue->push( CmdGenericPtr( pCmdTree ) );
 274
 275     return VLC_SUCCESS;
 276 }
 277
 278
 279 int VlcProc::onIntfShow( vlc_object_t *pObj, const char *pVariable,
 280                          vlc_value_t oldVal, vlc_value_t newVal,
 281                          void *pParam )
 282 {
 283     if (newVal.b_bool)
 284     {
 285         VlcProc *pThis = (VlcProc*)pParam;
 286
 287         // Create a raise all command
 288         CmdRaiseAll *pCmd = new CmdRaiseAll( pThis->getIntf(),
 289             pThis->getIntf()->p_sys->p_theme->getWindowManager() );
 290
 291         // Push the command in the asynchronous command queue
 292         AsyncQueue *pQueue = AsyncQueue::instance( pThis->getIntf() );
 293         pQueue->push( CmdGenericPtr( pCmd ) );
 294     }
 295
 296     return VLC_SUCCESS;
 297 }
 298
 299
 300 int VlcProc::onItemChange( vlc_object_t *pObj, const char *pVariable,
 301                            vlc_value_t oldval, vlc_value_t newval,
 302                            void *pParam )
 303 {
 304     VlcProc *pThis = (VlcProc*)pParam;
 305     input_item_t *p_item = static_cast<input_item_t*>(newval.p_address);
 306
 307     // Update the stream variable
 308     pThis->updateStreamName();
 309
 310     // Create a playtree notify command
 311     CmdPlaytreeUpdate *pCmdTree = new CmdPlaytreeUpdate( pThis->getIntf(),
 312                                                          p_item->i_id );
 313
 314     // Push the command in the asynchronous command queue
 315     AsyncQueue *pQueue = AsyncQueue::instance( pThis->getIntf() );
 316     pQueue->push( CmdGenericPtr( pCmdTree ), true );
 317
 318     return VLC_SUCCESS;
 319 }
 320
 321 int VlcProc::onItemAppend( vlc_object_t *pObj, const char *pVariable,
 322                            vlc_value_t oldVal, vlc_value_t newVal,
 323                            void *pParam )
 324 {
 325     VlcProc *pThis = (VlcProc*)pParam;
 326
 327     playlist_add_t *p_add = (playlist_add_t*)malloc( sizeof(
 328                                                 playlist_add_t ) ) ;
 329
 330     memcpy( p_add, newVal.p_address, sizeof( playlist_add_t ) ) ;
 331
 332     CmdGenericPtr ptrTree;
 333     CmdPlaytreeAppend *pCmdTree = new CmdPlaytreeAppend( pThis->getIntf(),
 334                                                              p_add );
 335     ptrTree = CmdGenericPtr( pCmdTree );
 336
 337     // Push the command in the asynchronous command queue
 338     AsyncQueue *pQueue = AsyncQueue::instance( pThis->getIntf() );
 339     pQueue->push( ptrTree , false );
 340
 341     return VLC_SUCCESS;
 342 }
 343
 344 int VlcProc::onItemDelete( vlc_object_t *pObj, const char *pVariable,
 345                            vlc_value_t oldVal, vlc_value_t newVal,
 346                            void *pParam )
 347 {
 348     VlcProc *pThis = (VlcProc*)pParam;
 349
 350     int i_id = newVal.i_int;
 351
 352     CmdGenericPtr ptrTree;
 353     CmdPlaytreeDelete *pCmdTree = new CmdPlaytreeDelete( pThis->getIntf(),
 354                                                          i_id);
 355     ptrTree = CmdGenericPtr( pCmdTree );
 356
 357     // Push the command in the asynchronous command queue
 358     AsyncQueue *pQueue = AsyncQueue::instance( pThis->getIntf() );
 359     pQueue->push( ptrTree , false );
 360
 361     return VLC_SUCCESS;
 362 }
 363
 364
 365 int VlcProc::onPlaylistChange( vlc_object_t *pObj, const char *pVariable,
 366                                vlc_value_t oldval, vlc_value_t newval,
 367                                void *pParam )
 368 {
 369     VlcProc *pThis = (VlcProc*)pParam;
 370     input_item_t *p_item = static_cast<input_item_t*>(newval.p_address);
 371
 372     AsyncQueue *pQueue = AsyncQueue::instance( pThis->getIntf() );
 373
 374     // Update the stream variable
 375     pThis->updateStreamName();
 376
 377     // Create two playtree notify commands: one for old item, one for new
 378 #if 0 /* FIXME: Heck, no! You cannot do that.
 379          There is no warranty that the old item is still valid. */
 380     CmdPlaytreeUpdate *pCmdTree = new CmdPlaytreeUpdate( pThis->getIntf(),
 381                                                          oldVal.i_int );
 382     pQueue->push( CmdGenericPtr( pCmdTree ) , true );
 383 #endif
 384     CmdPlaytreeUpdate *pCmdTree = new CmdPlaytreeUpdate( pThis->getIntf(), p_item->i_id );
 385     pQueue->push( CmdGenericPtr( pCmdTree ) , true );
 386
 387     return VLC_SUCCESS;
 388 }
 389
 390
 391 int VlcProc::onSkinToLoad( vlc_object_t *pObj, const char *pVariable,
 392                            vlc_value_t oldVal, vlc_value_t newVal,
 393                            void *pParam )
 394 {
 395     VlcProc *pThis = (VlcProc*)pParam;
 396
 397     // Create a playlist notify command
 398     CmdChangeSkin *pCmd =
 399         new CmdChangeSkin( pThis->getIntf(), newVal.psz_string );
 400
 401     // Push the command in the asynchronous command queue
 402     AsyncQueue *pQueue = AsyncQueue::instance( pThis->getIntf() );
 403     pQueue->push( CmdGenericPtr( pCmd ) );
 404
 405     return VLC_SUCCESS;
 406 }
 407
 408 int VlcProc::onInteraction( vlc_object_t *pObj, const char *pVariable,
 409                             vlc_value_t oldVal, vlc_value_t newVal,
 410                             void *pParam )
 411 {
 412     VlcProc *pThis = (VlcProc*)pParam;
 413     interaction_dialog_t *p_dialog = (interaction_dialog_t *)(newVal.p_address);
 414
 415     CmdInteraction *pCmd = new CmdInteraction( pThis->getIntf(), p_dialog );
 416     AsyncQueue *pQueue = AsyncQueue::instance( pThis->getIntf() );
 417     pQueue->push( CmdGenericPtr( pCmd ) );
 418     return VLC_SUCCESS;
 419 }
 420
 421
 422 void VlcProc::updateStreamName()
 423 {
 424     // Create a update item command
 425     CmdUpdateItem *pCmdItem = new CmdUpdateItem( getIntf(), getStreamNameVar(), getStreamURIVar() );
 426
 427     // Push the command in the asynchronous command queue
 428     AsyncQueue *pQueue = AsyncQueue::instance( getIntf() );
 429     pQueue->push( CmdGenericPtr( pCmdItem ) );
 430 }
 431
 432 int VlcProc::onEqBandsChange( vlc_object_t *pObj, const char *pVariable,
 433                               vlc_value_t oldVal, vlc_value_t newVal,
 434                               void *pParam )
 435 {
 436     VlcProc *pThis = (VlcProc*)pParam;
 437
 438     // Post a set equalizer bands command
 439     CmdSetEqBands *pCmd = new CmdSetEqBands( pThis->getIntf(),
 440                                              pThis->m_varEqBands,
 441                                              newVal.psz_string );
 442     AsyncQueue *pQueue = AsyncQueue::instance( pThis->getIntf() );
 443     pQueue->push( CmdGenericPtr( pCmd ) );
 444
 445     return VLC_SUCCESS;
 446 }
 447
 448
 449 int VlcProc::onEqPreampChange( vlc_object_t *pObj, const char *pVariable,
 450                                vlc_value_t oldVal, vlc_value_t newVal,
 451                                void *pParam )
 452 {
 453     VlcProc *pThis = (VlcProc*)pParam;
 454     EqualizerPreamp *pVarPreamp = (EqualizerPreamp*)(pThis->m_cVarEqPreamp.get());
 455
 456     // Post a set preamp command
 457     CmdSetEqPreamp *pCmd = new CmdSetEqPreamp( pThis->getIntf(), *pVarPreamp,
 458                                               (newVal.f_float + 20.0) / 40.0 );
 459     AsyncQueue *pQueue = AsyncQueue::instance( pThis->getIntf() );
 460     pQueue->push( CmdGenericPtr( pCmd ) );
 461
 462     return VLC_SUCCESS;
 463 }
 464
 465
 466 int VlcProc::onGenericCallback( vlc_object_t *pObj, const char *pVariable,
 467                                 vlc_value_t oldVal, vlc_value_t newVal,
 468                                 void *pParam )
 469 {
 470     VlcProc *pThis = (VlcProc*)pParam;
 471     AsyncQueue *pQueue = AsyncQueue::instance( pThis->getIntf() );
 472
 473     CmdGeneric *pCmd = NULL;
 474
 475 #define ADD_CALLBACK_ENTRY( var, label ) \
 476     { \
 477     if( strcmp( pVariable, var ) == 0 ) \
 478         pCmd = new Cmd_##label( pThis->getIntf(), pObj, newVal ); \
 479     }
 480
 481     ADD_CALLBACK_ENTRY( "item-current", item_current_changed )
 482     ADD_CALLBACK_ENTRY( "volume-change", volume_changed )
 483
 484     ADD_CALLBACK_ENTRY( "intf-event", intf_event_changed )
 485     ADD_CALLBACK_ENTRY( "bit-rate", bit_rate_changed )
 486     ADD_CALLBACK_ENTRY( "sample-rate", sample_rate_changed )
 487     ADD_CALLBACK_ENTRY( "can-record", can_record_changed )
 488
 489     ADD_CALLBACK_ENTRY( "random", random_changed )
 490     ADD_CALLBACK_ENTRY( "loop", loop_changed )
 491     ADD_CALLBACK_ENTRY( "repeat", repeat_changed )
 492
 493     ADD_CALLBACK_ENTRY( "audio-filter", audio_filter_changed )
 494
 495 #undef ADD_CALLBACK_ENTRY
 496
 497     if( pCmd )
 498         pQueue->push( CmdGenericPtr( pCmd ), false );
 499     else
 500         msg_Err( pObj, "no Callback entry provided for %s", pVariable );
 501
 502     return VLC_SUCCESS;
 503 }
 504
 505 void VlcProc::on_item_current_changed( vlc_object_t* p_obj, vlc_value_t newVal )
 506 {
 507     input_thread_t* pInput = getIntf()->p_sys->p_input;
 508     if( pInput )
 509     {
 510         var_DelCallback( pInput, "intf-event", onGenericCallback, this );
 511         var_DelCallback( pInput, "bit-rate", onGenericCallback, this );
 512         var_DelCallback( pInput, "sample-rate", onGenericCallback, this );
 513         var_DelCallback( pInput, "can-record", onGenericCallback, this );
 514         vlc_object_release( pInput );
 515         pInput = getIntf()->p_sys->p_input = NULL;
 516     }
 517
 518     playlist_t * pPlaylist = getIntf()->p_sys->p_playlist;
 519     pInput = playlist_CurrentInput( pPlaylist );
 520     if( !pInput )
 521         return;
 522
 523     var_AddCallback( pInput, "intf-event", onGenericCallback, this );
 524     var_AddCallback( pInput, "bit-rate", onGenericCallback, this );
 525     var_AddCallback( pInput, "sample-rate", onGenericCallback, this );
 526     var_AddCallback( pInput, "can-record", onGenericCallback, this );
 527     getIntf()->p_sys->p_input = pInput;
 528 }
 529
 530 void VlcProc::on_intf_event_changed( vlc_object_t* p_obj, vlc_value_t newVal )
 531 {
 532     input_thread_t* pInput = (input_thread_t*) p_obj;
 533
 534     StreamTime *pTime = (StreamTime*)m_cVarTime.get();
 535     VarBoolImpl *pVarSeekable = (VarBoolImpl*)m_cVarSeekable.get();
 536     VarBoolImpl *pVarDvdActive = (VarBoolImpl*)m_cVarDvdActive.get();
 537     VarBoolImpl *pVarHasVout = (VarBoolImpl*)m_cVarHasVout.get();
 538     VarBoolImpl *pVarHasAudio = (VarBoolImpl*)m_cVarHasAudio.get();
 539     VarBoolImpl *pVarFullscreen = (VarBoolImpl*)m_cVarFullscreen.get();
 540     VarBoolImpl *pVarPlaying = (VarBoolImpl*)m_cVarPlaying.get();
 541     VarBoolImpl *pVarStopped = (VarBoolImpl*)m_cVarStopped.get();
 542     VarBoolImpl *pVarPaused = (VarBoolImpl*)m_cVarPaused.get();
 543     VarBoolImpl *pVarEqualizer = (VarBoolImpl*)m_cVarEqualizer.get();
 544
 545     if( vlc_object_alive( pInput ) )
 546     {
 547         switch( newVal.i_int )
 548         {
 549             case INPUT_EVENT_STATE:
 550             {
 551                 int state = var_GetInteger( pInput, "state" );
 552                 pVarStopped->set( false );
 553                 pVarPlaying->set( state != PAUSE_S );
 554                 pVarPaused->set( state == PAUSE_S );
 555                 break;
 556             }
 557
 558             case INPUT_EVENT_POSITION:
 559             {
 560                 float pos = var_GetFloat( pInput, "position" );
 561                 pTime->set( pos, false );
 562                 pVarSeekable->set( pos != 0.0 );
 563                 break;
 564             }
 565
 566             case INPUT_EVENT_ES:
 567             {
 568                 // Do we have audio
 569                 vlc_value_t audio_es;
 570                 var_Change( pInput, "audio-es", VLC_VAR_CHOICESCOUNT,
 571                                 &audio_es, NULL );
 572                 pVarHasAudio->set( audio_es.i_int > 0 );
 573                 break;
 574             }
 575
 576             case INPUT_EVENT_VOUT:
 577             {
 578                 vout_thread_t* pVout = input_GetVout( pInput );
 579                 pVarHasVout->set( pVout != NULL );
 580                 if( pVout )
 581                 {
 582                     pVarFullscreen->set( var_GetBool( pVout, "fullscreen" ) );
 583                     vlc_object_release( pVout );
 584                 }
 585                 break;
 586             }
 587
 588             case INPUT_EVENT_AOUT:
 589             {
 590                 char *pFilters;
 591                 aout_instance_t* pAout = input_GetAout( pInput );
 592                 if( pAout )
 593                 {
 594                     if( m_pAout )
 595                     {
 596                         var_DelCallback( m_pAout, "audio-filter",
 597                                          onGenericCallback, this );
 598                         var_DelCallback( m_pAout, "equalizer-bands",
 599                                          onEqBandsChange, this );
 600                         var_DelCallback( m_pAout, "equalizer-preamp",
 601                                          onEqPreampChange, this );
 602                         vlc_object_release( m_pAout );
 603                         m_pAout = NULL;
 604                     }
 605
 606                     var_AddCallback( pAout, "audio-filter",
 607                                      onGenericCallback, this );
 608                     var_AddCallback( pAout, "equalizer-bands",
 609                                   onEqBandsChange, this );
 610                     var_AddCallback( pAout, "equalizer-preamp",
 611                                   onEqPreampChange, this );
 612                     m_pAout = pAout;
 613
 614                     pFilters = var_GetNonEmptyString( pAout, "audio-filter" );
 615                 }
 616                 else
 617                 {
 618                     if( m_pAout )
 619                     {
 620                         var_DelCallback( m_pAout, "audio-filter",
 621                                          onGenericCallback, this );
 622                         var_DelCallback( m_pAout, "equalizer-bands",
 623                                          onEqBandsChange, this );
 624                         var_DelCallback( m_pAout, "equalizer-preamp",
 625                                          onEqPreampChange, this );
 626                         vlc_object_release( m_pAout );
 627                         m_pAout = NULL;
 628                     }
 629                     // Get the audio filters
 630                     pFilters = config_GetPsz( getIntf(), "audio-filter" );
 631                 }
 632                 // Refresh the equalizer variable
 633                 bool b_equalizer = pFilters && strstr( pFilters, "equalizer" );
 634                 pVarEqualizer->set( b_equalizer );
 635                 free( pFilters );
 636                 break;
 637             }
 638
 639             case INPUT_EVENT_CHAPTER:
 640             {
 641                 vlc_value_t chapters_count;
 642                 var_Change( pInput, "chapter", VLC_VAR_CHOICESCOUNT,
 643                             &chapters_count, NULL );
 644                 pVarDvdActive->set( chapters_count.i_int > 0 );
 645                 break;
 646             }
 647
 648             case INPUT_EVENT_RECORD:
 649             {
 650                 VarBoolImpl *pVarRecording =
 651                                (VarBoolImpl*)m_cVarRecording.get();
 652                 pVarRecording->set( var_GetBool( pInput, "record" ) );
 653                 break;
 654             }
 655
 656             INPUT_EVENT_DEAD:
 657             INPUT_EVENT_ABORT:
 658             {
 659                 var_DelCallback( pInput, "intf-event",
 660                                           onGenericCallback, this );
 661                 var_DelCallback( pInput, "bit-rate",
 662                                           onGenericCallback, this );
 663                 var_DelCallback( pInput, "sample-rate",
 664                                           onGenericCallback, this );
 665                 var_DelCallback( pInput, "can-record" ,
 666                                           onGenericCallback, this );
 667                 vlc_object_release( pInput );
 668                 getIntf()->p_sys->p_input = NULL;
 669                 break;
 670             }
 671
 672             default:
 673                 break;
 674         }
 675     }
 676     else
 677     {
 678         // pVarSeekable->set( false );
 679         pVarDvdActive->set( false );
 680         pTime->set( 0, false );
 681         pVarFullscreen->set( false );
 682         pVarHasAudio->set( false );
 683         pVarHasVout->set( false );
 684         pVarStopped->set( true );
 685         pVarPlaying->set( false );
 686         pVarPaused->set( false );
 687     }
 688 }
 689
 690 void VlcProc::on_bit_rate_changed( vlc_object_t* p_obj, vlc_value_t newVal )
 691 {
 692     input_thread_t* pInput = (input_thread_t*) p_obj;
 693
 694     VarText *pBitrate = (VarText*)m_cVarStreamBitRate.get();
 695
 696     int bitrate = var_GetInteger( pInput, "bit-rate" ) / 1000;
 697     pBitrate->set( UString::fromInt( getIntf(), bitrate ) );
 698 }
 699
 700 void VlcProc::on_sample_rate_changed( vlc_object_t* p_obj, vlc_value_t newVal )
 701 {
 702     input_thread_t* pInput = (input_thread_t*) p_obj;
 703
 704     VarText *pSampleRate = (VarText*)m_cVarStreamSampleRate.get();
 705
 706     int sampleRate = var_GetInteger( pInput, "sample-rate" ) / 1000;
 707     pSampleRate->set( UString::fromInt( getIntf(), sampleRate ) );
 708 }
 709
 710 void VlcProc::on_can_record_changed( vlc_object_t* p_obj, vlc_value_t newVal )
 711 {
 712     input_thread_t* pInput = (input_thread_t*) p_obj;
 713
 714     VarBoolImpl *pVarRecordable = (VarBoolImpl*)m_cVarRecordable.get();
 715     pVarRecordable->set( var_GetBool(  pInput, "can-record" ) );
 716 }
 717
 718 void VlcProc::on_random_changed( vlc_object_t* p_obj, vlc_value_t newVal )
 719 {
 720     playlist_t* pPlaylist = (playlist_t*) p_obj;
 721
 722     // Refresh the random variable
 723     VarBoolImpl *pVarRandom = (VarBoolImpl*)m_cVarRandom.get();
 724     pVarRandom->set( var_GetBool( pPlaylist, "random" ) );
 725 }
 726
 727 void VlcProc::on_loop_changed( vlc_object_t* p_obj, vlc_value_t newVal )
 728 {
 729     playlist_t* pPlaylist = (playlist_t*) p_obj;
 730
 731     // Refresh the loop variable
 732     VarBoolImpl *pVarLoop = (VarBoolImpl*)m_cVarLoop.get();
 733     pVarLoop->set( var_GetBool( pPlaylist, "loop" ) );
 734 }
 735
 736 void VlcProc::on_repeat_changed( vlc_object_t* p_obj, vlc_value_t newVal )
 737 {
 738     playlist_t* pPlaylist = (playlist_t*) p_obj;
 739
 740     // Refresh the repeat variable
 741     VarBoolImpl *pVarRepeat = (VarBoolImpl*)m_cVarRepeat.get();
 742     pVarRepeat->set( var_GetBool( pPlaylist, "repeat" ) );
 743 }
 744
 745
 746 void VlcProc::on_volume_changed( vlc_object_t* p_obj, vlc_value_t newVal )
 747 {
 748     (void)p_obj; (void)newVal;
 749     playlist_t* pPlaylist = getIntf()->p_sys->p_playlist;
 750
 751     // Refresh sound volume
 752     audio_volume_t volume;
 753     aout_VolumeGet( pPlaylist, &volume );
 754     Volume *pVolume = (Volume*)m_cVarVolume.get();
 755     pVolume->set( (double)volume * 2.0 / AOUT_VOLUME_MAX, false );
 756
 757     // Set the mute variable
 758     VarBoolImpl *pVarMute = (VarBoolImpl*)m_cVarMute.get();
 759     pVarMute->set( volume == 0 );
 760 }
 761
 762 void VlcProc::on_audio_filter_changed( vlc_object_t* p_obj, vlc_value_t newVal )
 763 {
 764     aout_instance_t* pAout = (aout_instance_t*) p_obj;
 765
 766     char *pFilters = var_GetNonEmptyString( pAout, "audio-filter" );
 767
 768     VarBoolImpl *pVarEqualizer = (VarBoolImpl*)m_cVarEqualizer.get();
 769
 770     // Refresh the equalizer variable
 771     bool b_equalizer = pFilters && strstr( pFilters, "equalizer" );
 772     pVarEqualizer->set( b_equalizer );
 773     free( pFilters );
 774 }