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
  22  * along with this program; if not, write to the Free Software
  23  * Foundation, Inc., 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_update_item.hpp"
  51 #include "../commands/cmd_audio.hpp"
  52 #include "../commands/cmd_callbacks.hpp"
  53 #include "../utils/var_bool.hpp"
  54 #include <sstream>
  55
  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_varVoutSize( pIntf ), m_varEqBands( pIntf ),
  77     m_pVout( NULL ), m_pAout( NULL ), m_bEqualizer_started( false ),
  78     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
 134     // Register the equalizer bands
 135     for( int i = 0; i < EqualizerBands::kNbBands; i++)
 136     {
 137         stringstream ss;
 138         ss << "equalizer.band(" << i << ")";
 139         pVarManager->registerVar( m_varEqBands.getBand( i ), ss.str() );
 140     }
 141
 142     // XXX WARNING XXX
 143     // The object variable callbacks are called from other VLC threads,
 144     // so they must put commands in the queue and NOT do anything else
 145     // (X11 calls are not reentrant)
 146
 147     // Called when volume sound changes
 148 #define ADD_CALLBACK( p_object, var ) \
 149     var_AddCallback( p_object, var, onGenericCallback, this );
 150
 151     ADD_CALLBACK( pIntf->p_libvlc, "volume-change" )
 152
 153     ADD_CALLBACK( pIntf->p_sys->p_playlist, "item-current" )
 154     ADD_CALLBACK( pIntf->p_sys->p_playlist, "random" )
 155     ADD_CALLBACK( pIntf->p_sys->p_playlist, "loop" )
 156     ADD_CALLBACK( pIntf->p_sys->p_playlist, "repeat" )
 157
 158 #undef ADD_CALLBACK
 159
 160     // Called when the playlist changes
 161     var_AddCallback( pIntf->p_sys->p_playlist, "intf-change",
 162                      onIntfChange, this );
 163     // Called when a playlist item is added
 164     var_AddCallback( pIntf->p_sys->p_playlist, "playlist-item-append",
 165                      onItemAppend, this );
 166     // Called when a playlist item is deleted
 167     // TODO: properly handle item-deleted
 168     var_AddCallback( pIntf->p_sys->p_playlist, "playlist-item-deleted",
 169                      onItemDelete, this );
 170     // Called when the "interface shower" wants us to show the skin
 171     var_AddCallback( pIntf->p_libvlc, "intf-show",
 172                      onIntfShow, this );
 173     // Called when the current input changes
 174     var_AddCallback( pIntf->p_sys->p_playlist, "input-current",
 175                      onInputNew, this );
 176     // Called when a playlist item changed
 177     var_AddCallback( pIntf->p_sys->p_playlist, "item-change",
 178                      onItemChange, this );
 179     // Called when our skins2 demux wants us to load a new skin
 180     var_AddCallback( pIntf, "skin-to-load", onSkinToLoad, this );
 181
 182     // Called when we have an interaction dialog to display
 183     var_Create( pIntf, "interaction", VLC_VAR_ADDRESS );
 184     var_AddCallback( pIntf, "interaction", onInteraction, this );
 185     interaction_Register( pIntf );
 186
 187     // initialize variables refering to liblvc and playlist objects
 188     init_variables();
 189 }
 190
 191
 192 VlcProc::~VlcProc()
 193 {
 194     m_pTimer->stop();
 195     delete( m_pTimer );
 196
 197     if( m_pAout )
 198     {
 199         vlc_object_release( m_pAout );
 200         m_pAout = NULL;
 201     }
 202     if( m_pVout )
 203     {
 204         vlc_object_release( m_pVout );
 205         m_pVout = NULL;
 206     }
 207
 208     if( getIntf()->p_sys->p_input )
 209         reset_input();
 210
 211     interaction_Unregister( getIntf() );
 212
 213     var_DelCallback( getIntf()->p_libvlc, "volume-change",
 214                      onGenericCallback, this );
 215
 216     var_DelCallback( getIntf()->p_sys->p_playlist, "item-current",
 217                      onGenericCallback, this );
 218     var_DelCallback( getIntf()->p_sys->p_playlist, "random",
 219                      onGenericCallback, this );
 220     var_DelCallback( getIntf()->p_sys->p_playlist, "loop",
 221                      onGenericCallback, this );
 222     var_DelCallback( getIntf()->p_sys->p_playlist, "repeat",
 223                      onGenericCallback, this );
 224     var_DelCallback( getIntf()->p_sys->p_playlist, "intf-change",
 225                      onIntfChange, this );
 226     var_DelCallback( getIntf()->p_sys->p_playlist, "playlist-item-append",
 227                      onItemAppend, this );
 228     var_DelCallback( getIntf()->p_sys->p_playlist, "playlist-item-deleted",
 229                      onItemDelete, this );
 230     var_DelCallback( getIntf()->p_libvlc, "intf-show",
 231                      onIntfShow, this );
 232     var_DelCallback( getIntf()->p_sys->p_playlist, "input-current",
 233                      onInputNew, this );
 234     var_DelCallback( getIntf()->p_sys->p_playlist, "item-change",
 235                      onItemChange, this );
 236     var_DelCallback( getIntf(), "skin-to-load", onSkinToLoad, this );
 237     var_DelCallback( getIntf(), "interaction", onInteraction, this );
 238 }
 239
 240 void VlcProc::manage()
 241 {
 242     // Did the user request to quit vlc ?
 243     if( !vlc_object_alive( getIntf() ) )
 244     {
 245         // Get the instance of OSFactory
 246         OSFactory *pOsFactory = OSFactory::instance( getIntf() );
 247
 248         // Exit the main OS loop
 249         pOsFactory->getOSLoop()->exit();
 250
 251         return;
 252     }
 253 }
 254
 255 void VlcProc::CmdManage::execute()
 256 {
 257     // Just forward to VlcProc
 258     m_pParent->manage();
 259 }
 260
 261
 262 int VlcProc::onIntfChange( vlc_object_t *pObj, const char *pVariable,
 263                            vlc_value_t oldVal, vlc_value_t newVal,
 264                            void *pParam )
 265 {
 266     VlcProc *pThis = (VlcProc*)pParam;
 267
 268     // Update the stream variable
 269     pThis->updateStreamName();
 270
 271     // Create a playtree notify command (for new style playtree)
 272     CmdPlaytreeChanged *pCmdTree = new CmdPlaytreeChanged( pThis->getIntf() );
 273
 274     // Push the command in the asynchronous command queue
 275     AsyncQueue *pQueue = AsyncQueue::instance( pThis->getIntf() );
 276     pQueue->push( CmdGenericPtr( pCmdTree ) );
 277
 278     return VLC_SUCCESS;
 279 }
 280
 281
 282 int VlcProc::onIntfShow( vlc_object_t *pObj, const char *pVariable,
 283                          vlc_value_t oldVal, vlc_value_t newVal,
 284                          void *pParam )
 285 {
 286     if (newVal.b_bool)
 287     {
 288         VlcProc *pThis = (VlcProc*)pParam;
 289
 290         // Create a raise all command
 291         CmdRaiseAll *pCmd = new CmdRaiseAll( pThis->getIntf(),
 292             pThis->getIntf()->p_sys->p_theme->getWindowManager() );
 293
 294         // Push the command in the asynchronous command queue
 295         AsyncQueue *pQueue = AsyncQueue::instance( pThis->getIntf() );
 296         pQueue->push( CmdGenericPtr( pCmd ) );
 297     }
 298
 299     return VLC_SUCCESS;
 300 }
 301
 302 int VlcProc::onInputNew( vlc_object_t *pObj, const char *pVariable,
 303                          vlc_value_t oldval, vlc_value_t newval, void *pParam )
 304 {
 305     VlcProc *pThis = (VlcProc*)pParam;
 306     input_thread_t *pInput = static_cast<input_thread_t*>(newval.p_address);
 307
 308     var_AddCallback( pInput, "intf-event", onGenericCallback, pThis );
 309     var_AddCallback( pInput, "bit-rate", onGenericCallback, pThis );
 310     var_AddCallback( pInput, "sample-rate", onGenericCallback, pThis );
 311     var_AddCallback( pInput, "can-record", onGenericCallback, pThis );
 312
 313     return VLC_SUCCESS;
 314 }
 315
 316
 317 int VlcProc::onItemChange( vlc_object_t *pObj, const char *pVariable,
 318                            vlc_value_t oldval, vlc_value_t newval,
 319                            void *pParam )
 320 {
 321     VlcProc *pThis = (VlcProc*)pParam;
 322     input_item_t *p_item = static_cast<input_item_t*>(newval.p_address);
 323
 324     // Update the stream variable
 325     pThis->updateStreamName();
 326
 327     // Create a playtree notify command
 328     CmdPlaytreeUpdate *pCmdTree = new CmdPlaytreeUpdate( pThis->getIntf(),
 329                                                          p_item->i_id );
 330
 331     // Push the command in the asynchronous command queue
 332     AsyncQueue *pQueue = AsyncQueue::instance( pThis->getIntf() );
 333     pQueue->push( CmdGenericPtr( pCmdTree ), true );
 334
 335     return VLC_SUCCESS;
 336 }
 337
 338 int VlcProc::onItemAppend( vlc_object_t *pObj, const char *pVariable,
 339                            vlc_value_t oldVal, vlc_value_t newVal,
 340                            void *pParam )
 341 {
 342     VlcProc *pThis = (VlcProc*)pParam;
 343
 344     playlist_add_t *p_add = (playlist_add_t*)malloc( sizeof(
 345                                                 playlist_add_t ) ) ;
 346
 347     memcpy( p_add, newVal.p_address, sizeof( playlist_add_t ) ) ;
 348
 349     CmdGenericPtr ptrTree;
 350     CmdPlaytreeAppend *pCmdTree = new CmdPlaytreeAppend( pThis->getIntf(),
 351                                                              p_add );
 352     ptrTree = CmdGenericPtr( pCmdTree );
 353
 354     // Push the command in the asynchronous command queue
 355     AsyncQueue *pQueue = AsyncQueue::instance( pThis->getIntf() );
 356     pQueue->push( ptrTree , false );
 357
 358     return VLC_SUCCESS;
 359 }
 360
 361 int VlcProc::onItemDelete( vlc_object_t *pObj, const char *pVariable,
 362                            vlc_value_t oldVal, vlc_value_t newVal,
 363                            void *pParam )
 364 {
 365     VlcProc *pThis = (VlcProc*)pParam;
 366
 367     int i_id = newVal.i_int;
 368
 369     CmdGenericPtr ptrTree;
 370     CmdPlaytreeDelete *pCmdTree = new CmdPlaytreeDelete( pThis->getIntf(),
 371                                                          i_id);
 372     ptrTree = CmdGenericPtr( pCmdTree );
 373
 374     // Push the command in the asynchronous command queue
 375     AsyncQueue *pQueue = AsyncQueue::instance( pThis->getIntf() );
 376     pQueue->push( ptrTree , false );
 377
 378     return VLC_SUCCESS;
 379 }
 380
 381
 382 int VlcProc::onSkinToLoad( vlc_object_t *pObj, const char *pVariable,
 383                            vlc_value_t oldVal, vlc_value_t newVal,
 384                            void *pParam )
 385 {
 386     VlcProc *pThis = (VlcProc*)pParam;
 387
 388     // Create a playlist notify command
 389     CmdChangeSkin *pCmd =
 390         new CmdChangeSkin( pThis->getIntf(), newVal.psz_string );
 391
 392     // Push the command in the asynchronous command queue
 393     AsyncQueue *pQueue = AsyncQueue::instance( pThis->getIntf() );
 394     pQueue->push( CmdGenericPtr( pCmd ) );
 395
 396     return VLC_SUCCESS;
 397 }
 398
 399 int VlcProc::onInteraction( vlc_object_t *pObj, const char *pVariable,
 400                             vlc_value_t oldVal, vlc_value_t newVal,
 401                             void *pParam )
 402 {
 403     VlcProc *pThis = (VlcProc*)pParam;
 404     interaction_dialog_t *p_dialog = (interaction_dialog_t *)(newVal.p_address);
 405
 406     CmdInteraction *pCmd = new CmdInteraction( pThis->getIntf(), p_dialog );
 407     AsyncQueue *pQueue = AsyncQueue::instance( pThis->getIntf() );
 408     pQueue->push( CmdGenericPtr( pCmd ) );
 409     return VLC_SUCCESS;
 410 }
 411
 412
 413 void VlcProc::updateStreamName()
 414 {
 415     // Create a update item command
 416     CmdUpdateItem *pCmdItem = new CmdUpdateItem( getIntf(), getStreamNameVar(), getStreamURIVar() );
 417
 418     // Push the command in the asynchronous command queue
 419     AsyncQueue *pQueue = AsyncQueue::instance( getIntf() );
 420     pQueue->push( CmdGenericPtr( pCmdItem ) );
 421 }
 422
 423 int VlcProc::onEqBandsChange( vlc_object_t *pObj, const char *pVariable,
 424                               vlc_value_t oldVal, vlc_value_t newVal,
 425                               void *pParam )
 426 {
 427     VlcProc *pThis = (VlcProc*)pParam;
 428
 429     // Post a set equalizer bands command
 430     CmdSetEqBands *pCmd = new CmdSetEqBands( pThis->getIntf(),
 431                                              pThis->m_varEqBands,
 432                                              newVal.psz_string );
 433     AsyncQueue *pQueue = AsyncQueue::instance( pThis->getIntf() );
 434     pQueue->push( CmdGenericPtr( pCmd ) );
 435
 436     return VLC_SUCCESS;
 437 }
 438
 439
 440 int VlcProc::onEqPreampChange( vlc_object_t *pObj, const char *pVariable,
 441                                vlc_value_t oldVal, vlc_value_t newVal,
 442                                void *pParam )
 443 {
 444     VlcProc *pThis = (VlcProc*)pParam;
 445     EqualizerPreamp *pVarPreamp = (EqualizerPreamp*)(pThis->m_cVarEqPreamp.get());
 446
 447     // Post a set preamp command
 448     CmdSetEqPreamp *pCmd = new CmdSetEqPreamp( pThis->getIntf(), *pVarPreamp,
 449                                               (newVal.f_float + 20.0) / 40.0 );
 450     AsyncQueue *pQueue = AsyncQueue::instance( pThis->getIntf() );
 451     pQueue->push( CmdGenericPtr( pCmd ) );
 452
 453     return VLC_SUCCESS;
 454 }
 455
 456
 457 int VlcProc::onGenericCallback( vlc_object_t *pObj, const char *pVariable,
 458                                 vlc_value_t oldVal, vlc_value_t newVal,
 459                                 void *pParam )
 460 {
 461     VlcProc *pThis = (VlcProc*)pParam;
 462     AsyncQueue *pQueue = AsyncQueue::instance( pThis->getIntf() );
 463
 464     CmdGeneric *pCmd = NULL;
 465
 466 #define ADD_CALLBACK_ENTRY( var, label ) \
 467     { \
 468     if( strcmp( pVariable, var ) == 0 ) \
 469         pCmd = new Cmd_##label( pThis->getIntf(), pObj, newVal ); \
 470     }
 471
 472     ADD_CALLBACK_ENTRY( "item-current", item_current_changed )
 473     ADD_CALLBACK_ENTRY( "volume-change", volume_changed )
 474
 475     ADD_CALLBACK_ENTRY( "intf-event", intf_event_changed )
 476     ADD_CALLBACK_ENTRY( "bit-rate", bit_rate_changed )
 477     ADD_CALLBACK_ENTRY( "sample-rate", sample_rate_changed )
 478     ADD_CALLBACK_ENTRY( "can-record", can_record_changed )
 479
 480     ADD_CALLBACK_ENTRY( "random", random_changed )
 481     ADD_CALLBACK_ENTRY( "loop", loop_changed )
 482     ADD_CALLBACK_ENTRY( "repeat", repeat_changed )
 483
 484     ADD_CALLBACK_ENTRY( "audio-filter", audio_filter_changed )
 485
 486 #undef ADD_CALLBACK_ENTRY
 487
 488     if( pCmd )
 489         pQueue->push( CmdGenericPtr( pCmd ), false );
 490     else
 491         msg_Err( pObj, "no Callback entry provided for %s", pVariable );
 492
 493     return VLC_SUCCESS;
 494 }
 495
 496 void VlcProc::on_item_current_changed( vlc_object_t* p_obj, vlc_value_t newVal )
 497 {
 498     playlist_t * pPlaylist = getIntf()->p_sys->p_playlist;
 499     input_thread_t* pInput = getIntf()->p_sys->p_input;
 500     input_item_t *p_item = static_cast<input_item_t*>(newVal.p_address);
 501
 502     if( pInput )
 503         reset_input();
 504
 505     pInput = playlist_CurrentInput( pPlaylist );
 506     if( pInput )
 507         getIntf()->p_sys->p_input = pInput;
 508
 509     // Update the stream variable
 510     updateStreamName();
 511
 512     // Create a playtree notify command
 513     AsyncQueue *pQueue = AsyncQueue::instance( getIntf() );
 514     CmdPlaytreeUpdate *pCmdTree =
 515             new CmdPlaytreeUpdate( getIntf(), p_item->i_id );
 516     pQueue->push( CmdGenericPtr( pCmdTree ) , true );
 517 }
 518
 519 void VlcProc::on_intf_event_changed( vlc_object_t* p_obj, vlc_value_t newVal )
 520 {
 521     input_thread_t* pInput = (input_thread_t*) p_obj;
 522
 523     StreamTime *pTime = (StreamTime*)m_cVarTime.get();
 524     VarBoolImpl *pVarSeekable = (VarBoolImpl*)m_cVarSeekable.get();
 525     VarBoolImpl *pVarRecordable = (VarBoolImpl*)m_cVarRecordable.get();
 526     VarBoolImpl *pVarRecording  = (VarBoolImpl*)m_cVarRecording.get();
 527     VarBoolImpl *pVarDvdActive = (VarBoolImpl*)m_cVarDvdActive.get();
 528     VarBoolImpl *pVarHasVout = (VarBoolImpl*)m_cVarHasVout.get();
 529     VarBoolImpl *pVarHasAudio = (VarBoolImpl*)m_cVarHasAudio.get();
 530     VarBoolImpl *pVarFullscreen = (VarBoolImpl*)m_cVarFullscreen.get();
 531     VarBoolImpl *pVarPlaying = (VarBoolImpl*)m_cVarPlaying.get();
 532     VarBoolImpl *pVarStopped = (VarBoolImpl*)m_cVarStopped.get();
 533     VarBoolImpl *pVarPaused = (VarBoolImpl*)m_cVarPaused.get();
 534     VarBoolImpl *pVarEqualizer = (VarBoolImpl*)m_cVarEqualizer.get();
 535
 536     switch( newVal.i_int )
 537     {
 538         case INPUT_EVENT_STATE:
 539         {
 540             int state = var_GetInteger( pInput, "state" );
 541             pVarStopped->set( false );
 542             pVarPlaying->set( state != PAUSE_S );
 543             pVarPaused->set( state == PAUSE_S );
 544             break;
 545         }
 546
 547         case INPUT_EVENT_POSITION:
 548         {
 549             float pos = var_GetFloat( pInput, "position" );
 550             pTime->set( pos, false );
 551             pVarSeekable->set( pos != 0.0 );
 552             break;
 553         }
 554
 555         case INPUT_EVENT_ES:
 556         {
 557             // Do we have audio
 558             vlc_value_t audio_es;
 559             var_Change( pInput, "audio-es", VLC_VAR_CHOICESCOUNT,
 560                             &audio_es, NULL );
 561             pVarHasAudio->set( audio_es.i_int > 0 );
 562             break;
 563         }
 564
 565         case INPUT_EVENT_VOUT:
 566         {
 567             vout_thread_t* pVout = input_GetVout( pInput );
 568             pVarHasVout->set( pVout != NULL );
 569             if( pVout )
 570             {
 571                 pVarFullscreen->set( var_GetBool( pVout, "fullscreen" ) );
 572                 vlc_object_release( pVout );
 573             }
 574             break;
 575         }
 576
 577         case INPUT_EVENT_AOUT:
 578         {
 579             aout_instance_t* pAout = input_GetAout( pInput );
 580
 581             // end of input or aout reuse (nothing to do)
 582             if( !pAout || pAout == m_pAout )
 583             {
 584                 if( pAout )
 585                     vlc_object_release( pAout );
 586                 break;
 587             }
 588
 589             // remove previous Aout if any
 590             if( m_pAout )
 591             {
 592                 var_DelCallback( m_pAout, "audio-filter",
 593                                  onGenericCallback, this );
 594                 if( m_bEqualizer_started )
 595                 {
 596                     var_DelCallback( m_pAout, "equalizer-bands",
 597                                      onEqBandsChange, this );
 598                     var_DelCallback( m_pAout, "equalizer-preamp",
 599                                      onEqPreampChange, this );
 600                 }
 601                 vlc_object_release( m_pAout );
 602                 m_pAout = NULL;
 603                 m_bEqualizer_started = false;
 604             }
 605
 606             // New Aout (addCallbacks)
 607             var_AddCallback( pAout, "audio-filter", onGenericCallback, this );
 608
 609             char *pFilters = var_GetNonEmptyString( pAout, "audio-filter" );
 610             bool b_equalizer = pFilters && strstr( pFilters, "equalizer" );
 611             free( pFilters );
 612             pVarEqualizer->set( b_equalizer );
 613             if( b_equalizer )
 614             {
 615                 var_AddCallback( pAout, "equalizer-bands",
 616                               onEqBandsChange, this );
 617                 var_AddCallback( pAout, "equalizer-preamp",
 618                               onEqPreampChange, this );
 619                 m_bEqualizer_started = true;
 620             }
 621             m_pAout = pAout;
 622             break;
 623         }
 624
 625         case INPUT_EVENT_CHAPTER:
 626         {
 627             vlc_value_t chapters_count;
 628             var_Change( pInput, "chapter", VLC_VAR_CHOICESCOUNT,
 629                         &chapters_count, NULL );
 630             pVarDvdActive->set( chapters_count.i_int > 0 );
 631             break;
 632         }
 633
 634         case INPUT_EVENT_RECORD:
 635             pVarRecording->set( var_GetBool( pInput, "record" ) );
 636             break;
 637
 638         case INPUT_EVENT_DEAD:
 639             reset_input();
 640             break;
 641
 642         default:
 643             break;
 644     }
 645 }
 646
 647 void VlcProc::on_bit_rate_changed( vlc_object_t* p_obj, vlc_value_t newVal )
 648 {
 649     input_thread_t* pInput = (input_thread_t*) p_obj;
 650
 651     VarText *pBitrate = (VarText*)m_cVarStreamBitRate.get();
 652
 653     int bitrate = var_GetInteger( pInput, "bit-rate" ) / 1000;
 654     pBitrate->set( UString::fromInt( getIntf(), bitrate ) );
 655 }
 656
 657 void VlcProc::on_sample_rate_changed( vlc_object_t* p_obj, vlc_value_t newVal )
 658 {
 659     input_thread_t* pInput = (input_thread_t*) p_obj;
 660
 661     VarText *pSampleRate = (VarText*)m_cVarStreamSampleRate.get();
 662
 663     int sampleRate = var_GetInteger( pInput, "sample-rate" ) / 1000;
 664     pSampleRate->set( UString::fromInt( getIntf(), sampleRate ) );
 665 }
 666
 667 void VlcProc::on_can_record_changed( vlc_object_t* p_obj, vlc_value_t newVal )
 668 {
 669     input_thread_t* pInput = (input_thread_t*) p_obj;
 670
 671     VarBoolImpl *pVarRecordable = (VarBoolImpl*)m_cVarRecordable.get();
 672     pVarRecordable->set( var_GetBool(  pInput, "can-record" ) );
 673 }
 674
 675 void VlcProc::on_random_changed( vlc_object_t* p_obj, vlc_value_t newVal )
 676 {
 677     playlist_t* pPlaylist = (playlist_t*) p_obj;
 678
 679     // Refresh the random variable
 680     VarBoolImpl *pVarRandom = (VarBoolImpl*)m_cVarRandom.get();
 681     pVarRandom->set( var_GetBool( pPlaylist, "random" ) );
 682 }
 683
 684 void VlcProc::on_loop_changed( vlc_object_t* p_obj, vlc_value_t newVal )
 685 {
 686     playlist_t* pPlaylist = (playlist_t*) p_obj;
 687
 688     // Refresh the loop variable
 689     VarBoolImpl *pVarLoop = (VarBoolImpl*)m_cVarLoop.get();
 690     pVarLoop->set( var_GetBool( pPlaylist, "loop" ) );
 691 }
 692
 693 void VlcProc::on_repeat_changed( vlc_object_t* p_obj, vlc_value_t newVal )
 694 {
 695     playlist_t* pPlaylist = (playlist_t*) p_obj;
 696
 697     // Refresh the repeat variable
 698     VarBoolImpl *pVarRepeat = (VarBoolImpl*)m_cVarRepeat.get();
 699     pVarRepeat->set( var_GetBool( pPlaylist, "repeat" ) );
 700 }
 701
 702 void VlcProc::on_volume_changed( vlc_object_t* p_obj, vlc_value_t newVal )
 703 {
 704     (void)p_obj; (void)newVal;
 705     playlist_t* pPlaylist = getIntf()->p_sys->p_playlist;
 706
 707     // Refresh sound volume
 708     audio_volume_t volume;
 709     aout_VolumeGet( pPlaylist, &volume );
 710     Volume *pVolume = (Volume*)m_cVarVolume.get();
 711     pVolume->set( (double)volume * 2.0 / AOUT_VOLUME_MAX, false );
 712
 713     // Set the mute variable
 714     VarBoolImpl *pVarMute = (VarBoolImpl*)m_cVarMute.get();
 715     pVarMute->set( volume == 0 );
 716 }
 717
 718 void VlcProc::on_audio_filter_changed( vlc_object_t* p_obj, vlc_value_t newVal )
 719 {
 720     aout_instance_t* pAout = (aout_instance_t*) p_obj;
 721     VarBoolImpl *pVarEqualizer = (VarBoolImpl*)m_cVarEqualizer.get();
 722
 723     char *pFilters = newVal.psz_string;
 724
 725     // Refresh the equalizer variable
 726     bool b_equalizer = pFilters && strstr( pFilters, "equalizer" );
 727     pVarEqualizer->set( b_equalizer );
 728     if( b_equalizer && !m_bEqualizer_started )
 729     {
 730         var_AddCallback( pAout, "equalizer-bands", onEqBandsChange, this );
 731         var_AddCallback( pAout, "equalizer-preamp", onEqPreampChange, this );
 732         m_bEqualizer_started = true;
 733     }
 734 }
 735
 736 void VlcProc::reset_input()
 737 {
 738     input_thread_t* pInput = getIntf()->p_sys->p_input;
 739
 740     if( pInput )
 741     {
 742         StreamTime *pTime = (StreamTime*)m_cVarTime.get();
 743         VarBoolImpl *pVarSeekable = (VarBoolImpl*)m_cVarSeekable.get();
 744         VarBoolImpl *pVarRecordable = (VarBoolImpl*)m_cVarRecordable.get();
 745         VarBoolImpl *pVarRecording  = (VarBoolImpl*)m_cVarRecording.get();
 746         VarBoolImpl *pVarDvdActive = (VarBoolImpl*)m_cVarDvdActive.get();
 747         VarBoolImpl *pVarHasVout = (VarBoolImpl*)m_cVarHasVout.get();
 748         VarBoolImpl *pVarHasAudio = (VarBoolImpl*)m_cVarHasAudio.get();
 749         VarBoolImpl *pVarFullscreen = (VarBoolImpl*)m_cVarFullscreen.get();
 750         VarBoolImpl *pVarPlaying = (VarBoolImpl*)m_cVarPlaying.get();
 751         VarBoolImpl *pVarStopped = (VarBoolImpl*)m_cVarStopped.get();
 752         VarBoolImpl *pVarPaused = (VarBoolImpl*)m_cVarPaused.get();
 753         VarBoolImpl *pVarEqualizer = (VarBoolImpl*)m_cVarEqualizer.get();
 754
 755         VarText *pBitrate = (VarText*)m_cVarStreamBitRate.get();
 756         VarText *pSampleRate = (VarText*)m_cVarStreamSampleRate.get();
 757
 758         pVarSeekable->set( false );
 759         pVarRecordable->set( false );
 760         pVarRecording->set( false );
 761         pVarDvdActive->set( false );
 762         pTime->set( 0, false );
 763         pVarFullscreen->set( false );
 764         pVarHasAudio->set( false );
 765         pVarHasVout->set( false );
 766         pVarStopped->set( true );
 767         pVarPlaying->set( false );
 768         pVarPaused->set( false );
 769         pBitrate->set( UString( getIntf(), "") );
 770         pSampleRate->set( UString( getIntf(), "") );
 771
 772         var_DelCallback( pInput, "intf-event", onGenericCallback, this );
 773         var_DelCallback( pInput, "bit-rate", onGenericCallback, this );
 774         var_DelCallback( pInput, "sample-rate", onGenericCallback, this );
 775         var_DelCallback( pInput, "can-record" , onGenericCallback, this );
 776         vlc_object_release( pInput );
 777         getIntf()->p_sys->p_input = NULL;
 778     }
 779 }
 780
 781 void VlcProc::init_variables()
 782 {
 783     playlist_t* pPlaylist = getIntf()->p_sys->p_playlist;
 784
 785     // Refresh the random variable
 786     VarBoolImpl *pVarRandom = (VarBoolImpl*)m_cVarRandom.get();
 787     pVarRandom->set( var_GetBool( pPlaylist, "random" ) );
 788
 789     // Refresh the loop variable
 790     VarBoolImpl *pVarLoop = (VarBoolImpl*)m_cVarLoop.get();
 791     pVarLoop->set( var_GetBool( pPlaylist, "loop" ) );
 792
 793     // Refresh the repeat variable
 794     VarBoolImpl *pVarRepeat = (VarBoolImpl*)m_cVarRepeat.get();
 795     pVarRepeat->set( var_GetBool( pPlaylist, "repeat" ) );
 796
 797     // Refresh sound volume
 798     audio_volume_t volume;
 799     aout_VolumeGet( pPlaylist, &volume );
 800     Volume *pVolume = (Volume*)m_cVarVolume.get();
 801     pVolume->set( (double)volume * 2.0 / AOUT_VOLUME_MAX, false );
 802
 803     // Set the mute variable
 804     VarBoolImpl *pVarMute = (VarBoolImpl*)m_cVarMute.get();
 805     pVarMute->set( volume == 0 );
 806
 807     // Set the equalizer variable
 808     update_equalizer();
 809 }
 810
 811 void VlcProc::update_equalizer()
 812 {
 813     VarBoolImpl *pVarEqualizer = (VarBoolImpl*)m_cVarEqualizer.get();
 814
 815     char *pFilters;
 816     if( m_pAout )
 817         pFilters = var_GetNonEmptyString( m_pAout, "audio-filter" );
 818     else
 819         pFilters = config_GetPsz( getIntf(), "audio-filter" );
 820
 821     bool b_equalizer = pFilters && strstr( pFilters, "equalizer" );
 822     free( pFilters );
 823     pVarEqualizer->set( b_equalizer );
 824 }
 825