git.sesse.net Git - vlc/blob - modules/access/dvdnav.c

   1 /*****************************************************************************
   2  * dvdnav.c: DVD module using the dvdnav library.
   3  *****************************************************************************
   4  * Copyright (C) 2004-2009 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Laurent Aimar <fenrir@via.ecp.fr>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License along
  20  * with this program; if not, write to the Free Software Foundation, Inc.,
  21  * 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  22  *****************************************************************************/
  23
  24 /*****************************************************************************
  25  * Preamble
  26  *****************************************************************************/
  27
  28 #ifdef HAVE_CONFIG_H
  29 # include "config.h"
  30 #endif
  31
  32 #include <assert.h>
  33 #include <vlc_common.h>
  34 #include <vlc_plugin.h>
  35 #include <vlc_input.h>
  36 #include <vlc_access.h>
  37 #include <vlc_demux.h>
  38 #include <vlc_charset.h>
  39 #include <vlc_fs.h>
  40 #include <vlc_url.h>
  41
  42 #include <vlc_dialog.h>
  43
  44 #ifdef HAVE_UNISTD_H
  45 #   include <unistd.h>
  46 #endif
  47 #include <sys/types.h>
  48 #ifdef HAVE_SYS_STAT_H
  49 #   include <sys/stat.h>
  50 #endif
  51 #ifdef HAVE_FCNTL_H
  52 #   include <fcntl.h>
  53 #endif
  54
  55 #include <vlc_keys.h>
  56 #include <vlc_iso_lang.h>
  57
  58 /* FIXME we should find a better way than including that */
  59 #include "../../src/text/iso-639_def.h"
  60
  61
  62 #include <dvdnav/dvdnav.h>
  63
  64 #include "../demux/ps.h"
  65
  66 /*****************************************************************************
  67  * Module descriptor
  68  *****************************************************************************/
  69 #define ANGLE_TEXT N_("DVD angle")
  70 #define ANGLE_LONGTEXT N_( \
  71      "Default DVD angle." )
  72
  73 #define CACHING_TEXT N_("Caching value in ms")
  74 #define CACHING_LONGTEXT N_( \
  75     "Caching value for DVDs. This "\
  76     "value should be set in milliseconds." )
  77 #define MENU_TEXT N_("Start directly in menu")
  78 #define MENU_LONGTEXT N_( \
  79     "Start the DVD directly in the main menu. This "\
  80     "will try to skip all the useless warning introductions." )
  81
  82 #define LANGUAGE_DEFAULT ("en")
  83
  84 static int  Open ( vlc_object_t * );
  85 static void Close( vlc_object_t * );
  86
  87 vlc_module_begin ()
  88     set_shortname( N_("DVD with menus") )
  89     set_description( N_("DVDnav Input") )
  90     set_category( CAT_INPUT )
  91     set_subcategory( SUBCAT_INPUT_ACCESS )
  92     add_integer( "dvdnav-angle", 1, NULL, ANGLE_TEXT,
  93         ANGLE_LONGTEXT, false )
  94     add_integer( "dvdnav-caching", DEFAULT_PTS_DELAY / 1000, NULL,
  95         CACHING_TEXT, CACHING_LONGTEXT, true )
  96     add_bool( "dvdnav-menu", true, NULL,
  97         MENU_TEXT, MENU_LONGTEXT, false )
  98     set_capability( "access_demux", 5 )
  99     add_shortcut( "dvd" )
 100     add_shortcut( "dvdnav" )
 101     add_shortcut( "file" )
 102     set_callbacks( Open, Close )
 103 vlc_module_end ()
 104
 105 /* Shall we use libdvdnav's read ahead cache? */
 106 #define DVD_READ_CACHE 1
 107
 108 /*****************************************************************************
 109  * Local prototypes
 110  *****************************************************************************/
 111 struct demux_sys_t
 112 {
 113     dvdnav_t    *dvdnav;
 114
 115     /* */
 116     bool        b_reset_pcr;
 117
 118     struct
 119     {
 120         bool         b_created;
 121         bool         b_enabled;
 122         vlc_mutex_t  lock;
 123         vlc_timer_t  timer;
 124     } still;
 125
 126     /* track */
 127     ps_track_t  tk[PS_TK_COUNT];
 128     int         i_mux_rate;
 129
 130     /* for spu variables */
 131     input_thread_t *p_input;
 132
 133     /* event */
 134     vlc_object_t *p_vout;
 135
 136     /* palette for menus */
 137     uint32_t clut[16];
 138     uint8_t  palette[4][4];
 139     bool b_spu_change;
 140
 141     /* */
 142     int           i_title;
 143     input_title_t **title;
 144
 145     /* lenght of program group chain */
 146     mtime_t     i_pgc_length;
 147     int         i_vobu_index;
 148     int         i_vobu_flush;
 149 };
 150
 151 static int Control( demux_t *, int, va_list );
 152 static int Demux( demux_t * );
 153 static int DemuxBlock( demux_t *, const uint8_t *, int );
 154 static void DemuxForceStill( demux_t * );
 155
 156 static void DemuxTitles( demux_t * );
 157 static void ESSubtitleUpdate( demux_t * );
 158 static void ButtonUpdate( demux_t *, bool );
 159
 160 static void ESNew( demux_t *, int );
 161 static int ProbeDVD( demux_t *, char * );
 162
 163 static char *DemuxGetLanguageCode( demux_t *p_demux, const char *psz_var );
 164
 165 static int ControlInternal( demux_t *, int, ... );
 166
 167 static void StillTimer( void * );
 168
 169 static int EventKey( vlc_object_t *, char const *,
 170                      vlc_value_t, vlc_value_t, void * );
 171 static int EventMouse( vlc_object_t *, char const *,
 172                        vlc_value_t, vlc_value_t, void * );
 173 static int EventIntf( vlc_object_t *, char const *,
 174                       vlc_value_t, vlc_value_t, void * );
 175
 176 /*****************************************************************************
 177  * DemuxOpen:
 178  *****************************************************************************/
 179 static int Open( vlc_object_t *p_this )
 180 {
 181     demux_t     *p_demux = (demux_t*)p_this;
 182     demux_sys_t *p_sys;
 183     dvdnav_t    *p_dvdnav;
 184     int         i_angle;
 185     char        *psz_name;
 186     char        *psz_code;
 187
 188     if( !p_demux->psz_path || !*p_demux->psz_path )
 189     {
 190         /* Only when selected */
 191         if( !p_demux->psz_access || !*p_demux->psz_access )
 192             return VLC_EGENERIC;
 193
 194         psz_name = var_CreateGetString( p_this, "dvd" );
 195         if( !psz_name )
 196         {
 197             psz_name = strdup("");
 198         }
 199     }
 200     else
 201         psz_name = ToLocaleDup( p_demux->psz_path );
 202
 203 #ifdef WIN32
 204     /* Remove trailing backslash, otherwise dvdnav_open will fail */
 205     if( *psz_name && *(psz_name + strlen(psz_name) - 1) == '\\' )
 206     {
 207         *(psz_name + strlen(psz_name) - 1) = '\0';
 208     }
 209 #endif
 210     decode_URI( psz_name );
 211
 212     /* Try some simple probing to avoid going through dvdnav_open too often */
 213     if( ProbeDVD( p_demux, psz_name ) != VLC_SUCCESS )
 214     {
 215         free( psz_name );
 216         return VLC_EGENERIC;
 217     }
 218
 219     /* Open dvdnav */
 220     if( dvdnav_open( &p_dvdnav, psz_name ) != DVDNAV_STATUS_OK )
 221     {
 222         msg_Warn( p_demux, "cannot open dvdnav" );
 223         free( psz_name );
 224         return VLC_EGENERIC;
 225     }
 226     free( psz_name );
 227
 228     /* Fill p_demux field */
 229     DEMUX_INIT_COMMON(); p_sys = p_demux->p_sys;
 230     p_sys->dvdnav = p_dvdnav;
 231     p_sys->b_reset_pcr = false;
 232
 233     ps_track_init( p_sys->tk );
 234     p_sys->i_mux_rate = 0;
 235     p_sys->i_pgc_length = 0;
 236     p_sys->b_spu_change = false;
 237     p_sys->i_vobu_index = 0;
 238     p_sys->i_vobu_flush = 0;
 239
 240     if( 1 )
 241     {
 242         // Hack for libdvdnav CVS.
 243         // Without it dvdnav_get_number_of_titles() fails.
 244         // Remove when fixed in libdvdnav CVS.
 245         uint8_t buffer[DVD_VIDEO_LB_LEN];
 246         int i_event, i_len;
 247
 248         if( dvdnav_get_next_block( p_sys->dvdnav, buffer, &i_event, &i_len )
 249               == DVDNAV_STATUS_ERR )
 250         {
 251             msg_Warn( p_demux, "dvdnav_get_next_block failed" );
 252         }
 253
 254         dvdnav_sector_search( p_sys->dvdnav, 0, SEEK_SET );
 255     }
 256
 257     /* Configure dvdnav */
 258     if( dvdnav_set_readahead_flag( p_sys->dvdnav, DVD_READ_CACHE ) !=
 259           DVDNAV_STATUS_OK )
 260     {
 261         msg_Warn( p_demux, "cannot set read-a-head flag" );
 262     }
 263
 264     if( dvdnav_set_PGC_positioning_flag( p_sys->dvdnav, 1 ) !=
 265           DVDNAV_STATUS_OK )
 266     {
 267         msg_Warn( p_demux, "cannot set PGC positioning flag" );
 268     }
 269
 270     /* Set menu language
 271      * XXX A menu-language may be better than sub-language */
 272     psz_code = DemuxGetLanguageCode( p_demux, "sub-language" );
 273     if( dvdnav_menu_language_select( p_sys->dvdnav, psz_code ) !=
 274         DVDNAV_STATUS_OK )
 275     {
 276         msg_Warn( p_demux, "can't set menu language to '%s' (%s)",
 277                   psz_code, dvdnav_err_to_string( p_sys->dvdnav ) );
 278         /* We try to fall back to 'en' */
 279         if( strcmp( psz_code, LANGUAGE_DEFAULT ) )
 280             dvdnav_menu_language_select( p_sys->dvdnav, (char*)LANGUAGE_DEFAULT );
 281     }
 282     free( psz_code );
 283
 284     /* Set audio language */
 285     psz_code = DemuxGetLanguageCode( p_demux, "audio-language" );
 286     if( dvdnav_audio_language_select( p_sys->dvdnav, psz_code ) !=
 287         DVDNAV_STATUS_OK )
 288     {
 289         msg_Warn( p_demux, "can't set audio language to '%s' (%s)",
 290                   psz_code, dvdnav_err_to_string( p_sys->dvdnav ) );
 291         /* We try to fall back to 'en' */
 292         if( strcmp( psz_code, LANGUAGE_DEFAULT ) )
 293             dvdnav_audio_language_select( p_sys->dvdnav, (char*)LANGUAGE_DEFAULT );
 294     }
 295     free( psz_code );
 296
 297     /* Set spu language */
 298     psz_code = DemuxGetLanguageCode( p_demux, "sub-language" );
 299     if( dvdnav_spu_language_select( p_sys->dvdnav, psz_code ) !=
 300         DVDNAV_STATUS_OK )
 301     {
 302         msg_Warn( p_demux, "can't set spu language to '%s' (%s)",
 303                   psz_code, dvdnav_err_to_string( p_sys->dvdnav ) );
 304         /* We try to fall back to 'en' */
 305         if( strcmp( psz_code, LANGUAGE_DEFAULT ) )
 306             dvdnav_spu_language_select(p_sys->dvdnav, (char*)LANGUAGE_DEFAULT );
 307     }
 308     free( psz_code );
 309
 310     DemuxTitles( p_demux );
 311
 312     if( var_CreateGetBool( p_demux, "dvdnav-menu" ) )
 313     {
 314         msg_Dbg( p_demux, "trying to go to dvd menu" );
 315
 316         if( dvdnav_title_play( p_sys->dvdnav, 1 ) != DVDNAV_STATUS_OK )
 317         {
 318             msg_Err( p_demux, "cannot set title (can't decrypt DVD?)" );
 319             dialog_Fatal( p_demux, _("Playback failure"), "%s",
 320                             _("VLC cannot set the DVD's title. It possibly "
 321                               "cannot decrypt the entire disc.") );
 322             dvdnav_close( p_sys->dvdnav );
 323             free( p_sys );
 324             return VLC_EGENERIC;
 325         }
 326
 327         if( dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Title ) !=
 328             DVDNAV_STATUS_OK )
 329         {
 330             /* Try going to menu root */
 331             if( dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Root ) !=
 332                 DVDNAV_STATUS_OK )
 333                     msg_Warn( p_demux, "cannot go to dvd menu" );
 334         }
 335     }
 336
 337     i_angle = var_CreateGetInteger( p_demux, "dvdnav-angle" );
 338     if( i_angle <= 0 ) i_angle = 1;
 339
 340     /* Update default_pts to a suitable value for dvdnav access */
 341     var_Create( p_demux, "dvdnav-caching", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
 342
 343     /* FIXME hack hack hack hack FIXME */
 344     /* Get p_input and create variable */
 345     p_sys->p_input = demux_GetParentInput( p_demux );
 346     var_Create( p_sys->p_input, "x-start", VLC_VAR_INTEGER );
 347     var_Create( p_sys->p_input, "y-start", VLC_VAR_INTEGER );
 348     var_Create( p_sys->p_input, "x-end", VLC_VAR_INTEGER );
 349     var_Create( p_sys->p_input, "y-end", VLC_VAR_INTEGER );
 350     var_Create( p_sys->p_input, "color", VLC_VAR_ADDRESS );
 351     var_Create( p_sys->p_input, "menu-palette", VLC_VAR_ADDRESS );
 352     var_Create( p_sys->p_input, "highlight", VLC_VAR_BOOL );
 353     var_Create( p_sys->p_input, "highlight-mutex", VLC_VAR_MUTEX );
 354
 355     /* catch all key event */
 356     var_AddCallback( p_demux->p_libvlc, "key-action", EventKey, p_demux );
 357     /* catch vout creation event */
 358     var_AddCallback( p_sys->p_input, "intf-event", EventIntf, p_demux );
 359
 360     p_sys->still.b_enabled = false;
 361     vlc_mutex_init( &p_sys->still.lock );
 362     if( !vlc_timer_create( &p_sys->still.timer, StillTimer, p_sys ) )
 363         p_sys->still.b_created = true;
 364
 365     return VLC_SUCCESS;
 366 }
 367
 368 /*****************************************************************************
 369  * Close:
 370  *****************************************************************************/
 371 static void Close( vlc_object_t *p_this )
 372 {
 373     demux_t     *p_demux = (demux_t*)p_this;
 374     demux_sys_t *p_sys = p_demux->p_sys;
 375     int i;
 376
 377     /* Stop vout event handler */
 378     var_DelCallback( p_sys->p_input, "intf-event", EventIntf, p_demux );
 379     if( p_sys->p_vout != NULL )
 380     {   /* Should not happen, but better be safe than sorry. */
 381         msg_Warn( p_sys->p_vout, "removing dangling mouse DVD callbacks" );
 382         var_DelCallback( p_sys->p_vout, "mouse-moved", EventMouse, p_demux );
 383         var_DelCallback( p_sys->p_vout, "mouse-clicked", EventMouse, p_demux );
 384     }
 385
 386     /* Stop key event handler (FIXME: should really be per-vout too) */
 387     var_DelCallback( p_demux->p_libvlc, "key-action", EventKey, p_demux );
 388
 389     /* Stop still image handler */
 390     if( p_sys->still.b_created )
 391         vlc_timer_destroy( p_sys->still.timer );
 392     vlc_mutex_destroy( &p_sys->still.lock );
 393
 394     var_Destroy( p_sys->p_input, "highlight-mutex" );
 395     var_Destroy( p_sys->p_input, "highlight" );
 396     var_Destroy( p_sys->p_input, "x-start" );
 397     var_Destroy( p_sys->p_input, "x-end" );
 398     var_Destroy( p_sys->p_input, "y-start" );
 399     var_Destroy( p_sys->p_input, "y-end" );
 400     var_Destroy( p_sys->p_input, "color" );
 401     var_Destroy( p_sys->p_input, "menu-palette" );
 402
 403     vlc_object_release( p_sys->p_input );
 404
 405     for( i = 0; i < PS_TK_COUNT; i++ )
 406     {
 407         ps_track_t *tk = &p_sys->tk[i];
 408         if( tk->b_seen )
 409         {
 410             es_format_Clean( &tk->fmt );
 411             if( tk->es ) es_out_Del( p_demux->out, tk->es );
 412         }
 413     }
 414
 415     dvdnav_close( p_sys->dvdnav );
 416     free( p_sys );
 417 }
 418
 419 /*****************************************************************************
 420  * Control:
 421  *****************************************************************************/
 422 static int Control( demux_t *p_demux, int i_query, va_list args )
 423 {
 424     demux_sys_t *p_sys = p_demux->p_sys;
 425     input_title_t ***ppp_title;
 426     int i;
 427
 428     switch( i_query )
 429     {
 430         case DEMUX_SET_POSITION:
 431         case DEMUX_GET_POSITION:
 432         case DEMUX_GET_TIME:
 433         case DEMUX_GET_LENGTH:
 434         {
 435             uint32_t pos, len;
 436             if( dvdnav_get_position( p_sys->dvdnav, &pos, &len ) !=
 437                   DVDNAV_STATUS_OK || len == 0 )
 438             {
 439                 return VLC_EGENERIC;
 440             }
 441
 442             switch( i_query )
 443             {
 444             case DEMUX_GET_POSITION:
 445                 *va_arg( args, double* ) = (double)pos / (double)len;
 446                 return VLC_SUCCESS;
 447
 448             case DEMUX_SET_POSITION:
 449                 pos = va_arg( args, double ) * len;
 450                 if( dvdnav_sector_search( p_sys->dvdnav, pos, SEEK_SET ) ==
 451                       DVDNAV_STATUS_OK )
 452                 {
 453                     return VLC_SUCCESS;
 454                 }
 455                 break;
 456
 457             case DEMUX_GET_TIME:
 458                 if( p_sys->i_pgc_length > 0 )
 459                 {
 460                     *va_arg( args, int64_t * ) = p_sys->i_pgc_length*pos/len;
 461                     return VLC_SUCCESS;
 462                 }
 463                 break;
 464
 465             case DEMUX_GET_LENGTH:
 466                 if( p_sys->i_pgc_length > 0 )
 467                 {
 468                     *va_arg( args, int64_t * ) = (int64_t)p_sys->i_pgc_length;
 469                     return VLC_SUCCESS;
 470                 }
 471                 break;
 472             }
 473             return VLC_EGENERIC;
 474         }
 475
 476         /* Special for access_demux */
 477         case DEMUX_CAN_PAUSE:
 478         case DEMUX_CAN_SEEK:
 479         case DEMUX_CAN_CONTROL_PACE:
 480             /* TODO */
 481             *va_arg( args, bool * ) = true;
 482             return VLC_SUCCESS;
 483
 484         case DEMUX_SET_PAUSE_STATE:
 485             return VLC_SUCCESS;
 486
 487         case DEMUX_GET_TITLE_INFO:
 488             ppp_title = va_arg( args, input_title_t*** );
 489             *va_arg( args, int* ) = p_sys->i_title;
 490             *va_arg( args, int* ) = 0; /* Title offset */
 491             *va_arg( args, int* ) = 1; /* Chapter offset */
 492
 493             /* Duplicate title infos */
 494             *ppp_title = malloc( sizeof( input_title_t ** ) * p_sys->i_title );
 495             for( i = 0; i < p_sys->i_title; i++ )
 496             {
 497                 (*ppp_title)[i] = vlc_input_title_Duplicate( p_sys->title[i] );
 498             }
 499             return VLC_SUCCESS;
 500
 501         case DEMUX_SET_TITLE:
 502             i = (int)va_arg( args, int );
 503             if( ( i == 0 && dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Root )
 504                   != DVDNAV_STATUS_OK ) ||
 505                 ( i != 0 && dvdnav_title_play( p_sys->dvdnav, i )
 506                   != DVDNAV_STATUS_OK ) )
 507             {
 508                 msg_Warn( p_demux, "cannot set title/chapter" );
 509                 return VLC_EGENERIC;
 510             }
 511             p_demux->info.i_update |=
 512                 INPUT_UPDATE_TITLE | INPUT_UPDATE_SEEKPOINT;
 513             p_demux->info.i_title = i;
 514             p_demux->info.i_seekpoint = 0;
 515             return VLC_SUCCESS;
 516
 517         case DEMUX_SET_SEEKPOINT:
 518             i = va_arg( args, int );
 519             if( p_demux->info.i_title == 0 )
 520             {
 521                 static const int argtab[] = {
 522                     DVD_MENU_Escape,
 523                     DVD_MENU_Root,
 524                     DVD_MENU_Title,
 525                     DVD_MENU_Part,
 526                     DVD_MENU_Subpicture,
 527                     DVD_MENU_Audio,
 528                     DVD_MENU_Angle
 529                 };
 530                 enum { numargs = sizeof(argtab)/sizeof(int) };
 531                 if( (unsigned)i >= numargs || DVDNAV_STATUS_OK !=
 532                            dvdnav_menu_call(p_sys->dvdnav,argtab[i]) )
 533                     return VLC_EGENERIC;
 534             }
 535             else if( dvdnav_part_play( p_sys->dvdnav, p_demux->info.i_title,
 536                                        i + 1 ) != DVDNAV_STATUS_OK )
 537             {
 538                 msg_Warn( p_demux, "cannot set title/chapter" );
 539                 return VLC_EGENERIC;
 540             }
 541             p_demux->info.i_update |= INPUT_UPDATE_SEEKPOINT;
 542             p_demux->info.i_seekpoint = i;
 543             return VLC_SUCCESS;
 544
 545         case DEMUX_GET_PTS_DELAY:
 546             *va_arg( args, int64_t * )
 547                  = (int64_t)var_GetInteger( p_demux, "dvdnav-caching" ) *1000;
 548             return VLC_SUCCESS;
 549
 550         case DEMUX_GET_META:
 551         {
 552             const char *title_name = NULL;
 553
 554             dvdnav_get_title_string(p_sys->dvdnav, &title_name);
 555             if( (NULL != title_name) && ('\0' != title_name[0]) )
 556             {
 557                 vlc_meta_t *p_meta = (vlc_meta_t*)va_arg( args, vlc_meta_t* );
 558                 vlc_meta_Set( p_meta, vlc_meta_Title, title_name );
 559                 return VLC_SUCCESS;
 560             }
 561             return VLC_EGENERIC;
 562         }
 563
 564         /* TODO implement others */
 565         default:
 566             return VLC_EGENERIC;
 567     }
 568 }
 569
 570 static int ControlInternal( demux_t *p_demux, int i_query, ... )
 571 {
 572     va_list args;
 573     int     i_result;
 574
 575     va_start( args, i_query );
 576     i_result = Control( p_demux, i_query, args );
 577     va_end( args );
 578
 579     return i_result;
 580 }
 581 /*****************************************************************************
 582  * Demux:
 583  *****************************************************************************/
 584 static int Demux( demux_t *p_demux )
 585 {
 586     demux_sys_t *p_sys = p_demux->p_sys;
 587
 588     uint8_t buffer[DVD_VIDEO_LB_LEN];
 589     uint8_t *packet = buffer;
 590     int i_event;
 591     int i_len;
 592
 593 #if DVD_READ_CACHE
 594     if( dvdnav_get_next_cache_block( p_sys->dvdnav, &packet, &i_event, &i_len )
 595         == DVDNAV_STATUS_ERR )
 596 #else
 597     if( dvdnav_get_next_block( p_sys->dvdnav, packet, &i_event, &i_len )
 598         == DVDNAV_STATUS_ERR )
 599 #endif
 600     {
 601         msg_Warn( p_demux, "cannot get next block (%s)",
 602                   dvdnav_err_to_string( p_sys->dvdnav ) );
 603         if( p_demux->info.i_title == 0 )
 604         {
 605             msg_Dbg( p_demux, "jumping to first title" );
 606             return ControlInternal( p_demux, DEMUX_SET_TITLE, 1 ) == VLC_SUCCESS ? 1 : -1;
 607         }
 608         return -1;
 609     }
 610
 611     switch( i_event )
 612     {
 613     case DVDNAV_BLOCK_OK:   /* mpeg block */
 614         vlc_mutex_lock( &p_sys->still.lock );
 615         vlc_timer_schedule( p_sys->still.timer, false, 0, 0 );
 616         p_sys->still.b_enabled = false;
 617         vlc_mutex_unlock( &p_sys->still.lock );
 618         if( p_sys->b_reset_pcr )
 619         {
 620             es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
 621             p_sys->b_reset_pcr = false;
 622         }
 623         DemuxBlock( p_demux, packet, i_len );
 624         if( p_sys->i_vobu_index > 0 )
 625         {
 626             if( p_sys->i_vobu_flush == p_sys->i_vobu_index )
 627                 DemuxForceStill( p_demux );
 628             p_sys->i_vobu_index++;
 629         }
 630         break;
 631
 632     case DVDNAV_NOP:    /* Nothing */
 633         msg_Dbg( p_demux, "DVDNAV_NOP" );
 634         break;
 635
 636     case DVDNAV_STILL_FRAME:
 637     {
 638         dvdnav_still_event_t *event = (dvdnav_still_event_t*)packet;
 639         bool b_still_init = false;
 640
 641         vlc_mutex_lock( &p_sys->still.lock );
 642         if( !p_sys->still.b_enabled )
 643         {
 644             msg_Dbg( p_demux, "DVDNAV_STILL_FRAME" );
 645             msg_Dbg( p_demux, "     - length=0x%x", event->length );
 646             p_sys->still.b_enabled = true;
 647
 648             if( event->length != 0xff && p_sys->still.b_created )
 649             {
 650                 mtime_t delay = event->length * CLOCK_FREQ;
 651                 vlc_timer_schedule( p_sys->still.timer, false, delay, 0 );
 652             }
 653
 654             b_still_init = true;
 655         }
 656         vlc_mutex_unlock( &p_sys->still.lock );
 657
 658         if( b_still_init )
 659         {
 660             DemuxForceStill( p_demux );
 661             p_sys->b_reset_pcr = true;
 662         }
 663         msleep( 40000 );
 664         break;
 665     }
 666
 667     case DVDNAV_SPU_CLUT_CHANGE:
 668     {
 669         int i;
 670
 671         msg_Dbg( p_demux, "DVDNAV_SPU_CLUT_CHANGE" );
 672         /* Update color lookup table (16 *uint32_t in packet) */
 673         memcpy( p_sys->clut, packet, 16 * sizeof( uint32_t ) );
 674
 675         /* HACK to get the SPU tracks registered in the right order */
 676         for( i = 0; i < 0x1f; i++ )
 677         {
 678             if( dvdnav_spu_stream_to_lang( p_sys->dvdnav, i ) != 0xffff )
 679                 ESNew( p_demux, 0xbd20 + i );
 680         }
 681         /* END HACK */
 682         break;
 683     }
 684
 685     case DVDNAV_SPU_STREAM_CHANGE:
 686     {
 687         dvdnav_spu_stream_change_event_t *event =
 688             (dvdnav_spu_stream_change_event_t*)packet;
 689         int i;
 690
 691         msg_Dbg( p_demux, "DVDNAV_SPU_STREAM_CHANGE" );
 692         msg_Dbg( p_demux, "     - physical_wide=%d",
 693                  event->physical_wide );
 694         msg_Dbg( p_demux, "     - physical_letterbox=%d",
 695                  event->physical_letterbox);
 696         msg_Dbg( p_demux, "     - physical_pan_scan=%d",
 697                  event->physical_pan_scan );
 698
 699         ESSubtitleUpdate( p_demux );
 700         p_sys->b_spu_change = true;
 701
 702         /* HACK to get the SPU tracks registered in the right order */
 703         for( i = 0; i < 0x1f; i++ )
 704         {
 705             if( dvdnav_spu_stream_to_lang( p_sys->dvdnav, i ) != 0xffff )
 706                 ESNew( p_demux, 0xbd20 + i );
 707         }
 708         /* END HACK */
 709         break;
 710     }
 711
 712     case DVDNAV_AUDIO_STREAM_CHANGE:
 713     {
 714         dvdnav_audio_stream_change_event_t *event =
 715             (dvdnav_audio_stream_change_event_t*)packet;
 716         msg_Dbg( p_demux, "DVDNAV_AUDIO_STREAM_CHANGE" );
 717         msg_Dbg( p_demux, "     - physical=%d", event->physical );
 718         /* TODO */
 719         break;
 720     }
 721
 722     case DVDNAV_VTS_CHANGE:
 723     {
 724         int32_t i_title = 0;
 725         int32_t i_part  = 0;
 726         int i;
 727
 728         dvdnav_vts_change_event_t *event = (dvdnav_vts_change_event_t*)packet;
 729         msg_Dbg( p_demux, "DVDNAV_VTS_CHANGE" );
 730         msg_Dbg( p_demux, "     - vtsN=%d", event->new_vtsN );
 731         msg_Dbg( p_demux, "     - domain=%d", event->new_domain );
 732
 733         /* reset PCR */
 734         es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
 735
 736         for( i = 0; i < PS_TK_COUNT; i++ )
 737         {
 738             ps_track_t *tk = &p_sys->tk[i];
 739             if( tk->b_seen )
 740             {
 741                 es_format_Clean( &tk->fmt );
 742                 if( tk->es ) es_out_Del( p_demux->out, tk->es );
 743             }
 744             tk->b_seen = false;
 745         }
 746
 747         if( dvdnav_current_title_info( p_sys->dvdnav, &i_title,
 748                                        &i_part ) == DVDNAV_STATUS_OK )
 749         {
 750             if( i_title >= 0 && i_title < p_sys->i_title &&
 751                 p_demux->info.i_title != i_title )
 752             {
 753                 p_demux->info.i_update |= INPUT_UPDATE_TITLE;
 754                 p_demux->info.i_title = i_title;
 755             }
 756         }
 757         break;
 758     }
 759
 760     case DVDNAV_CELL_CHANGE:
 761     {
 762         int32_t i_title = 0;
 763         int32_t i_part  = 0;
 764
 765         dvdnav_cell_change_event_t *event =
 766             (dvdnav_cell_change_event_t*)packet;
 767         msg_Dbg( p_demux, "DVDNAV_CELL_CHANGE" );
 768         msg_Dbg( p_demux, "     - cellN=%d", event->cellN );
 769         msg_Dbg( p_demux, "     - pgN=%d", event->pgN );
 770         msg_Dbg( p_demux, "     - cell_length=%"PRId64, event->cell_length );
 771         msg_Dbg( p_demux, "     - pg_length=%"PRId64, event->pg_length );
 772         msg_Dbg( p_demux, "     - pgc_length=%"PRId64, event->pgc_length );
 773         msg_Dbg( p_demux, "     - cell_start=%"PRId64, event->cell_start );
 774         msg_Dbg( p_demux, "     - pg_start=%"PRId64, event->pg_start );
 775
 776         /* Store the lenght in time of the current PGC */
 777         p_sys->i_pgc_length = event->pgc_length / 90 * 1000;
 778         p_sys->i_vobu_index = 0;
 779         p_sys->i_vobu_flush = 0;
 780
 781         /* FIXME is it correct or there is better way to know chapter change */
 782         if( dvdnav_current_title_info( p_sys->dvdnav, &i_title,
 783                                        &i_part ) == DVDNAV_STATUS_OK )
 784         {
 785             if( i_title >= 0 && i_title < p_sys->i_title &&
 786                 i_part >= 1 && i_part <= p_sys->title[i_title]->i_seekpoint &&
 787                 p_demux->info.i_seekpoint != i_part - 1 )
 788             {
 789                 p_demux->info.i_update |= INPUT_UPDATE_SEEKPOINT;
 790                 p_demux->info.i_seekpoint = i_part - 1;
 791             }
 792         }
 793         break;
 794     }
 795
 796     case DVDNAV_NAV_PACKET:
 797     {
 798         p_sys->i_vobu_index = 1;
 799         p_sys->i_vobu_flush = 0;
 800
 801         /* Look if we have need to force a flush (and when) */
 802         const pci_gi_t *p_pci_gi = &dvdnav_get_current_nav_pci( p_sys->dvdnav )->pci_gi;
 803         if( p_pci_gi->vobu_se_e_ptm != 0 && p_pci_gi->vobu_se_e_ptm < p_pci_gi->vobu_e_ptm )
 804         {
 805             const dsi_gi_t *p_dsi_gi = &dvdnav_get_current_nav_dsi( p_sys->dvdnav )->dsi_gi;
 806             if( p_dsi_gi->vobu_3rdref_ea != 0 )
 807                 p_sys->i_vobu_flush = p_dsi_gi->vobu_3rdref_ea;
 808             else if( p_dsi_gi->vobu_2ndref_ea != 0 )
 809                 p_sys->i_vobu_flush = p_dsi_gi->vobu_2ndref_ea;
 810             else if( p_dsi_gi->vobu_1stref_ea != 0 )
 811                 p_sys->i_vobu_flush = p_dsi_gi->vobu_1stref_ea;
 812         }
 813
 814 #ifdef DVDNAV_DEBUG
 815         msg_Dbg( p_demux, "DVDNAV_NAV_PACKET" );
 816 #endif
 817         /* A lot of thing to do here :
 818          *  - handle packet
 819          *  - fetch pts (for time display)
 820          *  - ...
 821          */
 822         DemuxBlock( p_demux, packet, i_len );
 823         if( p_sys->b_spu_change )
 824         {
 825             ButtonUpdate( p_demux, false );
 826             p_sys->b_spu_change = false;
 827         }
 828         break;
 829     }
 830
 831     case DVDNAV_STOP:   /* EOF */
 832         msg_Dbg( p_demux, "DVDNAV_STOP" );
 833
 834 #if DVD_READ_CACHE
 835         dvdnav_free_cache_block( p_sys->dvdnav, packet );
 836 #endif
 837         return 0;
 838
 839     case DVDNAV_HIGHLIGHT:
 840     {
 841         dvdnav_highlight_event_t *event = (dvdnav_highlight_event_t*)packet;
 842         msg_Dbg( p_demux, "DVDNAV_HIGHLIGHT" );
 843         msg_Dbg( p_demux, "     - display=%d", event->display );
 844         msg_Dbg( p_demux, "     - buttonN=%d", event->buttonN );
 845         ButtonUpdate( p_demux, false );
 846         break;
 847     }
 848
 849     case DVDNAV_HOP_CHANNEL:
 850         msg_Dbg( p_demux, "DVDNAV_HOP_CHANNEL" );
 851         p_sys->i_vobu_index = 0;
 852         p_sys->i_vobu_flush = 0;
 853         es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
 854         break;
 855
 856     case DVDNAV_WAIT:
 857         msg_Dbg( p_demux, "DVDNAV_WAIT" );
 858
 859         bool b_empty;
 860         es_out_Control( p_demux->out, ES_OUT_GET_EMPTY, &b_empty );
 861         if( !b_empty )
 862         {
 863             msleep( 40*1000 );
 864         }
 865         else
 866         {
 867             dvdnav_wait_skip( p_sys->dvdnav );
 868             p_sys->b_reset_pcr = true;
 869         }
 870         break;
 871
 872     default:
 873         msg_Warn( p_demux, "Unknown event (0x%x)", i_event );
 874         break;
 875     }
 876
 877 #if DVD_READ_CACHE
 878     dvdnav_free_cache_block( p_sys->dvdnav, packet );
 879 #endif
 880
 881     return 1;
 882 }
 883
 884 /* Get a 2 char code
 885  * FIXME: partiallyy duplicated from src/input/es_out.c
 886  */
 887 static char *DemuxGetLanguageCode( demux_t *p_demux, const char *psz_var )
 888 {
 889     const iso639_lang_t *pl;
 890     char *psz_lang;
 891     char *p;
 892
 893     psz_lang = var_CreateGetString( p_demux, psz_var );
 894     if( !psz_lang )
 895         return strdup(LANGUAGE_DEFAULT);
 896
 897     /* XXX: we will use only the first value
 898      * (and ignore other ones in case of a list) */
 899     if( ( p = strchr( psz_lang, ',' ) ) )
 900         *p = '\0';
 901
 902     for( pl = p_languages; pl->psz_eng_name != NULL; pl++ )
 903     {
 904         if( *psz_lang == '\0' )
 905             continue;
 906         if( !strcasecmp( pl->psz_eng_name, psz_lang ) ||
 907             !strcasecmp( pl->psz_native_name, psz_lang ) ||
 908             !strcasecmp( pl->psz_iso639_1, psz_lang ) ||
 909             !strcasecmp( pl->psz_iso639_2T, psz_lang ) ||
 910             !strcasecmp( pl->psz_iso639_2B, psz_lang ) )
 911             break;
 912     }
 913
 914     free( psz_lang );
 915
 916     if( pl->psz_eng_name != NULL )
 917         return strdup( pl->psz_iso639_1 );
 918
 919     return strdup(LANGUAGE_DEFAULT);
 920 }
 921
 922 static void DemuxTitles( demux_t *p_demux )
 923 {
 924     demux_sys_t *p_sys = p_demux->p_sys;
 925     input_title_t *t;
 926     seekpoint_t *s;
 927     int32_t i_titles;
 928     int i;
 929
 930     /* Menu */
 931     t = vlc_input_title_New();
 932     t->b_menu = true;
 933     t->psz_name = strdup( "DVD Menu" );
 934
 935     s = vlc_seekpoint_New();
 936     s->psz_name = strdup( "Resume" );
 937     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 938
 939     s = vlc_seekpoint_New();
 940     s->psz_name = strdup( "Root" );
 941     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 942
 943     s = vlc_seekpoint_New();
 944     s->psz_name = strdup( "Title" );
 945     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 946
 947     s = vlc_seekpoint_New();
 948     s->psz_name = strdup( "Chapter" );
 949     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 950
 951     s = vlc_seekpoint_New();
 952     s->psz_name = strdup( "Subtitle" );
 953     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 954
 955     s = vlc_seekpoint_New();
 956     s->psz_name = strdup( "Audio" );
 957     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 958
 959     s = vlc_seekpoint_New();
 960     s->psz_name = strdup( "Angle" );
 961     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 962
 963     TAB_APPEND( p_sys->i_title, p_sys->title, t );
 964
 965     /* Find out number of titles/chapters */
 966     dvdnav_get_number_of_titles( p_sys->dvdnav, &i_titles );
 967     for( i = 1; i <= i_titles; i++ )
 968     {
 969         int32_t i_chapters = 0;
 970         int j;
 971
 972         dvdnav_get_number_of_parts( p_sys->dvdnav, i, &i_chapters );
 973
 974         t = vlc_input_title_New();
 975         for( j = 0; j < __MAX( i_chapters, 1 ); j++ )
 976         {
 977             s = vlc_seekpoint_New();
 978             TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 979         }
 980
 981         TAB_APPEND( p_sys->i_title, p_sys->title, t );
 982     }
 983 }
 984
 985 /*****************************************************************************
 986  * Update functions:
 987  *****************************************************************************/
 988 static void ButtonUpdate( demux_t *p_demux, bool b_mode )
 989 {
 990     demux_sys_t *p_sys = p_demux->p_sys;
 991     vlc_value_t val;
 992     int32_t i_title, i_part;
 993
 994     dvdnav_current_title_info( p_sys->dvdnav, &i_title, &i_part );
 995
 996     if( var_Get( p_sys->p_input, "highlight-mutex", &val ) == VLC_SUCCESS )
 997     {
 998         vlc_mutex_t *p_mutex = val.p_address;
 999         dvdnav_highlight_area_t hl;
1000         int32_t i_button;
1001         bool    b_button_ok;
1002
1003         if( dvdnav_get_current_highlight( p_sys->dvdnav, &i_button )
1004             != DVDNAV_STATUS_OK )
1005         {
1006             msg_Err( p_demux, "dvdnav_get_current_highlight failed" );
1007             return;
1008         }
1009
1010         b_button_ok = false;
1011         if( i_button > 0 && i_title ==  0 )
1012         {
1013             pci_t *pci = dvdnav_get_current_nav_pci( p_sys->dvdnav );
1014
1015             b_button_ok = DVDNAV_STATUS_OK ==
1016                       dvdnav_get_highlight_area( pci, i_button, b_mode, &hl );
1017         }
1018
1019         if( b_button_ok )
1020         {
1021             int i;
1022             for( i = 0; i < 4; i++ )
1023             {
1024                 uint32_t i_yuv = p_sys->clut[(hl.palette>>(16+i*4))&0x0f];
1025                 uint8_t i_alpha = ( (hl.palette>>(i*4))&0x0f ) * 0xff / 0xf;
1026
1027                 p_sys->palette[i][0] = (i_yuv >> 16) & 0xff;
1028                 p_sys->palette[i][1] = (i_yuv >> 0) & 0xff;
1029                 p_sys->palette[i][2] = (i_yuv >> 8) & 0xff;
1030                 p_sys->palette[i][3] = i_alpha;
1031             }
1032
1033             vlc_mutex_lock( p_mutex );
1034             var_SetInteger( p_sys->p_input, "x-start", hl.sx );
1035             var_SetInteger( p_sys->p_input, "x-end",  hl.ex );
1036             var_SetInteger( p_sys->p_input, "y-start", hl.sy );
1037             var_SetInteger( p_sys->p_input, "y-end", hl.ey );
1038
1039             var_SetAddress( p_sys->p_input, "menu-palette", p_sys->palette );
1040
1041             var_SetBool( p_sys->p_input, "highlight", true );
1042             vlc_mutex_unlock( p_mutex );
1043
1044             msg_Dbg( p_demux, "buttonUpdate %d", i_button );
1045         }
1046         else
1047         {
1048             msg_Dbg( p_demux, "buttonUpdate not done b=%d t=%d",
1049                      i_button, i_title );
1050
1051             /* Show all */
1052             vlc_mutex_lock( p_mutex );
1053             var_SetBool( p_sys->p_input, "highlight", false );
1054             vlc_mutex_unlock( p_mutex );
1055         }
1056     }
1057 }
1058
1059 static void ESSubtitleUpdate( demux_t *p_demux )
1060 {
1061     demux_sys_t *p_sys = p_demux->p_sys;
1062     int         i_spu = dvdnav_get_active_spu_stream( p_sys->dvdnav );
1063     int32_t i_title, i_part;
1064
1065     ButtonUpdate( p_demux, false );
1066
1067     dvdnav_current_title_info( p_sys->dvdnav, &i_title, &i_part );
1068     if( i_title > 0 ) return;
1069
1070     if( i_spu >= 0 && i_spu <= 0x1f )
1071     {
1072         ps_track_t *tk = &p_sys->tk[PS_ID_TO_TK(0xbd20 + i_spu)];
1073
1074         ESNew( p_demux, 0xbd20 + i_spu );
1075
1076         /* be sure to unselect it (reset) */
1077         es_out_Control( p_demux->out, ES_OUT_SET_ES_STATE, tk->es,
1078                         (bool)false );
1079
1080         /* now select it */
1081         es_out_Control( p_demux->out, ES_OUT_SET_ES, tk->es );
1082     }
1083     else
1084     {
1085         for( i_spu = 0; i_spu <= 0x1F; i_spu++ )
1086         {
1087             ps_track_t *tk = &p_sys->tk[PS_ID_TO_TK(0xbd20 + i_spu)];
1088             if( tk->b_seen )
1089             {
1090                 es_out_Control( p_demux->out, ES_OUT_SET_ES_STATE, tk->es,
1091                                 (bool)false );
1092             }
1093         }
1094     }
1095 }
1096
1097 /*****************************************************************************
1098  * DemuxBlock: demux a given block
1099  *****************************************************************************/
1100 static int DemuxBlock( demux_t *p_demux, const uint8_t *pkt, int i_pkt )
1101 {
1102     demux_sys_t *p_sys = p_demux->p_sys;
1103     const uint8_t     *p = pkt;
1104
1105     while( p < &pkt[i_pkt] )
1106     {
1107         int i_size = ps_pkt_size( p, &pkt[i_pkt] - p );
1108         block_t *p_pkt;
1109         if( i_size <= 0 )
1110         {
1111             break;
1112         }
1113
1114         /* Create a block */
1115         p_pkt = block_New( p_demux, i_size );
1116         memcpy( p_pkt->p_buffer, p, i_size);
1117
1118         /* Parse it and send it */
1119         switch( 0x100 | p[3] )
1120         {
1121         case 0x1b9:
1122         case 0x1bb:
1123         case 0x1bc:
1124 #ifdef DVDNAV_DEBUG
1125             if( p[3] == 0xbc )
1126             {
1127                 msg_Warn( p_demux, "received a PSM packet" );
1128             }
1129             else if( p[3] == 0xbb )
1130             {
1131                 msg_Warn( p_demux, "received a SYSTEM packet" );
1132             }
1133 #endif
1134             block_Release( p_pkt );
1135             break;
1136
1137         case 0x1ba:
1138         {
1139             int64_t i_scr;
1140             int i_mux_rate;
1141             if( !ps_pkt_parse_pack( p_pkt, &i_scr, &i_mux_rate ) )
1142             {
1143                 es_out_Control( p_demux->out, ES_OUT_SET_PCR, i_scr + 1 );
1144                 if( i_mux_rate > 0 ) p_sys->i_mux_rate = i_mux_rate;
1145             }
1146             block_Release( p_pkt );
1147             break;
1148         }
1149         default:
1150         {
1151             int i_id = ps_pkt_id( p_pkt );
1152             if( i_id >= 0xc0 )
1153             {
1154                 ps_track_t *tk = &p_sys->tk[PS_ID_TO_TK(i_id)];
1155
1156                 if( !tk->b_seen )
1157                 {
1158                     ESNew( p_demux, i_id );
1159                 }
1160                 if( tk->b_seen && tk->es &&
1161                     !ps_pkt_parse_pes( p_pkt, tk->i_skip ) )
1162                 {
1163                     es_out_Send( p_demux->out, tk->es, p_pkt );
1164                 }
1165                 else
1166                 {
1167                     block_Release( p_pkt );
1168                 }
1169             }
1170             else
1171             {
1172                 block_Release( p_pkt );
1173             }
1174             break;
1175         }
1176         }
1177
1178         p += i_size;
1179     }
1180
1181     return VLC_SUCCESS;
1182 }
1183
1184 /*****************************************************************************
1185  * Force still images to be displayed by sending EOS and stopping buffering.
1186  *****************************************************************************/
1187 static void DemuxForceStill( demux_t *p_demux )
1188 {
1189     static const uint8_t buffer[] = {
1190         0x00, 0x00, 0x01, 0xe0, 0x00, 0x07,
1191         0x80, 0x00, 0x00,
1192         0x00, 0x00, 0x01, 0xB7,
1193     };
1194     DemuxBlock( p_demux, buffer, sizeof(buffer) );
1195
1196     bool b_empty;
1197     es_out_Control( p_demux->out, ES_OUT_GET_EMPTY, &b_empty );
1198 }
1199
1200 /*****************************************************************************
1201  * ESNew: register a new elementary stream
1202  *****************************************************************************/
1203 static void ESNew( demux_t *p_demux, int i_id )
1204 {
1205     demux_sys_t *p_sys = p_demux->p_sys;
1206     ps_track_t  *tk = &p_sys->tk[PS_ID_TO_TK(i_id)];
1207     bool  b_select = false;
1208
1209     if( tk->b_seen ) return;
1210
1211     if( ps_track_fill( tk, 0, i_id ) )
1212     {
1213         msg_Warn( p_demux, "unknown codec for id=0x%x", i_id );
1214         return;
1215     }
1216
1217     /* Add a new ES */
1218     if( tk->fmt.i_cat == VIDEO_ES )
1219     {
1220         b_select = true;
1221     }
1222     else if( tk->fmt.i_cat == AUDIO_ES )
1223     {
1224         int i_audio = -1;
1225         /* find the audio number PLEASE find another way */
1226         if( (i_id&0xbdf8) == 0xbd88 )       /* dts */
1227         {
1228             i_audio = i_id&0x07;
1229         }
1230         else if( (i_id&0xbdf0) == 0xbd80 )  /* a52 */
1231         {
1232             i_audio = i_id&0xf;
1233         }
1234         else if( (i_id&0xbdf0) == 0xbda0 )  /* lpcm */
1235         {
1236             i_audio = i_id&0x1f;
1237         }
1238         else if( ( i_id&0xe0 ) == 0xc0 )    /* mpga */
1239         {
1240             i_audio = i_id&0x1f;
1241         }
1242         if( i_audio >= 0 )
1243         {
1244             int i_lang = dvdnav_audio_stream_to_lang( p_sys->dvdnav, i_audio );
1245             if( i_lang != 0xffff )
1246             {
1247                 tk->fmt.psz_language = malloc( 3 );
1248                 tk->fmt.psz_language[0] = (i_lang >> 8)&0xff;
1249                 tk->fmt.psz_language[1] = (i_lang     )&0xff;
1250                 tk->fmt.psz_language[2] = 0;
1251             }
1252             if( dvdnav_get_active_audio_stream( p_sys->dvdnav ) == i_audio )
1253             {
1254                 b_select = true;
1255             }
1256         }
1257     }
1258     else if( tk->fmt.i_cat == SPU_ES )
1259     {
1260         int32_t i_title, i_part;
1261         int i_lang = dvdnav_spu_stream_to_lang( p_sys->dvdnav, i_id&0x1f );
1262         if( i_lang != 0xffff )
1263         {
1264             tk->fmt.psz_language = malloc( 3 );
1265             tk->fmt.psz_language[0] = (i_lang >> 8)&0xff;
1266             tk->fmt.psz_language[1] = (i_lang     )&0xff;
1267             tk->fmt.psz_language[2] = 0;
1268         }
1269
1270         /* Palette */
1271         tk->fmt.subs.spu.palette[0] = 0xBeef;
1272         memcpy( &tk->fmt.subs.spu.palette[1], p_sys->clut,
1273                 16 * sizeof( uint32_t ) );
1274
1275         /* We select only when we are not in the menu */
1276         dvdnav_current_title_info( p_sys->dvdnav, &i_title, &i_part );
1277         if( i_title > 0 &&
1278             dvdnav_get_active_spu_stream( p_sys->dvdnav ) == (i_id&0x1f) )
1279         {
1280             b_select = true;
1281         }
1282     }
1283
1284     tk->es = es_out_Add( p_demux->out, &tk->fmt );
1285     if( b_select )
1286     {
1287         es_out_Control( p_demux->out, ES_OUT_SET_ES, tk->es );
1288     }
1289     tk->b_seen = true;
1290
1291     if( tk->fmt.i_cat == VIDEO_ES ) ButtonUpdate( p_demux, false );
1292 }
1293
1294 /*****************************************************************************
1295  * Still image end
1296  *****************************************************************************/
1297 static void StillTimer( void *p_data )
1298 {
1299     demux_sys_t    *p_sys = p_data;
1300
1301     vlc_mutex_lock( &p_sys->still.lock );
1302     if( likely(p_sys->still.b_enabled) )
1303     {
1304         p_sys->still.b_enabled = false;
1305         dvdnav_still_skip( p_sys->dvdnav );
1306     }
1307     vlc_mutex_unlock( &p_sys->still.lock );
1308 }
1309
1310 static int EventMouse( vlc_object_t *p_vout, char const *psz_var,
1311                        vlc_value_t oldval, vlc_value_t val, void *p_data )
1312 {
1313     demux_t *p_demux = p_data;
1314     demux_sys_t *p_sys = p_demux->p_sys;
1315
1316     /* FIXME? PCI usage thread safe? */
1317     pci_t *pci = dvdnav_get_current_nav_pci( p_sys->dvdnav );
1318     int x = val.coords.x;
1319     int y = val.coords.y;
1320
1321     if( psz_var[6] == 'm' ) /* mouse-moved */
1322         dvdnav_mouse_select( p_sys->dvdnav, pci, x, y );
1323     else
1324     {
1325         assert( psz_var[6] == 'c' ); /* mouse-clicked */
1326
1327         ButtonUpdate( p_demux, true );
1328         dvdnav_mouse_activate( p_sys->dvdnav, pci, x, y );
1329     }
1330     (void)p_vout;
1331     (void)oldval;
1332     return VLC_SUCCESS;
1333 }
1334
1335 static int EventKey( vlc_object_t *p_this, char const *psz_var,
1336                      vlc_value_t oldval, vlc_value_t newval, void *p_data )
1337 {
1338     demux_t *p_demux = p_data;
1339     demux_sys_t *p_sys = p_demux->p_sys;
1340
1341     /* FIXME: thread-safe ? */
1342     pci_t *pci = dvdnav_get_current_nav_pci( p_sys->dvdnav );
1343
1344     switch( newval.i_int )
1345     {
1346     case ACTIONID_NAV_LEFT:
1347         dvdnav_left_button_select( p_sys->dvdnav, pci );
1348         break;
1349     case ACTIONID_NAV_RIGHT:
1350         dvdnav_right_button_select( p_sys->dvdnav, pci );
1351         break;
1352     case ACTIONID_NAV_UP:
1353         dvdnav_upper_button_select( p_sys->dvdnav, pci );
1354         break;
1355     case ACTIONID_NAV_DOWN:
1356         dvdnav_lower_button_select( p_sys->dvdnav, pci );
1357         break;
1358     case ACTIONID_NAV_ACTIVATE:
1359         ButtonUpdate( p_demux, true );
1360         dvdnav_button_activate( p_sys->dvdnav, pci );
1361         break;
1362     }
1363
1364     (void)p_this;    (void)psz_var;    (void)oldval;
1365     return VLC_SUCCESS;
1366 }
1367
1368 static int EventIntf( vlc_object_t *p_input, char const *psz_var,
1369                       vlc_value_t oldval, vlc_value_t val, void *p_data )
1370 {
1371     demux_t *p_demux = p_data;
1372     demux_sys_t *p_sys = p_demux->p_sys;
1373
1374     if (val.i_int == INPUT_EVENT_VOUT)
1375     {
1376         vlc_object_t *p_vout;
1377
1378         p_vout = p_sys->p_vout;
1379         if( p_vout != NULL )
1380         {
1381             var_DelCallback( p_vout, "mouse-moved", EventMouse, p_demux );
1382             var_DelCallback( p_vout, "mouse-clicked", EventMouse, p_demux );
1383             vlc_object_release( p_vout );
1384         }
1385
1386         p_vout = (vlc_object_t *)input_GetVout( (input_thread_t *)p_input );
1387         p_sys->p_vout = p_vout;
1388         if( p_vout != NULL )
1389         {
1390             var_AddCallback( p_vout, "mouse-moved", EventMouse, p_demux );
1391             var_AddCallback( p_vout, "mouse-clicked", EventMouse, p_demux );
1392         }
1393     }
1394     (void) psz_var; (void) oldval;
1395     return VLC_SUCCESS;
1396 }
1397
1398 /*****************************************************************************
1399  * ProbeDVD: very weak probing that avoids going too often into a dvdnav_open()
1400  *****************************************************************************/
1401 static int ProbeDVD( demux_t *p_demux, char *psz_name )
1402 {
1403     (void)p_demux;
1404 #ifdef HAVE_SYS_STAT_H
1405     struct stat stat_info;
1406     uint8_t pi_anchor[2];
1407     int i_fd, i_ret;
1408
1409     if( !*psz_name )
1410     {
1411         /* Triggers libdvdcss autodetection */
1412         return VLC_SUCCESS;
1413     }
1414
1415     if( (i_fd = vlc_open( psz_name, O_RDONLY |O_NONBLOCK )) == -1 )
1416     {
1417         return VLC_SUCCESS; /* Let dvdnav_open() do the probing */
1418     }
1419
1420     i_ret = VLC_EGENERIC;
1421
1422     if( fstat( i_fd, &stat_info ) || !S_ISREG( stat_info.st_mode ) )
1423     {
1424         if( !S_ISFIFO( stat_info.st_mode ) )
1425             i_ret = VLC_SUCCESS; /* Let dvdnav_open() do the probing */
1426         goto bailout;
1427     }
1428
1429     /* Try to find the anchor (2 bytes at LBA 256) */
1430     if( lseek( i_fd, 256 * DVD_VIDEO_LB_LEN, SEEK_SET ) != -1
1431      && read( i_fd, pi_anchor, 2 ) == 2
1432      && GetWLE( pi_anchor ) == 2 )
1433         i_ret = VLC_SUCCESS; /* Found a potential anchor */
1434
1435 bailout:
1436     close( i_fd );
1437
1438     return i_ret;
1439 #else
1440
1441     return VLC_SUCCESS;
1442 #endif
1443 }