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
  40 #include <vlc_dialog.h>
  41
  42 #ifdef HAVE_UNISTD_H
  43 #   include <unistd.h>
  44 #endif
  45 #ifdef HAVE_SYS_TYPES_H
  46 #   include <sys/types.h>
  47 #endif
  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_aspect;
 143
 144     int           i_title;
 145     input_title_t **title;
 146
 147     /* lenght of program group chain */
 148     mtime_t     i_pgc_length;
 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
 155 static void DemuxTitles( demux_t * );
 156 static void ESSubtitleUpdate( demux_t * );
 157 static void ButtonUpdate( demux_t *, bool );
 158
 159 static void ESNew( demux_t *, int );
 160 static int ProbeDVD( demux_t *, char * );
 161
 162 static char *DemuxGetLanguageCode( demux_t *p_demux, const char *psz_var );
 163
 164 static int ControlInternal( demux_t *, int, ... );
 165
 166 static void StillTimer( void * );
 167
 168 static int EventKey( vlc_object_t *, char const *,
 169                      vlc_value_t, vlc_value_t, void * );
 170 static int EventMouse( vlc_object_t *, char const *,
 171                        vlc_value_t, vlc_value_t, void * );
 172 static int EventIntf( vlc_object_t *, char const *,
 173                       vlc_value_t, vlc_value_t, void * );
 174
 175 /*****************************************************************************
 176  * DemuxOpen:
 177  *****************************************************************************/
 178 static int Open( vlc_object_t *p_this )
 179 {
 180     demux_t     *p_demux = (demux_t*)p_this;
 181     demux_sys_t *p_sys;
 182     dvdnav_t    *p_dvdnav;
 183     int         i_angle;
 184     char        *psz_name;
 185     char        *psz_code;
 186     vlc_value_t val;
 187
 188     if( !p_demux->psz_path || !*p_demux->psz_path )
 189     {
 190         /* Only when selected */
 191         if( !p_this->b_force ) return VLC_EGENERIC;
 192
 193         psz_name = var_CreateGetString( p_this, "dvd" );
 194         if( !psz_name )
 195         {
 196             psz_name = strdup("");
 197         }
 198     }
 199     else
 200         psz_name = ToLocaleDup( p_demux->psz_path );
 201
 202 #ifdef WIN32
 203     if( psz_name[0] && psz_name[1] == ':' &&
 204         psz_name[2] == '\\' && psz_name[3] == '\0' ) psz_name[2] = '\0';
 205 #endif
 206
 207     /* Try some simple probing to avoid going through dvdnav_open too often */
 208     if( ProbeDVD( p_demux, psz_name ) != VLC_SUCCESS )
 209     {
 210         free( psz_name );
 211         return VLC_EGENERIC;
 212     }
 213
 214     /* Open dvdnav */
 215     if( dvdnav_open( &p_dvdnav, psz_name ) != DVDNAV_STATUS_OK )
 216     {
 217         msg_Warn( p_demux, "cannot open dvdnav" );
 218         free( psz_name );
 219         return VLC_EGENERIC;
 220     }
 221     free( psz_name );
 222
 223     /* Fill p_demux field */
 224     DEMUX_INIT_COMMON(); p_sys = p_demux->p_sys;
 225     p_sys->dvdnav = p_dvdnav;
 226     p_sys->b_reset_pcr = false;
 227
 228     ps_track_init( p_sys->tk );
 229     p_sys->i_aspect = -1;
 230     p_sys->i_mux_rate = 0;
 231     p_sys->i_pgc_length = 0;
 232     p_sys->b_spu_change = false;
 233
 234     if( 1 )
 235     {
 236         // Hack for libdvdnav CVS.
 237         // Without it dvdnav_get_number_of_titles() fails.
 238         // Remove when fixed in libdvdnav CVS.
 239         uint8_t buffer[DVD_VIDEO_LB_LEN];
 240         int i_event, i_len;
 241
 242         if( dvdnav_get_next_block( p_sys->dvdnav, buffer, &i_event, &i_len )
 243               == DVDNAV_STATUS_ERR )
 244         {
 245             msg_Warn( p_demux, "dvdnav_get_next_block failed" );
 246         }
 247
 248         dvdnav_sector_search( p_sys->dvdnav, 0, SEEK_SET );
 249     }
 250
 251     /* Configure dvdnav */
 252     if( dvdnav_set_readahead_flag( p_sys->dvdnav, DVD_READ_CACHE ) !=
 253           DVDNAV_STATUS_OK )
 254     {
 255         msg_Warn( p_demux, "cannot set read-a-head flag" );
 256     }
 257
 258     if( dvdnav_set_PGC_positioning_flag( p_sys->dvdnav, 1 ) !=
 259           DVDNAV_STATUS_OK )
 260     {
 261         msg_Warn( p_demux, "cannot set PGC positioning flag" );
 262     }
 263
 264     /* Set menu language
 265      * XXX A menu-language may be better than sub-language */
 266     psz_code = DemuxGetLanguageCode( p_demux, "sub-language" );
 267     if( dvdnav_menu_language_select( p_sys->dvdnav, psz_code ) !=
 268         DVDNAV_STATUS_OK )
 269     {
 270         msg_Warn( p_demux, "can't set menu language to '%s' (%s)",
 271                   psz_code, dvdnav_err_to_string( p_sys->dvdnav ) );
 272         /* We try to fall back to 'en' */
 273         if( strcmp( psz_code, LANGUAGE_DEFAULT ) )
 274             dvdnav_menu_language_select( p_sys->dvdnav, (char*)LANGUAGE_DEFAULT );
 275     }
 276     free( psz_code );
 277
 278     /* Set audio language */
 279     psz_code = DemuxGetLanguageCode( p_demux, "audio-language" );
 280     if( dvdnav_audio_language_select( p_sys->dvdnav, psz_code ) !=
 281         DVDNAV_STATUS_OK )
 282     {
 283         msg_Warn( p_demux, "can't set audio language to '%s' (%s)",
 284                   psz_code, dvdnav_err_to_string( p_sys->dvdnav ) );
 285         /* We try to fall back to 'en' */
 286         if( strcmp( psz_code, LANGUAGE_DEFAULT ) )
 287             dvdnav_audio_language_select( p_sys->dvdnav, (char*)LANGUAGE_DEFAULT );
 288     }
 289     free( psz_code );
 290
 291     /* Set spu language */
 292     psz_code = DemuxGetLanguageCode( p_demux, "sub-language" );
 293     if( dvdnav_spu_language_select( p_sys->dvdnav, psz_code ) !=
 294         DVDNAV_STATUS_OK )
 295     {
 296         msg_Warn( p_demux, "can't set spu language to '%s' (%s)",
 297                   psz_code, dvdnav_err_to_string( p_sys->dvdnav ) );
 298         /* We try to fall back to 'en' */
 299         if( strcmp( psz_code, LANGUAGE_DEFAULT ) )
 300             dvdnav_spu_language_select(p_sys->dvdnav, (char*)LANGUAGE_DEFAULT );
 301     }
 302     free( psz_code );
 303
 304     DemuxTitles( p_demux );
 305
 306     var_Create( p_demux, "dvdnav-menu", VLC_VAR_BOOL|VLC_VAR_DOINHERIT );
 307     var_Get( p_demux, "dvdnav-menu", &val );
 308     if( val.b_bool )
 309     {
 310         msg_Dbg( p_demux, "trying to go to dvd menu" );
 311
 312         if( dvdnav_title_play( p_sys->dvdnav, 1 ) != DVDNAV_STATUS_OK )
 313         {
 314             msg_Err( p_demux, "cannot set title (can't decrypt DVD?)" );
 315             dialog_Fatal( p_demux, _("Playback failure"), "%s",
 316                             _("VLC cannot set the DVD's title. It possibly "
 317                               "cannot decrypt the entire disc.") );
 318             dvdnav_close( p_sys->dvdnav );
 319             free( p_sys );
 320             return VLC_EGENERIC;
 321         }
 322
 323         if( dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Title ) !=
 324             DVDNAV_STATUS_OK )
 325         {
 326             /* Try going to menu root */
 327             if( dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Root ) !=
 328                 DVDNAV_STATUS_OK )
 329                     msg_Warn( p_demux, "cannot go to dvd menu" );
 330         }
 331     }
 332
 333     var_Create( p_demux, "dvdnav-angle", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
 334     var_Get( p_demux, "dvdnav-angle", &val );
 335     i_angle = val.i_int > 0 ? val.i_int : 1;
 336
 337     /* Update default_pts to a suitable value for dvdnav access */
 338     var_Create( p_demux, "dvdnav-caching", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
 339
 340     /* FIXME hack hack hack hack FIXME */
 341     /* Get p_input and create variable */
 342     p_sys->p_input = vlc_object_find( p_demux, VLC_OBJECT_INPUT, FIND_PARENT );
 343     var_Create( p_sys->p_input, "x-start", VLC_VAR_INTEGER );
 344     var_Create( p_sys->p_input, "y-start", VLC_VAR_INTEGER );
 345     var_Create( p_sys->p_input, "x-end", VLC_VAR_INTEGER );
 346     var_Create( p_sys->p_input, "y-end", VLC_VAR_INTEGER );
 347     var_Create( p_sys->p_input, "color", VLC_VAR_ADDRESS );
 348     var_Create( p_sys->p_input, "menu-palette", VLC_VAR_ADDRESS );
 349     var_Create( p_sys->p_input, "highlight", VLC_VAR_BOOL );
 350     var_Create( p_sys->p_input, "highlight-mutex", VLC_VAR_MUTEX );
 351
 352     /* catch all key event */
 353     var_AddCallback( p_demux->p_libvlc, "key-action", EventKey, p_demux );
 354     /* catch vout creation event */
 355     var_AddCallback( p_sys->p_input, "intf-event", EventIntf, p_demux );
 356
 357     p_sys->still.b_enabled = false;
 358     vlc_mutex_init( &p_sys->still.lock );
 359     if( !vlc_timer_create( &p_sys->still.timer, StillTimer, p_sys ) )
 360         p_sys->still.b_created = true;
 361
 362     return VLC_SUCCESS;
 363 }
 364
 365 /*****************************************************************************
 366  * Close:
 367  *****************************************************************************/
 368 static void Close( vlc_object_t *p_this )
 369 {
 370     demux_t     *p_demux = (demux_t*)p_this;
 371     demux_sys_t *p_sys = p_demux->p_sys;
 372     int i;
 373
 374     /* Stop vout event handler */
 375     var_DelCallback( p_sys->p_input, "intf-event", EventIntf, p_demux );
 376     if( p_sys->p_vout != NULL )
 377     {   /* Should not happen, but better be safe than sorry. */
 378         msg_Warn( p_sys->p_vout, "removing dangling mouse DVD callbacks" );
 379         var_DelCallback( p_sys->p_vout, "mouse-moved", EventMouse, p_demux );
 380         var_DelCallback( p_sys->p_vout, "mouse-clicked", EventMouse, p_demux );
 381     }
 382
 383     /* Stop key event handler (FIXME: should really be per-vout too) */
 384     var_DelCallback( p_demux->p_libvlc, "key-action", EventKey, p_demux );
 385
 386     /* Stop still image handler */
 387     if( p_sys->still.b_created )
 388         vlc_timer_destroy( p_sys->still.timer );
 389     vlc_mutex_destroy( &p_sys->still.lock );
 390
 391     var_Destroy( p_sys->p_input, "highlight-mutex" );
 392     var_Destroy( p_sys->p_input, "highlight" );
 393     var_Destroy( p_sys->p_input, "x-start" );
 394     var_Destroy( p_sys->p_input, "x-end" );
 395     var_Destroy( p_sys->p_input, "y-start" );
 396     var_Destroy( p_sys->p_input, "y-end" );
 397     var_Destroy( p_sys->p_input, "color" );
 398     var_Destroy( p_sys->p_input, "menu-palette" );
 399
 400     vlc_object_release( p_sys->p_input );
 401
 402     for( i = 0; i < PS_TK_COUNT; i++ )
 403     {
 404         ps_track_t *tk = &p_sys->tk[i];
 405         if( tk->b_seen )
 406         {
 407             es_format_Clean( &tk->fmt );
 408             if( tk->es ) es_out_Del( p_demux->out, tk->es );
 409         }
 410     }
 411
 412     dvdnav_close( p_sys->dvdnav );
 413     free( p_sys );
 414 }
 415
 416 /*****************************************************************************
 417  * Control:
 418  *****************************************************************************/
 419 static int Control( demux_t *p_demux, int i_query, va_list args )
 420 {
 421     demux_sys_t *p_sys = p_demux->p_sys;
 422     input_title_t ***ppp_title;
 423     int i;
 424
 425     switch( i_query )
 426     {
 427         case DEMUX_SET_POSITION:
 428         case DEMUX_GET_POSITION:
 429         case DEMUX_GET_TIME:
 430         case DEMUX_GET_LENGTH:
 431         {
 432             uint32_t pos, len;
 433             if( dvdnav_get_position( p_sys->dvdnav, &pos, &len ) !=
 434                   DVDNAV_STATUS_OK || len == 0 )
 435             {
 436                 return VLC_EGENERIC;
 437             }
 438
 439             switch( i_query )
 440             {
 441             case DEMUX_GET_POSITION:
 442                 *va_arg( args, double* ) = (double)pos / (double)len;
 443                 return VLC_SUCCESS;
 444
 445             case DEMUX_SET_POSITION:
 446                 pos = va_arg( args, double ) * len;
 447                 if( dvdnav_sector_search( p_sys->dvdnav, pos, SEEK_SET ) ==
 448                       DVDNAV_STATUS_OK )
 449                 {
 450                     return VLC_SUCCESS;
 451                 }
 452                 break;
 453
 454             case DEMUX_GET_TIME:
 455                 if( p_sys->i_pgc_length > 0 )
 456                 {
 457                     *va_arg( args, int64_t * ) = p_sys->i_pgc_length*pos/len;
 458                     return VLC_SUCCESS;
 459                 }
 460                 break;
 461
 462             case DEMUX_GET_LENGTH:
 463                 if( p_sys->i_pgc_length > 0 )
 464                 {
 465                     *va_arg( args, int64_t * ) = (int64_t)p_sys->i_pgc_length;
 466                     return VLC_SUCCESS;
 467                 }
 468                 break;
 469             }
 470             return VLC_EGENERIC;
 471         }
 472
 473         /* Special for access_demux */
 474         case DEMUX_CAN_PAUSE:
 475         case DEMUX_CAN_SEEK:
 476         case DEMUX_CAN_CONTROL_PACE:
 477             /* TODO */
 478             *va_arg( args, bool * ) = true;
 479             return VLC_SUCCESS;
 480
 481         case DEMUX_SET_PAUSE_STATE:
 482             return VLC_SUCCESS;
 483
 484         case DEMUX_GET_TITLE_INFO:
 485             ppp_title = va_arg( args, input_title_t*** );
 486             *va_arg( args, int* ) = p_sys->i_title;
 487             *va_arg( args, int* ) = 0; /* Title offset */
 488             *va_arg( args, int* ) = 1; /* Chapter offset */
 489
 490             /* Duplicate title infos */
 491             *ppp_title = malloc( sizeof( input_title_t ** ) * p_sys->i_title );
 492             for( i = 0; i < p_sys->i_title; i++ )
 493             {
 494                 (*ppp_title)[i] = vlc_input_title_Duplicate( p_sys->title[i] );
 495             }
 496             return VLC_SUCCESS;
 497
 498         case DEMUX_SET_TITLE:
 499             i = (int)va_arg( args, int );
 500             if( ( i == 0 && dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Root )
 501                   != DVDNAV_STATUS_OK ) ||
 502                 ( i != 0 && dvdnav_title_play( p_sys->dvdnav, i )
 503                   != DVDNAV_STATUS_OK ) )
 504             {
 505                 msg_Warn( p_demux, "cannot set title/chapter" );
 506                 return VLC_EGENERIC;
 507             }
 508             p_demux->info.i_update |=
 509                 INPUT_UPDATE_TITLE | INPUT_UPDATE_SEEKPOINT;
 510             p_demux->info.i_title = i;
 511             p_demux->info.i_seekpoint = 0;
 512             return VLC_SUCCESS;
 513
 514         case DEMUX_SET_SEEKPOINT:
 515             i = va_arg( args, int );
 516             if( p_demux->info.i_title == 0 )
 517             {
 518                 static const int argtab[] = {
 519                     DVD_MENU_Escape,
 520                     DVD_MENU_Root,
 521                     DVD_MENU_Title,
 522                     DVD_MENU_Part,
 523                     DVD_MENU_Subpicture,
 524                     DVD_MENU_Audio,
 525                     DVD_MENU_Angle
 526                 };
 527                 enum { numargs = sizeof(argtab)/sizeof(int) };
 528                 if( (unsigned)i >= numargs || DVDNAV_STATUS_OK !=
 529                            dvdnav_menu_call(p_sys->dvdnav,argtab[i]) )
 530                     return VLC_EGENERIC;
 531             }
 532             else if( dvdnav_part_play( p_sys->dvdnav, p_demux->info.i_title,
 533                                        i + 1 ) != DVDNAV_STATUS_OK )
 534             {
 535                 msg_Warn( p_demux, "cannot set title/chapter" );
 536                 return VLC_EGENERIC;
 537             }
 538             p_demux->info.i_update |= INPUT_UPDATE_SEEKPOINT;
 539             p_demux->info.i_seekpoint = i;
 540             return VLC_SUCCESS;
 541
 542         case DEMUX_GET_PTS_DELAY:
 543             *va_arg( args, int64_t * )
 544                  = (int64_t)var_GetInteger( p_demux, "dvdnav-caching" ) *1000;
 545             return VLC_SUCCESS;
 546
 547         case DEMUX_GET_META:
 548         {
 549             const char *title_name = NULL;
 550
 551             dvdnav_get_title_string(p_sys->dvdnav, &title_name);
 552             if( (NULL != title_name) && ('\0' != title_name[0]) )
 553             {
 554                 vlc_meta_t *p_meta = (vlc_meta_t*)va_arg( args, vlc_meta_t* );
 555                 vlc_meta_Set( p_meta, vlc_meta_Title, title_name );
 556                 return VLC_SUCCESS;
 557             }
 558             return VLC_EGENERIC;
 559         }
 560
 561         /* TODO implement others */
 562         default:
 563             return VLC_EGENERIC;
 564     }
 565 }
 566
 567 static int ControlInternal( demux_t *p_demux, int i_query, ... )
 568 {
 569     va_list args;
 570     int     i_result;
 571
 572     va_start( args, i_query );
 573     i_result = Control( p_demux, i_query, args );
 574     va_end( args );
 575
 576     return i_result;
 577 }
 578 /*****************************************************************************
 579  * Demux:
 580  *****************************************************************************/
 581 static int Demux( demux_t *p_demux )
 582 {
 583     demux_sys_t *p_sys = p_demux->p_sys;
 584
 585     uint8_t buffer[DVD_VIDEO_LB_LEN];
 586     uint8_t *packet = buffer;
 587     int i_event;
 588     int i_len;
 589
 590 #if DVD_READ_CACHE
 591     if( dvdnav_get_next_cache_block( p_sys->dvdnav, &packet, &i_event, &i_len )
 592         == DVDNAV_STATUS_ERR )
 593 #else
 594     if( dvdnav_get_next_block( p_sys->dvdnav, packet, &i_event, &i_len )
 595         == DVDNAV_STATUS_ERR )
 596 #endif
 597     {
 598         msg_Warn( p_demux, "cannot get next block (%s)",
 599                   dvdnav_err_to_string( p_sys->dvdnav ) );
 600         if( p_demux->info.i_title == 0 )
 601         {
 602             msg_Dbg( p_demux, "jumping to first title" );
 603             return ControlInternal( p_demux, DEMUX_SET_TITLE, 1 ) == VLC_SUCCESS ? 1 : -1;
 604         }
 605         return -1;
 606     }
 607
 608     switch( i_event )
 609     {
 610     case DVDNAV_BLOCK_OK:   /* mpeg block */
 611         vlc_mutex_lock( &p_sys->still.lock );
 612         p_sys->still.b_enabled = false;
 613         vlc_mutex_unlock( &p_sys->still.lock );
 614         if( p_sys->b_reset_pcr )
 615         {
 616             es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
 617             p_sys->b_reset_pcr = false;
 618         }
 619         DemuxBlock( p_demux, packet, i_len );
 620         break;
 621
 622     case DVDNAV_NOP:    /* Nothing */
 623         msg_Dbg( p_demux, "DVDNAV_NOP" );
 624         break;
 625
 626     case DVDNAV_STILL_FRAME:
 627     {
 628         dvdnav_still_event_t *event = (dvdnav_still_event_t*)packet;
 629         bool b_still_init = false;
 630
 631         vlc_mutex_lock( &p_sys->still.lock );
 632         if( !p_sys->still.b_enabled )
 633         {
 634             msg_Dbg( p_demux, "DVDNAV_STILL_FRAME" );
 635             msg_Dbg( p_demux, "     - length=0x%x", event->length );
 636             p_sys->still.b_enabled = true;
 637
 638             if( event->length != 0xff && p_sys->still.b_created )
 639             {
 640                 mtime_t delay = event->length * CLOCK_FREQ;
 641                 vlc_timer_schedule( p_sys->still.timer, false, delay, 0 );
 642             }
 643
 644             b_still_init = true;
 645         }
 646         vlc_mutex_unlock( &p_sys->still.lock );
 647
 648         if( b_still_init )
 649         {
 650             /* We send a dummy mpeg2 end of sequence to force still frame display */
 651             static const uint8_t buffer[] = {
 652                 0x00, 0x00, 0x01, 0xe0, 0x00, 0x07,
 653                 0x80, 0x00, 0x00,
 654                 0x00, 0x00, 0x01, 0xB7,
 655             };
 656             DemuxBlock( p_demux, buffer, sizeof(buffer) );
 657
 658             bool b_empty;
 659             es_out_Control( p_demux->out, ES_OUT_GET_EMPTY, &b_empty );
 660             p_sys->b_reset_pcr = true;
 661         }
 662         msleep( 40000 );
 663         break;
 664     }
 665
 666     case DVDNAV_SPU_CLUT_CHANGE:
 667     {
 668         int i;
 669
 670         msg_Dbg( p_demux, "DVDNAV_SPU_CLUT_CHANGE" );
 671         /* Update color lookup table (16 *uint32_t in packet) */
 672         memcpy( p_sys->clut, packet, 16 * sizeof( uint32_t ) );
 673
 674         /* HACK to get the SPU tracks registered in the right order */
 675         for( i = 0; i < 0x1f; i++ )
 676         {
 677             if( dvdnav_spu_stream_to_lang( p_sys->dvdnav, i ) != 0xffff )
 678                 ESNew( p_demux, 0xbd20 + i );
 679         }
 680         /* END HACK */
 681         break;
 682     }
 683
 684     case DVDNAV_SPU_STREAM_CHANGE:
 685     {
 686         dvdnav_spu_stream_change_event_t *event =
 687             (dvdnav_spu_stream_change_event_t*)packet;
 688         int i;
 689
 690         msg_Dbg( p_demux, "DVDNAV_SPU_STREAM_CHANGE" );
 691         msg_Dbg( p_demux, "     - physical_wide=%d",
 692                  event->physical_wide );
 693         msg_Dbg( p_demux, "     - physical_letterbox=%d",
 694                  event->physical_letterbox);
 695         msg_Dbg( p_demux, "     - physical_pan_scan=%d",
 696                  event->physical_pan_scan );
 697
 698         ESSubtitleUpdate( p_demux );
 699         p_sys->b_spu_change = true;
 700
 701         /* HACK to get the SPU tracks registered in the right order */
 702         for( i = 0; i < 0x1f; i++ )
 703         {
 704             if( dvdnav_spu_stream_to_lang( p_sys->dvdnav, i ) != 0xffff )
 705                 ESNew( p_demux, 0xbd20 + i );
 706         }
 707         /* END HACK */
 708         break;
 709     }
 710
 711     case DVDNAV_AUDIO_STREAM_CHANGE:
 712     {
 713         dvdnav_audio_stream_change_event_t *event =
 714             (dvdnav_audio_stream_change_event_t*)packet;
 715         msg_Dbg( p_demux, "DVDNAV_AUDIO_STREAM_CHANGE" );
 716         msg_Dbg( p_demux, "     - physical=%d", event->physical );
 717         /* TODO */
 718         break;
 719     }
 720
 721     case DVDNAV_VTS_CHANGE:
 722     {
 723         int32_t i_title = 0;
 724         int32_t i_part  = 0;
 725         int i;
 726
 727         dvdnav_vts_change_event_t *event = (dvdnav_vts_change_event_t*)packet;
 728         msg_Dbg( p_demux, "DVDNAV_VTS_CHANGE" );
 729         msg_Dbg( p_demux, "     - vtsN=%d", event->new_vtsN );
 730         msg_Dbg( p_demux, "     - domain=%d", event->new_domain );
 731
 732         /* dvdnav_get_video_aspect / dvdnav_get_video_scale_permission */
 733         /* TODO check if we always have VTS and CELL */
 734         p_sys->i_aspect = dvdnav_get_video_aspect( p_sys->dvdnav );
 735
 736         /* reset PCR */
 737         es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
 738
 739         for( i = 0; i < PS_TK_COUNT; i++ )
 740         {
 741             ps_track_t *tk = &p_sys->tk[i];
 742             if( tk->b_seen )
 743             {
 744                 es_format_Clean( &tk->fmt );
 745                 if( tk->es ) es_out_Del( p_demux->out, tk->es );
 746             }
 747             tk->b_seen = false;
 748         }
 749
 750         if( dvdnav_current_title_info( p_sys->dvdnav, &i_title,
 751                                        &i_part ) == DVDNAV_STATUS_OK )
 752         {
 753             if( i_title >= 0 && i_title < p_sys->i_title &&
 754                 p_demux->info.i_title != i_title )
 755             {
 756                 p_demux->info.i_update |= INPUT_UPDATE_TITLE;
 757                 p_demux->info.i_title = i_title;
 758             }
 759         }
 760         break;
 761     }
 762
 763     case DVDNAV_CELL_CHANGE:
 764     {
 765         int32_t i_title = 0;
 766         int32_t i_part  = 0;
 767
 768         dvdnav_cell_change_event_t *event =
 769             (dvdnav_cell_change_event_t*)packet;
 770         msg_Dbg( p_demux, "DVDNAV_CELL_CHANGE" );
 771         msg_Dbg( p_demux, "     - cellN=%d", event->cellN );
 772         msg_Dbg( p_demux, "     - pgN=%d", event->pgN );
 773         msg_Dbg( p_demux, "     - cell_length=%"PRId64, event->cell_length );
 774         msg_Dbg( p_demux, "     - pg_length=%"PRId64, event->pg_length );
 775         msg_Dbg( p_demux, "     - pgc_length=%"PRId64, event->pgc_length );
 776         msg_Dbg( p_demux, "     - cell_start=%"PRId64, event->cell_start );
 777         msg_Dbg( p_demux, "     - pg_start=%"PRId64, event->pg_start );
 778
 779         /* Store the lenght in time of the current PGC */
 780         p_sys->i_pgc_length = event->pgc_length / 90 * 1000;
 781
 782         /* FIXME is it correct or there is better way to know chapter change */
 783         if( dvdnav_current_title_info( p_sys->dvdnav, &i_title,
 784                                        &i_part ) == DVDNAV_STATUS_OK )
 785         {
 786             if( i_title >= 0 && i_title < p_sys->i_title &&
 787                 i_part >= 1 && i_part <= p_sys->title[i_title]->i_seekpoint &&
 788                 p_demux->info.i_seekpoint != i_part - 1 )
 789             {
 790                 p_demux->info.i_update |= INPUT_UPDATE_SEEKPOINT;
 791                 p_demux->info.i_seekpoint = i_part - 1;
 792             }
 793         }
 794         break;
 795     }
 796
 797     case DVDNAV_NAV_PACKET:
 798     {
 799 #ifdef DVDNAV_DEBUG
 800         msg_Dbg( p_demux, "DVDNAV_NAV_PACKET" );
 801 #endif
 802         /* A lot of thing to do here :
 803          *  - handle packet
 804          *  - fetch pts (for time display)
 805          *  - ...
 806          */
 807         DemuxBlock( p_demux, packet, i_len );
 808         if( p_sys->b_spu_change )
 809         {
 810             ButtonUpdate( p_demux, false );
 811             p_sys->b_spu_change = false;
 812         }
 813         break;
 814     }
 815
 816     case DVDNAV_STOP:   /* EOF */
 817         msg_Dbg( p_demux, "DVDNAV_STOP" );
 818
 819 #if DVD_READ_CACHE
 820         dvdnav_free_cache_block( p_sys->dvdnav, packet );
 821 #endif
 822         return 0;
 823
 824     case DVDNAV_HIGHLIGHT:
 825     {
 826         dvdnav_highlight_event_t *event = (dvdnav_highlight_event_t*)packet;
 827         msg_Dbg( p_demux, "DVDNAV_HIGHLIGHT" );
 828         msg_Dbg( p_demux, "     - display=%d", event->display );
 829         msg_Dbg( p_demux, "     - buttonN=%d", event->buttonN );
 830         ButtonUpdate( p_demux, false );
 831         break;
 832     }
 833
 834     case DVDNAV_HOP_CHANNEL:
 835         msg_Dbg( p_demux, "DVDNAV_HOP_CHANNEL" );
 836         es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
 837         break;
 838
 839     case DVDNAV_WAIT:
 840         msg_Dbg( p_demux, "DVDNAV_WAIT" );
 841
 842         bool b_empty;
 843         es_out_Control( p_demux->out, ES_OUT_GET_EMPTY, &b_empty );
 844         if( !b_empty )
 845         {
 846             msleep( 40*1000 );
 847         }
 848         else
 849         {
 850             dvdnav_wait_skip( p_sys->dvdnav );
 851             p_sys->b_reset_pcr = true;
 852         }
 853         break;
 854
 855     default:
 856         msg_Warn( p_demux, "Unknown event (0x%x)", i_event );
 857         break;
 858     }
 859
 860 #if DVD_READ_CACHE
 861     dvdnav_free_cache_block( p_sys->dvdnav, packet );
 862 #endif
 863
 864     return 1;
 865 }
 866
 867 /* Get a 2 char code
 868  * FIXME: partiallyy duplicated from src/input/es_out.c
 869  */
 870 static char *DemuxGetLanguageCode( demux_t *p_demux, const char *psz_var )
 871 {
 872     const iso639_lang_t *pl;
 873     char *psz_lang;
 874     char *p;
 875
 876     psz_lang = var_CreateGetString( p_demux, psz_var );
 877     if( !psz_lang )
 878         return strdup(LANGUAGE_DEFAULT);
 879
 880     /* XXX: we will use only the first value
 881      * (and ignore other ones in case of a list) */
 882     if( ( p = strchr( psz_lang, ',' ) ) )
 883         *p = '\0';
 884
 885     for( pl = p_languages; pl->psz_eng_name != NULL; pl++ )
 886     {
 887         if( *psz_lang == '\0' )
 888             continue;
 889         if( !strcasecmp( pl->psz_eng_name, psz_lang ) ||
 890             !strcasecmp( pl->psz_native_name, psz_lang ) ||
 891             !strcasecmp( pl->psz_iso639_1, psz_lang ) ||
 892             !strcasecmp( pl->psz_iso639_2T, psz_lang ) ||
 893             !strcasecmp( pl->psz_iso639_2B, psz_lang ) )
 894             break;
 895     }
 896
 897     free( psz_lang );
 898
 899     if( pl->psz_eng_name != NULL )
 900         return strdup( pl->psz_iso639_1 );
 901
 902     return strdup(LANGUAGE_DEFAULT);
 903 }
 904
 905 static void DemuxTitles( demux_t *p_demux )
 906 {
 907     demux_sys_t *p_sys = p_demux->p_sys;
 908     input_title_t *t;
 909     seekpoint_t *s;
 910     int32_t i_titles;
 911     int i;
 912
 913     /* Menu */
 914     t = vlc_input_title_New();
 915     t->b_menu = true;
 916     t->psz_name = strdup( "DVD Menu" );
 917
 918     s = vlc_seekpoint_New();
 919     s->psz_name = strdup( "Resume" );
 920     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 921
 922     s = vlc_seekpoint_New();
 923     s->psz_name = strdup( "Root" );
 924     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 925
 926     s = vlc_seekpoint_New();
 927     s->psz_name = strdup( "Title" );
 928     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 929
 930     s = vlc_seekpoint_New();
 931     s->psz_name = strdup( "Chapter" );
 932     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 933
 934     s = vlc_seekpoint_New();
 935     s->psz_name = strdup( "Subtitle" );
 936     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 937
 938     s = vlc_seekpoint_New();
 939     s->psz_name = strdup( "Audio" );
 940     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 941
 942     s = vlc_seekpoint_New();
 943     s->psz_name = strdup( "Angle" );
 944     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 945
 946     TAB_APPEND( p_sys->i_title, p_sys->title, t );
 947
 948     /* Find out number of titles/chapters */
 949     dvdnav_get_number_of_titles( p_sys->dvdnav, &i_titles );
 950     for( i = 1; i <= i_titles; i++ )
 951     {
 952         int32_t i_chapters = 0;
 953         int j;
 954
 955         dvdnav_get_number_of_parts( p_sys->dvdnav, i, &i_chapters );
 956
 957         t = vlc_input_title_New();
 958         for( j = 0; j < __MAX( i_chapters, 1 ); j++ )
 959         {
 960             s = vlc_seekpoint_New();
 961             TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 962         }
 963
 964         TAB_APPEND( p_sys->i_title, p_sys->title, t );
 965     }
 966 }
 967
 968 /*****************************************************************************
 969  * Update functions:
 970  *****************************************************************************/
 971 static void ButtonUpdate( demux_t *p_demux, bool b_mode )
 972 {
 973     demux_sys_t *p_sys = p_demux->p_sys;
 974     vlc_value_t val;
 975     int32_t i_title, i_part;
 976
 977     dvdnav_current_title_info( p_sys->dvdnav, &i_title, &i_part );
 978
 979     if( var_Get( p_sys->p_input, "highlight-mutex", &val ) == VLC_SUCCESS )
 980     {
 981         vlc_mutex_t *p_mutex = val.p_address;
 982         dvdnav_highlight_area_t hl;
 983         int32_t i_button;
 984         bool    b_button_ok;
 985
 986         if( dvdnav_get_current_highlight( p_sys->dvdnav, &i_button )
 987             != DVDNAV_STATUS_OK )
 988         {
 989             msg_Err( p_demux, "dvdnav_get_current_highlight failed" );
 990             return;
 991         }
 992
 993         b_button_ok = false;
 994         if( i_button > 0 && i_title ==  0 )
 995         {
 996             pci_t *pci = dvdnav_get_current_nav_pci( p_sys->dvdnav );
 997
 998             b_button_ok = DVDNAV_STATUS_OK ==
 999                       dvdnav_get_highlight_area( pci, i_button, b_mode, &hl );
1000         }
1001
1002         if( b_button_ok )
1003         {
1004             int i;
1005             for( i = 0; i < 4; i++ )
1006             {
1007                 uint32_t i_yuv = p_sys->clut[(hl.palette>>(16+i*4))&0x0f];
1008                 uint8_t i_alpha = ( (hl.palette>>(i*4))&0x0f ) * 0xff / 0xf;
1009
1010                 p_sys->palette[i][0] = (i_yuv >> 16) & 0xff;
1011                 p_sys->palette[i][1] = (i_yuv >> 0) & 0xff;
1012                 p_sys->palette[i][2] = (i_yuv >> 8) & 0xff;
1013                 p_sys->palette[i][3] = i_alpha;
1014             }
1015
1016             vlc_mutex_lock( p_mutex );
1017             var_SetInteger( p_sys->p_input, "x-start", hl.sx );
1018             var_SetInteger( p_sys->p_input, "x-end",  hl.ex );
1019             var_SetInteger( p_sys->p_input, "y-start", hl.sy );
1020             var_SetInteger( p_sys->p_input, "y-end", hl.ey );
1021
1022             var_SetAddress( p_sys->p_input, "menu-palette", p_sys->palette );
1023
1024             var_SetBool( p_sys->p_input, "highlight", true );
1025             vlc_mutex_unlock( p_mutex );
1026
1027             msg_Dbg( p_demux, "buttonUpdate %d", i_button );
1028         }
1029         else
1030         {
1031             msg_Dbg( p_demux, "buttonUpdate not done b=%d t=%d",
1032                      i_button, i_title );
1033
1034             /* Show all */
1035             vlc_mutex_lock( p_mutex );
1036             var_SetBool( p_sys->p_input, "highlight", false );
1037             vlc_mutex_unlock( p_mutex );
1038         }
1039     }
1040 }
1041
1042 static void ESSubtitleUpdate( demux_t *p_demux )
1043 {
1044     demux_sys_t *p_sys = p_demux->p_sys;
1045     int         i_spu = dvdnav_get_active_spu_stream( p_sys->dvdnav );
1046     int32_t i_title, i_part;
1047
1048     ButtonUpdate( p_demux, false );
1049
1050     dvdnav_current_title_info( p_sys->dvdnav, &i_title, &i_part );
1051     if( i_title > 0 ) return;
1052
1053     if( i_spu >= 0 && i_spu <= 0x1f )
1054     {
1055         ps_track_t *tk = &p_sys->tk[PS_ID_TO_TK(0xbd20 + i_spu)];
1056
1057         ESNew( p_demux, 0xbd20 + i_spu );
1058
1059         /* be sure to unselect it (reset) */
1060         es_out_Control( p_demux->out, ES_OUT_SET_ES_STATE, tk->es,
1061                         (bool)false );
1062
1063         /* now select it */
1064         es_out_Control( p_demux->out, ES_OUT_SET_ES, tk->es );
1065     }
1066     else
1067     {
1068         for( i_spu = 0; i_spu <= 0x1F; i_spu++ )
1069         {
1070             ps_track_t *tk = &p_sys->tk[PS_ID_TO_TK(0xbd20 + i_spu)];
1071             if( tk->b_seen )
1072             {
1073                 es_out_Control( p_demux->out, ES_OUT_SET_ES_STATE, tk->es,
1074                                 (bool)false );
1075             }
1076         }
1077     }
1078 }
1079
1080 /*****************************************************************************
1081  * DemuxBlock: demux a given block
1082  *****************************************************************************/
1083 static int DemuxBlock( demux_t *p_demux, const uint8_t *pkt, int i_pkt )
1084 {
1085     demux_sys_t *p_sys = p_demux->p_sys;
1086     const uint8_t     *p = pkt;
1087
1088     while( p < &pkt[i_pkt] )
1089     {
1090         int i_size = ps_pkt_size( p, &pkt[i_pkt] - p );
1091         block_t *p_pkt;
1092         if( i_size <= 0 )
1093         {
1094             break;
1095         }
1096
1097         /* Create a block */
1098         p_pkt = block_New( p_demux, i_size );
1099         memcpy( p_pkt->p_buffer, p, i_size);
1100
1101         /* Parse it and send it */
1102         switch( 0x100 | p[3] )
1103         {
1104         case 0x1b9:
1105         case 0x1bb:
1106         case 0x1bc:
1107 #ifdef DVDNAV_DEBUG
1108             if( p[3] == 0xbc )
1109             {
1110                 msg_Warn( p_demux, "received a PSM packet" );
1111             }
1112             else if( p[3] == 0xbb )
1113             {
1114                 msg_Warn( p_demux, "received a SYSTEM packet" );
1115             }
1116 #endif
1117             block_Release( p_pkt );
1118             break;
1119
1120         case 0x1ba:
1121         {
1122             int64_t i_scr;
1123             int i_mux_rate;
1124             if( !ps_pkt_parse_pack( p_pkt, &i_scr, &i_mux_rate ) )
1125             {
1126                 es_out_Control( p_demux->out, ES_OUT_SET_PCR, i_scr + 1 );
1127                 if( i_mux_rate > 0 ) p_sys->i_mux_rate = i_mux_rate;
1128             }
1129             block_Release( p_pkt );
1130             break;
1131         }
1132         default:
1133         {
1134             int i_id = ps_pkt_id( p_pkt );
1135             if( i_id >= 0xc0 )
1136             {
1137                 ps_track_t *tk = &p_sys->tk[PS_ID_TO_TK(i_id)];
1138
1139                 if( !tk->b_seen )
1140                 {
1141                     ESNew( p_demux, i_id );
1142                 }
1143                 if( tk->b_seen && tk->es &&
1144                     !ps_pkt_parse_pes( p_pkt, tk->i_skip ) )
1145                 {
1146                     es_out_Send( p_demux->out, tk->es, p_pkt );
1147                 }
1148                 else
1149                 {
1150                     block_Release( p_pkt );
1151                 }
1152             }
1153             else
1154             {
1155                 block_Release( p_pkt );
1156             }
1157             break;
1158         }
1159         }
1160
1161         p += i_size;
1162     }
1163
1164     return VLC_SUCCESS;
1165 }
1166
1167 /*****************************************************************************
1168  * ESNew: register a new elementary stream
1169  *****************************************************************************/
1170 static void ESNew( demux_t *p_demux, int i_id )
1171 {
1172     demux_sys_t *p_sys = p_demux->p_sys;
1173     ps_track_t  *tk = &p_sys->tk[PS_ID_TO_TK(i_id)];
1174     bool  b_select = false;
1175
1176     if( tk->b_seen ) return;
1177
1178     if( ps_track_fill( tk, 0, i_id ) )
1179     {
1180         msg_Warn( p_demux, "unknown codec for id=0x%x", i_id );
1181         return;
1182     }
1183
1184     /* Add a new ES */
1185     if( tk->fmt.i_cat == VIDEO_ES )
1186     {
1187         switch( p_sys->i_aspect )
1188         {
1189         case 1: tk->fmt.video.i_aspect = VOUT_ASPECT_FACTOR; break;
1190         case 2: tk->fmt.video.i_aspect = VOUT_ASPECT_FACTOR * 4 / 3; break;
1191         case 3: tk->fmt.video.i_aspect = VOUT_ASPECT_FACTOR * 16 / 9; break;
1192         case 4: tk->fmt.video.i_aspect = VOUT_ASPECT_FACTOR * 221 / 10; break;
1193         default:
1194             tk->fmt.video.i_aspect = 0;
1195             break;
1196         }
1197         b_select = true;
1198     }
1199     else if( tk->fmt.i_cat == AUDIO_ES )
1200     {
1201         int i_audio = -1;
1202         /* find the audio number PLEASE find another way */
1203         if( (i_id&0xbdf8) == 0xbd88 )       /* dts */
1204         {
1205             i_audio = i_id&0x07;
1206         }
1207         else if( (i_id&0xbdf0) == 0xbd80 )  /* a52 */
1208         {
1209             i_audio = i_id&0xf;
1210         }
1211         else if( (i_id&0xbdf0) == 0xbda0 )  /* lpcm */
1212         {
1213             i_audio = i_id&0x1f;
1214         }
1215         else if( ( i_id&0xe0 ) == 0xc0 )    /* mpga */
1216         {
1217             i_audio = i_id&0x1f;
1218         }
1219         if( i_audio >= 0 )
1220         {
1221             int i_lang = dvdnav_audio_stream_to_lang( p_sys->dvdnav, i_audio );
1222             if( i_lang != 0xffff )
1223             {
1224                 tk->fmt.psz_language = malloc( 3 );
1225                 tk->fmt.psz_language[0] = (i_lang >> 8)&0xff;
1226                 tk->fmt.psz_language[1] = (i_lang     )&0xff;
1227                 tk->fmt.psz_language[2] = 0;
1228             }
1229             if( dvdnav_get_active_audio_stream( p_sys->dvdnav ) == i_audio )
1230             {
1231                 b_select = true;
1232             }
1233         }
1234     }
1235     else if( tk->fmt.i_cat == SPU_ES )
1236     {
1237         int32_t i_title, i_part;
1238         int i_lang = dvdnav_spu_stream_to_lang( p_sys->dvdnav, i_id&0x1f );
1239         if( i_lang != 0xffff )
1240         {
1241             tk->fmt.psz_language = malloc( 3 );
1242             tk->fmt.psz_language[0] = (i_lang >> 8)&0xff;
1243             tk->fmt.psz_language[1] = (i_lang     )&0xff;
1244             tk->fmt.psz_language[2] = 0;
1245         }
1246
1247         /* Palette */
1248         tk->fmt.subs.spu.palette[0] = 0xBeef;
1249         memcpy( &tk->fmt.subs.spu.palette[1], p_sys->clut,
1250                 16 * sizeof( uint32_t ) );
1251
1252         /* We select only when we are not in the menu */
1253         dvdnav_current_title_info( p_sys->dvdnav, &i_title, &i_part );
1254         if( i_title > 0 &&
1255             dvdnav_get_active_spu_stream( p_sys->dvdnav ) == (i_id&0x1f) )
1256         {
1257             b_select = true;
1258         }
1259     }
1260
1261     tk->es = es_out_Add( p_demux->out, &tk->fmt );
1262     if( b_select )
1263     {
1264         es_out_Control( p_demux->out, ES_OUT_SET_ES, tk->es );
1265     }
1266     tk->b_seen = true;
1267
1268     if( tk->fmt.i_cat == VIDEO_ES ) ButtonUpdate( p_demux, false );
1269 }
1270
1271 /*****************************************************************************
1272  * Still image end
1273  *****************************************************************************/
1274 static void StillTimer( void *p_data )
1275 {
1276     demux_sys_t    *p_sys = p_data;
1277
1278     vlc_mutex_lock( &p_sys->still.lock );
1279     assert( p_sys->still.b_enabled );
1280     p_sys->still.b_enabled = false;
1281     dvdnav_still_skip( p_sys->dvdnav );
1282     vlc_mutex_unlock( &p_sys->still.lock );
1283 }
1284
1285 static int EventMouse( vlc_object_t *p_vout, char const *psz_var,
1286                        vlc_value_t oldval, vlc_value_t val, void *p_data )
1287 {
1288     demux_t *p_demux = p_data;
1289     demux_sys_t *p_sys = p_demux->p_sys;
1290
1291     /* FIXME? PCI usage thread safe? */
1292     pci_t *pci = dvdnav_get_current_nav_pci( p_sys->dvdnav );
1293     int x = var_GetInteger( p_vout, "mouse-x" );
1294     int y = var_GetInteger( p_vout, "mouse-y" );
1295
1296     if( psz_var[6] == 'm' ) /* mouse-moved */
1297         dvdnav_mouse_select( p_sys->dvdnav, pci, x, y );
1298     else
1299     {
1300         assert( psz_var[6] == 'c' ); /* mouse-clicked */
1301
1302         ButtonUpdate( p_demux, true );
1303         dvdnav_mouse_activate( p_sys->dvdnav, pci, x, y );
1304     }
1305
1306     (void)oldval; (void)val;
1307     return VLC_SUCCESS;
1308 }
1309
1310 static int EventKey( vlc_object_t *p_this, char const *psz_var,
1311                      vlc_value_t oldval, vlc_value_t newval, void *p_data )
1312 {
1313     demux_t *p_demux = p_data;
1314     demux_sys_t *p_sys = p_demux->p_sys;
1315
1316     /* FIXME: thread-safe ? */
1317     pci_t *pci = dvdnav_get_current_nav_pci( p_sys->dvdnav );
1318
1319     switch( newval.i_int )
1320     {
1321     case ACTIONID_NAV_LEFT:
1322         dvdnav_left_button_select( p_sys->dvdnav, pci );
1323         break;
1324     case ACTIONID_NAV_RIGHT:
1325         dvdnav_right_button_select( p_sys->dvdnav, pci );
1326         break;
1327     case ACTIONID_NAV_UP:
1328         dvdnav_upper_button_select( p_sys->dvdnav, pci );
1329         break;
1330     case ACTIONID_NAV_DOWN:
1331         dvdnav_lower_button_select( p_sys->dvdnav, pci );
1332         break;
1333     case ACTIONID_NAV_ACTIVATE:
1334         ButtonUpdate( p_demux, true );
1335         dvdnav_button_activate( p_sys->dvdnav, pci );
1336         break;
1337     }
1338
1339     (void)p_this;    (void)psz_var;    (void)oldval;
1340     return VLC_SUCCESS;
1341 }
1342
1343 static int EventIntf( vlc_object_t *p_input, char const *psz_var,
1344                       vlc_value_t oldval, vlc_value_t val, void *p_data )
1345 {
1346     demux_t *p_demux = p_data;
1347     demux_sys_t *p_sys = p_demux->p_sys;
1348
1349     if (val.i_int == INPUT_EVENT_VOUT)
1350     {
1351         vlc_object_t *p_vout;
1352
1353         p_vout = p_sys->p_vout;
1354         if( p_vout != NULL )
1355         {
1356             var_DelCallback( p_vout, "mouse-moved", EventMouse, p_demux );
1357             var_DelCallback( p_vout, "mouse-clicked", EventMouse, p_demux );
1358             vlc_object_release( p_vout );
1359         }
1360
1361         p_vout = (vlc_object_t *)input_GetVout( (input_thread_t *)p_input );
1362         p_sys->p_vout = p_vout;
1363         if( p_vout != NULL )
1364         {
1365             var_AddCallback( p_vout, "mouse-moved", EventMouse, p_demux );
1366             var_AddCallback( p_vout, "mouse-clicked", EventMouse, p_demux );
1367         }
1368     }
1369     (void) psz_var; (void) oldval;
1370     return VLC_SUCCESS;
1371 }
1372
1373 /*****************************************************************************
1374  * ProbeDVD: very weak probing that avoids going too often into a dvdnav_open()
1375  *****************************************************************************/
1376 static int ProbeDVD( demux_t *p_demux, char *psz_name )
1377 {
1378     (void)p_demux;
1379 #ifdef HAVE_SYS_STAT_H
1380     struct stat stat_info;
1381     uint8_t pi_anchor[2];
1382     int i_fd, i_ret;
1383
1384     if( !*psz_name )
1385     {
1386         /* Triggers libdvdcss autodetection */
1387         return VLC_SUCCESS;
1388     }
1389
1390     if( !strcmp( psz_name, "-" ) ) /* stdin -> file access */
1391         return VLC_EGENERIC;
1392
1393     if( (i_fd = utf8_open( psz_name, O_RDONLY |O_NONBLOCK )) == -1 )
1394     {
1395         return VLC_SUCCESS; /* Let dvdnav_open() do the probing */
1396     }
1397
1398     i_ret = VLC_EGENERIC;
1399
1400     if( fstat( i_fd, &stat_info ) || !S_ISREG( stat_info.st_mode ) )
1401     {
1402         if( !S_ISFIFO( stat_info.st_mode ) )
1403             i_ret = VLC_SUCCESS; /* Let dvdnav_open() do the probing */
1404         goto bailout;
1405     }
1406
1407     /* Try to find the anchor (2 bytes at LBA 256) */
1408     if( lseek( i_fd, 256 * DVD_VIDEO_LB_LEN, SEEK_SET ) != -1
1409      && read( i_fd, pi_anchor, 2 ) == 2
1410      && GetWLE( pi_anchor ) == 2 )
1411         i_ret = VLC_SUCCESS; /* Found a potential anchor */
1412
1413 bailout:
1414     close( i_fd );
1415
1416     return i_ret;
1417 #else
1418
1419     return VLC_SUCCESS;
1420 #endif
1421 }