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