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 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
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 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 <vlc_common.h>
  33 #include <vlc_plugin.h>
  34 #include <vlc_input.h>
  35 #include <vlc_access.h>
  36 #include <vlc_demux.h>
  37 #include <vlc_charset.h>
  38
  39 #include <vlc_interface.h>
  40
  41 #ifdef HAVE_UNISTD_H
  42 #   include <unistd.h>
  43 #endif
  44 #ifdef HAVE_SYS_TYPES_H
  45 #   include <sys/types.h>
  46 #endif
  47 #ifdef HAVE_SYS_STAT_H
  48 #   include <sys/stat.h>
  49 #endif
  50 #ifdef HAVE_FCNTL_H
  51 #   include <fcntl.h>
  52 #endif
  53
  54 #include "vlc_keys.h"
  55 #include "vlc_iso_lang.h"
  56
  57 /* FIXME we should find a better way than including that */
  58 #include "../../src/text/iso-639_def.h"
  59
  60
  61 #include <dvdnav/dvdnav.h>
  62
  63 #include "../demux/ps.h"
  64
  65 /*****************************************************************************
  66  * Module descriptor
  67  *****************************************************************************/
  68 #define ANGLE_TEXT N_("DVD angle")
  69 #define ANGLE_LONGTEXT N_( \
  70      "Default DVD angle." )
  71
  72 #define CACHING_TEXT N_("Caching value in ms")
  73 #define CACHING_LONGTEXT N_( \
  74     "Caching value for DVDs. This "\
  75     "value should be set in milliseconds." )
  76 #define MENU_TEXT N_("Start directly in menu")
  77 #define MENU_LONGTEXT N_( \
  78     "Start the DVD directly in the main menu. This "\
  79     "will try to skip all the useless warning introductions." )
  80
  81 #define LANGUAGE_DEFAULT ("en")
  82
  83 static int  Open ( vlc_object_t * );
  84 static void Close( vlc_object_t * );
  85
  86 vlc_module_begin();
  87     set_shortname( N_("DVD with menus") );
  88     set_description( N_("DVDnav Input") );
  89     set_category( CAT_INPUT );
  90     set_subcategory( SUBCAT_INPUT_ACCESS );
  91     add_integer( "dvdnav-angle", 1, NULL, ANGLE_TEXT,
  92         ANGLE_LONGTEXT, false );
  93     add_integer( "dvdnav-caching", DEFAULT_PTS_DELAY / 1000, NULL,
  94         CACHING_TEXT, CACHING_LONGTEXT, true );
  95     add_bool( "dvdnav-menu", true, NULL,
  96         MENU_TEXT, MENU_LONGTEXT, false );
  97     set_capability( "access_demux", 5 );
  98     add_shortcut( "dvd" );
  99     add_shortcut( "dvdnav" );
 100     set_callbacks( Open, Close );
 101 vlc_module_end();
 102
 103 /* Shall we use libdvdnav's read ahead cache? */
 104 #define DVD_READ_CACHE 1
 105
 106 /*****************************************************************************
 107  * Local prototypes
 108  *****************************************************************************/
 109 typedef struct
 110 {
 111     VLC_COMMON_MEMBERS
 112
 113     demux_t        *p_demux;
 114     vlc_mutex_t     lock;
 115
 116     bool      b_moved;
 117     bool      b_clicked;
 118     int             i_key_action;
 119
 120     bool      b_still;
 121     int64_t         i_still_end;
 122
 123 } event_thread_t;
 124
 125 static void* EventThread( vlc_object_t * );
 126
 127 struct demux_sys_t
 128 {
 129     dvdnav_t    *dvdnav;
 130
 131     /* track */
 132     ps_track_t  tk[PS_TK_COUNT];
 133     int         i_mux_rate;
 134
 135     /* for spu variables */
 136     input_thread_t *p_input;
 137
 138     /* event */
 139     event_thread_t *p_ev;
 140
 141     /* palette for menus */
 142     uint32_t clut[16];
 143     uint8_t  palette[4][4];
 144     bool b_spu_change;
 145
 146     /* */
 147     int i_aspect;
 148
 149     int           i_title;
 150     input_title_t **title;
 151
 152     /* lenght of program group chain */
 153     mtime_t     i_pgc_length;
 154 };
 155
 156 static int Control( demux_t *, int, va_list );
 157 static int Demux( demux_t * );
 158 static int DemuxBlock( demux_t *, const uint8_t *, int );
 159
 160 static void DemuxTitles( demux_t * );
 161 static void ESSubtitleUpdate( demux_t * );
 162 static void ButtonUpdate( demux_t *, bool );
 163
 164 static void ESNew( demux_t *, int );
 165 static int ProbeDVD( demux_t *, char * );
 166
 167 static char *DemuxGetLanguageCode( demux_t *p_demux, const char *psz_var );
 168
 169 static int ControlInternal( demux_t *, int, ... );
 170
 171 /*****************************************************************************
 172  * DemuxOpen:
 173  *****************************************************************************/
 174 static int Open( vlc_object_t *p_this )
 175 {
 176     demux_t     *p_demux = (demux_t*)p_this;
 177     demux_sys_t *p_sys;
 178     dvdnav_t    *p_dvdnav;
 179     int         i_angle;
 180     char        *psz_name;
 181     char        *psz_code;
 182     vlc_value_t val;
 183
 184     if( !p_demux->psz_path || !*p_demux->psz_path )
 185     {
 186         /* Only when selected */
 187         if( !p_this->b_force ) return VLC_EGENERIC;
 188
 189         psz_name = var_CreateGetString( p_this, "dvd" );
 190         if( !psz_name )
 191         {
 192             psz_name = strdup("");
 193         }
 194     }
 195     else
 196         psz_name = ToLocaleDup( p_demux->psz_path );
 197
 198 #ifdef WIN32
 199     if( psz_name[0] && psz_name[1] == ':' &&
 200         psz_name[2] == '\\' && psz_name[3] == '\0' ) psz_name[2] = '\0';
 201 #endif
 202
 203     /* Try some simple probing to avoid going through dvdnav_open too often */
 204     if( ProbeDVD( p_demux, psz_name ) != VLC_SUCCESS )
 205     {
 206         free( psz_name );
 207         return VLC_EGENERIC;
 208     }
 209
 210     /* Open dvdnav */
 211     if( dvdnav_open( &p_dvdnav, psz_name ) != DVDNAV_STATUS_OK )
 212     {
 213         msg_Warn( p_demux, "cannot open dvdnav" );
 214         free( psz_name );
 215         return VLC_EGENERIC;
 216     }
 217     free( psz_name );
 218
 219     /* Fill p_demux field */
 220     DEMUX_INIT_COMMON(); p_sys = p_demux->p_sys;
 221     p_sys->dvdnav = p_dvdnav;
 222
 223     ps_track_init( p_sys->tk );
 224     p_sys->i_aspect = -1;
 225     p_sys->i_mux_rate = 0;
 226     p_sys->i_pgc_length = 0;
 227     p_sys->b_spu_change = false;
 228
 229     if( 1 )
 230     {
 231         // Hack for libdvdnav CVS.
 232         // Without it dvdnav_get_number_of_titles() fails.
 233         // Remove when fixed in libdvdnav CVS.
 234         uint8_t buffer[DVD_VIDEO_LB_LEN];
 235         int i_event, i_len;
 236
 237         if( dvdnav_get_next_block( p_sys->dvdnav, buffer, &i_event, &i_len )
 238               == DVDNAV_STATUS_ERR )
 239         {
 240             msg_Warn( p_demux, "dvdnav_get_next_block failed" );
 241         }
 242
 243         dvdnav_sector_search( p_sys->dvdnav, 0, SEEK_SET );
 244     }
 245
 246     /* Configure dvdnav */
 247     if( dvdnav_set_readahead_flag( p_sys->dvdnav, DVD_READ_CACHE ) !=
 248           DVDNAV_STATUS_OK )
 249     {
 250         msg_Warn( p_demux, "cannot set read-a-head flag" );
 251     }
 252
 253     if( dvdnav_set_PGC_positioning_flag( p_sys->dvdnav, 1 ) !=
 254           DVDNAV_STATUS_OK )
 255     {
 256         msg_Warn( p_demux, "cannot set PGC positioning flag" );
 257     }
 258
 259     /* Set menu language ("en")
 260      * XXX: maybe it would be better to set it like audio/spu
 261      * or to create a --menu-language option */
 262     if( dvdnav_menu_language_select( p_sys->dvdnav, (char*)LANGUAGE_DEFAULT ) !=
 263         DVDNAV_STATUS_OK )
 264     {
 265         msg_Warn( p_demux, "can't set menu language to '%s' (%s)",
 266                   LANGUAGE_DEFAULT, dvdnav_err_to_string( p_sys->dvdnav ) );
 267     }
 268
 269     /* Set audio language */
 270     psz_code = DemuxGetLanguageCode( p_demux, "audio-language" );
 271     if( dvdnav_audio_language_select( p_sys->dvdnav, psz_code ) !=
 272         DVDNAV_STATUS_OK )
 273     {
 274         msg_Warn( p_demux, "can't set audio language to '%s' (%s)",
 275                   psz_code, dvdnav_err_to_string( p_sys->dvdnav ) );
 276         /* We try to fall back to 'en' */
 277         if( strcmp( psz_code, LANGUAGE_DEFAULT ) )
 278             dvdnav_audio_language_select( p_sys->dvdnav, (char*)LANGUAGE_DEFAULT );
 279     }
 280     free( psz_code );
 281
 282     /* Set spu language */
 283     psz_code = DemuxGetLanguageCode( p_demux, "sub-language" );
 284     if( dvdnav_spu_language_select( p_sys->dvdnav, psz_code ) !=
 285         DVDNAV_STATUS_OK )
 286     {
 287         msg_Warn( p_demux, "can't set spu language to '%s' (%s)",
 288                   psz_code, dvdnav_err_to_string( p_sys->dvdnav ) );
 289         /* We try to fall back to 'en' */
 290         if( strcmp( psz_code, LANGUAGE_DEFAULT ) )
 291             dvdnav_spu_language_select(p_sys->dvdnav, (char*)LANGUAGE_DEFAULT );
 292     }
 293     free( psz_code );
 294
 295     DemuxTitles( p_demux );
 296
 297     var_Create( p_demux, "dvdnav-menu", VLC_VAR_BOOL|VLC_VAR_DOINHERIT );
 298     var_Get( p_demux, "dvdnav-menu", &val );
 299     if( val.b_bool )
 300     {
 301         msg_Dbg( p_demux, "trying to go to dvd menu" );
 302
 303         if( dvdnav_title_play( p_sys->dvdnav, 1 ) != DVDNAV_STATUS_OK )
 304         {
 305             msg_Err( p_demux, "cannot set title (can't decrypt DVD?)" );
 306             intf_UserFatal( p_demux, false, _("Playback failure"),
 307                             _("VLC cannot set the DVD's title. It possibly "
 308                               "cannot decrypt the entire disk.") );
 309             dvdnav_close( p_sys->dvdnav );
 310             free( p_sys );
 311             return VLC_EGENERIC;
 312         }
 313
 314         if( dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Title ) !=
 315             DVDNAV_STATUS_OK )
 316         {
 317             /* Try going to menu root */
 318             if( dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Root ) !=
 319                 DVDNAV_STATUS_OK )
 320                     msg_Warn( p_demux, "cannot go to dvd menu" );
 321         }
 322     }
 323
 324     var_Create( p_demux, "dvdnav-angle", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
 325     var_Get( p_demux, "dvdnav-angle", &val );
 326     i_angle = val.i_int > 0 ? val.i_int : 1;
 327
 328     /* Update default_pts to a suitable value for dvdnav access */
 329     var_Create( p_demux, "dvdnav-caching", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
 330
 331     /* FIXME hack hack hack hack FIXME */
 332     /* Get p_input and create variable */
 333     p_sys->p_input = vlc_object_find( p_demux, VLC_OBJECT_INPUT, FIND_PARENT );
 334     var_Create( p_sys->p_input, "x-start", VLC_VAR_INTEGER );
 335     var_Create( p_sys->p_input, "y-start", VLC_VAR_INTEGER );
 336     var_Create( p_sys->p_input, "x-end", VLC_VAR_INTEGER );
 337     var_Create( p_sys->p_input, "y-end", VLC_VAR_INTEGER );
 338     var_Create( p_sys->p_input, "color", VLC_VAR_ADDRESS );
 339     var_Create( p_sys->p_input, "menu-palette", VLC_VAR_ADDRESS );
 340     var_Create( p_sys->p_input, "highlight", VLC_VAR_BOOL );
 341     var_Create( p_sys->p_input, "highlight-mutex", VLC_VAR_MUTEX );
 342
 343     /* Now create our event thread catcher */
 344     p_sys->p_ev = vlc_object_create( p_demux, sizeof( event_thread_t ) );
 345     p_sys->p_ev->p_demux = p_demux;
 346     vlc_thread_create( p_sys->p_ev, "dvdnav event thread handler", EventThread,
 347                        VLC_THREAD_PRIORITY_LOW, false );
 348
 349     return VLC_SUCCESS;
 350 }
 351
 352 /*****************************************************************************
 353  * Close:
 354  *****************************************************************************/
 355 static void Close( vlc_object_t *p_this )
 356 {
 357     demux_t     *p_demux = (demux_t*)p_this;
 358     demux_sys_t *p_sys = p_demux->p_sys;
 359     int i;
 360
 361     /* stop the event handler */
 362     vlc_object_kill( p_sys->p_ev );
 363     vlc_thread_join( p_sys->p_ev );
 364     vlc_object_release( p_sys->p_ev );
 365
 366     var_Destroy( p_sys->p_input, "highlight-mutex" );
 367     var_Destroy( p_sys->p_input, "highlight" );
 368     var_Destroy( p_sys->p_input, "x-start" );
 369     var_Destroy( p_sys->p_input, "x-end" );
 370     var_Destroy( p_sys->p_input, "y-start" );
 371     var_Destroy( p_sys->p_input, "y-end" );
 372     var_Destroy( p_sys->p_input, "color" );
 373     var_Destroy( p_sys->p_input, "menu-palette" );
 374
 375     vlc_object_release( p_sys->p_input );
 376
 377     for( i = 0; i < PS_TK_COUNT; i++ )
 378     {
 379         ps_track_t *tk = &p_sys->tk[i];
 380         if( tk->b_seen )
 381         {
 382             es_format_Clean( &tk->fmt );
 383             if( tk->es ) es_out_Del( p_demux->out, tk->es );
 384         }
 385     }
 386
 387     dvdnav_close( p_sys->dvdnav );
 388     free( p_sys );
 389 }
 390
 391 /*****************************************************************************
 392  * Control:
 393  *****************************************************************************/
 394 static int Control( demux_t *p_demux, int i_query, va_list args )
 395 {
 396     demux_sys_t *p_sys = p_demux->p_sys;
 397     double f, *pf;
 398     bool *pb;
 399     int64_t *pi64;
 400     input_title_t ***ppp_title;
 401     int          *pi_int;
 402     int i;
 403
 404     switch( i_query )
 405     {
 406         case DEMUX_SET_POSITION:
 407         case DEMUX_GET_POSITION:
 408         case DEMUX_GET_TIME:
 409         case DEMUX_GET_LENGTH:
 410         {
 411             uint32_t pos, len;
 412             if( dvdnav_get_position( p_sys->dvdnav, &pos, &len ) !=
 413                   DVDNAV_STATUS_OK || len == 0 )
 414             {
 415                 return VLC_EGENERIC;
 416             }
 417
 418             if( i_query == DEMUX_GET_POSITION )
 419             {
 420                 pf = (double*)va_arg( args, double* );
 421                 *pf = (double)pos / (double)len;
 422                 return VLC_SUCCESS;
 423             }
 424             else if( i_query == DEMUX_SET_POSITION )
 425             {
 426                 f = (double)va_arg( args, double );
 427                 pos = f * len;
 428                 if( dvdnav_sector_search( p_sys->dvdnav, pos, SEEK_SET ) ==
 429                       DVDNAV_STATUS_OK )
 430                 {
 431                     return VLC_SUCCESS;
 432                 }
 433             }
 434             else if( i_query == DEMUX_GET_TIME )
 435             {
 436                 pi64 = (int64_t*)va_arg( args, int64_t * );
 437                 if( p_sys->i_pgc_length > 0 )
 438                 {
 439                     *pi64 = p_sys->i_pgc_length * pos / len;
 440                     return VLC_SUCCESS;
 441                 }
 442             }
 443             else if( i_query == DEMUX_GET_LENGTH )
 444             {
 445                 pi64 = (int64_t*)va_arg( args, int64_t * );
 446                 if( p_sys->i_pgc_length > 0 )
 447                 {
 448                     *pi64 = (int64_t)p_sys->i_pgc_length;
 449                     return VLC_SUCCESS;
 450                 }
 451             }
 452
 453             return VLC_EGENERIC;
 454         }
 455
 456         /* Special for access_demux */
 457         case DEMUX_CAN_PAUSE:
 458         case DEMUX_CAN_SEEK:
 459         case DEMUX_CAN_CONTROL_PACE:
 460             /* TODO */
 461             pb = (bool*)va_arg( args, bool * );
 462             *pb = true;
 463             return VLC_SUCCESS;
 464
 465         case DEMUX_SET_PAUSE_STATE:
 466             return VLC_SUCCESS;
 467
 468         case DEMUX_GET_TITLE_INFO:
 469             ppp_title = (input_title_t***)va_arg( args, input_title_t*** );
 470             pi_int    = (int*)va_arg( args, int* );
 471             *((int*)va_arg( args, int* )) = 0; /* Title offset */
 472             *((int*)va_arg( args, int* )) = 1; /* Chapter offset */
 473
 474             /* Duplicate title infos */
 475             *pi_int = p_sys->i_title;
 476             *ppp_title = malloc( sizeof( input_title_t ** ) * p_sys->i_title );
 477             for( i = 0; i < p_sys->i_title; i++ )
 478             {
 479                 (*ppp_title)[i] = vlc_input_title_Duplicate( p_sys->title[i] );
 480             }
 481             return VLC_SUCCESS;
 482
 483         case DEMUX_SET_TITLE:
 484             i = (int)va_arg( args, int );
 485             if( ( i == 0 && dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Root )
 486                   != DVDNAV_STATUS_OK ) ||
 487                 ( i != 0 && dvdnav_title_play( p_sys->dvdnav, i )
 488                   != DVDNAV_STATUS_OK ) )
 489             {
 490                 msg_Warn( p_demux, "cannot set title/chapter" );
 491                 return VLC_EGENERIC;
 492             }
 493             p_demux->info.i_update |=
 494                 INPUT_UPDATE_TITLE | INPUT_UPDATE_SEEKPOINT;
 495             p_demux->info.i_title = i;
 496             p_demux->info.i_seekpoint = 0;
 497             return VLC_SUCCESS;
 498
 499         case DEMUX_SET_SEEKPOINT:
 500             i = (int)va_arg( args, int );
 501             if( p_demux->info.i_title == 0 )
 502             {
 503                 int i_ret;
 504                 /* Special case */
 505                 switch( i )
 506                 {
 507                 case 0:
 508                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Escape );
 509                     break;
 510                 case 1:
 511                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Root );
 512                     break;
 513                 case 2:
 514                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Title );
 515                     break;
 516                 case 3:
 517                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Part );
 518                     break;
 519                 case 4:
 520                     i_ret = dvdnav_menu_call( p_sys->dvdnav,
 521                                               DVD_MENU_Subpicture );
 522                     break;
 523                 case 5:
 524                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Audio );
 525                     break;
 526                 case 6:
 527                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Angle );
 528                     break;
 529                 default:
 530                     return VLC_EGENERIC;
 531                 }
 532
 533                 if( i_ret != DVDNAV_STATUS_OK )
 534                     return VLC_EGENERIC;
 535             }
 536             else if( dvdnav_part_play( p_sys->dvdnav, p_demux->info.i_title,
 537                                        i + 1 ) != DVDNAV_STATUS_OK )
 538             {
 539                 msg_Warn( p_demux, "cannot set title/chapter" );
 540                 return VLC_EGENERIC;
 541             }
 542             p_demux->info.i_update |= INPUT_UPDATE_SEEKPOINT;
 543             p_demux->info.i_seekpoint = i;
 544             return VLC_SUCCESS;
 545
 546         case DEMUX_GET_PTS_DELAY:
 547             pi64 = (int64_t*)va_arg( args, int64_t * );
 548             *pi64 = (int64_t)var_GetInteger( p_demux, "dvdnav-caching" ) *1000;
 549             return VLC_SUCCESS;
 550
 551         case DEMUX_GET_META:
 552         {
 553             const char *title_name = NULL;
 554
 555             dvdnav_get_title_string(p_sys->dvdnav, &title_name);
 556             if( (NULL != title_name) && ('\0' != title_name[0]) )
 557             {
 558                 vlc_meta_t *p_meta = (vlc_meta_t*)va_arg( args, vlc_meta_t* );
 559                 vlc_meta_Set( p_meta, vlc_meta_Title, title_name );
 560                 return VLC_SUCCESS;
 561             }
 562             return VLC_EGENERIC;
 563         }
 564
 565         /* TODO implement others */
 566         default:
 567             return VLC_EGENERIC;
 568     }
 569 }
 570
 571 static int ControlInternal( demux_t *p_demux, int i_query, ... )
 572 {
 573     va_list args;
 574     int     i_result;
 575
 576     va_start( args, i_query );
 577     i_result = Control( p_demux, i_query, args );
 578     va_end( args );
 579
 580     return i_result;
 581 }
 582 /*****************************************************************************
 583  * Demux:
 584  *****************************************************************************/
 585 static int Demux( demux_t *p_demux )
 586 {
 587     demux_sys_t *p_sys = p_demux->p_sys;
 588
 589     uint8_t buffer[DVD_VIDEO_LB_LEN];
 590     uint8_t *packet = buffer;
 591     int i_event;
 592     int i_len;
 593
 594 #if DVD_READ_CACHE
 595     if( dvdnav_get_next_cache_block( p_sys->dvdnav, &packet, &i_event, &i_len )
 596         == DVDNAV_STATUS_ERR )
 597 #else
 598     if( dvdnav_get_next_block( p_sys->dvdnav, packet, &i_event, &i_len )
 599         == DVDNAV_STATUS_ERR )
 600 #endif
 601     {
 602         msg_Warn( p_demux, "cannot get next block (%s)",
 603                   dvdnav_err_to_string( p_sys->dvdnav ) );
 604         if( p_demux->info.i_title == 0 )
 605         {
 606             msg_Dbg( p_demux, "jumping to first title" );
 607             return ControlInternal( p_demux, DEMUX_SET_TITLE, 1 ) == VLC_SUCCESS ? 1 : -1;
 608         }
 609         return -1;
 610     }
 611
 612     switch( i_event )
 613     {
 614     case DVDNAV_BLOCK_OK:   /* mpeg block */
 615         DemuxBlock( p_demux, packet, i_len );
 616         break;
 617
 618     case DVDNAV_NOP:    /* Nothing */
 619         msg_Dbg( p_demux, "DVDNAV_NOP" );
 620         break;
 621
 622     case DVDNAV_STILL_FRAME:
 623     {
 624         /* We send a dummy mpeg2 end of sequence to force still frame display */
 625         static const uint8_t buffer[] = {
 626             0x00, 0x00, 0x01, 0xe0, 0x00, 0x07,
 627             0x80, 0x00, 0x00,
 628             0x00, 0x00, 0x01, 0xB7,
 629         };
 630         DemuxBlock( p_demux, buffer, sizeof(buffer) );
 631
 632         /* */
 633         dvdnav_still_event_t *event = (dvdnav_still_event_t*)packet;
 634         vlc_mutex_lock( &p_sys->p_ev->lock );
 635         if( !p_sys->p_ev->b_still )
 636         {
 637             msg_Dbg( p_demux, "DVDNAV_STILL_FRAME" );
 638             msg_Dbg( p_demux, "     - length=0x%x", event->length );
 639             p_sys->p_ev->b_still = true;
 640             if( event->length == 0xff )
 641             {
 642                 p_sys->p_ev->i_still_end = 0;
 643             }
 644             else
 645             {
 646                 p_sys->p_ev->i_still_end = (int64_t)event->length *
 647                     1000000 + mdate() + p_sys->p_input->i_pts_delay;
 648             }
 649         }
 650         vlc_mutex_unlock( &p_sys->p_ev->lock );
 651         msleep( 40000 );
 652         break;
 653     }
 654
 655     case DVDNAV_SPU_CLUT_CHANGE:
 656     {
 657         int i;
 658
 659         msg_Dbg( p_demux, "DVDNAV_SPU_CLUT_CHANGE" );
 660         /* Update color lookup table (16 *uint32_t in packet) */
 661         memcpy( p_sys->clut, packet, 16 * sizeof( uint32_t ) );
 662
 663         /* HACK to get the SPU tracks registered in the right order */
 664         for( i = 0; i < 0x1f; i++ )
 665         {
 666             if( dvdnav_spu_stream_to_lang( p_sys->dvdnav, i ) != 0xffff )
 667                 ESNew( p_demux, 0xbd20 + i );
 668         }
 669         /* END HACK */
 670         break;
 671     }
 672
 673     case DVDNAV_SPU_STREAM_CHANGE:
 674     {
 675         dvdnav_spu_stream_change_event_t *event =
 676             (dvdnav_spu_stream_change_event_t*)packet;
 677         int i;
 678
 679         msg_Dbg( p_demux, "DVDNAV_SPU_STREAM_CHANGE" );
 680         msg_Dbg( p_demux, "     - physical_wide=%d",
 681                  event->physical_wide );
 682         msg_Dbg( p_demux, "     - physical_letterbox=%d",
 683                  event->physical_letterbox);
 684         msg_Dbg( p_demux, "     - physical_pan_scan=%d",
 685                  event->physical_pan_scan );
 686
 687         ESSubtitleUpdate( p_demux );
 688         p_sys->b_spu_change = true;
 689
 690         /* HACK to get the SPU tracks registered in the right order */
 691         for( i = 0; i < 0x1f; i++ )
 692         {
 693             if( dvdnav_spu_stream_to_lang( p_sys->dvdnav, i ) != 0xffff )
 694                 ESNew( p_demux, 0xbd20 + i );
 695         }
 696         /* END HACK */
 697         break;
 698     }
 699
 700     case DVDNAV_AUDIO_STREAM_CHANGE:
 701     {
 702         dvdnav_audio_stream_change_event_t *event =
 703             (dvdnav_audio_stream_change_event_t*)packet;
 704         msg_Dbg( p_demux, "DVDNAV_AUDIO_STREAM_CHANGE" );
 705         msg_Dbg( p_demux, "     - physical=%d", event->physical );
 706         /* TODO */
 707         break;
 708     }
 709
 710     case DVDNAV_VTS_CHANGE:
 711     {
 712         int32_t i_title = 0;
 713         int32_t i_part  = 0;
 714         int i;
 715
 716         dvdnav_vts_change_event_t *event = (dvdnav_vts_change_event_t*)packet;
 717         msg_Dbg( p_demux, "DVDNAV_VTS_CHANGE" );
 718         msg_Dbg( p_demux, "     - vtsN=%d", event->new_vtsN );
 719         msg_Dbg( p_demux, "     - domain=%d", event->new_domain );
 720
 721         /* dvdnav_get_video_aspect / dvdnav_get_video_scale_permission */
 722         /* TODO check if we always have VTS and CELL */
 723         p_sys->i_aspect = dvdnav_get_video_aspect( p_sys->dvdnav );
 724
 725         /* reset PCR */
 726         es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
 727
 728         for( i = 0; i < PS_TK_COUNT; i++ )
 729         {
 730             ps_track_t *tk = &p_sys->tk[i];
 731             if( tk->b_seen )
 732             {
 733                 es_format_Clean( &tk->fmt );
 734                 if( tk->es ) es_out_Del( p_demux->out, tk->es );
 735             }
 736             tk->b_seen = false;
 737         }
 738
 739         if( dvdnav_current_title_info( p_sys->dvdnav, &i_title,
 740                                        &i_part ) == DVDNAV_STATUS_OK )
 741         {
 742             if( i_title >= 0 && i_title < p_sys->i_title &&
 743                 p_demux->info.i_title != i_title )
 744             {
 745                 p_demux->info.i_update |= INPUT_UPDATE_TITLE;
 746                 p_demux->info.i_title = i_title;
 747             }
 748         }
 749         break;
 750     }
 751
 752     case DVDNAV_CELL_CHANGE:
 753     {
 754         int32_t i_title = 0;
 755         int32_t i_part  = 0;
 756
 757         dvdnav_cell_change_event_t *event =
 758             (dvdnav_cell_change_event_t*)packet;
 759         msg_Dbg( p_demux, "DVDNAV_CELL_CHANGE" );
 760         msg_Dbg( p_demux, "     - cellN=%d", event->cellN );
 761         msg_Dbg( p_demux, "     - pgN=%d", event->pgN );
 762         msg_Dbg( p_demux, "     - cell_length=%"PRId64, event->cell_length );
 763         msg_Dbg( p_demux, "     - pg_length=%"PRId64, event->pg_length );
 764         msg_Dbg( p_demux, "     - pgc_length=%"PRId64, event->pgc_length );
 765         msg_Dbg( p_demux, "     - cell_start=%"PRId64, event->cell_start );
 766         msg_Dbg( p_demux, "     - pg_start=%"PRId64, event->pg_start );
 767
 768         /* Store the lenght in time of the current PGC */
 769         p_sys->i_pgc_length = event->pgc_length / 90 * 1000;
 770
 771         /* FIXME is it correct or there is better way to know chapter change */
 772         if( dvdnav_current_title_info( p_sys->dvdnav, &i_title,
 773                                        &i_part ) == DVDNAV_STATUS_OK )
 774         {
 775             if( i_title >= 0 && i_title < p_sys->i_title &&
 776                 i_part >= 1 && i_part <= p_sys->title[i_title]->i_seekpoint &&
 777                 p_demux->info.i_seekpoint != i_part - 1 )
 778             {
 779                 p_demux->info.i_update |= INPUT_UPDATE_SEEKPOINT;
 780                 p_demux->info.i_seekpoint = i_part - 1;
 781             }
 782         }
 783         break;
 784     }
 785
 786     case DVDNAV_NAV_PACKET:
 787     {
 788 #ifdef DVDNAV_DEBUG
 789         msg_Dbg( p_demux, "DVDNAV_NAV_PACKET" );
 790 #endif
 791         /* A lot of thing to do here :
 792          *  - handle packet
 793          *  - fetch pts (for time display)
 794          *  - ...
 795          */
 796         DemuxBlock( p_demux, packet, i_len );
 797         if( p_sys->b_spu_change )
 798         {
 799             ButtonUpdate( p_demux, false );
 800             p_sys->b_spu_change = false;
 801         }
 802         break;
 803     }
 804
 805     case DVDNAV_STOP:   /* EOF */
 806         msg_Dbg( p_demux, "DVDNAV_STOP" );
 807
 808 #if DVD_READ_CACHE
 809         dvdnav_free_cache_block( p_sys->dvdnav, packet );
 810 #endif
 811         return 0;
 812
 813     case DVDNAV_HIGHLIGHT:
 814     {
 815         dvdnav_highlight_event_t *event = (dvdnav_highlight_event_t*)packet;
 816         msg_Dbg( p_demux, "DVDNAV_HIGHLIGHT" );
 817         msg_Dbg( p_demux, "     - display=%d", event->display );
 818         msg_Dbg( p_demux, "     - buttonN=%d", event->buttonN );
 819         ButtonUpdate( p_demux, false );
 820         break;
 821     }
 822
 823     case DVDNAV_HOP_CHANNEL:
 824         msg_Dbg( p_demux, "DVDNAV_HOP_CHANNEL" );
 825         /* We should try to flush all our internal buffer */
 826         break;
 827
 828     case DVDNAV_WAIT:
 829         msg_Dbg( p_demux, "DVDNAV_WAIT" );
 830
 831         /* reset PCR */
 832         es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
 833         dvdnav_wait_skip( p_sys->dvdnav );
 834         break;
 835
 836     default:
 837         msg_Warn( p_demux, "Unknown event (0x%x)", i_event );
 838         break;
 839     }
 840
 841 #if DVD_READ_CACHE
 842     dvdnav_free_cache_block( p_sys->dvdnav, packet );
 843 #endif
 844
 845     return 1;
 846 }
 847
 848 /* Get a 2 char code
 849  * FIXME: partiallyy duplicated from src/input/es_out.c
 850  */
 851 static char *DemuxGetLanguageCode( demux_t *p_demux, const char *psz_var )
 852 {
 853     const iso639_lang_t *pl;
 854     char *psz_lang;
 855     char *p;
 856
 857     psz_lang = var_CreateGetString( p_demux, psz_var );
 858     /* XXX: we will use only the first value
 859      * (and ignore other ones in case of a list) */
 860     if( ( p = strchr( psz_lang, ',' ) ) ) *p = '\0';
 861
 862     for( pl = p_languages; pl->psz_iso639_1 != NULL; pl++ )
 863     {
 864         if( !strcasecmp( pl->psz_eng_name, psz_lang ) ||
 865             !strcasecmp( pl->psz_native_name, psz_lang ) ||
 866             !strcasecmp( pl->psz_iso639_1, psz_lang ) ||
 867             !strcasecmp( pl->psz_iso639_2T, psz_lang ) ||
 868             !strcasecmp( pl->psz_iso639_2B, psz_lang ) )
 869             break;
 870     }
 871
 872     free( psz_lang );
 873
 874     if( pl->psz_iso639_1 != NULL )
 875         return strdup( pl->psz_iso639_1 );
 876
 877     return strdup(LANGUAGE_DEFAULT);
 878 }
 879
 880 static void DemuxTitles( demux_t *p_demux )
 881 {
 882     demux_sys_t *p_sys = p_demux->p_sys;
 883     input_title_t *t;
 884     seekpoint_t *s;
 885     int32_t i_titles;
 886     int i;
 887
 888     /* Menu */
 889     t = vlc_input_title_New();
 890     t->b_menu = true;
 891     t->psz_name = strdup( "DVD Menu" );
 892
 893     s = vlc_seekpoint_New();
 894     s->psz_name = strdup( "Resume" );
 895     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 896
 897     s = vlc_seekpoint_New();
 898     s->psz_name = strdup( "Root" );
 899     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 900
 901     s = vlc_seekpoint_New();
 902     s->psz_name = strdup( "Title" );
 903     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 904
 905     s = vlc_seekpoint_New();
 906     s->psz_name = strdup( "Chapter" );
 907     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 908
 909     s = vlc_seekpoint_New();
 910     s->psz_name = strdup( "Subtitle" );
 911     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 912
 913     s = vlc_seekpoint_New();
 914     s->psz_name = strdup( "Audio" );
 915     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 916
 917     s = vlc_seekpoint_New();
 918     s->psz_name = strdup( "Angle" );
 919     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 920
 921     TAB_APPEND( p_sys->i_title, p_sys->title, t );
 922
 923     /* Find out number of titles/chapters */
 924     dvdnav_get_number_of_titles( p_sys->dvdnav, &i_titles );
 925     for( i = 1; i <= i_titles; i++ )
 926     {
 927         int32_t i_chapters = 0;
 928         int j;
 929
 930         dvdnav_get_number_of_parts( p_sys->dvdnav, i, &i_chapters );
 931
 932         t = vlc_input_title_New();
 933         for( j = 0; j < __MAX( i_chapters, 1 ); j++ )
 934         {
 935             s = vlc_seekpoint_New();
 936             TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 937         }
 938
 939         TAB_APPEND( p_sys->i_title, p_sys->title, t );
 940     }
 941 }
 942
 943 /*****************************************************************************
 944  * Update functions:
 945  *****************************************************************************/
 946 static void ButtonUpdate( demux_t *p_demux, bool b_mode )
 947 {
 948     demux_sys_t *p_sys = p_demux->p_sys;
 949     vlc_value_t val;
 950     int32_t i_title, i_part;
 951
 952     dvdnav_current_title_info( p_sys->dvdnav, &i_title, &i_part );
 953
 954     if( var_Get( p_sys->p_input, "highlight-mutex", &val ) == VLC_SUCCESS )
 955     {
 956         vlc_mutex_t *p_mutex = val.p_address;
 957         dvdnav_highlight_area_t hl;
 958         int32_t i_button;
 959         bool    b_button_ok;
 960
 961         if( dvdnav_get_current_highlight( p_sys->dvdnav, &i_button )
 962             != DVDNAV_STATUS_OK )
 963         {
 964             msg_Err( p_demux, "dvdnav_get_current_highlight failed" );
 965             return;
 966         }
 967
 968         b_button_ok = false;
 969         if( i_button > 0 && i_title ==  0 )
 970         {
 971             pci_t *pci = dvdnav_get_current_nav_pci( p_sys->dvdnav );
 972
 973             b_button_ok = dvdnav_get_highlight_area( pci, i_button, b_mode, &hl ) == DVDNAV_STATUS_OK;
 974         }
 975         if( b_button_ok )
 976         {
 977             int i;
 978             for( i = 0; i < 4; i++ )
 979             {
 980                 uint32_t i_yuv = p_sys->clut[(hl.palette>>(16+i*4))&0x0f];
 981                 uint8_t i_alpha = ( (hl.palette>>(i*4))&0x0f ) * 0xff / 0xf;
 982
 983                 p_sys->palette[i][0] = (i_yuv >> 16) & 0xff;
 984                 p_sys->palette[i][1] = (i_yuv >> 0) & 0xff;
 985                 p_sys->palette[i][2] = (i_yuv >> 8) & 0xff;
 986                 p_sys->palette[i][3] = i_alpha;
 987             }
 988
 989             vlc_mutex_lock( p_mutex );
 990             val.i_int = hl.sx; var_Set( p_sys->p_input, "x-start", val );
 991             val.i_int = hl.ex; var_Set( p_sys->p_input, "x-end", val );
 992             val.i_int = hl.sy; var_Set( p_sys->p_input, "y-start", val );
 993             val.i_int = hl.ey; var_Set( p_sys->p_input, "y-end", val );
 994
 995             val.p_address = (void *)p_sys->palette;
 996             var_Set( p_sys->p_input, "menu-palette", val );
 997
 998             val.b_bool = true; var_Set( p_sys->p_input, "highlight", val );
 999             vlc_mutex_unlock( p_mutex );
1000
1001             msg_Dbg( p_demux, "buttonUpdate %d", i_button );
1002         }
1003         else
1004         {
1005             msg_Dbg( p_demux, "buttonUpdate not done b=%d t=%d",
1006                      i_button, i_title );
1007
1008             /* Show all */
1009             vlc_mutex_lock( p_mutex );
1010             val.b_bool = false;
1011             var_Set( p_sys->p_input, "highlight", val );
1012             vlc_mutex_unlock( p_mutex );
1013         }
1014     }
1015 }
1016
1017 static void ESSubtitleUpdate( demux_t *p_demux )
1018 {
1019     demux_sys_t *p_sys = p_demux->p_sys;
1020     int         i_spu = dvdnav_get_active_spu_stream( p_sys->dvdnav );
1021     int32_t i_title, i_part;
1022
1023     ButtonUpdate( p_demux, false );
1024
1025     dvdnav_current_title_info( p_sys->dvdnav, &i_title, &i_part );
1026     if( i_title > 0 ) return;
1027
1028     if( i_spu >= 0 && i_spu <= 0x1f )
1029     {
1030         ps_track_t *tk = &p_sys->tk[PS_ID_TO_TK(0xbd20 + i_spu)];
1031
1032         ESNew( p_demux, 0xbd20 + i_spu );
1033
1034         /* be sure to unselect it (reset) */
1035         es_out_Control( p_demux->out, ES_OUT_SET_ES_STATE, tk->es,
1036                         (bool)false );
1037
1038         /* now select it */
1039         es_out_Control( p_demux->out, ES_OUT_SET_ES, tk->es );
1040     }
1041     else
1042     {
1043         for( i_spu = 0; i_spu <= 0x1F; i_spu++ )
1044         {
1045             ps_track_t *tk = &p_sys->tk[PS_ID_TO_TK(0xbd20 + i_spu)];
1046             if( tk->b_seen )
1047             {
1048                 es_out_Control( p_demux->out, ES_OUT_SET_ES_STATE, tk->es,
1049                                 (bool)false );
1050             }
1051         }
1052     }
1053 }
1054
1055 /*****************************************************************************
1056  * DemuxBlock: demux a given block
1057  *****************************************************************************/
1058 static int DemuxBlock( demux_t *p_demux, const uint8_t *pkt, int i_pkt )
1059 {
1060     demux_sys_t *p_sys = p_demux->p_sys;
1061     const uint8_t     *p = pkt;
1062
1063     while( p < &pkt[i_pkt] )
1064     {
1065         int i_size = ps_pkt_size( p, &pkt[i_pkt] - p );
1066         block_t *p_pkt;
1067         if( i_size <= 0 )
1068         {
1069             break;
1070         }
1071
1072         /* Create a block */
1073         p_pkt = block_New( p_demux, i_size );
1074         memcpy( p_pkt->p_buffer, p, i_size);
1075
1076         /* Parse it and send it */
1077         switch( 0x100 | p[3] )
1078         {
1079         case 0x1b9:
1080         case 0x1bb:
1081         case 0x1bc:
1082 #ifdef DVDNAV_DEBUG
1083             if( p[3] == 0xbc )
1084             {
1085                 msg_Warn( p_demux, "received a PSM packet" );
1086             }
1087             else if( p[3] == 0xbb )
1088             {
1089                 msg_Warn( p_demux, "received a SYSTEM packet" );
1090             }
1091 #endif
1092             block_Release( p_pkt );
1093             break;
1094
1095         case 0x1ba:
1096         {
1097             int64_t i_scr;
1098             int i_mux_rate;
1099             if( !ps_pkt_parse_pack( p_pkt, &i_scr, &i_mux_rate ) )
1100             {
1101                 es_out_Control( p_demux->out, ES_OUT_SET_PCR, i_scr );
1102                 if( i_mux_rate > 0 ) p_sys->i_mux_rate = i_mux_rate;
1103             }
1104             block_Release( p_pkt );
1105             break;
1106         }
1107         default:
1108         {
1109             int i_id = ps_pkt_id( p_pkt );
1110             if( i_id >= 0xc0 )
1111             {
1112                 ps_track_t *tk = &p_sys->tk[PS_ID_TO_TK(i_id)];
1113
1114                 if( !tk->b_seen )
1115                 {
1116                     ESNew( p_demux, i_id );
1117                 }
1118                 if( tk->b_seen && tk->es &&
1119                     !ps_pkt_parse_pes( p_pkt, tk->i_skip ) )
1120                 {
1121                     es_out_Send( p_demux->out, tk->es, p_pkt );
1122                 }
1123                 else
1124                 {
1125                     block_Release( p_pkt );
1126                 }
1127             }
1128             else
1129             {
1130                 block_Release( p_pkt );
1131             }
1132             break;
1133         }
1134         }
1135
1136         p += i_size;
1137     }
1138
1139     return VLC_SUCCESS;
1140 }
1141
1142 /*****************************************************************************
1143  * ESNew: register a new elementary stream
1144  *****************************************************************************/
1145 static void ESNew( demux_t *p_demux, int i_id )
1146 {
1147     demux_sys_t *p_sys = p_demux->p_sys;
1148     ps_track_t  *tk = &p_sys->tk[PS_ID_TO_TK(i_id)];
1149     bool  b_select = false;
1150
1151     if( tk->b_seen ) return;
1152
1153     if( ps_track_fill( tk, 0, i_id ) )
1154     {
1155         msg_Warn( p_demux, "unknown codec for id=0x%x", i_id );
1156         return;
1157     }
1158
1159     /* Add a new ES */
1160     if( tk->fmt.i_cat == VIDEO_ES )
1161     {
1162         switch( p_sys->i_aspect )
1163         {
1164         case 1: tk->fmt.video.i_aspect = VOUT_ASPECT_FACTOR; break;
1165         case 2: tk->fmt.video.i_aspect = VOUT_ASPECT_FACTOR * 4 / 3; break;
1166         case 3: tk->fmt.video.i_aspect = VOUT_ASPECT_FACTOR * 16 / 9; break;
1167         case 4: tk->fmt.video.i_aspect = VOUT_ASPECT_FACTOR * 221 / 10; break;
1168         default:
1169             tk->fmt.video.i_aspect = 0;
1170             break;
1171         }
1172         b_select = true;
1173     }
1174     else if( tk->fmt.i_cat == AUDIO_ES )
1175     {
1176         int i_audio = -1;
1177         /* find the audio number PLEASE find another way */
1178         if( (i_id&0xbdf8) == 0xbd88 )       /* dts */
1179         {
1180             i_audio = i_id&0x07;
1181         }
1182         else if( (i_id&0xbdf0) == 0xbd80 )  /* a52 */
1183         {
1184             i_audio = i_id&0xf;
1185         }
1186         else if( (i_id&0xbdf0) == 0xbda0 )  /* lpcm */
1187         {
1188             i_audio = i_id&0x1f;
1189         }
1190         else if( ( i_id&0xe0 ) == 0xc0 )    /* mpga */
1191         {
1192             i_audio = i_id&0x1f;
1193         }
1194         if( i_audio >= 0 )
1195         {
1196             int i_lang = dvdnav_audio_stream_to_lang( p_sys->dvdnav, i_audio );
1197             if( i_lang != 0xffff )
1198             {
1199                 tk->fmt.psz_language = malloc( 3 );
1200                 tk->fmt.psz_language[0] = (i_lang >> 8)&0xff;
1201                 tk->fmt.psz_language[1] = (i_lang     )&0xff;
1202                 tk->fmt.psz_language[2] = 0;
1203             }
1204             if( dvdnav_get_active_audio_stream( p_sys->dvdnav ) == i_audio )
1205             {
1206                 b_select = true;
1207             }
1208         }
1209     }
1210     else if( tk->fmt.i_cat == SPU_ES )
1211     {
1212         int32_t i_title, i_part;
1213         int i_lang = dvdnav_spu_stream_to_lang( p_sys->dvdnav, i_id&0x1f );
1214         if( i_lang != 0xffff )
1215         {
1216             tk->fmt.psz_language = malloc( 3 );
1217             tk->fmt.psz_language[0] = (i_lang >> 8)&0xff;
1218             tk->fmt.psz_language[1] = (i_lang     )&0xff;
1219             tk->fmt.psz_language[2] = 0;
1220         }
1221
1222         /* Palette */
1223         tk->fmt.subs.spu.palette[0] = 0xBeef;
1224         memcpy( &tk->fmt.subs.spu.palette[1], p_sys->clut,
1225                 16 * sizeof( uint32_t ) );
1226
1227         /* We select only when we are not in the menu */
1228         dvdnav_current_title_info( p_sys->dvdnav, &i_title, &i_part );
1229         if( i_title > 0 &&
1230             dvdnav_get_active_spu_stream( p_sys->dvdnav ) == (i_id&0x1f) )
1231         {
1232             b_select = true;
1233         }
1234     }
1235
1236     tk->es = es_out_Add( p_demux->out, &tk->fmt );
1237     if( b_select )
1238     {
1239         es_out_Control( p_demux->out, ES_OUT_SET_ES, tk->es );
1240     }
1241     tk->b_seen = true;
1242
1243     if( tk->fmt.i_cat == VIDEO_ES ) ButtonUpdate( p_demux, false );
1244 }
1245
1246 /*****************************************************************************
1247  * Event handler code
1248  *****************************************************************************/
1249 static int  EventMouse( vlc_object_t *, char const *,
1250                         vlc_value_t, vlc_value_t, void * );
1251 static int  EventKey  ( vlc_object_t *, char const *,
1252                         vlc_value_t, vlc_value_t, void * );
1253
1254 static void* EventThread( vlc_object_t *p_this )
1255 {
1256     event_thread_t *p_ev = (event_thread_t*)p_this;
1257     demux_sys_t    *p_sys = p_ev->p_demux->p_sys;
1258     vlc_object_t   *p_vout = NULL;
1259
1260     vlc_mutex_init( &p_ev->lock );
1261     p_ev->b_moved   = false;
1262     p_ev->b_clicked = false;
1263     p_ev->i_key_action = 0;
1264     p_ev->b_still   = false;
1265
1266     int canc = vlc_savecancel ();
1267
1268     /* catch all key event */
1269     var_AddCallback( p_ev->p_libvlc, "key-action", EventKey, p_ev );
1270
1271     /* main loop */
1272     while( vlc_object_alive (p_ev) )
1273     {
1274         bool b_activated = false;
1275
1276         /* KEY part */
1277         if( p_ev->i_key_action != 0 )
1278         {
1279             pci_t *pci = dvdnav_get_current_nav_pci( p_sys->dvdnav );
1280
1281             vlc_mutex_lock( &p_ev->lock );
1282             switch( p_ev->i_key_action )
1283             {
1284             case ACTIONID_NAV_LEFT:
1285                 dvdnav_left_button_select( p_sys->dvdnav, pci );
1286                 break;
1287             case ACTIONID_NAV_RIGHT:
1288                 dvdnav_right_button_select( p_sys->dvdnav, pci );
1289                 break;
1290             case ACTIONID_NAV_UP:
1291                 dvdnav_upper_button_select( p_sys->dvdnav, pci );
1292                 break;
1293             case ACTIONID_NAV_DOWN:
1294                 dvdnav_lower_button_select( p_sys->dvdnav, pci );
1295                 break;
1296             case ACTIONID_NAV_ACTIVATE:
1297                 b_activated = true;
1298                 ButtonUpdate( p_ev->p_demux, true );
1299                 dvdnav_button_activate( p_sys->dvdnav, pci );
1300                 break;
1301             default:
1302                 break;
1303             }
1304             p_ev->i_key_action = 0;
1305             vlc_mutex_unlock( &p_ev->lock );
1306         }
1307
1308         /* VOUT part */
1309         if( p_vout && ( p_ev->b_moved || p_ev->b_clicked ) )
1310         {
1311             pci_t *pci = dvdnav_get_current_nav_pci( p_sys->dvdnav );
1312             vlc_value_t valx, valy;
1313
1314             vlc_mutex_lock( &p_ev->lock );
1315             var_Get( p_vout, "mouse-x", &valx );
1316             var_Get( p_vout, "mouse-y", &valy );
1317
1318             if( p_ev->b_moved )
1319             {
1320                 dvdnav_mouse_select( p_sys->dvdnav, pci, valx.i_int,
1321                                      valy.i_int );
1322             }
1323             if( p_ev->b_clicked )
1324             {
1325                 b_activated = true;
1326                 ButtonUpdate( p_ev->p_demux, true );
1327                 dvdnav_mouse_activate( p_sys->dvdnav, pci, valx.i_int,
1328                                        valy.i_int );
1329             }
1330
1331             p_ev->b_moved = false;
1332             p_ev->b_clicked = false;
1333             vlc_mutex_unlock( &p_ev->lock );
1334         }
1335         if( p_vout && !vlc_object_alive (p_vout) )
1336         {
1337             var_DelCallback( p_vout, "mouse-moved", EventMouse, p_ev );
1338             var_DelCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
1339             vlc_object_release( p_vout );
1340             p_vout = NULL;
1341         }
1342         if( p_vout == NULL )
1343         {
1344             p_vout = vlc_object_find( p_sys->p_input, VLC_OBJECT_VOUT,
1345                                       FIND_CHILD );
1346             if( p_vout)
1347             {
1348                 var_AddCallback( p_vout, "mouse-moved", EventMouse, p_ev );
1349                 var_AddCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
1350             }
1351         }
1352
1353         /* Still part */
1354         vlc_mutex_lock( &p_ev->lock );
1355         if( p_ev->b_still )
1356         {
1357             if( /* b_activated || // This breaks menus */
1358                 ( p_ev->i_still_end > 0 && p_ev->i_still_end < mdate() ))
1359             {
1360                 p_ev->b_still = false;
1361                 dvdnav_still_skip( p_sys->dvdnav );
1362             }
1363         }
1364         vlc_mutex_unlock( &p_ev->lock );
1365
1366         /* Wait a bit */
1367         msleep( 10000 );
1368     }
1369
1370     /* Release callback */
1371     if( p_vout )
1372     {
1373         var_DelCallback( p_vout, "mouse-moved", EventMouse, p_ev );
1374         var_DelCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
1375         vlc_object_release( p_vout );
1376     }
1377     var_DelCallback( p_ev->p_libvlc, "key-action", EventKey, p_ev );
1378     vlc_restorecancel (canc);
1379     vlc_mutex_destroy( &p_ev->lock );
1380
1381     return NULL;
1382 }
1383
1384 static int EventMouse( vlc_object_t *p_this, char const *psz_var,
1385                        vlc_value_t oldval, vlc_value_t newval, void *p_data )
1386 {
1387     (void)p_this;    (void)oldval;    (void)newval;    (void)p_data;
1388     event_thread_t *p_ev = p_data;
1389     vlc_mutex_lock( &p_ev->lock );
1390     if( psz_var[6] == 'c' )
1391         p_ev->b_clicked = true;
1392     else if( psz_var[6] == 'm' )
1393         p_ev->b_moved = true;
1394     vlc_mutex_unlock( &p_ev->lock );
1395
1396     return VLC_SUCCESS;
1397 }
1398
1399 static int EventKey( vlc_object_t *p_this, char const *psz_var,
1400                      vlc_value_t oldval, vlc_value_t newval, void *p_data )
1401 {
1402     (void)p_this;    (void)psz_var;    (void)oldval;
1403     event_thread_t *p_ev = p_data;
1404     vlc_mutex_lock( &p_ev->lock );
1405     p_ev->i_key_action = newval.i_int;
1406     vlc_mutex_unlock( &p_ev->lock );
1407
1408     return VLC_SUCCESS;
1409 }
1410
1411 /*****************************************************************************
1412  * ProbeDVD: very weak probing that avoids going too often into a dvdnav_open()
1413  *****************************************************************************/
1414 static int ProbeDVD( demux_t *p_demux, char *psz_name )
1415 {
1416     (void)p_demux;
1417 #ifdef HAVE_SYS_STAT_H
1418     struct stat stat_info;
1419     uint8_t pi_anchor[2];
1420     uint16_t i_tag_id = 0;
1421     int i_fd, i_ret;
1422
1423     if( !*psz_name )
1424     {
1425         /* Triggers libdvdcss autodetection */
1426         return VLC_SUCCESS;
1427     }
1428
1429     if( stat( psz_name, &stat_info ) || !S_ISREG( stat_info.st_mode ) )
1430     {
1431         /* Let dvdnav_open() do the probing */
1432         return VLC_SUCCESS;
1433     }
1434
1435     if( (i_fd = open( psz_name, O_RDONLY )) == -1 )
1436     {
1437         /* Let dvdnav_open() do the probing */
1438         return VLC_SUCCESS;
1439     }
1440
1441     /* Try to find the anchor (2 bytes at LBA 256) */
1442     i_ret = VLC_SUCCESS;
1443     if( lseek( i_fd, 256 * DVD_VIDEO_LB_LEN, SEEK_SET ) == -1 )
1444     {
1445         i_ret = VLC_EGENERIC;
1446     }
1447
1448     if( read( i_fd, pi_anchor, 2 ) == 2 )
1449     {
1450         i_tag_id = GetWLE(pi_anchor);
1451         if( i_tag_id != 2 ) i_ret = VLC_EGENERIC; /* Not an anchor */
1452     }
1453     else
1454     {
1455         i_ret = VLC_EGENERIC;
1456     }
1457
1458     close( i_fd );
1459
1460     return i_ret;
1461 #else
1462
1463     return VLC_SUCCESS;
1464 #endif
1465 }