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 #include <vlc/vlc.h>
  29 #include <vlc_input.h>
  30 #include <vlc_access.h>
  31 #include <vlc_demux.h>
  32
  33 #include <vlc_interface.h>
  34
  35 #ifdef HAVE_UNISTD_H
  36 #   include <unistd.h>
  37 #endif
  38 #ifdef HAVE_SYS_TYPES_H
  39 #   include <sys/types.h>
  40 #endif
  41 #ifdef HAVE_SYS_STAT_H
  42 #   include <sys/stat.h>
  43 #endif
  44 #ifdef HAVE_FCNTL_H
  45 #   include <fcntl.h>
  46 #endif
  47
  48 #include "vlc_keys.h"
  49 #include "iso_lang.h"
  50
  51 /* FIXME we should find a better way than including that */
  52 #include "../../src/text/iso-639_def.h"
  53
  54
  55 #include <dvdnav/dvdnav.h>
  56
  57 #include "../demux/ps.h"
  58
  59 /*****************************************************************************
  60  * Module descriptor
  61  *****************************************************************************/
  62 #define ANGLE_TEXT N_("DVD angle")
  63 #define ANGLE_LONGTEXT N_( \
  64      "Default DVD angle." )
  65
  66 #define CACHING_TEXT N_("Caching value in ms")
  67 #define CACHING_LONGTEXT N_( \
  68     "Caching value for DVDs. This "\
  69     "value should be set in milliseconds." )
  70 #define MENU_TEXT N_("Start directly in menu")
  71 #define MENU_LONGTEXT N_( \
  72     "Start the DVD directly in the main menu. This "\
  73     "will try to skip all the useless warning introductions." )
  74
  75 #define LANGUAGE_DEFAULT ("en")
  76
  77 static int  Open ( vlc_object_t * );
  78 static void Close( vlc_object_t * );
  79
  80 vlc_module_begin();
  81     set_shortname( _("DVD with menus") );
  82     set_description( _("DVDnav Input") );
  83     set_category( CAT_INPUT );
  84     set_subcategory( SUBCAT_INPUT_ACCESS );
  85     add_integer( "dvdnav-angle", 1, NULL, ANGLE_TEXT,
  86         ANGLE_LONGTEXT, VLC_FALSE );
  87         change_safe();
  88     add_integer( "dvdnav-caching", DEFAULT_PTS_DELAY / 1000, NULL,
  89         CACHING_TEXT, CACHING_LONGTEXT, VLC_TRUE );
  90         change_safe();
  91     add_bool( "dvdnav-menu", VLC_TRUE, NULL,
  92         MENU_TEXT, MENU_LONGTEXT, VLC_FALSE );
  93         change_safe();
  94     set_capability( "access_demux", 5 );
  95     add_shortcut( "dvd" );
  96     add_shortcut( "dvdnav" );
  97     set_callbacks( Open, Close );
  98 vlc_module_end();
  99
 100 /* Shall we use libdvdnav's read ahead cache? */
 101 #define DVD_READ_CACHE 1
 102
 103 /*****************************************************************************
 104  * Local prototypes
 105  *****************************************************************************/
 106 typedef struct
 107 {
 108     VLC_COMMON_MEMBERS
 109
 110     demux_t        *p_demux;
 111     vlc_mutex_t     lock;
 112
 113     vlc_bool_t      b_moved;
 114     vlc_bool_t      b_clicked;
 115     vlc_bool_t      b_key;
 116
 117     vlc_bool_t      b_still;
 118     int64_t         i_still_end;
 119
 120 } event_thread_t;
 121
 122 static int EventThread( vlc_object_t * );
 123
 124 struct demux_sys_t
 125 {
 126     dvdnav_t    *dvdnav;
 127
 128     /* track */
 129     ps_track_t  tk[PS_TK_COUNT];
 130     int         i_mux_rate;
 131
 132     /* for spu variables */
 133     input_thread_t *p_input;
 134
 135     /* event */
 136     event_thread_t *p_ev;
 137
 138     /* palette for menus */
 139     uint32_t clut[16];
 140     uint8_t  palette[4][4];
 141     vlc_bool_t b_spu_change;
 142
 143     /* */
 144     int i_aspect;
 145
 146     int           i_title;
 147     input_title_t **title;
 148
 149     /* lenght of program group chain */
 150     mtime_t     i_pgc_length;
 151 };
 152
 153 static int Control( demux_t *, int, va_list );
 154 static int Demux( demux_t * );
 155 static int DemuxBlock( demux_t *, uint8_t *, int );
 156
 157 static void DemuxTitles( demux_t * );
 158 static void ESSubtitleUpdate( demux_t * );
 159 static void ButtonUpdate( demux_t *, vlc_bool_t );
 160
 161 static void ESNew( demux_t *, int );
 162 static int ProbeDVD( demux_t *, char * );
 163
 164 static char *DemuxGetLanguageCode( demux_t *p_demux, const char *psz_var );
 165
 166 /*****************************************************************************
 167  * DemuxOpen:
 168  *****************************************************************************/
 169 static int Open( vlc_object_t *p_this )
 170 {
 171     demux_t     *p_demux = (demux_t*)p_this;
 172     demux_sys_t *p_sys;
 173     dvdnav_t    *p_dvdnav;
 174     int         i_angle;
 175     char        *psz_name;
 176     char        *psz_code;
 177     vlc_value_t val;
 178
 179     if( !p_demux->psz_path || !*p_demux->psz_path )
 180     {
 181         /* Only when selected */
 182         if( !p_this->b_force ) return VLC_EGENERIC;
 183
 184         psz_name = var_CreateGetString( p_this, "dvd" );
 185         if( !psz_name )
 186         {
 187             psz_name = strdup("");
 188         }
 189     }
 190     else
 191         psz_name = strdup( p_demux->psz_path );
 192
 193 #ifdef WIN32
 194     if( psz_name[0] && psz_name[1] == ':' &&
 195         psz_name[2] == '\\' && psz_name[3] == '\0' ) psz_name[2] = '\0';
 196 #endif
 197
 198     /* Try some simple probing to avoid going through dvdnav_open too often */
 199     if( ProbeDVD( p_demux, psz_name ) != VLC_SUCCESS )
 200     {
 201         free( psz_name );
 202         return VLC_EGENERIC;
 203     }
 204
 205     /* Open dvdnav */
 206     if( dvdnav_open( &p_dvdnav, psz_name ) != DVDNAV_STATUS_OK )
 207     {
 208         msg_Warn( p_demux, "cannot open dvdnav" );
 209         free( psz_name );
 210         return VLC_EGENERIC;
 211     }
 212     free( psz_name );
 213
 214     /* Fill p_demux field */
 215     DEMUX_INIT_COMMON(); p_sys = p_demux->p_sys;
 216     p_sys->dvdnav = p_dvdnav;
 217
 218     ps_track_init( p_sys->tk );
 219     p_sys->i_aspect = -1;
 220     p_sys->i_mux_rate = 0;
 221     p_sys->i_pgc_length = 0;
 222     p_sys->b_spu_change = VLC_FALSE;
 223
 224     if( 1 )
 225     {
 226         // Hack for libdvdnav CVS.
 227         // Without it dvdnav_get_number_of_titles() fails.
 228         // Remove when fixed in libdvdnav CVS.
 229         uint8_t buffer[DVD_VIDEO_LB_LEN];
 230         int i_event, i_len;
 231
 232         if( dvdnav_get_next_block( p_sys->dvdnav, buffer, &i_event, &i_len )
 233               == DVDNAV_STATUS_ERR )
 234         {
 235             msg_Warn( p_demux, "dvdnav_get_next_block failed" );
 236         }
 237
 238         dvdnav_sector_search( p_sys->dvdnav, 0, SEEK_SET );
 239     }
 240
 241     /* Configure dvdnav */
 242     if( dvdnav_set_readahead_flag( p_sys->dvdnav, DVD_READ_CACHE ) !=
 243           DVDNAV_STATUS_OK )
 244     {
 245         msg_Warn( p_demux, "cannot set read-a-head flag" );
 246     }
 247
 248     if( dvdnav_set_PGC_positioning_flag( p_sys->dvdnav, 1 ) !=
 249           DVDNAV_STATUS_OK )
 250     {
 251         msg_Warn( p_demux, "cannot set PGC positioning flag" );
 252     }
 253
 254     /* Set menu language ("en")
 255      * XXX: maybe it would be better to set it like audio/spu
 256      * or to create a --menu-language option */
 257     if( dvdnav_menu_language_select( p_sys->dvdnav, LANGUAGE_DEFAULT ) !=
 258         DVDNAV_STATUS_OK )
 259     {
 260         msg_Warn( p_demux, "can't set menu language to '%s' (%s)",
 261                   LANGUAGE_DEFAULT, dvdnav_err_to_string( p_sys->dvdnav ) );
 262     }
 263
 264     /* Set audio language */
 265     psz_code = DemuxGetLanguageCode( p_demux, "audio-language" );
 266     if( dvdnav_audio_language_select( p_sys->dvdnav, psz_code ) !=
 267         DVDNAV_STATUS_OK )
 268     {
 269         msg_Warn( p_demux, "can't set audio language to '%s' (%s)",
 270                   psz_code, dvdnav_err_to_string( p_sys->dvdnav ) );
 271         /* We try to fall back to 'en' */
 272         if( strcmp( psz_code, LANGUAGE_DEFAULT ) )
 273             dvdnav_audio_language_select( p_sys->dvdnav, LANGUAGE_DEFAULT );
 274     }
 275     free( psz_code );
 276
 277     /* Set spu language */
 278     psz_code = DemuxGetLanguageCode( p_demux, "sub-language" );
 279     if( dvdnav_spu_language_select( p_sys->dvdnav, psz_code ) !=
 280         DVDNAV_STATUS_OK )
 281     {
 282         msg_Warn( p_demux, "can't set spu language to '%s' (%s)",
 283                   psz_code, dvdnav_err_to_string( p_sys->dvdnav ) );
 284         /* We try to fall back to 'en' */
 285         if( strcmp( psz_code, LANGUAGE_DEFAULT ) )
 286             dvdnav_spu_language_select(p_sys->dvdnav, LANGUAGE_DEFAULT );
 287     }
 288     free( psz_code );
 289
 290     DemuxTitles( p_demux );
 291
 292     var_Create( p_demux, "dvdnav-menu", VLC_VAR_BOOL|VLC_VAR_DOINHERIT );
 293     var_Get( p_demux, "dvdnav-menu", &val );
 294     if( val.b_bool )
 295     {
 296         msg_Dbg( p_demux, "trying to go to dvd menu" );
 297
 298         if( dvdnav_title_play( p_sys->dvdnav, 1 ) != DVDNAV_STATUS_OK )
 299         {
 300             msg_Err( p_demux, "cannot set title (can't decrypt DVD?)" );
 301             intf_UserFatal( p_demux, VLC_FALSE, _("Playback failure"),
 302                             _("VLC cannot set the DVD's title. It possibly "
 303                               "cannot decrypt the entire disk.") );
 304             dvdnav_close( p_sys->dvdnav );
 305             free( p_sys );
 306             return VLC_EGENERIC;
 307         }
 308
 309         if( dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Title ) !=
 310             DVDNAV_STATUS_OK )
 311         {
 312             /* Try going to menu root */
 313             if( dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Root ) !=
 314                 DVDNAV_STATUS_OK )
 315                     msg_Warn( p_demux, "cannot go to dvd menu" );
 316         }
 317     }
 318
 319     var_Create( p_demux, "dvdnav-angle", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
 320     var_Get( p_demux, "dvdnav-angle", &val );
 321     i_angle = val.i_int > 0 ? val.i_int : 1;
 322
 323     /* Update default_pts to a suitable value for dvdnav access */
 324     var_Create( p_demux, "dvdnav-caching", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
 325
 326     /* FIXME hack hack hack hack FIXME */
 327     /* Get p_input and create variable */
 328     p_sys->p_input = vlc_object_find( p_demux, VLC_OBJECT_INPUT, FIND_PARENT );
 329     var_Create( p_sys->p_input, "x-start", VLC_VAR_INTEGER );
 330     var_Create( p_sys->p_input, "y-start", VLC_VAR_INTEGER );
 331     var_Create( p_sys->p_input, "x-end", VLC_VAR_INTEGER );
 332     var_Create( p_sys->p_input, "y-end", VLC_VAR_INTEGER );
 333     var_Create( p_sys->p_input, "color", VLC_VAR_ADDRESS );
 334     var_Create( p_sys->p_input, "menu-palette", VLC_VAR_ADDRESS );
 335     var_Create( p_sys->p_input, "highlight", VLC_VAR_BOOL );
 336     var_Create( p_sys->p_input, "highlight-mutex", VLC_VAR_MUTEX );
 337
 338     /* Now create our event thread catcher */
 339     p_sys->p_ev = vlc_object_create( p_demux, sizeof( event_thread_t ) );
 340     p_sys->p_ev->p_demux = p_demux;
 341     vlc_thread_create( p_sys->p_ev, "dvdnav event thread handler", EventThread,
 342                        VLC_THREAD_PRIORITY_LOW, VLC_FALSE );
 343
 344     return VLC_SUCCESS;
 345 }
 346
 347 /*****************************************************************************
 348  * Close:
 349  *****************************************************************************/
 350 static void Close( vlc_object_t *p_this )
 351 {
 352     demux_t     *p_demux = (demux_t*)p_this;
 353     demux_sys_t *p_sys = p_demux->p_sys;
 354     int i;
 355
 356     /* stop the event handler */
 357     vlc_object_kill( p_sys->p_ev );
 358     vlc_thread_join( p_sys->p_ev );
 359     vlc_object_destroy( p_sys->p_ev );
 360
 361     var_Destroy( p_sys->p_input, "highlight-mutex" );
 362     var_Destroy( p_sys->p_input, "highlight" );
 363     var_Destroy( p_sys->p_input, "x-start" );
 364     var_Destroy( p_sys->p_input, "x-end" );
 365     var_Destroy( p_sys->p_input, "y-start" );
 366     var_Destroy( p_sys->p_input, "y-end" );
 367     var_Destroy( p_sys->p_input, "color" );
 368     var_Destroy( p_sys->p_input, "menu-palette" );
 369
 370     vlc_object_release( p_sys->p_input );
 371
 372     for( i = 0; i < PS_TK_COUNT; i++ )
 373     {
 374         ps_track_t *tk = &p_sys->tk[i];
 375         if( tk->b_seen )
 376         {
 377             es_format_Clean( &tk->fmt );
 378             if( tk->es ) es_out_Del( p_demux->out, tk->es );
 379         }
 380     }
 381
 382     dvdnav_close( p_sys->dvdnav );
 383     free( p_sys );
 384 }
 385
 386 /*****************************************************************************
 387  * Control:
 388  *****************************************************************************/
 389 static int Control( demux_t *p_demux, int i_query, va_list args )
 390 {
 391     demux_sys_t *p_sys = p_demux->p_sys;
 392     double f, *pf;
 393     vlc_bool_t *pb;
 394     int64_t *pi64;
 395     input_title_t ***ppp_title;
 396     int          *pi_int;
 397     int i;
 398
 399     switch( i_query )
 400     {
 401         case DEMUX_SET_POSITION:
 402         case DEMUX_GET_POSITION:
 403         case DEMUX_GET_TIME:
 404         case DEMUX_GET_LENGTH:
 405         {
 406             uint32_t pos, len;
 407             if( dvdnav_get_position( p_sys->dvdnav, &pos, &len ) !=
 408                   DVDNAV_STATUS_OK || len == 0 )
 409             {
 410                 return VLC_EGENERIC;
 411             }
 412
 413             if( i_query == DEMUX_GET_POSITION )
 414             {
 415                 pf = (double*)va_arg( args, double* );
 416                 *pf = (double)pos / (double)len;
 417                 return VLC_SUCCESS;
 418             }
 419             else if( i_query == DEMUX_SET_POSITION )
 420             {
 421                 f = (double)va_arg( args, double );
 422                 pos = f * len;
 423                 if( dvdnav_sector_search( p_sys->dvdnav, pos, SEEK_SET ) ==
 424                       DVDNAV_STATUS_OK )
 425                 {
 426                     return VLC_SUCCESS;
 427                 }
 428             }
 429             else if( i_query == DEMUX_GET_TIME )
 430             {
 431                 pi64 = (int64_t*)va_arg( args, int64_t * );
 432                 if( p_sys->i_pgc_length > 0 )
 433                 {
 434                     *pi64 = p_sys->i_pgc_length * pos / len;
 435                     return VLC_SUCCESS;
 436                 }
 437             }
 438             else if( i_query == DEMUX_GET_LENGTH )
 439             {
 440                 pi64 = (int64_t*)va_arg( args, int64_t * );
 441                 if( p_sys->i_pgc_length > 0 )
 442                 {
 443                     *pi64 = (int64_t)p_sys->i_pgc_length;
 444                     return VLC_SUCCESS;
 445                 }
 446             }
 447
 448             return VLC_EGENERIC;
 449         }
 450
 451         /* Special for access_demux */
 452         case DEMUX_CAN_PAUSE:
 453         case DEMUX_CAN_SEEK:
 454         case DEMUX_CAN_CONTROL_PACE:
 455             /* TODO */
 456             pb = (vlc_bool_t*)va_arg( args, vlc_bool_t * );
 457             *pb = VLC_TRUE;
 458             return VLC_SUCCESS;
 459
 460         case DEMUX_SET_PAUSE_STATE:
 461             return VLC_SUCCESS;
 462
 463         case DEMUX_GET_TITLE_INFO:
 464             ppp_title = (input_title_t***)va_arg( args, input_title_t*** );
 465             pi_int    = (int*)va_arg( args, int* );
 466             *((int*)va_arg( args, int* )) = 0; /* Title offset */
 467             *((int*)va_arg( args, int* )) = 1; /* Chapter offset */
 468
 469             /* Duplicate title infos */
 470             *pi_int = p_sys->i_title;
 471             *ppp_title = malloc( sizeof( input_title_t ** ) * p_sys->i_title );
 472             for( i = 0; i < p_sys->i_title; i++ )
 473             {
 474                 (*ppp_title)[i] = vlc_input_title_Duplicate( p_sys->title[i] );
 475             }
 476             return VLC_SUCCESS;
 477
 478         case DEMUX_SET_TITLE:
 479             i = (int)va_arg( args, int );
 480             if( ( i == 0 && dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Root )
 481                   != DVDNAV_STATUS_OK ) ||
 482                 ( i != 0 && dvdnav_title_play( p_sys->dvdnav, i )
 483                   != DVDNAV_STATUS_OK ) )
 484             {
 485                 msg_Warn( p_demux, "cannot set title/chapter" );
 486                 return VLC_EGENERIC;
 487             }
 488             p_demux->info.i_update |=
 489                 INPUT_UPDATE_TITLE | INPUT_UPDATE_SEEKPOINT;
 490             p_demux->info.i_title = i;
 491             p_demux->info.i_seekpoint = 0;
 492             return VLC_SUCCESS;
 493
 494         case DEMUX_SET_SEEKPOINT:
 495             i = (int)va_arg( args, int );
 496             if( p_demux->info.i_title == 0 )
 497             {
 498                 int i_ret;
 499                 /* Special case */
 500                 switch( i )
 501                 {
 502                 case 0:
 503                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Escape );
 504                     break;
 505                 case 1:
 506                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Root );
 507                     break;
 508                 case 2:
 509                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Title );
 510                     break;
 511                 case 3:
 512                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Part );
 513                     break;
 514                 case 4:
 515                     i_ret = dvdnav_menu_call( p_sys->dvdnav,
 516                                               DVD_MENU_Subpicture );
 517                     break;
 518                 case 5:
 519                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Audio );
 520                     break;
 521                 case 6:
 522                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Angle );
 523                     break;
 524                 default:
 525                     return VLC_EGENERIC;
 526                 }
 527
 528                 if( i_ret != DVDNAV_STATUS_OK )
 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             pi64 = (int64_t*)va_arg( args, int64_t * );
 543             *pi64 = (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 /*****************************************************************************
 567  * Demux:
 568  *****************************************************************************/
 569 static int Demux( demux_t *p_demux )
 570 {
 571     demux_sys_t *p_sys = p_demux->p_sys;
 572
 573     uint8_t buffer[DVD_VIDEO_LB_LEN];
 574     uint8_t *packet = buffer;
 575     int i_event;
 576     int i_len;
 577
 578 #if DVD_READ_CACHE
 579     if( dvdnav_get_next_cache_block( p_sys->dvdnav, &packet, &i_event, &i_len )
 580         == DVDNAV_STATUS_ERR )
 581 #else
 582     if( dvdnav_get_next_block( p_sys->dvdnav, packet, &i_event, &i_len )
 583         == DVDNAV_STATUS_ERR )
 584 #endif
 585     {
 586         msg_Warn( p_demux, "cannot get next block (%s)",
 587                   dvdnav_err_to_string( p_sys->dvdnav ) );
 588         return -1;
 589     }
 590
 591     switch( i_event )
 592     {
 593     case DVDNAV_BLOCK_OK:   /* mpeg block */
 594         DemuxBlock( p_demux, packet, i_len );
 595         break;
 596
 597     case DVDNAV_NOP:    /* Nothing */
 598         msg_Dbg( p_demux, "DVDNAV_NOP" );
 599         break;
 600
 601     case DVDNAV_STILL_FRAME:
 602     {
 603         dvdnav_still_event_t *event = (dvdnav_still_event_t*)packet;
 604         vlc_mutex_lock( &p_sys->p_ev->lock );
 605         if( !p_sys->p_ev->b_still )
 606         {
 607             msg_Dbg( p_demux, "DVDNAV_STILL_FRAME" );
 608             msg_Dbg( p_demux, "     - length=0x%x", event->length );
 609             p_sys->p_ev->b_still = VLC_TRUE;
 610             if( event->length == 0xff )
 611             {
 612                 p_sys->p_ev->i_still_end = 0;
 613             }
 614             else
 615             {
 616                 p_sys->p_ev->i_still_end = (int64_t)event->length *
 617                     1000000 + mdate() + p_sys->p_input->i_pts_delay;
 618             }
 619         }
 620         vlc_mutex_unlock( &p_sys->p_ev->lock );
 621         msleep( 40000 );
 622         break;
 623     }
 624
 625     case DVDNAV_SPU_CLUT_CHANGE:
 626     {
 627         int i;
 628
 629         msg_Dbg( p_demux, "DVDNAV_SPU_CLUT_CHANGE" );
 630         /* Update color lookup table (16 *uint32_t in packet) */
 631         memcpy( p_sys->clut, packet, 16 * sizeof( uint32_t ) );
 632
 633         /* HACK to get the SPU tracks registered in the right order */
 634         for( i = 0; i < 0x1f; i++ )
 635         {
 636             if( dvdnav_spu_stream_to_lang( p_sys->dvdnav, i ) != 0xffff )
 637                 ESNew( p_demux, 0xbd20 + i );
 638         }
 639         /* END HACK */
 640         break;
 641     }
 642
 643     case DVDNAV_SPU_STREAM_CHANGE:
 644     {
 645         dvdnav_spu_stream_change_event_t *event =
 646             (dvdnav_spu_stream_change_event_t*)packet;
 647         int i;
 648
 649         msg_Dbg( p_demux, "DVDNAV_SPU_STREAM_CHANGE" );
 650         msg_Dbg( p_demux, "     - physical_wide=%d",
 651                  event->physical_wide );
 652         msg_Dbg( p_demux, "     - physical_letterbox=%d",
 653                  event->physical_letterbox);
 654         msg_Dbg( p_demux, "     - physical_pan_scan=%d",
 655                  event->physical_pan_scan );
 656
 657         ESSubtitleUpdate( p_demux );
 658         p_sys->b_spu_change = VLC_TRUE;
 659
 660         /* HACK to get the SPU tracks registered in the right order */
 661         for( i = 0; i < 0x1f; i++ )
 662         {
 663             if( dvdnav_spu_stream_to_lang( p_sys->dvdnav, i ) != 0xffff )
 664                 ESNew( p_demux, 0xbd20 + i );
 665         }
 666         /* END HACK */
 667         break;
 668     }
 669
 670     case DVDNAV_AUDIO_STREAM_CHANGE:
 671     {
 672         dvdnav_audio_stream_change_event_t *event =
 673             (dvdnav_audio_stream_change_event_t*)packet;
 674         msg_Dbg( p_demux, "DVDNAV_AUDIO_STREAM_CHANGE" );
 675         msg_Dbg( p_demux, "     - physical=%d", event->physical );
 676         /* TODO */
 677         break;
 678     }
 679
 680     case DVDNAV_VTS_CHANGE:
 681     {
 682         int32_t i_title = 0;
 683         int32_t i_part  = 0;
 684         int i;
 685
 686         dvdnav_vts_change_event_t *event = (dvdnav_vts_change_event_t*)packet;
 687         msg_Dbg( p_demux, "DVDNAV_VTS_CHANGE" );
 688         msg_Dbg( p_demux, "     - vtsN=%d", event->new_vtsN );
 689         msg_Dbg( p_demux, "     - domain=%d", event->new_domain );
 690
 691         /* dvdnav_get_video_aspect / dvdnav_get_video_scale_permission */
 692         /* TODO check if we always have VTS and CELL */
 693         p_sys->i_aspect = dvdnav_get_video_aspect( p_sys->dvdnav );
 694
 695         /* reset PCR */
 696         es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
 697
 698         for( i = 0; i < PS_TK_COUNT; i++ )
 699         {
 700             ps_track_t *tk = &p_sys->tk[i];
 701             if( tk->b_seen )
 702             {
 703                 es_format_Clean( &tk->fmt );
 704                 if( tk->es ) es_out_Del( p_demux->out, tk->es );
 705             }
 706             tk->b_seen = VLC_FALSE;
 707         }
 708
 709         if( dvdnav_current_title_info( p_sys->dvdnav, &i_title,
 710                                        &i_part ) == DVDNAV_STATUS_OK )
 711         {
 712             if( i_title >= 0 && i_title < p_sys->i_title &&
 713                 p_demux->info.i_title != i_title )
 714             {
 715                 p_demux->info.i_update |= INPUT_UPDATE_TITLE;
 716                 p_demux->info.i_title = i_title;
 717             }
 718         }
 719         break;
 720     }
 721
 722     case DVDNAV_CELL_CHANGE:
 723     {
 724         int32_t i_title = 0;
 725         int32_t i_part  = 0;
 726
 727         dvdnav_cell_change_event_t *event =
 728             (dvdnav_cell_change_event_t*)packet;
 729         msg_Dbg( p_demux, "DVDNAV_CELL_CHANGE" );
 730         msg_Dbg( p_demux, "     - cellN=%d", event->cellN );
 731         msg_Dbg( p_demux, "     - pgN=%d", event->pgN );
 732         msg_Dbg( p_demux, "     - cell_length="I64Fd, event->cell_length );
 733         msg_Dbg( p_demux, "     - pg_length="I64Fd, event->pg_length );
 734         msg_Dbg( p_demux, "     - pgc_length="I64Fd, event->pgc_length );
 735         msg_Dbg( p_demux, "     - cell_start="I64Fd, event->cell_start );
 736         msg_Dbg( p_demux, "     - pg_start="I64Fd, event->pg_start );
 737
 738         /* Store the lenght in time of the current PGC */
 739         p_sys->i_pgc_length = event->pgc_length / 90 * 1000;
 740
 741         /* FIXME is it correct or there is better way to know chapter change */
 742         if( dvdnav_current_title_info( p_sys->dvdnav, &i_title,
 743                                        &i_part ) == DVDNAV_STATUS_OK )
 744         {
 745             if( i_title >= 0 && i_title < p_sys->i_title &&
 746                 i_part >= 1 && i_part <= p_sys->title[i_title]->i_seekpoint &&
 747                 p_demux->info.i_seekpoint != i_part - 1 )
 748             {
 749                 p_demux->info.i_update |= INPUT_UPDATE_SEEKPOINT;
 750                 p_demux->info.i_seekpoint = i_part - 1;
 751             }
 752         }
 753         break;
 754     }
 755
 756     case DVDNAV_NAV_PACKET:
 757     {
 758 #ifdef DVDNAV_DEBUG
 759         msg_Dbg( p_demux, "DVDNAV_NAV_PACKET" );
 760 #endif
 761         /* A lot of thing to do here :
 762          *  - handle packet
 763          *  - fetch pts (for time display)
 764          *  - ...
 765          */
 766         DemuxBlock( p_demux, packet, i_len );
 767         if( p_sys->b_spu_change )
 768         {
 769             ButtonUpdate( p_demux, VLC_FALSE );
 770             p_sys->b_spu_change = VLC_FALSE;
 771         }
 772         break;
 773     }
 774
 775     case DVDNAV_STOP:   /* EOF */
 776         msg_Dbg( p_demux, "DVDNAV_STOP" );
 777
 778 #if DVD_READ_CACHE
 779         dvdnav_free_cache_block( p_sys->dvdnav, packet );
 780 #endif
 781         return 0;
 782
 783     case DVDNAV_HIGHLIGHT:
 784     {
 785         dvdnav_highlight_event_t *event = (dvdnav_highlight_event_t*)packet;
 786         msg_Dbg( p_demux, "DVDNAV_HIGHLIGHT" );
 787         msg_Dbg( p_demux, "     - display=%d", event->display );
 788         msg_Dbg( p_demux, "     - buttonN=%d", event->buttonN );
 789         ButtonUpdate( p_demux, VLC_FALSE );
 790         break;
 791     }
 792
 793     case DVDNAV_HOP_CHANNEL:
 794         msg_Dbg( p_demux, "DVDNAV_HOP_CHANNEL" );
 795         /* We should try to flush all our internal buffer */
 796         break;
 797
 798     case DVDNAV_WAIT:
 799         msg_Dbg( p_demux, "DVDNAV_WAIT" );
 800
 801         /* reset PCR */
 802         es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
 803         dvdnav_wait_skip( p_sys->dvdnav );
 804         break;
 805
 806     default:
 807         msg_Warn( p_demux, "Unknown event (0x%x)", i_event );
 808         break;
 809     }
 810
 811 #if DVD_READ_CACHE
 812     dvdnav_free_cache_block( p_sys->dvdnav, packet );
 813 #endif
 814
 815     return 1;
 816 }
 817
 818 /* Get a 2 char code
 819  * FIXME: partiallyy duplicated from src/input/es_out.c
 820  */
 821 static char *DemuxGetLanguageCode( demux_t *p_demux, const char *psz_var )
 822 {
 823     const iso639_lang_t *pl;
 824     char *psz_lang;
 825     char *p;
 826
 827     psz_lang = var_CreateGetString( p_demux, psz_var );
 828     /* XXX: we will use only the first value
 829      * (and ignore other ones in case of a list) */
 830     if( ( p = strchr( psz_lang, ',' ) ) ) *p = '\0';
 831
 832     for( pl = p_languages; pl->psz_iso639_1 != NULL; pl++ )
 833     {
 834         if( !strcasecmp( pl->psz_eng_name, psz_lang ) ||
 835             !strcasecmp( pl->psz_native_name, psz_lang ) ||
 836             !strcasecmp( pl->psz_iso639_1, psz_lang ) ||
 837             !strcasecmp( pl->psz_iso639_2T, psz_lang ) ||
 838             !strcasecmp( pl->psz_iso639_2B, psz_lang ) )
 839             break;
 840     }
 841
 842     free( psz_lang );
 843
 844     if( pl->psz_iso639_1 != NULL )
 845         return strdup( pl->psz_iso639_1 );
 846
 847     return strdup(LANGUAGE_DEFAULT);
 848 }
 849
 850 static void DemuxTitles( demux_t *p_demux )
 851 {
 852     demux_sys_t *p_sys = p_demux->p_sys;
 853     input_title_t *t;
 854     seekpoint_t *s;
 855     int32_t i_titles;
 856     int i;
 857
 858     /* Menu */
 859     t = vlc_input_title_New();
 860     t->b_menu = VLC_TRUE;
 861     t->psz_name = strdup( "DVD Menu" );
 862
 863     s = vlc_seekpoint_New();
 864     s->psz_name = strdup( "Resume" );
 865     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 866
 867     s = vlc_seekpoint_New();
 868     s->psz_name = strdup( "Root" );
 869     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 870
 871     s = vlc_seekpoint_New();
 872     s->psz_name = strdup( "Title" );
 873     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 874
 875     s = vlc_seekpoint_New();
 876     s->psz_name = strdup( "Chapter" );
 877     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 878
 879     s = vlc_seekpoint_New();
 880     s->psz_name = strdup( "Subtitle" );
 881     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 882
 883     s = vlc_seekpoint_New();
 884     s->psz_name = strdup( "Audio" );
 885     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 886
 887     s = vlc_seekpoint_New();
 888     s->psz_name = strdup( "Angle" );
 889     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 890
 891     TAB_APPEND( p_sys->i_title, p_sys->title, t );
 892
 893     /* Find out number of titles/chapters */
 894     dvdnav_get_number_of_titles( p_sys->dvdnav, &i_titles );
 895     for( i = 1; i <= i_titles; i++ )
 896     {
 897         int32_t i_chapters = 0;
 898         int j;
 899
 900         dvdnav_get_number_of_parts( p_sys->dvdnav, i, &i_chapters );
 901
 902         t = vlc_input_title_New();
 903         for( j = 0; j < __MAX( i_chapters, 1 ); j++ )
 904         {
 905             s = vlc_seekpoint_New();
 906             TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 907         }
 908
 909         TAB_APPEND( p_sys->i_title, p_sys->title, t );
 910     }
 911 }
 912
 913 /*****************************************************************************
 914  * Update functions:
 915  *****************************************************************************/
 916 static void ButtonUpdate( demux_t *p_demux, vlc_bool_t b_mode )
 917 {
 918     demux_sys_t *p_sys = p_demux->p_sys;
 919     vlc_value_t val;
 920     int32_t i_title, i_part;
 921
 922     dvdnav_current_title_info( p_sys->dvdnav, &i_title, &i_part );
 923
 924     if( var_Get( p_sys->p_input, "highlight-mutex", &val ) == VLC_SUCCESS )
 925     {
 926         vlc_mutex_t *p_mutex = val.p_address;
 927         dvdnav_highlight_area_t hl;
 928         int32_t i_button;
 929
 930         if( dvdnav_get_current_highlight( p_sys->dvdnav, &i_button )
 931             != DVDNAV_STATUS_OK )
 932         {
 933             msg_Err( p_demux, "dvdnav_get_current_highlight failed" );
 934             return;
 935         }
 936
 937         if( i_button > 0 && i_title ==  0 )
 938         {
 939             int i;
 940             pci_t *pci = dvdnav_get_current_nav_pci( p_sys->dvdnav );
 941
 942             dvdnav_get_highlight_area( pci, i_button, b_mode, &hl );
 943
 944             for( i = 0; i < 4; i++ )
 945             {
 946                 uint32_t i_yuv = p_sys->clut[(hl.palette>>(16+i*4))&0x0f];
 947                 uint8_t i_alpha = (hl.palette>>(i*4))&0x0f;
 948                 i_alpha = i_alpha == 0xf ? 0xff : i_alpha << 4;
 949
 950                 p_sys->palette[i][0] = (i_yuv >> 16) & 0xff;
 951                 p_sys->palette[i][1] = (i_yuv >> 0) & 0xff;
 952                 p_sys->palette[i][2] = (i_yuv >> 8) & 0xff;
 953                 p_sys->palette[i][3] = i_alpha;
 954             }
 955
 956             vlc_mutex_lock( p_mutex );
 957             val.i_int = hl.sx; var_Set( p_sys->p_input, "x-start", val );
 958             val.i_int = hl.ex; var_Set( p_sys->p_input, "x-end", val );
 959             val.i_int = hl.sy; var_Set( p_sys->p_input, "y-start", val );
 960             val.i_int = hl.ey; var_Set( p_sys->p_input, "y-end", val );
 961
 962             val.p_address = (void *)p_sys->palette;
 963             var_Set( p_sys->p_input, "menu-palette", val );
 964
 965             val.b_bool = VLC_TRUE; var_Set( p_sys->p_input, "highlight", val );
 966             vlc_mutex_unlock( p_mutex );
 967
 968             msg_Dbg( p_demux, "buttonUpdate %d", i_button );
 969         }
 970         else
 971         {
 972             msg_Dbg( p_demux, "buttonUpdate not done b=%d t=%d",
 973                      i_button, i_title );
 974
 975             /* Show all */
 976             vlc_mutex_lock( p_mutex );
 977             val.b_bool = VLC_FALSE;
 978             var_Set( p_sys->p_input, "highlight", val );
 979             vlc_mutex_unlock( p_mutex );
 980         }
 981     }
 982 }
 983
 984 static void ESSubtitleUpdate( demux_t *p_demux )
 985 {
 986     demux_sys_t *p_sys = p_demux->p_sys;
 987     int         i_spu = dvdnav_get_active_spu_stream( p_sys->dvdnav );
 988     int32_t i_title, i_part;
 989
 990     ButtonUpdate( p_demux, VLC_FALSE );
 991
 992     dvdnav_current_title_info( p_sys->dvdnav, &i_title, &i_part );
 993     if( i_title > 0 ) return;
 994
 995     if( i_spu >= 0 && i_spu <= 0x1f )
 996     {
 997         ps_track_t *tk = &p_sys->tk[PS_ID_TO_TK(0xbd20 + i_spu)];
 998
 999         ESNew( p_demux, 0xbd20 + i_spu );
1000
1001         /* be sure to unselect it (reset) */
1002         es_out_Control( p_demux->out, ES_OUT_SET_ES_STATE, tk->es,
1003                         (vlc_bool_t)VLC_FALSE );
1004
1005         /* now select it */
1006         es_out_Control( p_demux->out, ES_OUT_SET_ES, tk->es );
1007     }
1008     else
1009     {
1010         for( i_spu = 0; i_spu <= 0x1F; i_spu++ )
1011         {
1012             ps_track_t *tk = &p_sys->tk[PS_ID_TO_TK(0xbd20 + i_spu)];
1013             if( tk->b_seen )
1014             {
1015                 es_out_Control( p_demux->out, ES_OUT_SET_ES_STATE, tk->es,
1016                                 (vlc_bool_t)VLC_FALSE );
1017             }
1018         }
1019     }
1020 }
1021
1022 /*****************************************************************************
1023  * DemuxBlock: demux a given block
1024  *****************************************************************************/
1025 static int DemuxBlock( demux_t *p_demux, uint8_t *pkt, int i_pkt )
1026 {
1027     demux_sys_t *p_sys = p_demux->p_sys;
1028     uint8_t     *p = pkt;
1029
1030     while( p < &pkt[i_pkt] )
1031     {
1032         int i_size = ps_pkt_size( p, &pkt[i_pkt] - p );
1033         block_t *p_pkt;
1034         if( i_size <= 0 )
1035         {
1036             break;
1037         }
1038
1039         /* Create a block */
1040         p_pkt = block_New( p_demux, i_size );
1041         memcpy( p_pkt->p_buffer, p, i_size);
1042
1043         /* Parse it and send it */
1044         switch( 0x100 | p[3] )
1045         {
1046         case 0x1b9:
1047         case 0x1bb:
1048         case 0x1bc:
1049 #ifdef DVDNAV_DEBUG
1050             if( p[3] == 0xbc )
1051             {
1052                 msg_Warn( p_demux, "received a PSM packet" );
1053             }
1054             else if( p[3] == 0xbb )
1055             {
1056                 msg_Warn( p_demux, "received a SYSTEM packet" );
1057             }
1058 #endif
1059             block_Release( p_pkt );
1060             break;
1061
1062         case 0x1ba:
1063         {
1064             int64_t i_scr;
1065             int i_mux_rate;
1066             if( !ps_pkt_parse_pack( p_pkt, &i_scr, &i_mux_rate ) )
1067             {
1068                 es_out_Control( p_demux->out, ES_OUT_SET_PCR, i_scr );
1069                 if( i_mux_rate > 0 ) p_sys->i_mux_rate = i_mux_rate;
1070             }
1071             block_Release( p_pkt );
1072             break;
1073         }
1074         default:
1075         {
1076             int i_id = ps_pkt_id( p_pkt );
1077             if( i_id >= 0xc0 )
1078             {
1079                 ps_track_t *tk = &p_sys->tk[PS_ID_TO_TK(i_id)];
1080
1081                 if( !tk->b_seen )
1082                 {
1083                     ESNew( p_demux, i_id );
1084                 }
1085                 if( tk->b_seen && tk->es &&
1086                     !ps_pkt_parse_pes( p_pkt, tk->i_skip ) )
1087                 {
1088                     es_out_Send( p_demux->out, tk->es, p_pkt );
1089                 }
1090                 else
1091                 {
1092                     block_Release( p_pkt );
1093                 }
1094             }
1095             else
1096             {
1097                 block_Release( p_pkt );
1098             }
1099             break;
1100         }
1101         }
1102
1103         p += i_size;
1104     }
1105
1106     return VLC_SUCCESS;
1107 }
1108
1109 /*****************************************************************************
1110  * ESNew: register a new elementary stream
1111  *****************************************************************************/
1112 static void ESNew( demux_t *p_demux, int i_id )
1113 {
1114     demux_sys_t *p_sys = p_demux->p_sys;
1115     ps_track_t  *tk = &p_sys->tk[PS_ID_TO_TK(i_id)];
1116     vlc_bool_t  b_select = VLC_FALSE;
1117
1118     if( tk->b_seen ) return;
1119
1120     if( ps_track_fill( tk, 0, i_id ) )
1121     {
1122         msg_Warn( p_demux, "unknown codec for id=0x%x", i_id );
1123         return;
1124     }
1125
1126     /* Add a new ES */
1127     if( tk->fmt.i_cat == VIDEO_ES )
1128     {
1129         switch( p_sys->i_aspect )
1130         {
1131             /* TODO Any docs somewhere ? */
1132         default:
1133             tk->fmt.video.i_aspect = 0;
1134             break;
1135         }
1136         b_select = VLC_TRUE;
1137     }
1138     else if( tk->fmt.i_cat == AUDIO_ES )
1139     {
1140         int i_audio = -1;
1141         /* find the audio number PLEASE find another way */
1142         if( (i_id&0xbdf8) == 0xbd88 )       /* dts */
1143         {
1144             i_audio = i_id&0x07;
1145         }
1146         else if( (i_id&0xbdf0) == 0xbd80 )  /* a52 */
1147         {
1148             i_audio = i_id&0xf;
1149         }
1150         else if( (i_id&0xbdf0) == 0xbda0 )  /* lpcm */
1151         {
1152             i_audio = i_id&0x1f;
1153         }
1154         else if( ( i_id&0xe0 ) == 0xc0 )    /* mpga */
1155         {
1156             i_audio = i_id&0x1f;
1157         }
1158         if( i_audio >= 0 )
1159         {
1160             int i_lang = dvdnav_audio_stream_to_lang( p_sys->dvdnav, i_audio );
1161             if( i_lang != 0xffff )
1162             {
1163                 tk->fmt.psz_language = malloc( 3 );
1164                 tk->fmt.psz_language[0] = (i_lang >> 8)&0xff;
1165                 tk->fmt.psz_language[1] = (i_lang     )&0xff;
1166                 tk->fmt.psz_language[2] = 0;
1167             }
1168             if( dvdnav_get_active_audio_stream( p_sys->dvdnav ) == i_audio )
1169             {
1170                 b_select = VLC_TRUE;
1171             }
1172         }
1173     }
1174     else if( tk->fmt.i_cat == SPU_ES )
1175     {
1176         int32_t i_title, i_part;
1177         int i_lang = dvdnav_spu_stream_to_lang( p_sys->dvdnav, i_id&0x1f );
1178         if( i_lang != 0xffff )
1179         {
1180             tk->fmt.psz_language = malloc( 3 );
1181             tk->fmt.psz_language[0] = (i_lang >> 8)&0xff;
1182             tk->fmt.psz_language[1] = (i_lang     )&0xff;
1183             tk->fmt.psz_language[2] = 0;
1184         }
1185
1186         /* Palette */
1187         tk->fmt.subs.spu.palette[0] = 0xBeef;
1188         memcpy( &tk->fmt.subs.spu.palette[1], p_sys->clut,
1189                 16 * sizeof( uint32_t ) );
1190
1191         /* We select only when we are not in the menu */
1192         dvdnav_current_title_info( p_sys->dvdnav, &i_title, &i_part );
1193         if( i_title > 0 &&
1194             dvdnav_get_active_spu_stream( p_sys->dvdnav ) == (i_id&0x1f) )
1195         {
1196             b_select = VLC_TRUE;
1197         }
1198     }
1199
1200     tk->es = es_out_Add( p_demux->out, &tk->fmt );
1201     if( b_select )
1202     {
1203         es_out_Control( p_demux->out, ES_OUT_SET_ES, tk->es );
1204     }
1205     tk->b_seen = VLC_TRUE;
1206
1207     if( tk->fmt.i_cat == VIDEO_ES ) ButtonUpdate( p_demux, VLC_FALSE );
1208 }
1209
1210 /*****************************************************************************
1211  * Event handler code
1212  *****************************************************************************/
1213 static int  EventMouse( vlc_object_t *, char const *,
1214                         vlc_value_t, vlc_value_t, void * );
1215 static int  EventKey  ( vlc_object_t *, char const *,
1216                         vlc_value_t, vlc_value_t, void * );
1217
1218 static int EventThread( vlc_object_t *p_this )
1219 {
1220     event_thread_t *p_ev = (event_thread_t*)p_this;
1221     demux_sys_t    *p_sys = p_ev->p_demux->p_sys;
1222     vlc_object_t   *p_vout = NULL;
1223
1224     vlc_mutex_init( p_ev, &p_ev->lock );
1225     p_ev->b_moved   = VLC_FALSE;
1226     p_ev->b_clicked = VLC_FALSE;
1227     p_ev->b_key     = VLC_FALSE;
1228     p_ev->b_still   = VLC_FALSE;
1229
1230     /* catch all key event */
1231     var_AddCallback( p_ev->p_libvlc, "key-pressed", EventKey, p_ev );
1232
1233     /* main loop */
1234     while( !p_ev->b_die )
1235     {
1236         vlc_bool_t b_activated = VLC_FALSE;
1237
1238         /* KEY part */
1239         if( p_ev->b_key )
1240         {
1241             pci_t *pci = dvdnav_get_current_nav_pci( p_sys->dvdnav );
1242
1243             vlc_value_t valk;
1244             struct hotkey *p_hotkeys = p_ev->p_libvlc->p_hotkeys;
1245             int i, i_action = -1;
1246
1247             vlc_mutex_lock( &p_ev->lock );
1248             var_Get( p_ev->p_libvlc, "key-pressed", &valk );
1249             for( i = 0; p_hotkeys[i].psz_action != NULL; i++ )
1250             {
1251                 if( p_hotkeys[i].i_key == valk.i_int )
1252                 {
1253                     i_action = p_hotkeys[i].i_action;
1254                 }
1255             }
1256
1257             switch( i_action )
1258             {
1259             case ACTIONID_NAV_LEFT:
1260                 dvdnav_left_button_select( p_sys->dvdnav, pci );
1261                 break;
1262             case ACTIONID_NAV_RIGHT:
1263                 dvdnav_right_button_select( p_sys->dvdnav, pci );
1264                 break;
1265             case ACTIONID_NAV_UP:
1266                 dvdnav_upper_button_select( p_sys->dvdnav, pci );
1267                 break;
1268             case ACTIONID_NAV_DOWN:
1269                 dvdnav_lower_button_select( p_sys->dvdnav, pci );
1270                 break;
1271             case ACTIONID_NAV_ACTIVATE:
1272                 b_activated = VLC_TRUE;
1273                 dvdnav_button_activate( p_sys->dvdnav, pci );
1274                 ButtonUpdate( p_ev->p_demux, VLC_TRUE );
1275                 break;
1276             default:
1277                 break;
1278             }
1279             p_ev->b_key = VLC_FALSE;
1280             vlc_mutex_unlock( &p_ev->lock );
1281         }
1282
1283         /* VOUT part */
1284         if( p_vout && ( p_ev->b_moved || p_ev->b_clicked ) )
1285         {
1286             pci_t *pci = dvdnav_get_current_nav_pci( p_sys->dvdnav );
1287             vlc_value_t valx, valy;
1288
1289             vlc_mutex_lock( &p_ev->lock );
1290             var_Get( p_vout, "mouse-x", &valx );
1291             var_Get( p_vout, "mouse-y", &valy );
1292
1293             if( p_ev->b_moved )
1294             {
1295                 dvdnav_mouse_select( p_sys->dvdnav, pci, valx.i_int,
1296                                      valy.i_int );
1297             }
1298             if( p_ev->b_clicked )
1299             {
1300                 b_activated = VLC_TRUE;
1301                 dvdnav_mouse_activate( p_sys->dvdnav, pci, valx.i_int,
1302                                        valy.i_int );
1303                 ButtonUpdate( p_ev->p_demux, VLC_TRUE );
1304             }
1305
1306             p_ev->b_moved = VLC_FALSE;
1307             p_ev->b_clicked = VLC_FALSE;
1308             vlc_mutex_unlock( &p_ev->lock );
1309         }
1310         if( p_vout && p_vout->b_die )
1311         {
1312             var_DelCallback( p_vout, "mouse-moved", EventMouse, p_ev );
1313             var_DelCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
1314             vlc_object_release( p_vout );
1315             p_vout = NULL;
1316         }
1317         if( p_vout == NULL )
1318         {
1319             p_vout = vlc_object_find( p_sys->p_input, VLC_OBJECT_VOUT,
1320                                       FIND_CHILD );
1321             if( p_vout)
1322             {
1323                 var_AddCallback( p_vout, "mouse-moved", EventMouse, p_ev );
1324                 var_AddCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
1325             }
1326         }
1327
1328         /* Still part */
1329         vlc_mutex_lock( &p_ev->lock );
1330         if( p_ev->b_still )
1331         {
1332             if( /* b_activated || // This breaks menus */
1333                 ( p_ev->i_still_end > 0 && p_ev->i_still_end < mdate() ))
1334             {
1335                 p_ev->b_still = VLC_FALSE;
1336                 dvdnav_still_skip( p_sys->dvdnav );
1337             }
1338         }
1339         vlc_mutex_unlock( &p_ev->lock );
1340
1341         /* Wait a bit */
1342         msleep( 10000 );
1343     }
1344
1345     /* Release callback */
1346     if( p_vout )
1347     {
1348         var_DelCallback( p_vout, "mouse-moved", EventMouse, p_ev );
1349         var_DelCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
1350         vlc_object_release( p_vout );
1351     }
1352     var_DelCallback( p_ev->p_libvlc, "key-pressed", EventKey, p_ev );
1353
1354     vlc_mutex_destroy( &p_ev->lock );
1355
1356     return VLC_SUCCESS;
1357 }
1358
1359 static int EventMouse( vlc_object_t *p_this, char const *psz_var,
1360                        vlc_value_t oldval, vlc_value_t newval, void *p_data )
1361 {
1362     event_thread_t *p_ev = p_data;
1363     vlc_mutex_lock( &p_ev->lock );
1364     if( psz_var[6] == 'c' )
1365         p_ev->b_clicked = VLC_TRUE;
1366     else if( psz_var[6] == 'm' )
1367         p_ev->b_moved = VLC_TRUE;
1368     vlc_mutex_unlock( &p_ev->lock );
1369
1370     return VLC_SUCCESS;
1371 }
1372
1373 static int EventKey( vlc_object_t *p_this, char const *psz_var,
1374                      vlc_value_t oldval, vlc_value_t newval, void *p_data )
1375 {
1376     event_thread_t *p_ev = p_data;
1377     vlc_mutex_lock( &p_ev->lock );
1378     p_ev->b_key = VLC_TRUE;
1379     vlc_mutex_unlock( &p_ev->lock );
1380
1381     return VLC_SUCCESS;
1382 }
1383
1384 /*****************************************************************************
1385  * ProbeDVD: very weak probing that avoids going too often into a dvdnav_open()
1386  *****************************************************************************/
1387 static int ProbeDVD( demux_t *p_demux, char *psz_name )
1388 {
1389 #ifdef HAVE_SYS_STAT_H
1390     struct stat stat_info;
1391     uint8_t pi_anchor[2];
1392     uint16_t i_tag_id = 0;
1393     int i_fd, i_ret;
1394
1395     if( !*psz_name )
1396     {
1397         /* Triggers libdvdcss autodetection */
1398         return VLC_SUCCESS;
1399     }
1400
1401     if( stat( psz_name, &stat_info ) || !S_ISREG( stat_info.st_mode ) )
1402     {
1403         /* Let dvdnav_open() do the probing */
1404         return VLC_SUCCESS;
1405     }
1406
1407     if( (i_fd = open( psz_name, O_RDONLY )) == -1 )
1408     {
1409         /* Let dvdnav_open() do the probing */
1410         return VLC_SUCCESS;
1411     }
1412
1413     /* Try to find the anchor (2 bytes at LBA 256) */
1414     i_ret = VLC_SUCCESS;
1415     if( lseek( i_fd, 256 * DVD_VIDEO_LB_LEN, SEEK_SET ) == -1 )
1416     {
1417         i_ret = VLC_EGENERIC;
1418     }
1419
1420     if( read( i_fd, pi_anchor, 2 ) == 2 )
1421     {
1422         i_tag_id = GetWLE(pi_anchor);
1423         if( i_tag_id != 2 ) i_ret = VLC_EGENERIC; /* Not an anchor */
1424     }
1425     else
1426     {
1427         i_ret = VLC_EGENERIC;
1428     }
1429
1430     close( i_fd );
1431
1432     return i_ret;
1433 #else
1434
1435     return VLC_SUCCESS;
1436 #endif
1437 }