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 VideoLAN
   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., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
  22  *****************************************************************************/
  23
  24 /*****************************************************************************
  25  * Preamble
  26  *****************************************************************************/
  27 #include <stdlib.h>
  28
  29 #include <vlc/vlc.h>
  30 #include <vlc/input.h>
  31
  32 #ifdef HAVE_UNISTD_H
  33 #   include <unistd.h>
  34 #endif
  35 #ifdef HAVE_SYS_TYPES_H
  36 #   include <sys/types.h>
  37 #endif
  38 #ifdef HAVE_SYS_STAT_H
  39 #   include <sys/stat.h>
  40 #endif
  41 #ifdef HAVE_FCNTL_H
  42 #   include <fcntl.h>
  43 #endif
  44
  45 #include "vlc_keys.h"
  46 #include "iso_lang.h"
  47
  48 /* FIXME we should find a better way than including that */
  49 #include "../../src/misc/iso-639_def.h"
  50
  51
  52 #include <dvdnav/dvdnav.h>
  53
  54 #include "../demux/ps.h"
  55
  56 /*****************************************************************************
  57  * Module descriptor
  58  *****************************************************************************/
  59 #define ANGLE_TEXT N_("DVD angle")
  60 #define ANGLE_LONGTEXT N_( \
  61     "Allows you to select the default DVD angle." )
  62
  63 #define CACHING_TEXT N_("Caching value in ms")
  64 #define CACHING_LONGTEXT N_( \
  65     "Allows you to modify the default caching value for DVDnav streams. This "\
  66     "value should be set in millisecond units." )
  67 #define MENU_TEXT N_("Start directly in menu")
  68 #define MENU_LONGTEXT N_( \
  69     "Allows you to start the DVD directly in the main menu. This "\
  70     "will try to skip all the useless warnings introductions." )
  71
  72 #define LANGUAGE_DEFAULT ("en")
  73
  74 static int  Open ( vlc_object_t * );
  75 static void Close( vlc_object_t * );
  76
  77 vlc_module_begin();
  78     set_shortname( _("DVD with menus") );
  79     set_description( _("DVDnav Input") );
  80     set_category( CAT_INPUT );
  81     set_subcategory( SUBCAT_INPUT_ACCESS );
  82     add_integer( "dvdnav-angle", 1, NULL, ANGLE_TEXT,
  83         ANGLE_LONGTEXT, VLC_FALSE );
  84     add_integer( "dvdnav-caching", DEFAULT_PTS_DELAY / 1000, NULL,
  85         CACHING_TEXT, CACHING_LONGTEXT, VLC_TRUE );
  86     add_bool( "dvdnav-menu", VLC_TRUE, NULL,
  87         MENU_TEXT, MENU_LONGTEXT, VLC_FALSE );
  88     set_capability( "access_demux", 5 );
  89     add_shortcut( "dvd" );
  90     add_shortcut( "dvdnav" );
  91     set_callbacks( Open, Close );
  92 vlc_module_end();
  93
  94 /* Shall we use libdvdnav's read ahead cache? */
  95 #define DVD_READ_CACHE 1
  96
  97 /*****************************************************************************
  98  * Local prototypes
  99  *****************************************************************************/
 100 typedef struct
 101 {
 102     VLC_COMMON_MEMBERS
 103
 104     demux_t        *p_demux;
 105     vlc_mutex_t     lock;
 106
 107     vlc_bool_t      b_moved;
 108     vlc_bool_t      b_clicked;
 109     vlc_bool_t      b_key;
 110
 111     vlc_bool_t      b_still;
 112     int64_t         i_still_end;
 113
 114 } event_thread_t;
 115
 116 static int EventThread( vlc_object_t * );
 117
 118 struct demux_sys_t
 119 {
 120     dvdnav_t    *dvdnav;
 121
 122     /* track */
 123     ps_track_t  tk[PS_TK_COUNT];
 124     int         i_mux_rate;
 125
 126     /* for spu variables */
 127     input_thread_t *p_input;
 128
 129     /* event */
 130     event_thread_t *p_ev;
 131
 132     /* FIXME */
 133     uint8_t     alpha[4];
 134     uint32_t    clut[16];
 135
 136     /* */
 137     int i_aspect;
 138
 139     int           i_title;
 140     input_title_t **title;
 141 };
 142
 143 static int Control( demux_t *, int, va_list );
 144 static int Demux( demux_t * );
 145 static int DemuxBlock( demux_t *, uint8_t *, int );
 146
 147 static void DemuxTitles( demux_t * );
 148 static void ESSubtitleUpdate( demux_t * );
 149 static void ButtonUpdate( demux_t * );
 150
 151 static void ESNew( demux_t *, int );
 152 static int ProbeDVD( demux_t *, char * );
 153
 154 static char *DemuxGetLanguageCode( demux_t *p_demux, char *psz_var );
 155
 156 /*****************************************************************************
 157  * DemuxOpen:
 158  *****************************************************************************/
 159 static int Open( vlc_object_t *p_this )
 160 {
 161     demux_t     *p_demux = (demux_t*)p_this;
 162     demux_sys_t *p_sys;
 163     dvdnav_t    *p_dvdnav;
 164     int         i_angle;
 165     char        *psz_name;
 166     char        *psz_code;
 167     vlc_value_t val;
 168
 169     if( !p_demux->psz_path || !*p_demux->psz_path )
 170     {
 171         /* Only when selected */
 172         if( !p_this->b_force ) return VLC_EGENERIC;
 173
 174         psz_name = var_CreateGetString( p_this, "dvd" );
 175         if( !psz_name || !*psz_name )
 176         {
 177             if( psz_name ) free( psz_name );
 178             return VLC_EGENERIC;
 179         }
 180     }
 181     else psz_name = strdup( p_demux->psz_path );
 182
 183 #ifdef WIN32
 184     if( psz_name[0] && psz_name[1] == ':' &&
 185         psz_name[2] == '\\' && psz_name[3] == '\0' ) psz_name[2] = '\0';
 186 #endif
 187
 188     /* Try some simple probing to avoid going through dvdnav_open too often */
 189     if( ProbeDVD( p_demux, psz_name ) != VLC_SUCCESS )
 190     {
 191         free( psz_name );
 192         return VLC_EGENERIC;
 193     }
 194
 195     /* Open dvdnav */
 196     if( dvdnav_open( &p_dvdnav, psz_name ) != DVDNAV_STATUS_OK )
 197     {
 198         msg_Warn( p_demux, "cannot open dvdnav" );
 199         free( psz_name );
 200         return VLC_EGENERIC;
 201     }
 202     free( psz_name );
 203
 204     /* Fill p_demux field */
 205     p_demux->pf_demux = Demux;
 206     p_demux->pf_control = Control;
 207     p_demux->p_sys = p_sys = malloc( sizeof( demux_sys_t ) );
 208     memset( p_sys, 0, sizeof( demux_sys_t ) );
 209     p_sys->dvdnav = p_dvdnav;
 210
 211     ps_track_init( p_sys->tk );
 212     p_sys->i_aspect = -1;
 213     p_sys->i_mux_rate = 0;
 214
 215     if( 1 )
 216     {
 217         // Hack for libdvdnav CVS.
 218         // Without it dvdnav_get_number_of_titles() fails.
 219         // Remove when fixed in libdvdnav CVS.
 220         uint8_t buffer[DVD_VIDEO_LB_LEN];
 221         int i_event, i_len;
 222
 223         if( dvdnav_get_next_block( p_sys->dvdnav, buffer, &i_event, &i_len )
 224               == DVDNAV_STATUS_ERR )
 225         {
 226             msg_Warn( p_demux, "dvdnav_get_next_block failed" );
 227         }
 228
 229         dvdnav_sector_search( p_sys->dvdnav, 0, SEEK_SET );
 230     }
 231
 232     /* Configure dvdnav */
 233     if( dvdnav_set_readahead_flag( p_sys->dvdnav, DVD_READ_CACHE ) !=
 234           DVDNAV_STATUS_OK )
 235     {
 236         msg_Warn( p_demux, "cannot set read-a-head flag" );
 237     }
 238
 239     if( dvdnav_set_PGC_positioning_flag( p_sys->dvdnav, 1 ) !=
 240           DVDNAV_STATUS_OK )
 241     {
 242         msg_Warn( p_demux, "cannot set PGC positioning flag" );
 243     }
 244
 245     /* Set menu language ("en")
 246      * XXX: maybe it would be better to set it like audio/spu
 247      * or to create a --menu-language option */
 248     if( dvdnav_menu_language_select( p_sys->dvdnav,LANGUAGE_DEFAULT ) !=
 249         DVDNAV_STATUS_OK )
 250     {
 251         msg_Warn( p_demux, "can't set menu language to '%s' (%s)",
 252                   LANGUAGE_DEFAULT, dvdnav_err_to_string( p_sys->dvdnav ) );
 253     }
 254
 255     /* Set audio language */
 256     psz_code = DemuxGetLanguageCode( p_demux, "audio-language" );
 257     if( dvdnav_audio_language_select(p_sys->dvdnav, psz_code ) !=
 258         DVDNAV_STATUS_OK )
 259     {
 260         msg_Warn( p_demux, "can't set audio language to '%s' (%s)",
 261                   psz_code, dvdnav_err_to_string( p_sys->dvdnav ) );
 262         /* We try to fall back to 'en' */
 263         if( strcmp( psz_code, LANGUAGE_DEFAULT ) )
 264             dvdnav_audio_language_select(p_sys->dvdnav, LANGUAGE_DEFAULT );
 265     }
 266     free( psz_code );
 267
 268     /* Set spu language */
 269     psz_code = DemuxGetLanguageCode( p_demux, "spu-language" );
 270     if( dvdnav_spu_language_select( p_sys->dvdnav,psz_code ) !=
 271         DVDNAV_STATUS_OK )
 272     {
 273         msg_Warn( p_demux, "can't set spu language to '%s' (%s)",
 274                   psz_code, dvdnav_err_to_string( p_sys->dvdnav ) );
 275         /* We try to fall back to 'en' */
 276         if( strcmp( psz_code, LANGUAGE_DEFAULT ) )
 277             dvdnav_spu_language_select(p_sys->dvdnav, LANGUAGE_DEFAULT );
 278     }
 279     free( psz_code );
 280
 281     DemuxTitles( p_demux );
 282
 283     var_Create( p_demux, "dvdnav-menu", VLC_VAR_BOOL|VLC_VAR_DOINHERIT );
 284     var_Get( p_demux, "dvdnav-menu", &val );
 285     if( val.b_bool )
 286     {
 287         msg_Dbg( p_demux, "trying to go to dvd menu" );
 288
 289         if( dvdnav_title_play( p_sys->dvdnav, 1 ) != DVDNAV_STATUS_OK )
 290         {
 291             msg_Warn( p_demux, "cannot set title" );
 292         }
 293
 294         if( dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Title ) !=
 295             DVDNAV_STATUS_OK )
 296         {
 297             msg_Warn( p_demux, "cannot go to dvd menu" );
 298         }
 299     }
 300
 301     var_Create( p_demux, "dvdnav-angle", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
 302     var_Get( p_demux, "dvdnav-angle", &val );
 303     i_angle = val.i_int > 0 ? val.i_int : 1;
 304
 305     /* Update default_pts to a suitable value for dvdnav access */
 306     var_Create( p_demux, "dvdnav-caching", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
 307
 308     /* FIXME hack hack hack hack FIXME */
 309     /* Get p_input and create variable */
 310     p_sys->p_input = vlc_object_find( p_demux, VLC_OBJECT_INPUT, FIND_PARENT );
 311     var_Create( p_sys->p_input, "x-start", VLC_VAR_INTEGER );
 312     var_Create( p_sys->p_input, "y-start", VLC_VAR_INTEGER );
 313     var_Create( p_sys->p_input, "x-end", VLC_VAR_INTEGER );
 314     var_Create( p_sys->p_input, "y-end", VLC_VAR_INTEGER );
 315     var_Create( p_sys->p_input, "color", VLC_VAR_ADDRESS );
 316     var_Create( p_sys->p_input, "contrast", VLC_VAR_ADDRESS );
 317     var_Create( p_sys->p_input, "highlight", VLC_VAR_BOOL );
 318     var_Create( p_sys->p_input, "highlight-mutex", VLC_VAR_MUTEX );
 319
 320     /* Now create our event thread catcher */
 321     p_sys->p_ev = vlc_object_create( p_demux, sizeof( event_thread_t ) );
 322     p_sys->p_ev->p_demux = p_demux;
 323     vlc_thread_create( p_sys->p_ev, "dvdnav event thread handler", EventThread,
 324                        VLC_THREAD_PRIORITY_LOW, VLC_FALSE );
 325
 326     return VLC_SUCCESS;
 327 }
 328
 329 /*****************************************************************************
 330  * Close:
 331  *****************************************************************************/
 332 static void Close( vlc_object_t *p_this )
 333 {
 334     demux_t     *p_demux = (demux_t*)p_this;
 335     demux_sys_t *p_sys = p_demux->p_sys;
 336     int i;
 337
 338     /* stop the event handler */
 339     p_sys->p_ev->b_die = VLC_TRUE;
 340     vlc_thread_join( p_sys->p_ev );
 341     vlc_object_destroy( p_sys->p_ev );
 342
 343     var_Destroy( p_sys->p_input, "highlight-mutex" );
 344     var_Destroy( p_sys->p_input, "highlight" );
 345     var_Destroy( p_sys->p_input, "x-start" );
 346     var_Destroy( p_sys->p_input, "x-end" );
 347     var_Destroy( p_sys->p_input, "y-start" );
 348     var_Destroy( p_sys->p_input, "y-end" );
 349     var_Destroy( p_sys->p_input, "color" );
 350     var_Destroy( p_sys->p_input, "contrast" );
 351
 352     vlc_object_release( p_sys->p_input );
 353
 354     for( i = 0; i < PS_TK_COUNT; i++ )
 355     {
 356         ps_track_t *tk = &p_sys->tk[i];
 357         if( tk->b_seen )
 358         {
 359             es_format_Clean( &tk->fmt );
 360             if( tk->es ) es_out_Del( p_demux->out, tk->es );
 361         }
 362     }
 363
 364     dvdnav_close( p_sys->dvdnav );
 365     free( p_sys );
 366 }
 367
 368 /*****************************************************************************
 369  * Control:
 370  *****************************************************************************/
 371 static int Control( demux_t *p_demux, int i_query, va_list args )
 372 {
 373     demux_sys_t *p_sys = p_demux->p_sys;
 374     double f, *pf;
 375     vlc_bool_t *pb;
 376     int64_t *pi64;
 377     input_title_t ***ppp_title;
 378     int          *pi_int;
 379     int i;
 380
 381     switch( i_query )
 382     {
 383         case DEMUX_SET_POSITION:
 384         case DEMUX_GET_POSITION:
 385         case DEMUX_GET_TIME:
 386         case DEMUX_GET_LENGTH:
 387         {
 388             uint32_t pos, len;
 389             if( dvdnav_get_position( p_sys->dvdnav, &pos, &len ) !=
 390                   DVDNAV_STATUS_OK || len == 0 )
 391             {
 392                 return VLC_EGENERIC;
 393             }
 394
 395             if( i_query == DEMUX_GET_POSITION )
 396             {
 397                 pf = (double*)va_arg( args, double* );
 398                 *pf = (double)pos / (double)len;
 399                 return VLC_SUCCESS;
 400             }
 401             else if( i_query == DEMUX_SET_POSITION )
 402             {
 403                 f = (double)va_arg( args, double );
 404                 pos = f * len;
 405                 if( dvdnav_sector_search( p_sys->dvdnav, pos, SEEK_SET ) ==
 406                       DVDNAV_STATUS_OK )
 407                 {
 408                     return VLC_SUCCESS;
 409                 }
 410             }
 411             else if( i_query == DEMUX_GET_TIME )
 412             {
 413                 pi64 = (int64_t*)va_arg( args, int64_t * );
 414                 if( p_sys->i_mux_rate > 0 )
 415                 {
 416                     *pi64 = (int64_t)1000000 * 2048 * pos / 50 /
 417                         p_sys->i_mux_rate;
 418                     return VLC_SUCCESS;
 419                 }
 420             }
 421             else if( i_query == DEMUX_GET_LENGTH )
 422             {
 423                 pi64 = (int64_t*)va_arg( args, int64_t * );
 424                 if( p_sys->i_mux_rate > 0 )
 425                 {
 426                     *pi64 = (int64_t)1000000 * len * 2048 / 50 /
 427                         p_sys->i_mux_rate;
 428                     return VLC_SUCCESS;
 429                 }
 430             }
 431
 432             return VLC_EGENERIC;
 433         }
 434
 435         /* Special for access_demux */
 436         case DEMUX_CAN_PAUSE:
 437         case DEMUX_CAN_CONTROL_PACE:
 438             /* TODO */
 439             pb = (vlc_bool_t*)va_arg( args, vlc_bool_t * );
 440             *pb = VLC_TRUE;
 441             return VLC_SUCCESS;
 442
 443         case DEMUX_SET_PAUSE_STATE:
 444             return VLC_SUCCESS;
 445
 446         case DEMUX_GET_TITLE_INFO:
 447             ppp_title = (input_title_t***)va_arg( args, input_title_t*** );
 448             pi_int    = (int*)va_arg( args, int* );
 449             *((int*)va_arg( args, int* )) = 0; /* Title offset */
 450             *((int*)va_arg( args, int* )) = 1; /* Chapter offset */
 451
 452             /* Duplicate title infos */
 453             *pi_int = p_sys->i_title;
 454             *ppp_title = malloc( sizeof( input_title_t ** ) * p_sys->i_title );
 455             for( i = 0; i < p_sys->i_title; i++ )
 456             {
 457                 (*ppp_title)[i] = vlc_input_title_Duplicate( p_sys->title[i] );
 458             }
 459             return VLC_SUCCESS;
 460
 461         case DEMUX_SET_TITLE:
 462             i = (int)va_arg( args, int );
 463             if( ( i == 0 && dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Root )
 464                   != DVDNAV_STATUS_OK ) ||
 465                 ( i != 0 && dvdnav_title_play( p_sys->dvdnav, i )
 466                   != DVDNAV_STATUS_OK ) )
 467             {
 468                 msg_Warn( p_demux, "cannot set title/chapter" );
 469                 return VLC_EGENERIC;
 470             }
 471             p_demux->info.i_update |=
 472                 INPUT_UPDATE_TITLE | INPUT_UPDATE_SEEKPOINT;
 473             p_demux->info.i_title = i;
 474             p_demux->info.i_seekpoint = 0;
 475             return VLC_SUCCESS;
 476
 477         case DEMUX_SET_SEEKPOINT:
 478             i = (int)va_arg( args, int );
 479             if( p_demux->info.i_title == 0 )
 480             {
 481                 int i_ret;
 482                 /* Special case */
 483                 switch( i )
 484                 {
 485                 case 0:
 486                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Escape );
 487                     break;
 488                 case 1:
 489                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Root );
 490                     break;
 491                 case 2:
 492                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Title );
 493                     break;
 494                 case 3:
 495                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Part );
 496                     break;
 497                 case 4:
 498                     i_ret = dvdnav_menu_call( p_sys->dvdnav,
 499                                               DVD_MENU_Subpicture );
 500                     break;
 501                 case 5:
 502                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Audio );
 503                     break;
 504                 case 6:
 505                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Angle );
 506                     break;
 507                 default:
 508                     return VLC_EGENERIC;
 509                 }
 510
 511                 if( i_ret != DVDNAV_STATUS_OK )
 512                     return VLC_EGENERIC;
 513             }
 514             else if( dvdnav_part_play( p_sys->dvdnav, p_demux->info.i_title,
 515                                        i + 1 ) != DVDNAV_STATUS_OK )
 516             {
 517                 msg_Warn( p_demux, "cannot set title/chapter" );
 518                 return VLC_EGENERIC;
 519             }
 520             p_demux->info.i_update |= INPUT_UPDATE_SEEKPOINT;
 521             p_demux->info.i_seekpoint = i;
 522             return VLC_SUCCESS;
 523
 524         case DEMUX_GET_PTS_DELAY:
 525             pi64 = (int64_t*)va_arg( args, int64_t * );
 526             *pi64 = (int64_t)var_GetInteger( p_demux, "dvdnav-caching" ) *1000;
 527             return VLC_SUCCESS;
 528
 529         /* TODO implement others */
 530         default:
 531             return VLC_EGENERIC;
 532     }
 533 }
 534
 535 /*****************************************************************************
 536  * Demux:
 537  *****************************************************************************/
 538 static int Demux( demux_t *p_demux )
 539 {
 540     demux_sys_t *p_sys = p_demux->p_sys;
 541
 542     uint8_t buffer[DVD_VIDEO_LB_LEN];
 543     uint8_t *packet = buffer;
 544     int i_event;
 545     int i_len;
 546
 547 #if DVD_READ_CACHE
 548     if( dvdnav_get_next_cache_block( p_sys->dvdnav, &packet, &i_event, &i_len )
 549         == DVDNAV_STATUS_ERR )
 550 #else
 551     if( dvdnav_get_next_block( p_sys->dvdnav, packet, &i_event, &i_len )
 552         == DVDNAV_STATUS_ERR )
 553 #endif
 554     {
 555         msg_Warn( p_demux, "cannot get next block (%s)",
 556                   dvdnav_err_to_string( p_sys->dvdnav ) );
 557         return -1;
 558     }
 559
 560     switch( i_event )
 561     {
 562     case DVDNAV_BLOCK_OK:   /* mpeg block */
 563         DemuxBlock( p_demux, packet, i_len );
 564         break;
 565
 566     case DVDNAV_NOP:    /* Nothing */
 567         msg_Dbg( p_demux, "DVDNAV_NOP" );
 568         break;
 569
 570     case DVDNAV_STILL_FRAME:
 571     {
 572         dvdnav_still_event_t *event = (dvdnav_still_event_t*)packet;
 573         vlc_mutex_lock( &p_sys->p_ev->lock );
 574         if( !p_sys->p_ev->b_still )
 575         {
 576             msg_Dbg( p_demux, "DVDNAV_STILL_FRAME" );
 577             msg_Dbg( p_demux, "     - length=0x%x", event->length );
 578             p_sys->p_ev->b_still = VLC_TRUE;
 579             if( event->length == 0xff )
 580             {
 581                 p_sys->p_ev->i_still_end = 0;
 582             }
 583             else
 584             {
 585                 p_sys->p_ev->i_still_end = (int64_t)event->length *
 586                     1000000 + mdate() + p_sys->p_input->i_pts_delay;
 587             }
 588         }
 589         vlc_mutex_unlock( &p_sys->p_ev->lock );
 590         msleep( 40000 );
 591         break;
 592     }
 593
 594     case DVDNAV_SPU_CLUT_CHANGE:
 595     {
 596         int i;
 597
 598         msg_Dbg( p_demux, "DVDNAV_SPU_CLUT_CHANGE" );
 599         /* Update color lookup table (16 *uint32_t in packet) */
 600         memcpy( p_sys->clut, packet, 16 * sizeof( uint32_t ) );
 601
 602         /* HACK to get the SPU tracks registered in the right order */
 603         for( i = 0; i < 0x1f; i++ )
 604         {
 605             if( dvdnav_spu_stream_to_lang( p_sys->dvdnav, i ) != 0xffff )
 606                 ESNew( p_demux, 0xbd20 + i );
 607         }
 608         /* END HACK */
 609         break;
 610     }
 611
 612     case DVDNAV_SPU_STREAM_CHANGE:
 613     {
 614         dvdnav_spu_stream_change_event_t *event =
 615             (dvdnav_spu_stream_change_event_t*)packet;
 616         int i;
 617
 618         msg_Dbg( p_demux, "DVDNAV_SPU_STREAM_CHANGE" );
 619         msg_Dbg( p_demux, "     - physical_wide=%d",
 620                  event->physical_wide );
 621         msg_Dbg( p_demux, "     - physical_letterbox=%d",
 622                  event->physical_letterbox);
 623         msg_Dbg( p_demux, "     - physical_pan_scan=%d",
 624                  event->physical_pan_scan );
 625
 626         ESSubtitleUpdate( p_demux );
 627
 628         /* HACK to get the SPU tracks registered in the right order */
 629         for( i = 0; i < 0x1f; i++ )
 630         {
 631             if( dvdnav_spu_stream_to_lang( p_sys->dvdnav, i ) != 0xffff )
 632                 ESNew( p_demux, 0xbd20 + i );
 633         }
 634         /* END HACK */
 635         break;
 636     }
 637
 638     case DVDNAV_AUDIO_STREAM_CHANGE:
 639     {
 640         dvdnav_audio_stream_change_event_t *event =
 641             (dvdnav_audio_stream_change_event_t*)packet;
 642         msg_Dbg( p_demux, "DVDNAV_AUDIO_STREAM_CHANGE" );
 643         msg_Dbg( p_demux, "     - physical=%d", event->physical );
 644         /* TODO */
 645         break;
 646     }
 647
 648     case DVDNAV_VTS_CHANGE:
 649     {
 650         int32_t i_title = 0;
 651         int32_t i_part  = 0;
 652         int i;
 653
 654         dvdnav_vts_change_event_t *event = (dvdnav_vts_change_event_t*)packet;
 655         msg_Dbg( p_demux, "DVDNAV_VTS_CHANGE" );
 656         msg_Dbg( p_demux, "     - vtsN=%d", event->new_vtsN );
 657         msg_Dbg( p_demux, "     - domain=%d", event->new_domain );
 658
 659         /* dvdnav_get_video_aspect / dvdnav_get_video_scale_permission */
 660         /* TODO check if we always have VTS and CELL */
 661         p_sys->i_aspect = dvdnav_get_video_aspect( p_sys->dvdnav );
 662
 663         /* reset PCR */
 664         es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
 665
 666         for( i = 0; i < PS_TK_COUNT; i++ )
 667         {
 668             ps_track_t *tk = &p_sys->tk[i];
 669             if( tk->b_seen )
 670             {
 671                 es_format_Clean( &tk->fmt );
 672                 if( tk->es ) es_out_Del( p_demux->out, tk->es );
 673             }
 674             tk->b_seen = VLC_FALSE;
 675         }
 676
 677         if( dvdnav_current_title_info( p_sys->dvdnav, &i_title,
 678                                        &i_part ) == DVDNAV_STATUS_OK )
 679         {
 680             if( i_title >= 0 && i_title < p_sys->i_title &&
 681                 p_demux->info.i_title != i_title )
 682             {
 683                 p_demux->info.i_update |= INPUT_UPDATE_TITLE;
 684                 p_demux->info.i_title = i_title;
 685             }
 686         }
 687         break;
 688     }
 689
 690     case DVDNAV_CELL_CHANGE:
 691     {
 692         int32_t i_title = 0;
 693         int32_t i_part  = 0;
 694
 695         dvdnav_cell_change_event_t *event =
 696             (dvdnav_cell_change_event_t*)packet;
 697         msg_Dbg( p_demux, "DVDNAV_CELL_CHANGE" );
 698         msg_Dbg( p_demux, "     - cellN=%d", event->cellN );
 699         msg_Dbg( p_demux, "     - pgN=%d", event->pgN );
 700         msg_Dbg( p_demux, "     - cell_length=%lld", event->cell_length );
 701         msg_Dbg( p_demux, "     - pg_length=%lld", event->pg_length );
 702         msg_Dbg( p_demux, "     - pgc_length=%lld", event->pgc_length );
 703         msg_Dbg( p_demux, "     - cell_start=%lld", event->cell_start );
 704         msg_Dbg( p_demux, "     - pg_start=%lld", event->pg_start );
 705
 706         /* FIXME is it correct or there is better way to know chapter change */
 707         if( dvdnav_current_title_info( p_sys->dvdnav, &i_title,
 708                                        &i_part ) == DVDNAV_STATUS_OK )
 709         {
 710             if( i_title >= 0 && i_title < p_sys->i_title &&
 711                 i_part >= 1 && i_part <= p_sys->title[i_title]->i_seekpoint &&
 712                 p_demux->info.i_seekpoint != i_part - 1 )
 713             {
 714                 p_demux->info.i_update |= INPUT_UPDATE_SEEKPOINT;
 715                 p_demux->info.i_seekpoint = i_part - 1;
 716             }
 717         }
 718         break;
 719     }
 720
 721     case DVDNAV_NAV_PACKET:
 722     {
 723 #ifdef DVDNAV_DEBUG
 724         msg_Dbg( p_demux, "DVDNAV_NAV_PACKET" );
 725 #endif
 726         /* A lot of thing to do here :
 727          *  - handle packet
 728          *  - fetch pts (for time display)
 729          *  - ...
 730          */
 731         DemuxBlock( p_demux, packet, i_len );
 732         break;
 733     }
 734
 735     case DVDNAV_STOP:   /* EOF */
 736         msg_Dbg( p_demux, "DVDNAV_STOP" );
 737         return 0;
 738
 739     case DVDNAV_HIGHLIGHT:
 740     {
 741         dvdnav_highlight_event_t *event = (dvdnav_highlight_event_t*)packet;
 742         msg_Dbg( p_demux, "DVDNAV_HIGHLIGHT" );
 743         msg_Dbg( p_demux, "     - display=%d", event->display );
 744         msg_Dbg( p_demux, "     - buttonN=%d", event->buttonN );
 745         ButtonUpdate( p_demux );
 746         break;
 747     }
 748
 749     case DVDNAV_HOP_CHANNEL:
 750         msg_Dbg( p_demux, "DVDNAV_HOP_CHANNEL" );
 751         /* We should try to flush all our internal buffer */
 752         break;
 753
 754     case DVDNAV_WAIT:
 755         msg_Dbg( p_demux, "DVDNAV_WAIT" );
 756
 757         dvdnav_wait_skip( p_sys->dvdnav );
 758         break;
 759
 760     default:
 761         msg_Warn( p_demux, "Unknown event (0x%x)", i_event );
 762         break;
 763     }
 764
 765 #if DVD_READ_CACHE
 766     dvdnav_free_cache_block( p_sys->dvdnav, packet );
 767 #endif
 768
 769     return 1;
 770 }
 771
 772 /* Get a 2 char code
 773  * FIXME: partiallyy duplicated from src/input/es_out.c
 774  */
 775 static char *DemuxGetLanguageCode( demux_t *p_demux, char *psz_var )
 776 {
 777     const iso639_lang_t *pl;
 778     char *psz_lang;
 779     char *p;
 780
 781     psz_lang = var_CreateGetString( p_demux, psz_var );
 782     /* XXX: we will use only the first value
 783      * (and ignore other ones in case of a list) */
 784     if( ( p = strchr( psz_lang, ',' ) ) ) *p = '\0';
 785
 786     for( pl = p_languages; pl->psz_iso639_1 != NULL; pl++ )
 787     {
 788         if( !strcasecmp( pl->psz_eng_name, psz_lang ) ||
 789             !strcasecmp( pl->psz_native_name, psz_lang ) ||
 790             !strcasecmp( pl->psz_iso639_1, psz_lang ) ||
 791             !strcasecmp( pl->psz_iso639_2T, psz_lang ) ||
 792             !strcasecmp( pl->psz_iso639_2B, psz_lang ) )
 793             break;
 794     }
 795
 796     free( psz_lang );
 797
 798     if( pl->psz_iso639_1 != NULL )
 799         return strdup( pl->psz_iso639_1 );
 800
 801     return strdup(LANGUAGE_DEFAULT);
 802 }
 803
 804 static void DemuxTitles( demux_t *p_demux )
 805 {
 806     demux_sys_t *p_sys = p_demux->p_sys;
 807     input_title_t *t;
 808     seekpoint_t *s;
 809     int32_t i_titles;
 810     int i;
 811
 812     /* Menu */
 813     t = vlc_input_title_New();
 814     t->b_menu = VLC_TRUE;
 815     t->psz_name = strdup( "DVD Menu" );
 816
 817     s = vlc_seekpoint_New();
 818     s->psz_name = strdup( "Resume" );
 819     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 820
 821     s = vlc_seekpoint_New();
 822     s->psz_name = strdup( "Root" );
 823     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 824
 825     s = vlc_seekpoint_New();
 826     s->psz_name = strdup( "Title" );
 827     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 828
 829     s = vlc_seekpoint_New();
 830     s->psz_name = strdup( "Chapter" );
 831     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 832
 833     s = vlc_seekpoint_New();
 834     s->psz_name = strdup( "Subtitle" );
 835     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 836
 837     s = vlc_seekpoint_New();
 838     s->psz_name = strdup( "Audio" );
 839     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 840
 841     s = vlc_seekpoint_New();
 842     s->psz_name = strdup( "Angle" );
 843     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 844
 845     TAB_APPEND( p_sys->i_title, p_sys->title, t );
 846
 847     /* Find out number of titles/chapters */
 848     dvdnav_get_number_of_titles( p_sys->dvdnav, &i_titles );
 849     for( i = 1; i <= i_titles; i++ )
 850     {
 851         int32_t i_chapters = 0;
 852         int j;
 853
 854         dvdnav_get_number_of_parts( p_sys->dvdnav, i, &i_chapters );
 855
 856         t = vlc_input_title_New();
 857         for( j = 0; j < __MAX( i_chapters, 1 ); j++ )
 858         {
 859             s = vlc_seekpoint_New();
 860             TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 861         }
 862
 863         TAB_APPEND( p_sys->i_title, p_sys->title, t );
 864     }
 865 }
 866
 867 /*****************************************************************************
 868  * Update functions:
 869  *****************************************************************************/
 870 static void ButtonUpdate( demux_t *p_demux )
 871 {
 872     demux_sys_t *p_sys = p_demux->p_sys;
 873     vlc_value_t val;
 874     int32_t i_title, i_part;
 875
 876     dvdnav_current_title_info( p_sys->dvdnav, &i_title, &i_part );
 877
 878     if( var_Get( p_sys->p_input, "highlight-mutex", &val ) == VLC_SUCCESS )
 879     {
 880         vlc_mutex_t *p_mutex = val.p_address;
 881         dvdnav_highlight_area_t hl;
 882         int32_t i_button;
 883
 884         if( dvdnav_get_current_highlight( p_sys->dvdnav, &i_button )
 885             != DVDNAV_STATUS_OK )
 886         {
 887             msg_Err( p_demux, "dvdnav_get_current_highlight failed" );
 888             return;
 889         }
 890
 891         if( i_button > 0 && i_title ==  0 )
 892         {
 893             pci_t *pci = dvdnav_get_current_nav_pci( p_sys->dvdnav );
 894
 895             dvdnav_get_highlight_area( pci, i_button, 1, &hl );
 896
 897             /* I fear it is plain wrong */
 898             p_sys->alpha[0] = hl.palette&0x0f;
 899             p_sys->alpha[1] = (hl.palette>>4)&0x0f;
 900             p_sys->alpha[2] = (hl.palette>>8)&0x0f;
 901             p_sys->alpha[3] = (hl.palette>>12)&0x0f;
 902
 903             vlc_mutex_lock( p_mutex );
 904             val.i_int = hl.sx; var_Set( p_sys->p_input, "x-start", val );
 905             val.i_int = hl.ex; var_Set( p_sys->p_input, "x-end", val );
 906             val.i_int = hl.sy; var_Set( p_sys->p_input, "y-start", val );
 907             val.i_int = hl.ey; var_Set( p_sys->p_input, "y-end", val );
 908
 909             val.p_address = (void *)p_sys->alpha;
 910             var_Set( p_sys->p_input, "contrast", val );
 911
 912             val.b_bool = VLC_TRUE; var_Set( p_sys->p_input, "highlight", val );
 913             vlc_mutex_unlock( p_mutex );
 914
 915             msg_Dbg( p_demux, "buttonUpdate %d", i_button );
 916         }
 917         else
 918         {
 919             msg_Dbg( p_demux, "buttonUpdate not done b=%d t=%d",
 920                      i_button, i_title );
 921
 922             /* Show all */
 923             vlc_mutex_lock( p_mutex );
 924             val.b_bool = VLC_FALSE;
 925             var_Set( p_sys->p_input, "highlight", val );
 926             vlc_mutex_unlock( p_mutex );
 927         }
 928     }
 929 }
 930
 931 static void ESSubtitleUpdate( demux_t *p_demux )
 932 {
 933     demux_sys_t *p_sys = p_demux->p_sys;
 934     int         i_spu = dvdnav_get_active_spu_stream( p_sys->dvdnav );
 935     int32_t i_title, i_part;
 936
 937     ButtonUpdate( p_demux );
 938
 939     dvdnav_current_title_info( p_sys->dvdnav, &i_title, &i_part );
 940     if( i_title > 0 ) return;
 941
 942     if( i_spu >= 0 && i_spu <= 0x1f )
 943     {
 944         ps_track_t *tk = &p_sys->tk[PS_ID_TO_TK(0xbd20 + i_spu)];
 945
 946         ESNew( p_demux, 0xbd20 + i_spu );
 947
 948         /* be sure to unselect it (reset) */
 949         es_out_Control( p_demux->out, ES_OUT_SET_ES_STATE, tk->es,
 950                         (vlc_bool_t)VLC_FALSE );
 951
 952         /* now select it */
 953         es_out_Control( p_demux->out, ES_OUT_SET_ES, tk->es );
 954     }
 955     else
 956     {
 957         for( i_spu = 0; i_spu <= 0x1F; i_spu++ )
 958         {
 959             ps_track_t *tk = &p_sys->tk[PS_ID_TO_TK(0xbd20 + i_spu)];
 960             if( tk->b_seen )
 961             {
 962                 es_out_Control( p_demux->out, ES_OUT_SET_ES_STATE, tk->es,
 963                                 (vlc_bool_t)VLC_FALSE );
 964             }
 965         }
 966     }
 967 }
 968
 969 /*****************************************************************************
 970  * DemuxBlock: demux a given block
 971  *****************************************************************************/
 972 static int DemuxBlock( demux_t *p_demux, uint8_t *pkt, int i_pkt )
 973 {
 974     demux_sys_t *p_sys = p_demux->p_sys;
 975     uint8_t     *p = pkt;
 976
 977     while( p < &pkt[i_pkt] )
 978     {
 979         int i_size = ps_pkt_size( p, &pkt[i_pkt] - p );
 980         block_t *p_pkt;
 981         if( i_size <= 0 )
 982         {
 983             break;
 984         }
 985
 986         /* Create a block */
 987         p_pkt = block_New( p_demux, i_size );
 988         memcpy( p_pkt->p_buffer, p, i_size);
 989
 990         /* Parse it and send it */
 991         switch( 0x100 | p[3] )
 992         {
 993         case 0x1b9:
 994         case 0x1bb:
 995         case 0x1bc:
 996 #ifdef DVDNAV_DEBUG
 997             if( p[3] == 0xbc )
 998             {
 999                 msg_Warn( p_demux, "received a PSM packet" );
1000             }
1001             else if( p[3] == 0xbb )
1002             {
1003                 msg_Warn( p_demux, "received a SYSTEM packet" );
1004             }
1005 #endif
1006             block_Release( p_pkt );
1007             break;
1008
1009         case 0x1ba:
1010         {
1011             int64_t i_scr;
1012             int i_mux_rate;
1013             if( !ps_pkt_parse_pack( p_pkt, &i_scr, &i_mux_rate ) )
1014             {
1015                 es_out_Control( p_demux->out, ES_OUT_SET_PCR, i_scr );
1016                 if( i_mux_rate > 0 ) p_sys->i_mux_rate = i_mux_rate;
1017             }
1018             block_Release( p_pkt );
1019             break;
1020         }
1021         default:
1022         {
1023             int i_id = ps_pkt_id( p_pkt );
1024             if( i_id >= 0xc0 )
1025             {
1026                 ps_track_t *tk = &p_sys->tk[PS_ID_TO_TK(i_id)];
1027
1028                 if( !tk->b_seen )
1029                 {
1030                     ESNew( p_demux, i_id );
1031                 }
1032                 if( tk->b_seen && tk->es &&
1033                     !ps_pkt_parse_pes( p_pkt, tk->i_skip ) )
1034                 {
1035                     es_out_Send( p_demux->out, tk->es, p_pkt );
1036                 }
1037                 else
1038                 {
1039                     block_Release( p_pkt );
1040                 }
1041             }
1042             else
1043             {
1044                 block_Release( p_pkt );
1045             }
1046             break;
1047         }
1048         }
1049
1050         p += i_size;
1051     }
1052
1053     return VLC_SUCCESS;
1054 }
1055
1056 /*****************************************************************************
1057  * ESNew: register a new elementary stream
1058  *****************************************************************************/
1059 static void ESNew( demux_t *p_demux, int i_id )
1060 {
1061     demux_sys_t *p_sys = p_demux->p_sys;
1062     ps_track_t  *tk = &p_sys->tk[PS_ID_TO_TK(i_id)];
1063     vlc_bool_t  b_select = VLC_FALSE;
1064
1065     if( tk->b_seen ) return;
1066
1067     if( ps_track_fill( tk, 0, i_id ) )
1068     {
1069         msg_Warn( p_demux, "unknown codec for id=0x%x", i_id );
1070         return;
1071     }
1072
1073     /* Add a new ES */
1074     if( tk->fmt.i_cat == VIDEO_ES )
1075     {
1076         if( p_sys->i_aspect >= 0 )
1077         {
1078             tk->fmt.video.i_aspect = p_sys->i_aspect;
1079         }
1080         b_select = VLC_TRUE;
1081     }
1082     else if( tk->fmt.i_cat == AUDIO_ES )
1083     {
1084         int i_audio = -1;
1085         /* find the audio number PLEASE find another way */
1086         if( (i_id&0xbdf8) == 0xbd88 )       /* dts */
1087         {
1088             i_audio = i_id&0x07;
1089         }
1090         else if( (i_id&0xbdf0) == 0xbd80 )  /* a52 */
1091         {
1092             i_audio = i_id&0xf;
1093         }
1094         else if( (i_id&0xbdf0) == 0xbda0 )  /* lpcm */
1095         {
1096             i_audio = i_id&0x1f;
1097         }
1098         else if( ( i_id&0xe0 ) == 0xc0 )    /* mpga */
1099         {
1100             i_audio = i_id&0x1f;
1101         }
1102         if( i_audio >= 0 )
1103         {
1104             int i_lang = dvdnav_audio_stream_to_lang( p_sys->dvdnav, i_audio );
1105             if( i_lang != 0xffff )
1106             {
1107                 tk->fmt.psz_language = malloc( 3 );
1108                 tk->fmt.psz_language[0] = (i_lang >> 8)&0xff;
1109                 tk->fmt.psz_language[1] = (i_lang     )&0xff;
1110                 tk->fmt.psz_language[2] = 0;
1111             }
1112             if( dvdnav_get_active_audio_stream( p_sys->dvdnav ) == i_audio )
1113             {
1114                 b_select = VLC_TRUE;
1115             }
1116         }
1117     }
1118     else if( tk->fmt.i_cat == SPU_ES )
1119     {
1120         int32_t i_title, i_part;
1121         int i_lang = dvdnav_spu_stream_to_lang( p_sys->dvdnav, i_id&0x1f );
1122         if( i_lang != 0xffff )
1123         {
1124             tk->fmt.psz_language = malloc( 3 );
1125             tk->fmt.psz_language[0] = (i_lang >> 8)&0xff;
1126             tk->fmt.psz_language[1] = (i_lang     )&0xff;
1127             tk->fmt.psz_language[2] = 0;
1128         }
1129
1130         /* Palette */
1131         tk->fmt.subs.spu.palette[0] = 0xBeef;
1132         memcpy( &tk->fmt.subs.spu.palette[1], p_sys->clut,
1133                 16 * sizeof( uint32_t ) );
1134
1135         /* We select only when we are not in the menu */
1136         dvdnav_current_title_info( p_sys->dvdnav, &i_title, &i_part );
1137         if( i_title > 0 &&
1138             dvdnav_get_active_spu_stream( p_sys->dvdnav ) == (i_id&0x1f) )
1139         {
1140             b_select = VLC_TRUE;
1141         }
1142     }
1143
1144     tk->es = es_out_Add( p_demux->out, &tk->fmt );
1145     if( b_select )
1146     {
1147         es_out_Control( p_demux->out, ES_OUT_SET_ES, tk->es );
1148     }
1149     tk->b_seen = VLC_TRUE;
1150
1151     if( tk->fmt.i_cat == VIDEO_ES ) ButtonUpdate( p_demux );
1152 }
1153
1154 /*****************************************************************************
1155  * Event handler code
1156  *****************************************************************************/
1157 static int  EventMouse( vlc_object_t *, char const *,
1158                         vlc_value_t, vlc_value_t, void * );
1159 static int  EventKey  ( vlc_object_t *, char const *,
1160                         vlc_value_t, vlc_value_t, void * );
1161
1162 static int EventThread( vlc_object_t *p_this )
1163 {
1164     event_thread_t *p_ev = (event_thread_t*)p_this;
1165     demux_sys_t    *p_sys = p_ev->p_demux->p_sys;
1166     vlc_object_t   *p_vout = NULL;
1167
1168     vlc_mutex_init( p_ev, &p_ev->lock );
1169     p_ev->b_moved   = VLC_FALSE;
1170     p_ev->b_clicked = VLC_FALSE;
1171     p_ev->b_key     = VLC_FALSE;
1172     p_ev->b_still   = VLC_FALSE;
1173
1174     /* catch all key event */
1175     var_AddCallback( p_ev->p_vlc, "key-pressed", EventKey, p_ev );
1176
1177     /* main loop */
1178     while( !p_ev->b_die )
1179     {
1180         vlc_bool_t b_activated = VLC_FALSE;
1181
1182         /* KEY part */
1183         if( p_ev->b_key )
1184         {
1185             pci_t *pci = dvdnav_get_current_nav_pci( p_sys->dvdnav );
1186
1187             vlc_value_t valk;
1188             struct hotkey *p_hotkeys = p_ev->p_vlc->p_hotkeys;
1189             int i, i_action = -1;
1190
1191             vlc_mutex_lock( &p_ev->lock );
1192             var_Get( p_ev->p_vlc, "key-pressed", &valk );
1193             for( i = 0; p_hotkeys[i].psz_action != NULL; i++ )
1194             {
1195                 if( p_hotkeys[i].i_key == valk.i_int )
1196                 {
1197                     i_action = p_hotkeys[i].i_action;
1198                 }
1199             }
1200
1201             switch( i_action )
1202             {
1203             case ACTIONID_NAV_LEFT:
1204                 dvdnav_left_button_select( p_sys->dvdnav, pci );
1205                 break;
1206             case ACTIONID_NAV_RIGHT:
1207                 dvdnav_right_button_select( p_sys->dvdnav, pci );
1208                 break;
1209             case ACTIONID_NAV_UP:
1210                 dvdnav_upper_button_select( p_sys->dvdnav, pci );
1211                 break;
1212             case ACTIONID_NAV_DOWN:
1213                 dvdnav_lower_button_select( p_sys->dvdnav, pci );
1214                 break;
1215             case ACTIONID_NAV_ACTIVATE:
1216                 b_activated = VLC_TRUE;
1217                 dvdnav_button_activate( p_sys->dvdnav, pci );
1218                 break;
1219             default:
1220                 break;
1221             }
1222             p_ev->b_key = VLC_FALSE;
1223             vlc_mutex_unlock( &p_ev->lock );
1224         }
1225
1226         /* VOUT part */
1227         if( p_vout && ( p_ev->b_moved || p_ev->b_clicked ) )
1228         {
1229             pci_t *pci = dvdnav_get_current_nav_pci( p_sys->dvdnav );
1230             vlc_value_t valx, valy;
1231
1232             vlc_mutex_lock( &p_ev->lock );
1233             var_Get( p_vout, "mouse-x", &valx );
1234             var_Get( p_vout, "mouse-y", &valy );
1235
1236             if( p_ev->b_moved )
1237             {
1238                 dvdnav_mouse_select( p_sys->dvdnav, pci, valx.i_int,
1239                                      valy.i_int );
1240             }
1241             if( p_ev->b_clicked )
1242             {
1243                 b_activated = VLC_TRUE;
1244                 dvdnav_mouse_activate( p_sys->dvdnav, pci, valx.i_int,
1245                                        valy.i_int );
1246             }
1247
1248             p_ev->b_moved = VLC_FALSE;
1249             p_ev->b_clicked = VLC_FALSE;
1250             vlc_mutex_unlock( &p_ev->lock );
1251         }
1252         if( p_vout && p_vout->b_die )
1253         {
1254             var_DelCallback( p_vout, "mouse-moved", EventMouse, p_ev );
1255             var_DelCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
1256             vlc_object_release( p_vout );
1257             p_vout = NULL;
1258         }
1259         if( p_vout == NULL )
1260         {
1261             p_vout = vlc_object_find( p_sys->p_input, VLC_OBJECT_VOUT,
1262                                       FIND_CHILD );
1263             if( p_vout)
1264             {
1265                 var_AddCallback( p_vout, "mouse-moved", EventMouse, p_ev );
1266                 var_AddCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
1267             }
1268         }
1269
1270         /* Still part */
1271         vlc_mutex_lock( &p_ev->lock );
1272         if( p_ev->b_still )
1273         {
1274             if( /* b_activated || // This breaks menus */
1275                 ( p_ev->i_still_end > 0 && p_ev->i_still_end < mdate() ))
1276             {
1277                 p_ev->b_still = VLC_FALSE;
1278                 dvdnav_still_skip( p_sys->dvdnav );
1279             }
1280         }
1281         vlc_mutex_unlock( &p_ev->lock );
1282
1283         /* Wait a bit */
1284         msleep( 10000 );
1285     }
1286
1287     /* Release callback */
1288     if( p_vout )
1289     {
1290         var_DelCallback( p_vout, "mouse-moved", EventMouse, p_ev );
1291         var_DelCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
1292         vlc_object_release( p_vout );
1293     }
1294     var_DelCallback( p_ev->p_vlc, "key-pressed", EventKey, p_ev );
1295
1296     vlc_mutex_destroy( &p_ev->lock );
1297
1298     return VLC_SUCCESS;
1299 }
1300
1301 static int EventMouse( vlc_object_t *p_this, char const *psz_var,
1302                        vlc_value_t oldval, vlc_value_t newval, void *p_data )
1303 {
1304     event_thread_t *p_ev = p_data;
1305     vlc_mutex_lock( &p_ev->lock );
1306     if( psz_var[6] == 'c' )
1307         p_ev->b_clicked = VLC_TRUE;
1308     else if( psz_var[6] == 'm' )
1309         p_ev->b_moved = VLC_TRUE;
1310     vlc_mutex_unlock( &p_ev->lock );
1311
1312     return VLC_SUCCESS;
1313 }
1314
1315 static int EventKey( vlc_object_t *p_this, char const *psz_var,
1316                      vlc_value_t oldval, vlc_value_t newval, void *p_data )
1317 {
1318     event_thread_t *p_ev = p_data;
1319     vlc_mutex_lock( &p_ev->lock );
1320     p_ev->b_key = VLC_TRUE;
1321     vlc_mutex_unlock( &p_ev->lock );
1322
1323     return VLC_SUCCESS;
1324 }
1325
1326 /*****************************************************************************
1327  * ProbeDVD: very weak probing that avoids going too often into a dvdnav_open()
1328  *****************************************************************************/
1329 static int ProbeDVD( demux_t *p_demux, char *psz_name )
1330 {
1331 #ifdef HAVE_SYS_STAT_H
1332     struct stat stat_info;
1333     uint8_t pi_anchor[2];
1334     uint16_t i_tag_id = 0;
1335     int i_fd, i_ret;
1336
1337     if( stat( psz_name, &stat_info ) || !S_ISREG( stat_info.st_mode ) )
1338     {
1339         /* Let dvdnav_open() do the probing */
1340         return VLC_SUCCESS;
1341     }
1342
1343     if( (i_fd = open( psz_name, O_RDONLY )) == -1 )
1344     {
1345         /* Let dvdnav_open() do the probing */
1346         return VLC_SUCCESS;
1347     }
1348
1349     /* Try to find the anchor (2 bytes at LBA 256) */
1350     i_ret = VLC_SUCCESS;
1351     if( lseek( i_fd, 256 * DVD_VIDEO_LB_LEN, SEEK_SET ) == -1 )
1352     {
1353         i_ret = VLC_EGENERIC;
1354     }
1355
1356     if( read( i_fd, pi_anchor, 2 ) == 2 )
1357     {
1358         i_tag_id = GetWLE(pi_anchor);
1359         if( i_tag_id != 2 ) i_ret = VLC_EGENERIC; /* Not an anchor */
1360     }
1361     else
1362     {
1363         i_ret = VLC_EGENERIC;
1364     }
1365
1366     close( i_fd );
1367
1368     return i_ret;
1369 #else
1370
1371     return VLC_SUCCESS;
1372 #endif
1373 }