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     add_integer( "dvdnav-caching", DEFAULT_PTS_DELAY / 1000, NULL,
  88         CACHING_TEXT, CACHING_LONGTEXT, VLC_TRUE );
  89     add_bool( "dvdnav-menu", VLC_TRUE, NULL,
  90         MENU_TEXT, MENU_LONGTEXT, VLC_FALSE );
  91     set_capability( "access_demux", 5 );
  92     add_shortcut( "dvd" );
  93     add_shortcut( "dvdnav" );
  94     set_callbacks( Open, Close );
  95 vlc_module_end();
  96
  97 /* Shall we use libdvdnav's read ahead cache? */
  98 #define DVD_READ_CACHE 1
  99
 100 /*****************************************************************************
 101  * Local prototypes
 102  *****************************************************************************/
 103 typedef struct
 104 {
 105     VLC_COMMON_MEMBERS
 106
 107     demux_t        *p_demux;
 108     vlc_mutex_t     lock;
 109
 110     vlc_bool_t      b_moved;
 111     vlc_bool_t      b_clicked;
 112     vlc_bool_t      b_key;
 113
 114     vlc_bool_t      b_still;
 115     int64_t         i_still_end;
 116
 117 } event_thread_t;
 118
 119 static int EventThread( vlc_object_t * );
 120
 121 struct demux_sys_t
 122 {
 123     dvdnav_t    *dvdnav;
 124
 125     /* track */
 126     ps_track_t  tk[PS_TK_COUNT];
 127     int         i_mux_rate;
 128
 129     /* for spu variables */
 130     input_thread_t *p_input;
 131
 132     /* event */
 133     event_thread_t *p_ev;
 134
 135     /* palette for menus */
 136     uint32_t clut[16];
 137     uint8_t  palette[4][4];
 138     vlc_bool_t b_spu_change;
 139
 140     /* */
 141     int i_aspect;
 142
 143     int           i_title;
 144     input_title_t **title;
 145
 146     /* lenght of program group chain */
 147     mtime_t     i_pgc_length;
 148 };
 149
 150 static int Control( demux_t *, int, va_list );
 151 static int Demux( demux_t * );
 152 static int DemuxBlock( demux_t *, uint8_t *, int );
 153
 154 static void DemuxTitles( demux_t * );
 155 static void ESSubtitleUpdate( demux_t * );
 156 static void ButtonUpdate( demux_t *, vlc_bool_t );
 157
 158 static void ESNew( demux_t *, int );
 159 static int ProbeDVD( demux_t *, char * );
 160
 161 static char *DemuxGetLanguageCode( demux_t *p_demux, const char *psz_var );
 162
 163 /*****************************************************************************
 164  * DemuxOpen:
 165  *****************************************************************************/
 166 static int Open( vlc_object_t *p_this )
 167 {
 168     demux_t     *p_demux = (demux_t*)p_this;
 169     demux_sys_t *p_sys;
 170     dvdnav_t    *p_dvdnav;
 171     int         i_angle;
 172     char        *psz_name;
 173     char        *psz_code;
 174     vlc_value_t val;
 175
 176     if( !p_demux->psz_path || !*p_demux->psz_path )
 177     {
 178         /* Only when selected */
 179         if( !p_this->b_force ) return VLC_EGENERIC;
 180
 181         psz_name = var_CreateGetString( p_this, "dvd" );
 182         if( !psz_name )
 183         {
 184             psz_name = strdup("");
 185         }
 186     }
 187     else
 188         psz_name = strdup( p_demux->psz_path );
 189
 190 #ifdef WIN32
 191     if( psz_name[0] && psz_name[1] == ':' &&
 192         psz_name[2] == '\\' && psz_name[3] == '\0' ) psz_name[2] = '\0';
 193 #endif
 194
 195     /* Try some simple probing to avoid going through dvdnav_open too often */
 196     if( ProbeDVD( p_demux, psz_name ) != VLC_SUCCESS )
 197     {
 198         free( psz_name );
 199         return VLC_EGENERIC;
 200     }
 201
 202     /* Open dvdnav */
 203     if( dvdnav_open( &p_dvdnav, psz_name ) != DVDNAV_STATUS_OK )
 204     {
 205         msg_Warn( p_demux, "cannot open dvdnav" );
 206         free( psz_name );
 207         return VLC_EGENERIC;
 208     }
 209     free( psz_name );
 210
 211     /* Fill p_demux field */
 212     DEMUX_INIT_COMMON(); p_sys = p_demux->p_sys;
 213     p_sys->dvdnav = p_dvdnav;
 214
 215     ps_track_init( p_sys->tk );
 216     p_sys->i_aspect = -1;
 217     p_sys->i_mux_rate = 0;
 218     p_sys->i_pgc_length = 0;
 219     p_sys->b_spu_change = VLC_FALSE;
 220
 221     if( 1 )
 222     {
 223         // Hack for libdvdnav CVS.
 224         // Without it dvdnav_get_number_of_titles() fails.
 225         // Remove when fixed in libdvdnav CVS.
 226         uint8_t buffer[DVD_VIDEO_LB_LEN];
 227         int i_event, i_len;
 228
 229         if( dvdnav_get_next_block( p_sys->dvdnav, buffer, &i_event, &i_len )
 230               == DVDNAV_STATUS_ERR )
 231         {
 232             msg_Warn( p_demux, "dvdnav_get_next_block failed" );
 233         }
 234
 235         dvdnav_sector_search( p_sys->dvdnav, 0, SEEK_SET );
 236     }
 237
 238     /* Configure dvdnav */
 239     if( dvdnav_set_readahead_flag( p_sys->dvdnav, DVD_READ_CACHE ) !=
 240           DVDNAV_STATUS_OK )
 241     {
 242         msg_Warn( p_demux, "cannot set read-a-head flag" );
 243     }
 244
 245     if( dvdnav_set_PGC_positioning_flag( p_sys->dvdnav, 1 ) !=
 246           DVDNAV_STATUS_OK )
 247     {
 248         msg_Warn( p_demux, "cannot set PGC positioning flag" );
 249     }
 250
 251     /* Set menu language ("en")
 252      * XXX: maybe it would be better to set it like audio/spu
 253      * or to create a --menu-language option */
 254     if( dvdnav_menu_language_select( p_sys->dvdnav, LANGUAGE_DEFAULT ) !=
 255         DVDNAV_STATUS_OK )
 256     {
 257         msg_Warn( p_demux, "can't set menu language to '%s' (%s)",
 258                   LANGUAGE_DEFAULT, dvdnav_err_to_string( p_sys->dvdnav ) );
 259     }
 260
 261     /* Set audio language */
 262     psz_code = DemuxGetLanguageCode( p_demux, "audio-language" );
 263     if( dvdnav_audio_language_select( p_sys->dvdnav, psz_code ) !=
 264         DVDNAV_STATUS_OK )
 265     {
 266         msg_Warn( p_demux, "can't set audio language to '%s' (%s)",
 267                   psz_code, dvdnav_err_to_string( p_sys->dvdnav ) );
 268         /* We try to fall back to 'en' */
 269         if( strcmp( psz_code, LANGUAGE_DEFAULT ) )
 270             dvdnav_audio_language_select( p_sys->dvdnav, LANGUAGE_DEFAULT );
 271     }
 272     free( psz_code );
 273
 274     /* Set spu language */
 275     psz_code = DemuxGetLanguageCode( p_demux, "sub-language" );
 276     if( dvdnav_spu_language_select( p_sys->dvdnav, psz_code ) !=
 277         DVDNAV_STATUS_OK )
 278     {
 279         msg_Warn( p_demux, "can't set spu language to '%s' (%s)",
 280                   psz_code, dvdnav_err_to_string( p_sys->dvdnav ) );
 281         /* We try to fall back to 'en' */
 282         if( strcmp( psz_code, LANGUAGE_DEFAULT ) )
 283             dvdnav_spu_language_select(p_sys->dvdnav, LANGUAGE_DEFAULT );
 284     }
 285     free( psz_code );
 286
 287     DemuxTitles( p_demux );
 288
 289     var_Create( p_demux, "dvdnav-menu", VLC_VAR_BOOL|VLC_VAR_DOINHERIT );
 290     var_Get( p_demux, "dvdnav-menu", &val );
 291     if( val.b_bool )
 292     {
 293         msg_Dbg( p_demux, "trying to go to dvd menu" );
 294
 295         if( dvdnav_title_play( p_sys->dvdnav, 1 ) != DVDNAV_STATUS_OK )
 296         {
 297             msg_Err( p_demux, "cannot set title (can't decrypt DVD?)" );
 298             intf_UserFatal( p_demux, VLC_FALSE, _("Playback failure"),
 299                             _("VLC cannot set the DVD's title. It possibly "
 300                               "cannot decrypt the entire disk.") );
 301             dvdnav_close( p_sys->dvdnav );
 302             free( p_sys );
 303             return VLC_EGENERIC;
 304         }
 305
 306         if( dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Title ) !=
 307             DVDNAV_STATUS_OK )
 308         {
 309             /* Try going to menu root */
 310             if( dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Root ) !=
 311                 DVDNAV_STATUS_OK )
 312                     msg_Warn( p_demux, "cannot go to dvd menu" );
 313         }
 314     }
 315
 316     var_Create( p_demux, "dvdnav-angle", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
 317     var_Get( p_demux, "dvdnav-angle", &val );
 318     i_angle = val.i_int > 0 ? val.i_int : 1;
 319
 320     /* Update default_pts to a suitable value for dvdnav access */
 321     var_Create( p_demux, "dvdnav-caching", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
 322
 323     /* FIXME hack hack hack hack FIXME */
 324     /* Get p_input and create variable */
 325     p_sys->p_input = vlc_object_find( p_demux, VLC_OBJECT_INPUT, FIND_PARENT );
 326     var_Create( p_sys->p_input, "x-start", VLC_VAR_INTEGER );
 327     var_Create( p_sys->p_input, "y-start", VLC_VAR_INTEGER );
 328     var_Create( p_sys->p_input, "x-end", VLC_VAR_INTEGER );
 329     var_Create( p_sys->p_input, "y-end", VLC_VAR_INTEGER );
 330     var_Create( p_sys->p_input, "color", VLC_VAR_ADDRESS );
 331     var_Create( p_sys->p_input, "menu-palette", VLC_VAR_ADDRESS );
 332     var_Create( p_sys->p_input, "highlight", VLC_VAR_BOOL );
 333     var_Create( p_sys->p_input, "highlight-mutex", VLC_VAR_MUTEX );
 334
 335     /* Now create our event thread catcher */
 336     p_sys->p_ev = vlc_object_create( p_demux, sizeof( event_thread_t ) );
 337     p_sys->p_ev->p_demux = p_demux;
 338     vlc_thread_create( p_sys->p_ev, "dvdnav event thread handler", EventThread,
 339                        VLC_THREAD_PRIORITY_LOW, VLC_FALSE );
 340
 341     return VLC_SUCCESS;
 342 }
 343
 344 /*****************************************************************************
 345  * Close:
 346  *****************************************************************************/
 347 static void Close( vlc_object_t *p_this )
 348 {
 349     demux_t     *p_demux = (demux_t*)p_this;
 350     demux_sys_t *p_sys = p_demux->p_sys;
 351     int i;
 352
 353     /* stop the event handler */
 354     vlc_object_kill( p_sys->p_ev );
 355     vlc_thread_join( p_sys->p_ev );
 356     vlc_object_destroy( p_sys->p_ev );
 357
 358     var_Destroy( p_sys->p_input, "highlight-mutex" );
 359     var_Destroy( p_sys->p_input, "highlight" );
 360     var_Destroy( p_sys->p_input, "x-start" );
 361     var_Destroy( p_sys->p_input, "x-end" );
 362     var_Destroy( p_sys->p_input, "y-start" );
 363     var_Destroy( p_sys->p_input, "y-end" );
 364     var_Destroy( p_sys->p_input, "color" );
 365     var_Destroy( p_sys->p_input, "menu-palette" );
 366
 367     vlc_object_release( p_sys->p_input );
 368
 369     for( i = 0; i < PS_TK_COUNT; i++ )
 370     {
 371         ps_track_t *tk = &p_sys->tk[i];
 372         if( tk->b_seen )
 373         {
 374             es_format_Clean( &tk->fmt );
 375             if( tk->es ) es_out_Del( p_demux->out, tk->es );
 376         }
 377     }
 378
 379     dvdnav_close( p_sys->dvdnav );
 380     free( p_sys );
 381 }
 382
 383 /*****************************************************************************
 384  * Control:
 385  *****************************************************************************/
 386 static int Control( demux_t *p_demux, int i_query, va_list args )
 387 {
 388     demux_sys_t *p_sys = p_demux->p_sys;
 389     double f, *pf;
 390     vlc_bool_t *pb;
 391     int64_t *pi64;
 392     input_title_t ***ppp_title;
 393     int          *pi_int;
 394     int i;
 395
 396     switch( i_query )
 397     {
 398         case DEMUX_SET_POSITION:
 399         case DEMUX_GET_POSITION:
 400         case DEMUX_GET_TIME:
 401         case DEMUX_GET_LENGTH:
 402         {
 403             uint32_t pos, len;
 404             if( dvdnav_get_position( p_sys->dvdnav, &pos, &len ) !=
 405                   DVDNAV_STATUS_OK || len == 0 )
 406             {
 407                 return VLC_EGENERIC;
 408             }
 409
 410             if( i_query == DEMUX_GET_POSITION )
 411             {
 412                 pf = (double*)va_arg( args, double* );
 413                 *pf = (double)pos / (double)len;
 414                 return VLC_SUCCESS;
 415             }
 416             else if( i_query == DEMUX_SET_POSITION )
 417             {
 418                 f = (double)va_arg( args, double );
 419                 pos = f * len;
 420                 if( dvdnav_sector_search( p_sys->dvdnav, pos, SEEK_SET ) ==
 421                       DVDNAV_STATUS_OK )
 422                 {
 423                     return VLC_SUCCESS;
 424                 }
 425             }
 426             else if( i_query == DEMUX_GET_TIME )
 427             {
 428                 pi64 = (int64_t*)va_arg( args, int64_t * );
 429                 if( p_sys->i_pgc_length > 0 )
 430                 {
 431                     *pi64 = p_sys->i_pgc_length * pos / len;
 432                     return VLC_SUCCESS;
 433                 }
 434             }
 435             else if( i_query == DEMUX_GET_LENGTH )
 436             {
 437                 pi64 = (int64_t*)va_arg( args, int64_t * );
 438                 if( p_sys->i_pgc_length > 0 )
 439                 {
 440                     *pi64 = (int64_t)p_sys->i_pgc_length;
 441                     return VLC_SUCCESS;
 442                 }
 443             }
 444
 445             return VLC_EGENERIC;
 446         }
 447
 448         /* Special for access_demux */
 449         case DEMUX_CAN_PAUSE:
 450         case DEMUX_CAN_SEEK:
 451         case DEMUX_CAN_CONTROL_PACE:
 452             /* TODO */
 453             pb = (vlc_bool_t*)va_arg( args, vlc_bool_t * );
 454             *pb = VLC_TRUE;
 455             return VLC_SUCCESS;
 456
 457         case DEMUX_SET_PAUSE_STATE:
 458             return VLC_SUCCESS;
 459
 460         case DEMUX_GET_TITLE_INFO:
 461             ppp_title = (input_title_t***)va_arg( args, input_title_t*** );
 462             pi_int    = (int*)va_arg( args, int* );
 463             *((int*)va_arg( args, int* )) = 0; /* Title offset */
 464             *((int*)va_arg( args, int* )) = 1; /* Chapter offset */
 465
 466             /* Duplicate title infos */
 467             *pi_int = p_sys->i_title;
 468             *ppp_title = malloc( sizeof( input_title_t ** ) * p_sys->i_title );
 469             for( i = 0; i < p_sys->i_title; i++ )
 470             {
 471                 (*ppp_title)[i] = vlc_input_title_Duplicate( p_sys->title[i] );
 472             }
 473             return VLC_SUCCESS;
 474
 475         case DEMUX_SET_TITLE:
 476             i = (int)va_arg( args, int );
 477             if( ( i == 0 && dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Root )
 478                   != DVDNAV_STATUS_OK ) ||
 479                 ( i != 0 && dvdnav_title_play( p_sys->dvdnav, i )
 480                   != DVDNAV_STATUS_OK ) )
 481             {
 482                 msg_Warn( p_demux, "cannot set title/chapter" );
 483                 return VLC_EGENERIC;
 484             }
 485             p_demux->info.i_update |=
 486                 INPUT_UPDATE_TITLE | INPUT_UPDATE_SEEKPOINT;
 487             p_demux->info.i_title = i;
 488             p_demux->info.i_seekpoint = 0;
 489             return VLC_SUCCESS;
 490
 491         case DEMUX_SET_SEEKPOINT:
 492             i = (int)va_arg( args, int );
 493             if( p_demux->info.i_title == 0 )
 494             {
 495                 int i_ret;
 496                 /* Special case */
 497                 switch( i )
 498                 {
 499                 case 0:
 500                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Escape );
 501                     break;
 502                 case 1:
 503                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Root );
 504                     break;
 505                 case 2:
 506                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Title );
 507                     break;
 508                 case 3:
 509                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Part );
 510                     break;
 511                 case 4:
 512                     i_ret = dvdnav_menu_call( p_sys->dvdnav,
 513                                               DVD_MENU_Subpicture );
 514                     break;
 515                 case 5:
 516                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Audio );
 517                     break;
 518                 case 6:
 519                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Angle );
 520                     break;
 521                 default:
 522                     return VLC_EGENERIC;
 523                 }
 524
 525                 if( i_ret != DVDNAV_STATUS_OK )
 526                     return VLC_EGENERIC;
 527             }
 528             else if( dvdnav_part_play( p_sys->dvdnav, p_demux->info.i_title,
 529                                        i + 1 ) != DVDNAV_STATUS_OK )
 530             {
 531                 msg_Warn( p_demux, "cannot set title/chapter" );
 532                 return VLC_EGENERIC;
 533             }
 534             p_demux->info.i_update |= INPUT_UPDATE_SEEKPOINT;
 535             p_demux->info.i_seekpoint = i;
 536             return VLC_SUCCESS;
 537
 538         case DEMUX_GET_PTS_DELAY:
 539             pi64 = (int64_t*)va_arg( args, int64_t * );
 540             *pi64 = (int64_t)var_GetInteger( p_demux, "dvdnav-caching" ) *1000;
 541             return VLC_SUCCESS;
 542
 543         case DEMUX_GET_META:
 544         {
 545             const char *title_name = NULL;
 546
 547             dvdnav_get_title_string(p_sys->dvdnav, &title_name);
 548             if( (NULL != title_name) && ('\0' != title_name[0]) )
 549             {
 550                 vlc_meta_t *p_meta = (vlc_meta_t*)va_arg( args, vlc_meta_t* );
 551                 vlc_meta_Set( p_meta, vlc_meta_Title, title_name );
 552                 return VLC_SUCCESS;
 553             }
 554             return VLC_EGENERIC;
 555         }
 556
 557         /* TODO implement others */
 558         default:
 559             return VLC_EGENERIC;
 560     }
 561 }
 562
 563 /*****************************************************************************
 564  * Demux:
 565  *****************************************************************************/
 566 static int Demux( demux_t *p_demux )
 567 {
 568     demux_sys_t *p_sys = p_demux->p_sys;
 569
 570     uint8_t buffer[DVD_VIDEO_LB_LEN];
 571     uint8_t *packet = buffer;
 572     int i_event;
 573     int i_len;
 574
 575 #if DVD_READ_CACHE
 576     if( dvdnav_get_next_cache_block( p_sys->dvdnav, &packet, &i_event, &i_len )
 577         == DVDNAV_STATUS_ERR )
 578 #else
 579     if( dvdnav_get_next_block( p_sys->dvdnav, packet, &i_event, &i_len )
 580         == DVDNAV_STATUS_ERR )
 581 #endif
 582     {
 583         msg_Warn( p_demux, "cannot get next block (%s)",
 584                   dvdnav_err_to_string( p_sys->dvdnav ) );
 585         return -1;
 586     }
 587
 588     switch( i_event )
 589     {
 590     case DVDNAV_BLOCK_OK:   /* mpeg block */
 591         DemuxBlock( p_demux, packet, i_len );
 592         break;
 593
 594     case DVDNAV_NOP:    /* Nothing */
 595         msg_Dbg( p_demux, "DVDNAV_NOP" );
 596         break;
 597
 598     case DVDNAV_STILL_FRAME:
 599     {
 600         dvdnav_still_event_t *event = (dvdnav_still_event_t*)packet;
 601         vlc_mutex_lock( &p_sys->p_ev->lock );
 602         if( !p_sys->p_ev->b_still )
 603         {
 604             msg_Dbg( p_demux, "DVDNAV_STILL_FRAME" );
 605             msg_Dbg( p_demux, "     - length=0x%x", event->length );
 606             p_sys->p_ev->b_still = VLC_TRUE;
 607             if( event->length == 0xff )
 608             {
 609                 p_sys->p_ev->i_still_end = 0;
 610             }
 611             else
 612             {
 613                 p_sys->p_ev->i_still_end = (int64_t)event->length *
 614                     1000000 + mdate() + p_sys->p_input->i_pts_delay;
 615             }
 616         }
 617         vlc_mutex_unlock( &p_sys->p_ev->lock );
 618         msleep( 40000 );
 619         break;
 620     }
 621
 622     case DVDNAV_SPU_CLUT_CHANGE:
 623     {
 624         int i;
 625
 626         msg_Dbg( p_demux, "DVDNAV_SPU_CLUT_CHANGE" );
 627         /* Update color lookup table (16 *uint32_t in packet) */
 628         memcpy( p_sys->clut, packet, 16 * sizeof( uint32_t ) );
 629
 630         /* HACK to get the SPU tracks registered in the right order */
 631         for( i = 0; i < 0x1f; i++ )
 632         {
 633             if( dvdnav_spu_stream_to_lang( p_sys->dvdnav, i ) != 0xffff )
 634                 ESNew( p_demux, 0xbd20 + i );
 635         }
 636         /* END HACK */
 637         break;
 638     }
 639
 640     case DVDNAV_SPU_STREAM_CHANGE:
 641     {
 642         dvdnav_spu_stream_change_event_t *event =
 643             (dvdnav_spu_stream_change_event_t*)packet;
 644         int i;
 645
 646         msg_Dbg( p_demux, "DVDNAV_SPU_STREAM_CHANGE" );
 647         msg_Dbg( p_demux, "     - physical_wide=%d",
 648                  event->physical_wide );
 649         msg_Dbg( p_demux, "     - physical_letterbox=%d",
 650                  event->physical_letterbox);
 651         msg_Dbg( p_demux, "     - physical_pan_scan=%d",
 652                  event->physical_pan_scan );
 653
 654         ESSubtitleUpdate( p_demux );
 655         p_sys->b_spu_change = VLC_TRUE;
 656
 657         /* HACK to get the SPU tracks registered in the right order */
 658         for( i = 0; i < 0x1f; i++ )
 659         {
 660             if( dvdnav_spu_stream_to_lang( p_sys->dvdnav, i ) != 0xffff )
 661                 ESNew( p_demux, 0xbd20 + i );
 662         }
 663         /* END HACK */
 664         break;
 665     }
 666
 667     case DVDNAV_AUDIO_STREAM_CHANGE:
 668     {
 669         dvdnav_audio_stream_change_event_t *event =
 670             (dvdnav_audio_stream_change_event_t*)packet;
 671         msg_Dbg( p_demux, "DVDNAV_AUDIO_STREAM_CHANGE" );
 672         msg_Dbg( p_demux, "     - physical=%d", event->physical );
 673         /* TODO */
 674         break;
 675     }
 676
 677     case DVDNAV_VTS_CHANGE:
 678     {
 679         int32_t i_title = 0;
 680         int32_t i_part  = 0;
 681         int i;
 682
 683         dvdnav_vts_change_event_t *event = (dvdnav_vts_change_event_t*)packet;
 684         msg_Dbg( p_demux, "DVDNAV_VTS_CHANGE" );
 685         msg_Dbg( p_demux, "     - vtsN=%d", event->new_vtsN );
 686         msg_Dbg( p_demux, "     - domain=%d", event->new_domain );
 687
 688         /* dvdnav_get_video_aspect / dvdnav_get_video_scale_permission */
 689         /* TODO check if we always have VTS and CELL */
 690         p_sys->i_aspect = dvdnav_get_video_aspect( p_sys->dvdnav );
 691
 692         /* reset PCR */
 693         es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
 694
 695         for( i = 0; i < PS_TK_COUNT; i++ )
 696         {
 697             ps_track_t *tk = &p_sys->tk[i];
 698             if( tk->b_seen )
 699             {
 700                 es_format_Clean( &tk->fmt );
 701                 if( tk->es ) es_out_Del( p_demux->out, tk->es );
 702             }
 703             tk->b_seen = VLC_FALSE;
 704         }
 705
 706         if( dvdnav_current_title_info( p_sys->dvdnav, &i_title,
 707                                        &i_part ) == DVDNAV_STATUS_OK )
 708         {
 709             if( i_title >= 0 && i_title < p_sys->i_title &&
 710                 p_demux->info.i_title != i_title )
 711             {
 712                 p_demux->info.i_update |= INPUT_UPDATE_TITLE;
 713                 p_demux->info.i_title = i_title;
 714             }
 715         }
 716         break;
 717     }
 718
 719     case DVDNAV_CELL_CHANGE:
 720     {
 721         int32_t i_title = 0;
 722         int32_t i_part  = 0;
 723
 724         dvdnav_cell_change_event_t *event =
 725             (dvdnav_cell_change_event_t*)packet;
 726         msg_Dbg( p_demux, "DVDNAV_CELL_CHANGE" );
 727         msg_Dbg( p_demux, "     - cellN=%d", event->cellN );
 728         msg_Dbg( p_demux, "     - pgN=%d", event->pgN );
 729         msg_Dbg( p_demux, "     - cell_length="I64Fd, event->cell_length );
 730         msg_Dbg( p_demux, "     - pg_length="I64Fd, event->pg_length );
 731         msg_Dbg( p_demux, "     - pgc_length="I64Fd, event->pgc_length );
 732         msg_Dbg( p_demux, "     - cell_start="I64Fd, event->cell_start );
 733         msg_Dbg( p_demux, "     - pg_start="I64Fd, event->pg_start );
 734
 735         /* Store the lenght in time of the current PGC */
 736         p_sys->i_pgc_length = event->pgc_length / 90 * 1000;
 737
 738         /* FIXME is it correct or there is better way to know chapter change */
 739         if( dvdnav_current_title_info( p_sys->dvdnav, &i_title,
 740                                        &i_part ) == DVDNAV_STATUS_OK )
 741         {
 742             if( i_title >= 0 && i_title < p_sys->i_title &&
 743                 i_part >= 1 && i_part <= p_sys->title[i_title]->i_seekpoint &&
 744                 p_demux->info.i_seekpoint != i_part - 1 )
 745             {
 746                 p_demux->info.i_update |= INPUT_UPDATE_SEEKPOINT;
 747                 p_demux->info.i_seekpoint = i_part - 1;
 748             }
 749         }
 750         break;
 751     }
 752
 753     case DVDNAV_NAV_PACKET:
 754     {
 755 #ifdef DVDNAV_DEBUG
 756         msg_Dbg( p_demux, "DVDNAV_NAV_PACKET" );
 757 #endif
 758         /* A lot of thing to do here :
 759          *  - handle packet
 760          *  - fetch pts (for time display)
 761          *  - ...
 762          */
 763         DemuxBlock( p_demux, packet, i_len );
 764         if( p_sys->b_spu_change )
 765         {
 766             ButtonUpdate( p_demux, VLC_FALSE );
 767             p_sys->b_spu_change = VLC_FALSE;
 768         }
 769         break;
 770     }
 771
 772     case DVDNAV_STOP:   /* EOF */
 773         msg_Dbg( p_demux, "DVDNAV_STOP" );
 774
 775 #if DVD_READ_CACHE
 776         dvdnav_free_cache_block( p_sys->dvdnav, packet );
 777 #endif
 778         return 0;
 779
 780     case DVDNAV_HIGHLIGHT:
 781     {
 782         dvdnav_highlight_event_t *event = (dvdnav_highlight_event_t*)packet;
 783         msg_Dbg( p_demux, "DVDNAV_HIGHLIGHT" );
 784         msg_Dbg( p_demux, "     - display=%d", event->display );
 785         msg_Dbg( p_demux, "     - buttonN=%d", event->buttonN );
 786         ButtonUpdate( p_demux, VLC_FALSE );
 787         break;
 788     }
 789
 790     case DVDNAV_HOP_CHANNEL:
 791         msg_Dbg( p_demux, "DVDNAV_HOP_CHANNEL" );
 792         /* We should try to flush all our internal buffer */
 793         break;
 794
 795     case DVDNAV_WAIT:
 796         msg_Dbg( p_demux, "DVDNAV_WAIT" );
 797
 798         /* reset PCR */
 799         es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
 800         dvdnav_wait_skip( p_sys->dvdnav );
 801         break;
 802
 803     default:
 804         msg_Warn( p_demux, "Unknown event (0x%x)", i_event );
 805         break;
 806     }
 807
 808 #if DVD_READ_CACHE
 809     dvdnav_free_cache_block( p_sys->dvdnav, packet );
 810 #endif
 811
 812     return 1;
 813 }
 814
 815 /* Get a 2 char code
 816  * FIXME: partiallyy duplicated from src/input/es_out.c
 817  */
 818 static char *DemuxGetLanguageCode( demux_t *p_demux, const char *psz_var )
 819 {
 820     const iso639_lang_t *pl;
 821     char *psz_lang;
 822     char *p;
 823
 824     psz_lang = var_CreateGetString( p_demux, psz_var );
 825     /* XXX: we will use only the first value
 826      * (and ignore other ones in case of a list) */
 827     if( ( p = strchr( psz_lang, ',' ) ) ) *p = '\0';
 828
 829     for( pl = p_languages; pl->psz_iso639_1 != NULL; pl++ )
 830     {
 831         if( !strcasecmp( pl->psz_eng_name, psz_lang ) ||
 832             !strcasecmp( pl->psz_native_name, psz_lang ) ||
 833             !strcasecmp( pl->psz_iso639_1, psz_lang ) ||
 834             !strcasecmp( pl->psz_iso639_2T, psz_lang ) ||
 835             !strcasecmp( pl->psz_iso639_2B, psz_lang ) )
 836             break;
 837     }
 838
 839     free( psz_lang );
 840
 841     if( pl->psz_iso639_1 != NULL )
 842         return strdup( pl->psz_iso639_1 );
 843
 844     return strdup(LANGUAGE_DEFAULT);
 845 }
 846
 847 static void DemuxTitles( demux_t *p_demux )
 848 {
 849     demux_sys_t *p_sys = p_demux->p_sys;
 850     input_title_t *t;
 851     seekpoint_t *s;
 852     int32_t i_titles;
 853     int i;
 854
 855     /* Menu */
 856     t = vlc_input_title_New();
 857     t->b_menu = VLC_TRUE;
 858     t->psz_name = strdup( "DVD Menu" );
 859
 860     s = vlc_seekpoint_New();
 861     s->psz_name = strdup( "Resume" );
 862     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 863
 864     s = vlc_seekpoint_New();
 865     s->psz_name = strdup( "Root" );
 866     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 867
 868     s = vlc_seekpoint_New();
 869     s->psz_name = strdup( "Title" );
 870     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 871
 872     s = vlc_seekpoint_New();
 873     s->psz_name = strdup( "Chapter" );
 874     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 875
 876     s = vlc_seekpoint_New();
 877     s->psz_name = strdup( "Subtitle" );
 878     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 879
 880     s = vlc_seekpoint_New();
 881     s->psz_name = strdup( "Audio" );
 882     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 883
 884     s = vlc_seekpoint_New();
 885     s->psz_name = strdup( "Angle" );
 886     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 887
 888     TAB_APPEND( p_sys->i_title, p_sys->title, t );
 889
 890     /* Find out number of titles/chapters */
 891     dvdnav_get_number_of_titles( p_sys->dvdnav, &i_titles );
 892     for( i = 1; i <= i_titles; i++ )
 893     {
 894         int32_t i_chapters = 0;
 895         int j;
 896
 897         dvdnav_get_number_of_parts( p_sys->dvdnav, i, &i_chapters );
 898
 899         t = vlc_input_title_New();
 900         for( j = 0; j < __MAX( i_chapters, 1 ); j++ )
 901         {
 902             s = vlc_seekpoint_New();
 903             TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 904         }
 905
 906         TAB_APPEND( p_sys->i_title, p_sys->title, t );
 907     }
 908 }
 909
 910 /*****************************************************************************
 911  * Update functions:
 912  *****************************************************************************/
 913 static void ButtonUpdate( demux_t *p_demux, vlc_bool_t b_mode )
 914 {
 915     demux_sys_t *p_sys = p_demux->p_sys;
 916     vlc_value_t val;
 917     int32_t i_title, i_part;
 918
 919     dvdnav_current_title_info( p_sys->dvdnav, &i_title, &i_part );
 920
 921     if( var_Get( p_sys->p_input, "highlight-mutex", &val ) == VLC_SUCCESS )
 922     {
 923         vlc_mutex_t *p_mutex = val.p_address;
 924         dvdnav_highlight_area_t hl;
 925         int32_t i_button;
 926
 927         if( dvdnav_get_current_highlight( p_sys->dvdnav, &i_button )
 928             != DVDNAV_STATUS_OK )
 929         {
 930             msg_Err( p_demux, "dvdnav_get_current_highlight failed" );
 931             return;
 932         }
 933
 934         if( i_button > 0 && i_title ==  0 )
 935         {
 936             int i;
 937             pci_t *pci = dvdnav_get_current_nav_pci( p_sys->dvdnav );
 938
 939             dvdnav_get_highlight_area( pci, i_button, b_mode, &hl );
 940
 941             for( i = 0; i < 4; i++ )
 942             {
 943                 uint32_t i_yuv = p_sys->clut[(hl.palette>>(16+i*4))&0x0f];
 944                 uint8_t i_alpha = (hl.palette>>(i*4))&0x0f;
 945                 i_alpha = i_alpha == 0xf ? 0xff : i_alpha << 4;
 946
 947                 p_sys->palette[i][0] = (i_yuv >> 16) & 0xff;
 948                 p_sys->palette[i][1] = (i_yuv >> 0) & 0xff;
 949                 p_sys->palette[i][2] = (i_yuv >> 8) & 0xff;
 950                 p_sys->palette[i][3] = i_alpha;
 951             }
 952
 953             vlc_mutex_lock( p_mutex );
 954             val.i_int = hl.sx; var_Set( p_sys->p_input, "x-start", val );
 955             val.i_int = hl.ex; var_Set( p_sys->p_input, "x-end", val );
 956             val.i_int = hl.sy; var_Set( p_sys->p_input, "y-start", val );
 957             val.i_int = hl.ey; var_Set( p_sys->p_input, "y-end", val );
 958
 959             val.p_address = (void *)p_sys->palette;
 960             var_Set( p_sys->p_input, "menu-palette", val );
 961
 962             val.b_bool = VLC_TRUE; var_Set( p_sys->p_input, "highlight", val );
 963             vlc_mutex_unlock( p_mutex );
 964
 965             msg_Dbg( p_demux, "buttonUpdate %d", i_button );
 966         }
 967         else
 968         {
 969             msg_Dbg( p_demux, "buttonUpdate not done b=%d t=%d",
 970                      i_button, i_title );
 971
 972             /* Show all */
 973             vlc_mutex_lock( p_mutex );
 974             val.b_bool = VLC_FALSE;
 975             var_Set( p_sys->p_input, "highlight", val );
 976             vlc_mutex_unlock( p_mutex );
 977         }
 978     }
 979 }
 980
 981 static void ESSubtitleUpdate( demux_t *p_demux )
 982 {
 983     demux_sys_t *p_sys = p_demux->p_sys;
 984     int         i_spu = dvdnav_get_active_spu_stream( p_sys->dvdnav );
 985     int32_t i_title, i_part;
 986
 987     ButtonUpdate( p_demux, VLC_FALSE );
 988
 989     dvdnav_current_title_info( p_sys->dvdnav, &i_title, &i_part );
 990     if( i_title > 0 ) return;
 991
 992     if( i_spu >= 0 && i_spu <= 0x1f )
 993     {
 994         ps_track_t *tk = &p_sys->tk[PS_ID_TO_TK(0xbd20 + i_spu)];
 995
 996         ESNew( p_demux, 0xbd20 + i_spu );
 997
 998         /* be sure to unselect it (reset) */
 999         es_out_Control( p_demux->out, ES_OUT_SET_ES_STATE, tk->es,
1000                         (vlc_bool_t)VLC_FALSE );
1001
1002         /* now select it */
1003         es_out_Control( p_demux->out, ES_OUT_SET_ES, tk->es );
1004     }
1005     else
1006     {
1007         for( i_spu = 0; i_spu <= 0x1F; i_spu++ )
1008         {
1009             ps_track_t *tk = &p_sys->tk[PS_ID_TO_TK(0xbd20 + i_spu)];
1010             if( tk->b_seen )
1011             {
1012                 es_out_Control( p_demux->out, ES_OUT_SET_ES_STATE, tk->es,
1013                                 (vlc_bool_t)VLC_FALSE );
1014             }
1015         }
1016     }
1017 }
1018
1019 /*****************************************************************************
1020  * DemuxBlock: demux a given block
1021  *****************************************************************************/
1022 static int DemuxBlock( demux_t *p_demux, uint8_t *pkt, int i_pkt )
1023 {
1024     demux_sys_t *p_sys = p_demux->p_sys;
1025     uint8_t     *p = pkt;
1026
1027     while( p < &pkt[i_pkt] )
1028     {
1029         int i_size = ps_pkt_size( p, &pkt[i_pkt] - p );
1030         block_t *p_pkt;
1031         if( i_size <= 0 )
1032         {
1033             break;
1034         }
1035
1036         /* Create a block */
1037         p_pkt = block_New( p_demux, i_size );
1038         memcpy( p_pkt->p_buffer, p, i_size);
1039
1040         /* Parse it and send it */
1041         switch( 0x100 | p[3] )
1042         {
1043         case 0x1b9:
1044         case 0x1bb:
1045         case 0x1bc:
1046 #ifdef DVDNAV_DEBUG
1047             if( p[3] == 0xbc )
1048             {
1049                 msg_Warn( p_demux, "received a PSM packet" );
1050             }
1051             else if( p[3] == 0xbb )
1052             {
1053                 msg_Warn( p_demux, "received a SYSTEM packet" );
1054             }
1055 #endif
1056             block_Release( p_pkt );
1057             break;
1058
1059         case 0x1ba:
1060         {
1061             int64_t i_scr;
1062             int i_mux_rate;
1063             if( !ps_pkt_parse_pack( p_pkt, &i_scr, &i_mux_rate ) )
1064             {
1065                 es_out_Control( p_demux->out, ES_OUT_SET_PCR, i_scr );
1066                 if( i_mux_rate > 0 ) p_sys->i_mux_rate = i_mux_rate;
1067             }
1068             block_Release( p_pkt );
1069             break;
1070         }
1071         default:
1072         {
1073             int i_id = ps_pkt_id( p_pkt );
1074             if( i_id >= 0xc0 )
1075             {
1076                 ps_track_t *tk = &p_sys->tk[PS_ID_TO_TK(i_id)];
1077
1078                 if( !tk->b_seen )
1079                 {
1080                     ESNew( p_demux, i_id );
1081                 }
1082                 if( tk->b_seen && tk->es &&
1083                     !ps_pkt_parse_pes( p_pkt, tk->i_skip ) )
1084                 {
1085                     es_out_Send( p_demux->out, tk->es, p_pkt );
1086                 }
1087                 else
1088                 {
1089                     block_Release( p_pkt );
1090                 }
1091             }
1092             else
1093             {
1094                 block_Release( p_pkt );
1095             }
1096             break;
1097         }
1098         }
1099
1100         p += i_size;
1101     }
1102
1103     return VLC_SUCCESS;
1104 }
1105
1106 /*****************************************************************************
1107  * ESNew: register a new elementary stream
1108  *****************************************************************************/
1109 static void ESNew( demux_t *p_demux, int i_id )
1110 {
1111     demux_sys_t *p_sys = p_demux->p_sys;
1112     ps_track_t  *tk = &p_sys->tk[PS_ID_TO_TK(i_id)];
1113     vlc_bool_t  b_select = VLC_FALSE;
1114
1115     if( tk->b_seen ) return;
1116
1117     if( ps_track_fill( tk, 0, i_id ) )
1118     {
1119         msg_Warn( p_demux, "unknown codec for id=0x%x", i_id );
1120         return;
1121     }
1122
1123     /* Add a new ES */
1124     if( tk->fmt.i_cat == VIDEO_ES )
1125     {
1126         switch( p_sys->i_aspect )
1127         {
1128             /* TODO Any docs somewhere ? */
1129         default:
1130             tk->fmt.video.i_aspect = 0;
1131             break;
1132         }
1133         b_select = VLC_TRUE;
1134     }
1135     else if( tk->fmt.i_cat == AUDIO_ES )
1136     {
1137         int i_audio = -1;
1138         /* find the audio number PLEASE find another way */
1139         if( (i_id&0xbdf8) == 0xbd88 )       /* dts */
1140         {
1141             i_audio = i_id&0x07;
1142         }
1143         else if( (i_id&0xbdf0) == 0xbd80 )  /* a52 */
1144         {
1145             i_audio = i_id&0xf;
1146         }
1147         else if( (i_id&0xbdf0) == 0xbda0 )  /* lpcm */
1148         {
1149             i_audio = i_id&0x1f;
1150         }
1151         else if( ( i_id&0xe0 ) == 0xc0 )    /* mpga */
1152         {
1153             i_audio = i_id&0x1f;
1154         }
1155         if( i_audio >= 0 )
1156         {
1157             int i_lang = dvdnav_audio_stream_to_lang( p_sys->dvdnav, i_audio );
1158             if( i_lang != 0xffff )
1159             {
1160                 tk->fmt.psz_language = malloc( 3 );
1161                 tk->fmt.psz_language[0] = (i_lang >> 8)&0xff;
1162                 tk->fmt.psz_language[1] = (i_lang     )&0xff;
1163                 tk->fmt.psz_language[2] = 0;
1164             }
1165             if( dvdnav_get_active_audio_stream( p_sys->dvdnav ) == i_audio )
1166             {
1167                 b_select = VLC_TRUE;
1168             }
1169         }
1170     }
1171     else if( tk->fmt.i_cat == SPU_ES )
1172     {
1173         int32_t i_title, i_part;
1174         int i_lang = dvdnav_spu_stream_to_lang( p_sys->dvdnav, i_id&0x1f );
1175         if( i_lang != 0xffff )
1176         {
1177             tk->fmt.psz_language = malloc( 3 );
1178             tk->fmt.psz_language[0] = (i_lang >> 8)&0xff;
1179             tk->fmt.psz_language[1] = (i_lang     )&0xff;
1180             tk->fmt.psz_language[2] = 0;
1181         }
1182
1183         /* Palette */
1184         tk->fmt.subs.spu.palette[0] = 0xBeef;
1185         memcpy( &tk->fmt.subs.spu.palette[1], p_sys->clut,
1186                 16 * sizeof( uint32_t ) );
1187
1188         /* We select only when we are not in the menu */
1189         dvdnav_current_title_info( p_sys->dvdnav, &i_title, &i_part );
1190         if( i_title > 0 &&
1191             dvdnav_get_active_spu_stream( p_sys->dvdnav ) == (i_id&0x1f) )
1192         {
1193             b_select = VLC_TRUE;
1194         }
1195     }
1196
1197     tk->es = es_out_Add( p_demux->out, &tk->fmt );
1198     if( b_select )
1199     {
1200         es_out_Control( p_demux->out, ES_OUT_SET_ES, tk->es );
1201     }
1202     tk->b_seen = VLC_TRUE;
1203
1204     if( tk->fmt.i_cat == VIDEO_ES ) ButtonUpdate( p_demux, VLC_FALSE );
1205 }
1206
1207 /*****************************************************************************
1208  * Event handler code
1209  *****************************************************************************/
1210 static int  EventMouse( vlc_object_t *, char const *,
1211                         vlc_value_t, vlc_value_t, void * );
1212 static int  EventKey  ( vlc_object_t *, char const *,
1213                         vlc_value_t, vlc_value_t, void * );
1214
1215 static int EventThread( vlc_object_t *p_this )
1216 {
1217     event_thread_t *p_ev = (event_thread_t*)p_this;
1218     demux_sys_t    *p_sys = p_ev->p_demux->p_sys;
1219     vlc_object_t   *p_vout = NULL;
1220
1221     vlc_mutex_init( p_ev, &p_ev->lock );
1222     p_ev->b_moved   = VLC_FALSE;
1223     p_ev->b_clicked = VLC_FALSE;
1224     p_ev->b_key     = VLC_FALSE;
1225     p_ev->b_still   = VLC_FALSE;
1226
1227     /* catch all key event */
1228     var_AddCallback( p_ev->p_libvlc, "key-pressed", EventKey, p_ev );
1229
1230     /* main loop */
1231     while( !p_ev->b_die )
1232     {
1233         vlc_bool_t b_activated = VLC_FALSE;
1234
1235         /* KEY part */
1236         if( p_ev->b_key )
1237         {
1238             pci_t *pci = dvdnav_get_current_nav_pci( p_sys->dvdnav );
1239
1240             vlc_value_t valk;
1241             struct hotkey *p_hotkeys = p_ev->p_libvlc->p_hotkeys;
1242             int i, i_action = -1;
1243
1244             vlc_mutex_lock( &p_ev->lock );
1245             var_Get( p_ev->p_libvlc, "key-pressed", &valk );
1246             for( i = 0; p_hotkeys[i].psz_action != NULL; i++ )
1247             {
1248                 if( p_hotkeys[i].i_key == valk.i_int )
1249                 {
1250                     i_action = p_hotkeys[i].i_action;
1251                 }
1252             }
1253
1254             switch( i_action )
1255             {
1256             case ACTIONID_NAV_LEFT:
1257                 dvdnav_left_button_select( p_sys->dvdnav, pci );
1258                 break;
1259             case ACTIONID_NAV_RIGHT:
1260                 dvdnav_right_button_select( p_sys->dvdnav, pci );
1261                 break;
1262             case ACTIONID_NAV_UP:
1263                 dvdnav_upper_button_select( p_sys->dvdnav, pci );
1264                 break;
1265             case ACTIONID_NAV_DOWN:
1266                 dvdnav_lower_button_select( p_sys->dvdnav, pci );
1267                 break;
1268             case ACTIONID_NAV_ACTIVATE:
1269                 b_activated = VLC_TRUE;
1270                 dvdnav_button_activate( p_sys->dvdnav, pci );
1271                 ButtonUpdate( p_ev->p_demux, VLC_TRUE );
1272                 break;
1273             default:
1274                 break;
1275             }
1276             p_ev->b_key = VLC_FALSE;
1277             vlc_mutex_unlock( &p_ev->lock );
1278         }
1279
1280         /* VOUT part */
1281         if( p_vout && ( p_ev->b_moved || p_ev->b_clicked ) )
1282         {
1283             pci_t *pci = dvdnav_get_current_nav_pci( p_sys->dvdnav );
1284             vlc_value_t valx, valy;
1285
1286             vlc_mutex_lock( &p_ev->lock );
1287             var_Get( p_vout, "mouse-x", &valx );
1288             var_Get( p_vout, "mouse-y", &valy );
1289
1290             if( p_ev->b_moved )
1291             {
1292                 dvdnav_mouse_select( p_sys->dvdnav, pci, valx.i_int,
1293                                      valy.i_int );
1294             }
1295             if( p_ev->b_clicked )
1296             {
1297                 b_activated = VLC_TRUE;
1298                 dvdnav_mouse_activate( p_sys->dvdnav, pci, valx.i_int,
1299                                        valy.i_int );
1300                 ButtonUpdate( p_ev->p_demux, VLC_TRUE );
1301             }
1302
1303             p_ev->b_moved = VLC_FALSE;
1304             p_ev->b_clicked = VLC_FALSE;
1305             vlc_mutex_unlock( &p_ev->lock );
1306         }
1307         if( p_vout && p_vout->b_die )
1308         {
1309             var_DelCallback( p_vout, "mouse-moved", EventMouse, p_ev );
1310             var_DelCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
1311             vlc_object_release( p_vout );
1312             p_vout = NULL;
1313         }
1314         if( p_vout == NULL )
1315         {
1316             p_vout = vlc_object_find( p_sys->p_input, VLC_OBJECT_VOUT,
1317                                       FIND_CHILD );
1318             if( p_vout)
1319             {
1320                 var_AddCallback( p_vout, "mouse-moved", EventMouse, p_ev );
1321                 var_AddCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
1322             }
1323         }
1324
1325         /* Still part */
1326         vlc_mutex_lock( &p_ev->lock );
1327         if( p_ev->b_still )
1328         {
1329             if( /* b_activated || // This breaks menus */
1330                 ( p_ev->i_still_end > 0 && p_ev->i_still_end < mdate() ))
1331             {
1332                 p_ev->b_still = VLC_FALSE;
1333                 dvdnav_still_skip( p_sys->dvdnav );
1334             }
1335         }
1336         vlc_mutex_unlock( &p_ev->lock );
1337
1338         /* Wait a bit */
1339         msleep( 10000 );
1340     }
1341
1342     /* Release callback */
1343     if( p_vout )
1344     {
1345         var_DelCallback( p_vout, "mouse-moved", EventMouse, p_ev );
1346         var_DelCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
1347         vlc_object_release( p_vout );
1348     }
1349     var_DelCallback( p_ev->p_libvlc, "key-pressed", EventKey, p_ev );
1350
1351     vlc_mutex_destroy( &p_ev->lock );
1352
1353     return VLC_SUCCESS;
1354 }
1355
1356 static int EventMouse( vlc_object_t *p_this, char const *psz_var,
1357                        vlc_value_t oldval, vlc_value_t newval, void *p_data )
1358 {
1359     event_thread_t *p_ev = p_data;
1360     vlc_mutex_lock( &p_ev->lock );
1361     if( psz_var[6] == 'c' )
1362         p_ev->b_clicked = VLC_TRUE;
1363     else if( psz_var[6] == 'm' )
1364         p_ev->b_moved = VLC_TRUE;
1365     vlc_mutex_unlock( &p_ev->lock );
1366
1367     return VLC_SUCCESS;
1368 }
1369
1370 static int EventKey( vlc_object_t *p_this, char const *psz_var,
1371                      vlc_value_t oldval, vlc_value_t newval, void *p_data )
1372 {
1373     event_thread_t *p_ev = p_data;
1374     vlc_mutex_lock( &p_ev->lock );
1375     p_ev->b_key = VLC_TRUE;
1376     vlc_mutex_unlock( &p_ev->lock );
1377
1378     return VLC_SUCCESS;
1379 }
1380
1381 /*****************************************************************************
1382  * ProbeDVD: very weak probing that avoids going too often into a dvdnav_open()
1383  *****************************************************************************/
1384 static int ProbeDVD( demux_t *p_demux, char *psz_name )
1385 {
1386 #ifdef HAVE_SYS_STAT_H
1387     struct stat stat_info;
1388     uint8_t pi_anchor[2];
1389     uint16_t i_tag_id = 0;
1390     int i_fd, i_ret;
1391
1392     if( !*psz_name )
1393     {
1394         /* Triggers libdvdcss autodetection */
1395         return VLC_SUCCESS;
1396     }
1397
1398     if( stat( psz_name, &stat_info ) || !S_ISREG( stat_info.st_mode ) )
1399     {
1400         /* Let dvdnav_open() do the probing */
1401         return VLC_SUCCESS;
1402     }
1403
1404     if( (i_fd = open( psz_name, O_RDONLY )) == -1 )
1405     {
1406         /* Let dvdnav_open() do the probing */
1407         return VLC_SUCCESS;
1408     }
1409
1410     /* Try to find the anchor (2 bytes at LBA 256) */
1411     i_ret = VLC_SUCCESS;
1412     if( lseek( i_fd, 256 * DVD_VIDEO_LB_LEN, SEEK_SET ) == -1 )
1413     {
1414         i_ret = VLC_EGENERIC;
1415     }
1416
1417     if( read( i_fd, pi_anchor, 2 ) == 2 )
1418     {
1419         i_tag_id = GetWLE(pi_anchor);
1420         if( i_tag_id != 2 ) i_ret = VLC_EGENERIC; /* Not an anchor */
1421     }
1422     else
1423     {
1424         i_ret = VLC_EGENERIC;
1425     }
1426
1427     close( i_fd );
1428
1429     return i_ret;
1430 #else
1431
1432     return VLC_SUCCESS;
1433 #endif
1434 }