git.sesse.net Git - vlc/blob - modules/access/dvdnav.c

   1 /*****************************************************************************
   2  * dvdnav.c: DVD module using the dvdnav library.
   3  *****************************************************************************
   4  * Copyright (C) 2004 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Laurent Aimar <fenrir@via.ecp.fr>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  22  *****************************************************************************/
  23
  24 /*****************************************************************************
  25  * Preamble
  26  *****************************************************************************/
  27
  28 #ifdef HAVE_CONFIG_H
  29 # include "config.h"
  30 #endif
  31
  32 #include <assert.h>
  33 #include <vlc_common.h>
  34 #include <vlc_plugin.h>
  35 #include <vlc_input.h>
  36 #include <vlc_access.h>
  37 #include <vlc_demux.h>
  38 #include <vlc_charset.h>
  39
  40 #include <vlc_dialog.h>
  41
  42 #ifdef HAVE_UNISTD_H
  43 #   include <unistd.h>
  44 #endif
  45 #ifdef HAVE_SYS_TYPES_H
  46 #   include <sys/types.h>
  47 #endif
  48 #ifdef HAVE_SYS_STAT_H
  49 #   include <sys/stat.h>
  50 #endif
  51 #ifdef HAVE_FCNTL_H
  52 #   include <fcntl.h>
  53 #endif
  54
  55 #include "vlc_keys.h"
  56 #include "vlc_iso_lang.h"
  57
  58 /* FIXME we should find a better way than including that */
  59 #include "../../src/text/iso-639_def.h"
  60
  61
  62 #include <dvdnav/dvdnav.h>
  63
  64 #include "../demux/ps.h"
  65
  66 /*****************************************************************************
  67  * Module descriptor
  68  *****************************************************************************/
  69 #define ANGLE_TEXT N_("DVD angle")
  70 #define ANGLE_LONGTEXT N_( \
  71      "Default DVD angle." )
  72
  73 #define CACHING_TEXT N_("Caching value in ms")
  74 #define CACHING_LONGTEXT N_( \
  75     "Caching value for DVDs. This "\
  76     "value should be set in milliseconds." )
  77 #define MENU_TEXT N_("Start directly in menu")
  78 #define MENU_LONGTEXT N_( \
  79     "Start the DVD directly in the main menu. This "\
  80     "will try to skip all the useless warning introductions." )
  81
  82 #define LANGUAGE_DEFAULT ("en")
  83
  84 static int  Open ( vlc_object_t * );
  85 static void Close( vlc_object_t * );
  86
  87 vlc_module_begin ()
  88     set_shortname( N_("DVD with menus") )
  89     set_description( N_("DVDnav Input") )
  90     set_category( CAT_INPUT )
  91     set_subcategory( SUBCAT_INPUT_ACCESS )
  92     add_integer( "dvdnav-angle", 1, NULL, ANGLE_TEXT,
  93         ANGLE_LONGTEXT, false )
  94     add_integer( "dvdnav-caching", DEFAULT_PTS_DELAY / 1000, NULL,
  95         CACHING_TEXT, CACHING_LONGTEXT, true )
  96     add_bool( "dvdnav-menu", true, NULL,
  97         MENU_TEXT, MENU_LONGTEXT, false )
  98     set_capability( "access_demux", 5 )
  99     add_shortcut( "dvd" )
 100     add_shortcut( "dvdnav" )
 101     add_shortcut( "file" )
 102     set_callbacks( Open, Close )
 103 vlc_module_end ()
 104
 105 /* Shall we use libdvdnav's read ahead cache? */
 106 #define DVD_READ_CACHE 1
 107
 108 /*****************************************************************************
 109  * Local prototypes
 110  *****************************************************************************/
 111 typedef struct
 112 {
 113     VLC_COMMON_MEMBERS
 114
 115     demux_t        *p_demux;
 116     vlc_mutex_t     lock;
 117
 118     bool      b_still;
 119     int64_t         i_still_end;
 120
 121 } event_thread_t;
 122
 123 static void* EventThread( vlc_object_t * );
 124
 125 struct demux_sys_t
 126 {
 127     dvdnav_t    *dvdnav;
 128
 129     /* */
 130     bool        b_reset_pcr;
 131
 132     /* track */
 133     ps_track_t  tk[PS_TK_COUNT];
 134     int         i_mux_rate;
 135
 136     /* for spu variables */
 137     input_thread_t *p_input;
 138
 139     /* event */
 140     vlc_object_t *p_vout;
 141     event_thread_t *p_ev;
 142
 143     /* palette for menus */
 144     uint32_t clut[16];
 145     uint8_t  palette[4][4];
 146     bool b_spu_change;
 147
 148     /* */
 149     int i_aspect;
 150
 151     int           i_title;
 152     input_title_t **title;
 153
 154     /* lenght of program group chain */
 155     mtime_t     i_pgc_length;
 156 };
 157
 158 static int Control( demux_t *, int, va_list );
 159 static int Demux( demux_t * );
 160 static int DemuxBlock( demux_t *, const uint8_t *, int );
 161
 162 static void DemuxTitles( demux_t * );
 163 static void ESSubtitleUpdate( demux_t * );
 164 static void ButtonUpdate( demux_t *, bool );
 165
 166 static void ESNew( demux_t *, int );
 167 static int ProbeDVD( demux_t *, char * );
 168
 169 static char *DemuxGetLanguageCode( demux_t *p_demux, const char *psz_var );
 170
 171 static int ControlInternal( demux_t *, int, ... );
 172
 173 static int EventKey( vlc_object_t *, char const *,
 174                      vlc_value_t, vlc_value_t, void * );
 175 static int EventMouse( vlc_object_t *, char const *,
 176                        vlc_value_t, vlc_value_t, void * );
 177 static int EventIntf( vlc_object_t *, char const *,
 178                       vlc_value_t, vlc_value_t, void * );
 179
 180 /*****************************************************************************
 181  * DemuxOpen:
 182  *****************************************************************************/
 183 static int Open( vlc_object_t *p_this )
 184 {
 185     demux_t     *p_demux = (demux_t*)p_this;
 186     demux_sys_t *p_sys;
 187     dvdnav_t    *p_dvdnav;
 188     int         i_angle;
 189     char        *psz_name;
 190     char        *psz_code;
 191     vlc_value_t val;
 192
 193     if( !p_demux->psz_path || !*p_demux->psz_path )
 194     {
 195         /* Only when selected */
 196         if( !p_this->b_force ) return VLC_EGENERIC;
 197
 198         psz_name = var_CreateGetString( p_this, "dvd" );
 199         if( !psz_name )
 200         {
 201             psz_name = strdup("");
 202         }
 203     }
 204     else
 205         psz_name = ToLocaleDup( p_demux->psz_path );
 206
 207 #ifdef WIN32
 208     if( psz_name[0] && psz_name[1] == ':' &&
 209         psz_name[2] == '\\' && psz_name[3] == '\0' ) psz_name[2] = '\0';
 210 #endif
 211
 212     /* Try some simple probing to avoid going through dvdnav_open too often */
 213     if( ProbeDVD( p_demux, psz_name ) != VLC_SUCCESS )
 214     {
 215         free( psz_name );
 216         return VLC_EGENERIC;
 217     }
 218
 219     /* Open dvdnav */
 220     if( dvdnav_open( &p_dvdnav, psz_name ) != DVDNAV_STATUS_OK )
 221     {
 222         msg_Warn( p_demux, "cannot open dvdnav" );
 223         free( psz_name );
 224         return VLC_EGENERIC;
 225     }
 226     free( psz_name );
 227
 228     /* Fill p_demux field */
 229     DEMUX_INIT_COMMON(); p_sys = p_demux->p_sys;
 230     p_sys->dvdnav = p_dvdnav;
 231     p_sys->b_reset_pcr = false;
 232
 233     ps_track_init( p_sys->tk );
 234     p_sys->i_aspect = -1;
 235     p_sys->i_mux_rate = 0;
 236     p_sys->i_pgc_length = 0;
 237     p_sys->b_spu_change = false;
 238
 239     if( 1 )
 240     {
 241         // Hack for libdvdnav CVS.
 242         // Without it dvdnav_get_number_of_titles() fails.
 243         // Remove when fixed in libdvdnav CVS.
 244         uint8_t buffer[DVD_VIDEO_LB_LEN];
 245         int i_event, i_len;
 246
 247         if( dvdnav_get_next_block( p_sys->dvdnav, buffer, &i_event, &i_len )
 248               == DVDNAV_STATUS_ERR )
 249         {
 250             msg_Warn( p_demux, "dvdnav_get_next_block failed" );
 251         }
 252
 253         dvdnav_sector_search( p_sys->dvdnav, 0, SEEK_SET );
 254     }
 255
 256     /* Configure dvdnav */
 257     if( dvdnav_set_readahead_flag( p_sys->dvdnav, DVD_READ_CACHE ) !=
 258           DVDNAV_STATUS_OK )
 259     {
 260         msg_Warn( p_demux, "cannot set read-a-head flag" );
 261     }
 262
 263     if( dvdnav_set_PGC_positioning_flag( p_sys->dvdnav, 1 ) !=
 264           DVDNAV_STATUS_OK )
 265     {
 266         msg_Warn( p_demux, "cannot set PGC positioning flag" );
 267     }
 268
 269     /* Set menu language
 270      * XXX A menu-language may be better than sub-language */
 271     psz_code = DemuxGetLanguageCode( p_demux, "sub-language" );
 272     if( dvdnav_menu_language_select( p_sys->dvdnav, psz_code ) !=
 273         DVDNAV_STATUS_OK )
 274     {
 275         msg_Warn( p_demux, "can't set menu language to '%s' (%s)",
 276                   psz_code, dvdnav_err_to_string( p_sys->dvdnav ) );
 277         /* We try to fall back to 'en' */
 278         if( strcmp( psz_code, LANGUAGE_DEFAULT ) )
 279             dvdnav_menu_language_select( p_sys->dvdnav, (char*)LANGUAGE_DEFAULT );
 280     }
 281     free( psz_code );
 282
 283     /* Set audio language */
 284     psz_code = DemuxGetLanguageCode( p_demux, "audio-language" );
 285     if( dvdnav_audio_language_select( p_sys->dvdnav, psz_code ) !=
 286         DVDNAV_STATUS_OK )
 287     {
 288         msg_Warn( p_demux, "can't set audio language to '%s' (%s)",
 289                   psz_code, dvdnav_err_to_string( p_sys->dvdnav ) );
 290         /* We try to fall back to 'en' */
 291         if( strcmp( psz_code, LANGUAGE_DEFAULT ) )
 292             dvdnav_audio_language_select( p_sys->dvdnav, (char*)LANGUAGE_DEFAULT );
 293     }
 294     free( psz_code );
 295
 296     /* Set spu language */
 297     psz_code = DemuxGetLanguageCode( p_demux, "sub-language" );
 298     if( dvdnav_spu_language_select( p_sys->dvdnav, psz_code ) !=
 299         DVDNAV_STATUS_OK )
 300     {
 301         msg_Warn( p_demux, "can't set spu language to '%s' (%s)",
 302                   psz_code, dvdnav_err_to_string( p_sys->dvdnav ) );
 303         /* We try to fall back to 'en' */
 304         if( strcmp( psz_code, LANGUAGE_DEFAULT ) )
 305             dvdnav_spu_language_select(p_sys->dvdnav, (char*)LANGUAGE_DEFAULT );
 306     }
 307     free( psz_code );
 308
 309     DemuxTitles( p_demux );
 310
 311     var_Create( p_demux, "dvdnav-menu", VLC_VAR_BOOL|VLC_VAR_DOINHERIT );
 312     var_Get( p_demux, "dvdnav-menu", &val );
 313     if( val.b_bool )
 314     {
 315         msg_Dbg( p_demux, "trying to go to dvd menu" );
 316
 317         if( dvdnav_title_play( p_sys->dvdnav, 1 ) != DVDNAV_STATUS_OK )
 318         {
 319             msg_Err( p_demux, "cannot set title (can't decrypt DVD?)" );
 320             dialog_Fatal( p_demux, _("Playback failure"),
 321                             _("VLC cannot set the DVD's title. It possibly "
 322                               "cannot decrypt the entire disc.") );
 323             dvdnav_close( p_sys->dvdnav );
 324             free( p_sys );
 325             return VLC_EGENERIC;
 326         }
 327
 328         if( dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Title ) !=
 329             DVDNAV_STATUS_OK )
 330         {
 331             /* Try going to menu root */
 332             if( dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Root ) !=
 333                 DVDNAV_STATUS_OK )
 334                     msg_Warn( p_demux, "cannot go to dvd menu" );
 335         }
 336     }
 337
 338     var_Create( p_demux, "dvdnav-angle", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
 339     var_Get( p_demux, "dvdnav-angle", &val );
 340     i_angle = val.i_int > 0 ? val.i_int : 1;
 341
 342     /* Update default_pts to a suitable value for dvdnav access */
 343     var_Create( p_demux, "dvdnav-caching", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
 344
 345     /* FIXME hack hack hack hack FIXME */
 346     /* Get p_input and create variable */
 347     p_sys->p_input = vlc_object_find( p_demux, VLC_OBJECT_INPUT, FIND_PARENT );
 348     var_Create( p_sys->p_input, "x-start", VLC_VAR_INTEGER );
 349     var_Create( p_sys->p_input, "y-start", VLC_VAR_INTEGER );
 350     var_Create( p_sys->p_input, "x-end", VLC_VAR_INTEGER );
 351     var_Create( p_sys->p_input, "y-end", VLC_VAR_INTEGER );
 352     var_Create( p_sys->p_input, "color", VLC_VAR_ADDRESS );
 353     var_Create( p_sys->p_input, "menu-palette", VLC_VAR_ADDRESS );
 354     var_Create( p_sys->p_input, "highlight", VLC_VAR_BOOL );
 355     var_Create( p_sys->p_input, "highlight-mutex", VLC_VAR_MUTEX );
 356
 357     /* Now create our event thread catcher */
 358     p_sys->p_ev = vlc_object_create( p_demux, sizeof( event_thread_t ) );
 359     p_sys->p_ev->p_demux = p_demux;
 360     vlc_mutex_init( &p_sys->p_ev->lock );
 361     p_sys->p_ev->b_still   = false;
 362
 363     /* catch all key event */
 364     var_AddCallback( p_demux->p_libvlc, "key-action", EventKey, p_demux );
 365     /* catch vout creation event */
 366     var_AddCallback( p_sys->p_input, "intf-event", EventIntf, p_demux );
 367
 368     vlc_thread_create( p_sys->p_ev, "dvdnav event thread handler", EventThread,
 369                        VLC_THREAD_PRIORITY_LOW );
 370
 371     return VLC_SUCCESS;
 372 }
 373
 374 /*****************************************************************************
 375  * Close:
 376  *****************************************************************************/
 377 static void Close( vlc_object_t *p_this )
 378 {
 379     demux_t     *p_demux = (demux_t*)p_this;
 380     demux_sys_t *p_sys = p_demux->p_sys;
 381     int i;
 382
 383     var_DelCallback( p_sys->p_input, "intf-event", EventIntf, p_demux );
 384     if( p_sys->p_vout != NULL )
 385     {   /* Should not happen, but better be safe than sorry. */
 386         msg_Warn( p_sys->p_vout, "removing dangling mouse DVD callbacks" );
 387         var_DelCallback( p_sys->p_vout, "mouse-moved", EventMouse, p_demux );
 388         var_DelCallback( p_sys->p_vout, "mouse-clicked", EventMouse, p_demux );
 389     }
 390
 391     /* stop the event handler */
 392     vlc_object_kill( p_sys->p_ev );
 393     var_DelCallback( p_demux->p_libvlc, "key-action", EventKey, p_demux );
 394     vlc_thread_join( p_sys->p_ev );
 395     vlc_mutex_destroy( &p_sys->p_ev->lock );
 396     vlc_object_release( p_sys->p_ev );
 397
 398     var_Destroy( p_sys->p_input, "highlight-mutex" );
 399     var_Destroy( p_sys->p_input, "highlight" );
 400     var_Destroy( p_sys->p_input, "x-start" );
 401     var_Destroy( p_sys->p_input, "x-end" );
 402     var_Destroy( p_sys->p_input, "y-start" );
 403     var_Destroy( p_sys->p_input, "y-end" );
 404     var_Destroy( p_sys->p_input, "color" );
 405     var_Destroy( p_sys->p_input, "menu-palette" );
 406
 407     vlc_object_release( p_sys->p_input );
 408
 409     for( i = 0; i < PS_TK_COUNT; i++ )
 410     {
 411         ps_track_t *tk = &p_sys->tk[i];
 412         if( tk->b_seen )
 413         {
 414             es_format_Clean( &tk->fmt );
 415             if( tk->es ) es_out_Del( p_demux->out, tk->es );
 416         }
 417     }
 418
 419     dvdnav_close( p_sys->dvdnav );
 420     free( p_sys );
 421 }
 422
 423 /*****************************************************************************
 424  * Control:
 425  *****************************************************************************/
 426 static int Control( demux_t *p_demux, int i_query, va_list args )
 427 {
 428     demux_sys_t *p_sys = p_demux->p_sys;
 429     double f, *pf;
 430     bool *pb;
 431     int64_t *pi64;
 432     input_title_t ***ppp_title;
 433     int          *pi_int;
 434     int i;
 435
 436     switch( i_query )
 437     {
 438         case DEMUX_SET_POSITION:
 439         case DEMUX_GET_POSITION:
 440         case DEMUX_GET_TIME:
 441         case DEMUX_GET_LENGTH:
 442         {
 443             uint32_t pos, len;
 444             if( dvdnav_get_position( p_sys->dvdnav, &pos, &len ) !=
 445                   DVDNAV_STATUS_OK || len == 0 )
 446             {
 447                 return VLC_EGENERIC;
 448             }
 449
 450             if( i_query == DEMUX_GET_POSITION )
 451             {
 452                 pf = (double*)va_arg( args, double* );
 453                 *pf = (double)pos / (double)len;
 454                 return VLC_SUCCESS;
 455             }
 456             else if( i_query == DEMUX_SET_POSITION )
 457             {
 458                 f = (double)va_arg( args, double );
 459                 pos = f * len;
 460                 if( dvdnav_sector_search( p_sys->dvdnav, pos, SEEK_SET ) ==
 461                       DVDNAV_STATUS_OK )
 462                 {
 463                     return VLC_SUCCESS;
 464                 }
 465             }
 466             else if( i_query == DEMUX_GET_TIME )
 467             {
 468                 pi64 = (int64_t*)va_arg( args, int64_t * );
 469                 if( p_sys->i_pgc_length > 0 )
 470                 {
 471                     *pi64 = p_sys->i_pgc_length * pos / len;
 472                     return VLC_SUCCESS;
 473                 }
 474             }
 475             else if( i_query == DEMUX_GET_LENGTH )
 476             {
 477                 pi64 = (int64_t*)va_arg( args, int64_t * );
 478                 if( p_sys->i_pgc_length > 0 )
 479                 {
 480                     *pi64 = (int64_t)p_sys->i_pgc_length;
 481                     return VLC_SUCCESS;
 482                 }
 483             }
 484
 485             return VLC_EGENERIC;
 486         }
 487
 488         /* Special for access_demux */
 489         case DEMUX_CAN_PAUSE:
 490         case DEMUX_CAN_SEEK:
 491         case DEMUX_CAN_CONTROL_PACE:
 492             /* TODO */
 493             pb = (bool*)va_arg( args, bool * );
 494             *pb = true;
 495             return VLC_SUCCESS;
 496
 497         case DEMUX_SET_PAUSE_STATE:
 498             return VLC_SUCCESS;
 499
 500         case DEMUX_GET_TITLE_INFO:
 501             ppp_title = (input_title_t***)va_arg( args, input_title_t*** );
 502             pi_int    = (int*)va_arg( args, int* );
 503             *((int*)va_arg( args, int* )) = 0; /* Title offset */
 504             *((int*)va_arg( args, int* )) = 1; /* Chapter offset */
 505
 506             /* Duplicate title infos */
 507             *pi_int = p_sys->i_title;
 508             *ppp_title = malloc( sizeof( input_title_t ** ) * p_sys->i_title );
 509             for( i = 0; i < p_sys->i_title; i++ )
 510             {
 511                 (*ppp_title)[i] = vlc_input_title_Duplicate( p_sys->title[i] );
 512             }
 513             return VLC_SUCCESS;
 514
 515         case DEMUX_SET_TITLE:
 516             i = (int)va_arg( args, int );
 517             if( ( i == 0 && dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Root )
 518                   != DVDNAV_STATUS_OK ) ||
 519                 ( i != 0 && dvdnav_title_play( p_sys->dvdnav, i )
 520                   != DVDNAV_STATUS_OK ) )
 521             {
 522                 msg_Warn( p_demux, "cannot set title/chapter" );
 523                 return VLC_EGENERIC;
 524             }
 525             p_demux->info.i_update |=
 526                 INPUT_UPDATE_TITLE | INPUT_UPDATE_SEEKPOINT;
 527             p_demux->info.i_title = i;
 528             p_demux->info.i_seekpoint = 0;
 529             return VLC_SUCCESS;
 530
 531         case DEMUX_SET_SEEKPOINT:
 532             i = (int)va_arg( args, int );
 533             if( p_demux->info.i_title == 0 )
 534             {
 535                 int i_ret;
 536                 /* Special case */
 537                 switch( i )
 538                 {
 539                 case 0:
 540                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Escape );
 541                     break;
 542                 case 1:
 543                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Root );
 544                     break;
 545                 case 2:
 546                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Title );
 547                     break;
 548                 case 3:
 549                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Part );
 550                     break;
 551                 case 4:
 552                     i_ret = dvdnav_menu_call( p_sys->dvdnav,
 553                                               DVD_MENU_Subpicture );
 554                     break;
 555                 case 5:
 556                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Audio );
 557                     break;
 558                 case 6:
 559                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Angle );
 560                     break;
 561                 default:
 562                     return VLC_EGENERIC;
 563                 }
 564
 565                 if( i_ret != DVDNAV_STATUS_OK )
 566                     return VLC_EGENERIC;
 567             }
 568             else if( dvdnav_part_play( p_sys->dvdnav, p_demux->info.i_title,
 569                                        i + 1 ) != DVDNAV_STATUS_OK )
 570             {
 571                 msg_Warn( p_demux, "cannot set title/chapter" );
 572                 return VLC_EGENERIC;
 573             }
 574             p_demux->info.i_update |= INPUT_UPDATE_SEEKPOINT;
 575             p_demux->info.i_seekpoint = i;
 576             return VLC_SUCCESS;
 577
 578         case DEMUX_GET_PTS_DELAY:
 579             pi64 = (int64_t*)va_arg( args, int64_t * );
 580             *pi64 = (int64_t)var_GetInteger( p_demux, "dvdnav-caching" ) *1000;
 581             return VLC_SUCCESS;
 582
 583         case DEMUX_GET_META:
 584         {
 585             const char *title_name = NULL;
 586
 587             dvdnav_get_title_string(p_sys->dvdnav, &title_name);
 588             if( (NULL != title_name) && ('\0' != title_name[0]) )
 589             {
 590                 vlc_meta_t *p_meta = (vlc_meta_t*)va_arg( args, vlc_meta_t* );
 591                 vlc_meta_Set( p_meta, vlc_meta_Title, title_name );
 592                 return VLC_SUCCESS;
 593             }
 594             return VLC_EGENERIC;
 595         }
 596
 597         /* TODO implement others */
 598         default:
 599             return VLC_EGENERIC;
 600     }
 601 }
 602
 603 static int ControlInternal( demux_t *p_demux, int i_query, ... )
 604 {
 605     va_list args;
 606     int     i_result;
 607
 608     va_start( args, i_query );
 609     i_result = Control( p_demux, i_query, args );
 610     va_end( args );
 611
 612     return i_result;
 613 }
 614 /*****************************************************************************
 615  * Demux:
 616  *****************************************************************************/
 617 static int Demux( demux_t *p_demux )
 618 {
 619     demux_sys_t *p_sys = p_demux->p_sys;
 620
 621     uint8_t buffer[DVD_VIDEO_LB_LEN];
 622     uint8_t *packet = buffer;
 623     int i_event;
 624     int i_len;
 625
 626 #if DVD_READ_CACHE
 627     if( dvdnav_get_next_cache_block( p_sys->dvdnav, &packet, &i_event, &i_len )
 628         == DVDNAV_STATUS_ERR )
 629 #else
 630     if( dvdnav_get_next_block( p_sys->dvdnav, packet, &i_event, &i_len )
 631         == DVDNAV_STATUS_ERR )
 632 #endif
 633     {
 634         msg_Warn( p_demux, "cannot get next block (%s)",
 635                   dvdnav_err_to_string( p_sys->dvdnav ) );
 636         if( p_demux->info.i_title == 0 )
 637         {
 638             msg_Dbg( p_demux, "jumping to first title" );
 639             return ControlInternal( p_demux, DEMUX_SET_TITLE, 1 ) == VLC_SUCCESS ? 1 : -1;
 640         }
 641         return -1;
 642     }
 643
 644     switch( i_event )
 645     {
 646     case DVDNAV_BLOCK_OK:   /* mpeg block */
 647         p_sys->p_ev->b_still = false;
 648         if( p_sys->b_reset_pcr )
 649         {
 650             es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
 651             p_sys->b_reset_pcr = false;
 652         }
 653         DemuxBlock( p_demux, packet, i_len );
 654         break;
 655
 656     case DVDNAV_NOP:    /* Nothing */
 657         msg_Dbg( p_demux, "DVDNAV_NOP" );
 658         break;
 659
 660     case DVDNAV_STILL_FRAME:
 661     {
 662         dvdnav_still_event_t *event = (dvdnav_still_event_t*)packet;
 663         bool b_still_init = false;
 664
 665         vlc_mutex_lock( &p_sys->p_ev->lock );
 666         if( !p_sys->p_ev->b_still )
 667         {
 668             msg_Dbg( p_demux, "DVDNAV_STILL_FRAME" );
 669             msg_Dbg( p_demux, "     - length=0x%x", event->length );
 670             p_sys->p_ev->b_still = true;
 671             b_still_init = true;
 672             if( event->length == 0xff )
 673                 p_sys->p_ev->i_still_end = 0;
 674             else
 675                 p_sys->p_ev->i_still_end = mdate() +
 676                                            event->length * INT64_C(1000000);
 677         }
 678         vlc_mutex_unlock( &p_sys->p_ev->lock );
 679
 680         if( b_still_init )
 681         {
 682             /* We send a dummy mpeg2 end of sequence to force still frame display */
 683             static const uint8_t buffer[] = {
 684                 0x00, 0x00, 0x01, 0xe0, 0x00, 0x07,
 685                 0x80, 0x00, 0x00,
 686                 0x00, 0x00, 0x01, 0xB7,
 687             };
 688             DemuxBlock( p_demux, buffer, sizeof(buffer) );
 689
 690             bool b_empty;
 691             es_out_Control( p_demux->out, ES_OUT_GET_EMPTY, &b_empty );
 692             p_sys->b_reset_pcr = true;
 693         }
 694         msleep( 40000 );
 695         break;
 696     }
 697
 698     case DVDNAV_SPU_CLUT_CHANGE:
 699     {
 700         int i;
 701
 702         msg_Dbg( p_demux, "DVDNAV_SPU_CLUT_CHANGE" );
 703         /* Update color lookup table (16 *uint32_t in packet) */
 704         memcpy( p_sys->clut, packet, 16 * sizeof( uint32_t ) );
 705
 706         /* HACK to get the SPU tracks registered in the right order */
 707         for( i = 0; i < 0x1f; i++ )
 708         {
 709             if( dvdnav_spu_stream_to_lang( p_sys->dvdnav, i ) != 0xffff )
 710                 ESNew( p_demux, 0xbd20 + i );
 711         }
 712         /* END HACK */
 713         break;
 714     }
 715
 716     case DVDNAV_SPU_STREAM_CHANGE:
 717     {
 718         dvdnav_spu_stream_change_event_t *event =
 719             (dvdnav_spu_stream_change_event_t*)packet;
 720         int i;
 721
 722         msg_Dbg( p_demux, "DVDNAV_SPU_STREAM_CHANGE" );
 723         msg_Dbg( p_demux, "     - physical_wide=%d",
 724                  event->physical_wide );
 725         msg_Dbg( p_demux, "     - physical_letterbox=%d",
 726                  event->physical_letterbox);
 727         msg_Dbg( p_demux, "     - physical_pan_scan=%d",
 728                  event->physical_pan_scan );
 729
 730         ESSubtitleUpdate( p_demux );
 731         p_sys->b_spu_change = true;
 732
 733         /* HACK to get the SPU tracks registered in the right order */
 734         for( i = 0; i < 0x1f; i++ )
 735         {
 736             if( dvdnav_spu_stream_to_lang( p_sys->dvdnav, i ) != 0xffff )
 737                 ESNew( p_demux, 0xbd20 + i );
 738         }
 739         /* END HACK */
 740         break;
 741     }
 742
 743     case DVDNAV_AUDIO_STREAM_CHANGE:
 744     {
 745         dvdnav_audio_stream_change_event_t *event =
 746             (dvdnav_audio_stream_change_event_t*)packet;
 747         msg_Dbg( p_demux, "DVDNAV_AUDIO_STREAM_CHANGE" );
 748         msg_Dbg( p_demux, "     - physical=%d", event->physical );
 749         /* TODO */
 750         break;
 751     }
 752
 753     case DVDNAV_VTS_CHANGE:
 754     {
 755         int32_t i_title = 0;
 756         int32_t i_part  = 0;
 757         int i;
 758
 759         dvdnav_vts_change_event_t *event = (dvdnav_vts_change_event_t*)packet;
 760         msg_Dbg( p_demux, "DVDNAV_VTS_CHANGE" );
 761         msg_Dbg( p_demux, "     - vtsN=%d", event->new_vtsN );
 762         msg_Dbg( p_demux, "     - domain=%d", event->new_domain );
 763
 764         /* dvdnav_get_video_aspect / dvdnav_get_video_scale_permission */
 765         /* TODO check if we always have VTS and CELL */
 766         p_sys->i_aspect = dvdnav_get_video_aspect( p_sys->dvdnav );
 767
 768         /* reset PCR */
 769         es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
 770
 771         for( i = 0; i < PS_TK_COUNT; i++ )
 772         {
 773             ps_track_t *tk = &p_sys->tk[i];
 774             if( tk->b_seen )
 775             {
 776                 es_format_Clean( &tk->fmt );
 777                 if( tk->es ) es_out_Del( p_demux->out, tk->es );
 778             }
 779             tk->b_seen = false;
 780         }
 781
 782         if( dvdnav_current_title_info( p_sys->dvdnav, &i_title,
 783                                        &i_part ) == DVDNAV_STATUS_OK )
 784         {
 785             if( i_title >= 0 && i_title < p_sys->i_title &&
 786                 p_demux->info.i_title != i_title )
 787             {
 788                 p_demux->info.i_update |= INPUT_UPDATE_TITLE;
 789                 p_demux->info.i_title = i_title;
 790             }
 791         }
 792         break;
 793     }
 794
 795     case DVDNAV_CELL_CHANGE:
 796     {
 797         int32_t i_title = 0;
 798         int32_t i_part  = 0;
 799
 800         dvdnav_cell_change_event_t *event =
 801             (dvdnav_cell_change_event_t*)packet;
 802         msg_Dbg( p_demux, "DVDNAV_CELL_CHANGE" );
 803         msg_Dbg( p_demux, "     - cellN=%d", event->cellN );
 804         msg_Dbg( p_demux, "     - pgN=%d", event->pgN );
 805         msg_Dbg( p_demux, "     - cell_length=%"PRId64, event->cell_length );
 806         msg_Dbg( p_demux, "     - pg_length=%"PRId64, event->pg_length );
 807         msg_Dbg( p_demux, "     - pgc_length=%"PRId64, event->pgc_length );
 808         msg_Dbg( p_demux, "     - cell_start=%"PRId64, event->cell_start );
 809         msg_Dbg( p_demux, "     - pg_start=%"PRId64, event->pg_start );
 810
 811         /* Store the lenght in time of the current PGC */
 812         p_sys->i_pgc_length = event->pgc_length / 90 * 1000;
 813
 814         /* FIXME is it correct or there is better way to know chapter change */
 815         if( dvdnav_current_title_info( p_sys->dvdnav, &i_title,
 816                                        &i_part ) == DVDNAV_STATUS_OK )
 817         {
 818             if( i_title >= 0 && i_title < p_sys->i_title &&
 819                 i_part >= 1 && i_part <= p_sys->title[i_title]->i_seekpoint &&
 820                 p_demux->info.i_seekpoint != i_part - 1 )
 821             {
 822                 p_demux->info.i_update |= INPUT_UPDATE_SEEKPOINT;
 823                 p_demux->info.i_seekpoint = i_part - 1;
 824             }
 825         }
 826         break;
 827     }
 828
 829     case DVDNAV_NAV_PACKET:
 830     {
 831 #ifdef DVDNAV_DEBUG
 832         msg_Dbg( p_demux, "DVDNAV_NAV_PACKET" );
 833 #endif
 834         /* A lot of thing to do here :
 835          *  - handle packet
 836          *  - fetch pts (for time display)
 837          *  - ...
 838          */
 839         DemuxBlock( p_demux, packet, i_len );
 840         if( p_sys->b_spu_change )
 841         {
 842             ButtonUpdate( p_demux, false );
 843             p_sys->b_spu_change = false;
 844         }
 845         break;
 846     }
 847
 848     case DVDNAV_STOP:   /* EOF */
 849         msg_Dbg( p_demux, "DVDNAV_STOP" );
 850
 851 #if DVD_READ_CACHE
 852         dvdnav_free_cache_block( p_sys->dvdnav, packet );
 853 #endif
 854         return 0;
 855
 856     case DVDNAV_HIGHLIGHT:
 857     {
 858         dvdnav_highlight_event_t *event = (dvdnav_highlight_event_t*)packet;
 859         msg_Dbg( p_demux, "DVDNAV_HIGHLIGHT" );
 860         msg_Dbg( p_demux, "     - display=%d", event->display );
 861         msg_Dbg( p_demux, "     - buttonN=%d", event->buttonN );
 862         ButtonUpdate( p_demux, false );
 863         break;
 864     }
 865
 866     case DVDNAV_HOP_CHANNEL:
 867         msg_Dbg( p_demux, "DVDNAV_HOP_CHANNEL" );
 868         es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
 869         break;
 870
 871     case DVDNAV_WAIT:
 872         msg_Dbg( p_demux, "DVDNAV_WAIT" );
 873
 874         bool b_empty;
 875         es_out_Control( p_demux->out, ES_OUT_GET_EMPTY, &b_empty );
 876         if( !b_empty )
 877         {
 878             msleep( 40*1000 );
 879         }
 880         else
 881         {
 882             dvdnav_wait_skip( p_sys->dvdnav );
 883             p_sys->b_reset_pcr = true;
 884         }
 885         break;
 886
 887     default:
 888         msg_Warn( p_demux, "Unknown event (0x%x)", i_event );
 889         break;
 890     }
 891
 892 #if DVD_READ_CACHE
 893     dvdnav_free_cache_block( p_sys->dvdnav, packet );
 894 #endif
 895
 896     return 1;
 897 }
 898
 899 /* Get a 2 char code
 900  * FIXME: partiallyy duplicated from src/input/es_out.c
 901  */
 902 static char *DemuxGetLanguageCode( demux_t *p_demux, const char *psz_var )
 903 {
 904     const iso639_lang_t *pl;
 905     char *psz_lang;
 906     char *p;
 907
 908     psz_lang = var_CreateGetString( p_demux, psz_var );
 909     if( !psz_lang )
 910         return strdup(LANGUAGE_DEFAULT);
 911
 912     /* XXX: we will use only the first value
 913      * (and ignore other ones in case of a list) */
 914     if( ( p = strchr( psz_lang, ',' ) ) )
 915         *p = '\0';
 916
 917     for( pl = p_languages; pl->psz_iso639_1 != NULL; pl++ )
 918     {
 919         if( *psz_lang == '\0' )
 920             continue;
 921         if( !strcasecmp( pl->psz_eng_name, psz_lang ) ||
 922             !strcasecmp( pl->psz_native_name, psz_lang ) ||
 923             !strcasecmp( pl->psz_iso639_1, psz_lang ) ||
 924             !strcasecmp( pl->psz_iso639_2T, psz_lang ) ||
 925             !strcasecmp( pl->psz_iso639_2B, psz_lang ) )
 926             break;
 927     }
 928
 929     free( psz_lang );
 930
 931     if( pl->psz_iso639_1 != NULL )
 932         return strdup( pl->psz_iso639_1 );
 933
 934     return strdup(LANGUAGE_DEFAULT);
 935 }
 936
 937 static void DemuxTitles( demux_t *p_demux )
 938 {
 939     demux_sys_t *p_sys = p_demux->p_sys;
 940     input_title_t *t;
 941     seekpoint_t *s;
 942     int32_t i_titles;
 943     int i;
 944
 945     /* Menu */
 946     t = vlc_input_title_New();
 947     t->b_menu = true;
 948     t->psz_name = strdup( "DVD Menu" );
 949
 950     s = vlc_seekpoint_New();
 951     s->psz_name = strdup( "Resume" );
 952     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 953
 954     s = vlc_seekpoint_New();
 955     s->psz_name = strdup( "Root" );
 956     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 957
 958     s = vlc_seekpoint_New();
 959     s->psz_name = strdup( "Title" );
 960     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 961
 962     s = vlc_seekpoint_New();
 963     s->psz_name = strdup( "Chapter" );
 964     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 965
 966     s = vlc_seekpoint_New();
 967     s->psz_name = strdup( "Subtitle" );
 968     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 969
 970     s = vlc_seekpoint_New();
 971     s->psz_name = strdup( "Audio" );
 972     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 973
 974     s = vlc_seekpoint_New();
 975     s->psz_name = strdup( "Angle" );
 976     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 977
 978     TAB_APPEND( p_sys->i_title, p_sys->title, t );
 979
 980     /* Find out number of titles/chapters */
 981     dvdnav_get_number_of_titles( p_sys->dvdnav, &i_titles );
 982     for( i = 1; i <= i_titles; i++ )
 983     {
 984         int32_t i_chapters = 0;
 985         int j;
 986
 987         dvdnav_get_number_of_parts( p_sys->dvdnav, i, &i_chapters );
 988
 989         t = vlc_input_title_New();
 990         for( j = 0; j < __MAX( i_chapters, 1 ); j++ )
 991         {
 992             s = vlc_seekpoint_New();
 993             TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 994         }
 995
 996         TAB_APPEND( p_sys->i_title, p_sys->title, t );
 997     }
 998 }
 999
1000 /*****************************************************************************
1001  * Update functions:
1002  *****************************************************************************/
1003 static void ButtonUpdate( demux_t *p_demux, bool b_mode )
1004 {
1005     demux_sys_t *p_sys = p_demux->p_sys;
1006     vlc_value_t val;
1007     int32_t i_title, i_part;
1008
1009     dvdnav_current_title_info( p_sys->dvdnav, &i_title, &i_part );
1010
1011     if( var_Get( p_sys->p_input, "highlight-mutex", &val ) == VLC_SUCCESS )
1012     {
1013         vlc_mutex_t *p_mutex = val.p_address;
1014         dvdnav_highlight_area_t hl;
1015         int32_t i_button;
1016         bool    b_button_ok;
1017
1018         if( dvdnav_get_current_highlight( p_sys->dvdnav, &i_button )
1019             != DVDNAV_STATUS_OK )
1020         {
1021             msg_Err( p_demux, "dvdnav_get_current_highlight failed" );
1022             return;
1023         }
1024
1025         b_button_ok = false;
1026         if( i_button > 0 && i_title ==  0 )
1027         {
1028             pci_t *pci = dvdnav_get_current_nav_pci( p_sys->dvdnav );
1029
1030             b_button_ok = dvdnav_get_highlight_area( pci, i_button, b_mode, &hl ) == DVDNAV_STATUS_OK;
1031         }
1032         if( b_button_ok )
1033         {
1034             int i;
1035             for( i = 0; i < 4; i++ )
1036             {
1037                 uint32_t i_yuv = p_sys->clut[(hl.palette>>(16+i*4))&0x0f];
1038                 uint8_t i_alpha = ( (hl.palette>>(i*4))&0x0f ) * 0xff / 0xf;
1039
1040                 p_sys->palette[i][0] = (i_yuv >> 16) & 0xff;
1041                 p_sys->palette[i][1] = (i_yuv >> 0) & 0xff;
1042                 p_sys->palette[i][2] = (i_yuv >> 8) & 0xff;
1043                 p_sys->palette[i][3] = i_alpha;
1044             }
1045
1046             vlc_mutex_lock( p_mutex );
1047             val.i_int = hl.sx; var_Set( p_sys->p_input, "x-start", val );
1048             val.i_int = hl.ex; var_Set( p_sys->p_input, "x-end", val );
1049             val.i_int = hl.sy; var_Set( p_sys->p_input, "y-start", val );
1050             val.i_int = hl.ey; var_Set( p_sys->p_input, "y-end", val );
1051
1052             val.p_address = (void *)p_sys->palette;
1053             var_Set( p_sys->p_input, "menu-palette", val );
1054
1055             val.b_bool = true; var_Set( p_sys->p_input, "highlight", val );
1056             vlc_mutex_unlock( p_mutex );
1057
1058             msg_Dbg( p_demux, "buttonUpdate %d", i_button );
1059         }
1060         else
1061         {
1062             msg_Dbg( p_demux, "buttonUpdate not done b=%d t=%d",
1063                      i_button, i_title );
1064
1065             /* Show all */
1066             vlc_mutex_lock( p_mutex );
1067             val.b_bool = false;
1068             var_Set( p_sys->p_input, "highlight", val );
1069             vlc_mutex_unlock( p_mutex );
1070         }
1071     }
1072 }
1073
1074 static void ESSubtitleUpdate( demux_t *p_demux )
1075 {
1076     demux_sys_t *p_sys = p_demux->p_sys;
1077     int         i_spu = dvdnav_get_active_spu_stream( p_sys->dvdnav );
1078     int32_t i_title, i_part;
1079
1080     ButtonUpdate( p_demux, false );
1081
1082     dvdnav_current_title_info( p_sys->dvdnav, &i_title, &i_part );
1083     if( i_title > 0 ) return;
1084
1085     if( i_spu >= 0 && i_spu <= 0x1f )
1086     {
1087         ps_track_t *tk = &p_sys->tk[PS_ID_TO_TK(0xbd20 + i_spu)];
1088
1089         ESNew( p_demux, 0xbd20 + i_spu );
1090
1091         /* be sure to unselect it (reset) */
1092         es_out_Control( p_demux->out, ES_OUT_SET_ES_STATE, tk->es,
1093                         (bool)false );
1094
1095         /* now select it */
1096         es_out_Control( p_demux->out, ES_OUT_SET_ES, tk->es );
1097     }
1098     else
1099     {
1100         for( i_spu = 0; i_spu <= 0x1F; i_spu++ )
1101         {
1102             ps_track_t *tk = &p_sys->tk[PS_ID_TO_TK(0xbd20 + i_spu)];
1103             if( tk->b_seen )
1104             {
1105                 es_out_Control( p_demux->out, ES_OUT_SET_ES_STATE, tk->es,
1106                                 (bool)false );
1107             }
1108         }
1109     }
1110 }
1111
1112 /*****************************************************************************
1113  * DemuxBlock: demux a given block
1114  *****************************************************************************/
1115 static int DemuxBlock( demux_t *p_demux, const uint8_t *pkt, int i_pkt )
1116 {
1117     demux_sys_t *p_sys = p_demux->p_sys;
1118     const uint8_t     *p = pkt;
1119
1120     while( p < &pkt[i_pkt] )
1121     {
1122         int i_size = ps_pkt_size( p, &pkt[i_pkt] - p );
1123         block_t *p_pkt;
1124         if( i_size <= 0 )
1125         {
1126             break;
1127         }
1128
1129         /* Create a block */
1130         p_pkt = block_New( p_demux, i_size );
1131         memcpy( p_pkt->p_buffer, p, i_size);
1132
1133         /* Parse it and send it */
1134         switch( 0x100 | p[3] )
1135         {
1136         case 0x1b9:
1137         case 0x1bb:
1138         case 0x1bc:
1139 #ifdef DVDNAV_DEBUG
1140             if( p[3] == 0xbc )
1141             {
1142                 msg_Warn( p_demux, "received a PSM packet" );
1143             }
1144             else if( p[3] == 0xbb )
1145             {
1146                 msg_Warn( p_demux, "received a SYSTEM packet" );
1147             }
1148 #endif
1149             block_Release( p_pkt );
1150             break;
1151
1152         case 0x1ba:
1153         {
1154             int64_t i_scr;
1155             int i_mux_rate;
1156             if( !ps_pkt_parse_pack( p_pkt, &i_scr, &i_mux_rate ) )
1157             {
1158                 es_out_Control( p_demux->out, ES_OUT_SET_PCR, i_scr + 1 );
1159                 if( i_mux_rate > 0 ) p_sys->i_mux_rate = i_mux_rate;
1160             }
1161             block_Release( p_pkt );
1162             break;
1163         }
1164         default:
1165         {
1166             int i_id = ps_pkt_id( p_pkt );
1167             if( i_id >= 0xc0 )
1168             {
1169                 ps_track_t *tk = &p_sys->tk[PS_ID_TO_TK(i_id)];
1170
1171                 if( !tk->b_seen )
1172                 {
1173                     ESNew( p_demux, i_id );
1174                 }
1175                 if( tk->b_seen && tk->es &&
1176                     !ps_pkt_parse_pes( p_pkt, tk->i_skip ) )
1177                 {
1178                     es_out_Send( p_demux->out, tk->es, p_pkt );
1179                 }
1180                 else
1181                 {
1182                     block_Release( p_pkt );
1183                 }
1184             }
1185             else
1186             {
1187                 block_Release( p_pkt );
1188             }
1189             break;
1190         }
1191         }
1192
1193         p += i_size;
1194     }
1195
1196     return VLC_SUCCESS;
1197 }
1198
1199 /*****************************************************************************
1200  * ESNew: register a new elementary stream
1201  *****************************************************************************/
1202 static void ESNew( demux_t *p_demux, int i_id )
1203 {
1204     demux_sys_t *p_sys = p_demux->p_sys;
1205     ps_track_t  *tk = &p_sys->tk[PS_ID_TO_TK(i_id)];
1206     bool  b_select = false;
1207
1208     if( tk->b_seen ) return;
1209
1210     if( ps_track_fill( tk, 0, i_id ) )
1211     {
1212         msg_Warn( p_demux, "unknown codec for id=0x%x", i_id );
1213         return;
1214     }
1215
1216     /* Add a new ES */
1217     if( tk->fmt.i_cat == VIDEO_ES )
1218     {
1219         switch( p_sys->i_aspect )
1220         {
1221         case 1: tk->fmt.video.i_aspect = VOUT_ASPECT_FACTOR; break;
1222         case 2: tk->fmt.video.i_aspect = VOUT_ASPECT_FACTOR * 4 / 3; break;
1223         case 3: tk->fmt.video.i_aspect = VOUT_ASPECT_FACTOR * 16 / 9; break;
1224         case 4: tk->fmt.video.i_aspect = VOUT_ASPECT_FACTOR * 221 / 10; break;
1225         default:
1226             tk->fmt.video.i_aspect = 0;
1227             break;
1228         }
1229         b_select = true;
1230     }
1231     else if( tk->fmt.i_cat == AUDIO_ES )
1232     {
1233         int i_audio = -1;
1234         /* find the audio number PLEASE find another way */
1235         if( (i_id&0xbdf8) == 0xbd88 )       /* dts */
1236         {
1237             i_audio = i_id&0x07;
1238         }
1239         else if( (i_id&0xbdf0) == 0xbd80 )  /* a52 */
1240         {
1241             i_audio = i_id&0xf;
1242         }
1243         else if( (i_id&0xbdf0) == 0xbda0 )  /* lpcm */
1244         {
1245             i_audio = i_id&0x1f;
1246         }
1247         else if( ( i_id&0xe0 ) == 0xc0 )    /* mpga */
1248         {
1249             i_audio = i_id&0x1f;
1250         }
1251         if( i_audio >= 0 )
1252         {
1253             int i_lang = dvdnav_audio_stream_to_lang( p_sys->dvdnav, i_audio );
1254             if( i_lang != 0xffff )
1255             {
1256                 tk->fmt.psz_language = malloc( 3 );
1257                 tk->fmt.psz_language[0] = (i_lang >> 8)&0xff;
1258                 tk->fmt.psz_language[1] = (i_lang     )&0xff;
1259                 tk->fmt.psz_language[2] = 0;
1260             }
1261             if( dvdnav_get_active_audio_stream( p_sys->dvdnav ) == i_audio )
1262             {
1263                 b_select = true;
1264             }
1265         }
1266     }
1267     else if( tk->fmt.i_cat == SPU_ES )
1268     {
1269         int32_t i_title, i_part;
1270         int i_lang = dvdnav_spu_stream_to_lang( p_sys->dvdnav, i_id&0x1f );
1271         if( i_lang != 0xffff )
1272         {
1273             tk->fmt.psz_language = malloc( 3 );
1274             tk->fmt.psz_language[0] = (i_lang >> 8)&0xff;
1275             tk->fmt.psz_language[1] = (i_lang     )&0xff;
1276             tk->fmt.psz_language[2] = 0;
1277         }
1278
1279         /* Palette */
1280         tk->fmt.subs.spu.palette[0] = 0xBeef;
1281         memcpy( &tk->fmt.subs.spu.palette[1], p_sys->clut,
1282                 16 * sizeof( uint32_t ) );
1283
1284         /* We select only when we are not in the menu */
1285         dvdnav_current_title_info( p_sys->dvdnav, &i_title, &i_part );
1286         if( i_title > 0 &&
1287             dvdnav_get_active_spu_stream( p_sys->dvdnav ) == (i_id&0x1f) )
1288         {
1289             b_select = true;
1290         }
1291     }
1292
1293     tk->es = es_out_Add( p_demux->out, &tk->fmt );
1294     if( b_select )
1295     {
1296         es_out_Control( p_demux->out, ES_OUT_SET_ES, tk->es );
1297     }
1298     tk->b_seen = true;
1299
1300     if( tk->fmt.i_cat == VIDEO_ES ) ButtonUpdate( p_demux, false );
1301 }
1302
1303 /*****************************************************************************
1304  * Event handler code
1305  *****************************************************************************/
1306 static void* EventThread( vlc_object_t *p_this )
1307 {
1308     event_thread_t *p_ev = (event_thread_t*)p_this;
1309     demux_sys_t    *p_sys = p_ev->p_demux->p_sys;
1310     int canc = vlc_savecancel ();
1311
1312     /* main loop */
1313     while( vlc_object_alive( p_ev ) )
1314     {
1315         vlc_mutex_lock( &p_ev->lock );
1316         /* VOUT part */
1317
1318         /* Still part */
1319         if( p_ev->b_still )
1320         {
1321             if( p_ev->i_still_end > 0 && p_ev->i_still_end < mdate() )
1322             {
1323                 p_ev->b_still = false;
1324                 dvdnav_still_skip( p_sys->dvdnav );
1325             }
1326         }
1327         vlc_mutex_unlock( &p_ev->lock );
1328
1329         /* Wait a bit */
1330         msleep( 10000 );
1331     }
1332     vlc_restorecancel (canc);
1333
1334     return NULL;
1335 }
1336
1337 static int EventMouse( vlc_object_t *p_vout, char const *psz_var,
1338                        vlc_value_t oldval, vlc_value_t val, void *p_data )
1339 {
1340     demux_t *p_demux = p_data;
1341     demux_sys_t *p_sys = p_demux->p_sys;
1342
1343     /* FIXME? PCI usage thread safe? */
1344     pci_t *pci = dvdnav_get_current_nav_pci( p_sys->dvdnav );
1345     int x = var_GetInteger( p_vout, "mouse-x" );
1346     int y = var_GetInteger( p_vout, "mouse-y" );
1347
1348     if( psz_var[6] == 'm' ) /* mouse-moved */
1349         dvdnav_mouse_select( p_sys->dvdnav, pci, x, y );
1350     else
1351     {
1352         assert( psz_var[6] == 'c' ); /* mouse-clicked */
1353
1354         ButtonUpdate( p_demux, true );
1355         dvdnav_mouse_activate( p_sys->dvdnav, pci, x, y );
1356     }
1357
1358     (void)oldval; (void)val;
1359     return VLC_SUCCESS;
1360 }
1361
1362 static int EventKey( vlc_object_t *p_this, char const *psz_var,
1363                      vlc_value_t oldval, vlc_value_t newval, void *p_data )
1364 {
1365     demux_t *p_demux = p_data;
1366     demux_sys_t *p_sys = p_demux->p_sys;
1367
1368     /* FIXME: thread-safe ? */
1369     pci_t *pci = dvdnav_get_current_nav_pci( p_sys->dvdnav );
1370
1371     switch( newval.i_int )
1372     {
1373     case ACTIONID_NAV_LEFT:
1374         dvdnav_left_button_select( p_sys->dvdnav, pci );
1375         break;
1376     case ACTIONID_NAV_RIGHT:
1377         dvdnav_right_button_select( p_sys->dvdnav, pci );
1378         break;
1379     case ACTIONID_NAV_UP:
1380         dvdnav_upper_button_select( p_sys->dvdnav, pci );
1381         break;
1382     case ACTIONID_NAV_DOWN:
1383         dvdnav_lower_button_select( p_sys->dvdnav, pci );
1384         break;
1385     case ACTIONID_NAV_ACTIVATE:
1386         ButtonUpdate( p_demux, true );
1387         dvdnav_button_activate( p_sys->dvdnav, pci );
1388         break;
1389     }
1390
1391     (void)p_this;    (void)psz_var;    (void)oldval;
1392     return VLC_SUCCESS;
1393 }
1394
1395 static int EventIntf( vlc_object_t *p_input, char const *psz_var,
1396                       vlc_value_t oldval, vlc_value_t val, void *p_data )
1397 {
1398     demux_t *p_demux = p_data;
1399     demux_sys_t *p_sys = p_demux->p_sys;
1400
1401     if (val.i_int == INPUT_EVENT_VOUT)
1402     {
1403         vlc_object_t *p_vout;
1404
1405         p_vout = p_sys->p_vout;
1406         if( p_vout != NULL )
1407         {
1408             var_DelCallback( p_vout, "mouse-moved", EventMouse, p_demux );
1409             var_DelCallback( p_vout, "mouse-clicked", EventMouse, p_demux );
1410             vlc_object_release( p_vout );
1411         }
1412
1413         p_vout = (vlc_object_t *)input_GetVout( (input_thread_t *)p_input );
1414         p_sys->p_vout = p_vout;
1415         if( p_vout != NULL )
1416         {
1417             var_AddCallback( p_vout, "mouse-moved", EventMouse, p_demux );
1418             var_AddCallback( p_vout, "mouse-clicked", EventMouse, p_demux );
1419         }
1420     }
1421     (void) psz_var; (void) oldval;
1422     return VLC_SUCCESS;
1423 }
1424
1425 /*****************************************************************************
1426  * ProbeDVD: very weak probing that avoids going too often into a dvdnav_open()
1427  *****************************************************************************/
1428 static int ProbeDVD( demux_t *p_demux, char *psz_name )
1429 {
1430     (void)p_demux;
1431 #ifdef HAVE_SYS_STAT_H
1432     struct stat stat_info;
1433     uint8_t pi_anchor[2];
1434     int i_fd, i_ret;
1435
1436     if( !*psz_name )
1437     {
1438         /* Triggers libdvdcss autodetection */
1439         return VLC_SUCCESS;
1440     }
1441
1442     if( !strcmp( psz_name, "-" ) ) /* stdin -> file access */
1443         return VLC_EGENERIC;
1444
1445     if( (i_fd = utf8_open( psz_name, O_RDONLY |O_NONBLOCK, 0666 )) == -1 )
1446     {
1447         return VLC_SUCCESS; /* Let dvdnav_open() do the probing */
1448     }
1449
1450     if( fstat( i_fd, &stat_info ) || !S_ISREG( stat_info.st_mode ) )
1451     {
1452         close( i_fd );
1453
1454         if( S_ISFIFO( stat_info.st_mode ) )
1455             return VLC_EGENERIC;
1456         return VLC_SUCCESS; /* Let dvdnav_open() do the probing */
1457     }
1458
1459     /* Try to find the anchor (2 bytes at LBA 256) */
1460     i_ret = VLC_EGENERIC;
1461     if( lseek( i_fd, 256 * DVD_VIDEO_LB_LEN, SEEK_SET ) != -1
1462      && read( i_fd, pi_anchor, 2 ) == 2
1463      && GetWLE( pi_anchor ) == 2 )
1464         i_ret = VLC_SUCCESS; /* Found a potential anchor */
1465
1466     close( i_fd );
1467
1468     return i_ret;
1469 #else
1470
1471     return VLC_SUCCESS;
1472 #endif
1473 }