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

   1 /*****************************************************************************
   2  * dvdnav.c: DVD module using the dvdnav library.
   3  *****************************************************************************
   4  * Copyright (C) 2004-2009 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 struct demux_sys_t
 112 {
 113     dvdnav_t    *dvdnav;
 114
 115     /* */
 116     bool        b_reset_pcr;
 117
 118     struct
 119     {
 120         bool         b_created;
 121         bool         b_enabled;
 122         mtime_t      i_end;
 123         vlc_mutex_t  lock;
 124         vlc_cond_t   wait;
 125         vlc_thread_t thread;
 126     } still;
 127
 128     /* track */
 129     ps_track_t  tk[PS_TK_COUNT];
 130     int         i_mux_rate;
 131
 132     /* for spu variables */
 133     input_thread_t *p_input;
 134
 135     /* event */
 136     vlc_object_t *p_vout;
 137
 138     /* palette for menus */
 139     uint32_t clut[16];
 140     uint8_t  palette[4][4];
 141     bool b_spu_change;
 142
 143     /* */
 144     int i_aspect;
 145
 146     int           i_title;
 147     input_title_t **title;
 148
 149     /* lenght of program group chain */
 150     mtime_t     i_pgc_length;
 151 };
 152
 153 static int Control( demux_t *, int, va_list );
 154 static int Demux( demux_t * );
 155 static int DemuxBlock( demux_t *, const uint8_t *, int );
 156
 157 static void DemuxTitles( demux_t * );
 158 static void ESSubtitleUpdate( demux_t * );
 159 static void ButtonUpdate( demux_t *, bool );
 160
 161 static void ESNew( demux_t *, int );
 162 static int ProbeDVD( demux_t *, char * );
 163
 164 static char *DemuxGetLanguageCode( demux_t *p_demux, const char *psz_var );
 165
 166 static int ControlInternal( demux_t *, int, ... );
 167
 168 static void* StillThread( void * );
 169
 170 static int EventKey( vlc_object_t *, char const *,
 171                      vlc_value_t, vlc_value_t, void * );
 172 static int EventMouse( vlc_object_t *, char const *,
 173                        vlc_value_t, vlc_value_t, void * );
 174 static int EventIntf( vlc_object_t *, char const *,
 175                       vlc_value_t, vlc_value_t, void * );
 176
 177 /*****************************************************************************
 178  * DemuxOpen:
 179  *****************************************************************************/
 180 static int Open( vlc_object_t *p_this )
 181 {
 182     demux_t     *p_demux = (demux_t*)p_this;
 183     demux_sys_t *p_sys;
 184     dvdnav_t    *p_dvdnav;
 185     int         i_angle;
 186     char        *psz_name;
 187     char        *psz_code;
 188     vlc_value_t val;
 189
 190     if( !p_demux->psz_path || !*p_demux->psz_path )
 191     {
 192         /* Only when selected */
 193         if( !p_this->b_force ) return VLC_EGENERIC;
 194
 195         psz_name = var_CreateGetString( p_this, "dvd" );
 196         if( !psz_name )
 197         {
 198             psz_name = strdup("");
 199         }
 200     }
 201     else
 202         psz_name = ToLocaleDup( p_demux->psz_path );
 203
 204 #ifdef WIN32
 205     if( psz_name[0] && psz_name[1] == ':' &&
 206         psz_name[2] == '\\' && psz_name[3] == '\0' ) psz_name[2] = '\0';
 207 #endif
 208
 209     /* Try some simple probing to avoid going through dvdnav_open too often */
 210     if( ProbeDVD( p_demux, psz_name ) != VLC_SUCCESS )
 211     {
 212         free( psz_name );
 213         return VLC_EGENERIC;
 214     }
 215
 216     /* Open dvdnav */
 217     if( dvdnav_open( &p_dvdnav, psz_name ) != DVDNAV_STATUS_OK )
 218     {
 219         msg_Warn( p_demux, "cannot open dvdnav" );
 220         free( psz_name );
 221         return VLC_EGENERIC;
 222     }
 223     free( psz_name );
 224
 225     /* Fill p_demux field */
 226     DEMUX_INIT_COMMON(); p_sys = p_demux->p_sys;
 227     p_sys->dvdnav = p_dvdnav;
 228     p_sys->b_reset_pcr = false;
 229
 230     ps_track_init( p_sys->tk );
 231     p_sys->i_aspect = -1;
 232     p_sys->i_mux_rate = 0;
 233     p_sys->i_pgc_length = 0;
 234     p_sys->b_spu_change = false;
 235
 236     if( 1 )
 237     {
 238         // Hack for libdvdnav CVS.
 239         // Without it dvdnav_get_number_of_titles() fails.
 240         // Remove when fixed in libdvdnav CVS.
 241         uint8_t buffer[DVD_VIDEO_LB_LEN];
 242         int i_event, i_len;
 243
 244         if( dvdnav_get_next_block( p_sys->dvdnav, buffer, &i_event, &i_len )
 245               == DVDNAV_STATUS_ERR )
 246         {
 247             msg_Warn( p_demux, "dvdnav_get_next_block failed" );
 248         }
 249
 250         dvdnav_sector_search( p_sys->dvdnav, 0, SEEK_SET );
 251     }
 252
 253     /* Configure dvdnav */
 254     if( dvdnav_set_readahead_flag( p_sys->dvdnav, DVD_READ_CACHE ) !=
 255           DVDNAV_STATUS_OK )
 256     {
 257         msg_Warn( p_demux, "cannot set read-a-head flag" );
 258     }
 259
 260     if( dvdnav_set_PGC_positioning_flag( p_sys->dvdnav, 1 ) !=
 261           DVDNAV_STATUS_OK )
 262     {
 263         msg_Warn( p_demux, "cannot set PGC positioning flag" );
 264     }
 265
 266     /* Set menu language
 267      * XXX A menu-language may be better than sub-language */
 268     psz_code = DemuxGetLanguageCode( p_demux, "sub-language" );
 269     if( dvdnav_menu_language_select( p_sys->dvdnav, psz_code ) !=
 270         DVDNAV_STATUS_OK )
 271     {
 272         msg_Warn( p_demux, "can't set menu language to '%s' (%s)",
 273                   psz_code, dvdnav_err_to_string( p_sys->dvdnav ) );
 274         /* We try to fall back to 'en' */
 275         if( strcmp( psz_code, LANGUAGE_DEFAULT ) )
 276             dvdnav_menu_language_select( p_sys->dvdnav, (char*)LANGUAGE_DEFAULT );
 277     }
 278     free( psz_code );
 279
 280     /* Set audio language */
 281     psz_code = DemuxGetLanguageCode( p_demux, "audio-language" );
 282     if( dvdnav_audio_language_select( p_sys->dvdnav, psz_code ) !=
 283         DVDNAV_STATUS_OK )
 284     {
 285         msg_Warn( p_demux, "can't set audio language to '%s' (%s)",
 286                   psz_code, dvdnav_err_to_string( p_sys->dvdnav ) );
 287         /* We try to fall back to 'en' */
 288         if( strcmp( psz_code, LANGUAGE_DEFAULT ) )
 289             dvdnav_audio_language_select( p_sys->dvdnav, (char*)LANGUAGE_DEFAULT );
 290     }
 291     free( psz_code );
 292
 293     /* Set spu language */
 294     psz_code = DemuxGetLanguageCode( p_demux, "sub-language" );
 295     if( dvdnav_spu_language_select( p_sys->dvdnav, psz_code ) !=
 296         DVDNAV_STATUS_OK )
 297     {
 298         msg_Warn( p_demux, "can't set spu language to '%s' (%s)",
 299                   psz_code, dvdnav_err_to_string( p_sys->dvdnav ) );
 300         /* We try to fall back to 'en' */
 301         if( strcmp( psz_code, LANGUAGE_DEFAULT ) )
 302             dvdnav_spu_language_select(p_sys->dvdnav, (char*)LANGUAGE_DEFAULT );
 303     }
 304     free( psz_code );
 305
 306     DemuxTitles( p_demux );
 307
 308     var_Create( p_demux, "dvdnav-menu", VLC_VAR_BOOL|VLC_VAR_DOINHERIT );
 309     var_Get( p_demux, "dvdnav-menu", &val );
 310     if( val.b_bool )
 311     {
 312         msg_Dbg( p_demux, "trying to go to dvd menu" );
 313
 314         if( dvdnav_title_play( p_sys->dvdnav, 1 ) != DVDNAV_STATUS_OK )
 315         {
 316             msg_Err( p_demux, "cannot set title (can't decrypt DVD?)" );
 317             dialog_Fatal( p_demux, _("Playback failure"),
 318                             _("VLC cannot set the DVD's title. It possibly "
 319                               "cannot decrypt the entire disc.") );
 320             dvdnav_close( p_sys->dvdnav );
 321             free( p_sys );
 322             return VLC_EGENERIC;
 323         }
 324
 325         if( dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Title ) !=
 326             DVDNAV_STATUS_OK )
 327         {
 328             /* Try going to menu root */
 329             if( dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Root ) !=
 330                 DVDNAV_STATUS_OK )
 331                     msg_Warn( p_demux, "cannot go to dvd menu" );
 332         }
 333     }
 334
 335     var_Create( p_demux, "dvdnav-angle", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
 336     var_Get( p_demux, "dvdnav-angle", &val );
 337     i_angle = val.i_int > 0 ? val.i_int : 1;
 338
 339     /* Update default_pts to a suitable value for dvdnav access */
 340     var_Create( p_demux, "dvdnav-caching", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
 341
 342     /* FIXME hack hack hack hack FIXME */
 343     /* Get p_input and create variable */
 344     p_sys->p_input = vlc_object_find( p_demux, VLC_OBJECT_INPUT, FIND_PARENT );
 345     var_Create( p_sys->p_input, "x-start", VLC_VAR_INTEGER );
 346     var_Create( p_sys->p_input, "y-start", VLC_VAR_INTEGER );
 347     var_Create( p_sys->p_input, "x-end", VLC_VAR_INTEGER );
 348     var_Create( p_sys->p_input, "y-end", VLC_VAR_INTEGER );
 349     var_Create( p_sys->p_input, "color", VLC_VAR_ADDRESS );
 350     var_Create( p_sys->p_input, "menu-palette", VLC_VAR_ADDRESS );
 351     var_Create( p_sys->p_input, "highlight", VLC_VAR_BOOL );
 352     var_Create( p_sys->p_input, "highlight-mutex", VLC_VAR_MUTEX );
 353
 354     /* catch all key event */
 355     var_AddCallback( p_demux->p_libvlc, "key-action", EventKey, p_demux );
 356     /* catch vout creation event */
 357     var_AddCallback( p_sys->p_input, "intf-event", EventIntf, p_demux );
 358
 359     p_sys->still.b_enabled = false;
 360     vlc_mutex_init( &p_sys->still.lock );
 361     return VLC_SUCCESS;
 362 }
 363
 364 /*****************************************************************************
 365  * Close:
 366  *****************************************************************************/
 367 static void Close( vlc_object_t *p_this )
 368 {
 369     demux_t     *p_demux = (demux_t*)p_this;
 370     demux_sys_t *p_sys = p_demux->p_sys;
 371     int i;
 372
 373     /* Stop vout event handler */
 374     var_DelCallback( p_sys->p_input, "intf-event", EventIntf, p_demux );
 375     if( p_sys->p_vout != NULL )
 376     {   /* Should not happen, but better be safe than sorry. */
 377         msg_Warn( p_sys->p_vout, "removing dangling mouse DVD callbacks" );
 378         var_DelCallback( p_sys->p_vout, "mouse-moved", EventMouse, p_demux );
 379         var_DelCallback( p_sys->p_vout, "mouse-clicked", EventMouse, p_demux );
 380     }
 381
 382     /* Stop key event handler (FIXME: should really be per-vout too) */
 383     var_DelCallback( p_demux->p_libvlc, "key-action", EventKey, p_demux );
 384
 385     /* Stop still image handler */
 386     if( p_sys->still.b_created )
 387     {
 388         vlc_cancel( p_sys->still.thread );
 389         vlc_join( p_sys->still.thread, NULL );
 390         vlc_cond_destroy( &p_sys->still.wait );
 391     }
 392     vlc_mutex_destroy( &p_sys->still.lock );
 393
 394     var_Destroy( p_sys->p_input, "highlight-mutex" );
 395     var_Destroy( p_sys->p_input, "highlight" );
 396     var_Destroy( p_sys->p_input, "x-start" );
 397     var_Destroy( p_sys->p_input, "x-end" );
 398     var_Destroy( p_sys->p_input, "y-start" );
 399     var_Destroy( p_sys->p_input, "y-end" );
 400     var_Destroy( p_sys->p_input, "color" );
 401     var_Destroy( p_sys->p_input, "menu-palette" );
 402
 403     vlc_object_release( p_sys->p_input );
 404
 405     for( i = 0; i < PS_TK_COUNT; i++ )
 406     {
 407         ps_track_t *tk = &p_sys->tk[i];
 408         if( tk->b_seen )
 409         {
 410             es_format_Clean( &tk->fmt );
 411             if( tk->es ) es_out_Del( p_demux->out, tk->es );
 412         }
 413     }
 414
 415     dvdnav_close( p_sys->dvdnav );
 416     free( p_sys );
 417 }
 418
 419 /*****************************************************************************
 420  * Control:
 421  *****************************************************************************/
 422 static int Control( demux_t *p_demux, int i_query, va_list args )
 423 {
 424     demux_sys_t *p_sys = p_demux->p_sys;
 425     double f, *pf;
 426     bool *pb;
 427     int64_t *pi64;
 428     input_title_t ***ppp_title;
 429     int          *pi_int;
 430     int i;
 431
 432     switch( i_query )
 433     {
 434         case DEMUX_SET_POSITION:
 435         case DEMUX_GET_POSITION:
 436         case DEMUX_GET_TIME:
 437         case DEMUX_GET_LENGTH:
 438         {
 439             uint32_t pos, len;
 440             if( dvdnav_get_position( p_sys->dvdnav, &pos, &len ) !=
 441                   DVDNAV_STATUS_OK || len == 0 )
 442             {
 443                 return VLC_EGENERIC;
 444             }
 445
 446             if( i_query == DEMUX_GET_POSITION )
 447             {
 448                 pf = (double*)va_arg( args, double* );
 449                 *pf = (double)pos / (double)len;
 450                 return VLC_SUCCESS;
 451             }
 452             else if( i_query == DEMUX_SET_POSITION )
 453             {
 454                 f = (double)va_arg( args, double );
 455                 pos = f * len;
 456                 if( dvdnav_sector_search( p_sys->dvdnav, pos, SEEK_SET ) ==
 457                       DVDNAV_STATUS_OK )
 458                 {
 459                     return VLC_SUCCESS;
 460                 }
 461             }
 462             else if( i_query == DEMUX_GET_TIME )
 463             {
 464                 pi64 = (int64_t*)va_arg( args, int64_t * );
 465                 if( p_sys->i_pgc_length > 0 )
 466                 {
 467                     *pi64 = p_sys->i_pgc_length * pos / len;
 468                     return VLC_SUCCESS;
 469                 }
 470             }
 471             else if( i_query == DEMUX_GET_LENGTH )
 472             {
 473                 pi64 = (int64_t*)va_arg( args, int64_t * );
 474                 if( p_sys->i_pgc_length > 0 )
 475                 {
 476                     *pi64 = (int64_t)p_sys->i_pgc_length;
 477                     return VLC_SUCCESS;
 478                 }
 479             }
 480
 481             return VLC_EGENERIC;
 482         }
 483
 484         /* Special for access_demux */
 485         case DEMUX_CAN_PAUSE:
 486         case DEMUX_CAN_SEEK:
 487         case DEMUX_CAN_CONTROL_PACE:
 488             /* TODO */
 489             pb = (bool*)va_arg( args, bool * );
 490             *pb = true;
 491             return VLC_SUCCESS;
 492
 493         case DEMUX_SET_PAUSE_STATE:
 494             return VLC_SUCCESS;
 495
 496         case DEMUX_GET_TITLE_INFO:
 497             ppp_title = (input_title_t***)va_arg( args, input_title_t*** );
 498             pi_int    = (int*)va_arg( args, int* );
 499             *((int*)va_arg( args, int* )) = 0; /* Title offset */
 500             *((int*)va_arg( args, int* )) = 1; /* Chapter offset */
 501
 502             /* Duplicate title infos */
 503             *pi_int = p_sys->i_title;
 504             *ppp_title = malloc( sizeof( input_title_t ** ) * p_sys->i_title );
 505             for( i = 0; i < p_sys->i_title; i++ )
 506             {
 507                 (*ppp_title)[i] = vlc_input_title_Duplicate( p_sys->title[i] );
 508             }
 509             return VLC_SUCCESS;
 510
 511         case DEMUX_SET_TITLE:
 512             i = (int)va_arg( args, int );
 513             if( ( i == 0 && dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Root )
 514                   != DVDNAV_STATUS_OK ) ||
 515                 ( i != 0 && dvdnav_title_play( p_sys->dvdnav, i )
 516                   != DVDNAV_STATUS_OK ) )
 517             {
 518                 msg_Warn( p_demux, "cannot set title/chapter" );
 519                 return VLC_EGENERIC;
 520             }
 521             p_demux->info.i_update |=
 522                 INPUT_UPDATE_TITLE | INPUT_UPDATE_SEEKPOINT;
 523             p_demux->info.i_title = i;
 524             p_demux->info.i_seekpoint = 0;
 525             return VLC_SUCCESS;
 526
 527         case DEMUX_SET_SEEKPOINT:
 528             i = (int)va_arg( args, int );
 529             if( p_demux->info.i_title == 0 )
 530             {
 531                 int i_ret;
 532                 /* Special case */
 533                 switch( i )
 534                 {
 535                 case 0:
 536                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Escape );
 537                     break;
 538                 case 1:
 539                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Root );
 540                     break;
 541                 case 2:
 542                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Title );
 543                     break;
 544                 case 3:
 545                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Part );
 546                     break;
 547                 case 4:
 548                     i_ret = dvdnav_menu_call( p_sys->dvdnav,
 549                                               DVD_MENU_Subpicture );
 550                     break;
 551                 case 5:
 552                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Audio );
 553                     break;
 554                 case 6:
 555                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Angle );
 556                     break;
 557                 default:
 558                     return VLC_EGENERIC;
 559                 }
 560
 561                 if( i_ret != DVDNAV_STATUS_OK )
 562                     return VLC_EGENERIC;
 563             }
 564             else if( dvdnav_part_play( p_sys->dvdnav, p_demux->info.i_title,
 565                                        i + 1 ) != DVDNAV_STATUS_OK )
 566             {
 567                 msg_Warn( p_demux, "cannot set title/chapter" );
 568                 return VLC_EGENERIC;
 569             }
 570             p_demux->info.i_update |= INPUT_UPDATE_SEEKPOINT;
 571             p_demux->info.i_seekpoint = i;
 572             return VLC_SUCCESS;
 573
 574         case DEMUX_GET_PTS_DELAY:
 575             pi64 = (int64_t*)va_arg( args, int64_t * );
 576             *pi64 = (int64_t)var_GetInteger( p_demux, "dvdnav-caching" ) *1000;
 577             return VLC_SUCCESS;
 578
 579         case DEMUX_GET_META:
 580         {
 581             const char *title_name = NULL;
 582
 583             dvdnav_get_title_string(p_sys->dvdnav, &title_name);
 584             if( (NULL != title_name) && ('\0' != title_name[0]) )
 585             {
 586                 vlc_meta_t *p_meta = (vlc_meta_t*)va_arg( args, vlc_meta_t* );
 587                 vlc_meta_Set( p_meta, vlc_meta_Title, title_name );
 588                 return VLC_SUCCESS;
 589             }
 590             return VLC_EGENERIC;
 591         }
 592
 593         /* TODO implement others */
 594         default:
 595             return VLC_EGENERIC;
 596     }
 597 }
 598
 599 static int ControlInternal( demux_t *p_demux, int i_query, ... )
 600 {
 601     va_list args;
 602     int     i_result;
 603
 604     va_start( args, i_query );
 605     i_result = Control( p_demux, i_query, args );
 606     va_end( args );
 607
 608     return i_result;
 609 }
 610 /*****************************************************************************
 611  * Demux:
 612  *****************************************************************************/
 613 static int Demux( demux_t *p_demux )
 614 {
 615     demux_sys_t *p_sys = p_demux->p_sys;
 616
 617     uint8_t buffer[DVD_VIDEO_LB_LEN];
 618     uint8_t *packet = buffer;
 619     int i_event;
 620     int i_len;
 621
 622 #if DVD_READ_CACHE
 623     if( dvdnav_get_next_cache_block( p_sys->dvdnav, &packet, &i_event, &i_len )
 624         == DVDNAV_STATUS_ERR )
 625 #else
 626     if( dvdnav_get_next_block( p_sys->dvdnav, packet, &i_event, &i_len )
 627         == DVDNAV_STATUS_ERR )
 628 #endif
 629     {
 630         msg_Warn( p_demux, "cannot get next block (%s)",
 631                   dvdnav_err_to_string( p_sys->dvdnav ) );
 632         if( p_demux->info.i_title == 0 )
 633         {
 634             msg_Dbg( p_demux, "jumping to first title" );
 635             return ControlInternal( p_demux, DEMUX_SET_TITLE, 1 ) == VLC_SUCCESS ? 1 : -1;
 636         }
 637         return -1;
 638     }
 639
 640     switch( i_event )
 641     {
 642     case DVDNAV_BLOCK_OK:   /* mpeg block */
 643         vlc_mutex_lock( &p_sys->still.lock );
 644         p_sys->still.b_enabled = false;
 645         vlc_mutex_unlock( &p_sys->still.lock );
 646         if( p_sys->b_reset_pcr )
 647         {
 648             es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
 649             p_sys->b_reset_pcr = false;
 650         }
 651         DemuxBlock( p_demux, packet, i_len );
 652         break;
 653
 654     case DVDNAV_NOP:    /* Nothing */
 655         msg_Dbg( p_demux, "DVDNAV_NOP" );
 656         break;
 657
 658     case DVDNAV_STILL_FRAME:
 659     {
 660         dvdnav_still_event_t *event = (dvdnav_still_event_t*)packet;
 661         bool b_still_init = false;
 662
 663         vlc_mutex_lock( &p_sys->still.lock );
 664         if( !p_sys->still.b_enabled )
 665         {
 666             msg_Dbg( p_demux, "DVDNAV_STILL_FRAME" );
 667             msg_Dbg( p_demux, "     - length=0x%x", event->length );
 668             /* FIXME: use vlc_timer_create() if it is ever invented */
 669             p_sys->still.b_enabled = true;
 670
 671             if( !p_sys->still.b_created )
 672             {
 673                 vlc_cond_init( &p_sys->still.wait );
 674                 p_sys->still.b_created =
 675                     !vlc_clone( &p_sys->still.thread, StillThread, p_sys,
 676                                 VLC_THREAD_PRIORITY_LOW );
 677             }
 678
 679             b_still_init = true;
 680             if( event->length == 0xff )
 681                 p_sys->still.i_end = 0;
 682             else
 683                 p_sys->still.i_end = mdate() +
 684                                      event->length * INT64_C(1000000);
 685             vlc_cond_signal( &p_sys->still.wait );
 686         }
 687         vlc_mutex_unlock( &p_sys->still.lock );
 688
 689         if( b_still_init )
 690         {
 691             /* We send a dummy mpeg2 end of sequence to force still frame display */
 692             static const uint8_t buffer[] = {
 693                 0x00, 0x00, 0x01, 0xe0, 0x00, 0x07,
 694                 0x80, 0x00, 0x00,
 695                 0x00, 0x00, 0x01, 0xB7,
 696             };
 697             DemuxBlock( p_demux, buffer, sizeof(buffer) );
 698
 699             bool b_empty;
 700             es_out_Control( p_demux->out, ES_OUT_GET_EMPTY, &b_empty );
 701             p_sys->b_reset_pcr = true;
 702         }
 703         msleep( 40000 );
 704         break;
 705     }
 706
 707     case DVDNAV_SPU_CLUT_CHANGE:
 708     {
 709         int i;
 710
 711         msg_Dbg( p_demux, "DVDNAV_SPU_CLUT_CHANGE" );
 712         /* Update color lookup table (16 *uint32_t in packet) */
 713         memcpy( p_sys->clut, packet, 16 * sizeof( uint32_t ) );
 714
 715         /* HACK to get the SPU tracks registered in the right order */
 716         for( i = 0; i < 0x1f; i++ )
 717         {
 718             if( dvdnav_spu_stream_to_lang( p_sys->dvdnav, i ) != 0xffff )
 719                 ESNew( p_demux, 0xbd20 + i );
 720         }
 721         /* END HACK */
 722         break;
 723     }
 724
 725     case DVDNAV_SPU_STREAM_CHANGE:
 726     {
 727         dvdnav_spu_stream_change_event_t *event =
 728             (dvdnav_spu_stream_change_event_t*)packet;
 729         int i;
 730
 731         msg_Dbg( p_demux, "DVDNAV_SPU_STREAM_CHANGE" );
 732         msg_Dbg( p_demux, "     - physical_wide=%d",
 733                  event->physical_wide );
 734         msg_Dbg( p_demux, "     - physical_letterbox=%d",
 735                  event->physical_letterbox);
 736         msg_Dbg( p_demux, "     - physical_pan_scan=%d",
 737                  event->physical_pan_scan );
 738
 739         ESSubtitleUpdate( p_demux );
 740         p_sys->b_spu_change = true;
 741
 742         /* HACK to get the SPU tracks registered in the right order */
 743         for( i = 0; i < 0x1f; i++ )
 744         {
 745             if( dvdnav_spu_stream_to_lang( p_sys->dvdnav, i ) != 0xffff )
 746                 ESNew( p_demux, 0xbd20 + i );
 747         }
 748         /* END HACK */
 749         break;
 750     }
 751
 752     case DVDNAV_AUDIO_STREAM_CHANGE:
 753     {
 754         dvdnav_audio_stream_change_event_t *event =
 755             (dvdnav_audio_stream_change_event_t*)packet;
 756         msg_Dbg( p_demux, "DVDNAV_AUDIO_STREAM_CHANGE" );
 757         msg_Dbg( p_demux, "     - physical=%d", event->physical );
 758         /* TODO */
 759         break;
 760     }
 761
 762     case DVDNAV_VTS_CHANGE:
 763     {
 764         int32_t i_title = 0;
 765         int32_t i_part  = 0;
 766         int i;
 767
 768         dvdnav_vts_change_event_t *event = (dvdnav_vts_change_event_t*)packet;
 769         msg_Dbg( p_demux, "DVDNAV_VTS_CHANGE" );
 770         msg_Dbg( p_demux, "     - vtsN=%d", event->new_vtsN );
 771         msg_Dbg( p_demux, "     - domain=%d", event->new_domain );
 772
 773         /* dvdnav_get_video_aspect / dvdnav_get_video_scale_permission */
 774         /* TODO check if we always have VTS and CELL */
 775         p_sys->i_aspect = dvdnav_get_video_aspect( p_sys->dvdnav );
 776
 777         /* reset PCR */
 778         es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
 779
 780         for( i = 0; i < PS_TK_COUNT; i++ )
 781         {
 782             ps_track_t *tk = &p_sys->tk[i];
 783             if( tk->b_seen )
 784             {
 785                 es_format_Clean( &tk->fmt );
 786                 if( tk->es ) es_out_Del( p_demux->out, tk->es );
 787             }
 788             tk->b_seen = false;
 789         }
 790
 791         if( dvdnav_current_title_info( p_sys->dvdnav, &i_title,
 792                                        &i_part ) == DVDNAV_STATUS_OK )
 793         {
 794             if( i_title >= 0 && i_title < p_sys->i_title &&
 795                 p_demux->info.i_title != i_title )
 796             {
 797                 p_demux->info.i_update |= INPUT_UPDATE_TITLE;
 798                 p_demux->info.i_title = i_title;
 799             }
 800         }
 801         break;
 802     }
 803
 804     case DVDNAV_CELL_CHANGE:
 805     {
 806         int32_t i_title = 0;
 807         int32_t i_part  = 0;
 808
 809         dvdnav_cell_change_event_t *event =
 810             (dvdnav_cell_change_event_t*)packet;
 811         msg_Dbg( p_demux, "DVDNAV_CELL_CHANGE" );
 812         msg_Dbg( p_demux, "     - cellN=%d", event->cellN );
 813         msg_Dbg( p_demux, "     - pgN=%d", event->pgN );
 814         msg_Dbg( p_demux, "     - cell_length=%"PRId64, event->cell_length );
 815         msg_Dbg( p_demux, "     - pg_length=%"PRId64, event->pg_length );
 816         msg_Dbg( p_demux, "     - pgc_length=%"PRId64, event->pgc_length );
 817         msg_Dbg( p_demux, "     - cell_start=%"PRId64, event->cell_start );
 818         msg_Dbg( p_demux, "     - pg_start=%"PRId64, event->pg_start );
 819
 820         /* Store the lenght in time of the current PGC */
 821         p_sys->i_pgc_length = event->pgc_length / 90 * 1000;
 822
 823         /* FIXME is it correct or there is better way to know chapter change */
 824         if( dvdnav_current_title_info( p_sys->dvdnav, &i_title,
 825                                        &i_part ) == DVDNAV_STATUS_OK )
 826         {
 827             if( i_title >= 0 && i_title < p_sys->i_title &&
 828                 i_part >= 1 && i_part <= p_sys->title[i_title]->i_seekpoint &&
 829                 p_demux->info.i_seekpoint != i_part - 1 )
 830             {
 831                 p_demux->info.i_update |= INPUT_UPDATE_SEEKPOINT;
 832                 p_demux->info.i_seekpoint = i_part - 1;
 833             }
 834         }
 835         break;
 836     }
 837
 838     case DVDNAV_NAV_PACKET:
 839     {
 840 #ifdef DVDNAV_DEBUG
 841         msg_Dbg( p_demux, "DVDNAV_NAV_PACKET" );
 842 #endif
 843         /* A lot of thing to do here :
 844          *  - handle packet
 845          *  - fetch pts (for time display)
 846          *  - ...
 847          */
 848         DemuxBlock( p_demux, packet, i_len );
 849         if( p_sys->b_spu_change )
 850         {
 851             ButtonUpdate( p_demux, false );
 852             p_sys->b_spu_change = false;
 853         }
 854         break;
 855     }
 856
 857     case DVDNAV_STOP:   /* EOF */
 858         msg_Dbg( p_demux, "DVDNAV_STOP" );
 859
 860 #if DVD_READ_CACHE
 861         dvdnav_free_cache_block( p_sys->dvdnav, packet );
 862 #endif
 863         return 0;
 864
 865     case DVDNAV_HIGHLIGHT:
 866     {
 867         dvdnav_highlight_event_t *event = (dvdnav_highlight_event_t*)packet;
 868         msg_Dbg( p_demux, "DVDNAV_HIGHLIGHT" );
 869         msg_Dbg( p_demux, "     - display=%d", event->display );
 870         msg_Dbg( p_demux, "     - buttonN=%d", event->buttonN );
 871         ButtonUpdate( p_demux, false );
 872         break;
 873     }
 874
 875     case DVDNAV_HOP_CHANNEL:
 876         msg_Dbg( p_demux, "DVDNAV_HOP_CHANNEL" );
 877         es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
 878         break;
 879
 880     case DVDNAV_WAIT:
 881         msg_Dbg( p_demux, "DVDNAV_WAIT" );
 882
 883         bool b_empty;
 884         es_out_Control( p_demux->out, ES_OUT_GET_EMPTY, &b_empty );
 885         if( !b_empty )
 886         {
 887             msleep( 40*1000 );
 888         }
 889         else
 890         {
 891             dvdnav_wait_skip( p_sys->dvdnav );
 892             p_sys->b_reset_pcr = true;
 893         }
 894         break;
 895
 896     default:
 897         msg_Warn( p_demux, "Unknown event (0x%x)", i_event );
 898         break;
 899     }
 900
 901 #if DVD_READ_CACHE
 902     dvdnav_free_cache_block( p_sys->dvdnav, packet );
 903 #endif
 904
 905     return 1;
 906 }
 907
 908 /* Get a 2 char code
 909  * FIXME: partiallyy duplicated from src/input/es_out.c
 910  */
 911 static char *DemuxGetLanguageCode( demux_t *p_demux, const char *psz_var )
 912 {
 913     const iso639_lang_t *pl;
 914     char *psz_lang;
 915     char *p;
 916
 917     psz_lang = var_CreateGetString( p_demux, psz_var );
 918     if( !psz_lang )
 919         return strdup(LANGUAGE_DEFAULT);
 920
 921     /* XXX: we will use only the first value
 922      * (and ignore other ones in case of a list) */
 923     if( ( p = strchr( psz_lang, ',' ) ) )
 924         *p = '\0';
 925
 926     for( pl = p_languages; pl->psz_iso639_1 != NULL; pl++ )
 927     {
 928         if( *psz_lang == '\0' )
 929             continue;
 930         if( !strcasecmp( pl->psz_eng_name, psz_lang ) ||
 931             !strcasecmp( pl->psz_native_name, psz_lang ) ||
 932             !strcasecmp( pl->psz_iso639_1, psz_lang ) ||
 933             !strcasecmp( pl->psz_iso639_2T, psz_lang ) ||
 934             !strcasecmp( pl->psz_iso639_2B, psz_lang ) )
 935             break;
 936     }
 937
 938     free( psz_lang );
 939
 940     if( pl->psz_iso639_1 != NULL )
 941         return strdup( pl->psz_iso639_1 );
 942
 943     return strdup(LANGUAGE_DEFAULT);
 944 }
 945
 946 static void DemuxTitles( demux_t *p_demux )
 947 {
 948     demux_sys_t *p_sys = p_demux->p_sys;
 949     input_title_t *t;
 950     seekpoint_t *s;
 951     int32_t i_titles;
 952     int i;
 953
 954     /* Menu */
 955     t = vlc_input_title_New();
 956     t->b_menu = true;
 957     t->psz_name = strdup( "DVD Menu" );
 958
 959     s = vlc_seekpoint_New();
 960     s->psz_name = strdup( "Resume" );
 961     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 962
 963     s = vlc_seekpoint_New();
 964     s->psz_name = strdup( "Root" );
 965     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 966
 967     s = vlc_seekpoint_New();
 968     s->psz_name = strdup( "Title" );
 969     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 970
 971     s = vlc_seekpoint_New();
 972     s->psz_name = strdup( "Chapter" );
 973     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 974
 975     s = vlc_seekpoint_New();
 976     s->psz_name = strdup( "Subtitle" );
 977     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 978
 979     s = vlc_seekpoint_New();
 980     s->psz_name = strdup( "Audio" );
 981     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 982
 983     s = vlc_seekpoint_New();
 984     s->psz_name = strdup( "Angle" );
 985     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 986
 987     TAB_APPEND( p_sys->i_title, p_sys->title, t );
 988
 989     /* Find out number of titles/chapters */
 990     dvdnav_get_number_of_titles( p_sys->dvdnav, &i_titles );
 991     for( i = 1; i <= i_titles; i++ )
 992     {
 993         int32_t i_chapters = 0;
 994         int j;
 995
 996         dvdnav_get_number_of_parts( p_sys->dvdnav, i, &i_chapters );
 997
 998         t = vlc_input_title_New();
 999         for( j = 0; j < __MAX( i_chapters, 1 ); j++ )
1000         {
1001             s = vlc_seekpoint_New();
1002             TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
1003         }
1004
1005         TAB_APPEND( p_sys->i_title, p_sys->title, t );
1006     }
1007 }
1008
1009 /*****************************************************************************
1010  * Update functions:
1011  *****************************************************************************/
1012 static void ButtonUpdate( demux_t *p_demux, bool b_mode )
1013 {
1014     demux_sys_t *p_sys = p_demux->p_sys;
1015     vlc_value_t val;
1016     int32_t i_title, i_part;
1017
1018     dvdnav_current_title_info( p_sys->dvdnav, &i_title, &i_part );
1019
1020     if( var_Get( p_sys->p_input, "highlight-mutex", &val ) == VLC_SUCCESS )
1021     {
1022         vlc_mutex_t *p_mutex = val.p_address;
1023         dvdnav_highlight_area_t hl;
1024         int32_t i_button;
1025         bool    b_button_ok;
1026
1027         if( dvdnav_get_current_highlight( p_sys->dvdnav, &i_button )
1028             != DVDNAV_STATUS_OK )
1029         {
1030             msg_Err( p_demux, "dvdnav_get_current_highlight failed" );
1031             return;
1032         }
1033
1034         b_button_ok = false;
1035         if( i_button > 0 && i_title ==  0 )
1036         {
1037             pci_t *pci = dvdnav_get_current_nav_pci( p_sys->dvdnav );
1038
1039             b_button_ok = dvdnav_get_highlight_area( pci, i_button, b_mode, &hl ) == DVDNAV_STATUS_OK;
1040         }
1041         if( b_button_ok )
1042         {
1043             int i;
1044             for( i = 0; i < 4; i++ )
1045             {
1046                 uint32_t i_yuv = p_sys->clut[(hl.palette>>(16+i*4))&0x0f];
1047                 uint8_t i_alpha = ( (hl.palette>>(i*4))&0x0f ) * 0xff / 0xf;
1048
1049                 p_sys->palette[i][0] = (i_yuv >> 16) & 0xff;
1050                 p_sys->palette[i][1] = (i_yuv >> 0) & 0xff;
1051                 p_sys->palette[i][2] = (i_yuv >> 8) & 0xff;
1052                 p_sys->palette[i][3] = i_alpha;
1053             }
1054
1055             vlc_mutex_lock( p_mutex );
1056             val.i_int = hl.sx; var_Set( p_sys->p_input, "x-start", val );
1057             val.i_int = hl.ex; var_Set( p_sys->p_input, "x-end", val );
1058             val.i_int = hl.sy; var_Set( p_sys->p_input, "y-start", val );
1059             val.i_int = hl.ey; var_Set( p_sys->p_input, "y-end", val );
1060
1061             val.p_address = (void *)p_sys->palette;
1062             var_Set( p_sys->p_input, "menu-palette", val );
1063
1064             val.b_bool = true; var_Set( p_sys->p_input, "highlight", val );
1065             vlc_mutex_unlock( p_mutex );
1066
1067             msg_Dbg( p_demux, "buttonUpdate %d", i_button );
1068         }
1069         else
1070         {
1071             msg_Dbg( p_demux, "buttonUpdate not done b=%d t=%d",
1072                      i_button, i_title );
1073
1074             /* Show all */
1075             vlc_mutex_lock( p_mutex );
1076             val.b_bool = false;
1077             var_Set( p_sys->p_input, "highlight", val );
1078             vlc_mutex_unlock( p_mutex );
1079         }
1080     }
1081 }
1082
1083 static void ESSubtitleUpdate( demux_t *p_demux )
1084 {
1085     demux_sys_t *p_sys = p_demux->p_sys;
1086     int         i_spu = dvdnav_get_active_spu_stream( p_sys->dvdnav );
1087     int32_t i_title, i_part;
1088
1089     ButtonUpdate( p_demux, false );
1090
1091     dvdnav_current_title_info( p_sys->dvdnav, &i_title, &i_part );
1092     if( i_title > 0 ) return;
1093
1094     if( i_spu >= 0 && i_spu <= 0x1f )
1095     {
1096         ps_track_t *tk = &p_sys->tk[PS_ID_TO_TK(0xbd20 + i_spu)];
1097
1098         ESNew( p_demux, 0xbd20 + i_spu );
1099
1100         /* be sure to unselect it (reset) */
1101         es_out_Control( p_demux->out, ES_OUT_SET_ES_STATE, tk->es,
1102                         (bool)false );
1103
1104         /* now select it */
1105         es_out_Control( p_demux->out, ES_OUT_SET_ES, tk->es );
1106     }
1107     else
1108     {
1109         for( i_spu = 0; i_spu <= 0x1F; i_spu++ )
1110         {
1111             ps_track_t *tk = &p_sys->tk[PS_ID_TO_TK(0xbd20 + i_spu)];
1112             if( tk->b_seen )
1113             {
1114                 es_out_Control( p_demux->out, ES_OUT_SET_ES_STATE, tk->es,
1115                                 (bool)false );
1116             }
1117         }
1118     }
1119 }
1120
1121 /*****************************************************************************
1122  * DemuxBlock: demux a given block
1123  *****************************************************************************/
1124 static int DemuxBlock( demux_t *p_demux, const uint8_t *pkt, int i_pkt )
1125 {
1126     demux_sys_t *p_sys = p_demux->p_sys;
1127     const uint8_t     *p = pkt;
1128
1129     while( p < &pkt[i_pkt] )
1130     {
1131         int i_size = ps_pkt_size( p, &pkt[i_pkt] - p );
1132         block_t *p_pkt;
1133         if( i_size <= 0 )
1134         {
1135             break;
1136         }
1137
1138         /* Create a block */
1139         p_pkt = block_New( p_demux, i_size );
1140         memcpy( p_pkt->p_buffer, p, i_size);
1141
1142         /* Parse it and send it */
1143         switch( 0x100 | p[3] )
1144         {
1145         case 0x1b9:
1146         case 0x1bb:
1147         case 0x1bc:
1148 #ifdef DVDNAV_DEBUG
1149             if( p[3] == 0xbc )
1150             {
1151                 msg_Warn( p_demux, "received a PSM packet" );
1152             }
1153             else if( p[3] == 0xbb )
1154             {
1155                 msg_Warn( p_demux, "received a SYSTEM packet" );
1156             }
1157 #endif
1158             block_Release( p_pkt );
1159             break;
1160
1161         case 0x1ba:
1162         {
1163             int64_t i_scr;
1164             int i_mux_rate;
1165             if( !ps_pkt_parse_pack( p_pkt, &i_scr, &i_mux_rate ) )
1166             {
1167                 es_out_Control( p_demux->out, ES_OUT_SET_PCR, i_scr + 1 );
1168                 if( i_mux_rate > 0 ) p_sys->i_mux_rate = i_mux_rate;
1169             }
1170             block_Release( p_pkt );
1171             break;
1172         }
1173         default:
1174         {
1175             int i_id = ps_pkt_id( p_pkt );
1176             if( i_id >= 0xc0 )
1177             {
1178                 ps_track_t *tk = &p_sys->tk[PS_ID_TO_TK(i_id)];
1179
1180                 if( !tk->b_seen )
1181                 {
1182                     ESNew( p_demux, i_id );
1183                 }
1184                 if( tk->b_seen && tk->es &&
1185                     !ps_pkt_parse_pes( p_pkt, tk->i_skip ) )
1186                 {
1187                     es_out_Send( p_demux->out, tk->es, p_pkt );
1188                 }
1189                 else
1190                 {
1191                     block_Release( p_pkt );
1192                 }
1193             }
1194             else
1195             {
1196                 block_Release( p_pkt );
1197             }
1198             break;
1199         }
1200         }
1201
1202         p += i_size;
1203     }
1204
1205     return VLC_SUCCESS;
1206 }
1207
1208 /*****************************************************************************
1209  * ESNew: register a new elementary stream
1210  *****************************************************************************/
1211 static void ESNew( demux_t *p_demux, int i_id )
1212 {
1213     demux_sys_t *p_sys = p_demux->p_sys;
1214     ps_track_t  *tk = &p_sys->tk[PS_ID_TO_TK(i_id)];
1215     bool  b_select = false;
1216
1217     if( tk->b_seen ) return;
1218
1219     if( ps_track_fill( tk, 0, i_id ) )
1220     {
1221         msg_Warn( p_demux, "unknown codec for id=0x%x", i_id );
1222         return;
1223     }
1224
1225     /* Add a new ES */
1226     if( tk->fmt.i_cat == VIDEO_ES )
1227     {
1228         switch( p_sys->i_aspect )
1229         {
1230         case 1: tk->fmt.video.i_aspect = VOUT_ASPECT_FACTOR; break;
1231         case 2: tk->fmt.video.i_aspect = VOUT_ASPECT_FACTOR * 4 / 3; break;
1232         case 3: tk->fmt.video.i_aspect = VOUT_ASPECT_FACTOR * 16 / 9; break;
1233         case 4: tk->fmt.video.i_aspect = VOUT_ASPECT_FACTOR * 221 / 10; break;
1234         default:
1235             tk->fmt.video.i_aspect = 0;
1236             break;
1237         }
1238         b_select = true;
1239     }
1240     else if( tk->fmt.i_cat == AUDIO_ES )
1241     {
1242         int i_audio = -1;
1243         /* find the audio number PLEASE find another way */
1244         if( (i_id&0xbdf8) == 0xbd88 )       /* dts */
1245         {
1246             i_audio = i_id&0x07;
1247         }
1248         else if( (i_id&0xbdf0) == 0xbd80 )  /* a52 */
1249         {
1250             i_audio = i_id&0xf;
1251         }
1252         else if( (i_id&0xbdf0) == 0xbda0 )  /* lpcm */
1253         {
1254             i_audio = i_id&0x1f;
1255         }
1256         else if( ( i_id&0xe0 ) == 0xc0 )    /* mpga */
1257         {
1258             i_audio = i_id&0x1f;
1259         }
1260         if( i_audio >= 0 )
1261         {
1262             int i_lang = dvdnav_audio_stream_to_lang( p_sys->dvdnav, i_audio );
1263             if( i_lang != 0xffff )
1264             {
1265                 tk->fmt.psz_language = malloc( 3 );
1266                 tk->fmt.psz_language[0] = (i_lang >> 8)&0xff;
1267                 tk->fmt.psz_language[1] = (i_lang     )&0xff;
1268                 tk->fmt.psz_language[2] = 0;
1269             }
1270             if( dvdnav_get_active_audio_stream( p_sys->dvdnav ) == i_audio )
1271             {
1272                 b_select = true;
1273             }
1274         }
1275     }
1276     else if( tk->fmt.i_cat == SPU_ES )
1277     {
1278         int32_t i_title, i_part;
1279         int i_lang = dvdnav_spu_stream_to_lang( p_sys->dvdnav, i_id&0x1f );
1280         if( i_lang != 0xffff )
1281         {
1282             tk->fmt.psz_language = malloc( 3 );
1283             tk->fmt.psz_language[0] = (i_lang >> 8)&0xff;
1284             tk->fmt.psz_language[1] = (i_lang     )&0xff;
1285             tk->fmt.psz_language[2] = 0;
1286         }
1287
1288         /* Palette */
1289         tk->fmt.subs.spu.palette[0] = 0xBeef;
1290         memcpy( &tk->fmt.subs.spu.palette[1], p_sys->clut,
1291                 16 * sizeof( uint32_t ) );
1292
1293         /* We select only when we are not in the menu */
1294         dvdnav_current_title_info( p_sys->dvdnav, &i_title, &i_part );
1295         if( i_title > 0 &&
1296             dvdnav_get_active_spu_stream( p_sys->dvdnav ) == (i_id&0x1f) )
1297         {
1298             b_select = true;
1299         }
1300     }
1301
1302     tk->es = es_out_Add( p_demux->out, &tk->fmt );
1303     if( b_select )
1304     {
1305         es_out_Control( p_demux->out, ES_OUT_SET_ES, tk->es );
1306     }
1307     tk->b_seen = true;
1308
1309     if( tk->fmt.i_cat == VIDEO_ES ) ButtonUpdate( p_demux, false );
1310 }
1311
1312 /*****************************************************************************
1313  * Event handler code
1314  *****************************************************************************/
1315 static void* StillThread( void *p_data )
1316 {
1317     demux_sys_t    *p_sys = p_data;
1318
1319     vlc_mutex_lock( &p_sys->still.lock );
1320     mutex_cleanup_push( &p_sys->still.lock );
1321     for( ;; )
1322     {
1323         if( p_sys->still.b_enabled && p_sys->still.i_end )
1324         {
1325             if( vlc_cond_timedwait( &p_sys->still.wait, &p_sys->still.lock,
1326                                     p_sys->still.i_end ) )
1327             {   /* Still image time out */
1328                 int canc = vlc_savecancel();
1329                 p_sys->still.b_enabled = false;
1330                 dvdnav_still_skip( p_sys->dvdnav );
1331                 vlc_restorecancel( canc );
1332             }
1333         }
1334         else
1335             vlc_cond_wait( &p_sys->still.wait, &p_sys->still.lock );
1336     }
1337     vlc_cleanup_pop(  );
1338
1339     assert( 0 );
1340 }
1341
1342 static int EventMouse( vlc_object_t *p_vout, char const *psz_var,
1343                        vlc_value_t oldval, vlc_value_t val, void *p_data )
1344 {
1345     demux_t *p_demux = p_data;
1346     demux_sys_t *p_sys = p_demux->p_sys;
1347
1348     /* FIXME? PCI usage thread safe? */
1349     pci_t *pci = dvdnav_get_current_nav_pci( p_sys->dvdnav );
1350     int x = var_GetInteger( p_vout, "mouse-x" );
1351     int y = var_GetInteger( p_vout, "mouse-y" );
1352
1353     if( psz_var[6] == 'm' ) /* mouse-moved */
1354         dvdnav_mouse_select( p_sys->dvdnav, pci, x, y );
1355     else
1356     {
1357         assert( psz_var[6] == 'c' ); /* mouse-clicked */
1358
1359         ButtonUpdate( p_demux, true );
1360         dvdnav_mouse_activate( p_sys->dvdnav, pci, x, y );
1361     }
1362
1363     (void)oldval; (void)val;
1364     return VLC_SUCCESS;
1365 }
1366
1367 static int EventKey( vlc_object_t *p_this, char const *psz_var,
1368                      vlc_value_t oldval, vlc_value_t newval, void *p_data )
1369 {
1370     demux_t *p_demux = p_data;
1371     demux_sys_t *p_sys = p_demux->p_sys;
1372
1373     /* FIXME: thread-safe ? */
1374     pci_t *pci = dvdnav_get_current_nav_pci( p_sys->dvdnav );
1375
1376     switch( newval.i_int )
1377     {
1378     case ACTIONID_NAV_LEFT:
1379         dvdnav_left_button_select( p_sys->dvdnav, pci );
1380         break;
1381     case ACTIONID_NAV_RIGHT:
1382         dvdnav_right_button_select( p_sys->dvdnav, pci );
1383         break;
1384     case ACTIONID_NAV_UP:
1385         dvdnav_upper_button_select( p_sys->dvdnav, pci );
1386         break;
1387     case ACTIONID_NAV_DOWN:
1388         dvdnav_lower_button_select( p_sys->dvdnav, pci );
1389         break;
1390     case ACTIONID_NAV_ACTIVATE:
1391         ButtonUpdate( p_demux, true );
1392         dvdnav_button_activate( p_sys->dvdnav, pci );
1393         break;
1394     }
1395
1396     (void)p_this;    (void)psz_var;    (void)oldval;
1397     return VLC_SUCCESS;
1398 }
1399
1400 static int EventIntf( vlc_object_t *p_input, char const *psz_var,
1401                       vlc_value_t oldval, vlc_value_t val, void *p_data )
1402 {
1403     demux_t *p_demux = p_data;
1404     demux_sys_t *p_sys = p_demux->p_sys;
1405
1406     if (val.i_int == INPUT_EVENT_VOUT)
1407     {
1408         vlc_object_t *p_vout;
1409
1410         p_vout = p_sys->p_vout;
1411         if( p_vout != NULL )
1412         {
1413             var_DelCallback( p_vout, "mouse-moved", EventMouse, p_demux );
1414             var_DelCallback( p_vout, "mouse-clicked", EventMouse, p_demux );
1415             vlc_object_release( p_vout );
1416         }
1417
1418         p_vout = (vlc_object_t *)input_GetVout( (input_thread_t *)p_input );
1419         p_sys->p_vout = p_vout;
1420         if( p_vout != NULL )
1421         {
1422             var_AddCallback( p_vout, "mouse-moved", EventMouse, p_demux );
1423             var_AddCallback( p_vout, "mouse-clicked", EventMouse, p_demux );
1424         }
1425     }
1426     (void) psz_var; (void) oldval;
1427     return VLC_SUCCESS;
1428 }
1429
1430 /*****************************************************************************
1431  * ProbeDVD: very weak probing that avoids going too often into a dvdnav_open()
1432  *****************************************************************************/
1433 static int ProbeDVD( demux_t *p_demux, char *psz_name )
1434 {
1435     (void)p_demux;
1436 #ifdef HAVE_SYS_STAT_H
1437     struct stat stat_info;
1438     uint8_t pi_anchor[2];
1439     int i_fd, i_ret;
1440
1441     if( !*psz_name )
1442     {
1443         /* Triggers libdvdcss autodetection */
1444         return VLC_SUCCESS;
1445     }
1446
1447     if( !strcmp( psz_name, "-" ) ) /* stdin -> file access */
1448         return VLC_EGENERIC;
1449
1450     if( (i_fd = utf8_open( psz_name, O_RDONLY |O_NONBLOCK, 0666 )) == -1 )
1451     {
1452         return VLC_SUCCESS; /* Let dvdnav_open() do the probing */
1453     }
1454
1455     if( fstat( i_fd, &stat_info ) || !S_ISREG( stat_info.st_mode ) )
1456     {
1457         close( i_fd );
1458
1459         if( S_ISFIFO( stat_info.st_mode ) )
1460             return VLC_EGENERIC;
1461         return VLC_SUCCESS; /* Let dvdnav_open() do the probing */
1462     }
1463
1464     /* Try to find the anchor (2 bytes at LBA 256) */
1465     i_ret = VLC_EGENERIC;
1466     if( lseek( i_fd, 256 * DVD_VIDEO_LB_LEN, SEEK_SET ) != -1
1467      && read( i_fd, pi_anchor, 2 ) == 2
1468      && GetWLE( pi_anchor ) == 2 )
1469         i_ret = VLC_SUCCESS; /* Found a potential anchor */
1470
1471     close( i_fd );
1472
1473     return i_ret;
1474 #else
1475
1476     return VLC_SUCCESS;
1477 #endif
1478 }