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