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

   1 /*****************************************************************************
   2  * dvdnav.c: DVD module using the dvdnav library.
   3  *****************************************************************************
   4  * Copyright (C) 2004 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Laurent Aimar <fenrir@via.ecp.fr>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  22  *****************************************************************************/
  23
  24 /*****************************************************************************
  25  * Preamble
  26  *****************************************************************************/
  27
  28 #ifdef HAVE_CONFIG_H
  29 # include "config.h"
  30 #endif
  31
  32 #include <vlc_common.h>
  33 #include <vlc_plugin.h>
  34 #include <vlc_input.h>
  35 #include <vlc_access.h>
  36 #include <vlc_demux.h>
  37 #include <vlc_charset.h>
  38
  39 #include <vlc_interface.h>
  40
  41 #ifdef HAVE_UNISTD_H
  42 #   include <unistd.h>
  43 #endif
  44 #ifdef HAVE_SYS_TYPES_H
  45 #   include <sys/types.h>
  46 #endif
  47 #ifdef HAVE_SYS_STAT_H
  48 #   include <sys/stat.h>
  49 #endif
  50 #ifdef HAVE_FCNTL_H
  51 #   include <fcntl.h>
  52 #endif
  53
  54 #include "vlc_keys.h"
  55 #include "vlc_iso_lang.h"
  56
  57 /* FIXME we should find a better way than including that */
  58 #include "../../src/text/iso-639_def.h"
  59
  60
  61 #include <dvdnav/dvdnav.h>
  62
  63 #include "../demux/ps.h"
  64
  65 /*****************************************************************************
  66  * Module descriptor
  67  *****************************************************************************/
  68 #define ANGLE_TEXT N_("DVD angle")
  69 #define ANGLE_LONGTEXT N_( \
  70      "Default DVD angle." )
  71
  72 #define CACHING_TEXT N_("Caching value in ms")
  73 #define CACHING_LONGTEXT N_( \
  74     "Caching value for DVDs. This "\
  75     "value should be set in milliseconds." )
  76 #define MENU_TEXT N_("Start directly in menu")
  77 #define MENU_LONGTEXT N_( \
  78     "Start the DVD directly in the main menu. This "\
  79     "will try to skip all the useless warning introductions." )
  80
  81 #define LANGUAGE_DEFAULT ("en")
  82
  83 static int  Open ( vlc_object_t * );
  84 static void Close( vlc_object_t * );
  85
  86 vlc_module_begin();
  87     set_shortname( N_("DVD with menus") );
  88     set_description( N_("DVDnav Input") );
  89     set_category( CAT_INPUT );
  90     set_subcategory( SUBCAT_INPUT_ACCESS );
  91     add_integer( "dvdnav-angle", 1, NULL, ANGLE_TEXT,
  92         ANGLE_LONGTEXT, false );
  93     add_integer( "dvdnav-caching", DEFAULT_PTS_DELAY / 1000, NULL,
  94         CACHING_TEXT, CACHING_LONGTEXT, true );
  95     add_bool( "dvdnav-menu", true, NULL,
  96         MENU_TEXT, MENU_LONGTEXT, false );
  97     set_capability( "access_demux", 5 );
  98     add_shortcut( "dvd" );
  99     add_shortcut( "dvdnav" );
 100     set_callbacks( Open, Close );
 101 vlc_module_end();
 102
 103 /* Shall we use libdvdnav's read ahead cache? */
 104 #define DVD_READ_CACHE 1
 105
 106 /*****************************************************************************
 107  * Local prototypes
 108  *****************************************************************************/
 109 typedef struct
 110 {
 111     VLC_COMMON_MEMBERS
 112
 113     demux_t        *p_demux;
 114     vlc_mutex_t     lock;
 115
 116     bool      b_moved;
 117     bool      b_clicked;
 118     int             i_key_action;
 119
 120     bool      b_still;
 121     int64_t         i_still_end;
 122
 123 } event_thread_t;
 124
 125 static void* EventThread( vlc_object_t * );
 126
 127 struct demux_sys_t
 128 {
 129     dvdnav_t    *dvdnav;
 130
 131     /* track */
 132     ps_track_t  tk[PS_TK_COUNT];
 133     int         i_mux_rate;
 134
 135     /* for spu variables */
 136     input_thread_t *p_input;
 137
 138     /* event */
 139     event_thread_t *p_ev;
 140
 141     /* palette for menus */
 142     uint32_t clut[16];
 143     uint8_t  palette[4][4];
 144     bool b_spu_change;
 145
 146     /* */
 147     int i_aspect;
 148
 149     int           i_title;
 150     input_title_t **title;
 151
 152     /* lenght of program group chain */
 153     mtime_t     i_pgc_length;
 154 };
 155
 156 static int Control( demux_t *, int, va_list );
 157 static int Demux( demux_t * );
 158 static int DemuxBlock( demux_t *, const uint8_t *, int );
 159
 160 static void DemuxTitles( demux_t * );
 161 static void ESSubtitleUpdate( demux_t * );
 162 static void ButtonUpdate( demux_t *, bool );
 163
 164 static void ESNew( demux_t *, int );
 165 static int ProbeDVD( demux_t *, char * );
 166
 167 static char *DemuxGetLanguageCode( demux_t *p_demux, const char *psz_var );
 168
 169 static int ControlInternal( demux_t *, int, ... );
 170
 171 /*****************************************************************************
 172  * DemuxOpen:
 173  *****************************************************************************/
 174 static int Open( vlc_object_t *p_this )
 175 {
 176     demux_t     *p_demux = (demux_t*)p_this;
 177     demux_sys_t *p_sys;
 178     dvdnav_t    *p_dvdnav;
 179     int         i_angle;
 180     char        *psz_name;
 181     char        *psz_code;
 182     vlc_value_t val;
 183
 184     if( !p_demux->psz_path || !*p_demux->psz_path )
 185     {
 186         /* Only when selected */
 187         if( !p_this->b_force ) return VLC_EGENERIC;
 188
 189         psz_name = var_CreateGetString( p_this, "dvd" );
 190         if( !psz_name )
 191         {
 192             psz_name = strdup("");
 193         }
 194     }
 195     else
 196         psz_name = ToLocaleDup( p_demux->psz_path );
 197
 198 #ifdef WIN32
 199     if( psz_name[0] && psz_name[1] == ':' &&
 200         psz_name[2] == '\\' && psz_name[3] == '\0' ) psz_name[2] = '\0';
 201 #endif
 202
 203     /* Try some simple probing to avoid going through dvdnav_open too often */
 204     if( ProbeDVD( p_demux, psz_name ) != VLC_SUCCESS )
 205     {
 206         free( psz_name );
 207         return VLC_EGENERIC;
 208     }
 209
 210     /* Open dvdnav */
 211     if( dvdnav_open( &p_dvdnav, psz_name ) != DVDNAV_STATUS_OK )
 212     {
 213         msg_Warn( p_demux, "cannot open dvdnav" );
 214         free( psz_name );
 215         return VLC_EGENERIC;
 216     }
 217     free( psz_name );
 218
 219     /* Fill p_demux field */
 220     DEMUX_INIT_COMMON(); p_sys = p_demux->p_sys;
 221     p_sys->dvdnav = p_dvdnav;
 222
 223     ps_track_init( p_sys->tk );
 224     p_sys->i_aspect = -1;
 225     p_sys->i_mux_rate = 0;
 226     p_sys->i_pgc_length = 0;
 227     p_sys->b_spu_change = false;
 228
 229     if( 1 )
 230     {
 231         // Hack for libdvdnav CVS.
 232         // Without it dvdnav_get_number_of_titles() fails.
 233         // Remove when fixed in libdvdnav CVS.
 234         uint8_t buffer[DVD_VIDEO_LB_LEN];
 235         int i_event, i_len;
 236
 237         if( dvdnav_get_next_block( p_sys->dvdnav, buffer, &i_event, &i_len )
 238               == DVDNAV_STATUS_ERR )
 239         {
 240             msg_Warn( p_demux, "dvdnav_get_next_block failed" );
 241         }
 242
 243         dvdnav_sector_search( p_sys->dvdnav, 0, SEEK_SET );
 244     }
 245
 246     /* Configure dvdnav */
 247     if( dvdnav_set_readahead_flag( p_sys->dvdnav, DVD_READ_CACHE ) !=
 248           DVDNAV_STATUS_OK )
 249     {
 250         msg_Warn( p_demux, "cannot set read-a-head flag" );
 251     }
 252
 253     if( dvdnav_set_PGC_positioning_flag( p_sys->dvdnav, 1 ) !=
 254           DVDNAV_STATUS_OK )
 255     {
 256         msg_Warn( p_demux, "cannot set PGC positioning flag" );
 257     }
 258
 259     /* Set menu language
 260      * XXX A menu-language may be better than sub-language */
 261     psz_code = DemuxGetLanguageCode( p_demux, "sub-language" );
 262     if( dvdnav_menu_language_select( p_sys->dvdnav, psz_code ) !=
 263         DVDNAV_STATUS_OK )
 264     {
 265         msg_Warn( p_demux, "can't set menu language to '%s' (%s)",
 266                   psz_code, dvdnav_err_to_string( p_sys->dvdnav ) );
 267         /* We try to fall back to 'en' */
 268         if( strcmp( psz_code, LANGUAGE_DEFAULT ) )
 269             dvdnav_menu_language_select( p_sys->dvdnav, (char*)LANGUAGE_DEFAULT );
 270     }
 271     free( psz_code );
 272
 273     /* Set audio language */
 274     psz_code = DemuxGetLanguageCode( p_demux, "audio-language" );
 275     if( dvdnav_audio_language_select( p_sys->dvdnav, psz_code ) !=
 276         DVDNAV_STATUS_OK )
 277     {
 278         msg_Warn( p_demux, "can't set audio language to '%s' (%s)",
 279                   psz_code, dvdnav_err_to_string( p_sys->dvdnav ) );
 280         /* We try to fall back to 'en' */
 281         if( strcmp( psz_code, LANGUAGE_DEFAULT ) )
 282             dvdnav_audio_language_select( p_sys->dvdnav, (char*)LANGUAGE_DEFAULT );
 283     }
 284     free( psz_code );
 285
 286     /* Set spu language */
 287     psz_code = DemuxGetLanguageCode( p_demux, "sub-language" );
 288     if( dvdnav_spu_language_select( p_sys->dvdnav, psz_code ) !=
 289         DVDNAV_STATUS_OK )
 290     {
 291         msg_Warn( p_demux, "can't set spu language to '%s' (%s)",
 292                   psz_code, dvdnav_err_to_string( p_sys->dvdnav ) );
 293         /* We try to fall back to 'en' */
 294         if( strcmp( psz_code, LANGUAGE_DEFAULT ) )
 295             dvdnav_spu_language_select(p_sys->dvdnav, (char*)LANGUAGE_DEFAULT );
 296     }
 297     free( psz_code );
 298
 299     DemuxTitles( p_demux );
 300
 301     var_Create( p_demux, "dvdnav-menu", VLC_VAR_BOOL|VLC_VAR_DOINHERIT );
 302     var_Get( p_demux, "dvdnav-menu", &val );
 303     if( val.b_bool )
 304     {
 305         msg_Dbg( p_demux, "trying to go to dvd menu" );
 306
 307         if( dvdnav_title_play( p_sys->dvdnav, 1 ) != DVDNAV_STATUS_OK )
 308         {
 309             msg_Err( p_demux, "cannot set title (can't decrypt DVD?)" );
 310             intf_UserFatal( p_demux, false, _("Playback failure"),
 311                             _("VLC cannot set the DVD's title. It possibly "
 312                               "cannot decrypt the entire disk.") );
 313             dvdnav_close( p_sys->dvdnav );
 314             free( p_sys );
 315             return VLC_EGENERIC;
 316         }
 317
 318         if( dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Title ) !=
 319             DVDNAV_STATUS_OK )
 320         {
 321             /* Try going to menu root */
 322             if( dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Root ) !=
 323                 DVDNAV_STATUS_OK )
 324                     msg_Warn( p_demux, "cannot go to dvd menu" );
 325         }
 326     }
 327
 328     var_Create( p_demux, "dvdnav-angle", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
 329     var_Get( p_demux, "dvdnav-angle", &val );
 330     i_angle = val.i_int > 0 ? val.i_int : 1;
 331
 332     /* Update default_pts to a suitable value for dvdnav access */
 333     var_Create( p_demux, "dvdnav-caching", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
 334
 335     /* FIXME hack hack hack hack FIXME */
 336     /* Get p_input and create variable */
 337     p_sys->p_input = vlc_object_find( p_demux, VLC_OBJECT_INPUT, FIND_PARENT );
 338     var_Create( p_sys->p_input, "x-start", VLC_VAR_INTEGER );
 339     var_Create( p_sys->p_input, "y-start", VLC_VAR_INTEGER );
 340     var_Create( p_sys->p_input, "x-end", VLC_VAR_INTEGER );
 341     var_Create( p_sys->p_input, "y-end", VLC_VAR_INTEGER );
 342     var_Create( p_sys->p_input, "color", VLC_VAR_ADDRESS );
 343     var_Create( p_sys->p_input, "menu-palette", VLC_VAR_ADDRESS );
 344     var_Create( p_sys->p_input, "highlight", VLC_VAR_BOOL );
 345     var_Create( p_sys->p_input, "highlight-mutex", VLC_VAR_MUTEX );
 346
 347     /* Now create our event thread catcher */
 348     p_sys->p_ev = vlc_object_create( p_demux, sizeof( event_thread_t ) );
 349     p_sys->p_ev->p_demux = p_demux;
 350     vlc_thread_create( p_sys->p_ev, "dvdnav event thread handler", EventThread,
 351                        VLC_THREAD_PRIORITY_LOW, false );
 352
 353     return VLC_SUCCESS;
 354 }
 355
 356 /*****************************************************************************
 357  * Close:
 358  *****************************************************************************/
 359 static void Close( vlc_object_t *p_this )
 360 {
 361     demux_t     *p_demux = (demux_t*)p_this;
 362     demux_sys_t *p_sys = p_demux->p_sys;
 363     int i;
 364
 365     /* stop the event handler */
 366     vlc_object_kill( p_sys->p_ev );
 367     vlc_thread_join( p_sys->p_ev );
 368     vlc_object_release( p_sys->p_ev );
 369
 370     var_Destroy( p_sys->p_input, "highlight-mutex" );
 371     var_Destroy( p_sys->p_input, "highlight" );
 372     var_Destroy( p_sys->p_input, "x-start" );
 373     var_Destroy( p_sys->p_input, "x-end" );
 374     var_Destroy( p_sys->p_input, "y-start" );
 375     var_Destroy( p_sys->p_input, "y-end" );
 376     var_Destroy( p_sys->p_input, "color" );
 377     var_Destroy( p_sys->p_input, "menu-palette" );
 378
 379     vlc_object_release( p_sys->p_input );
 380
 381     for( i = 0; i < PS_TK_COUNT; i++ )
 382     {
 383         ps_track_t *tk = &p_sys->tk[i];
 384         if( tk->b_seen )
 385         {
 386             es_format_Clean( &tk->fmt );
 387             if( tk->es ) es_out_Del( p_demux->out, tk->es );
 388         }
 389     }
 390
 391     dvdnav_close( p_sys->dvdnav );
 392     free( p_sys );
 393 }
 394
 395 /*****************************************************************************
 396  * Control:
 397  *****************************************************************************/
 398 static int Control( demux_t *p_demux, int i_query, va_list args )
 399 {
 400     demux_sys_t *p_sys = p_demux->p_sys;
 401     double f, *pf;
 402     bool *pb;
 403     int64_t *pi64;
 404     input_title_t ***ppp_title;
 405     int          *pi_int;
 406     int i;
 407
 408     switch( i_query )
 409     {
 410         case DEMUX_SET_POSITION:
 411         case DEMUX_GET_POSITION:
 412         case DEMUX_GET_TIME:
 413         case DEMUX_GET_LENGTH:
 414         {
 415             uint32_t pos, len;
 416             if( dvdnav_get_position( p_sys->dvdnav, &pos, &len ) !=
 417                   DVDNAV_STATUS_OK || len == 0 )
 418             {
 419                 return VLC_EGENERIC;
 420             }
 421
 422             if( i_query == DEMUX_GET_POSITION )
 423             {
 424                 pf = (double*)va_arg( args, double* );
 425                 *pf = (double)pos / (double)len;
 426                 return VLC_SUCCESS;
 427             }
 428             else if( i_query == DEMUX_SET_POSITION )
 429             {
 430                 f = (double)va_arg( args, double );
 431                 pos = f * len;
 432                 if( dvdnav_sector_search( p_sys->dvdnav, pos, SEEK_SET ) ==
 433                       DVDNAV_STATUS_OK )
 434                 {
 435                     return VLC_SUCCESS;
 436                 }
 437             }
 438             else if( i_query == DEMUX_GET_TIME )
 439             {
 440                 pi64 = (int64_t*)va_arg( args, int64_t * );
 441                 if( p_sys->i_pgc_length > 0 )
 442                 {
 443                     *pi64 = p_sys->i_pgc_length * pos / len;
 444                     return VLC_SUCCESS;
 445                 }
 446             }
 447             else if( i_query == DEMUX_GET_LENGTH )
 448             {
 449                 pi64 = (int64_t*)va_arg( args, int64_t * );
 450                 if( p_sys->i_pgc_length > 0 )
 451                 {
 452                     *pi64 = (int64_t)p_sys->i_pgc_length;
 453                     return VLC_SUCCESS;
 454                 }
 455             }
 456
 457             return VLC_EGENERIC;
 458         }
 459
 460         /* Special for access_demux */
 461         case DEMUX_CAN_PAUSE:
 462         case DEMUX_CAN_SEEK:
 463         case DEMUX_CAN_CONTROL_PACE:
 464             /* TODO */
 465             pb = (bool*)va_arg( args, bool * );
 466             *pb = true;
 467             return VLC_SUCCESS;
 468
 469         case DEMUX_SET_PAUSE_STATE:
 470             return VLC_SUCCESS;
 471
 472         case DEMUX_GET_TITLE_INFO:
 473             ppp_title = (input_title_t***)va_arg( args, input_title_t*** );
 474             pi_int    = (int*)va_arg( args, int* );
 475             *((int*)va_arg( args, int* )) = 0; /* Title offset */
 476             *((int*)va_arg( args, int* )) = 1; /* Chapter offset */
 477
 478             /* Duplicate title infos */
 479             *pi_int = p_sys->i_title;
 480             *ppp_title = malloc( sizeof( input_title_t ** ) * p_sys->i_title );
 481             for( i = 0; i < p_sys->i_title; i++ )
 482             {
 483                 (*ppp_title)[i] = vlc_input_title_Duplicate( p_sys->title[i] );
 484             }
 485             return VLC_SUCCESS;
 486
 487         case DEMUX_SET_TITLE:
 488             i = (int)va_arg( args, int );
 489             if( ( i == 0 && dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Root )
 490                   != DVDNAV_STATUS_OK ) ||
 491                 ( i != 0 && dvdnav_title_play( p_sys->dvdnav, i )
 492                   != DVDNAV_STATUS_OK ) )
 493             {
 494                 msg_Warn( p_demux, "cannot set title/chapter" );
 495                 return VLC_EGENERIC;
 496             }
 497             p_demux->info.i_update |=
 498                 INPUT_UPDATE_TITLE | INPUT_UPDATE_SEEKPOINT;
 499             p_demux->info.i_title = i;
 500             p_demux->info.i_seekpoint = 0;
 501             return VLC_SUCCESS;
 502
 503         case DEMUX_SET_SEEKPOINT:
 504             i = (int)va_arg( args, int );
 505             if( p_demux->info.i_title == 0 )
 506             {
 507                 int i_ret;
 508                 /* Special case */
 509                 switch( i )
 510                 {
 511                 case 0:
 512                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Escape );
 513                     break;
 514                 case 1:
 515                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Root );
 516                     break;
 517                 case 2:
 518                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Title );
 519                     break;
 520                 case 3:
 521                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Part );
 522                     break;
 523                 case 4:
 524                     i_ret = dvdnav_menu_call( p_sys->dvdnav,
 525                                               DVD_MENU_Subpicture );
 526                     break;
 527                 case 5:
 528                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Audio );
 529                     break;
 530                 case 6:
 531                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Angle );
 532                     break;
 533                 default:
 534                     return VLC_EGENERIC;
 535                 }
 536
 537                 if( i_ret != DVDNAV_STATUS_OK )
 538                     return VLC_EGENERIC;
 539             }
 540             else if( dvdnav_part_play( p_sys->dvdnav, p_demux->info.i_title,
 541                                        i + 1 ) != DVDNAV_STATUS_OK )
 542             {
 543                 msg_Warn( p_demux, "cannot set title/chapter" );
 544                 return VLC_EGENERIC;
 545             }
 546             p_demux->info.i_update |= INPUT_UPDATE_SEEKPOINT;
 547             p_demux->info.i_seekpoint = i;
 548             return VLC_SUCCESS;
 549
 550         case DEMUX_GET_PTS_DELAY:
 551             pi64 = (int64_t*)va_arg( args, int64_t * );
 552             *pi64 = (int64_t)var_GetInteger( p_demux, "dvdnav-caching" ) *1000;
 553             return VLC_SUCCESS;
 554
 555         case DEMUX_GET_META:
 556         {
 557             const char *title_name = NULL;
 558
 559             dvdnav_get_title_string(p_sys->dvdnav, &title_name);
 560             if( (NULL != title_name) && ('\0' != title_name[0]) )
 561             {
 562                 vlc_meta_t *p_meta = (vlc_meta_t*)va_arg( args, vlc_meta_t* );
 563                 vlc_meta_Set( p_meta, vlc_meta_Title, title_name );
 564                 return VLC_SUCCESS;
 565             }
 566             return VLC_EGENERIC;
 567         }
 568
 569         /* TODO implement others */
 570         default:
 571             return VLC_EGENERIC;
 572     }
 573 }
 574
 575 static int ControlInternal( demux_t *p_demux, int i_query, ... )
 576 {
 577     va_list args;
 578     int     i_result;
 579
 580     va_start( args, i_query );
 581     i_result = Control( p_demux, i_query, args );
 582     va_end( args );
 583
 584     return i_result;
 585 }
 586 /*****************************************************************************
 587  * Demux:
 588  *****************************************************************************/
 589 static int Demux( demux_t *p_demux )
 590 {
 591     demux_sys_t *p_sys = p_demux->p_sys;
 592
 593     uint8_t buffer[DVD_VIDEO_LB_LEN];
 594     uint8_t *packet = buffer;
 595     int i_event;
 596     int i_len;
 597
 598 #if DVD_READ_CACHE
 599     if( dvdnav_get_next_cache_block( p_sys->dvdnav, &packet, &i_event, &i_len )
 600         == DVDNAV_STATUS_ERR )
 601 #else
 602     if( dvdnav_get_next_block( p_sys->dvdnav, packet, &i_event, &i_len )
 603         == DVDNAV_STATUS_ERR )
 604 #endif
 605     {
 606         msg_Warn( p_demux, "cannot get next block (%s)",
 607                   dvdnav_err_to_string( p_sys->dvdnav ) );
 608         if( p_demux->info.i_title == 0 )
 609         {
 610             msg_Dbg( p_demux, "jumping to first title" );
 611             return ControlInternal( p_demux, DEMUX_SET_TITLE, 1 ) == VLC_SUCCESS ? 1 : -1;
 612         }
 613         return -1;
 614     }
 615
 616     switch( i_event )
 617     {
 618     case DVDNAV_BLOCK_OK:   /* mpeg block */
 619         p_sys->p_ev->b_still = false;
 620         DemuxBlock( p_demux, packet, i_len );
 621         break;
 622
 623     case DVDNAV_NOP:    /* Nothing */
 624         msg_Dbg( p_demux, "DVDNAV_NOP" );
 625         break;
 626
 627     case DVDNAV_STILL_FRAME:
 628     {
 629         dvdnav_still_event_t *event = (dvdnav_still_event_t*)packet;
 630         vlc_mutex_lock( &p_sys->p_ev->lock );
 631         if( !p_sys->p_ev->b_still )
 632         {
 633             /* We send a dummy mpeg2 end of sequence to force still frame display */
 634             static const uint8_t buffer[] = {
 635                 0x00, 0x00, 0x01, 0xe0, 0x00, 0x07,
 636                 0x80, 0x00, 0x00,
 637                 0x00, 0x00, 0x01, 0xB7,
 638             };
 639             DemuxBlock( p_demux, buffer, sizeof(buffer) );
 640
 641             msg_Dbg( p_demux, "DVDNAV_STILL_FRAME" );
 642             msg_Dbg( p_demux, "     - length=0x%x", event->length );
 643             p_sys->p_ev->b_still = true;
 644             if( event->length == 0xff )
 645             {
 646                 p_sys->p_ev->i_still_end = 0;
 647             }
 648             else
 649             {
 650                 p_sys->p_ev->i_still_end = (int64_t)event->length *
 651                     1000000 + mdate() + p_sys->p_input->i_pts_delay;
 652             }
 653         }
 654         vlc_mutex_unlock( &p_sys->p_ev->lock );
 655         msleep( 40000 );
 656         break;
 657     }
 658
 659     case DVDNAV_SPU_CLUT_CHANGE:
 660     {
 661         int i;
 662
 663         msg_Dbg( p_demux, "DVDNAV_SPU_CLUT_CHANGE" );
 664         /* Update color lookup table (16 *uint32_t in packet) */
 665         memcpy( p_sys->clut, packet, 16 * sizeof( uint32_t ) );
 666
 667         /* HACK to get the SPU tracks registered in the right order */
 668         for( i = 0; i < 0x1f; i++ )
 669         {
 670             if( dvdnav_spu_stream_to_lang( p_sys->dvdnav, i ) != 0xffff )
 671                 ESNew( p_demux, 0xbd20 + i );
 672         }
 673         /* END HACK */
 674         break;
 675     }
 676
 677     case DVDNAV_SPU_STREAM_CHANGE:
 678     {
 679         dvdnav_spu_stream_change_event_t *event =
 680             (dvdnav_spu_stream_change_event_t*)packet;
 681         int i;
 682
 683         msg_Dbg( p_demux, "DVDNAV_SPU_STREAM_CHANGE" );
 684         msg_Dbg( p_demux, "     - physical_wide=%d",
 685                  event->physical_wide );
 686         msg_Dbg( p_demux, "     - physical_letterbox=%d",
 687                  event->physical_letterbox);
 688         msg_Dbg( p_demux, "     - physical_pan_scan=%d",
 689                  event->physical_pan_scan );
 690
 691         ESSubtitleUpdate( p_demux );
 692         p_sys->b_spu_change = true;
 693
 694         /* HACK to get the SPU tracks registered in the right order */
 695         for( i = 0; i < 0x1f; i++ )
 696         {
 697             if( dvdnav_spu_stream_to_lang( p_sys->dvdnav, i ) != 0xffff )
 698                 ESNew( p_demux, 0xbd20 + i );
 699         }
 700         /* END HACK */
 701         break;
 702     }
 703
 704     case DVDNAV_AUDIO_STREAM_CHANGE:
 705     {
 706         dvdnav_audio_stream_change_event_t *event =
 707             (dvdnav_audio_stream_change_event_t*)packet;
 708         msg_Dbg( p_demux, "DVDNAV_AUDIO_STREAM_CHANGE" );
 709         msg_Dbg( p_demux, "     - physical=%d", event->physical );
 710         /* TODO */
 711         break;
 712     }
 713
 714     case DVDNAV_VTS_CHANGE:
 715     {
 716         int32_t i_title = 0;
 717         int32_t i_part  = 0;
 718         int i;
 719
 720         dvdnav_vts_change_event_t *event = (dvdnav_vts_change_event_t*)packet;
 721         msg_Dbg( p_demux, "DVDNAV_VTS_CHANGE" );
 722         msg_Dbg( p_demux, "     - vtsN=%d", event->new_vtsN );
 723         msg_Dbg( p_demux, "     - domain=%d", event->new_domain );
 724
 725         /* dvdnav_get_video_aspect / dvdnav_get_video_scale_permission */
 726         /* TODO check if we always have VTS and CELL */
 727         p_sys->i_aspect = dvdnav_get_video_aspect( p_sys->dvdnav );
 728
 729         /* reset PCR */
 730         es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
 731
 732         for( i = 0; i < PS_TK_COUNT; i++ )
 733         {
 734             ps_track_t *tk = &p_sys->tk[i];
 735             if( tk->b_seen )
 736             {
 737                 es_format_Clean( &tk->fmt );
 738                 if( tk->es ) es_out_Del( p_demux->out, tk->es );
 739             }
 740             tk->b_seen = false;
 741         }
 742
 743         if( dvdnav_current_title_info( p_sys->dvdnav, &i_title,
 744                                        &i_part ) == DVDNAV_STATUS_OK )
 745         {
 746             if( i_title >= 0 && i_title < p_sys->i_title &&
 747                 p_demux->info.i_title != i_title )
 748             {
 749                 p_demux->info.i_update |= INPUT_UPDATE_TITLE;
 750                 p_demux->info.i_title = i_title;
 751             }
 752         }
 753         break;
 754     }
 755
 756     case DVDNAV_CELL_CHANGE:
 757     {
 758         int32_t i_title = 0;
 759         int32_t i_part  = 0;
 760
 761         dvdnav_cell_change_event_t *event =
 762             (dvdnav_cell_change_event_t*)packet;
 763         msg_Dbg( p_demux, "DVDNAV_CELL_CHANGE" );
 764         msg_Dbg( p_demux, "     - cellN=%d", event->cellN );
 765         msg_Dbg( p_demux, "     - pgN=%d", event->pgN );
 766         msg_Dbg( p_demux, "     - cell_length=%"PRId64, event->cell_length );
 767         msg_Dbg( p_demux, "     - pg_length=%"PRId64, event->pg_length );
 768         msg_Dbg( p_demux, "     - pgc_length=%"PRId64, event->pgc_length );
 769         msg_Dbg( p_demux, "     - cell_start=%"PRId64, event->cell_start );
 770         msg_Dbg( p_demux, "     - pg_start=%"PRId64, event->pg_start );
 771
 772         /* Store the lenght in time of the current PGC */
 773         p_sys->i_pgc_length = event->pgc_length / 90 * 1000;
 774
 775         /* FIXME is it correct or there is better way to know chapter change */
 776         if( dvdnav_current_title_info( p_sys->dvdnav, &i_title,
 777                                        &i_part ) == DVDNAV_STATUS_OK )
 778         {
 779             if( i_title >= 0 && i_title < p_sys->i_title &&
 780                 i_part >= 1 && i_part <= p_sys->title[i_title]->i_seekpoint &&
 781                 p_demux->info.i_seekpoint != i_part - 1 )
 782             {
 783                 p_demux->info.i_update |= INPUT_UPDATE_SEEKPOINT;
 784                 p_demux->info.i_seekpoint = i_part - 1;
 785             }
 786         }
 787         break;
 788     }
 789
 790     case DVDNAV_NAV_PACKET:
 791     {
 792 #ifdef DVDNAV_DEBUG
 793         msg_Dbg( p_demux, "DVDNAV_NAV_PACKET" );
 794 #endif
 795         /* A lot of thing to do here :
 796          *  - handle packet
 797          *  - fetch pts (for time display)
 798          *  - ...
 799          */
 800         DemuxBlock( p_demux, packet, i_len );
 801         if( p_sys->b_spu_change )
 802         {
 803             ButtonUpdate( p_demux, false );
 804             p_sys->b_spu_change = false;
 805         }
 806         break;
 807     }
 808
 809     case DVDNAV_STOP:   /* EOF */
 810         msg_Dbg( p_demux, "DVDNAV_STOP" );
 811
 812 #if DVD_READ_CACHE
 813         dvdnav_free_cache_block( p_sys->dvdnav, packet );
 814 #endif
 815         return 0;
 816
 817     case DVDNAV_HIGHLIGHT:
 818     {
 819         dvdnav_highlight_event_t *event = (dvdnav_highlight_event_t*)packet;
 820         msg_Dbg( p_demux, "DVDNAV_HIGHLIGHT" );
 821         msg_Dbg( p_demux, "     - display=%d", event->display );
 822         msg_Dbg( p_demux, "     - buttonN=%d", event->buttonN );
 823         ButtonUpdate( p_demux, false );
 824         break;
 825     }
 826
 827     case DVDNAV_HOP_CHANNEL:
 828         msg_Dbg( p_demux, "DVDNAV_HOP_CHANNEL" );
 829         /* We should try to flush all our internal buffer */
 830         break;
 831
 832     case DVDNAV_WAIT:
 833         msg_Dbg( p_demux, "DVDNAV_WAIT" );
 834
 835         /* reset PCR */
 836         es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
 837         dvdnav_wait_skip( p_sys->dvdnav );
 838         break;
 839
 840     default:
 841         msg_Warn( p_demux, "Unknown event (0x%x)", i_event );
 842         break;
 843     }
 844
 845 #if DVD_READ_CACHE
 846     dvdnav_free_cache_block( p_sys->dvdnav, packet );
 847 #endif
 848
 849     return 1;
 850 }
 851
 852 /* Get a 2 char code
 853  * FIXME: partiallyy duplicated from src/input/es_out.c
 854  */
 855 static char *DemuxGetLanguageCode( demux_t *p_demux, const char *psz_var )
 856 {
 857     const iso639_lang_t *pl;
 858     char *psz_lang;
 859     char *p;
 860
 861     psz_lang = var_CreateGetString( p_demux, psz_var );
 862     /* XXX: we will use only the first value
 863      * (and ignore other ones in case of a list) */
 864     if( ( p = strchr( psz_lang, ',' ) ) ) *p = '\0';
 865
 866     for( pl = p_languages; pl->psz_iso639_1 != NULL; pl++ )
 867     {
 868         if( !strcasecmp( pl->psz_eng_name, psz_lang ) ||
 869             !strcasecmp( pl->psz_native_name, psz_lang ) ||
 870             !strcasecmp( pl->psz_iso639_1, psz_lang ) ||
 871             !strcasecmp( pl->psz_iso639_2T, psz_lang ) ||
 872             !strcasecmp( pl->psz_iso639_2B, psz_lang ) )
 873             break;
 874     }
 875
 876     free( psz_lang );
 877
 878     if( pl->psz_iso639_1 != NULL )
 879         return strdup( pl->psz_iso639_1 );
 880
 881     return strdup(LANGUAGE_DEFAULT);
 882 }
 883
 884 static void DemuxTitles( demux_t *p_demux )
 885 {
 886     demux_sys_t *p_sys = p_demux->p_sys;
 887     input_title_t *t;
 888     seekpoint_t *s;
 889     int32_t i_titles;
 890     int i;
 891
 892     /* Menu */
 893     t = vlc_input_title_New();
 894     t->b_menu = true;
 895     t->psz_name = strdup( "DVD Menu" );
 896
 897     s = vlc_seekpoint_New();
 898     s->psz_name = strdup( "Resume" );
 899     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 900
 901     s = vlc_seekpoint_New();
 902     s->psz_name = strdup( "Root" );
 903     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 904
 905     s = vlc_seekpoint_New();
 906     s->psz_name = strdup( "Title" );
 907     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 908
 909     s = vlc_seekpoint_New();
 910     s->psz_name = strdup( "Chapter" );
 911     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 912
 913     s = vlc_seekpoint_New();
 914     s->psz_name = strdup( "Subtitle" );
 915     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 916
 917     s = vlc_seekpoint_New();
 918     s->psz_name = strdup( "Audio" );
 919     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 920
 921     s = vlc_seekpoint_New();
 922     s->psz_name = strdup( "Angle" );
 923     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 924
 925     TAB_APPEND( p_sys->i_title, p_sys->title, t );
 926
 927     /* Find out number of titles/chapters */
 928     dvdnav_get_number_of_titles( p_sys->dvdnav, &i_titles );
 929     for( i = 1; i <= i_titles; i++ )
 930     {
 931         int32_t i_chapters = 0;
 932         int j;
 933
 934         dvdnav_get_number_of_parts( p_sys->dvdnav, i, &i_chapters );
 935
 936         t = vlc_input_title_New();
 937         for( j = 0; j < __MAX( i_chapters, 1 ); j++ )
 938         {
 939             s = vlc_seekpoint_New();
 940             TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 941         }
 942
 943         TAB_APPEND( p_sys->i_title, p_sys->title, t );
 944     }
 945 }
 946
 947 /*****************************************************************************
 948  * Update functions:
 949  *****************************************************************************/
 950 static void ButtonUpdate( demux_t *p_demux, bool b_mode )
 951 {
 952     demux_sys_t *p_sys = p_demux->p_sys;
 953     vlc_value_t val;
 954     int32_t i_title, i_part;
 955
 956     dvdnav_current_title_info( p_sys->dvdnav, &i_title, &i_part );
 957
 958     if( var_Get( p_sys->p_input, "highlight-mutex", &val ) == VLC_SUCCESS )
 959     {
 960         vlc_mutex_t *p_mutex = val.p_address;
 961         dvdnav_highlight_area_t hl;
 962         int32_t i_button;
 963         bool    b_button_ok;
 964
 965         if( dvdnav_get_current_highlight( p_sys->dvdnav, &i_button )
 966             != DVDNAV_STATUS_OK )
 967         {
 968             msg_Err( p_demux, "dvdnav_get_current_highlight failed" );
 969             return;
 970         }
 971
 972         b_button_ok = false;
 973         if( i_button > 0 && i_title ==  0 )
 974         {
 975             pci_t *pci = dvdnav_get_current_nav_pci( p_sys->dvdnav );
 976
 977             b_button_ok = dvdnav_get_highlight_area( pci, i_button, b_mode, &hl ) == DVDNAV_STATUS_OK;
 978         }
 979         if( b_button_ok )
 980         {
 981             int i;
 982             for( i = 0; i < 4; i++ )
 983             {
 984                 uint32_t i_yuv = p_sys->clut[(hl.palette>>(16+i*4))&0x0f];
 985                 uint8_t i_alpha = ( (hl.palette>>(i*4))&0x0f ) * 0xff / 0xf;
 986
 987                 p_sys->palette[i][0] = (i_yuv >> 16) & 0xff;
 988                 p_sys->palette[i][1] = (i_yuv >> 0) & 0xff;
 989                 p_sys->palette[i][2] = (i_yuv >> 8) & 0xff;
 990                 p_sys->palette[i][3] = i_alpha;
 991             }
 992
 993             vlc_mutex_lock( p_mutex );
 994             val.i_int = hl.sx; var_Set( p_sys->p_input, "x-start", val );
 995             val.i_int = hl.ex; var_Set( p_sys->p_input, "x-end", val );
 996             val.i_int = hl.sy; var_Set( p_sys->p_input, "y-start", val );
 997             val.i_int = hl.ey; var_Set( p_sys->p_input, "y-end", val );
 998
 999             val.p_address = (void *)p_sys->palette;
1000             var_Set( p_sys->p_input, "menu-palette", val );
1001
1002             val.b_bool = true; var_Set( p_sys->p_input, "highlight", val );
1003             vlc_mutex_unlock( p_mutex );
1004
1005             msg_Dbg( p_demux, "buttonUpdate %d", i_button );
1006         }
1007         else
1008         {
1009             msg_Dbg( p_demux, "buttonUpdate not done b=%d t=%d",
1010                      i_button, i_title );
1011
1012             /* Show all */
1013             vlc_mutex_lock( p_mutex );
1014             val.b_bool = false;
1015             var_Set( p_sys->p_input, "highlight", val );
1016             vlc_mutex_unlock( p_mutex );
1017         }
1018     }
1019 }
1020
1021 static void ESSubtitleUpdate( demux_t *p_demux )
1022 {
1023     demux_sys_t *p_sys = p_demux->p_sys;
1024     int         i_spu = dvdnav_get_active_spu_stream( p_sys->dvdnav );
1025     int32_t i_title, i_part;
1026
1027     ButtonUpdate( p_demux, false );
1028
1029     dvdnav_current_title_info( p_sys->dvdnav, &i_title, &i_part );
1030     if( i_title > 0 ) return;
1031
1032     if( i_spu >= 0 && i_spu <= 0x1f )
1033     {
1034         ps_track_t *tk = &p_sys->tk[PS_ID_TO_TK(0xbd20 + i_spu)];
1035
1036         ESNew( p_demux, 0xbd20 + i_spu );
1037
1038         /* be sure to unselect it (reset) */
1039         es_out_Control( p_demux->out, ES_OUT_SET_ES_STATE, tk->es,
1040                         (bool)false );
1041
1042         /* now select it */
1043         es_out_Control( p_demux->out, ES_OUT_SET_ES, tk->es );
1044     }
1045     else
1046     {
1047         for( i_spu = 0; i_spu <= 0x1F; i_spu++ )
1048         {
1049             ps_track_t *tk = &p_sys->tk[PS_ID_TO_TK(0xbd20 + i_spu)];
1050             if( tk->b_seen )
1051             {
1052                 es_out_Control( p_demux->out, ES_OUT_SET_ES_STATE, tk->es,
1053                                 (bool)false );
1054             }
1055         }
1056     }
1057 }
1058
1059 /*****************************************************************************
1060  * DemuxBlock: demux a given block
1061  *****************************************************************************/
1062 static int DemuxBlock( demux_t *p_demux, const uint8_t *pkt, int i_pkt )
1063 {
1064     demux_sys_t *p_sys = p_demux->p_sys;
1065     const uint8_t     *p = pkt;
1066
1067     while( p < &pkt[i_pkt] )
1068     {
1069         int i_size = ps_pkt_size( p, &pkt[i_pkt] - p );
1070         block_t *p_pkt;
1071         if( i_size <= 0 )
1072         {
1073             break;
1074         }
1075
1076         /* Create a block */
1077         p_pkt = block_New( p_demux, i_size );
1078         memcpy( p_pkt->p_buffer, p, i_size);
1079
1080         /* Parse it and send it */
1081         switch( 0x100 | p[3] )
1082         {
1083         case 0x1b9:
1084         case 0x1bb:
1085         case 0x1bc:
1086 #ifdef DVDNAV_DEBUG
1087             if( p[3] == 0xbc )
1088             {
1089                 msg_Warn( p_demux, "received a PSM packet" );
1090             }
1091             else if( p[3] == 0xbb )
1092             {
1093                 msg_Warn( p_demux, "received a SYSTEM packet" );
1094             }
1095 #endif
1096             block_Release( p_pkt );
1097             break;
1098
1099         case 0x1ba:
1100         {
1101             int64_t i_scr;
1102             int i_mux_rate;
1103             if( !ps_pkt_parse_pack( p_pkt, &i_scr, &i_mux_rate ) )
1104             {
1105                 es_out_Control( p_demux->out, ES_OUT_SET_PCR, i_scr );
1106                 if( i_mux_rate > 0 ) p_sys->i_mux_rate = i_mux_rate;
1107             }
1108             block_Release( p_pkt );
1109             break;
1110         }
1111         default:
1112         {
1113             int i_id = ps_pkt_id( p_pkt );
1114             if( i_id >= 0xc0 )
1115             {
1116                 ps_track_t *tk = &p_sys->tk[PS_ID_TO_TK(i_id)];
1117
1118                 if( !tk->b_seen )
1119                 {
1120                     ESNew( p_demux, i_id );
1121                 }
1122                 if( tk->b_seen && tk->es &&
1123                     !ps_pkt_parse_pes( p_pkt, tk->i_skip ) )
1124                 {
1125                     es_out_Send( p_demux->out, tk->es, p_pkt );
1126                 }
1127                 else
1128                 {
1129                     block_Release( p_pkt );
1130                 }
1131             }
1132             else
1133             {
1134                 block_Release( p_pkt );
1135             }
1136             break;
1137         }
1138         }
1139
1140         p += i_size;
1141     }
1142
1143     return VLC_SUCCESS;
1144 }
1145
1146 /*****************************************************************************
1147  * ESNew: register a new elementary stream
1148  *****************************************************************************/
1149 static void ESNew( demux_t *p_demux, int i_id )
1150 {
1151     demux_sys_t *p_sys = p_demux->p_sys;
1152     ps_track_t  *tk = &p_sys->tk[PS_ID_TO_TK(i_id)];
1153     bool  b_select = false;
1154
1155     if( tk->b_seen ) return;
1156
1157     if( ps_track_fill( tk, 0, i_id ) )
1158     {
1159         msg_Warn( p_demux, "unknown codec for id=0x%x", i_id );
1160         return;
1161     }
1162
1163     /* Add a new ES */
1164     if( tk->fmt.i_cat == VIDEO_ES )
1165     {
1166         switch( p_sys->i_aspect )
1167         {
1168         case 1: tk->fmt.video.i_aspect = VOUT_ASPECT_FACTOR; break;
1169         case 2: tk->fmt.video.i_aspect = VOUT_ASPECT_FACTOR * 4 / 3; break;
1170         case 3: tk->fmt.video.i_aspect = VOUT_ASPECT_FACTOR * 16 / 9; break;
1171         case 4: tk->fmt.video.i_aspect = VOUT_ASPECT_FACTOR * 221 / 10; break;
1172         default:
1173             tk->fmt.video.i_aspect = 0;
1174             break;
1175         }
1176         b_select = true;
1177     }
1178     else if( tk->fmt.i_cat == AUDIO_ES )
1179     {
1180         int i_audio = -1;
1181         /* find the audio number PLEASE find another way */
1182         if( (i_id&0xbdf8) == 0xbd88 )       /* dts */
1183         {
1184             i_audio = i_id&0x07;
1185         }
1186         else if( (i_id&0xbdf0) == 0xbd80 )  /* a52 */
1187         {
1188             i_audio = i_id&0xf;
1189         }
1190         else if( (i_id&0xbdf0) == 0xbda0 )  /* lpcm */
1191         {
1192             i_audio = i_id&0x1f;
1193         }
1194         else if( ( i_id&0xe0 ) == 0xc0 )    /* mpga */
1195         {
1196             i_audio = i_id&0x1f;
1197         }
1198         if( i_audio >= 0 )
1199         {
1200             int i_lang = dvdnav_audio_stream_to_lang( p_sys->dvdnav, i_audio );
1201             if( i_lang != 0xffff )
1202             {
1203                 tk->fmt.psz_language = malloc( 3 );
1204                 tk->fmt.psz_language[0] = (i_lang >> 8)&0xff;
1205                 tk->fmt.psz_language[1] = (i_lang     )&0xff;
1206                 tk->fmt.psz_language[2] = 0;
1207             }
1208             if( dvdnav_get_active_audio_stream( p_sys->dvdnav ) == i_audio )
1209             {
1210                 b_select = true;
1211             }
1212         }
1213     }
1214     else if( tk->fmt.i_cat == SPU_ES )
1215     {
1216         int32_t i_title, i_part;
1217         int i_lang = dvdnav_spu_stream_to_lang( p_sys->dvdnav, i_id&0x1f );
1218         if( i_lang != 0xffff )
1219         {
1220             tk->fmt.psz_language = malloc( 3 );
1221             tk->fmt.psz_language[0] = (i_lang >> 8)&0xff;
1222             tk->fmt.psz_language[1] = (i_lang     )&0xff;
1223             tk->fmt.psz_language[2] = 0;
1224         }
1225
1226         /* Palette */
1227         tk->fmt.subs.spu.palette[0] = 0xBeef;
1228         memcpy( &tk->fmt.subs.spu.palette[1], p_sys->clut,
1229                 16 * sizeof( uint32_t ) );
1230
1231         /* We select only when we are not in the menu */
1232         dvdnav_current_title_info( p_sys->dvdnav, &i_title, &i_part );
1233         if( i_title > 0 &&
1234             dvdnav_get_active_spu_stream( p_sys->dvdnav ) == (i_id&0x1f) )
1235         {
1236             b_select = true;
1237         }
1238     }
1239
1240     tk->es = es_out_Add( p_demux->out, &tk->fmt );
1241     if( b_select )
1242     {
1243         es_out_Control( p_demux->out, ES_OUT_SET_ES, tk->es );
1244     }
1245     tk->b_seen = true;
1246
1247     if( tk->fmt.i_cat == VIDEO_ES ) ButtonUpdate( p_demux, false );
1248 }
1249
1250 /*****************************************************************************
1251  * Event handler code
1252  *****************************************************************************/
1253 static int  EventMouse( vlc_object_t *, char const *,
1254                         vlc_value_t, vlc_value_t, void * );
1255 static int  EventKey  ( vlc_object_t *, char const *,
1256                         vlc_value_t, vlc_value_t, void * );
1257
1258 static void* EventThread( vlc_object_t *p_this )
1259 {
1260     event_thread_t *p_ev = (event_thread_t*)p_this;
1261     demux_sys_t    *p_sys = p_ev->p_demux->p_sys;
1262     vlc_object_t   *p_vout = NULL;
1263
1264     vlc_mutex_init( &p_ev->lock );
1265     p_ev->b_moved   = false;
1266     p_ev->b_clicked = false;
1267     p_ev->i_key_action = 0;
1268     p_ev->b_still   = false;
1269
1270     int canc = vlc_savecancel ();
1271
1272     /* catch all key event */
1273     var_AddCallback( p_ev->p_libvlc, "key-action", EventKey, p_ev );
1274
1275     /* main loop */
1276     while( vlc_object_alive (p_ev) )
1277     {
1278         bool b_activated = false;
1279
1280         /* KEY part */
1281         if( p_ev->i_key_action != 0 )
1282         {
1283             pci_t *pci = dvdnav_get_current_nav_pci( p_sys->dvdnav );
1284
1285             vlc_mutex_lock( &p_ev->lock );
1286             switch( p_ev->i_key_action )
1287             {
1288             case ACTIONID_NAV_LEFT:
1289                 dvdnav_left_button_select( p_sys->dvdnav, pci );
1290                 break;
1291             case ACTIONID_NAV_RIGHT:
1292                 dvdnav_right_button_select( p_sys->dvdnav, pci );
1293                 break;
1294             case ACTIONID_NAV_UP:
1295                 dvdnav_upper_button_select( p_sys->dvdnav, pci );
1296                 break;
1297             case ACTIONID_NAV_DOWN:
1298                 dvdnav_lower_button_select( p_sys->dvdnav, pci );
1299                 break;
1300             case ACTIONID_NAV_ACTIVATE:
1301                 b_activated = true;
1302                 ButtonUpdate( p_ev->p_demux, true );
1303                 dvdnav_button_activate( p_sys->dvdnav, pci );
1304                 break;
1305             default:
1306                 break;
1307             }
1308             p_ev->i_key_action = 0;
1309             vlc_mutex_unlock( &p_ev->lock );
1310         }
1311
1312         /* VOUT part */
1313         if( p_vout && ( p_ev->b_moved || p_ev->b_clicked ) )
1314         {
1315             pci_t *pci = dvdnav_get_current_nav_pci( p_sys->dvdnav );
1316             vlc_value_t valx, valy;
1317
1318             vlc_mutex_lock( &p_ev->lock );
1319             var_Get( p_vout, "mouse-x", &valx );
1320             var_Get( p_vout, "mouse-y", &valy );
1321
1322             if( p_ev->b_moved )
1323             {
1324                 dvdnav_mouse_select( p_sys->dvdnav, pci, valx.i_int,
1325                                      valy.i_int );
1326             }
1327             if( p_ev->b_clicked )
1328             {
1329                 b_activated = true;
1330                 ButtonUpdate( p_ev->p_demux, true );
1331                 dvdnav_mouse_activate( p_sys->dvdnav, pci, valx.i_int,
1332                                        valy.i_int );
1333             }
1334
1335             p_ev->b_moved = false;
1336             p_ev->b_clicked = false;
1337             vlc_mutex_unlock( &p_ev->lock );
1338         }
1339         if( p_vout && !vlc_object_alive (p_vout) )
1340         {
1341             var_DelCallback( p_vout, "mouse-moved", EventMouse, p_ev );
1342             var_DelCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
1343             vlc_object_release( p_vout );
1344             p_vout = NULL;
1345         }
1346         if( p_vout == NULL )
1347         {
1348             p_vout = vlc_object_find( p_sys->p_input, VLC_OBJECT_VOUT,
1349                                       FIND_CHILD );
1350             if( p_vout)
1351             {
1352                 var_AddCallback( p_vout, "mouse-moved", EventMouse, p_ev );
1353                 var_AddCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
1354             }
1355         }
1356
1357         /* Still part */
1358         vlc_mutex_lock( &p_ev->lock );
1359         if( p_ev->b_still )
1360         {
1361             if( /* b_activated || // This breaks menus */
1362                 ( p_ev->i_still_end > 0 && p_ev->i_still_end < mdate() ))
1363             {
1364                 p_ev->b_still = false;
1365                 dvdnav_still_skip( p_sys->dvdnav );
1366             }
1367         }
1368         vlc_mutex_unlock( &p_ev->lock );
1369
1370         /* Wait a bit */
1371         msleep( 10000 );
1372     }
1373
1374     /* Release callback */
1375     if( p_vout )
1376     {
1377         var_DelCallback( p_vout, "mouse-moved", EventMouse, p_ev );
1378         var_DelCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
1379         vlc_object_release( p_vout );
1380     }
1381     var_DelCallback( p_ev->p_libvlc, "key-action", EventKey, p_ev );
1382     vlc_restorecancel (canc);
1383     vlc_mutex_destroy( &p_ev->lock );
1384
1385     return NULL;
1386 }
1387
1388 static int EventMouse( vlc_object_t *p_this, char const *psz_var,
1389                        vlc_value_t oldval, vlc_value_t newval, void *p_data )
1390 {
1391     (void)p_this;    (void)oldval;    (void)newval;    (void)p_data;
1392     event_thread_t *p_ev = p_data;
1393     vlc_mutex_lock( &p_ev->lock );
1394     if( psz_var[6] == 'c' )
1395         p_ev->b_clicked = true;
1396     else if( psz_var[6] == 'm' )
1397         p_ev->b_moved = true;
1398     vlc_mutex_unlock( &p_ev->lock );
1399
1400     return VLC_SUCCESS;
1401 }
1402
1403 static int EventKey( vlc_object_t *p_this, char const *psz_var,
1404                      vlc_value_t oldval, vlc_value_t newval, void *p_data )
1405 {
1406     (void)p_this;    (void)psz_var;    (void)oldval;
1407     event_thread_t *p_ev = p_data;
1408     vlc_mutex_lock( &p_ev->lock );
1409     p_ev->i_key_action = newval.i_int;
1410     vlc_mutex_unlock( &p_ev->lock );
1411
1412     return VLC_SUCCESS;
1413 }
1414
1415 /*****************************************************************************
1416  * ProbeDVD: very weak probing that avoids going too often into a dvdnav_open()
1417  *****************************************************************************/
1418 static int ProbeDVD( demux_t *p_demux, char *psz_name )
1419 {
1420     (void)p_demux;
1421 #ifdef HAVE_SYS_STAT_H
1422     struct stat stat_info;
1423     uint8_t pi_anchor[2];
1424     uint16_t i_tag_id = 0;
1425     int i_fd, i_ret;
1426
1427     if( !*psz_name )
1428     {
1429         /* Triggers libdvdcss autodetection */
1430         return VLC_SUCCESS;
1431     }
1432
1433     if( stat( psz_name, &stat_info ) || !S_ISREG( stat_info.st_mode ) )
1434     {
1435         /* Let dvdnav_open() do the probing */
1436         return VLC_SUCCESS;
1437     }
1438
1439     if( (i_fd = open( psz_name, O_RDONLY )) == -1 )
1440     {
1441         /* Let dvdnav_open() do the probing */
1442         return VLC_SUCCESS;
1443     }
1444
1445     /* Try to find the anchor (2 bytes at LBA 256) */
1446     i_ret = VLC_SUCCESS;
1447     if( lseek( i_fd, 256 * DVD_VIDEO_LB_LEN, SEEK_SET ) == -1 )
1448     {
1449         i_ret = VLC_EGENERIC;
1450     }
1451
1452     if( read( i_fd, pi_anchor, 2 ) == 2 )
1453     {
1454         i_tag_id = GetWLE(pi_anchor);
1455         if( i_tag_id != 2 ) i_ret = VLC_EGENERIC; /* Not an anchor */
1456     }
1457     else
1458     {
1459         i_ret = VLC_EGENERIC;
1460     }
1461
1462     close( i_fd );
1463
1464     return i_ret;
1465 #else
1466
1467     return VLC_SUCCESS;
1468 #endif
1469 }