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