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 VideoLAN
   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., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
  22  *****************************************************************************/
  23
  24 /*****************************************************************************
  25  * Preamble
  26  *****************************************************************************/
  27 #include <stdlib.h>
  28
  29 #include <vlc/vlc.h>
  30 #include <vlc/input.h>
  31
  32 #ifdef HAVE_UNISTD_H
  33 #   include <unistd.h>
  34 #endif
  35 #ifdef HAVE_SYS_TYPES_H
  36 #   include <sys/types.h>
  37 #endif
  38 #ifdef HAVE_SYS_STAT_H
  39 #   include <sys/stat.h>
  40 #endif
  41 #ifdef HAVE_FCNTL_H
  42 #   include <fcntl.h>
  43 #endif
  44
  45 #include "vlc_keys.h"
  46 #include "iso_lang.h"
  47
  48 /* FIXME we should find a better way than including that */
  49 #include "../../src/misc/iso-639_def.h"
  50
  51
  52 #include <dvdnav/dvdnav.h>
  53
  54 #include "../demux/ps.h"
  55
  56 /*****************************************************************************
  57  * Module descriptor
  58  *****************************************************************************/
  59 #define ANGLE_TEXT N_("DVD angle")
  60 #define ANGLE_LONGTEXT N_( \
  61     "Allows you to select the default DVD angle." )
  62
  63 #define CACHING_TEXT N_("Caching value in ms")
  64 #define CACHING_LONGTEXT N_( \
  65     "Allows you to modify the default caching value for DVDnav streams. This "\
  66     "value should be set in millisecond units." )
  67 #define MENU_TEXT N_("Start directly in menu")
  68 #define MENU_LONGTEXT N_( \
  69     "Allows you to start the DVD directly in the main menu. This "\
  70     "will try to skip all the useless warnings introductions." )
  71
  72 #define LANGUAGE_DEFAULT ("en")
  73
  74 static int  Open ( vlc_object_t * );
  75 static void Close( vlc_object_t * );
  76
  77 vlc_module_begin();
  78     set_shortname( _("DVD with menus") );
  79     set_description( _("DVDnav Input") );
  80     set_category( CAT_INPUT );
  81     set_subcategory( SUBCAT_INPUT_ACCESS );
  82     add_integer( "dvdnav-angle", 1, NULL, ANGLE_TEXT,
  83         ANGLE_LONGTEXT, VLC_FALSE );
  84     add_integer( "dvdnav-caching", DEFAULT_PTS_DELAY / 1000, NULL,
  85         CACHING_TEXT, CACHING_LONGTEXT, VLC_TRUE );
  86     add_bool( "dvdnav-menu", VLC_TRUE, NULL,
  87         MENU_TEXT, MENU_LONGTEXT, VLC_FALSE );
  88     set_capability( "access_demux", 5 );
  89     add_shortcut( "dvd" );
  90     add_shortcut( "dvdnav" );
  91     set_callbacks( Open, Close );
  92 vlc_module_end();
  93
  94 /* Shall we use libdvdnav's read ahead cache? */
  95 #define DVD_READ_CACHE 1
  96
  97 /*****************************************************************************
  98  * Local prototypes
  99  *****************************************************************************/
 100 typedef struct
 101 {
 102     VLC_COMMON_MEMBERS
 103
 104     demux_t        *p_demux;
 105     vlc_mutex_t     lock;
 106
 107     vlc_bool_t      b_moved;
 108     vlc_bool_t      b_clicked;
 109     vlc_bool_t      b_key;
 110
 111     vlc_bool_t      b_still;
 112     int64_t         i_still_end;
 113
 114 } event_thread_t;
 115
 116 static int EventThread( vlc_object_t * );
 117
 118 struct demux_sys_t
 119 {
 120     dvdnav_t    *dvdnav;
 121
 122     /* track */
 123     ps_track_t  tk[PS_TK_COUNT];
 124     int         i_mux_rate;
 125
 126     /* for spu variables */
 127     input_thread_t *p_input;
 128
 129     /* event */
 130     event_thread_t *p_ev;
 131
 132     /* palette for menus */
 133     uint32_t clut[16];
 134     uint8_t  palette[4][4];
 135
 136     /* */
 137     int i_aspect;
 138
 139     int           i_title;
 140     input_title_t **title;
 141
 142     /* lenght of program group chain */
 143     mtime_t     i_pgc_length;
 144 };
 145
 146 static int Control( demux_t *, int, va_list );
 147 static int Demux( demux_t * );
 148 static int DemuxBlock( demux_t *, uint8_t *, int );
 149
 150 static void DemuxTitles( demux_t * );
 151 static void ESSubtitleUpdate( demux_t * );
 152 static void ButtonUpdate( demux_t *, vlc_bool_t );
 153
 154 static void ESNew( demux_t *, int );
 155 static int ProbeDVD( demux_t *, char * );
 156
 157 static char *DemuxGetLanguageCode( demux_t *p_demux, char *psz_var );
 158
 159 /*****************************************************************************
 160  * DemuxOpen:
 161  *****************************************************************************/
 162 static int Open( vlc_object_t *p_this )
 163 {
 164     demux_t     *p_demux = (demux_t*)p_this;
 165     demux_sys_t *p_sys;
 166     dvdnav_t    *p_dvdnav;
 167     int         i_angle;
 168     char        *psz_name;
 169     char        *psz_code;
 170     vlc_value_t val;
 171
 172     if( !p_demux->psz_path || !*p_demux->psz_path )
 173     {
 174         /* Only when selected */
 175         if( !p_this->b_force ) return VLC_EGENERIC;
 176
 177         psz_name = var_CreateGetString( p_this, "dvd" );
 178         if( !psz_name || !*psz_name )
 179         {
 180             if( psz_name ) free( psz_name );
 181             return VLC_EGENERIC;
 182         }
 183     }
 184     else psz_name = strdup( p_demux->psz_path );
 185
 186 #ifdef WIN32
 187     if( psz_name[0] && psz_name[1] == ':' &&
 188         psz_name[2] == '\\' && psz_name[3] == '\0' ) psz_name[2] = '\0';
 189 #endif
 190
 191     /* Try some simple probing to avoid going through dvdnav_open too often */
 192     if( ProbeDVD( p_demux, psz_name ) != VLC_SUCCESS )
 193     {
 194         free( psz_name );
 195         return VLC_EGENERIC;
 196     }
 197
 198     /* Open dvdnav */
 199     if( dvdnav_open( &p_dvdnav, psz_name ) != DVDNAV_STATUS_OK )
 200     {
 201         msg_Warn( p_demux, "cannot open dvdnav" );
 202         free( psz_name );
 203         return VLC_EGENERIC;
 204     }
 205     free( psz_name );
 206
 207     /* Fill p_demux field */
 208     p_demux->pf_demux = Demux;
 209     p_demux->pf_control = Control;
 210     p_demux->p_sys = p_sys = malloc( sizeof( demux_sys_t ) );
 211     memset( p_sys, 0, sizeof( demux_sys_t ) );
 212     p_sys->dvdnav = p_dvdnav;
 213
 214     ps_track_init( p_sys->tk );
 215     p_sys->i_aspect = -1;
 216     p_sys->i_mux_rate = 0;
 217     p_sys->i_pgc_length = 0;
 218
 219     if( 1 )
 220     {
 221         // Hack for libdvdnav CVS.
 222         // Without it dvdnav_get_number_of_titles() fails.
 223         // Remove when fixed in libdvdnav CVS.
 224         uint8_t buffer[DVD_VIDEO_LB_LEN];
 225         int i_event, i_len;
 226
 227         if( dvdnav_get_next_block( p_sys->dvdnav, buffer, &i_event, &i_len )
 228               == DVDNAV_STATUS_ERR )
 229         {
 230             msg_Warn( p_demux, "dvdnav_get_next_block failed" );
 231         }
 232
 233         dvdnav_sector_search( p_sys->dvdnav, 0, SEEK_SET );
 234     }
 235
 236     /* Configure dvdnav */
 237     if( dvdnav_set_readahead_flag( p_sys->dvdnav, DVD_READ_CACHE ) !=
 238           DVDNAV_STATUS_OK )
 239     {
 240         msg_Warn( p_demux, "cannot set read-a-head flag" );
 241     }
 242
 243     if( dvdnav_set_PGC_positioning_flag( p_sys->dvdnav, 1 ) !=
 244           DVDNAV_STATUS_OK )
 245     {
 246         msg_Warn( p_demux, "cannot set PGC positioning flag" );
 247     }
 248
 249     /* Set menu language ("en")
 250      * XXX: maybe it would be better to set it like audio/spu
 251      * or to create a --menu-language option */
 252     if( dvdnav_menu_language_select( p_sys->dvdnav,LANGUAGE_DEFAULT ) !=
 253         DVDNAV_STATUS_OK )
 254     {
 255         msg_Warn( p_demux, "can't set menu language to '%s' (%s)",
 256                   LANGUAGE_DEFAULT, dvdnav_err_to_string( p_sys->dvdnav ) );
 257     }
 258
 259     /* Set audio language */
 260     psz_code = DemuxGetLanguageCode( p_demux, "audio-language" );
 261     if( dvdnav_audio_language_select( p_sys->dvdnav, psz_code ) !=
 262         DVDNAV_STATUS_OK )
 263     {
 264         msg_Warn( p_demux, "can't set audio language to '%s' (%s)",
 265                   psz_code, dvdnav_err_to_string( p_sys->dvdnav ) );
 266         /* We try to fall back to 'en' */
 267         if( strcmp( psz_code, LANGUAGE_DEFAULT ) )
 268             dvdnav_audio_language_select( p_sys->dvdnav, LANGUAGE_DEFAULT );
 269     }
 270     free( psz_code );
 271
 272     /* Set spu language */
 273     psz_code = DemuxGetLanguageCode( p_demux, "sub-language" );
 274     if( dvdnav_spu_language_select( p_sys->dvdnav, psz_code ) !=
 275         DVDNAV_STATUS_OK )
 276     {
 277         msg_Warn( p_demux, "can't set spu language to '%s' (%s)",
 278                   psz_code, dvdnav_err_to_string( p_sys->dvdnav ) );
 279         /* We try to fall back to 'en' */
 280         if( strcmp( psz_code, LANGUAGE_DEFAULT ) )
 281             dvdnav_spu_language_select(p_sys->dvdnav, LANGUAGE_DEFAULT );
 282     }
 283     free( psz_code );
 284
 285     DemuxTitles( p_demux );
 286
 287     var_Create( p_demux, "dvdnav-menu", VLC_VAR_BOOL|VLC_VAR_DOINHERIT );
 288     var_Get( p_demux, "dvdnav-menu", &val );
 289     if( val.b_bool )
 290     {
 291         msg_Dbg( p_demux, "trying to go to dvd menu" );
 292
 293         if( dvdnav_title_play( p_sys->dvdnav, 1 ) != DVDNAV_STATUS_OK )
 294         {
 295             msg_Warn( p_demux, "cannot set title" );
 296         }
 297
 298         if( dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Title ) !=
 299             DVDNAV_STATUS_OK )
 300         {
 301             /* Try going to menu root */
 302             if( dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Root ) !=
 303                 DVDNAV_STATUS_OK )
 304                     msg_Warn( p_demux, "cannot go to dvd menu" );
 305         }
 306     }
 307
 308     var_Create( p_demux, "dvdnav-angle", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
 309     var_Get( p_demux, "dvdnav-angle", &val );
 310     i_angle = val.i_int > 0 ? val.i_int : 1;
 311
 312     /* Update default_pts to a suitable value for dvdnav access */
 313     var_Create( p_demux, "dvdnav-caching", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
 314
 315     /* FIXME hack hack hack hack FIXME */
 316     /* Get p_input and create variable */
 317     p_sys->p_input = vlc_object_find( p_demux, VLC_OBJECT_INPUT, FIND_PARENT );
 318     var_Create( p_sys->p_input, "x-start", VLC_VAR_INTEGER );
 319     var_Create( p_sys->p_input, "y-start", VLC_VAR_INTEGER );
 320     var_Create( p_sys->p_input, "x-end", VLC_VAR_INTEGER );
 321     var_Create( p_sys->p_input, "y-end", VLC_VAR_INTEGER );
 322     var_Create( p_sys->p_input, "color", VLC_VAR_ADDRESS );
 323     var_Create( p_sys->p_input, "menu-palette", VLC_VAR_ADDRESS );
 324     var_Create( p_sys->p_input, "highlight", VLC_VAR_BOOL );
 325     var_Create( p_sys->p_input, "highlight-mutex", VLC_VAR_MUTEX );
 326
 327     /* Now create our event thread catcher */
 328     p_sys->p_ev = vlc_object_create( p_demux, sizeof( event_thread_t ) );
 329     p_sys->p_ev->p_demux = p_demux;
 330     vlc_thread_create( p_sys->p_ev, "dvdnav event thread handler", EventThread,
 331                        VLC_THREAD_PRIORITY_LOW, VLC_FALSE );
 332
 333     return VLC_SUCCESS;
 334 }
 335
 336 /*****************************************************************************
 337  * Close:
 338  *****************************************************************************/
 339 static void Close( vlc_object_t *p_this )
 340 {
 341     demux_t     *p_demux = (demux_t*)p_this;
 342     demux_sys_t *p_sys = p_demux->p_sys;
 343     int i;
 344
 345     /* stop the event handler */
 346     p_sys->p_ev->b_die = VLC_TRUE;
 347     vlc_thread_join( p_sys->p_ev );
 348     vlc_object_destroy( p_sys->p_ev );
 349
 350     var_Destroy( p_sys->p_input, "highlight-mutex" );
 351     var_Destroy( p_sys->p_input, "highlight" );
 352     var_Destroy( p_sys->p_input, "x-start" );
 353     var_Destroy( p_sys->p_input, "x-end" );
 354     var_Destroy( p_sys->p_input, "y-start" );
 355     var_Destroy( p_sys->p_input, "y-end" );
 356     var_Destroy( p_sys->p_input, "color" );
 357     var_Destroy( p_sys->p_input, "menu-palette" );
 358
 359     vlc_object_release( p_sys->p_input );
 360
 361     for( i = 0; i < PS_TK_COUNT; i++ )
 362     {
 363         ps_track_t *tk = &p_sys->tk[i];
 364         if( tk->b_seen )
 365         {
 366             es_format_Clean( &tk->fmt );
 367             if( tk->es ) es_out_Del( p_demux->out, tk->es );
 368         }
 369     }
 370
 371     dvdnav_close( p_sys->dvdnav );
 372     free( p_sys );
 373 }
 374
 375 /*****************************************************************************
 376  * Control:
 377  *****************************************************************************/
 378 static int Control( demux_t *p_demux, int i_query, va_list args )
 379 {
 380     demux_sys_t *p_sys = p_demux->p_sys;
 381     double f, *pf;
 382     vlc_bool_t *pb;
 383     int64_t *pi64;
 384     input_title_t ***ppp_title;
 385     int          *pi_int;
 386     int i;
 387
 388     switch( i_query )
 389     {
 390         case DEMUX_SET_POSITION:
 391         case DEMUX_GET_POSITION:
 392         case DEMUX_GET_TIME:
 393         case DEMUX_GET_LENGTH:
 394         {
 395             uint32_t pos, len;
 396             if( dvdnav_get_position( p_sys->dvdnav, &pos, &len ) !=
 397                   DVDNAV_STATUS_OK || len == 0 )
 398             {
 399                 return VLC_EGENERIC;
 400             }
 401
 402             if( i_query == DEMUX_GET_POSITION )
 403             {
 404                 pf = (double*)va_arg( args, double* );
 405                 *pf = (double)pos / (double)len;
 406                 return VLC_SUCCESS;
 407             }
 408             else if( i_query == DEMUX_SET_POSITION )
 409             {
 410                 f = (double)va_arg( args, double );
 411                 pos = f * len;
 412                 if( dvdnav_sector_search( p_sys->dvdnav, pos, SEEK_SET ) ==
 413                       DVDNAV_STATUS_OK )
 414                 {
 415                     return VLC_SUCCESS;
 416                 }
 417             }
 418             else if( i_query == DEMUX_GET_TIME )
 419             {
 420                 pi64 = (int64_t*)va_arg( args, int64_t * );
 421                 if( p_sys->i_pgc_length > 0 )
 422                 {
 423                     *pi64 = p_sys->i_pgc_length * pos / len;
 424                     return VLC_SUCCESS;
 425                 }
 426             }
 427             else if( i_query == DEMUX_GET_LENGTH )
 428             {
 429                 pi64 = (int64_t*)va_arg( args, int64_t * );
 430                 if( p_sys->i_pgc_length > 0 )
 431                 {
 432                     *pi64 = (int64_t)p_sys->i_pgc_length;
 433                     return VLC_SUCCESS;
 434                 }
 435             }
 436
 437             return VLC_EGENERIC;
 438         }
 439
 440         /* Special for access_demux */
 441         case DEMUX_CAN_PAUSE:
 442         case DEMUX_CAN_CONTROL_PACE:
 443             /* TODO */
 444             pb = (vlc_bool_t*)va_arg( args, vlc_bool_t * );
 445             *pb = VLC_TRUE;
 446             return VLC_SUCCESS;
 447
 448         case DEMUX_SET_PAUSE_STATE:
 449             return VLC_SUCCESS;
 450
 451         case DEMUX_GET_TITLE_INFO:
 452             ppp_title = (input_title_t***)va_arg( args, input_title_t*** );
 453             pi_int    = (int*)va_arg( args, int* );
 454             *((int*)va_arg( args, int* )) = 0; /* Title offset */
 455             *((int*)va_arg( args, int* )) = 1; /* Chapter offset */
 456
 457             /* Duplicate title infos */
 458             *pi_int = p_sys->i_title;
 459             *ppp_title = malloc( sizeof( input_title_t ** ) * p_sys->i_title );
 460             for( i = 0; i < p_sys->i_title; i++ )
 461             {
 462                 (*ppp_title)[i] = vlc_input_title_Duplicate( p_sys->title[i] );
 463             }
 464             return VLC_SUCCESS;
 465
 466         case DEMUX_SET_TITLE:
 467             i = (int)va_arg( args, int );
 468             if( ( i == 0 && dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Root )
 469                   != DVDNAV_STATUS_OK ) ||
 470                 ( i != 0 && dvdnav_title_play( p_sys->dvdnav, i )
 471                   != DVDNAV_STATUS_OK ) )
 472             {
 473                 msg_Warn( p_demux, "cannot set title/chapter" );
 474                 return VLC_EGENERIC;
 475             }
 476             p_demux->info.i_update |=
 477                 INPUT_UPDATE_TITLE | INPUT_UPDATE_SEEKPOINT;
 478             p_demux->info.i_title = i;
 479             p_demux->info.i_seekpoint = 0;
 480             return VLC_SUCCESS;
 481
 482         case DEMUX_SET_SEEKPOINT:
 483             i = (int)va_arg( args, int );
 484             if( p_demux->info.i_title == 0 )
 485             {
 486                 int i_ret;
 487                 /* Special case */
 488                 switch( i )
 489                 {
 490                 case 0:
 491                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Escape );
 492                     break;
 493                 case 1:
 494                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Root );
 495                     break;
 496                 case 2:
 497                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Title );
 498                     break;
 499                 case 3:
 500                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Part );
 501                     break;
 502                 case 4:
 503                     i_ret = dvdnav_menu_call( p_sys->dvdnav,
 504                                               DVD_MENU_Subpicture );
 505                     break;
 506                 case 5:
 507                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Audio );
 508                     break;
 509                 case 6:
 510                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Angle );
 511                     break;
 512                 default:
 513                     return VLC_EGENERIC;
 514                 }
 515
 516                 if( i_ret != DVDNAV_STATUS_OK )
 517                     return VLC_EGENERIC;
 518             }
 519             else if( dvdnav_part_play( p_sys->dvdnav, p_demux->info.i_title,
 520                                        i + 1 ) != DVDNAV_STATUS_OK )
 521             {
 522                 msg_Warn( p_demux, "cannot set title/chapter" );
 523                 return VLC_EGENERIC;
 524             }
 525             p_demux->info.i_update |= INPUT_UPDATE_SEEKPOINT;
 526             p_demux->info.i_seekpoint = i;
 527             return VLC_SUCCESS;
 528
 529         case DEMUX_GET_PTS_DELAY:
 530             pi64 = (int64_t*)va_arg( args, int64_t * );
 531             *pi64 = (int64_t)var_GetInteger( p_demux, "dvdnav-caching" ) *1000;
 532             return VLC_SUCCESS;
 533
 534         /* TODO implement others */
 535         default:
 536             return VLC_EGENERIC;
 537     }
 538 }
 539
 540 /*****************************************************************************
 541  * Demux:
 542  *****************************************************************************/
 543 static int Demux( demux_t *p_demux )
 544 {
 545     demux_sys_t *p_sys = p_demux->p_sys;
 546
 547     uint8_t buffer[DVD_VIDEO_LB_LEN];
 548     uint8_t *packet = buffer;
 549     int i_event;
 550     int i_len;
 551
 552 #if DVD_READ_CACHE
 553     if( dvdnav_get_next_cache_block( p_sys->dvdnav, &packet, &i_event, &i_len )
 554         == DVDNAV_STATUS_ERR )
 555 #else
 556     if( dvdnav_get_next_block( p_sys->dvdnav, packet, &i_event, &i_len )
 557         == DVDNAV_STATUS_ERR )
 558 #endif
 559     {
 560         msg_Warn( p_demux, "cannot get next block (%s)",
 561                   dvdnav_err_to_string( p_sys->dvdnav ) );
 562         return -1;
 563     }
 564
 565     switch( i_event )
 566     {
 567     case DVDNAV_BLOCK_OK:   /* mpeg block */
 568         DemuxBlock( p_demux, packet, i_len );
 569         break;
 570
 571     case DVDNAV_NOP:    /* Nothing */
 572         msg_Dbg( p_demux, "DVDNAV_NOP" );
 573         break;
 574
 575     case DVDNAV_STILL_FRAME:
 576     {
 577         dvdnav_still_event_t *event = (dvdnav_still_event_t*)packet;
 578         vlc_mutex_lock( &p_sys->p_ev->lock );
 579         if( !p_sys->p_ev->b_still )
 580         {
 581             msg_Dbg( p_demux, "DVDNAV_STILL_FRAME" );
 582             msg_Dbg( p_demux, "     - length=0x%x", event->length );
 583             p_sys->p_ev->b_still = VLC_TRUE;
 584             if( event->length == 0xff )
 585             {
 586                 p_sys->p_ev->i_still_end = 0;
 587             }
 588             else
 589             {
 590                 p_sys->p_ev->i_still_end = (int64_t)event->length *
 591                     1000000 + mdate() + p_sys->p_input->i_pts_delay;
 592             }
 593         }
 594         vlc_mutex_unlock( &p_sys->p_ev->lock );
 595         msleep( 40000 );
 596         break;
 597     }
 598
 599     case DVDNAV_SPU_CLUT_CHANGE:
 600     {
 601         int i;
 602
 603         msg_Dbg( p_demux, "DVDNAV_SPU_CLUT_CHANGE" );
 604         /* Update color lookup table (16 *uint32_t in packet) */
 605         memcpy( p_sys->clut, packet, 16 * sizeof( uint32_t ) );
 606
 607         /* HACK to get the SPU tracks registered in the right order */
 608         for( i = 0; i < 0x1f; i++ )
 609         {
 610             if( dvdnav_spu_stream_to_lang( p_sys->dvdnav, i ) != 0xffff )
 611                 ESNew( p_demux, 0xbd20 + i );
 612         }
 613         /* END HACK */
 614         break;
 615     }
 616
 617     case DVDNAV_SPU_STREAM_CHANGE:
 618     {
 619         dvdnav_spu_stream_change_event_t *event =
 620             (dvdnav_spu_stream_change_event_t*)packet;
 621         int i;
 622
 623         msg_Dbg( p_demux, "DVDNAV_SPU_STREAM_CHANGE" );
 624         msg_Dbg( p_demux, "     - physical_wide=%d",
 625                  event->physical_wide );
 626         msg_Dbg( p_demux, "     - physical_letterbox=%d",
 627                  event->physical_letterbox);
 628         msg_Dbg( p_demux, "     - physical_pan_scan=%d",
 629                  event->physical_pan_scan );
 630
 631         ESSubtitleUpdate( p_demux );
 632
 633         /* HACK to get the SPU tracks registered in the right order */
 634         for( i = 0; i < 0x1f; i++ )
 635         {
 636             if( dvdnav_spu_stream_to_lang( p_sys->dvdnav, i ) != 0xffff )
 637                 ESNew( p_demux, 0xbd20 + i );
 638         }
 639         /* END HACK */
 640         break;
 641     }
 642
 643     case DVDNAV_AUDIO_STREAM_CHANGE:
 644     {
 645         dvdnav_audio_stream_change_event_t *event =
 646             (dvdnav_audio_stream_change_event_t*)packet;
 647         msg_Dbg( p_demux, "DVDNAV_AUDIO_STREAM_CHANGE" );
 648         msg_Dbg( p_demux, "     - physical=%d", event->physical );
 649         /* TODO */
 650         break;
 651     }
 652
 653     case DVDNAV_VTS_CHANGE:
 654     {
 655         int32_t i_title = 0;
 656         int32_t i_part  = 0;
 657         int i;
 658
 659         dvdnav_vts_change_event_t *event = (dvdnav_vts_change_event_t*)packet;
 660         msg_Dbg( p_demux, "DVDNAV_VTS_CHANGE" );
 661         msg_Dbg( p_demux, "     - vtsN=%d", event->new_vtsN );
 662         msg_Dbg( p_demux, "     - domain=%d", event->new_domain );
 663
 664         /* dvdnav_get_video_aspect / dvdnav_get_video_scale_permission */
 665         /* TODO check if we always have VTS and CELL */
 666         p_sys->i_aspect = dvdnav_get_video_aspect( p_sys->dvdnav );
 667
 668         /* reset PCR */
 669         es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
 670
 671         for( i = 0; i < PS_TK_COUNT; i++ )
 672         {
 673             ps_track_t *tk = &p_sys->tk[i];
 674             if( tk->b_seen )
 675             {
 676                 es_format_Clean( &tk->fmt );
 677                 if( tk->es ) es_out_Del( p_demux->out, tk->es );
 678             }
 679             tk->b_seen = VLC_FALSE;
 680         }
 681
 682         if( dvdnav_current_title_info( p_sys->dvdnav, &i_title,
 683                                        &i_part ) == DVDNAV_STATUS_OK )
 684         {
 685             if( i_title >= 0 && i_title < p_sys->i_title &&
 686                 p_demux->info.i_title != i_title )
 687             {
 688                 p_demux->info.i_update |= INPUT_UPDATE_TITLE;
 689                 p_demux->info.i_title = i_title;
 690             }
 691         }
 692         break;
 693     }
 694
 695     case DVDNAV_CELL_CHANGE:
 696     {
 697         int32_t i_title = 0;
 698         int32_t i_part  = 0;
 699
 700         dvdnav_cell_change_event_t *event =
 701             (dvdnav_cell_change_event_t*)packet;
 702         msg_Dbg( p_demux, "DVDNAV_CELL_CHANGE" );
 703         msg_Dbg( p_demux, "     - cellN=%d", event->cellN );
 704         msg_Dbg( p_demux, "     - pgN=%d", event->pgN );
 705         msg_Dbg( p_demux, "     - cell_length=%lld", event->cell_length );
 706         msg_Dbg( p_demux, "     - pg_length=%lld", event->pg_length );
 707         msg_Dbg( p_demux, "     - pgc_length=%lld", event->pgc_length );
 708         msg_Dbg( p_demux, "     - cell_start=%lld", event->cell_start );
 709         msg_Dbg( p_demux, "     - pg_start=%lld", event->pg_start );
 710
 711         /* Store the lenght in time of the current PGC */
 712         p_sys->i_pgc_length = event->pgc_length / 90 * 1000;
 713
 714         /* FIXME is it correct or there is better way to know chapter change */
 715         if( dvdnav_current_title_info( p_sys->dvdnav, &i_title,
 716                                        &i_part ) == DVDNAV_STATUS_OK )
 717         {
 718             if( i_title >= 0 && i_title < p_sys->i_title &&
 719                 i_part >= 1 && i_part <= p_sys->title[i_title]->i_seekpoint &&
 720                 p_demux->info.i_seekpoint != i_part - 1 )
 721             {
 722                 p_demux->info.i_update |= INPUT_UPDATE_SEEKPOINT;
 723                 p_demux->info.i_seekpoint = i_part - 1;
 724             }
 725         }
 726         break;
 727     }
 728
 729     case DVDNAV_NAV_PACKET:
 730     {
 731 #ifdef DVDNAV_DEBUG
 732         msg_Dbg( p_demux, "DVDNAV_NAV_PACKET" );
 733 #endif
 734         /* A lot of thing to do here :
 735          *  - handle packet
 736          *  - fetch pts (for time display)
 737          *  - ...
 738          */
 739         DemuxBlock( p_demux, packet, i_len );
 740         break;
 741     }
 742
 743     case DVDNAV_STOP:   /* EOF */
 744         msg_Dbg( p_demux, "DVDNAV_STOP" );
 745
 746 #if DVD_READ_CACHE
 747         dvdnav_free_cache_block( p_sys->dvdnav, packet );
 748 #endif
 749         return 0;
 750
 751     case DVDNAV_HIGHLIGHT:
 752     {
 753         dvdnav_highlight_event_t *event = (dvdnav_highlight_event_t*)packet;
 754         msg_Dbg( p_demux, "DVDNAV_HIGHLIGHT" );
 755         msg_Dbg( p_demux, "     - display=%d", event->display );
 756         msg_Dbg( p_demux, "     - buttonN=%d", event->buttonN );
 757         ButtonUpdate( p_demux, 0 );
 758         break;
 759     }
 760
 761     case DVDNAV_HOP_CHANNEL:
 762         msg_Dbg( p_demux, "DVDNAV_HOP_CHANNEL" );
 763         /* We should try to flush all our internal buffer */
 764         break;
 765
 766     case DVDNAV_WAIT:
 767         msg_Dbg( p_demux, "DVDNAV_WAIT" );
 768
 769         dvdnav_wait_skip( p_sys->dvdnav );
 770         break;
 771
 772     default:
 773         msg_Warn( p_demux, "Unknown event (0x%x)", i_event );
 774         break;
 775     }
 776
 777 #if DVD_READ_CACHE
 778     dvdnav_free_cache_block( p_sys->dvdnav, packet );
 779 #endif
 780
 781     return 1;
 782 }
 783
 784 /* Get a 2 char code
 785  * FIXME: partiallyy duplicated from src/input/es_out.c
 786  */
 787 static char *DemuxGetLanguageCode( demux_t *p_demux, char *psz_var )
 788 {
 789     const iso639_lang_t *pl;
 790     char *psz_lang;
 791     char *p;
 792
 793     psz_lang = var_CreateGetString( p_demux, psz_var );
 794     /* XXX: we will use only the first value
 795      * (and ignore other ones in case of a list) */
 796     if( ( p = strchr( psz_lang, ',' ) ) ) *p = '\0';
 797
 798     for( pl = p_languages; pl->psz_iso639_1 != NULL; pl++ )
 799     {
 800         if( !strcasecmp( pl->psz_eng_name, psz_lang ) ||
 801             !strcasecmp( pl->psz_native_name, psz_lang ) ||
 802             !strcasecmp( pl->psz_iso639_1, psz_lang ) ||
 803             !strcasecmp( pl->psz_iso639_2T, psz_lang ) ||
 804             !strcasecmp( pl->psz_iso639_2B, psz_lang ) )
 805             break;
 806     }
 807
 808     free( psz_lang );
 809
 810     if( pl->psz_iso639_1 != NULL )
 811         return strdup( pl->psz_iso639_1 );
 812
 813     return strdup(LANGUAGE_DEFAULT);
 814 }
 815
 816 static void DemuxTitles( demux_t *p_demux )
 817 {
 818     demux_sys_t *p_sys = p_demux->p_sys;
 819     input_title_t *t;
 820     seekpoint_t *s;
 821     int32_t i_titles;
 822     int i;
 823
 824     /* Menu */
 825     t = vlc_input_title_New();
 826     t->b_menu = VLC_TRUE;
 827     t->psz_name = strdup( "DVD Menu" );
 828
 829     s = vlc_seekpoint_New();
 830     s->psz_name = strdup( "Resume" );
 831     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 832
 833     s = vlc_seekpoint_New();
 834     s->psz_name = strdup( "Root" );
 835     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 836
 837     s = vlc_seekpoint_New();
 838     s->psz_name = strdup( "Title" );
 839     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 840
 841     s = vlc_seekpoint_New();
 842     s->psz_name = strdup( "Chapter" );
 843     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 844
 845     s = vlc_seekpoint_New();
 846     s->psz_name = strdup( "Subtitle" );
 847     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 848
 849     s = vlc_seekpoint_New();
 850     s->psz_name = strdup( "Audio" );
 851     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 852
 853     s = vlc_seekpoint_New();
 854     s->psz_name = strdup( "Angle" );
 855     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 856
 857     TAB_APPEND( p_sys->i_title, p_sys->title, t );
 858
 859     /* Find out number of titles/chapters */
 860     dvdnav_get_number_of_titles( p_sys->dvdnav, &i_titles );
 861     for( i = 1; i <= i_titles; i++ )
 862     {
 863         int32_t i_chapters = 0;
 864         int j;
 865
 866         dvdnav_get_number_of_parts( p_sys->dvdnav, i, &i_chapters );
 867
 868         t = vlc_input_title_New();
 869         for( j = 0; j < __MAX( i_chapters, 1 ); j++ )
 870         {
 871             s = vlc_seekpoint_New();
 872             TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
 873         }
 874
 875         TAB_APPEND( p_sys->i_title, p_sys->title, t );
 876     }
 877 }
 878
 879 /*****************************************************************************
 880  * Update functions:
 881  *****************************************************************************/
 882 static void ButtonUpdate( demux_t *p_demux, vlc_bool_t b_mode )
 883 {
 884     demux_sys_t *p_sys = p_demux->p_sys;
 885     vlc_value_t val;
 886     int32_t i_title, i_part;
 887
 888     dvdnav_current_title_info( p_sys->dvdnav, &i_title, &i_part );
 889
 890     if( var_Get( p_sys->p_input, "highlight-mutex", &val ) == VLC_SUCCESS )
 891     {
 892         vlc_mutex_t *p_mutex = val.p_address;
 893         dvdnav_highlight_area_t hl;
 894         int32_t i_button;
 895
 896         if( dvdnav_get_current_highlight( p_sys->dvdnav, &i_button )
 897             != DVDNAV_STATUS_OK )
 898         {
 899             msg_Err( p_demux, "dvdnav_get_current_highlight failed" );
 900             return;
 901         }
 902
 903         if( i_button > 0 && i_title ==  0 )
 904         {
 905             int i;
 906             pci_t *pci = dvdnav_get_current_nav_pci( p_sys->dvdnav );
 907
 908             dvdnav_get_highlight_area( pci, i_button, b_mode, &hl );
 909
 910             for( i = 0; i < 4; i++ )
 911             {
 912                 uint32_t i_yuv = p_sys->clut[(hl.palette>>(16+i*4))&0x0f];
 913                 uint8_t i_alpha = (hl.palette>>(i*4))&0x0f;
 914                 i_alpha = i_alpha == 0xf ? 0xff : i_alpha << 4;
 915
 916                 p_sys->palette[i][0] = (i_yuv >> 16) & 0xff;
 917                 p_sys->palette[i][1] = (i_yuv >> 0) & 0xff;
 918                 p_sys->palette[i][2] = (i_yuv >> 8) & 0xff;
 919                 p_sys->palette[i][3] = i_alpha;
 920             }
 921
 922             vlc_mutex_lock( p_mutex );
 923             val.i_int = hl.sx; var_Set( p_sys->p_input, "x-start", val );
 924             val.i_int = hl.ex; var_Set( p_sys->p_input, "x-end", val );
 925             val.i_int = hl.sy; var_Set( p_sys->p_input, "y-start", val );
 926             val.i_int = hl.ey; var_Set( p_sys->p_input, "y-end", val );
 927
 928             val.p_address = (void *)p_sys->palette;
 929             var_Set( p_sys->p_input, "menu-palette", val );
 930
 931             val.b_bool = VLC_TRUE; var_Set( p_sys->p_input, "highlight", val );
 932             vlc_mutex_unlock( p_mutex );
 933
 934             msg_Dbg( p_demux, "buttonUpdate %d", i_button );
 935         }
 936         else
 937         {
 938             msg_Dbg( p_demux, "buttonUpdate not done b=%d t=%d",
 939                      i_button, i_title );
 940
 941             /* Show all */
 942             vlc_mutex_lock( p_mutex );
 943             val.b_bool = VLC_FALSE;
 944             var_Set( p_sys->p_input, "highlight", val );
 945             vlc_mutex_unlock( p_mutex );
 946         }
 947     }
 948 }
 949
 950 static void ESSubtitleUpdate( demux_t *p_demux )
 951 {
 952     demux_sys_t *p_sys = p_demux->p_sys;
 953     int         i_spu = dvdnav_get_active_spu_stream( p_sys->dvdnav );
 954     int32_t i_title, i_part;
 955
 956     ButtonUpdate( p_demux, 0 );
 957
 958     dvdnav_current_title_info( p_sys->dvdnav, &i_title, &i_part );
 959     if( i_title > 0 ) return;
 960
 961     if( i_spu >= 0 && i_spu <= 0x1f )
 962     {
 963         ps_track_t *tk = &p_sys->tk[PS_ID_TO_TK(0xbd20 + i_spu)];
 964
 965         ESNew( p_demux, 0xbd20 + i_spu );
 966
 967         /* be sure to unselect it (reset) */
 968         es_out_Control( p_demux->out, ES_OUT_SET_ES_STATE, tk->es,
 969                         (vlc_bool_t)VLC_FALSE );
 970
 971         /* now select it */
 972         es_out_Control( p_demux->out, ES_OUT_SET_ES, tk->es );
 973     }
 974     else
 975     {
 976         for( i_spu = 0; i_spu <= 0x1F; i_spu++ )
 977         {
 978             ps_track_t *tk = &p_sys->tk[PS_ID_TO_TK(0xbd20 + i_spu)];
 979             if( tk->b_seen )
 980             {
 981                 es_out_Control( p_demux->out, ES_OUT_SET_ES_STATE, tk->es,
 982                                 (vlc_bool_t)VLC_FALSE );
 983             }
 984         }
 985     }
 986 }
 987
 988 /*****************************************************************************
 989  * DemuxBlock: demux a given block
 990  *****************************************************************************/
 991 static int DemuxBlock( demux_t *p_demux, uint8_t *pkt, int i_pkt )
 992 {
 993     demux_sys_t *p_sys = p_demux->p_sys;
 994     uint8_t     *p = pkt;
 995
 996     while( p < &pkt[i_pkt] )
 997     {
 998         int i_size = ps_pkt_size( p, &pkt[i_pkt] - p );
 999         block_t *p_pkt;
1000         if( i_size <= 0 )
1001         {
1002             break;
1003         }
1004
1005         /* Create a block */
1006         p_pkt = block_New( p_demux, i_size );
1007         memcpy( p_pkt->p_buffer, p, i_size);
1008
1009         /* Parse it and send it */
1010         switch( 0x100 | p[3] )
1011         {
1012         case 0x1b9:
1013         case 0x1bb:
1014         case 0x1bc:
1015 #ifdef DVDNAV_DEBUG
1016             if( p[3] == 0xbc )
1017             {
1018                 msg_Warn( p_demux, "received a PSM packet" );
1019             }
1020             else if( p[3] == 0xbb )
1021             {
1022                 msg_Warn( p_demux, "received a SYSTEM packet" );
1023             }
1024 #endif
1025             block_Release( p_pkt );
1026             break;
1027
1028         case 0x1ba:
1029         {
1030             int64_t i_scr;
1031             int i_mux_rate;
1032             if( !ps_pkt_parse_pack( p_pkt, &i_scr, &i_mux_rate ) )
1033             {
1034                 es_out_Control( p_demux->out, ES_OUT_SET_PCR, i_scr );
1035                 if( i_mux_rate > 0 ) p_sys->i_mux_rate = i_mux_rate;
1036             }
1037             block_Release( p_pkt );
1038             break;
1039         }
1040         default:
1041         {
1042             int i_id = ps_pkt_id( p_pkt );
1043             if( i_id >= 0xc0 )
1044             {
1045                 ps_track_t *tk = &p_sys->tk[PS_ID_TO_TK(i_id)];
1046
1047                 if( !tk->b_seen )
1048                 {
1049                     ESNew( p_demux, i_id );
1050                 }
1051                 if( tk->b_seen && tk->es &&
1052                     !ps_pkt_parse_pes( p_pkt, tk->i_skip ) )
1053                 {
1054                     es_out_Send( p_demux->out, tk->es, p_pkt );
1055                 }
1056                 else
1057                 {
1058                     block_Release( p_pkt );
1059                 }
1060             }
1061             else
1062             {
1063                 block_Release( p_pkt );
1064             }
1065             break;
1066         }
1067         }
1068
1069         p += i_size;
1070     }
1071
1072     return VLC_SUCCESS;
1073 }
1074
1075 /*****************************************************************************
1076  * ESNew: register a new elementary stream
1077  *****************************************************************************/
1078 static void ESNew( demux_t *p_demux, int i_id )
1079 {
1080     demux_sys_t *p_sys = p_demux->p_sys;
1081     ps_track_t  *tk = &p_sys->tk[PS_ID_TO_TK(i_id)];
1082     vlc_bool_t  b_select = VLC_FALSE;
1083
1084     if( tk->b_seen ) return;
1085
1086     if( ps_track_fill( tk, 0, i_id ) )
1087     {
1088         msg_Warn( p_demux, "unknown codec for id=0x%x", i_id );
1089         return;
1090     }
1091
1092     /* Add a new ES */
1093     if( tk->fmt.i_cat == VIDEO_ES )
1094     {
1095         if( p_sys->i_aspect >= 0 )
1096         {
1097             tk->fmt.video.i_aspect = p_sys->i_aspect;
1098         }
1099         b_select = VLC_TRUE;
1100     }
1101     else if( tk->fmt.i_cat == AUDIO_ES )
1102     {
1103         int i_audio = -1;
1104         /* find the audio number PLEASE find another way */
1105         if( (i_id&0xbdf8) == 0xbd88 )       /* dts */
1106         {
1107             i_audio = i_id&0x07;
1108         }
1109         else if( (i_id&0xbdf0) == 0xbd80 )  /* a52 */
1110         {
1111             i_audio = i_id&0xf;
1112         }
1113         else if( (i_id&0xbdf0) == 0xbda0 )  /* lpcm */
1114         {
1115             i_audio = i_id&0x1f;
1116         }
1117         else if( ( i_id&0xe0 ) == 0xc0 )    /* mpga */
1118         {
1119             i_audio = i_id&0x1f;
1120         }
1121         if( i_audio >= 0 )
1122         {
1123             int i_lang = dvdnav_audio_stream_to_lang( p_sys->dvdnav, i_audio );
1124             if( i_lang != 0xffff )
1125             {
1126                 tk->fmt.psz_language = malloc( 3 );
1127                 tk->fmt.psz_language[0] = (i_lang >> 8)&0xff;
1128                 tk->fmt.psz_language[1] = (i_lang     )&0xff;
1129                 tk->fmt.psz_language[2] = 0;
1130             }
1131             if( dvdnav_get_active_audio_stream( p_sys->dvdnav ) == i_audio )
1132             {
1133                 b_select = VLC_TRUE;
1134             }
1135         }
1136     }
1137     else if( tk->fmt.i_cat == SPU_ES )
1138     {
1139         int32_t i_title, i_part;
1140         int i_lang = dvdnav_spu_stream_to_lang( p_sys->dvdnav, i_id&0x1f );
1141         if( i_lang != 0xffff )
1142         {
1143             tk->fmt.psz_language = malloc( 3 );
1144             tk->fmt.psz_language[0] = (i_lang >> 8)&0xff;
1145             tk->fmt.psz_language[1] = (i_lang     )&0xff;
1146             tk->fmt.psz_language[2] = 0;
1147         }
1148
1149         /* Palette */
1150         tk->fmt.subs.spu.palette[0] = 0xBeef;
1151         memcpy( &tk->fmt.subs.spu.palette[1], p_sys->clut,
1152                 16 * sizeof( uint32_t ) );
1153
1154         /* We select only when we are not in the menu */
1155         dvdnav_current_title_info( p_sys->dvdnav, &i_title, &i_part );
1156         if( i_title > 0 &&
1157             dvdnav_get_active_spu_stream( p_sys->dvdnav ) == (i_id&0x1f) )
1158         {
1159             b_select = VLC_TRUE;
1160         }
1161     }
1162
1163     tk->es = es_out_Add( p_demux->out, &tk->fmt );
1164     if( b_select )
1165     {
1166         es_out_Control( p_demux->out, ES_OUT_SET_ES, tk->es );
1167     }
1168     tk->b_seen = VLC_TRUE;
1169
1170     if( tk->fmt.i_cat == VIDEO_ES ) ButtonUpdate( p_demux, 0 );
1171 }
1172
1173 /*****************************************************************************
1174  * Event handler code
1175  *****************************************************************************/
1176 static int  EventMouse( vlc_object_t *, char const *,
1177                         vlc_value_t, vlc_value_t, void * );
1178 static int  EventKey  ( vlc_object_t *, char const *,
1179                         vlc_value_t, vlc_value_t, void * );
1180
1181 static int EventThread( vlc_object_t *p_this )
1182 {
1183     event_thread_t *p_ev = (event_thread_t*)p_this;
1184     demux_sys_t    *p_sys = p_ev->p_demux->p_sys;
1185     vlc_object_t   *p_vout = NULL;
1186
1187     vlc_mutex_init( p_ev, &p_ev->lock );
1188     p_ev->b_moved   = VLC_FALSE;
1189     p_ev->b_clicked = VLC_FALSE;
1190     p_ev->b_key     = VLC_FALSE;
1191     p_ev->b_still   = VLC_FALSE;
1192
1193     /* catch all key event */
1194     var_AddCallback( p_ev->p_vlc, "key-pressed", EventKey, p_ev );
1195
1196     /* main loop */
1197     while( !p_ev->b_die )
1198     {
1199         vlc_bool_t b_activated = VLC_FALSE;
1200
1201         /* KEY part */
1202         if( p_ev->b_key )
1203         {
1204             pci_t *pci = dvdnav_get_current_nav_pci( p_sys->dvdnav );
1205
1206             vlc_value_t valk;
1207             struct hotkey *p_hotkeys = p_ev->p_vlc->p_hotkeys;
1208             int i, i_action = -1;
1209
1210             vlc_mutex_lock( &p_ev->lock );
1211             var_Get( p_ev->p_vlc, "key-pressed", &valk );
1212             for( i = 0; p_hotkeys[i].psz_action != NULL; i++ )
1213             {
1214                 if( p_hotkeys[i].i_key == valk.i_int )
1215                 {
1216                     i_action = p_hotkeys[i].i_action;
1217                 }
1218             }
1219
1220             switch( i_action )
1221             {
1222             case ACTIONID_NAV_LEFT:
1223                 dvdnav_left_button_select( p_sys->dvdnav, pci );
1224                 break;
1225             case ACTIONID_NAV_RIGHT:
1226                 dvdnav_right_button_select( p_sys->dvdnav, pci );
1227                 break;
1228             case ACTIONID_NAV_UP:
1229                 dvdnav_upper_button_select( p_sys->dvdnav, pci );
1230                 break;
1231             case ACTIONID_NAV_DOWN:
1232                 dvdnav_lower_button_select( p_sys->dvdnav, pci );
1233                 break;
1234             case ACTIONID_NAV_ACTIVATE:
1235                 b_activated = VLC_TRUE;
1236                 dvdnav_button_activate( p_sys->dvdnav, pci );
1237                 ButtonUpdate( p_ev->p_demux, VLC_TRUE );
1238                 break;
1239             default:
1240                 break;
1241             }
1242             p_ev->b_key = VLC_FALSE;
1243             vlc_mutex_unlock( &p_ev->lock );
1244         }
1245
1246         /* VOUT part */
1247         if( p_vout && ( p_ev->b_moved || p_ev->b_clicked ) )
1248         {
1249             pci_t *pci = dvdnav_get_current_nav_pci( p_sys->dvdnav );
1250             vlc_value_t valx, valy;
1251
1252             vlc_mutex_lock( &p_ev->lock );
1253             var_Get( p_vout, "mouse-x", &valx );
1254             var_Get( p_vout, "mouse-y", &valy );
1255
1256             if( p_ev->b_moved )
1257             {
1258                 dvdnav_mouse_select( p_sys->dvdnav, pci, valx.i_int,
1259                                      valy.i_int );
1260             }
1261             if( p_ev->b_clicked )
1262             {
1263                 b_activated = VLC_TRUE;
1264                 dvdnav_mouse_activate( p_sys->dvdnav, pci, valx.i_int,
1265                                        valy.i_int );
1266                 ButtonUpdate( p_ev->p_demux, VLC_TRUE );
1267             }
1268
1269             p_ev->b_moved = VLC_FALSE;
1270             p_ev->b_clicked = VLC_FALSE;
1271             vlc_mutex_unlock( &p_ev->lock );
1272         }
1273         if( p_vout && p_vout->b_die )
1274         {
1275             var_DelCallback( p_vout, "mouse-moved", EventMouse, p_ev );
1276             var_DelCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
1277             vlc_object_release( p_vout );
1278             p_vout = NULL;
1279         }
1280         if( p_vout == NULL )
1281         {
1282             p_vout = vlc_object_find( p_sys->p_input, VLC_OBJECT_VOUT,
1283                                       FIND_CHILD );
1284             if( p_vout)
1285             {
1286                 var_AddCallback( p_vout, "mouse-moved", EventMouse, p_ev );
1287                 var_AddCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
1288             }
1289         }
1290
1291         /* Still part */
1292         vlc_mutex_lock( &p_ev->lock );
1293         if( p_ev->b_still )
1294         {
1295             if( /* b_activated || // This breaks menus */
1296                 ( p_ev->i_still_end > 0 && p_ev->i_still_end < mdate() ))
1297             {
1298                 p_ev->b_still = VLC_FALSE;
1299                 dvdnav_still_skip( p_sys->dvdnav );
1300             }
1301         }
1302         vlc_mutex_unlock( &p_ev->lock );
1303
1304         /* Wait a bit */
1305         msleep( 10000 );
1306     }
1307
1308     /* Release callback */
1309     if( p_vout )
1310     {
1311         var_DelCallback( p_vout, "mouse-moved", EventMouse, p_ev );
1312         var_DelCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
1313         vlc_object_release( p_vout );
1314     }
1315     var_DelCallback( p_ev->p_vlc, "key-pressed", EventKey, p_ev );
1316
1317     vlc_mutex_destroy( &p_ev->lock );
1318
1319     return VLC_SUCCESS;
1320 }
1321
1322 static int EventMouse( vlc_object_t *p_this, char const *psz_var,
1323                        vlc_value_t oldval, vlc_value_t newval, void *p_data )
1324 {
1325     event_thread_t *p_ev = p_data;
1326     vlc_mutex_lock( &p_ev->lock );
1327     if( psz_var[6] == 'c' )
1328         p_ev->b_clicked = VLC_TRUE;
1329     else if( psz_var[6] == 'm' )
1330         p_ev->b_moved = VLC_TRUE;
1331     vlc_mutex_unlock( &p_ev->lock );
1332
1333     return VLC_SUCCESS;
1334 }
1335
1336 static int EventKey( vlc_object_t *p_this, char const *psz_var,
1337                      vlc_value_t oldval, vlc_value_t newval, void *p_data )
1338 {
1339     event_thread_t *p_ev = p_data;
1340     vlc_mutex_lock( &p_ev->lock );
1341     p_ev->b_key = VLC_TRUE;
1342     vlc_mutex_unlock( &p_ev->lock );
1343
1344     return VLC_SUCCESS;
1345 }
1346
1347 /*****************************************************************************
1348  * ProbeDVD: very weak probing that avoids going too often into a dvdnav_open()
1349  *****************************************************************************/
1350 static int ProbeDVD( demux_t *p_demux, char *psz_name )
1351 {
1352 #ifdef HAVE_SYS_STAT_H
1353     struct stat stat_info;
1354     uint8_t pi_anchor[2];
1355     uint16_t i_tag_id = 0;
1356     int i_fd, i_ret;
1357
1358     if( stat( psz_name, &stat_info ) || !S_ISREG( stat_info.st_mode ) )
1359     {
1360         /* Let dvdnav_open() do the probing */
1361         return VLC_SUCCESS;
1362     }
1363
1364     if( (i_fd = open( psz_name, O_RDONLY )) == -1 )
1365     {
1366         /* Let dvdnav_open() do the probing */
1367         return VLC_SUCCESS;
1368     }
1369
1370     /* Try to find the anchor (2 bytes at LBA 256) */
1371     i_ret = VLC_SUCCESS;
1372     if( lseek( i_fd, 256 * DVD_VIDEO_LB_LEN, SEEK_SET ) == -1 )
1373     {
1374         i_ret = VLC_EGENERIC;
1375     }
1376
1377     if( read( i_fd, pi_anchor, 2 ) == 2 )
1378     {
1379         i_tag_id = GetWLE(pi_anchor);
1380         if( i_tag_id != 2 ) i_ret = VLC_EGENERIC; /* Not an anchor */
1381     }
1382     else
1383     {
1384         i_ret = VLC_EGENERIC;
1385     }
1386
1387     close( i_fd );
1388
1389     return i_ret;
1390 #else
1391
1392     return VLC_SUCCESS;
1393 #endif
1394 }