* all: added a --audio-language and --spu-language to select tracks based
[vlc.git] / 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     /* FIXME */
133     uint8_t     alpha[4];
134     uint32_t    clut[16];
135
136     /* */
137     int i_aspect;
138
139     int           i_title;
140     input_title_t **title;
141 };
142
143 static int Control( demux_t *, int, va_list );
144 static int Demux( demux_t * );
145 static int DemuxBlock( demux_t *, uint8_t *, int );
146
147 static void DemuxTitles( demux_t * );
148 static void ESSubtitleUpdate( demux_t * );
149 static void ButtonUpdate( demux_t * );
150
151 static void ESNew( demux_t *, int );
152 static int ProbeDVD( demux_t *, char * );
153
154 static char *DemuxGetLanguageCode( demux_t *p_demux, char *psz_var );
155
156 /*****************************************************************************
157  * DemuxOpen:
158  *****************************************************************************/
159 static int Open( vlc_object_t *p_this )
160 {
161     demux_t     *p_demux = (demux_t*)p_this;
162     demux_sys_t *p_sys;
163     dvdnav_t    *p_dvdnav;
164     int         i_angle;
165     char        *psz_name;
166     char        *psz_code;
167     vlc_value_t val;
168
169     if( !p_demux->psz_path || !*p_demux->psz_path )
170     {
171         /* Only when selected */
172         if( !p_this->b_force ) return VLC_EGENERIC;
173
174         psz_name = var_CreateGetString( p_this, "dvd" );
175         if( !psz_name || !*psz_name )
176         {
177             if( psz_name ) free( psz_name );
178             return VLC_EGENERIC;
179         }
180     }
181     else psz_name = strdup( p_demux->psz_path );
182
183 #ifdef WIN32
184     if( psz_name[0] && psz_name[1] == ':' &&
185         psz_name[2] == '\\' && psz_name[3] == '\0' ) psz_name[2] = '\0';
186 #endif
187
188     /* Try some simple probing to avoid going through dvdnav_open too often */
189     if( ProbeDVD( p_demux, psz_name ) != VLC_SUCCESS )
190     {
191         free( psz_name );
192         return VLC_EGENERIC;
193     }
194
195     /* Open dvdnav */
196     if( dvdnav_open( &p_dvdnav, psz_name ) != DVDNAV_STATUS_OK )
197     {
198         msg_Warn( p_demux, "cannot open dvdnav" );
199         free( psz_name );
200         return VLC_EGENERIC;
201     }
202     free( psz_name );
203
204     /* Fill p_demux field */
205     p_demux->pf_demux = Demux;
206     p_demux->pf_control = Control;
207     p_demux->p_sys = p_sys = malloc( sizeof( demux_sys_t ) );
208     memset( p_sys, 0, sizeof( demux_sys_t ) );
209     p_sys->dvdnav = p_dvdnav;
210
211     ps_track_init( p_sys->tk );
212     p_sys->i_aspect = -1;
213     p_sys->i_mux_rate = 0;
214
215     if( 1 )
216     {
217         // Hack for libdvdnav CVS.
218         // Without it dvdnav_get_number_of_titles() fails.
219         // Remove when fixed in libdvdnav CVS.
220         uint8_t buffer[DVD_VIDEO_LB_LEN];
221         int i_event, i_len;
222
223         if( dvdnav_get_next_block( p_sys->dvdnav, buffer, &i_event, &i_len )
224               == DVDNAV_STATUS_ERR )
225         {
226             msg_Warn( p_demux, "dvdnav_get_next_block failed" );
227         }
228
229         dvdnav_sector_search( p_sys->dvdnav, 0, SEEK_SET );
230     }
231
232     /* Configure dvdnav */
233     if( dvdnav_set_readahead_flag( p_sys->dvdnav, DVD_READ_CACHE ) !=
234           DVDNAV_STATUS_OK )
235     {
236         msg_Warn( p_demux, "cannot set read-a-head flag" );
237     }
238
239     if( dvdnav_set_PGC_positioning_flag( p_sys->dvdnav, 1 ) !=
240           DVDNAV_STATUS_OK )
241     {
242         msg_Warn( p_demux, "cannot set PGC positioning flag" );
243     }
244
245     /* Set menu language ("en")
246      * XXX: maybe it would be better to set it like audio/spu or to create a --menu-language option */
247     if( dvdnav_menu_language_select( p_sys->dvdnav,LANGUAGE_DEFAULT ) != DVDNAV_STATUS_OK )
248     {
249         msg_Warn( p_demux, "something failed while setting menu '%s' language (%s)",
250                   LANGUAGE_DEFAULT,
251                   dvdnav_err_to_string( p_sys->dvdnav ) );
252     }
253
254     /* Set audio language */
255     psz_code = DemuxGetLanguageCode( p_demux, "audio-language" );
256     if( dvdnav_audio_language_select(p_sys->dvdnav, psz_code ) != DVDNAV_STATUS_OK )
257     {
258         msg_Warn( p_demux, "something failed while setting audio '%s' language (%s)",
259                   psz_code,
260                   dvdnav_err_to_string( p_sys->dvdnav ) );
261         /* We try to fall back to 'en' */
262         if( strcmp( psz_code, LANGUAGE_DEFAULT ) )
263             dvdnav_audio_language_select(p_sys->dvdnav, LANGUAGE_DEFAULT );
264     }
265     free( psz_code );
266
267     /* Set spu language */
268     psz_code = DemuxGetLanguageCode( p_demux, "spu-language" );
269     if( dvdnav_spu_language_select( p_sys->dvdnav,psz_code ) != DVDNAV_STATUS_OK )
270     {
271         msg_Warn( p_demux, "something failed while setting spu '%s' language (%s)",
272                   psz_code,
273                   dvdnav_err_to_string( p_sys->dvdnav ) );
274         /* We try to fall back to 'en' */
275         if( strcmp( psz_code, LANGUAGE_DEFAULT ) )
276             dvdnav_spu_language_select(p_sys->dvdnav, LANGUAGE_DEFAULT );
277     }
278     free( psz_code );
279
280     DemuxTitles( p_demux );
281
282     var_Create( p_demux, "dvdnav-menu", VLC_VAR_BOOL|VLC_VAR_DOINHERIT );
283     var_Get( p_demux, "dvdnav-menu", &val );
284     if( val.b_bool )
285     {
286         msg_Dbg( p_demux, "trying to go to dvd menu" );
287
288         if( dvdnav_title_play( p_sys->dvdnav, 1 ) != DVDNAV_STATUS_OK )
289         {
290             msg_Warn( p_demux, "cannot set title" );
291         }
292
293         if( dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Title ) !=
294             DVDNAV_STATUS_OK )
295         {
296             msg_Warn( p_demux, "cannot go to dvd menu" );
297         }
298     }
299
300     var_Create( p_demux, "dvdnav-angle", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
301     var_Get( p_demux, "dvdnav-angle", &val );
302     i_angle = val.i_int > 0 ? val.i_int : 1;
303
304     /* Update default_pts to a suitable value for dvdnav access */
305     var_Create( p_demux, "dvdnav-caching", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
306
307     /* FIXME hack hack hack hack FIXME */
308     /* Get p_input and create variable */
309     p_sys->p_input = vlc_object_find( p_demux, VLC_OBJECT_INPUT, FIND_PARENT );
310     var_Create( p_sys->p_input, "x-start", VLC_VAR_INTEGER );
311     var_Create( p_sys->p_input, "y-start", VLC_VAR_INTEGER );
312     var_Create( p_sys->p_input, "x-end", VLC_VAR_INTEGER );
313     var_Create( p_sys->p_input, "y-end", VLC_VAR_INTEGER );
314     var_Create( p_sys->p_input, "color", VLC_VAR_ADDRESS );
315     var_Create( p_sys->p_input, "contrast", VLC_VAR_ADDRESS );
316     var_Create( p_sys->p_input, "highlight", VLC_VAR_BOOL );
317     var_Create( p_sys->p_input, "highlight-mutex", VLC_VAR_MUTEX );
318
319     /* Now create our event thread catcher */
320     p_sys->p_ev = vlc_object_create( p_demux, sizeof( event_thread_t ) );
321     p_sys->p_ev->p_demux = p_demux;
322     vlc_thread_create( p_sys->p_ev, "dvdnav event thread handler", EventThread,
323                        VLC_THREAD_PRIORITY_LOW, VLC_FALSE );
324
325     return VLC_SUCCESS;
326 }
327
328 /*****************************************************************************
329  * Close:
330  *****************************************************************************/
331 static void Close( vlc_object_t *p_this )
332 {
333     demux_t     *p_demux = (demux_t*)p_this;
334     demux_sys_t *p_sys = p_demux->p_sys;
335     int i;
336
337     /* stop the event handler */
338     p_sys->p_ev->b_die = VLC_TRUE;
339     vlc_thread_join( p_sys->p_ev );
340     vlc_object_destroy( p_sys->p_ev );
341
342     var_Destroy( p_sys->p_input, "highlight-mutex" );
343     var_Destroy( p_sys->p_input, "highlight" );
344     var_Destroy( p_sys->p_input, "x-start" );
345     var_Destroy( p_sys->p_input, "x-end" );
346     var_Destroy( p_sys->p_input, "y-start" );
347     var_Destroy( p_sys->p_input, "y-end" );
348     var_Destroy( p_sys->p_input, "color" );
349     var_Destroy( p_sys->p_input, "contrast" );
350
351     vlc_object_release( p_sys->p_input );
352
353     for( i = 0; i < PS_TK_COUNT; i++ )
354     {
355         ps_track_t *tk = &p_sys->tk[i];
356         if( tk->b_seen )
357         {
358             es_format_Clean( &tk->fmt );
359             if( tk->es ) es_out_Del( p_demux->out, tk->es );
360         }
361     }
362
363     dvdnav_close( p_sys->dvdnav );
364     free( p_sys );
365 }
366
367 /*****************************************************************************
368  * Control:
369  *****************************************************************************/
370 static int Control( demux_t *p_demux, int i_query, va_list args )
371 {
372     demux_sys_t *p_sys = p_demux->p_sys;
373     double f, *pf;
374     vlc_bool_t *pb;
375     int64_t *pi64;
376     input_title_t ***ppp_title;
377     int          *pi_int;
378     int i;
379
380     switch( i_query )
381     {
382         case DEMUX_SET_POSITION:
383         case DEMUX_GET_POSITION:
384         case DEMUX_GET_TIME:
385         case DEMUX_GET_LENGTH:
386         {
387             uint32_t pos, len;
388             if( dvdnav_get_position( p_sys->dvdnav, &pos, &len ) !=
389                   DVDNAV_STATUS_OK || len == 0 )
390             {
391                 return VLC_EGENERIC;
392             }
393
394             if( i_query == DEMUX_GET_POSITION )
395             {
396                 pf = (double*)va_arg( args, double* );
397                 *pf = (double)pos / (double)len;
398                 return VLC_SUCCESS;
399             }
400             else if( i_query == DEMUX_SET_POSITION )
401             {
402                 f = (double)va_arg( args, double );
403                 pos = f * len;
404                 if( dvdnav_sector_search( p_sys->dvdnav, pos, SEEK_SET ) ==
405                       DVDNAV_STATUS_OK )
406                 {
407                     return VLC_SUCCESS;
408                 }
409             }
410             else if( i_query == DEMUX_GET_TIME )
411             {
412                 pi64 = (int64_t*)va_arg( args, int64_t * );
413                 if( p_sys->i_mux_rate > 0 )
414                 {
415                     *pi64 = (int64_t)1000000 * 2048 * pos / 50 /
416                         p_sys->i_mux_rate;
417                     return VLC_SUCCESS;
418                 }
419             }
420             else if( i_query == DEMUX_GET_LENGTH )
421             {
422                 pi64 = (int64_t*)va_arg( args, int64_t * );
423                 if( p_sys->i_mux_rate > 0 )
424                 {
425                     *pi64 = (int64_t)1000000 * len * 2048 / 50 /
426                         p_sys->i_mux_rate;
427                     return VLC_SUCCESS;
428                 }
429             }
430
431             return VLC_EGENERIC;
432         }
433
434         /* Special for access_demux */
435         case DEMUX_CAN_PAUSE:
436         case DEMUX_CAN_CONTROL_PACE:
437             /* TODO */
438             pb = (vlc_bool_t*)va_arg( args, vlc_bool_t * );
439             *pb = VLC_TRUE;
440             return VLC_SUCCESS;
441
442         case DEMUX_SET_PAUSE_STATE:
443             return VLC_SUCCESS;
444
445         case DEMUX_GET_TITLE_INFO:
446             ppp_title = (input_title_t***)va_arg( args, input_title_t*** );
447             pi_int    = (int*)va_arg( args, int* );
448             *((int*)va_arg( args, int* )) = 0; /* Title offset */
449             *((int*)va_arg( args, int* )) = 1; /* Chapter offset */
450
451             /* Duplicate title infos */
452             *pi_int = p_sys->i_title;
453             *ppp_title = malloc( sizeof( input_title_t ** ) * p_sys->i_title );
454             for( i = 0; i < p_sys->i_title; i++ )
455             {
456                 (*ppp_title)[i] = vlc_input_title_Duplicate( p_sys->title[i] );
457             }
458             return VLC_SUCCESS;
459
460         case DEMUX_SET_TITLE:
461             i = (int)va_arg( args, int );
462             if( ( i == 0 && dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Root )
463                   != DVDNAV_STATUS_OK ) ||
464                 ( i != 0 && dvdnav_title_play( p_sys->dvdnav, i )
465                   != DVDNAV_STATUS_OK ) )
466             {
467                 msg_Warn( p_demux, "cannot set title/chapter" );
468                 return VLC_EGENERIC;
469             }
470             p_demux->info.i_update |=
471                 INPUT_UPDATE_TITLE | INPUT_UPDATE_SEEKPOINT;
472             p_demux->info.i_title = i;
473             p_demux->info.i_seekpoint = 0;
474             return VLC_SUCCESS;
475
476         case DEMUX_SET_SEEKPOINT:
477             i = (int)va_arg( args, int );
478             if( p_demux->info.i_title == 0 )
479             {
480                 int i_ret;
481                 /* Special case */
482                 switch( i )
483                 {
484                 case 0:
485                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Escape );
486                     break;
487                 case 1:
488                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Root );
489                     break;
490                 case 2:
491                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Title );
492                     break;
493                 case 3:
494                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Part );
495                     break;
496                 case 4:
497                     i_ret = dvdnav_menu_call( p_sys->dvdnav,
498                                               DVD_MENU_Subpicture );
499                     break;
500                 case 5:
501                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Audio );
502                     break;
503                 case 6:
504                     i_ret = dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Angle );
505                     break;
506                 default:
507                     return VLC_EGENERIC;
508                 }
509
510                 if( i_ret != DVDNAV_STATUS_OK )
511                     return VLC_EGENERIC;
512             }
513             else if( dvdnav_part_play( p_sys->dvdnav, p_demux->info.i_title,
514                                        i + 1 ) != DVDNAV_STATUS_OK )
515             {
516                 msg_Warn( p_demux, "cannot set title/chapter" );
517                 return VLC_EGENERIC;
518             }
519             p_demux->info.i_update |= INPUT_UPDATE_SEEKPOINT;
520             p_demux->info.i_seekpoint = i;
521             return VLC_SUCCESS;
522
523         case DEMUX_GET_PTS_DELAY:
524             pi64 = (int64_t*)va_arg( args, int64_t * );
525             *pi64 = (int64_t)var_GetInteger( p_demux, "dvdnav-caching" ) *1000;
526             return VLC_SUCCESS;
527
528         /* TODO implement others */
529         default:
530             return VLC_EGENERIC;
531     }
532 }
533
534 /*****************************************************************************
535  * Demux:
536  *****************************************************************************/
537 static int Demux( demux_t *p_demux )
538 {
539     demux_sys_t *p_sys = p_demux->p_sys;
540
541     uint8_t buffer[DVD_VIDEO_LB_LEN];
542     uint8_t *packet = buffer;
543     int i_event;
544     int i_len;
545
546 #if DVD_READ_CACHE
547     if( dvdnav_get_next_cache_block( p_sys->dvdnav, &packet, &i_event, &i_len )
548         == DVDNAV_STATUS_ERR )
549 #else
550     if( dvdnav_get_next_block( p_sys->dvdnav, packet, &i_event, &i_len )
551         == DVDNAV_STATUS_ERR )
552 #endif
553     {
554         msg_Warn( p_demux, "cannot get next block (%s)",
555                   dvdnav_err_to_string( p_sys->dvdnav ) );
556         return -1;
557     }
558
559     switch( i_event )
560     {
561     case DVDNAV_BLOCK_OK:   /* mpeg block */
562         DemuxBlock( p_demux, packet, i_len );
563         break;
564
565     case DVDNAV_NOP:    /* Nothing */
566         msg_Dbg( p_demux, "DVDNAV_NOP" );
567         break;
568
569     case DVDNAV_STILL_FRAME:
570     {
571         dvdnav_still_event_t *event = (dvdnav_still_event_t*)packet;
572         vlc_mutex_lock( &p_sys->p_ev->lock );
573         if( !p_sys->p_ev->b_still )
574         {
575             msg_Dbg( p_demux, "DVDNAV_STILL_FRAME" );
576             msg_Dbg( p_demux, "     - length=0x%x", event->length );
577             p_sys->p_ev->b_still = VLC_TRUE;
578             if( event->length == 0xff )
579             {
580                 p_sys->p_ev->i_still_end = 0;
581             }
582             else
583             {
584                 p_sys->p_ev->i_still_end = (int64_t)event->length *
585                     1000000 + mdate() + p_sys->p_input->i_pts_delay;
586             }
587         }
588         vlc_mutex_unlock( &p_sys->p_ev->lock );
589         msleep( 40000 );
590         break;
591     }
592
593     case DVDNAV_SPU_CLUT_CHANGE:
594     {
595         int i;
596
597         msg_Dbg( p_demux, "DVDNAV_SPU_CLUT_CHANGE" );
598         /* Update color lookup table (16 *uint32_t in packet) */
599         memcpy( p_sys->clut, packet, 16 * sizeof( uint32_t ) );
600
601         /* HACK to get the SPU tracks registered in the right order */
602         for( i = 0; i < 0x1f; i++ )
603         {
604             if( dvdnav_spu_stream_to_lang( p_sys->dvdnav, i ) != 0xffff )
605                 ESNew( p_demux, 0xbd20 + i );
606         }
607         /* END HACK */
608         break;
609     }
610
611     case DVDNAV_SPU_STREAM_CHANGE:
612     {
613         dvdnav_spu_stream_change_event_t *event =
614             (dvdnav_spu_stream_change_event_t*)packet;
615         int i;
616
617         msg_Dbg( p_demux, "DVDNAV_SPU_STREAM_CHANGE" );
618         msg_Dbg( p_demux, "     - physical_wide=%d",
619                  event->physical_wide );
620         msg_Dbg( p_demux, "     - physical_letterbox=%d",
621                  event->physical_letterbox);
622         msg_Dbg( p_demux, "     - physical_pan_scan=%d",
623                  event->physical_pan_scan );
624
625         ESSubtitleUpdate( p_demux );
626
627         /* HACK to get the SPU tracks registered in the right order */
628         for( i = 0; i < 0x1f; i++ )
629         {
630             if( dvdnav_spu_stream_to_lang( p_sys->dvdnav, i ) != 0xffff )
631                 ESNew( p_demux, 0xbd20 + i );
632         }
633         /* END HACK */
634         break;
635     }
636
637     case DVDNAV_AUDIO_STREAM_CHANGE:
638     {
639         dvdnav_audio_stream_change_event_t *event =
640             (dvdnav_audio_stream_change_event_t*)packet;
641         msg_Dbg( p_demux, "DVDNAV_AUDIO_STREAM_CHANGE" );
642         msg_Dbg( p_demux, "     - physical=%d", event->physical );
643         /* TODO */
644         break;
645     }
646
647     case DVDNAV_VTS_CHANGE:
648     {
649         int32_t i_title = 0;
650         int32_t i_part  = 0;
651         int i;
652
653         dvdnav_vts_change_event_t *event = (dvdnav_vts_change_event_t*)packet;
654         msg_Dbg( p_demux, "DVDNAV_VTS_CHANGE" );
655         msg_Dbg( p_demux, "     - vtsN=%d", event->new_vtsN );
656         msg_Dbg( p_demux, "     - domain=%d", event->new_domain );
657
658         /* dvdnav_get_video_aspect / dvdnav_get_video_scale_permission */
659         /* TODO check if we always have VTS and CELL */
660         p_sys->i_aspect = dvdnav_get_video_aspect( p_sys->dvdnav );
661
662         /* reset PCR */
663         es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
664
665         for( i = 0; i < PS_TK_COUNT; i++ )
666         {
667             ps_track_t *tk = &p_sys->tk[i];
668             if( tk->b_seen )
669             {
670                 es_format_Clean( &tk->fmt );
671                 if( tk->es ) es_out_Del( p_demux->out, tk->es );
672             }
673             tk->b_seen = VLC_FALSE;
674         }
675
676         if( dvdnav_current_title_info( p_sys->dvdnav, &i_title,
677                                        &i_part ) == DVDNAV_STATUS_OK )
678         {
679             if( i_title >= 0 && i_title < p_sys->i_title &&
680                 p_demux->info.i_title != i_title )
681             {
682                 p_demux->info.i_update |= INPUT_UPDATE_TITLE;
683                 p_demux->info.i_title = i_title;
684             }
685         }
686         break;
687     }
688
689     case DVDNAV_CELL_CHANGE:
690     {
691         int32_t i_title = 0;
692         int32_t i_part  = 0;
693
694         dvdnav_cell_change_event_t *event =
695             (dvdnav_cell_change_event_t*)packet;
696         msg_Dbg( p_demux, "DVDNAV_CELL_CHANGE" );
697         msg_Dbg( p_demux, "     - cellN=%d", event->cellN );
698         msg_Dbg( p_demux, "     - pgN=%d", event->pgN );
699         msg_Dbg( p_demux, "     - cell_length=%lld", event->cell_length );
700         msg_Dbg( p_demux, "     - pg_length=%lld", event->pg_length );
701         msg_Dbg( p_demux, "     - pgc_length=%lld", event->pgc_length );
702         msg_Dbg( p_demux, "     - cell_start=%lld", event->cell_start );
703         msg_Dbg( p_demux, "     - pg_start=%lld", event->pg_start );
704
705         /* FIXME is it correct or there is better way to know chapter change */
706         if( dvdnav_current_title_info( p_sys->dvdnav, &i_title,
707                                        &i_part ) == DVDNAV_STATUS_OK )
708         {
709             if( i_title >= 0 && i_title < p_sys->i_title &&
710                 i_part >= 1 && i_part <= p_sys->title[i_title]->i_seekpoint &&
711                 p_demux->info.i_seekpoint != i_part - 1 )
712             {
713                 p_demux->info.i_update |= INPUT_UPDATE_SEEKPOINT;
714                 p_demux->info.i_seekpoint = i_part - 1;
715             }
716         }
717         break;
718     }
719
720     case DVDNAV_NAV_PACKET:
721     {
722 #ifdef DVDNAV_DEBUG
723         msg_Dbg( p_demux, "DVDNAV_NAV_PACKET" );
724 #endif
725         /* A lot of thing to do here :
726          *  - handle packet
727          *  - fetch pts (for time display)
728          *  - ...
729          */
730         DemuxBlock( p_demux, packet, i_len );
731         break;
732     }
733
734     case DVDNAV_STOP:   /* EOF */
735         msg_Dbg( p_demux, "DVDNAV_STOP" );
736         return 0;
737
738     case DVDNAV_HIGHLIGHT:
739     {
740         dvdnav_highlight_event_t *event = (dvdnav_highlight_event_t*)packet;
741         msg_Dbg( p_demux, "DVDNAV_HIGHLIGHT" );
742         msg_Dbg( p_demux, "     - display=%d", event->display );
743         msg_Dbg( p_demux, "     - buttonN=%d", event->buttonN );
744         ButtonUpdate( p_demux );
745         break;
746     }
747
748     case DVDNAV_HOP_CHANNEL:
749         msg_Dbg( p_demux, "DVDNAV_HOP_CHANNEL" );
750         /* We should try to flush all our internal buffer */
751         break;
752
753     case DVDNAV_WAIT:
754         msg_Dbg( p_demux, "DVDNAV_WAIT" );
755
756         dvdnav_wait_skip( p_sys->dvdnav );
757         break;
758
759     default:
760         msg_Warn( p_demux, "Unknown event (0x%x)", i_event );
761         break;
762     }
763
764 #if DVD_READ_CACHE
765     dvdnav_free_cache_block( p_sys->dvdnav, packet );
766 #endif
767
768     return 1;
769 }
770
771 /* Get a 2 char code
772  * FIXME: partiallyy duplicated from src/input/es_out.c
773  */
774 static char *DemuxGetLanguageCode( demux_t *p_demux, char *psz_var )
775 {
776     const iso639_lang_t *pl;
777     char *psz_lang;
778     char *p;
779
780     psz_lang = var_CreateGetString( p_demux, psz_var );
781     /* XXX: we will use only the first value (and ignore other ones in case of a list) */
782     if( ( p = strchr( psz_lang, "," ) ) )
783         *p = '\0';
784
785     for( pl = p_languages; pl->psz_iso639_1 != NULL; pl++ )
786     {
787         if( !strcasecmp( pl->psz_eng_name, psz_lang ) ||
788             !strcasecmp( pl->psz_native_name, psz_lang ) ||
789             !strcasecmp( pl->psz_iso639_1, psz_lang ) ||
790             !strcasecmp( pl->psz_iso639_2T, psz_lang ) ||
791             !strcasecmp( pl->psz_iso639_2B, psz_lang ) )
792             break;
793     }
794
795     free( psz_lang );
796
797     if( pl->psz_iso639_1 != NULL )
798         return strdup( pl->psz_iso639_1 );
799
800     return strdup(LANGUAGE_DEFAULT);
801 }
802
803 static void DemuxTitles( demux_t *p_demux )
804 {
805     demux_sys_t *p_sys = p_demux->p_sys;
806     input_title_t *t;
807     seekpoint_t *s;
808     int32_t i_titles;
809     int i;
810
811     /* Menu */
812     t = vlc_input_title_New();
813     t->b_menu = VLC_TRUE;
814     t->psz_name = strdup( "DVD Menu" );
815
816     s = vlc_seekpoint_New();
817     s->psz_name = strdup( "Resume" );
818     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
819
820     s = vlc_seekpoint_New();
821     s->psz_name = strdup( "Root" );
822     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
823
824     s = vlc_seekpoint_New();
825     s->psz_name = strdup( "Title" );
826     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
827
828     s = vlc_seekpoint_New();
829     s->psz_name = strdup( "Chapter" );
830     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
831
832     s = vlc_seekpoint_New();
833     s->psz_name = strdup( "Subtitle" );
834     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
835
836     s = vlc_seekpoint_New();
837     s->psz_name = strdup( "Audio" );
838     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
839
840     s = vlc_seekpoint_New();
841     s->psz_name = strdup( "Angle" );
842     TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
843
844     TAB_APPEND( p_sys->i_title, p_sys->title, t );
845
846     /* Find out number of titles/chapters */
847     dvdnav_get_number_of_titles( p_sys->dvdnav, &i_titles );
848     for( i = 1; i <= i_titles; i++ )
849     {
850         int32_t i_chapters = 0;
851         int j;
852
853         dvdnav_get_number_of_parts( p_sys->dvdnav, i, &i_chapters );
854
855         t = vlc_input_title_New();
856         for( j = 0; j < __MAX( i_chapters, 1 ); j++ )
857         {
858             s = vlc_seekpoint_New();
859             TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
860         }
861
862         TAB_APPEND( p_sys->i_title, p_sys->title, t );
863     }
864 }
865
866 /*****************************************************************************
867  * Update functions:
868  *****************************************************************************/
869 static void ButtonUpdate( demux_t *p_demux )
870 {
871     demux_sys_t *p_sys = p_demux->p_sys;
872     vlc_value_t val;
873     int32_t i_title, i_part;
874
875     dvdnav_current_title_info( p_sys->dvdnav, &i_title, &i_part );
876
877     if( var_Get( p_sys->p_input, "highlight-mutex", &val ) == VLC_SUCCESS )
878     {
879         vlc_mutex_t *p_mutex = val.p_address;
880         dvdnav_highlight_area_t hl;
881         int32_t i_button;
882
883         if( dvdnav_get_current_highlight( p_sys->dvdnav, &i_button )
884             != DVDNAV_STATUS_OK )
885         {
886             msg_Err( p_demux, "dvdnav_get_current_highlight failed" );
887             return;
888         }
889
890         if( i_button > 0 && i_title ==  0 )
891         {
892             pci_t *pci = dvdnav_get_current_nav_pci( p_sys->dvdnav );
893
894             dvdnav_get_highlight_area( pci, i_button, 1, &hl );
895
896             /* I fear it is plain wrong */
897             p_sys->alpha[0] = hl.palette&0x0f;
898             p_sys->alpha[1] = (hl.palette>>4)&0x0f;
899             p_sys->alpha[2] = (hl.palette>>8)&0x0f;
900             p_sys->alpha[3] = (hl.palette>>12)&0x0f;
901
902             vlc_mutex_lock( p_mutex );
903             val.i_int = hl.sx; var_Set( p_sys->p_input, "x-start", val );
904             val.i_int = hl.ex; var_Set( p_sys->p_input, "x-end", val );
905             val.i_int = hl.sy; var_Set( p_sys->p_input, "y-start", val );
906             val.i_int = hl.ey; var_Set( p_sys->p_input, "y-end", val );
907
908             val.p_address = (void *)p_sys->alpha;
909             var_Set( p_sys->p_input, "contrast", val );
910
911             val.b_bool = VLC_TRUE; var_Set( p_sys->p_input, "highlight", val );
912             vlc_mutex_unlock( p_mutex );
913
914             msg_Dbg( p_demux, "buttonUpdate %d", i_button );
915         }
916         else
917         {
918             msg_Dbg( p_demux, "buttonUpdate not done b=%d t=%d",
919                      i_button, i_title );
920
921             /* Show all */
922             vlc_mutex_lock( p_mutex );
923             val.b_bool = VLC_FALSE;
924             var_Set( p_sys->p_input, "highlight", val );
925             vlc_mutex_unlock( p_mutex );
926         }
927     }
928 }
929
930 static void ESSubtitleUpdate( demux_t *p_demux )
931 {
932     demux_sys_t *p_sys = p_demux->p_sys;
933     int         i_spu = dvdnav_get_active_spu_stream( p_sys->dvdnav );
934     int32_t i_title, i_part;
935
936     ButtonUpdate( p_demux );
937
938     dvdnav_current_title_info( p_sys->dvdnav, &i_title, &i_part );
939     if( i_title > 0 ) return;
940
941     if( i_spu >= 0 && i_spu <= 0x1f )
942     {
943         ps_track_t *tk = &p_sys->tk[PS_ID_TO_TK(0xbd20 + i_spu)];
944
945         ESNew( p_demux, 0xbd20 + i_spu );
946
947         /* be sure to unselect it (reset) */
948         es_out_Control( p_demux->out, ES_OUT_SET_ES_STATE, tk->es,
949                         (vlc_bool_t)VLC_FALSE );
950
951         /* now select it */
952         es_out_Control( p_demux->out, ES_OUT_SET_ES, tk->es );
953     }
954     else
955     {
956         for( i_spu = 0; i_spu <= 0x1F; i_spu++ )
957         {
958             ps_track_t *tk = &p_sys->tk[PS_ID_TO_TK(0xbd20 + i_spu)];
959             if( tk->b_seen )
960             {
961                 es_out_Control( p_demux->out, ES_OUT_SET_ES_STATE, tk->es,
962                                 (vlc_bool_t)VLC_FALSE );
963             }
964         }
965     }
966 }
967
968 /*****************************************************************************
969  * DemuxBlock: demux a given block
970  *****************************************************************************/
971 static int DemuxBlock( demux_t *p_demux, uint8_t *pkt, int i_pkt )
972 {
973     demux_sys_t *p_sys = p_demux->p_sys;
974     uint8_t     *p = pkt;
975
976     while( p < &pkt[i_pkt] )
977     {
978         int i_size = ps_pkt_size( p, &pkt[i_pkt] - p );
979         block_t *p_pkt;
980         if( i_size <= 0 )
981         {
982             break;
983         }
984
985         /* Create a block */
986         p_pkt = block_New( p_demux, i_size );
987         memcpy( p_pkt->p_buffer, p, i_size);
988
989         /* Parse it and send it */
990         switch( 0x100 | p[3] )
991         {
992         case 0x1b9:
993         case 0x1bb:
994         case 0x1bc:
995 #ifdef DVDNAV_DEBUG
996             if( p[3] == 0xbc )
997             {
998                 msg_Warn( p_demux, "received a PSM packet" );
999             }
1000             else if( p[3] == 0xbb )
1001             {
1002                 msg_Warn( p_demux, "received a SYSTEM packet" );
1003             }
1004 #endif
1005             block_Release( p_pkt );
1006             break;
1007
1008         case 0x1ba:
1009         {
1010             int64_t i_scr;
1011             int i_mux_rate;
1012             if( !ps_pkt_parse_pack( p_pkt, &i_scr, &i_mux_rate ) )
1013             {
1014                 es_out_Control( p_demux->out, ES_OUT_SET_PCR, i_scr );
1015                 if( i_mux_rate > 0 ) p_sys->i_mux_rate = i_mux_rate;
1016             }
1017             block_Release( p_pkt );
1018             break;
1019         }
1020         default:
1021         {
1022             int i_id = ps_pkt_id( p_pkt );
1023             if( i_id >= 0xc0 )
1024             {
1025                 ps_track_t *tk = &p_sys->tk[PS_ID_TO_TK(i_id)];
1026
1027                 if( !tk->b_seen )
1028                 {
1029                     ESNew( p_demux, i_id );
1030                 }
1031                 if( tk->b_seen && tk->es &&
1032                     !ps_pkt_parse_pes( p_pkt, tk->i_skip ) )
1033                 {
1034                     es_out_Send( p_demux->out, tk->es, p_pkt );
1035                 }
1036                 else
1037                 {
1038                     block_Release( p_pkt );
1039                 }
1040             }
1041             else
1042             {
1043                 block_Release( p_pkt );
1044             }
1045             break;
1046         }
1047         }
1048
1049         p += i_size;
1050     }
1051
1052     return VLC_SUCCESS;
1053 }
1054
1055 /*****************************************************************************
1056  * ESNew: register a new elementary stream
1057  *****************************************************************************/
1058 static void ESNew( demux_t *p_demux, int i_id )
1059 {
1060     demux_sys_t *p_sys = p_demux->p_sys;
1061     ps_track_t  *tk = &p_sys->tk[PS_ID_TO_TK(i_id)];
1062     vlc_bool_t  b_select = VLC_FALSE;
1063
1064     if( tk->b_seen ) return;
1065
1066     if( ps_track_fill( tk, 0, i_id ) )
1067     {
1068         msg_Warn( p_demux, "unknown codec for id=0x%x", i_id );
1069         return;
1070     }
1071
1072     /* Add a new ES */
1073     if( tk->fmt.i_cat == VIDEO_ES )
1074     {
1075         if( p_sys->i_aspect >= 0 )
1076         {
1077             tk->fmt.video.i_aspect = p_sys->i_aspect;
1078         }
1079         b_select = VLC_TRUE;
1080     }
1081     else if( tk->fmt.i_cat == AUDIO_ES )
1082     {
1083         int i_audio = -1;
1084         /* find the audio number PLEASE find another way */
1085         if( (i_id&0xbdf8) == 0xbd88 )       /* dts */
1086         {
1087             i_audio = i_id&0x07;
1088         }
1089         else if( (i_id&0xbdf0) == 0xbd80 )  /* a52 */
1090         {
1091             i_audio = i_id&0xf;
1092         }
1093         else if( (i_id&0xbdf0) == 0xbda0 )  /* lpcm */
1094         {
1095             i_audio = i_id&0x1f;
1096         }
1097         else if( ( i_id&0xe0 ) == 0xc0 )    /* mpga */
1098         {
1099             i_audio = i_id&0x1f;
1100         }
1101         if( i_audio >= 0 )
1102         {
1103             int i_lang = dvdnav_audio_stream_to_lang( p_sys->dvdnav, i_audio );
1104             if( i_lang != 0xffff )
1105             {
1106                 tk->fmt.psz_language = malloc( 3 );
1107                 tk->fmt.psz_language[0] = (i_lang >> 8)&0xff;
1108                 tk->fmt.psz_language[1] = (i_lang     )&0xff;
1109                 tk->fmt.psz_language[2] = 0;
1110             }
1111             if( dvdnav_get_active_audio_stream( p_sys->dvdnav ) == i_audio )
1112             {
1113                 b_select = VLC_TRUE;
1114             }
1115         }
1116     }
1117     else if( tk->fmt.i_cat == SPU_ES )
1118     {
1119         int32_t i_title, i_part;
1120         int i_lang = dvdnav_spu_stream_to_lang( p_sys->dvdnav, i_id&0x1f );
1121         if( i_lang != 0xffff )
1122         {
1123             tk->fmt.psz_language = malloc( 3 );
1124             tk->fmt.psz_language[0] = (i_lang >> 8)&0xff;
1125             tk->fmt.psz_language[1] = (i_lang     )&0xff;
1126             tk->fmt.psz_language[2] = 0;
1127         }
1128
1129         /* Palette */
1130         tk->fmt.subs.spu.palette[0] = 0xBeef;
1131         memcpy( &tk->fmt.subs.spu.palette[1], p_sys->clut,
1132                 16 * sizeof( uint32_t ) );
1133
1134         /* We select only when we are not in the menu */
1135         dvdnav_current_title_info( p_sys->dvdnav, &i_title, &i_part );
1136         if( i_title > 0 &&
1137             dvdnav_get_active_spu_stream( p_sys->dvdnav ) == (i_id&0x1f) )
1138         {
1139             b_select = VLC_TRUE;
1140         }
1141     }
1142
1143     tk->es = es_out_Add( p_demux->out, &tk->fmt );
1144     if( b_select )
1145     {
1146         es_out_Control( p_demux->out, ES_OUT_SET_ES, tk->es );
1147     }
1148     tk->b_seen = VLC_TRUE;
1149
1150     if( tk->fmt.i_cat == VIDEO_ES ) ButtonUpdate( p_demux );
1151 }
1152
1153 /*****************************************************************************
1154  * Event handler code
1155  *****************************************************************************/
1156 static int  EventMouse( vlc_object_t *, char const *,
1157                         vlc_value_t, vlc_value_t, void * );
1158 static int  EventKey  ( vlc_object_t *, char const *,
1159                         vlc_value_t, vlc_value_t, void * );
1160
1161 static int EventThread( vlc_object_t *p_this )
1162 {
1163     event_thread_t *p_ev = (event_thread_t*)p_this;
1164     demux_sys_t    *p_sys = p_ev->p_demux->p_sys;
1165     vlc_object_t   *p_vout = NULL;
1166
1167     vlc_mutex_init( p_ev, &p_ev->lock );
1168     p_ev->b_moved   = VLC_FALSE;
1169     p_ev->b_clicked = VLC_FALSE;
1170     p_ev->b_key     = VLC_FALSE;
1171     p_ev->b_still   = VLC_FALSE;
1172
1173     /* catch all key event */
1174     var_AddCallback( p_ev->p_vlc, "key-pressed", EventKey, p_ev );
1175
1176     /* main loop */
1177     while( !p_ev->b_die )
1178     {
1179         vlc_bool_t b_activated = VLC_FALSE;
1180
1181         /* KEY part */
1182         if( p_ev->b_key )
1183         {
1184             pci_t *pci = dvdnav_get_current_nav_pci( p_sys->dvdnav );
1185
1186             vlc_value_t valk;
1187             struct hotkey *p_hotkeys = p_ev->p_vlc->p_hotkeys;
1188             int i, i_action = -1;
1189
1190             vlc_mutex_lock( &p_ev->lock );
1191             var_Get( p_ev->p_vlc, "key-pressed", &valk );
1192             for( i = 0; p_hotkeys[i].psz_action != NULL; i++ )
1193             {
1194                 if( p_hotkeys[i].i_key == valk.i_int )
1195                 {
1196                     i_action = p_hotkeys[i].i_action;
1197                 }
1198             }
1199
1200             switch( i_action )
1201             {
1202             case ACTIONID_NAV_LEFT:
1203                 dvdnav_left_button_select( p_sys->dvdnav, pci );
1204                 break;
1205             case ACTIONID_NAV_RIGHT:
1206                 dvdnav_right_button_select( p_sys->dvdnav, pci );
1207                 break;
1208             case ACTIONID_NAV_UP:
1209                 dvdnav_upper_button_select( p_sys->dvdnav, pci );
1210                 break;
1211             case ACTIONID_NAV_DOWN:
1212                 dvdnav_lower_button_select( p_sys->dvdnav, pci );
1213                 break;
1214             case ACTIONID_NAV_ACTIVATE:
1215                 b_activated = VLC_TRUE;
1216                 dvdnav_button_activate( p_sys->dvdnav, pci );
1217                 break;
1218             default:
1219                 break;
1220             }
1221             p_ev->b_key = VLC_FALSE;
1222             vlc_mutex_unlock( &p_ev->lock );
1223         }
1224
1225         /* VOUT part */
1226         if( p_vout && ( p_ev->b_moved || p_ev->b_clicked ) )
1227         {
1228             pci_t *pci = dvdnav_get_current_nav_pci( p_sys->dvdnav );
1229             vlc_value_t valx, valy;
1230
1231             vlc_mutex_lock( &p_ev->lock );
1232             var_Get( p_vout, "mouse-x", &valx );
1233             var_Get( p_vout, "mouse-y", &valy );
1234
1235             if( p_ev->b_moved )
1236             {
1237                 dvdnav_mouse_select( p_sys->dvdnav, pci, valx.i_int,
1238                                      valy.i_int );
1239             }
1240             if( p_ev->b_clicked )
1241             {
1242                 b_activated = VLC_TRUE;
1243                 dvdnav_mouse_activate( p_sys->dvdnav, pci, valx.i_int,
1244                                        valy.i_int );
1245             }
1246
1247             p_ev->b_moved = VLC_FALSE;
1248             p_ev->b_clicked = VLC_FALSE;
1249             vlc_mutex_unlock( &p_ev->lock );
1250         }
1251         if( p_vout && p_vout->b_die )
1252         {
1253             var_DelCallback( p_vout, "mouse-moved", EventMouse, p_ev );
1254             var_DelCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
1255             vlc_object_release( p_vout );
1256             p_vout = NULL;
1257         }
1258         if( p_vout == NULL )
1259         {
1260             p_vout = vlc_object_find( p_sys->p_input, VLC_OBJECT_VOUT,
1261                                       FIND_CHILD );
1262             if( p_vout)
1263             {
1264                 var_AddCallback( p_vout, "mouse-moved", EventMouse, p_ev );
1265                 var_AddCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
1266             }
1267         }
1268
1269         /* Still part */
1270         vlc_mutex_lock( &p_ev->lock );
1271         if( p_ev->b_still )
1272         {
1273             if( /* b_activated || // This breaks menus */
1274                 ( p_ev->i_still_end > 0 && p_ev->i_still_end < mdate() ))
1275             {
1276                 p_ev->b_still = VLC_FALSE;
1277                 dvdnav_still_skip( p_sys->dvdnav );
1278             }
1279         }
1280         vlc_mutex_unlock( &p_ev->lock );
1281
1282         /* Wait a bit */
1283         msleep( 10000 );
1284     }
1285
1286     /* Release callback */
1287     if( p_vout )
1288     {
1289         var_DelCallback( p_vout, "mouse-moved", EventMouse, p_ev );
1290         var_DelCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
1291         vlc_object_release( p_vout );
1292     }
1293     var_DelCallback( p_ev->p_vlc, "key-pressed", EventKey, p_ev );
1294
1295     vlc_mutex_destroy( &p_ev->lock );
1296
1297     return VLC_SUCCESS;
1298 }
1299
1300 static int EventMouse( vlc_object_t *p_this, char const *psz_var,
1301                        vlc_value_t oldval, vlc_value_t newval, void *p_data )
1302 {
1303     event_thread_t *p_ev = p_data;
1304     vlc_mutex_lock( &p_ev->lock );
1305     if( psz_var[6] == 'c' )
1306         p_ev->b_clicked = VLC_TRUE;
1307     else if( psz_var[6] == 'm' )
1308         p_ev->b_moved = VLC_TRUE;
1309     vlc_mutex_unlock( &p_ev->lock );
1310
1311     return VLC_SUCCESS;
1312 }
1313
1314 static int EventKey( vlc_object_t *p_this, char const *psz_var,
1315                      vlc_value_t oldval, vlc_value_t newval, void *p_data )
1316 {
1317     event_thread_t *p_ev = p_data;
1318     vlc_mutex_lock( &p_ev->lock );
1319     p_ev->b_key = VLC_TRUE;
1320     vlc_mutex_unlock( &p_ev->lock );
1321
1322     return VLC_SUCCESS;
1323 }
1324
1325 /*****************************************************************************
1326  * ProbeDVD: very weak probing that avoids going too often into a dvdnav_open()
1327  *****************************************************************************/
1328 static int ProbeDVD( demux_t *p_demux, char *psz_name )
1329 {
1330 #ifdef HAVE_SYS_STAT_H
1331     struct stat stat_info;
1332     uint8_t pi_anchor[2];
1333     uint16_t i_tag_id = 0;
1334     int i_fd, i_ret;
1335
1336     if( stat( psz_name, &stat_info ) || !S_ISREG( stat_info.st_mode ) )
1337     {
1338         /* Let dvdnav_open() do the probing */
1339         return VLC_SUCCESS;
1340     }
1341
1342     if( (i_fd = open( psz_name, O_RDONLY )) == -1 )
1343     {
1344         /* Let dvdnav_open() do the probing */
1345         return VLC_SUCCESS;
1346     }
1347
1348     /* Try to find the anchor (2 bytes at LBA 256) */
1349     i_ret = VLC_SUCCESS;
1350     if( lseek( i_fd, 256 * DVD_VIDEO_LB_LEN, SEEK_SET ) == -1 )
1351     {
1352         i_ret = VLC_EGENERIC;
1353     }
1354
1355     if( read( i_fd, pi_anchor, 2 ) == 2 )
1356     {
1357         i_tag_id = GetWLE(pi_anchor);
1358         if( i_tag_id != 2 ) i_ret = VLC_EGENERIC; /* Not an anchor */
1359     }
1360     else
1361     {
1362         i_ret = VLC_EGENERIC;
1363     }
1364
1365     close( i_fd );
1366
1367     return i_ret;
1368 #else
1369
1370     return VLC_SUCCESS;
1371 #endif
1372 }