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A little more detail regarding using my github copies of the code with where it's...
[vlc/adversarial.git] / modules / access / dvdnav.c
blob858aab7a4320f322357f4d4cb5bd277122924648
1 /*****************************************************************************
2 * dvdnav.c: DVD module using the dvdnav library.
3 *****************************************************************************
4 * Copyright (C) 2004-2009 VLC authors and 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 it
10 * under the terms of the GNU Lesser General Public License as published by
11 * the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.
18 *
19 * You should have received a copy of the GNU Lesser General Public License
20 * along with this program; if not, write to the Free Software Foundation,
21 * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
22 *****************************************************************************/
23
24 /*****************************************************************************
25 * NOTA BENE: this module requires the linking against a library which is
26 * known to require licensing under the GNU General Public License version 2
27 * (or later). Therefore, the result of compiling this module will normally
28 * be subject to the terms of that later license.
29 *****************************************************************************/
30
31
32 /*****************************************************************************
33 * Preamble
34 *****************************************************************************/
35
36 #ifdef HAVE_CONFIG_H
37 # include "config.h"
38 #endif
39
40 #include <assert.h>
41 #include <unistd.h>
42 #include <sys/types.h>
43 #include <sys/stat.h>
44 #include <fcntl.h>
45 #include <errno.h>
46
47 #include <vlc_common.h>
48 #include <vlc_plugin.h>
49 #include <vlc_input.h>
50 #include <vlc_access.h>
51 #include <vlc_demux.h>
52 #include <vlc_charset.h>
53 #include <vlc_fs.h>
54 #include <vlc_url.h>
55 #include <vlc_vout.h>
56 #include <vlc_dialog.h>
57 #include <vlc_iso_lang.h>
58
59 /* FIXME we should find a better way than including that */
60 #include "../../src/text/iso-639_def.h"
61
62
63 #include <dvdnav/dvdnav.h>
64
65 #include "../demux/ps.h"
66
67 /*****************************************************************************
68 * Module descriptor
69 *****************************************************************************/
70 #define ANGLE_TEXT N_("DVD angle")
71 #define ANGLE_LONGTEXT N_( \
72 "Default DVD angle." )
73
74 #define MENU_TEXT N_("Start directly in menu")
75 #define MENU_LONGTEXT N_( \
76 "Start the DVD directly in the main menu. This "\
77 "will try to skip all the useless warning introductions." )
78
79 #define LANGUAGE_DEFAULT ("en")
80
81 static int Open ( vlc_object_t * );
82 static void Close( vlc_object_t * );
83
84 vlc_module_begin ()
85 set_shortname( N_("DVD with menus") )
86 set_description( N_("DVDnav Input") )
87 set_category( CAT_INPUT )
88 set_subcategory( SUBCAT_INPUT_ACCESS )
89 add_integer( "dvdnav-angle", 1, ANGLE_TEXT,
90 ANGLE_LONGTEXT, false )
91 add_bool( "dvdnav-menu", true,
92 MENU_TEXT, MENU_LONGTEXT, false )
93 set_capability( "access_demux", 5 )
94 add_shortcut( "dvd", "dvdnav", "file" )
95 set_callbacks( Open, Close )
96 vlc_module_end ()
97
98 /* Shall we use libdvdnav's read ahead cache? */
99 #ifdef __OS2__
100 #define DVD_READ_CACHE 0
101 #else
102 #define DVD_READ_CACHE 1
103 #endif
104
105 /*****************************************************************************
106 * Local prototypes
107 *****************************************************************************/
108 struct demux_sys_t
109 {
110 dvdnav_t *dvdnav;
111
112 /* */
113 bool b_reset_pcr;
114
115 struct
116 {
117 bool b_created;
118 bool b_enabled;
119 vlc_mutex_t lock;
120 vlc_timer_t timer;
121 } still;
122
123 /* track */
124 ps_track_t tk[PS_TK_COUNT];
125 int i_mux_rate;
126
127 /* for spu variables */
128 input_thread_t *p_input;
129
130 /* event */
131 vout_thread_t *p_vout;
132
133 /* palette for menus */
134 uint32_t clut[16];
135 uint8_t palette[4][4];
136 bool b_spu_change;
137
138 /* Aspect ration */
139 struct {
140 unsigned i_num;
141 unsigned i_den;
142 } sar;
143
144 /* */
145 int i_title;
146 input_title_t **title;
147
148 /* lenght of program group chain */
149 mtime_t i_pgc_length;
150 int i_vobu_index;
151 int i_vobu_flush;
152 };
153
154 static int Control( demux_t *, int, va_list );
155 static int Demux( demux_t * );
156 static int DemuxBlock( demux_t *, const uint8_t *, int );
157 static void DemuxForceStill( demux_t * );
158
159 static void DemuxTitles( demux_t * );
160 static void ESSubtitleUpdate( demux_t * );
161 static void ButtonUpdate( demux_t *, bool );
162
163 static void ESNew( demux_t *, int );
164 static int ProbeDVD( const char * );
165
166 static char *DemuxGetLanguageCode( demux_t *p_demux, const char *psz_var );
167
168 static int ControlInternal( demux_t *, int, ... );
169
170 static void StillTimer( void * );
171
172 static int EventMouse( vlc_object_t *, char const *,
173 vlc_value_t, vlc_value_t, void * );
174 static int EventIntf( vlc_object_t *, char const *,
175 vlc_value_t, vlc_value_t, void * );
176
177 /*****************************************************************************
178 * DemuxOpen:
179 *****************************************************************************/
180 static int Open( vlc_object_t *p_this )
181 {
182 demux_t *p_demux = (demux_t*)p_this;
183 demux_sys_t *p_sys;
184 dvdnav_t *p_dvdnav;
185 int i_angle;
186 char *psz_file;
187 char *psz_code;
188 bool forced = false;
189
190 if( p_demux->psz_access != NULL
191 && !strncmp(p_demux->psz_access, "dvd", 3) )
192 forced = true;
193
194 if( !p_demux->psz_file || !*p_demux->psz_file )
195 {
196 /* Only when selected */
197 if( !forced )
198 return VLC_EGENERIC;
199
200 psz_file = var_InheritString( p_this, "dvd" );
201 }
202 else
203 psz_file = strdup( p_demux->psz_file );
204
205 #if defined( _WIN32 ) || defined( __OS2__ )
206 if( psz_file != NULL )
207 {
208 /* Remove trailing backslash, otherwise dvdnav_open will fail */
209 size_t flen = strlen( psz_file );
210 if( flen > 0 && psz_file[flen - 1] == '\\' )
211 psz_file[flen - 1] = '\0';
212 }
213 else
214 psz_file = strdup("");
215 #endif
216 if( unlikely(psz_file == NULL) )
217 return VLC_EGENERIC;
218
219 /* Try some simple probing to avoid going through dvdnav_open too often */
220 if( !forced && ProbeDVD( psz_file ) != VLC_SUCCESS )
221 {
222 free( psz_file );
223 return VLC_EGENERIC;
224 }
225
226 /* Open dvdnav */
227 const char *psz_path = ToLocale( psz_file );
228 if( dvdnav_open( &p_dvdnav, psz_path ) != DVDNAV_STATUS_OK )
229 p_dvdnav = NULL;
230 LocaleFree( psz_path );
231 if( p_dvdnav == NULL )
232 {
233 msg_Warn( p_demux, "cannot open DVD (%s)", psz_file);
234 free( psz_file );
235 return VLC_EGENERIC;
236 }
237 free( psz_file );
238
239 /* Fill p_demux field */
240 DEMUX_INIT_COMMON(); p_sys = p_demux->p_sys;
241 p_sys->dvdnav = p_dvdnav;
242 p_sys->b_reset_pcr = false;
243
244 ps_track_init( p_sys->tk );
245 p_sys->sar.i_num = 0;
246 p_sys->sar.i_den = 0;
247 p_sys->i_mux_rate = 0;
248 p_sys->i_pgc_length = 0;
249 p_sys->b_spu_change = false;
250 p_sys->i_vobu_index = 0;
251 p_sys->i_vobu_flush = 0;
252
253 if( 1 )
254 {
255 // Hack for libdvdnav CVS.
256 // Without it dvdnav_get_number_of_titles() fails.
257 // Remove when fixed in libdvdnav CVS.
258 uint8_t buffer[DVD_VIDEO_LB_LEN];
259 int i_event, i_len;
260
261 if( dvdnav_get_next_block( p_sys->dvdnav, buffer, &i_event, &i_len )
262 == DVDNAV_STATUS_ERR )
263 {
264 msg_Warn( p_demux, "dvdnav_get_next_block failed" );
265 }
266
267 dvdnav_sector_search( p_sys->dvdnav, 0, SEEK_SET );
268 }
269
270 /* Configure dvdnav */
271 if( dvdnav_set_readahead_flag( p_sys->dvdnav, DVD_READ_CACHE ) !=
272 DVDNAV_STATUS_OK )
273 {
274 msg_Warn( p_demux, "cannot set read-a-head flag" );
275 }
276
277 if( dvdnav_set_PGC_positioning_flag( p_sys->dvdnav, 1 ) !=
278 DVDNAV_STATUS_OK )
279 {
280 msg_Warn( p_demux, "cannot set PGC positioning flag" );
281 }
282
283 /* Set menu language */
284 psz_code = DemuxGetLanguageCode( p_demux, "menu-language" );
285 if( dvdnav_menu_language_select( p_sys->dvdnav, psz_code ) !=
286 DVDNAV_STATUS_OK )
287 {
288 msg_Warn( p_demux, "can't set menu language to '%s' (%s)",
289 psz_code, dvdnav_err_to_string( p_sys->dvdnav ) );
290 /* We try to fall back to 'en' */
291 if( strcmp( psz_code, LANGUAGE_DEFAULT ) )
292 dvdnav_menu_language_select( p_sys->dvdnav, (char*)LANGUAGE_DEFAULT );
293 }
294 free( psz_code );
295
296 /* Set audio language */
297 psz_code = DemuxGetLanguageCode( p_demux, "audio-language" );
298 if( dvdnav_audio_language_select( p_sys->dvdnav, psz_code ) !=
299 DVDNAV_STATUS_OK )
300 {
301 msg_Warn( p_demux, "can't set audio language to '%s' (%s)",
302 psz_code, dvdnav_err_to_string( p_sys->dvdnav ) );
303 /* We try to fall back to 'en' */
304 if( strcmp( psz_code, LANGUAGE_DEFAULT ) )
305 dvdnav_audio_language_select( p_sys->dvdnav, (char*)LANGUAGE_DEFAULT );
306 }
307 free( psz_code );
308
309 /* Set spu language */
310 psz_code = DemuxGetLanguageCode( p_demux, "sub-language" );
311 if( dvdnav_spu_language_select( p_sys->dvdnav, psz_code ) !=
312 DVDNAV_STATUS_OK )
313 {
314 msg_Warn( p_demux, "can't set spu language to '%s' (%s)",
315 psz_code, dvdnav_err_to_string( p_sys->dvdnav ) );
316 /* We try to fall back to 'en' */
317 if( strcmp( psz_code, LANGUAGE_DEFAULT ) )
318 dvdnav_spu_language_select(p_sys->dvdnav, (char*)LANGUAGE_DEFAULT );
319 }
320 free( psz_code );
321
322 DemuxTitles( p_demux );
323
324 if( var_CreateGetBool( p_demux, "dvdnav-menu" ) )
325 {
326 msg_Dbg( p_demux, "trying to go to dvd menu" );
327
328 if( dvdnav_title_play( p_sys->dvdnav, 1 ) != DVDNAV_STATUS_OK )
329 {
330 msg_Err( p_demux, "cannot set title (can't decrypt DVD?)" );
331 dialog_Fatal( p_demux, _("Playback failure"), "%s",
332 _("VLC cannot set the DVD's title. It possibly "
333 "cannot decrypt the entire disc.") );
334 dvdnav_close( p_sys->dvdnav );
335 free( p_sys );
336 return VLC_EGENERIC;
337 }
338
339 if( dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Title ) !=
340 DVDNAV_STATUS_OK )
341 {
342 /* Try going to menu root */
343 if( dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Root ) !=
344 DVDNAV_STATUS_OK )
345 msg_Warn( p_demux, "cannot go to dvd menu" );
346 }
347 }
348
349 i_angle = var_CreateGetInteger( p_demux, "dvdnav-angle" );
350 if( i_angle <= 0 ) i_angle = 1;
351
352 /* FIXME hack hack hack hack FIXME */
353 /* Get p_input and create variable */
354 p_sys->p_input = demux_GetParentInput( p_demux );
355 var_Create( p_sys->p_input, "x-start", VLC_VAR_INTEGER );
356 var_Create( p_sys->p_input, "y-start", VLC_VAR_INTEGER );
357 var_Create( p_sys->p_input, "x-end", VLC_VAR_INTEGER );
358 var_Create( p_sys->p_input, "y-end", VLC_VAR_INTEGER );
359 var_Create( p_sys->p_input, "color", VLC_VAR_ADDRESS );
360 var_Create( p_sys->p_input, "menu-palette", VLC_VAR_ADDRESS );
361 var_Create( p_sys->p_input, "highlight", VLC_VAR_BOOL );
362
363 /* catch vout creation event */
364 var_AddCallback( p_sys->p_input, "intf-event", EventIntf, p_demux );
365
366 p_sys->still.b_enabled = false;
367 vlc_mutex_init( &p_sys->still.lock );
368 if( !vlc_timer_create( &p_sys->still.timer, StillTimer, p_sys ) )
369 p_sys->still.b_created = true;
370
371 return VLC_SUCCESS;
372 }
373
374 /*****************************************************************************
375 * Close:
376 *****************************************************************************/
377 static void Close( vlc_object_t *p_this )
378 {
379 demux_t *p_demux = (demux_t*)p_this;
380 demux_sys_t *p_sys = p_demux->p_sys;
381
382 /* Stop vout event handler */
383 var_DelCallback( p_sys->p_input, "intf-event", EventIntf, p_demux );
384 if( p_sys->p_vout != NULL )
385 { /* Should not happen, but better be safe than sorry. */
386 msg_Warn( p_sys->p_vout, "removing dangling mouse DVD callbacks" );
387 var_DelCallback( p_sys->p_vout, "mouse-moved", EventMouse, p_demux );
388 var_DelCallback( p_sys->p_vout, "mouse-clicked", EventMouse, p_demux );
389 }
390
391 /* Stop still image handler */
392 if( p_sys->still.b_created )
393 vlc_timer_destroy( p_sys->still.timer );
394 vlc_mutex_destroy( &p_sys->still.lock );
395
396 var_Destroy( p_sys->p_input, "highlight" );
397 var_Destroy( p_sys->p_input, "x-start" );
398 var_Destroy( p_sys->p_input, "x-end" );
399 var_Destroy( p_sys->p_input, "y-start" );
400 var_Destroy( p_sys->p_input, "y-end" );
401 var_Destroy( p_sys->p_input, "color" );
402 var_Destroy( p_sys->p_input, "menu-palette" );
403
404 vlc_object_release( p_sys->p_input );
405
406 for( int i = 0; i < PS_TK_COUNT; i++ )
407 {
408 ps_track_t *tk = &p_sys->tk[i];
409 if( tk->b_seen )
410 {
411 es_format_Clean( &tk->fmt );
412 if( tk->es ) es_out_Del( p_demux->out, tk->es );
413 }
414 }
415
416 /* Free the array of titles */
417 for( int i = 0; i < p_sys->i_title; i++ )
418 vlc_input_title_Delete( p_sys->title[i] );
419 TAB_CLEAN( p_sys->i_title, p_sys->title );
420
421 dvdnav_close( p_sys->dvdnav );
422 free( p_sys );
423 }
424
425 /*****************************************************************************
426 * Control:
427 *****************************************************************************/
428 static int Control( demux_t *p_demux, int i_query, va_list args )
429 {
430 demux_sys_t *p_sys = p_demux->p_sys;
431 input_title_t ***ppp_title;
432 int i;
433
434 switch( i_query )
435 {
436 case DEMUX_SET_POSITION:
437 case DEMUX_GET_POSITION:
438 case DEMUX_GET_TIME:
439 case DEMUX_GET_LENGTH:
440 {
441 uint32_t pos, len;
442 if( dvdnav_get_position( p_sys->dvdnav, &pos, &len ) !=
443 DVDNAV_STATUS_OK || len == 0 )
444 {
445 return VLC_EGENERIC;
446 }
447
448 switch( i_query )
449 {
450 case DEMUX_GET_POSITION:
451 *va_arg( args, double* ) = (double)pos / (double)len;
452 return VLC_SUCCESS;
453
454 case DEMUX_SET_POSITION:
455 pos = va_arg( args, double ) * len;
456 if( dvdnav_sector_search( p_sys->dvdnav, pos, SEEK_SET ) ==
457 DVDNAV_STATUS_OK )
458 {
459 return VLC_SUCCESS;
460 }
461 break;
462
463 case DEMUX_GET_TIME:
464 if( p_sys->i_pgc_length > 0 )
465 {
466 *va_arg( args, int64_t * ) = p_sys->i_pgc_length*pos/len;
467 return VLC_SUCCESS;
468 }
469 break;
470
471 case DEMUX_GET_LENGTH:
472 if( p_sys->i_pgc_length > 0 )
473 {
474 *va_arg( args, int64_t * ) = (int64_t)p_sys->i_pgc_length;
475 return VLC_SUCCESS;
476 }
477 break;
478 }
479 return VLC_EGENERIC;
480 }
481
482 /* Special for access_demux */
483 case DEMUX_CAN_PAUSE:
484 case DEMUX_CAN_SEEK:
485 case DEMUX_CAN_CONTROL_PACE:
486 /* TODO */
487 *va_arg( args, bool * ) = true;
488 return VLC_SUCCESS;
489
490 case DEMUX_SET_PAUSE_STATE:
491 return VLC_SUCCESS;
492
493 case DEMUX_GET_TITLE_INFO:
494 ppp_title = va_arg( args, input_title_t*** );
495 *va_arg( args, int* ) = p_sys->i_title;
496 *va_arg( args, int* ) = 0; /* Title offset */
497 *va_arg( args, int* ) = 1; /* Chapter offset */
498
499 /* Duplicate title infos */
500 *ppp_title = malloc( p_sys->i_title * sizeof( input_title_t * ) );
501 for( i = 0; i < p_sys->i_title; i++ )
502 {
503 (*ppp_title)[i] = vlc_input_title_Duplicate( p_sys->title[i] );
504 }
505 return VLC_SUCCESS;
506
507 case DEMUX_SET_TITLE:
508 i = (int)va_arg( args, int );
509 if( ( i == 0 && dvdnav_menu_call( p_sys->dvdnav, DVD_MENU_Root )
510 != DVDNAV_STATUS_OK ) ||
511 ( i != 0 && dvdnav_title_play( p_sys->dvdnav, i )
512 != DVDNAV_STATUS_OK ) )
513 {
514 msg_Warn( p_demux, "cannot set title/chapter" );
515 return VLC_EGENERIC;
516 }
517 p_demux->info.i_update |=
518 INPUT_UPDATE_TITLE | INPUT_UPDATE_SEEKPOINT;
519 p_demux->info.i_title = i;
520 p_demux->info.i_seekpoint = 0;
521 return VLC_SUCCESS;
522
523 case DEMUX_SET_SEEKPOINT:
524 i = va_arg( args, int );
525 if( p_demux->info.i_title == 0 )
526 {
527 static const int argtab[] = {
528 DVD_MENU_Escape,
529 DVD_MENU_Root,
530 DVD_MENU_Title,
531 DVD_MENU_Part,
532 DVD_MENU_Subpicture,
533 DVD_MENU_Audio,
534 DVD_MENU_Angle
535 };
536 enum { numargs = sizeof(argtab)/sizeof(int) };
537 if( (unsigned)i >= numargs || DVDNAV_STATUS_OK !=
538 dvdnav_menu_call(p_sys->dvdnav,argtab[i]) )
539 return VLC_EGENERIC;
540 }
541 else if( dvdnav_part_play( p_sys->dvdnav, p_demux->info.i_title,
542 i + 1 ) != DVDNAV_STATUS_OK )
543 {
544 msg_Warn( p_demux, "cannot set title/chapter" );
545 return VLC_EGENERIC;
546 }
547 p_demux->info.i_update |= INPUT_UPDATE_SEEKPOINT;
548 p_demux->info.i_seekpoint = i;
549 return VLC_SUCCESS;
550
551 case DEMUX_GET_PTS_DELAY:
552 *va_arg( args, int64_t * ) =
553 INT64_C(1000) * var_InheritInteger( p_demux, "disc-caching" );
554 return VLC_SUCCESS;
555
556 case DEMUX_GET_META:
557 {
558 const char *title_name = NULL;
559
560 dvdnav_get_title_string(p_sys->dvdnav, &title_name);
561 if( (NULL != title_name) && ('\0' != title_name[0]) )
562 {
563 vlc_meta_t *p_meta = (vlc_meta_t*)va_arg( args, vlc_meta_t* );
564 vlc_meta_Set( p_meta, vlc_meta_Title, title_name );
565 return VLC_SUCCESS;
566 }
567 return VLC_EGENERIC;
568 }
569
570 case DEMUX_NAV_ACTIVATE:
571 {
572 pci_t *pci = dvdnav_get_current_nav_pci( p_sys->dvdnav );
573
574 ButtonUpdate( p_demux, true );
575 dvdnav_button_activate( p_sys->dvdnav, pci );
576 break;
577 }
578
579 case DEMUX_NAV_UP:
580 {
581 pci_t *pci = dvdnav_get_current_nav_pci( p_sys->dvdnav );
582
583 dvdnav_upper_button_select( p_sys->dvdnav, pci );
584 break;
585 }
586
587 case DEMUX_NAV_DOWN:
588 {
589 pci_t *pci = dvdnav_get_current_nav_pci( p_sys->dvdnav );
590
591 dvdnav_lower_button_select( p_sys->dvdnav, pci );
592 break;
593 }
594
595 case DEMUX_NAV_LEFT:
596 {
597 pci_t *pci = dvdnav_get_current_nav_pci( p_sys->dvdnav );
598
599 dvdnav_left_button_select( p_sys->dvdnav, pci );
600 break;
601 }
602
603 case DEMUX_NAV_RIGHT:
604 {
605 pci_t *pci = dvdnav_get_current_nav_pci( p_sys->dvdnav );
606
607 dvdnav_right_button_select( p_sys->dvdnav, pci );
608 break;
609 }
610
611 /* TODO implement others */
612 default:
613 return VLC_EGENERIC;
614 }
615
616 return VLC_SUCCESS;
617 }
618
619 static int ControlInternal( demux_t *p_demux, int i_query, ... )
620 {
621 va_list args;
622 int i_result;
623
624 va_start( args, i_query );
625 i_result = Control( p_demux, i_query, args );
626 va_end( args );
627
628 return i_result;
629 }
630 /*****************************************************************************
631 * Demux:
632 *****************************************************************************/
633 static int Demux( demux_t *p_demux )
634 {
635 demux_sys_t *p_sys = p_demux->p_sys;
636
637 uint8_t buffer[DVD_VIDEO_LB_LEN];
638 uint8_t *packet = buffer;
639 int i_event;
640 int i_len;
641
642 #if DVD_READ_CACHE
643 if( dvdnav_get_next_cache_block( p_sys->dvdnav, &packet, &i_event, &i_len )
644 == DVDNAV_STATUS_ERR )
645 #else
646 if( dvdnav_get_next_block( p_sys->dvdnav, packet, &i_event, &i_len )
647 == DVDNAV_STATUS_ERR )
648 #endif
649 {
650 msg_Warn( p_demux, "cannot get next block (%s)",
651 dvdnav_err_to_string( p_sys->dvdnav ) );
652 if( p_demux->info.i_title == 0 )
653 {
654 msg_Dbg( p_demux, "jumping to first title" );
655 return ControlInternal( p_demux, DEMUX_SET_TITLE, 1 ) == VLC_SUCCESS ? 1 : -1;
656 }
657 return -1;
658 }
659
660 switch( i_event )
661 {
662 case DVDNAV_BLOCK_OK: /* mpeg block */
663 vlc_mutex_lock( &p_sys->still.lock );
664 vlc_timer_schedule( p_sys->still.timer, false, 0, 0 );
665 p_sys->still.b_enabled = false;
666 vlc_mutex_unlock( &p_sys->still.lock );
667 if( p_sys->b_reset_pcr )
668 {
669 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
670 p_sys->b_reset_pcr = false;
671 }
672 DemuxBlock( p_demux, packet, i_len );
673 if( p_sys->i_vobu_index > 0 )
674 {
675 if( p_sys->i_vobu_flush == p_sys->i_vobu_index )
676 DemuxForceStill( p_demux );
677 p_sys->i_vobu_index++;
678 }
679 break;
680
681 case DVDNAV_NOP: /* Nothing */
682 msg_Dbg( p_demux, "DVDNAV_NOP" );
683 break;
684
685 case DVDNAV_STILL_FRAME:
686 {
687 dvdnav_still_event_t *event = (dvdnav_still_event_t*)packet;
688 bool b_still_init = false;
689
690 vlc_mutex_lock( &p_sys->still.lock );
691 if( !p_sys->still.b_enabled )
692 {
693 msg_Dbg( p_demux, "DVDNAV_STILL_FRAME" );
694 msg_Dbg( p_demux, " - length=0x%x", event->length );
695 p_sys->still.b_enabled = true;
696
697 if( event->length != 0xff && p_sys->still.b_created )
698 {
699 mtime_t delay = event->length * CLOCK_FREQ;
700 vlc_timer_schedule( p_sys->still.timer, false, delay, 0 );
701 }
702
703 b_still_init = true;
704 }
705 vlc_mutex_unlock( &p_sys->still.lock );
706
707 if( b_still_init )
708 {
709 DemuxForceStill( p_demux );
710 p_sys->b_reset_pcr = true;
711 }
712 msleep( 40000 );
713 break;
714 }
715
716 case DVDNAV_SPU_CLUT_CHANGE:
717 {
718 int i;
719
720 msg_Dbg( p_demux, "DVDNAV_SPU_CLUT_CHANGE" );
721 /* Update color lookup table (16 *uint32_t in packet) */
722 memcpy( p_sys->clut, packet, 16 * sizeof( uint32_t ) );
723
724 /* HACK to get the SPU tracks registered in the right order */
725 for( i = 0; i < 0x1f; i++ )
726 {
727 if( dvdnav_spu_stream_to_lang( p_sys->dvdnav, i ) != 0xffff )
728 ESNew( p_demux, 0xbd20 + i );
729 }
730 /* END HACK */
731 break;
732 }
733
734 case DVDNAV_SPU_STREAM_CHANGE:
735 {
736 dvdnav_spu_stream_change_event_t *event =
737 (dvdnav_spu_stream_change_event_t*)packet;
738 int i;
739
740 msg_Dbg( p_demux, "DVDNAV_SPU_STREAM_CHANGE" );
741 msg_Dbg( p_demux, " - physical_wide=%d",
742 event->physical_wide );
743 msg_Dbg( p_demux, " - physical_letterbox=%d",
744 event->physical_letterbox);
745 msg_Dbg( p_demux, " - physical_pan_scan=%d",
746 event->physical_pan_scan );
747
748 ESSubtitleUpdate( p_demux );
749 p_sys->b_spu_change = true;
750
751 /* HACK to get the SPU tracks registered in the right order */
752 for( i = 0; i < 0x1f; i++ )
753 {
754 if( dvdnav_spu_stream_to_lang( p_sys->dvdnav, i ) != 0xffff )
755 ESNew( p_demux, 0xbd20 + i );
756 }
757 /* END HACK */
758 break;
759 }
760
761 case DVDNAV_AUDIO_STREAM_CHANGE:
762 {
763 dvdnav_audio_stream_change_event_t *event =
764 (dvdnav_audio_stream_change_event_t*)packet;
765 msg_Dbg( p_demux, "DVDNAV_AUDIO_STREAM_CHANGE" );
766 msg_Dbg( p_demux, " - physical=%d", event->physical );
767 /* TODO */
768 break;
769 }
770
771 case DVDNAV_VTS_CHANGE:
772 {
773 int32_t i_title = 0;
774 int32_t i_part = 0;
775 int i;
776
777 dvdnav_vts_change_event_t *event = (dvdnav_vts_change_event_t*)packet;
778 msg_Dbg( p_demux, "DVDNAV_VTS_CHANGE" );
779 msg_Dbg( p_demux, " - vtsN=%d", event->new_vtsN );
780 msg_Dbg( p_demux, " - domain=%d", event->new_domain );
781
782 /* reset PCR */
783 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
784
785 for( i = 0; i < PS_TK_COUNT; i++ )
786 {
787 ps_track_t *tk = &p_sys->tk[i];
788 if( tk->b_seen )
789 {
790 es_format_Clean( &tk->fmt );
791 if( tk->es ) es_out_Del( p_demux->out, tk->es );
792 }
793 tk->b_seen = false;
794 }
795
796 uint32_t i_width, i_height;
797 if( dvdnav_get_video_resolution( p_sys->dvdnav,
798 &i_width, &i_height ) )
799 i_width = i_height = 0;
800 switch( dvdnav_get_video_aspect( p_sys->dvdnav ) )
801 {
802 case 0:
803 p_sys->sar.i_num = 4 * i_height;
804 p_sys->sar.i_den = 3 * i_width;
805 break;
806 case 3:
807 p_sys->sar.i_num = 16 * i_height;
808 p_sys->sar.i_den = 9 * i_width;
809 break;
810 default:
811 p_sys->sar.i_num = 0;
812 p_sys->sar.i_den = 0;
813 break;
814 }
815
816 if( dvdnav_current_title_info( p_sys->dvdnav, &i_title,
817 &i_part ) == DVDNAV_STATUS_OK )
818 {
819 if( i_title >= 0 && i_title < p_sys->i_title &&
820 p_demux->info.i_title != i_title )
821 {
822 p_demux->info.i_update |= INPUT_UPDATE_TITLE;
823 p_demux->info.i_title = i_title;
824 }
825 }
826 break;
827 }
828
829 case DVDNAV_CELL_CHANGE:
830 {
831 int32_t i_title = 0;
832 int32_t i_part = 0;
833
834 dvdnav_cell_change_event_t *event =
835 (dvdnav_cell_change_event_t*)packet;
836 msg_Dbg( p_demux, "DVDNAV_CELL_CHANGE" );
837 msg_Dbg( p_demux, " - cellN=%d", event->cellN );
838 msg_Dbg( p_demux, " - pgN=%d", event->pgN );
839 msg_Dbg( p_demux, " - cell_length=%"PRId64, event->cell_length );
840 msg_Dbg( p_demux, " - pg_length=%"PRId64, event->pg_length );
841 msg_Dbg( p_demux, " - pgc_length=%"PRId64, event->pgc_length );
842 msg_Dbg( p_demux, " - cell_start=%"PRId64, event->cell_start );
843 msg_Dbg( p_demux, " - pg_start=%"PRId64, event->pg_start );
844
845 /* Store the lenght in time of the current PGC */
846 p_sys->i_pgc_length = event->pgc_length / 90 * 1000;
847 p_sys->i_vobu_index = 0;
848 p_sys->i_vobu_flush = 0;
849
850 /* FIXME is it correct or there is better way to know chapter change */
851 if( dvdnav_current_title_info( p_sys->dvdnav, &i_title,
852 &i_part ) == DVDNAV_STATUS_OK )
853 {
854 if( i_title >= 0 && i_title < p_sys->i_title )
855 {
856 p_demux->info.i_update |= INPUT_UPDATE_TITLE;
857 p_demux->info.i_title = i_title;
858
859 if( i_part >= 1 && i_part <= p_sys->title[i_title]->i_seekpoint )
860 {
861 p_demux->info.i_update |= INPUT_UPDATE_SEEKPOINT;
862 p_demux->info.i_seekpoint = i_part - 1;
863 }
864 }
865 }
866 break;
867 }
868
869 case DVDNAV_NAV_PACKET:
870 {
871 p_sys->i_vobu_index = 1;
872 p_sys->i_vobu_flush = 0;
873
874 /* Look if we have need to force a flush (and when) */
875 const pci_gi_t *p_pci_gi = &dvdnav_get_current_nav_pci( p_sys->dvdnav )->pci_gi;
876 if( p_pci_gi->vobu_se_e_ptm != 0 && p_pci_gi->vobu_se_e_ptm < p_pci_gi->vobu_e_ptm )
877 {
878 const dsi_gi_t *p_dsi_gi = &dvdnav_get_current_nav_dsi( p_sys->dvdnav )->dsi_gi;
879 if( p_dsi_gi->vobu_3rdref_ea != 0 )
880 p_sys->i_vobu_flush = p_dsi_gi->vobu_3rdref_ea;
881 else if( p_dsi_gi->vobu_2ndref_ea != 0 )
882 p_sys->i_vobu_flush = p_dsi_gi->vobu_2ndref_ea;
883 else if( p_dsi_gi->vobu_1stref_ea != 0 )
884 p_sys->i_vobu_flush = p_dsi_gi->vobu_1stref_ea;
885 }
886
887 #ifdef DVDNAV_DEBUG
888 msg_Dbg( p_demux, "DVDNAV_NAV_PACKET" );
889 #endif
890 /* A lot of thing to do here :
891 * - handle packet
892 * - fetch pts (for time display)
893 * - ...
894 */
895 DemuxBlock( p_demux, packet, i_len );
896 if( p_sys->b_spu_change )
897 {
898 ButtonUpdate( p_demux, false );
899 p_sys->b_spu_change = false;
900 }
901 break;
902 }
903
904 case DVDNAV_STOP: /* EOF */
905 msg_Dbg( p_demux, "DVDNAV_STOP" );
906
907 #if DVD_READ_CACHE
908 dvdnav_free_cache_block( p_sys->dvdnav, packet );
909 #endif
910 return 0;
911
912 case DVDNAV_HIGHLIGHT:
913 {
914 dvdnav_highlight_event_t *event = (dvdnav_highlight_event_t*)packet;
915 msg_Dbg( p_demux, "DVDNAV_HIGHLIGHT" );
916 msg_Dbg( p_demux, " - display=%d", event->display );
917 msg_Dbg( p_demux, " - buttonN=%d", event->buttonN );
918 ButtonUpdate( p_demux, false );
919 break;
920 }
921
922 case DVDNAV_HOP_CHANNEL:
923 msg_Dbg( p_demux, "DVDNAV_HOP_CHANNEL" );
924 p_sys->i_vobu_index = 0;
925 p_sys->i_vobu_flush = 0;
926 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
927 break;
928
929 case DVDNAV_WAIT:
930 msg_Dbg( p_demux, "DVDNAV_WAIT" );
931
932 bool b_empty;
933 es_out_Control( p_demux->out, ES_OUT_GET_EMPTY, &b_empty );
934 if( !b_empty )
935 {
936 msleep( 40*1000 );
937 }
938 else
939 {
940 dvdnav_wait_skip( p_sys->dvdnav );
941 p_sys->b_reset_pcr = true;
942 }
943 break;
944
945 default:
946 msg_Warn( p_demux, "Unknown event (0x%x)", i_event );
947 break;
948 }
949
950 #if DVD_READ_CACHE
951 dvdnav_free_cache_block( p_sys->dvdnav, packet );
952 #endif
953
954 return 1;
955 }
956
957 /* Get a 2 char code
958 * FIXME: partiallyy duplicated from src/input/es_out.c
959 */
960 static char *DemuxGetLanguageCode( demux_t *p_demux, const char *psz_var )
961 {
962 const iso639_lang_t *pl;
963 char *psz_lang;
964 char *p;
965
966 psz_lang = var_CreateGetString( p_demux, psz_var );
967 if( !psz_lang )
968 return strdup(LANGUAGE_DEFAULT);
969
970 /* XXX: we will use only the first value
971 * (and ignore other ones in case of a list) */
972 if( ( p = strchr( psz_lang, ',' ) ) )
973 *p = '\0';
974
975 for( pl = p_languages; pl->psz_eng_name != NULL; pl++ )
976 {
977 if( *psz_lang == '\0' )
978 continue;
979 if( !strcasecmp( pl->psz_eng_name, psz_lang ) ||
980 !strcasecmp( pl->psz_iso639_1, psz_lang ) ||
981 !strcasecmp( pl->psz_iso639_2T, psz_lang ) ||
982 !strcasecmp( pl->psz_iso639_2B, psz_lang ) )
983 break;
984 }
985
986 free( psz_lang );
987
988 if( pl->psz_eng_name != NULL )
989 return strdup( pl->psz_iso639_1 );
990
991 return strdup(LANGUAGE_DEFAULT);
992 }
993
994 static void DemuxTitles( demux_t *p_demux )
995 {
996 demux_sys_t *p_sys = p_demux->p_sys;
997 input_title_t *t;
998 seekpoint_t *s;
999 int32_t i_titles;
1000 int i;
1001
1002 /* Menu */
1003 t = vlc_input_title_New();
1004 t->b_menu = true;
1005 t->psz_name = strdup( "DVD Menu" );
1006
1007 s = vlc_seekpoint_New();
1008 s->psz_name = strdup( "Resume" );
1009 TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
1010
1011 s = vlc_seekpoint_New();
1012 s->psz_name = strdup( "Root" );
1013 TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
1014
1015 s = vlc_seekpoint_New();
1016 s->psz_name = strdup( "Title" );
1017 TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
1018
1019 s = vlc_seekpoint_New();
1020 s->psz_name = strdup( "Chapter" );
1021 TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
1022
1023 s = vlc_seekpoint_New();
1024 s->psz_name = strdup( "Subtitle" );
1025 TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
1026
1027 s = vlc_seekpoint_New();
1028 s->psz_name = strdup( "Audio" );
1029 TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
1030
1031 s = vlc_seekpoint_New();
1032 s->psz_name = strdup( "Angle" );
1033 TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
1034
1035 TAB_APPEND( p_sys->i_title, p_sys->title, t );
1036
1037 /* Find out number of titles/chapters */
1038 dvdnav_get_number_of_titles( p_sys->dvdnav, &i_titles );
1039
1040 if( i_titles > 90 )
1041 msg_Err( p_demux, "This is probably an Arccos Protected DVD. This could take time..." );
1042
1043 for( i = 1; i <= i_titles; i++ )
1044 {
1045 int32_t i_chapters;
1046 uint64_t i_title_length;
1047 uint64_t *p_chapters_time;
1048
1049 i_chapters = dvdnav_describe_title_chapters( p_sys->dvdnav, i,
1050 &p_chapters_time,
1051 &i_title_length );
1052 if( i_chapters < 1 )
1053 {
1054 i_title_length = 0;
1055 p_chapters_time = NULL;
1056 }
1057 t = vlc_input_title_New();
1058 t->i_length = i_title_length * 1000 / 90;
1059 for( int j = 0; j < __MAX( i_chapters, 1 ); j++ )
1060 {
1061 s = vlc_seekpoint_New();
1062 if( p_chapters_time )
1063 s->i_time_offset = p_chapters_time[j] * 1000 / 90;
1064 TAB_APPEND( t->i_seekpoint, t->seekpoint, s );
1065 }
1066 free( p_chapters_time );
1067 TAB_APPEND( p_sys->i_title, p_sys->title, t );
1068 }
1069 }
1070
1071 /*****************************************************************************
1072 * Update functions:
1073 *****************************************************************************/
1074 static void ButtonUpdate( demux_t *p_demux, bool b_mode )
1075 {
1076 demux_sys_t *p_sys = p_demux->p_sys;
1077 int32_t i_title, i_part;
1078
1079 dvdnav_current_title_info( p_sys->dvdnav, &i_title, &i_part );
1080
1081 dvdnav_highlight_area_t hl;
1082 int32_t i_button;
1083 bool b_button_ok;
1084
1085 if( dvdnav_get_current_highlight( p_sys->dvdnav, &i_button )
1086 != DVDNAV_STATUS_OK )
1087 {
1088 msg_Err( p_demux, "dvdnav_get_current_highlight failed" );
1089 return;
1090 }
1091
1092 b_button_ok = false;
1093 if( i_button > 0 && i_title == 0 )
1094 {
1095 pci_t *pci = dvdnav_get_current_nav_pci( p_sys->dvdnav );
1096
1097 b_button_ok = DVDNAV_STATUS_OK ==
1098 dvdnav_get_highlight_area( pci, i_button, b_mode, &hl );
1099 }
1100
1101 if( b_button_ok )
1102 {
1103 for( unsigned i = 0; i < 4; i++ )
1104 {
1105 uint32_t i_yuv = p_sys->clut[(hl.palette>>(16+i*4))&0x0f];
1106 uint8_t i_alpha = ( (hl.palette>>(i*4))&0x0f ) * 0xff / 0xf;
1107
1108 p_sys->palette[i][0] = (i_yuv >> 16) & 0xff;
1109 p_sys->palette[i][1] = (i_yuv >> 0) & 0xff;
1110 p_sys->palette[i][2] = (i_yuv >> 8) & 0xff;
1111 p_sys->palette[i][3] = i_alpha;
1112 }
1113
1114 vlc_global_lock( VLC_HIGHLIGHT_MUTEX );
1115 var_SetInteger( p_sys->p_input, "x-start", hl.sx );
1116 var_SetInteger( p_sys->p_input, "x-end", hl.ex );
1117 var_SetInteger( p_sys->p_input, "y-start", hl.sy );
1118 var_SetInteger( p_sys->p_input, "y-end", hl.ey );
1119
1120 var_SetAddress( p_sys->p_input, "menu-palette", p_sys->palette );
1121 var_SetBool( p_sys->p_input, "highlight", true );
1122
1123 msg_Dbg( p_demux, "buttonUpdate %d", i_button );
1124 }
1125 else
1126 {
1127 msg_Dbg( p_demux, "buttonUpdate not done b=%d t=%d",
1128 i_button, i_title );
1129
1130 /* Show all */
1131 vlc_global_lock( VLC_HIGHLIGHT_MUTEX );
1132 var_SetBool( p_sys->p_input, "highlight", false );
1133 }
1134 vlc_global_unlock( VLC_HIGHLIGHT_MUTEX );
1135 }
1136
1137 static void ESSubtitleUpdate( demux_t *p_demux )
1138 {
1139 demux_sys_t *p_sys = p_demux->p_sys;
1140 int i_spu = dvdnav_get_active_spu_stream( p_sys->dvdnav );
1141 int32_t i_title, i_part;
1142
1143 ButtonUpdate( p_demux, false );
1144
1145 dvdnav_current_title_info( p_sys->dvdnav, &i_title, &i_part );
1146 if( i_title > 0 ) return;
1147
1148 if( i_spu >= 0 && i_spu <= 0x1f )
1149 {
1150 ps_track_t *tk = &p_sys->tk[PS_ID_TO_TK(0xbd20 + i_spu)];
1151
1152 ESNew( p_demux, 0xbd20 + i_spu );
1153
1154 /* be sure to unselect it (reset) */
1155 es_out_Control( p_demux->out, ES_OUT_SET_ES_STATE, tk->es,
1156 (bool)false );
1157
1158 /* now select it */
1159 es_out_Control( p_demux->out, ES_OUT_SET_ES, tk->es );
1160 }
1161 else
1162 {
1163 for( i_spu = 0; i_spu <= 0x1F; i_spu++ )
1164 {
1165 ps_track_t *tk = &p_sys->tk[PS_ID_TO_TK(0xbd20 + i_spu)];
1166 if( tk->b_seen )
1167 {
1168 es_out_Control( p_demux->out, ES_OUT_SET_ES_STATE, tk->es,
1169 (bool)false );
1170 }
1171 }
1172 }
1173 }
1174
1175 /*****************************************************************************
1176 * DemuxBlock: demux a given block
1177 *****************************************************************************/
1178 static int DemuxBlock( demux_t *p_demux, const uint8_t *p, int len )
1179 {
1180 demux_sys_t *p_sys = p_demux->p_sys;
1181
1182 while( len > 0 )
1183 {
1184 int i_size = ps_pkt_size( p, len );
1185 if( i_size <= 0 || i_size > len )
1186 {
1187 break;
1188 }
1189
1190 /* Create a block */
1191 block_t *p_pkt = block_Alloc( i_size );
1192 memcpy( p_pkt->p_buffer, p, i_size);
1193
1194 /* Parse it and send it */
1195 switch( 0x100 | p[3] )
1196 {
1197 case 0x1b9:
1198 case 0x1bb:
1199 case 0x1bc:
1200 #ifdef DVDNAV_DEBUG
1201 if( p[3] == 0xbc )
1202 {
1203 msg_Warn( p_demux, "received a PSM packet" );
1204 }
1205 else if( p[3] == 0xbb )
1206 {
1207 msg_Warn( p_demux, "received a SYSTEM packet" );
1208 }
1209 #endif
1210 block_Release( p_pkt );
1211 break;
1212
1213 case 0x1ba:
1214 {
1215 int64_t i_scr;
1216 int i_mux_rate;
1217 if( !ps_pkt_parse_pack( p_pkt, &i_scr, &i_mux_rate ) )
1218 {
1219 es_out_Control( p_demux->out, ES_OUT_SET_PCR, i_scr + 1 );
1220 if( i_mux_rate > 0 ) p_sys->i_mux_rate = i_mux_rate;
1221 }
1222 block_Release( p_pkt );
1223 break;
1224 }
1225 default:
1226 {
1227 int i_id = ps_pkt_id( p_pkt );
1228 if( i_id >= 0xc0 )
1229 {
1230 ps_track_t *tk = &p_sys->tk[PS_ID_TO_TK(i_id)];
1231
1232 if( !tk->b_seen )
1233 {
1234 ESNew( p_demux, i_id );
1235 }
1236 if( tk->b_seen && tk->es &&
1237 !ps_pkt_parse_pes( p_pkt, tk->i_skip ) )
1238 {
1239 es_out_Send( p_demux->out, tk->es, p_pkt );
1240 }
1241 else
1242 {
1243 block_Release( p_pkt );
1244 }
1245 }
1246 else
1247 {
1248 block_Release( p_pkt );
1249 }
1250 break;
1251 }
1252 }
1253
1254 p += i_size;
1255 len -= i_size;
1256 }
1257
1258 return VLC_SUCCESS;
1259 }
1260
1261 /*****************************************************************************
1262 * Force still images to be displayed by sending EOS and stopping buffering.
1263 *****************************************************************************/
1264 static void DemuxForceStill( demux_t *p_demux )
1265 {
1266 static const uint8_t buffer[] = {
1267 0x00, 0x00, 0x01, 0xe0, 0x00, 0x07,
1268 0x80, 0x00, 0x00,
1269 0x00, 0x00, 0x01, 0xB7,
1270 };
1271 DemuxBlock( p_demux, buffer, sizeof(buffer) );
1272
1273 bool b_empty;
1274 es_out_Control( p_demux->out, ES_OUT_GET_EMPTY, &b_empty );
1275 }
1276
1277 /*****************************************************************************
1278 * ESNew: register a new elementary stream
1279 *****************************************************************************/
1280 static void ESNew( demux_t *p_demux, int i_id )
1281 {
1282 demux_sys_t *p_sys = p_demux->p_sys;
1283 ps_track_t *tk = &p_sys->tk[PS_ID_TO_TK(i_id)];
1284 bool b_select = false;
1285
1286 if( tk->b_seen ) return;
1287
1288 if( ps_track_fill( tk, 0, i_id, NULL ) )
1289 {
1290 msg_Warn( p_demux, "unknown codec for id=0x%x", i_id );
1291 return;
1292 }
1293
1294 /* Add a new ES */
1295 if( tk->fmt.i_cat == VIDEO_ES )
1296 {
1297 tk->fmt.video.i_sar_num = p_sys->sar.i_num;
1298 tk->fmt.video.i_sar_den = p_sys->sar.i_den;
1299 b_select = true;
1300 }
1301 else if( tk->fmt.i_cat == AUDIO_ES )
1302 {
1303 int i_audio = -1;
1304 /* find the audio number PLEASE find another way */
1305 if( (i_id&0xbdf8) == 0xbd88 ) /* dts */
1306 {
1307 i_audio = i_id&0x07;
1308 }
1309 else if( (i_id&0xbdf0) == 0xbd80 ) /* a52 */
1310 {
1311 i_audio = i_id&0xf;
1312 }
1313 else if( (i_id&0xbdf0) == 0xbda0 ) /* lpcm */
1314 {
1315 i_audio = i_id&0x1f;
1316 }
1317 else if( ( i_id&0xe0 ) == 0xc0 ) /* mpga */
1318 {
1319 i_audio = i_id&0x1f;
1320 }
1321 if( i_audio >= 0 )
1322 {
1323 int i_lang = dvdnav_audio_stream_to_lang( p_sys->dvdnav, i_audio );
1324 if( i_lang != 0xffff )
1325 {
1326 tk->fmt.psz_language = malloc( 3 );
1327 tk->fmt.psz_language[0] = (i_lang >> 8)&0xff;
1328 tk->fmt.psz_language[1] = (i_lang )&0xff;
1329 tk->fmt.psz_language[2] = 0;
1330 }
1331 if( dvdnav_get_active_audio_stream( p_sys->dvdnav ) == i_audio )
1332 {
1333 b_select = true;
1334 }
1335 }
1336 }
1337 else if( tk->fmt.i_cat == SPU_ES )
1338 {
1339 int32_t i_title, i_part;
1340 int i_lang = dvdnav_spu_stream_to_lang( p_sys->dvdnav, i_id&0x1f );
1341 if( i_lang != 0xffff )
1342 {
1343 tk->fmt.psz_language = malloc( 3 );
1344 tk->fmt.psz_language[0] = (i_lang >> 8)&0xff;
1345 tk->fmt.psz_language[1] = (i_lang )&0xff;
1346 tk->fmt.psz_language[2] = 0;
1347 }
1348
1349 /* Palette */
1350 tk->fmt.subs.spu.palette[0] = 0xBeef;
1351 memcpy( &tk->fmt.subs.spu.palette[1], p_sys->clut,
1352 16 * sizeof( uint32_t ) );
1353
1354 /* We select only when we are not in the menu */
1355 dvdnav_current_title_info( p_sys->dvdnav, &i_title, &i_part );
1356 if( i_title > 0 &&
1357 dvdnav_get_active_spu_stream( p_sys->dvdnav ) == (i_id&0x1f) )
1358 {
1359 b_select = true;
1360 }
1361 }
1362
1363 tk->es = es_out_Add( p_demux->out, &tk->fmt );
1364 if( b_select )
1365 {
1366 es_out_Control( p_demux->out, ES_OUT_SET_ES, tk->es );
1367 }
1368 tk->b_seen = true;
1369
1370 if( tk->fmt.i_cat == VIDEO_ES ) ButtonUpdate( p_demux, false );
1371 }
1372
1373 /*****************************************************************************
1374 * Still image end
1375 *****************************************************************************/
1376 static void StillTimer( void *p_data )
1377 {
1378 demux_sys_t *p_sys = p_data;
1379
1380 vlc_mutex_lock( &p_sys->still.lock );
1381 if( likely(p_sys->still.b_enabled) )
1382 {
1383 p_sys->still.b_enabled = false;
1384 dvdnav_still_skip( p_sys->dvdnav );
1385 }
1386 vlc_mutex_unlock( &p_sys->still.lock );
1387 }
1388
1389 static int EventMouse( vlc_object_t *p_vout, char const *psz_var,
1390 vlc_value_t oldval, vlc_value_t val, void *p_data )
1391 {
1392 demux_t *p_demux = p_data;
1393 demux_sys_t *p_sys = p_demux->p_sys;
1394
1395 /* FIXME? PCI usage thread safe? */
1396 pci_t *pci = dvdnav_get_current_nav_pci( p_sys->dvdnav );
1397 int x = val.coords.x;
1398 int y = val.coords.y;
1399
1400 if( psz_var[6] == 'm' ) /* mouse-moved */
1401 dvdnav_mouse_select( p_sys->dvdnav, pci, x, y );
1402 else
1403 {
1404 assert( psz_var[6] == 'c' ); /* mouse-clicked */
1405
1406 ButtonUpdate( p_demux, true );
1407 dvdnav_mouse_activate( p_sys->dvdnav, pci, x, y );
1408 }
1409 (void)p_vout;
1410 (void)oldval;
1411 return VLC_SUCCESS;
1412 }
1413
1414 static int EventIntf( vlc_object_t *p_input, char const *psz_var,
1415 vlc_value_t oldval, vlc_value_t val, void *p_data )
1416 {
1417 demux_t *p_demux = p_data;
1418 demux_sys_t *p_sys = p_demux->p_sys;
1419
1420 if (val.i_int == INPUT_EVENT_VOUT)
1421 {
1422 if( p_sys->p_vout != NULL )
1423 {
1424 var_DelCallback( p_sys->p_vout, "mouse-moved", EventMouse, p_demux );
1425 var_DelCallback( p_sys->p_vout, "mouse-clicked", EventMouse, p_demux );
1426 vlc_object_release( p_sys->p_vout );
1427 }
1428
1429 p_sys->p_vout = input_GetVout( (input_thread_t *)p_input );
1430 if( p_sys->p_vout != NULL )
1431 {
1432 var_AddCallback( p_sys->p_vout, "mouse-moved", EventMouse, p_demux );
1433 var_AddCallback( p_sys->p_vout, "mouse-clicked", EventMouse, p_demux );
1434 }
1435 }
1436 (void) psz_var; (void) oldval;
1437 return VLC_SUCCESS;
1438 }
1439
1440 /*****************************************************************************
1441 * ProbeDVD: very weak probing that avoids going too often into a dvdnav_open()
1442 *****************************************************************************/
1443 static int ProbeDVD( const char *psz_name )
1444 {
1445 if( !*psz_name )
1446 /* Triggers libdvdcss autodetection */
1447 return VLC_SUCCESS;
1448
1449 int fd = vlc_open( psz_name, O_RDONLY | O_NONBLOCK );
1450 if( fd == -1 )
1451 #ifdef HAVE_FDOPENDIR
1452 return VLC_EGENERIC;
1453 #else
1454 return (errno == ENOENT) ? VLC_EGENERIC : VLC_SUCCESS;
1455 #endif
1456
1457 int ret = VLC_EGENERIC;
1458 struct stat stat_info;
1459
1460 if( fstat( fd, &stat_info ) == -1 )
1461 goto bailout;
1462 if( !S_ISREG( stat_info.st_mode ) )
1463 {
1464 if( S_ISDIR( stat_info.st_mode ) || S_ISBLK( stat_info.st_mode ) )
1465 ret = VLC_SUCCESS; /* Let dvdnav_open() do the probing */
1466 goto bailout;
1467 }
1468
1469 /* ISO 9660 volume descriptor */
1470 char iso_dsc[6];
1471 if( lseek( fd, 0x8000 + 1, SEEK_SET ) == -1
1472 || read( fd, iso_dsc, sizeof (iso_dsc) ) < (int)sizeof (iso_dsc)
1473 || memcmp( iso_dsc, "CD001\x01", 6 ) )
1474 goto bailout;
1475
1476 /* Try to find the anchor (2 bytes at LBA 256) */
1477 uint16_t anchor;
1478
1479 if( lseek( fd, 256 * DVD_VIDEO_LB_LEN, SEEK_SET ) != -1
1480 && read( fd, &anchor, 2 ) == 2
1481 && GetWLE( &anchor ) == 2 )
1482 ret = VLC_SUCCESS; /* Found a potential anchor */
1483 bailout:
1484 close( fd );
1485 return ret;
1486 }
libvlc bindings updates to start with, who knows after that ...