1 /*****************************************************************************
2 * var.c: object variables for input thread
3 *****************************************************************************
4 * Copyright (C) 2004 VideoLAN
5 * $Id: input.c 7955 2004-06-07 22:21:33Z fenrir $
7 * Authors: Laurent Aimar <fenrir@via.ecp.fr>
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.
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.
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 *****************************************************************************/
24 /*****************************************************************************
26 *****************************************************************************/
29 #include <vlc/input.h>
31 #include "input_internal.h"
33 /*****************************************************************************
35 *****************************************************************************/
36 void input_ControlVarInit ( input_thread_t * );
37 void input_ControlVarClean( input_thread_t * );
38 void input_ControlVarNavigation( input_thread_t * );
39 void input_ControlVarTitle( input_thread_t *p_input, int i_title );
41 void input_ConfigVarInit ( input_thread_t *p_input );
44 /*****************************************************************************
46 *****************************************************************************/
47 static int StateCallback ( vlc_object_t *p_this, char const *psz_cmd,
48 vlc_value_t oldval, vlc_value_t newval, void * );
49 static int RateCallback ( vlc_object_t *p_this, char const *psz_cmd,
50 vlc_value_t oldval, vlc_value_t newval, void * );
51 static int PositionCallback( vlc_object_t *p_this, char const *psz_cmd,
52 vlc_value_t oldval, vlc_value_t newval, void * );
53 static int TimeCallback ( vlc_object_t *p_this, char const *psz_cmd,
54 vlc_value_t oldval, vlc_value_t newval, void * );
55 static int ProgramCallback ( vlc_object_t *p_this, char const *psz_cmd,
56 vlc_value_t oldval, vlc_value_t newval, void * );
57 static int TitleCallback ( vlc_object_t *p_this, char const *psz_cmd,
58 vlc_value_t oldval, vlc_value_t newval, void * );
59 static int SeekpointCallback( vlc_object_t *p_this, char const *psz_cmd,
60 vlc_value_t oldval, vlc_value_t newval, void * );
61 static int NavigationCallback( vlc_object_t *p_this, char const *psz_cmd,
62 vlc_value_t oldval, vlc_value_t newval, void * );
63 static int ESCallback ( vlc_object_t *p_this, char const *psz_cmd,
64 vlc_value_t oldval, vlc_value_t newval, void * );
65 static int BookmarkCallback( vlc_object_t *p_this, char const *psz_cmd,
66 vlc_value_t oldval, vlc_value_t newval, void * );
68 /*****************************************************************************
69 * input_ControlVarInit:
70 * Create all control object variables with their callbacks
71 *****************************************************************************/
72 void input_ControlVarInit ( input_thread_t *p_input )
74 vlc_value_t val, text;
77 var_Create( p_input, "state", VLC_VAR_INTEGER );
78 val.i_int = p_input->i_state;
79 var_Change( p_input, "state", VLC_VAR_SETVALUE, &val, NULL );
80 var_AddCallback( p_input, "state", StateCallback, NULL );
83 var_Create( p_input, "rate", VLC_VAR_INTEGER );
84 val.i_int = p_input->i_rate;
85 var_Change( p_input, "rate", VLC_VAR_SETVALUE, &val, NULL );
86 var_AddCallback( p_input, "rate", RateCallback, NULL );
88 var_Create( p_input, "rate-slower", VLC_VAR_VOID );
89 var_AddCallback( p_input, "rate-slower", RateCallback, NULL );
91 var_Create( p_input, "rate-faster", VLC_VAR_VOID );
92 var_AddCallback( p_input, "rate-faster", RateCallback, NULL );
96 var_Create( p_input, "position", VLC_VAR_FLOAT );
97 var_Create( p_input, "position-offset", VLC_VAR_FLOAT );
99 var_Change( p_input, "position", VLC_VAR_SETVALUE, &val, NULL );
100 var_AddCallback( p_input, "position", PositionCallback, NULL );
101 var_AddCallback( p_input, "position-offset", PositionCallback, NULL );
104 var_Create( p_input, "time", VLC_VAR_TIME );
105 var_Create( p_input, "time-offset", VLC_VAR_TIME ); /* relative */
107 var_Change( p_input, "time", VLC_VAR_SETVALUE, &val, NULL );
108 var_AddCallback( p_input, "time", TimeCallback, NULL );
109 var_AddCallback( p_input, "time-offset", TimeCallback, NULL );
113 var_Create( p_input, "bookmark", VLC_VAR_INTEGER | VLC_VAR_HASCHOICE |
115 val.psz_string = _("Bookmark");
116 var_Change( p_input, "bookmark", VLC_VAR_SETTEXT, &val, NULL );
117 var_AddCallback( p_input, "bookmark", BookmarkCallback, NULL );
121 var_Create( p_input, "program", VLC_VAR_INTEGER | VLC_VAR_HASCHOICE |
123 var_Get( p_input, "program", &val );
125 var_Change( p_input, "program", VLC_VAR_DELCHOICE, &val, NULL );
126 text.psz_string = _("Program");
127 var_Change( p_input, "program", VLC_VAR_SETTEXT, &text, NULL );
128 var_AddCallback( p_input, "program", ProgramCallback, NULL );
131 var_Create( p_input, "title", VLC_VAR_INTEGER | VLC_VAR_HASCHOICE );
132 text.psz_string = _("Title");
133 var_Change( p_input, "title", VLC_VAR_SETTEXT, &text, NULL );
134 var_AddCallback( p_input, "title", TitleCallback, NULL );
137 var_Create( p_input, "chapter", VLC_VAR_INTEGER | VLC_VAR_HASCHOICE );
138 text.psz_string = _("Chapter");
139 var_Change( p_input, "chapter", VLC_VAR_SETTEXT, &text, NULL );
140 var_AddCallback( p_input, "chapter", SeekpointCallback, NULL );
142 /* Navigation The callback is added after */
143 var_Create( p_input, "navigation", VLC_VAR_VARIABLE | VLC_VAR_HASCHOICE );
144 text.psz_string = _("Navigation");
145 var_Change( p_input, "navigation", VLC_VAR_SETTEXT, &text, NULL );
148 var_Create( p_input, "video-es", VLC_VAR_INTEGER | VLC_VAR_HASCHOICE );
149 text.psz_string = _("Video Track");
150 var_Change( p_input, "video-es", VLC_VAR_SETTEXT, &text, NULL );
151 var_AddCallback( p_input, "video-es", ESCallback, NULL );
154 var_Create( p_input, "audio-es", VLC_VAR_INTEGER | VLC_VAR_HASCHOICE );
155 text.psz_string = _("Audio Track");
156 var_Change( p_input, "audio-es", VLC_VAR_SETTEXT, &text, NULL );
157 var_AddCallback( p_input, "audio-es", ESCallback, NULL );
160 var_Create( p_input, "spu-es", VLC_VAR_INTEGER | VLC_VAR_HASCHOICE );
161 text.psz_string = _("Subtitles Track");
162 var_Change( p_input, "spu-es", VLC_VAR_SETTEXT, &text, NULL );
163 var_AddCallback( p_input, "spu-es", ESCallback, NULL );
166 /* Special read only objects variables for intf */
167 var_Create( p_input, "bookmarks", VLC_VAR_STRING | VLC_VAR_DOINHERIT );
169 var_Create( p_input, "length", VLC_VAR_TIME );
171 var_Change( p_input, "length", VLC_VAR_SETVALUE, &val, NULL );
175 /* Special "intf-change" variable, it allows intf to set up a callback
176 * to be notified of some changes.
177 * TODO list all changes warn by this callbacks */
178 var_Create( p_input, "intf-change", VLC_VAR_BOOL );
179 var_SetBool( p_input, "intf-change", VLC_TRUE );
182 /*****************************************************************************
183 * input_ControlVarClean:
184 *****************************************************************************/
185 void input_ControlVarClean( input_thread_t *p_input )
187 var_Destroy( p_input, "state" );
188 var_Destroy( p_input, "rate" );
189 var_Destroy( p_input, "rate-slower" );
190 var_Destroy( p_input, "rate-faster" );
191 var_Destroy( p_input, "position" );
192 var_Destroy( p_input, "position-offset" );
193 var_Destroy( p_input, "time" );
194 var_Destroy( p_input, "time-offset" );
196 var_Destroy( p_input, "bookmark" );
198 var_Destroy( p_input, "program" );
199 if( p_input->i_title > 1 )
201 /* TODO Destroy sub navigation var ? */
203 var_Destroy( p_input, "next-title" );
204 var_Destroy( p_input, "prev-title" );
206 if( p_input->i_title > 0 )
208 /* FIXME title > 0 doesn't mean current title has more than 1 seekpoint */
209 var_Destroy( p_input, "next-chapter" );
210 var_Destroy( p_input, "prev-chapter" );
212 var_Destroy( p_input, "title" );
213 var_Destroy( p_input, "chapter" );
214 var_Destroy( p_input, "navigation" );
216 var_Destroy( p_input, "video-es" );
217 var_Destroy( p_input, "audio-es" );
218 var_Destroy( p_input, "spu-es" );
220 var_Destroy( p_input, "bookmarks" );
221 var_Destroy( p_input, "length" );
223 var_Destroy( p_input, "intf-change" );
226 /*****************************************************************************
227 * input_ControlVarNavigation:
228 * Create all remaining control object variables
229 *****************************************************************************/
230 void input_ControlVarNavigation( input_thread_t *p_input )
232 vlc_value_t val, text;
235 /* Create more command variables */
236 if( p_input->i_title > 1 )
238 var_Create( p_input, "next-title", VLC_VAR_VOID );
239 text.psz_string = _("Next title");
240 var_Change( p_input, "next-title", VLC_VAR_SETTEXT, &text, NULL );
241 var_AddCallback( p_input, "next-title", TitleCallback, NULL );
243 var_Create( p_input, "prev-title", VLC_VAR_VOID );
244 text.psz_string = _("Previous title");
245 var_Change( p_input, "prev-title", VLC_VAR_SETTEXT, &text, NULL );
246 var_AddCallback( p_input, "prev-title", TitleCallback, NULL );
249 /* Create title and navigation */
250 val.psz_string = malloc( sizeof("title ") + 5 );
251 for( i = 0; i < p_input->i_title; i++ )
253 vlc_value_t val2, text, text2;
256 /* Add title choice */
258 var_Change( p_input, "title", VLC_VAR_ADDCHOICE, &val2, NULL );
260 /* Add Navigation entries */
261 sprintf( val.psz_string, "title %2i", i );
262 var_Destroy( p_input, val.psz_string );
263 var_Create( p_input, val.psz_string, VLC_VAR_INTEGER|VLC_VAR_HASCHOICE|VLC_VAR_ISCOMMAND );
264 var_AddCallback( p_input, val.psz_string, NavigationCallback, (void *)i );
266 if( p_input->title[i]->psz_name == NULL ||
267 *p_input->title[i]->psz_name == '\0' )
269 text.psz_string = malloc( strlen( _("Title %i") ) + 20 );
270 sprintf( text.psz_string, _("Title %i"), i );
274 text.psz_string = strdup( p_input->title[i]->psz_name );
276 var_Change( p_input, "navigation", VLC_VAR_ADDCHOICE, &val, &text );
277 free( text.psz_string );
279 for( j = 0; j < p_input->title[i]->i_seekpoint; j++ )
283 if( p_input->title[i]->seekpoint[j]->psz_name == NULL ||
284 *p_input->title[i]->seekpoint[j]->psz_name == '\0' )
287 text2.psz_string = malloc( strlen( _("Chapter %i") ) + 20 );
288 sprintf( text2.psz_string, _("Chapter %i"), j );
292 text2.psz_string = strdup( p_input->title[i]->seekpoint[j]->psz_name );
295 var_Change( p_input, val.psz_string, VLC_VAR_ADDCHOICE, &val2, &text2 );
296 if( text2.psz_string ) free( text2.psz_string );
300 free( val.psz_string );
303 /*****************************************************************************
304 * input_ControlVarTitle:
305 * Create all variables for a title
306 *****************************************************************************/
307 void input_ControlVarTitle( input_thread_t *p_input, int i_title )
309 input_title_t *t = p_input->title[i_title];
313 /* Create/Destroy command variables */
314 if( t->i_seekpoint > 1 )
318 var_Create( p_input, "next-chapter", VLC_VAR_VOID );
319 text.psz_string = _("Next chapter");
320 var_Change( p_input, "next-chapter", VLC_VAR_SETTEXT, &text, NULL );
321 var_AddCallback( p_input, "next-chapter", SeekpointCallback, NULL );
323 var_Create( p_input, "prev-chapter", VLC_VAR_VOID );
324 text.psz_string = _("Previous chapter");
325 var_Change( p_input, "prev-chapter", VLC_VAR_SETTEXT, &text, NULL );
326 var_AddCallback( p_input, "prev-chapter", SeekpointCallback, NULL );
330 var_Destroy( p_input, "next-chapter" );
331 var_Destroy( p_input, "prev-chapter" );
334 /* Build chapter list */
335 var_Change( p_input, "chapter", VLC_VAR_CLEARCHOICES, NULL, NULL );
336 for( i = 0; i < t->i_seekpoint; i++ )
339 var_Change( p_input, "chapter", VLC_VAR_ADDCHOICE, &val, NULL );
344 /*****************************************************************************
345 * input_ConfigVarInit:
346 * Create all config object variables
347 *****************************************************************************/
348 void input_ConfigVarInit ( input_thread_t *p_input )
352 /* Create Object Variables for private use only */
353 var_Create( p_input, "video", VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
354 var_Create( p_input, "audio", VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
356 var_Create( p_input, "audio-channel", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
357 var_Create( p_input, "spu-channel", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
359 var_Create( p_input, "sub-file", VLC_VAR_FILE | VLC_VAR_DOINHERIT );
360 var_Create( p_input, "sub-autodetect-file", VLC_VAR_BOOL |
362 var_Create( p_input, "sub-autodetect-path", VLC_VAR_STRING |
364 var_Create( p_input, "sub-autodetect-fuzzy", VLC_VAR_INTEGER |
367 var_Create( p_input, "sout", VLC_VAR_STRING | VLC_VAR_DOINHERIT );
368 var_Create( p_input, "sout-all", VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
369 var_Create( p_input, "sout-audio", VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
370 var_Create( p_input, "sout-video", VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
371 var_Create( p_input, "sout-keep", VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
373 var_Create( p_input, "input-repeat", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
375 var_Create( p_input, "start-time", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
376 var_Create( p_input, "stop-time", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
378 var_Create( p_input, "minimize-threads", VLC_VAR_BOOL|VLC_VAR_DOINHERIT );
380 var_Create( p_input, "demuxed-id3", VLC_VAR_BOOL ); /* FIXME beurk */
381 val.b_bool = VLC_FALSE;
382 var_Change( p_input, "demuxed-id3", VLC_VAR_SETVALUE, &val, NULL );
384 var_Create( p_input, "audio-desync", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
386 var_Create( p_input, "cr-average", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
389 /*****************************************************************************
391 *****************************************************************************/
392 static int StateCallback ( vlc_object_t *p_this, char const *psz_cmd,
393 vlc_value_t oldval, vlc_value_t newval, void *p_data )
395 input_thread_t *p_input = (input_thread_t*)p_this;
398 if( newval.i_int == PLAYING_S || newval.i_int == PAUSE_S )
400 input_ControlPush( p_input, INPUT_CONTROL_SET_STATE, &newval );
406 static int RateCallback ( vlc_object_t *p_this, char const *psz_cmd,
407 vlc_value_t oldval, vlc_value_t newval, void *p_data )
409 input_thread_t *p_input = (input_thread_t*)p_this;
413 /* Problem with this way: the "rate" variable is update after the input thread do the change */
414 if( !strcmp( psz_cmd, "rate-slower" ) )
416 input_ControlPush( p_input, INPUT_CONTROL_SET_RATE_SLOWER, NULL );
418 /* Fix "rate" value */
419 i_rate = var_GetInteger( p_input, "rate" ) * 2;
420 if( i_rate < INPUT_RATE_MIN ) i_rate = INPUT_RATE_MIN;
422 var_Change( p_input, "rate", VLC_VAR_SETVALUE, &val, NULL );
424 else if( !strcmp( psz_cmd, "rate-faster" ) )
426 input_ControlPush( p_input, INPUT_CONTROL_SET_RATE_FASTER, NULL );
427 i_rate = var_GetInteger( p_input, "rate" ) / 2;
429 if( i_rate > INPUT_RATE_MAX ) i_rate = INPUT_RATE_MAX;
431 var_Change( p_input, "rate", VLC_VAR_SETVALUE, &val, NULL );
435 input_ControlPush( p_input, INPUT_CONTROL_SET_RATE, &newval );
441 static int PositionCallback( vlc_object_t *p_this, char const *psz_cmd,
442 vlc_value_t oldval, vlc_value_t newval, void *p_data )
444 input_thread_t *p_input = (input_thread_t*)p_this;
445 vlc_value_t val, length;
447 if( !strcmp( psz_cmd, "position-offset" ) )
449 input_ControlPush( p_input, INPUT_CONTROL_SET_POSITION_OFFSET, &newval );
451 val.f_float = var_GetFloat( p_input, "position" ) + newval.f_float;
452 if( val.f_float < 0.0 ) val.f_float = 0.0;
453 if( val.f_float > 1.0 ) val.f_float = 1.0;
454 var_Change( p_input, "position", VLC_VAR_SETVALUE, &val, NULL );
458 val.f_float = newval.f_float;
459 input_ControlPush( p_input, INPUT_CONTROL_SET_POSITION, &newval );
462 /* Update "position" for better intf behavour */
463 var_Get( p_input, "length", &length );
464 if( length.i_time > 0 && val.f_float >= 0.0 && val.f_float <= 1.0 )
466 val.i_time = length.i_time * val.f_float;
467 var_Change( p_input, "time", VLC_VAR_SETVALUE, &val, NULL );
474 static int TimeCallback ( vlc_object_t *p_this, char const *psz_cmd,
475 vlc_value_t oldval, vlc_value_t newval, void *p_data )
477 input_thread_t *p_input = (input_thread_t*)p_this;
478 vlc_value_t val, length;
480 if( !strcmp( psz_cmd, "time-offset" ) )
482 input_ControlPush( p_input, INPUT_CONTROL_SET_TIME_OFFSET, &newval );
484 val.i_time = var_GetTime( p_input, "time" ) + newval.i_time;
485 if( val.i_time < 0 ) val.i_time = 0;
486 /* TODO maybe test against i_length ? */
487 var_Change( p_input, "time", VLC_VAR_SETVALUE, &val, NULL );
491 val.i_time = newval.i_time;
492 input_ControlPush( p_input, INPUT_CONTROL_SET_TIME, &newval );
495 /* Update "position" for better intf behavour */
496 var_Get( p_input, "length", &length );
497 if( length.i_time > 0 && val.i_time >= 0 && val.i_time <= length.i_time )
499 val.f_float = (double)val.i_time/(double)length.i_time;
500 var_Change( p_input, "position", VLC_VAR_SETVALUE, &val, NULL );
506 static int ProgramCallback ( vlc_object_t *p_this, char const *psz_cmd,
507 vlc_value_t oldval, vlc_value_t newval, void *p_data )
509 input_thread_t *p_input = (input_thread_t*)p_this;
511 input_ControlPush( p_input, INPUT_CONTROL_SET_PROGRAM, &newval );
516 static int TitleCallback ( vlc_object_t *p_this, char const *psz_cmd,
517 vlc_value_t oldval, vlc_value_t newval, void *p_data )
519 input_thread_t *p_input = (input_thread_t*)p_this;
520 vlc_value_t val, count;
522 if( !strcmp( psz_cmd, "next-title" ) )
524 input_ControlPush( p_input, INPUT_CONTROL_SET_TITLE_NEXT, NULL );
526 val.i_int = var_GetInteger( p_input, "title" ) + 1;
527 var_Change( p_input, "title", VLC_VAR_CHOICESCOUNT, &count, NULL );
528 if( val.i_int < count.i_int )
529 var_Change( p_input, "title", VLC_VAR_SETVALUE, &val, NULL );
531 else if( !strcmp( psz_cmd, "prev-title" ) )
533 input_ControlPush( p_input, INPUT_CONTROL_SET_TITLE_PREV, NULL );
535 val.i_int = var_GetInteger( p_input, "title" ) - 1;
537 var_Change( p_input, "title", VLC_VAR_SETVALUE, &val, NULL );
541 input_ControlPush( p_input, INPUT_CONTROL_SET_TITLE, &newval );
547 static int SeekpointCallback( vlc_object_t *p_this, char const *psz_cmd,
548 vlc_value_t oldval, vlc_value_t newval, void *p_data )
550 input_thread_t *p_input = (input_thread_t*)p_this;
551 vlc_value_t val, count;
553 if( !strcmp( psz_cmd, "next-chapter" ) )
555 input_ControlPush( p_input, INPUT_CONTROL_SET_SEEKPOINT_NEXT, NULL );
557 val.i_int = var_GetInteger( p_input, "chapter" ) + 1;
558 var_Change( p_input, "chapter", VLC_VAR_CHOICESCOUNT, &count, NULL );
559 if( val.i_int < count.i_int )
560 var_Change( p_input, "chapter", VLC_VAR_SETVALUE, &val, NULL );
562 else if( !strcmp( psz_cmd, "prev-chapter" ) )
564 input_ControlPush( p_input, INPUT_CONTROL_SET_SEEKPOINT_PREV, NULL );
566 val.i_int = var_GetInteger( p_input, "chapter" ) - 1;
568 var_Change( p_input, "chapter", VLC_VAR_SETVALUE, &val, NULL );
572 input_ControlPush( p_input, INPUT_CONTROL_SET_SEEKPOINT, &newval );
578 static int NavigationCallback( vlc_object_t *p_this, char const *psz_cmd,
579 vlc_value_t oldval, vlc_value_t newval, void *p_data )
581 input_thread_t *p_input = (input_thread_t*)p_this;
584 /* Issue a title change */
585 val.i_int = (int)p_data;
586 input_ControlPush( p_input, INPUT_CONTROL_SET_TITLE, &val );
588 var_Change( p_input, "title", VLC_VAR_SETVALUE, &val, NULL );
590 /* And a chapter change */
591 input_ControlPush( p_input, INPUT_CONTROL_SET_SEEKPOINT, &newval );
593 var_Change( p_input, "chapter", VLC_VAR_SETVALUE, &newval, NULL );
598 static int ESCallback ( vlc_object_t *p_this, char const *psz_cmd,
599 vlc_value_t oldval, vlc_value_t newval, void *p_data )
601 input_thread_t *p_input = (input_thread_t*)p_this;
603 if( newval.i_int < 0 )
607 if( !strcmp( psz_cmd, "audio-es" ) )
609 else if( !strcmp( psz_cmd, "video-es" ) )
611 else if( !strcmp( psz_cmd, "spu-es" ) )
616 input_ControlPush( p_input, INPUT_CONTROL_SET_ES, &v );
620 input_ControlPush( p_input, INPUT_CONTROL_SET_ES, &newval );
626 static int BookmarkCallback( vlc_object_t *p_this, char const *psz_cmd,
627 vlc_value_t oldval, vlc_value_t newval, void *p_data )
629 input_thread_t *p_input = (input_thread_t*)p_this;
631 input_ControlPush( p_input, INPUT_CONTROL_SET_BOOKMARK, &newval );