git.sesse.net Git - vlc/blob - modules/control/hotkeys.c

   1 /*****************************************************************************
   2  * hotkeys.c: Hotkey handling for vlc
   3  *****************************************************************************
   4  * Copyright (C) 2005 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Sigmund Augdal <sigmunau@idi.ntnu.no>
   8  *          Jean-Paul Saman <jpsaman #_at_# m2x.nl>
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation; either version 2 of the License, or
  13  * (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
  23  *****************************************************************************/
  24
  25 /*****************************************************************************
  26  * Preamble
  27  *****************************************************************************/
  28 #include <stdlib.h>                                      /* malloc(), free() */
  29
  30 #include <vlc/vlc.h>
  31 #include <vlc/intf.h>
  32 #include <vlc/input.h>
  33 #include <vlc/vout.h>
  34 #include <vlc/aout.h>
  35 #include <vlc_osd.h>
  36
  37 #include "vlc_keys.h"
  38
  39 #define BUFFER_SIZE 10
  40
  41 #define CHANNELS_NUMBER 4
  42 #define VOLUME_TEXT_CHAN     p_intf->p_sys->p_channels[ 0 ]
  43 #define VOLUME_WIDGET_CHAN   p_intf->p_sys->p_channels[ 1 ]
  44 #define POSITION_TEXT_CHAN   p_intf->p_sys->p_channels[ 2 ]
  45 #define POSITION_WIDGET_CHAN p_intf->p_sys->p_channels[ 3 ]
  46 /*****************************************************************************
  47  * intf_sys_t: description and status of FB interface
  48  *****************************************************************************/
  49 struct intf_sys_t
  50 {
  51     vlc_mutex_t         change_lock;  /* mutex to keep the callback
  52                                        * and the main loop from
  53                                        * stepping on each others
  54                                        * toes */
  55     int                 p_keys[ BUFFER_SIZE ]; /* buffer that contains
  56                                                 * keyevents */
  57     int                 i_size;        /* number of events in buffer */
  58     int                 p_channels[ CHANNELS_NUMBER ]; /* contains registered
  59                                                         * channel IDs */
  60     input_thread_t *    p_input;       /* pointer to input */
  61     vout_thread_t *     p_vout;        /* pointer to vout object */
  62 };
  63
  64 /*****************************************************************************
  65  * Local prototypes
  66  *****************************************************************************/
  67 static int  Open    ( vlc_object_t * );
  68 static void Close   ( vlc_object_t * );
  69 static void Run     ( intf_thread_t * );
  70 static int  GetKey  ( intf_thread_t *);
  71 static int  KeyEvent( vlc_object_t *, char const *,
  72                       vlc_value_t, vlc_value_t, void * );
  73 static int  ActionKeyCB( vlc_object_t *, char const *,
  74                          vlc_value_t, vlc_value_t, void * );
  75 static void PlayBookmark( intf_thread_t *, int );
  76 static void SetBookmark ( intf_thread_t *, int );
  77 static void DisplayPosition( intf_thread_t *, vout_thread_t *, input_thread_t * );
  78 static void DisplayVolume  ( intf_thread_t *, vout_thread_t *, audio_volume_t );
  79 static void ClearChannels  ( intf_thread_t *, vout_thread_t * );
  80
  81 /*****************************************************************************
  82  * Module descriptor
  83  *****************************************************************************/
  84 #define BOOKMARK1_TEXT N_("Playlist bookmark 1")
  85 #define BOOKMARK2_TEXT N_("Playlist bookmark 2")
  86 #define BOOKMARK3_TEXT N_("Playlist bookmark 3")
  87 #define BOOKMARK4_TEXT N_("Playlist bookmark 4")
  88 #define BOOKMARK5_TEXT N_("Playlist bookmark 5")
  89 #define BOOKMARK6_TEXT N_("Playlist bookmark 6")
  90 #define BOOKMARK7_TEXT N_("Playlist bookmark 7")
  91 #define BOOKMARK8_TEXT N_("Playlist bookmark 8")
  92 #define BOOKMARK9_TEXT N_("Playlist bookmark 9")
  93 #define BOOKMARK10_TEXT N_("Playlist bookmark 10")
  94 #define BOOKMARK_LONGTEXT N_( \
  95     "This option allows you to define playlist bookmarks.")
  96
  97 vlc_module_begin();
  98     set_description( _("Hotkeys management interface") );
  99     add_string( "bookmark1", NULL, NULL,
 100                 BOOKMARK1_TEXT, BOOKMARK_LONGTEXT, VLC_FALSE );
 101     add_string( "bookmark2", NULL, NULL,
 102                 BOOKMARK2_TEXT, BOOKMARK_LONGTEXT, VLC_FALSE );
 103     add_string( "bookmark3", NULL, NULL,
 104                 BOOKMARK3_TEXT, BOOKMARK_LONGTEXT, VLC_FALSE );
 105     add_string( "bookmark4", NULL, NULL,
 106                 BOOKMARK4_TEXT, BOOKMARK_LONGTEXT, VLC_FALSE );
 107     add_string( "bookmark5", NULL, NULL,
 108                 BOOKMARK5_TEXT, BOOKMARK_LONGTEXT, VLC_FALSE );
 109     add_string( "bookmark6", NULL, NULL,
 110                 BOOKMARK6_TEXT, BOOKMARK_LONGTEXT, VLC_FALSE );
 111     add_string( "bookmark7", NULL, NULL,
 112                 BOOKMARK7_TEXT, BOOKMARK_LONGTEXT, VLC_FALSE );
 113     add_string( "bookmark8", NULL, NULL,
 114                 BOOKMARK8_TEXT, BOOKMARK_LONGTEXT, VLC_FALSE );
 115     add_string( "bookmark9", NULL, NULL,
 116                 BOOKMARK9_TEXT, BOOKMARK_LONGTEXT, VLC_FALSE );
 117     add_string( "bookmark10", NULL, NULL,
 118                 BOOKMARK10_TEXT, BOOKMARK_LONGTEXT, VLC_FALSE );
 119
 120     set_capability( "interface", 0 );
 121     set_callbacks( Open, Close );
 122 vlc_module_end();
 123
 124 /*****************************************************************************
 125  * Open: initialize interface
 126  *****************************************************************************/
 127 static int Open( vlc_object_t *p_this )
 128 {
 129     intf_thread_t *p_intf = (intf_thread_t *)p_this;
 130
 131     /* Allocate instance and initialize some members */
 132     p_intf->p_sys = malloc( sizeof( intf_sys_t ) );
 133     if( p_intf->p_sys == NULL )
 134     {
 135         msg_Err( p_intf, "out of memory" );
 136         return 1;
 137     }
 138     vlc_mutex_init( p_intf, &p_intf->p_sys->change_lock );
 139     p_intf->p_sys->i_size = 0;
 140     p_intf->pf_run = Run;
 141
 142     p_intf->p_sys->p_input = NULL;
 143     p_intf->p_sys->p_vout = NULL;
 144
 145     var_AddCallback( p_intf->p_vlc, "key-pressed", KeyEvent, p_intf );
 146     return 0;
 147 }
 148
 149 /*****************************************************************************
 150  * Close: destroy interface
 151  *****************************************************************************/
 152 static void Close( vlc_object_t *p_this )
 153 {
 154     intf_thread_t *p_intf = (intf_thread_t *)p_this;
 155
 156     var_DelCallback( p_intf->p_vlc, "key-pressed", KeyEvent, p_intf );
 157     if( p_intf->p_sys->p_input )
 158     {
 159         vlc_object_release( p_intf->p_sys->p_input );
 160     }
 161     if( p_intf->p_sys->p_vout )
 162     {
 163         vlc_object_release( p_intf->p_sys->p_vout );
 164     }
 165     /* Destroy structure */
 166     free( p_intf->p_sys );
 167 }
 168
 169 /*****************************************************************************
 170  * Run: main loop
 171  *****************************************************************************/
 172 static void Run( intf_thread_t *p_intf )
 173 {
 174     playlist_t *p_playlist = NULL;
 175     input_thread_t *p_input = NULL;
 176     vout_thread_t *p_vout = NULL;
 177     vout_thread_t *p_last_vout = NULL;
 178     struct hotkey *p_hotkeys = p_intf->p_vlc->p_hotkeys;
 179     vlc_value_t val;
 180     int i;
 181
 182     /* Initialize hotkey structure */
 183     for( i = 0; p_hotkeys[i].psz_action != NULL; i++ )
 184     {
 185         var_Create( p_intf->p_vlc, p_hotkeys[i].psz_action,
 186                     VLC_VAR_HOTKEY | VLC_VAR_DOINHERIT );
 187
 188         var_AddCallback( p_intf->p_vlc, p_hotkeys[i].psz_action,
 189                          ActionKeyCB, NULL );
 190         var_Get( p_intf->p_vlc, p_hotkeys[i].psz_action, &val );
 191         var_Set( p_intf->p_vlc, p_hotkeys[i].psz_action, val );
 192     }
 193
 194     while( !p_intf->b_die )
 195     {
 196         int i_key, i_action;
 197         int i_times = 0;
 198
 199         /* Sleep a bit */
 200         msleep( INTF_IDLE_SLEEP );
 201
 202         /* Update the input */
 203         if( p_intf->p_sys->p_input == NULL )
 204         {
 205             p_intf->p_sys->p_input = vlc_object_find( p_intf, VLC_OBJECT_INPUT,
 206                                                       FIND_ANYWHERE );
 207         }
 208         else if( p_intf->p_sys->p_input->b_dead )
 209         {
 210             vlc_object_release( p_intf->p_sys->p_input );
 211             p_intf->p_sys->p_input = NULL;
 212         }
 213         p_input = p_intf->p_sys->p_input;
 214
 215         /* Update the vout */
 216         p_last_vout = p_intf->p_sys->p_vout;
 217         if( p_vout == NULL )
 218         {
 219             p_vout = vlc_object_find( p_intf, VLC_OBJECT_VOUT, FIND_ANYWHERE );
 220             p_intf->p_sys->p_vout = p_vout;
 221         }
 222         else if( p_vout->b_die )
 223         {
 224             vlc_object_release( p_vout );
 225             p_vout = NULL;
 226             p_intf->p_sys->p_vout = NULL;
 227         }
 228
 229         /* Register OSD channels */
 230         if( p_vout && p_vout != p_last_vout )
 231         {
 232             for( i = 0; i < CHANNELS_NUMBER; i++ )
 233             {
 234                 spu_Control( p_vout->p_spu, SPU_CHANNEL_REGISTER,
 235                              &p_intf->p_sys->p_channels[ i ] );
 236             }
 237         }
 238
 239         /* Find action triggered by hotkey */
 240         i_action = 0;
 241         i_key = GetKey( p_intf );
 242         for( i = 0; i_key != -1 && p_hotkeys[i].psz_action != NULL; i++ )
 243         {
 244             if( p_hotkeys[i].i_key == i_key )
 245             {
 246                 i_action = p_hotkeys[i].i_action;
 247                 i_times  = p_hotkeys[i].i_times; /* times key pressed within max. delta time */
 248                 p_hotkeys[i].i_times = 0;
 249             }
 250         }
 251
 252         if( !i_action )
 253         {
 254             /* No key pressed, sleep a bit more */
 255             msleep( INTF_IDLE_SLEEP );
 256             continue;
 257         }
 258
 259         if( i_action == ACTIONID_QUIT )
 260         {
 261             p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 262                                     FIND_ANYWHERE );
 263             if( p_playlist )
 264             {
 265                 playlist_Stop( p_playlist );
 266                 vlc_object_release( p_playlist );
 267             }
 268             /* Playlist is stopped now kill vlc. */
 269             p_intf->p_vlc->b_die = VLC_TRUE;
 270             ClearChannels( p_intf, p_vout );
 271             vout_OSDMessage( p_intf, DEFAULT_CHAN, _( "Quit" ) );
 272             continue;
 273         }
 274         else if( i_action == ACTIONID_VOL_UP )
 275         {
 276             audio_volume_t i_newvol;
 277             aout_VolumeUp( p_intf, 1, &i_newvol );
 278             DisplayVolume( p_intf, p_vout, i_newvol );
 279         }
 280         else if( i_action == ACTIONID_VOL_DOWN )
 281         {
 282             audio_volume_t i_newvol;
 283             aout_VolumeDown( p_intf, 1, &i_newvol );
 284             DisplayVolume( p_intf, p_vout, i_newvol );
 285         }
 286         else if( i_action == ACTIONID_VOL_MUTE )
 287         {
 288             audio_volume_t i_newvol = -1;
 289             aout_VolumeMute( p_intf, &i_newvol );
 290             if( p_vout )
 291             {
 292                 if( i_newvol == 0 )
 293                 {
 294                     ClearChannels( p_intf, p_vout );
 295                     vout_OSDIcon( VLC_OBJECT( p_intf ), DEFAULT_CHAN,
 296                                   OSD_MUTE_ICON );
 297                 }
 298                 else
 299                 {
 300                     DisplayVolume( p_intf, p_vout, i_newvol );
 301                 }
 302             }
 303         }
 304         else if( i_action == ACTIONID_INTF_SHOW )
 305         {
 306             val.b_bool = VLC_TRUE;
 307             p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 308                                           FIND_ANYWHERE );
 309             if( p_playlist )
 310             {
 311                 var_Set( p_playlist, "intf-show", val );
 312                 vlc_object_release( p_playlist );
 313             }
 314         }
 315         else if( i_action == ACTIONID_INTF_HIDE )
 316         {
 317             val.b_bool = VLC_FALSE;
 318             p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 319                                           FIND_ANYWHERE );
 320             if( p_playlist )
 321             {
 322                 var_Set( p_playlist, "intf-show", val );
 323                 vlc_object_release( p_playlist );
 324             }
 325         }
 326         else if( i_action == ACTIONID_SNAPSHOT )
 327         {
 328             if( p_vout ) vout_Control( p_vout, VOUT_SNAPSHOT );
 329         }
 330         else if( i_action == ACTIONID_SUBDELAY_DOWN )
 331         {
 332             int64_t i_delay = var_GetTime( p_input, "spu-delay" );
 333
 334             i_delay -= 50000;    /* 50 ms */
 335
 336             var_SetTime( p_input, "spu-delay", i_delay );
 337             ClearChannels( p_intf, p_vout );
 338             vout_OSDMessage( p_intf, DEFAULT_CHAN, "Subtitle delay %i ms",
 339                                  (int)(i_delay/1000) );
 340         }
 341         else if( i_action == ACTIONID_SUBDELAY_UP )
 342         {
 343             int64_t i_delay = var_GetTime( p_input, "spu-delay" );
 344
 345             i_delay += 50000;    /* 50 ms */
 346
 347             var_SetTime( p_input, "spu-delay", i_delay );
 348             ClearChannels( p_intf, p_vout );
 349             vout_OSDMessage( p_intf, DEFAULT_CHAN, "Subtitle delay %i ms",
 350                                  (int)(i_delay/1000) );
 351         }
 352         else if( i_action == ACTIONID_AUDIODELAY_DOWN )
 353         {
 354             int64_t i_delay = var_GetTime( p_input, "audio-delay" );
 355
 356             i_delay -= 50000;    /* 50 ms */
 357
 358             var_SetTime( p_input, "audio-delay", i_delay );
 359             ClearChannels( p_intf, p_vout );
 360             vout_OSDMessage( p_intf, DEFAULT_CHAN, "Audio delay %i ms",
 361                                  (int)(i_delay/1000) );
 362         }
 363         else if( i_action == ACTIONID_AUDIODELAY_UP )
 364         {
 365             int64_t i_delay = var_GetTime( p_input, "audio-delay" );
 366
 367             i_delay += 50000;    /* 50 ms */
 368
 369             var_SetTime( p_input, "audio-delay", i_delay );
 370             ClearChannels( p_intf, p_vout );
 371             vout_OSDMessage( p_intf, DEFAULT_CHAN, "Audio delay %i ms",
 372                                  (int)(i_delay/1000) );
 373         }
 374         else if( i_action == ACTIONID_FULLSCREEN )
 375         {
 376             if( p_vout )
 377             {
 378                 var_Get( p_vout, "fullscreen", &val ); val.b_bool = !val.b_bool;
 379                 var_Set( p_vout, "fullscreen", val );
 380             }
 381             else
 382             {
 383                 p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 384                                           FIND_ANYWHERE );
 385                 if( p_playlist )
 386                 {
 387                     var_Get( p_playlist, "fullscreen", &val ); val.b_bool = !val.b_bool;
 388                     var_Set( p_playlist, "fullscreen", val );
 389                     vlc_object_release( p_playlist );
 390                 }
 391             }
 392         }
 393         else if( i_action == ACTIONID_PLAY )
 394         {
 395             p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 396                                           FIND_ANYWHERE );
 397             if( p_playlist )
 398             {
 399                 var_Get( p_input, "rate", &val );
 400                 msg_Dbg( p_input, "rate %d", val.i_int );
 401                 if( val.i_int != INPUT_RATE_DEFAULT )
 402                 {
 403                     /* Return to normal speed */
 404                     val.i_int = INPUT_RATE_DEFAULT;
 405                     var_Set( p_input, "rate", val );
 406                 }
 407                 else
 408                 {
 409                     ClearChannels( p_intf, p_vout );
 410                     vout_OSDIcon( VLC_OBJECT( p_intf ), DEFAULT_CHAN,
 411                                   OSD_PAUSE_ICON );
 412                     playlist_Play( p_playlist );
 413                 }
 414                 vlc_object_release( p_playlist );
 415             }
 416
 417         }
 418         else if( i_action == ACTIONID_PLAY_PAUSE )
 419         {
 420             val.i_int = PLAYING_S;
 421             if( p_input )
 422             {
 423                 var_Get( p_input, "state", &val );
 424             }
 425             if( p_input && val.i_int != PAUSE_S )
 426             {
 427                 ClearChannels( p_intf, p_vout );
 428                 vout_OSDIcon( VLC_OBJECT( p_intf ), DEFAULT_CHAN,
 429                               OSD_PAUSE_ICON );
 430                 val.i_int = PAUSE_S;
 431                 var_Set( p_input, "state", val );
 432             }
 433             else
 434             {
 435                 p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 436                                               FIND_ANYWHERE );
 437                 if( p_playlist )
 438                 {
 439                     ClearChannels( p_intf, p_vout );
 440                     vout_OSDIcon( VLC_OBJECT( p_intf ), DEFAULT_CHAN,
 441                                   OSD_PLAY_ICON );
 442                     playlist_Play( p_playlist );
 443                     vlc_object_release( p_playlist );
 444                 }
 445             }
 446         }
 447         else if( p_input )
 448         {
 449             /* FIXME --fenrir
 450              * How to get a valid value ?
 451              * That's not that easy with some special stream
 452              */
 453             vlc_bool_t b_seekable = VLC_TRUE;
 454
 455             if( i_action == ACTIONID_PAUSE )
 456             {
 457                 ClearChannels( p_intf, p_vout );
 458                 vout_OSDIcon( VLC_OBJECT( p_intf ), DEFAULT_CHAN,
 459                               OSD_PAUSE_ICON );
 460                 val.i_int = PAUSE_S;
 461                 var_Set( p_input, "state", val );
 462             }
 463             else if( i_action == ACTIONID_JUMP_BACKWARD_3SEC && b_seekable )
 464             {
 465                 val.i_time = (-3000000 * ((mtime_t)(1 << i_times)));
 466                 var_Set( p_input, "time-offset", val );
 467                 DisplayPosition( p_intf, p_vout, p_input );
 468             }
 469             else if( i_action == ACTIONID_JUMP_FORWARD_3SEC && b_seekable )
 470             {
 471                 val.i_time = (3000000 * ((mtime_t)(1 << i_times)));
 472                 var_Set( p_input, "time-offset", val );
 473                 DisplayPosition( p_intf, p_vout, p_input );
 474             }
 475             else if( i_action == ACTIONID_JUMP_BACKWARD_10SEC && b_seekable )
 476             {
 477                 val.i_time = (-10000000 * ((mtime_t)(1 << i_times)));
 478                 var_Set( p_input, "time-offset", val );
 479                 DisplayPosition( p_intf, p_vout, p_input );
 480             }
 481             else if( i_action == ACTIONID_JUMP_FORWARD_10SEC && b_seekable )
 482             {
 483                 val.i_time = (10000000 * ((mtime_t)(1 << i_times)));
 484                 var_Set( p_input, "time-offset", val );
 485                 DisplayPosition( p_intf, p_vout, p_input );
 486             }
 487             else if( i_action == ACTIONID_JUMP_BACKWARD_1MIN && b_seekable )
 488             {
 489                 val.i_time = (-60000000 * ((mtime_t)(1 << i_times)));
 490                 var_Set( p_input, "time-offset", val );
 491                 DisplayPosition( p_intf, p_vout, p_input );
 492             }
 493             else if( i_action == ACTIONID_JUMP_FORWARD_1MIN && b_seekable )
 494             {
 495                 val.i_time = (60000000 * ((mtime_t)(1 << i_times)));
 496                 var_Set( p_input, "time-offset", val );
 497                 DisplayPosition( p_intf, p_vout, p_input );
 498             }
 499             else if( i_action == ACTIONID_JUMP_BACKWARD_5MIN && b_seekable )
 500             {
 501                 val.i_time = (-300000000 * ((mtime_t)(1 << i_times)));
 502                 var_Set( p_input, "time-offset", val );
 503                 DisplayPosition( p_intf, p_vout, p_input );
 504             }
 505             else if( i_action == ACTIONID_JUMP_FORWARD_5MIN && b_seekable )
 506             {
 507                 val.i_time = (300000000 * ((mtime_t)(1 << i_times)));
 508                 var_Set( p_input, "time-offset", val );
 509                 DisplayPosition( p_intf, p_vout, p_input );
 510             }
 511             else if( i_action == ACTIONID_AUDIO_TRACK )
 512             {
 513                 vlc_value_t val, list, list2;
 514                 int i_count, i;
 515                 var_Get( p_input, "audio-es", &val );
 516                 var_Change( p_input, "audio-es", VLC_VAR_GETCHOICES,
 517                             &list, &list2 );
 518                 i_count = list.p_list->i_count;
 519                 if( i_count <= 1 )
 520                 {
 521                     continue;
 522                 }
 523                 for( i = 0; i < i_count; i++ )
 524                 {
 525                     if( val.i_int == list.p_list->p_values[i].i_int )
 526                     {
 527                         break;
 528                     }
 529                 }
 530                 /* value of audio-es was not in choices list */
 531                 if( i == i_count )
 532                 {
 533                     msg_Warn( p_input,
 534                               "invalid current audio track, selecting 0" );
 535                     var_Set( p_input, "audio-es",
 536                              list.p_list->p_values[0] );
 537                     i = 0;
 538                 }
 539                 else if( i == i_count - 1 )
 540                 {
 541                     var_Set( p_input, "audio-es",
 542                              list.p_list->p_values[1] );
 543                     i = 1;
 544                 }
 545                 else
 546                 {
 547                     var_Set( p_input, "audio-es",
 548                              list.p_list->p_values[i+1] );
 549                     i++;
 550                 }
 551                 vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN,
 552                                  _("Audio track: %s"),
 553                                  list2.p_list->p_values[i].psz_string );
 554             }
 555             else if( i_action == ACTIONID_SUBTITLE_TRACK )
 556             {
 557                 vlc_value_t val, list, list2;
 558                 int i_count, i;
 559                 var_Get( p_input, "spu-es", &val );
 560
 561                 var_Change( p_input, "spu-es", VLC_VAR_GETCHOICES,
 562                             &list, &list2 );
 563                 i_count = list.p_list->i_count;
 564                 if( i_count <= 1 )
 565                 {
 566                     vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN, _("Subtitle track: %s"), _("N/A") );
 567                     continue;
 568                 }
 569                 for( i = 0; i < i_count; i++ )
 570                 {
 571                     if( val.i_int == list.p_list->p_values[i].i_int )
 572                     {
 573                         break;
 574                     }
 575                 }
 576                 /* value of spu-es was not in choices list */
 577                 if( i == i_count )
 578                 {
 579                     msg_Warn( p_input, "invalid current subtitle track, selecting 0" );
 580                     var_Set( p_input, "spu-es", list.p_list->p_values[0] );
 581                     i = 0;
 582                 }
 583                 else if( i == i_count - 1 )
 584                 {
 585                     var_Set( p_input, "spu-es", list.p_list->p_values[0] );
 586                     i = 0;
 587                 }
 588                 else
 589                 {
 590                     var_Set( p_input, "spu-es", list.p_list->p_values[i+1] );
 591                     i = i + 1;
 592                 }
 593                 vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN,
 594                                  _("Subtitle track: %s"),
 595                                  list2.p_list->p_values[i].psz_string );
 596             }
 597             else if( i_action == ACTIONID_NEXT )
 598             {
 599                 p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 600                                               FIND_ANYWHERE );
 601                 if( p_playlist )
 602                 {
 603                     vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN, _("Next") );
 604                     playlist_Next( p_playlist );
 605                     vlc_object_release( p_playlist );
 606                 }
 607             }
 608             else if( i_action == ACTIONID_PREV )
 609             {
 610                 p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 611                                               FIND_ANYWHERE );
 612                 if( p_playlist )
 613                 {
 614                     vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN, _("Previous") );
 615                     playlist_Prev( p_playlist );
 616                     vlc_object_release( p_playlist );
 617                 }
 618             }
 619             else if( i_action == ACTIONID_STOP )
 620             {
 621                 p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 622                                               FIND_ANYWHERE );
 623                 if( p_playlist )
 624                 {
 625                     playlist_Stop( p_playlist );
 626                     vlc_object_release( p_playlist );
 627                 }
 628             }
 629             else if( i_action == ACTIONID_FASTER )
 630             {
 631                 vlc_value_t val;
 632                 val.b_bool = VLC_TRUE;
 633                 var_Set( p_input, "rate-faster", val );
 634                 vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN, _("Faster") );
 635             }
 636             else if( i_action == ACTIONID_SLOWER )
 637             {
 638                 vlc_value_t val;
 639                 val.b_bool = VLC_TRUE;
 640                 var_Set( p_input, "rate-slower", val );
 641                 vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN, _("Slower") );
 642             }
 643             else if( i_action == ACTIONID_POSITION && b_seekable )
 644             {
 645                 DisplayPosition( p_intf, p_vout, p_input );
 646             }
 647             else if( i_action >= ACTIONID_PLAY_BOOKMARK1 &&
 648                      i_action <= ACTIONID_PLAY_BOOKMARK10 )
 649             {
 650                 PlayBookmark( p_intf, i_action - ACTIONID_PLAY_BOOKMARK1 + 1 );
 651             }
 652             else if( i_action >= ACTIONID_SET_BOOKMARK1 &&
 653                      i_action <= ACTIONID_SET_BOOKMARK10 )
 654             {
 655                 SetBookmark( p_intf, i_action - ACTIONID_SET_BOOKMARK1 + 1 );
 656             }
 657             /* Only makes sense with DVD */
 658             else if( i_action == ACTIONID_TITLE_PREV )
 659             {
 660                 val.b_bool = VLC_TRUE;
 661                 var_Set( p_input, "prev-title", val );
 662             }
 663             else if( i_action == ACTIONID_TITLE_NEXT )
 664             {
 665                 val.b_bool = VLC_TRUE;
 666                 var_Set( p_input, "next-title", val );
 667             }
 668             else if( i_action == ACTIONID_CHAPTER_PREV )
 669             {
 670                 val.b_bool = VLC_TRUE;
 671                 var_Set( p_input, "prev-chapter", val );
 672             }
 673             else if( i_action == ACTIONID_CHAPTER_NEXT )
 674             {
 675                 val.b_bool = VLC_TRUE;
 676                 var_Set( p_input, "next-chapter", val );
 677             }
 678         }
 679     }
 680 }
 681
 682 static int GetKey( intf_thread_t *p_intf)
 683 {
 684     vlc_mutex_lock( &p_intf->p_sys->change_lock );
 685     if ( p_intf->p_sys->i_size == 0 )
 686     {
 687         vlc_mutex_unlock( &p_intf->p_sys->change_lock );
 688         return -1;
 689     }
 690     else
 691     {
 692         int i_return = p_intf->p_sys->p_keys[ 0 ];
 693         int i;
 694         p_intf->p_sys->i_size--;
 695         for ( i = 0; i < BUFFER_SIZE - 1; i++)
 696         {
 697             p_intf->p_sys->p_keys[ i ] = p_intf->p_sys->p_keys[ i + 1 ];
 698         }
 699         vlc_mutex_unlock( &p_intf->p_sys->change_lock );
 700         return i_return;
 701     }
 702 }
 703
 704 /*****************************************************************************
 705  * KeyEvent: callback for keyboard events
 706  *****************************************************************************/
 707 static int KeyEvent( vlc_object_t *p_this, char const *psz_var,
 708                      vlc_value_t oldval, vlc_value_t newval, void *p_data )
 709 {
 710     intf_thread_t *p_intf = (intf_thread_t *)p_data;
 711     vlc_mutex_lock( &p_intf->p_sys->change_lock );
 712     if ( p_intf->p_sys->i_size == BUFFER_SIZE )
 713     {
 714         msg_Warn( p_intf, "event buffer full, dropping keypress" );
 715         vlc_mutex_unlock( &p_intf->p_sys->change_lock );
 716         return VLC_EGENERIC;
 717     }
 718     else
 719     {
 720         p_intf->p_sys->p_keys[ p_intf->p_sys->i_size ] = newval.i_int;
 721         p_intf->p_sys->i_size++;
 722     }
 723     vlc_mutex_unlock( &p_intf->p_sys->change_lock );
 724
 725     return VLC_SUCCESS;
 726 }
 727
 728 static int ActionKeyCB( vlc_object_t *p_this, char const *psz_var,
 729                         vlc_value_t oldval, vlc_value_t newval, void *p_data )
 730 {
 731     vlc_t *p_vlc = (vlc_t *)p_this;
 732     struct hotkey *p_hotkeys = p_vlc->p_hotkeys;
 733     mtime_t i_date;
 734     int i;
 735
 736     for( i = 0; p_hotkeys[i].psz_action != NULL; i++ )
 737     {
 738         if( !strcmp( p_hotkeys[i].psz_action, psz_var ) )
 739         {
 740             p_hotkeys[i].i_key = newval.i_int;
 741             /* do hotkey accounting */
 742             i_date = mdate();
 743             if( (p_hotkeys[i].i_delta_date > 0) &&
 744                 (p_hotkeys[i].i_delta_date <= (i_date - p_hotkeys[i].i_last_date) ) )
 745                 p_hotkeys[i].i_times = 0;
 746             else
 747                 p_hotkeys[i].i_times++;
 748             p_hotkeys[i].i_last_date = i_date;
 749         }
 750     }
 751
 752     return VLC_SUCCESS;
 753 }
 754
 755 static void PlayBookmark( intf_thread_t *p_intf, int i_num )
 756 {
 757     vlc_value_t val;
 758     int i_position;
 759     char psz_bookmark_name[11];
 760     playlist_t *p_playlist =
 761         vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST, FIND_ANYWHERE );
 762
 763     sprintf( psz_bookmark_name, "bookmark%i", i_num );
 764     var_Create( p_intf, psz_bookmark_name, VLC_VAR_STRING|VLC_VAR_DOINHERIT );
 765     var_Get( p_intf, psz_bookmark_name, &val );
 766
 767     if( p_playlist )
 768     {
 769         char *psz_bookmark = strdup( val.psz_string );
 770         for( i_position = 0; i_position < p_playlist->i_size; i_position++)
 771         {
 772             if( !strcmp( psz_bookmark,
 773                          p_playlist->pp_items[i_position]->input.psz_uri ) )
 774             {
 775                 playlist_Goto( p_playlist, i_position );
 776                 break;
 777             }
 778         }
 779         vlc_object_release( p_playlist );
 780     }
 781 }
 782
 783 static void SetBookmark( intf_thread_t *p_intf, int i_num )
 784 {
 785     playlist_t *p_playlist =
 786         vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST, FIND_ANYWHERE );
 787     if( p_playlist )
 788     {
 789         char psz_bookmark_name[11];
 790         sprintf( psz_bookmark_name, "bookmark%i", i_num );
 791         var_Create( p_intf, psz_bookmark_name,
 792                     VLC_VAR_STRING|VLC_VAR_DOINHERIT );
 793         if( p_playlist->status.p_item )
 794         {
 795             config_PutPsz( p_intf, psz_bookmark_name,
 796                            p_playlist->status.p_item->input.psz_uri);
 797             msg_Info( p_intf, "setting playlist bookmark %i to %s", i_num,
 798                            p_playlist->status.p_item->input.psz_uri);
 799             config_SaveConfigFile( p_intf, "hotkeys" );
 800         }
 801         vlc_object_release( p_playlist );
 802     }
 803 }
 804
 805 static void DisplayPosition( intf_thread_t *p_intf, vout_thread_t *p_vout,
 806                              input_thread_t *p_input )
 807 {
 808     char psz_duration[MSTRTIME_MAX_SIZE];
 809     char psz_time[MSTRTIME_MAX_SIZE];
 810     vlc_value_t time, pos;
 811     mtime_t i_seconds;
 812
 813     if( p_vout == NULL )
 814     {
 815         return;
 816     }
 817     ClearChannels( p_intf, p_vout );
 818
 819     var_Get( p_input, "time", &time );
 820     i_seconds = time.i_time / 1000000;
 821     secstotimestr ( psz_time, i_seconds );
 822
 823     var_Get( p_input, "length", &time );
 824     if( time.i_time > 0 )
 825     {
 826         secstotimestr( psz_duration, time.i_time / 1000000 );
 827         vout_OSDMessage( p_input, POSITION_TEXT_CHAN, "%s / %s",
 828                          psz_time, psz_duration );
 829     }
 830     else if( i_seconds > 0 )
 831     {
 832         vout_OSDMessage( p_input, POSITION_TEXT_CHAN, psz_time );
 833     }
 834
 835     if( !p_vout->p_parent_intf || p_vout->b_fullscreen )
 836     {
 837         var_Get( p_input, "position", &pos );
 838         vout_OSDSlider( VLC_OBJECT( p_input ), POSITION_WIDGET_CHAN,
 839                         pos.f_float * 100, OSD_HOR_SLIDER );
 840     }
 841 }
 842
 843 static void DisplayVolume( intf_thread_t *p_intf, vout_thread_t *p_vout,
 844                            audio_volume_t i_vol )
 845 {
 846     if( p_vout == NULL )
 847     {
 848         return;
 849     }
 850     ClearChannels( p_intf, p_vout );
 851
 852     if( !p_vout->p_parent_intf || p_vout->b_fullscreen )
 853     {
 854         vout_OSDSlider( VLC_OBJECT( p_vout ), VOLUME_WIDGET_CHAN,
 855             i_vol*100/AOUT_VOLUME_MAX, OSD_VERT_SLIDER );
 856     }
 857     else
 858     {
 859         vout_OSDMessage( p_vout, VOLUME_TEXT_CHAN, "Volume %d%%",
 860                          i_vol*400/AOUT_VOLUME_MAX );
 861     }
 862 }
 863
 864 static void ClearChannels( intf_thread_t *p_intf, vout_thread_t *p_vout )
 865 {
 866     int i;
 867
 868     if( p_vout )
 869     {
 870         spu_Control( p_vout->p_spu, SPU_CHANNEL_CLEAR, DEFAULT_CHAN );
 871         for( i = 0; i < CHANNELS_NUMBER; i++ )
 872         {
 873             spu_Control( p_vout->p_spu, SPU_CHANNEL_CLEAR,
 874                          p_intf->p_sys->p_channels[ i ] );
 875         }
 876     }
 877 }