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 #include <math.h>
  30
  31 #include <vlc/vlc.h>
  32 #include <vlc/intf.h>
  33 #include <vlc/input.h>
  34 #include <vlc/vout.h>
  35 #include <vlc/aout.h>
  36 #include <osd.h>
  37
  38 #include "vlc_keys.h"
  39
  40 #define BUFFER_SIZE 10
  41
  42 #define CHANNELS_NUMBER 4
  43 #define VOLUME_TEXT_CHAN     p_intf->p_sys->p_channels[ 0 ]
  44 #define VOLUME_WIDGET_CHAN   p_intf->p_sys->p_channels[ 1 ]
  45 #define POSITION_TEXT_CHAN   p_intf->p_sys->p_channels[ 2 ]
  46 #define POSITION_WIDGET_CHAN p_intf->p_sys->p_channels[ 3 ]
  47 /*****************************************************************************
  48  * intf_sys_t: description and status of FB interface
  49  *****************************************************************************/
  50 struct intf_sys_t
  51 {
  52     vlc_mutex_t         change_lock;  /* mutex to keep the callback
  53                                        * and the main loop from
  54                                        * stepping on each others
  55                                        * toes */
  56     int                 p_keys[ BUFFER_SIZE ]; /* buffer that contains
  57                                                 * keyevents */
  58     int                 i_size;        /* number of events in buffer */
  59     int                 p_channels[ CHANNELS_NUMBER ]; /* contains registered
  60                                                         * channel IDs */
  61     input_thread_t *    p_input;       /* pointer to input */
  62     vout_thread_t *     p_vout;        /* pointer to vout object */
  63 };
  64
  65 /*****************************************************************************
  66  * Local prototypes
  67  *****************************************************************************/
  68 static int  Open    ( vlc_object_t * );
  69 static void Close   ( vlc_object_t * );
  70 static void Run     ( intf_thread_t * );
  71 static int  GetKey  ( intf_thread_t *);
  72 static int  KeyEvent( vlc_object_t *, char const *,
  73                       vlc_value_t, vlc_value_t, void * );
  74 static int  ActionKeyCB( vlc_object_t *, char const *,
  75                          vlc_value_t, vlc_value_t, void * );
  76 static void PlayBookmark( intf_thread_t *, int );
  77 static void SetBookmark ( intf_thread_t *, int );
  78 static void DisplayPosition( intf_thread_t *, vout_thread_t *, input_thread_t * );
  79 static void DisplayVolume  ( intf_thread_t *, vout_thread_t *, audio_volume_t );
  80 static void ClearChannels  ( intf_thread_t *, vout_thread_t * );
  81
  82 /*****************************************************************************
  83  * Module descriptor
  84  *****************************************************************************/
  85 #define BOOKMARK1_TEXT N_("Playlist bookmark 1")
  86 #define BOOKMARK2_TEXT N_("Playlist bookmark 2")
  87 #define BOOKMARK3_TEXT N_("Playlist bookmark 3")
  88 #define BOOKMARK4_TEXT N_("Playlist bookmark 4")
  89 #define BOOKMARK5_TEXT N_("Playlist bookmark 5")
  90 #define BOOKMARK6_TEXT N_("Playlist bookmark 6")
  91 #define BOOKMARK7_TEXT N_("Playlist bookmark 7")
  92 #define BOOKMARK8_TEXT N_("Playlist bookmark 8")
  93 #define BOOKMARK9_TEXT N_("Playlist bookmark 9")
  94 #define BOOKMARK10_TEXT N_("Playlist bookmark 10")
  95 #define BOOKMARK_LONGTEXT N_( \
  96     "This option allows you to define playlist bookmarks.")
  97
  98 vlc_module_begin();
  99     set_description( _("Hotkeys management interface") );
 100     add_string( "bookmark1", NULL, NULL,
 101                 BOOKMARK1_TEXT, BOOKMARK_LONGTEXT, VLC_FALSE );
 102     add_string( "bookmark2", NULL, NULL,
 103                 BOOKMARK2_TEXT, BOOKMARK_LONGTEXT, VLC_FALSE );
 104     add_string( "bookmark3", NULL, NULL,
 105                 BOOKMARK3_TEXT, BOOKMARK_LONGTEXT, VLC_FALSE );
 106     add_string( "bookmark4", NULL, NULL,
 107                 BOOKMARK4_TEXT, BOOKMARK_LONGTEXT, VLC_FALSE );
 108     add_string( "bookmark5", NULL, NULL,
 109                 BOOKMARK5_TEXT, BOOKMARK_LONGTEXT, VLC_FALSE );
 110     add_string( "bookmark6", NULL, NULL,
 111                 BOOKMARK6_TEXT, BOOKMARK_LONGTEXT, VLC_FALSE );
 112     add_string( "bookmark7", NULL, NULL,
 113                 BOOKMARK7_TEXT, BOOKMARK_LONGTEXT, VLC_FALSE );
 114     add_string( "bookmark8", NULL, NULL,
 115                 BOOKMARK8_TEXT, BOOKMARK_LONGTEXT, VLC_FALSE );
 116     add_string( "bookmark9", NULL, NULL,
 117                 BOOKMARK9_TEXT, BOOKMARK_LONGTEXT, VLC_FALSE );
 118     add_string( "bookmark10", NULL, NULL,
 119                 BOOKMARK10_TEXT, BOOKMARK_LONGTEXT, VLC_FALSE );
 120
 121     set_capability( "interface", 0 );
 122     set_callbacks( Open, Close );
 123 vlc_module_end();
 124
 125 /*****************************************************************************
 126  * Open: initialize interface
 127  *****************************************************************************/
 128 static int Open( vlc_object_t *p_this )
 129 {
 130     intf_thread_t *p_intf = (intf_thread_t *)p_this;
 131
 132     /* Allocate instance and initialize some members */
 133     p_intf->p_sys = malloc( sizeof( intf_sys_t ) );
 134     if( p_intf->p_sys == NULL )
 135     {
 136         msg_Err( p_intf, "out of memory" );
 137         return 1;
 138     }
 139     vlc_mutex_init( p_intf, &p_intf->p_sys->change_lock );
 140     p_intf->p_sys->i_size = 0;
 141     p_intf->pf_run = Run;
 142
 143     p_intf->p_sys->p_input = NULL;
 144     p_intf->p_sys->p_vout = NULL;
 145
 146     var_AddCallback( p_intf->p_vlc, "key-pressed", KeyEvent, p_intf );
 147     return 0;
 148 }
 149
 150 /*****************************************************************************
 151  * Close: destroy interface
 152  *****************************************************************************/
 153 static void Close( vlc_object_t *p_this )
 154 {
 155     intf_thread_t *p_intf = (intf_thread_t *)p_this;
 156
 157     var_DelCallback( p_intf->p_vlc, "key-pressed", KeyEvent, p_intf );
 158     if( p_intf->p_sys->p_input )
 159     {
 160         vlc_object_release( p_intf->p_sys->p_input );
 161     }
 162     if( p_intf->p_sys->p_vout )
 163     {
 164         vlc_object_release( p_intf->p_sys->p_vout );
 165     }
 166     /* Destroy structure */
 167     free( p_intf->p_sys );
 168 }
 169
 170 /*****************************************************************************
 171  * Run: main loop
 172  *****************************************************************************/
 173 static void Run( intf_thread_t *p_intf )
 174 {
 175     playlist_t *p_playlist = NULL;
 176     input_thread_t *p_input = NULL;
 177     vout_thread_t *p_vout = NULL;
 178     vout_thread_t *p_last_vout = NULL;
 179     struct hotkey *p_hotkeys = p_intf->p_vlc->p_hotkeys;
 180     vlc_value_t val;
 181     int i;
 182
 183     /* Initialize hotkey structure */
 184     for( i = 0; p_hotkeys[i].psz_action != NULL; i++ )
 185     {
 186         var_Create( p_intf->p_vlc, p_hotkeys[i].psz_action,
 187                     VLC_VAR_HOTKEY | VLC_VAR_DOINHERIT );
 188
 189         var_AddCallback( p_intf->p_vlc, p_hotkeys[i].psz_action,
 190                          ActionKeyCB, NULL );
 191         var_Get( p_intf->p_vlc, p_hotkeys[i].psz_action, &val );
 192         var_Set( p_intf->p_vlc, p_hotkeys[i].psz_action, val );
 193     }
 194
 195     while( !p_intf->b_die )
 196     {
 197         int i_key, i_action;
 198         int i_times = 0;
 199
 200         /* Sleep a bit */
 201         msleep( INTF_IDLE_SLEEP );
 202
 203         /* Update the input */
 204         if( p_intf->p_sys->p_input == NULL )
 205         {
 206             p_intf->p_sys->p_input = vlc_object_find( p_intf, VLC_OBJECT_INPUT,
 207                                                       FIND_ANYWHERE );
 208         }
 209         else if( p_intf->p_sys->p_input->b_dead )
 210         {
 211             vlc_object_release( p_intf->p_sys->p_input );
 212             p_intf->p_sys->p_input = NULL;
 213         }
 214         p_input = p_intf->p_sys->p_input;
 215
 216         /* Update the vout */
 217         p_last_vout = p_intf->p_sys->p_vout;
 218         if( p_vout == NULL )
 219         {
 220             p_vout = vlc_object_find( p_intf, VLC_OBJECT_VOUT, FIND_ANYWHERE );
 221             p_intf->p_sys->p_vout = p_vout;
 222         }
 223         else if( p_vout->b_die )
 224         {
 225             vlc_object_release( p_vout );
 226             p_vout = NULL;
 227             p_intf->p_sys->p_vout = NULL;
 228         }
 229
 230         /* Register OSD channels */
 231         if( p_vout && p_vout != p_last_vout )
 232         {
 233             for( i = 0; i < CHANNELS_NUMBER; i++ )
 234             {
 235                 spu_Control( p_vout->p_spu, SPU_CHANNEL_REGISTER,
 236                              &p_intf->p_sys->p_channels[ i ] );
 237             }
 238         }
 239
 240         /* Find action triggered by hotkey */
 241         i_action = 0;
 242         i_key = GetKey( p_intf );
 243         for( i = 0; i_key != -1 && p_hotkeys[i].psz_action != NULL; i++ )
 244         {
 245             if( p_hotkeys[i].i_key == i_key )
 246             {
 247                  i_action = p_hotkeys[i].i_action;
 248                  i_times  = p_hotkeys[i].i_times; /* times key pressed within max. delta time */
 249                 p_hotkeys[i].i_times = 0;
 250             }
 251         }
 252
 253         if( !i_action )
 254         {
 255             /* No key pressed, sleep a bit more */
 256             msleep( INTF_IDLE_SLEEP );
 257             continue;
 258         }
 259
 260         if( i_action == ACTIONID_QUIT )
 261         {
 262             p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 263                                     FIND_ANYWHERE );
 264             if( p_playlist )
 265             {
 266                 playlist_Stop( p_playlist );
 267                 vlc_object_release( p_playlist );
 268             }
 269             /* Playlist is stopped now kill vlc. */
 270             p_intf->p_vlc->b_die = VLC_TRUE;
 271             ClearChannels( p_intf, p_vout );
 272             vout_OSDMessage( p_intf, DEFAULT_CHAN, _( "Quit" ) );
 273             continue;
 274         }
 275         else if( i_action == ACTIONID_VOL_UP )
 276         {
 277             audio_volume_t i_newvol;
 278             aout_VolumeUp( p_intf, 1, &i_newvol );
 279             DisplayVolume( p_intf, p_vout, i_newvol );
 280         }
 281         else if( i_action == ACTIONID_VOL_DOWN )
 282         {
 283             audio_volume_t i_newvol;
 284             aout_VolumeDown( p_intf, 1, &i_newvol );
 285             DisplayVolume( p_intf, p_vout, i_newvol );
 286         }
 287         else if( i_action == ACTIONID_VOL_MUTE )
 288         {
 289             audio_volume_t i_newvol = -1;
 290             aout_VolumeMute( p_intf, &i_newvol );
 291             if( p_vout )
 292             {
 293                 if( i_newvol == 0 )
 294                 {
 295                     ClearChannels( p_intf, p_vout );
 296                     vout_OSDIcon( VLC_OBJECT( p_intf ), DEFAULT_CHAN,
 297                                   OSD_MUTE_ICON );
 298                 }
 299                 else
 300                 {
 301                     DisplayVolume( p_intf, p_vout, i_newvol );
 302                 }
 303             }
 304         }
 305         else if( i_action == ACTIONID_INTF_SHOW )
 306         {
 307             val.b_bool = VLC_TRUE;
 308             p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 309                                           FIND_ANYWHERE );
 310             if( p_playlist )
 311             {
 312                 var_Set( p_playlist, "intf-show", val );
 313                 vlc_object_release( p_playlist );
 314             }
 315         }
 316         else if( i_action == ACTIONID_INTF_HIDE )
 317         {
 318             val.b_bool = VLC_FALSE;
 319             p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 320                                           FIND_ANYWHERE );
 321             if( p_playlist )
 322             {
 323                 var_Set( p_playlist, "intf-show", val );
 324                 vlc_object_release( p_playlist );
 325             }
 326         }
 327         else if( i_action == ACTIONID_SNAPSHOT )
 328         {
 329             if( p_vout ) vout_Control( p_vout, VOUT_SNAPSHOT );
 330         }
 331         else if( i_action == ACTIONID_SUBDELAY_DOWN )
 332         {
 333             int64_t i_delay = var_GetTime( p_input, "spu-delay" );
 334
 335             i_delay -= 50000;    /* 50 ms */
 336
 337             var_SetTime( p_input, "spu-delay", i_delay );
 338             ClearChannels( p_intf, p_vout );
 339             vout_OSDMessage( p_intf, DEFAULT_CHAN, "Subtitle delay %i ms",
 340                                  (int)(i_delay/1000) );
 341         }
 342         else if( i_action == ACTIONID_SUBDELAY_UP )
 343         {
 344             int64_t i_delay = var_GetTime( p_input, "spu-delay" );
 345
 346             i_delay += 50000;    /* 50 ms */
 347
 348             var_SetTime( p_input, "spu-delay", i_delay );
 349             ClearChannels( p_intf, p_vout );
 350             vout_OSDMessage( p_intf, DEFAULT_CHAN, "Subtitle delay %i ms",
 351                                  (int)(i_delay/1000) );
 352         }
 353         else if( i_action == ACTIONID_AUDIODELAY_DOWN )
 354         {
 355             int64_t i_delay = var_GetTime( p_input, "audio-delay" );
 356
 357             i_delay -= 50000;    /* 50 ms */
 358
 359             var_SetTime( p_input, "audio-delay", i_delay );
 360             ClearChannels( p_intf, p_vout );
 361             vout_OSDMessage( p_intf, DEFAULT_CHAN, "Audio delay %i ms",
 362                                  (int)(i_delay/1000) );
 363         }
 364         else if( i_action == ACTIONID_AUDIODELAY_UP )
 365         {
 366             int64_t i_delay = var_GetTime( p_input, "audio-delay" );
 367
 368             i_delay += 50000;    /* 50 ms */
 369
 370             var_SetTime( p_input, "audio-delay", i_delay );
 371             ClearChannels( p_intf, p_vout );
 372             vout_OSDMessage( p_intf, DEFAULT_CHAN, "Audio delay %i ms",
 373                                  (int)(i_delay/1000) );
 374         }
 375         else if( i_action == ACTIONID_FULLSCREEN )
 376         {
 377             if( p_vout )
 378             {
 379                 var_Get( p_vout, "fullscreen", &val ); val.b_bool = !val.b_bool;
 380                 var_Set( p_vout, "fullscreen", val );
 381             }
 382             else
 383             {
 384                 p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 385                                           FIND_ANYWHERE );
 386                 if( p_playlist )
 387                 {
 388                     var_Get( p_playlist, "fullscreen", &val ); val.b_bool = !val.b_bool;
 389                     var_Set( p_playlist, "fullscreen", val );
 390                     vlc_object_release( p_playlist );
 391                 }
 392             }
 393         }
 394         else if( i_action == ACTIONID_PLAY )
 395         {
 396             p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 397                                           FIND_ANYWHERE );
 398             if( p_playlist )
 399             {
 400                 var_Get( p_input, "rate", &val );
 401                 msg_Dbg( p_input, "rate %d", val.i_int );
 402                 if( val.i_int != INPUT_RATE_DEFAULT )
 403                 {
 404                     /* Return to normal speed */
 405                     val.i_int = INPUT_RATE_DEFAULT;
 406                     var_Set( p_input, "rate", val );
 407                 }
 408                 else
 409                 {
 410                     ClearChannels( p_intf, p_vout );
 411                     vout_OSDIcon( VLC_OBJECT( p_intf ), DEFAULT_CHAN,
 412                                   OSD_PAUSE_ICON );
 413                     playlist_Play( p_playlist );
 414                 }
 415                 vlc_object_release( p_playlist );
 416             }
 417
 418         }
 419         else if( i_action == ACTIONID_PLAY_PAUSE )
 420         {
 421             val.i_int = PLAYING_S;
 422             if( p_input )
 423             {
 424                 var_Get( p_input, "state", &val );
 425             }
 426             if( p_input && val.i_int != PAUSE_S )
 427             {
 428                 ClearChannels( p_intf, p_vout );
 429                 vout_OSDIcon( VLC_OBJECT( p_intf ), DEFAULT_CHAN,
 430                               OSD_PAUSE_ICON );
 431                 val.i_int = PAUSE_S;
 432                 var_Set( p_input, "state", val );
 433             }
 434             else
 435             {
 436                 p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 437                                               FIND_ANYWHERE );
 438                 if( p_playlist )
 439                 {
 440                     ClearChannels( p_intf, p_vout );
 441                     vout_OSDIcon( VLC_OBJECT( p_intf ), DEFAULT_CHAN,
 442                                   OSD_PLAY_ICON );
 443                     playlist_Play( p_playlist );
 444                     vlc_object_release( p_playlist );
 445                 }
 446             }
 447         }
 448         else if( p_input )
 449         {
 450             /* FIXME --fenrir
 451              * How to get a valid value ?
 452              * That's not that easy with some special stream
 453              */
 454             vlc_bool_t b_seekable = VLC_TRUE;
 455
 456             if( i_action == ACTIONID_PAUSE )
 457             {
 458                 ClearChannels( p_intf, p_vout );
 459                 vout_OSDIcon( VLC_OBJECT( p_intf ), DEFAULT_CHAN,
 460                               OSD_PAUSE_ICON );
 461                 val.i_int = PAUSE_S;
 462                 var_Set( p_input, "state", val );
 463             }
 464             else if( i_action == ACTIONID_JUMP_BACKWARD_3SEC && b_seekable )
 465             {
 466                 val.i_time = (-3000000 * ((mtime_t)pow(2,i_times)));
 467                 var_Set( p_input, "time-offset", val );
 468                 DisplayPosition( p_intf, p_vout, p_input );
 469             }
 470             else if( i_action == ACTIONID_JUMP_FORWARD_3SEC && b_seekable )
 471             {
 472                 val.i_time = (3000000 * ((mtime_t)pow(2,i_times)));
 473                 var_Set( p_input, "time-offset", val );
 474                 DisplayPosition( p_intf, p_vout, p_input );
 475             }
 476             else if( i_action == ACTIONID_JUMP_BACKWARD_10SEC && b_seekable )
 477             {
 478                 val.i_time = (-10000000 * ((mtime_t)pow(2,i_times)));
 479                 var_Set( p_input, "time-offset", val );
 480                 DisplayPosition( p_intf, p_vout, p_input );
 481             }
 482             else if( i_action == ACTIONID_JUMP_FORWARD_10SEC && b_seekable )
 483             {
 484                 val.i_time = (10000000 * ((mtime_t)pow(2,i_times)));
 485                 var_Set( p_input, "time-offset", val );
 486                 DisplayPosition( p_intf, p_vout, p_input );
 487             }
 488             else if( i_action == ACTIONID_JUMP_BACKWARD_1MIN && b_seekable )
 489             {
 490                 val.i_time = (-60000000 * ((mtime_t)pow(2,i_times)));
 491                 var_Set( p_input, "time-offset", val );
 492                 DisplayPosition( p_intf, p_vout, p_input );
 493             }
 494             else if( i_action == ACTIONID_JUMP_FORWARD_1MIN && b_seekable )
 495             {
 496                 val.i_time = (60000000 * ((mtime_t)pow(2,i_times)));
 497                 var_Set( p_input, "time-offset", val );
 498                 DisplayPosition( p_intf, p_vout, p_input );
 499             }
 500             else if( i_action == ACTIONID_JUMP_BACKWARD_5MIN && b_seekable )
 501             {
 502                 val.i_time = (-300000000 * ((mtime_t)pow(2,i_times)));
 503                 var_Set( p_input, "time-offset", val );
 504                 DisplayPosition( p_intf, p_vout, p_input );
 505             }
 506             else if( i_action == ACTIONID_JUMP_FORWARD_5MIN && b_seekable )
 507             {
 508                 val.i_time = (300000000 * ((mtime_t)pow(2,i_times)));
 509                 var_Set( p_input, "time-offset", val );
 510                 DisplayPosition( p_intf, p_vout, p_input );
 511             }
 512             else if( i_action == ACTIONID_AUDIO_TRACK )
 513             {
 514                 vlc_value_t val, list, list2;
 515                 int i_count, i;
 516                 var_Get( p_input, "audio-es", &val );
 517                 var_Change( p_input, "audio-es", VLC_VAR_GETCHOICES,
 518                             &list, &list2 );
 519                 i_count = list.p_list->i_count;
 520                 if( i_count <= 1 )
 521                 {
 522                     continue;
 523                 }
 524                 for( i = 0; i < i_count; i++ )
 525                 {
 526                     if( val.i_int == list.p_list->p_values[i].i_int )
 527                     {
 528                         break;
 529                     }
 530                 }
 531                 /* value of audio-es was not in choices list */
 532                 if( i == i_count )
 533                 {
 534                     msg_Warn( p_input,
 535                               "invalid current audio track, selecting 0" );
 536                     var_Set( p_input, "audio-es",
 537                              list.p_list->p_values[0] );
 538                     i = 0;
 539                 }
 540                 else if( i == i_count - 1 )
 541                 {
 542                     var_Set( p_input, "audio-es",
 543                              list.p_list->p_values[1] );
 544                     i = 1;
 545                 }
 546                 else
 547                 {
 548                     var_Set( p_input, "audio-es",
 549                              list.p_list->p_values[i+1] );
 550                     i++;
 551                 }
 552                 vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN,
 553                                  _("Audio track: %s"),
 554                                  list2.p_list->p_values[i].psz_string );
 555             }
 556             else if( i_action == ACTIONID_SUBTITLE_TRACK )
 557             {
 558                 vlc_value_t val, list, list2;
 559                 int i_count, i;
 560                 var_Get( p_input, "spu-es", &val );
 561
 562                 var_Change( p_input, "spu-es", VLC_VAR_GETCHOICES,
 563                             &list, &list2 );
 564                 i_count = list.p_list->i_count;
 565                 if( i_count <= 1 )
 566                 {
 567                     vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN, _("Subtitle track: %s"), _("N/A") );
 568                     continue;
 569                 }
 570                 for( i = 0; i < i_count; i++ )
 571                 {
 572                     if( val.i_int == list.p_list->p_values[i].i_int )
 573                     {
 574                         break;
 575                     }
 576                 }
 577                 /* value of spu-es was not in choices list */
 578                 if( i == i_count )
 579                 {
 580                     msg_Warn( p_input, "invalid current subtitle track, selecting 0" );
 581                     var_Set( p_input, "spu-es", list.p_list->p_values[0] );
 582                     i = 0;
 583                 }
 584                 else if( i == i_count - 1 )
 585                 {
 586                     var_Set( p_input, "spu-es", list.p_list->p_values[0] );
 587                     i = 0;
 588                 }
 589                 else
 590                 {
 591                     var_Set( p_input, "spu-es", list.p_list->p_values[i+1] );
 592                     i = i + 1;
 593                 }
 594                 vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN,
 595                                  _("Subtitle track: %s"),
 596                                  list2.p_list->p_values[i].psz_string );
 597             }
 598             else if( i_action == ACTIONID_NEXT )
 599             {
 600                 p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 601                                               FIND_ANYWHERE );
 602                 if( p_playlist )
 603                 {
 604                     vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN, _("Next") );
 605                     playlist_Next( p_playlist );
 606                     vlc_object_release( p_playlist );
 607                 }
 608             }
 609             else if( i_action == ACTIONID_PREV )
 610             {
 611                 p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 612                                               FIND_ANYWHERE );
 613                 if( p_playlist )
 614                 {
 615                     vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN, _("Previous") );
 616                     playlist_Prev( p_playlist );
 617                     vlc_object_release( p_playlist );
 618                 }
 619             }
 620             else if( i_action == ACTIONID_STOP )
 621             {
 622                 p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 623                                               FIND_ANYWHERE );
 624                 if( p_playlist )
 625                 {
 626                     playlist_Stop( p_playlist );
 627                     vlc_object_release( p_playlist );
 628                 }
 629             }
 630             else if( i_action == ACTIONID_FASTER )
 631             {
 632                 vlc_value_t val;
 633                 val.b_bool = VLC_TRUE;
 634                 var_Set( p_input, "rate-faster", val );
 635                 vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN, _("Faster") );
 636             }
 637             else if( i_action == ACTIONID_SLOWER )
 638             {
 639                 vlc_value_t val;
 640                 val.b_bool = VLC_TRUE;
 641                 var_Set( p_input, "rate-slower", val );
 642                 vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN, _("Slower") );
 643             }
 644             else if( i_action == ACTIONID_POSITION && b_seekable )
 645             {
 646                 DisplayPosition( p_intf, p_vout, p_input );
 647             }
 648             else if( i_action >= ACTIONID_PLAY_BOOKMARK1 &&
 649                      i_action <= ACTIONID_PLAY_BOOKMARK10 )
 650             {
 651                 PlayBookmark( p_intf, i_action - ACTIONID_PLAY_BOOKMARK1 + 1 );
 652             }
 653             else if( i_action >= ACTIONID_SET_BOOKMARK1 &&
 654                      i_action <= ACTIONID_SET_BOOKMARK10 )
 655             {
 656                 SetBookmark( p_intf, i_action - ACTIONID_SET_BOOKMARK1 + 1 );
 657             }
 658             /* Only makes sense with DVD */
 659             else if( i_action == ACTIONID_TITLE_PREV )
 660             {
 661                 val.b_bool = VLC_TRUE;
 662                 var_Set( p_input, "prev-title", val );
 663             }
 664             else if( i_action == ACTIONID_TITLE_NEXT )
 665             {
 666                 val.b_bool = VLC_TRUE;
 667                 var_Set( p_input, "next-title", val );
 668             }
 669             else if( i_action == ACTIONID_CHAPTER_PREV )
 670             {
 671                 val.b_bool = VLC_TRUE;
 672                 var_Set( p_input, "prev-chapter", val );
 673             }
 674             else if( i_action == ACTIONID_CHAPTER_NEXT )
 675             {
 676                 val.b_bool = VLC_TRUE;
 677                 var_Set( p_input, "next-chapter", val );
 678             }
 679         }
 680     }
 681 }
 682
 683 static int GetKey( intf_thread_t *p_intf)
 684 {
 685     vlc_mutex_lock( &p_intf->p_sys->change_lock );
 686     if ( p_intf->p_sys->i_size == 0 )
 687     {
 688         vlc_mutex_unlock( &p_intf->p_sys->change_lock );
 689         return -1;
 690     }
 691     else
 692     {
 693         int i_return = p_intf->p_sys->p_keys[ 0 ];
 694         int i;
 695         p_intf->p_sys->i_size--;
 696         for ( i = 0; i < BUFFER_SIZE - 1; i++)
 697         {
 698             p_intf->p_sys->p_keys[ i ] = p_intf->p_sys->p_keys[ i + 1 ];
 699         }
 700         vlc_mutex_unlock( &p_intf->p_sys->change_lock );
 701         return i_return;
 702     }
 703 }
 704
 705 /*****************************************************************************
 706  * KeyEvent: callback for keyboard events
 707  *****************************************************************************/
 708 static int KeyEvent( vlc_object_t *p_this, char const *psz_var,
 709                      vlc_value_t oldval, vlc_value_t newval, void *p_data )
 710 {
 711     intf_thread_t *p_intf = (intf_thread_t *)p_data;
 712     vlc_mutex_lock( &p_intf->p_sys->change_lock );
 713     if ( p_intf->p_sys->i_size == BUFFER_SIZE )
 714     {
 715         msg_Warn( p_intf, "event buffer full, dropping keypress" );
 716         vlc_mutex_unlock( &p_intf->p_sys->change_lock );
 717         return VLC_EGENERIC;
 718     }
 719     else
 720     {
 721         p_intf->p_sys->p_keys[ p_intf->p_sys->i_size ] = newval.i_int;
 722         p_intf->p_sys->i_size++;
 723     }
 724     vlc_mutex_unlock( &p_intf->p_sys->change_lock );
 725
 726     return VLC_SUCCESS;
 727 }
 728
 729 static int ActionKeyCB( vlc_object_t *p_this, char const *psz_var,
 730                         vlc_value_t oldval, vlc_value_t newval, void *p_data )
 731 {
 732     vlc_t *p_vlc = (vlc_t *)p_this;
 733     struct hotkey *p_hotkeys = p_vlc->p_hotkeys;
 734     mtime_t i_date;
 735     int i;
 736
 737     for( i = 0; p_hotkeys[i].psz_action != NULL; i++ )
 738     {
 739         if( !strcmp( p_hotkeys[i].psz_action, psz_var ) )
 740         {
 741             p_hotkeys[i].i_key = newval.i_int;
 742             /* do hotkey accounting */
 743             i_date = mdate();
 744             if( (p_hotkeys[i].i_delta_date > 0) &&
 745                 (p_hotkeys[i].i_delta_date <= (i_date - p_hotkeys[i].i_last_date) ) )
 746                 p_hotkeys[i].i_times = 0;
 747             else
 748                 p_hotkeys[i].i_times++;
 749             p_hotkeys[i].i_last_date = i_date;
 750         }
 751     }
 752
 753     return VLC_SUCCESS;
 754 }
 755
 756 static void PlayBookmark( intf_thread_t *p_intf, int i_num )
 757 {
 758     vlc_value_t val;
 759     int i_position;
 760     char psz_bookmark_name[11];
 761     playlist_t *p_playlist =
 762         vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST, FIND_ANYWHERE );
 763
 764     sprintf( psz_bookmark_name, "bookmark%i", i_num );
 765     var_Create( p_intf, psz_bookmark_name, VLC_VAR_STRING|VLC_VAR_DOINHERIT );
 766     var_Get( p_intf, psz_bookmark_name, &val );
 767
 768     if( p_playlist )
 769     {
 770         char *psz_bookmark = strdup( val.psz_string );
 771         for( i_position = 0; i_position < p_playlist->i_size; i_position++)
 772         {
 773             if( !strcmp( psz_bookmark,
 774                          p_playlist->pp_items[i_position]->input.psz_uri ) )
 775             {
 776                 playlist_Goto( p_playlist, i_position );
 777                 break;
 778             }
 779         }
 780         vlc_object_release( p_playlist );
 781     }
 782 }
 783
 784 static void SetBookmark( intf_thread_t *p_intf, int i_num )
 785 {
 786     playlist_t *p_playlist =
 787         vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST, FIND_ANYWHERE );
 788     if( p_playlist )
 789     {
 790         char psz_bookmark_name[11];
 791         sprintf( psz_bookmark_name, "bookmark%i", i_num );
 792         var_Create( p_intf, psz_bookmark_name,
 793                     VLC_VAR_STRING|VLC_VAR_DOINHERIT );
 794         if( p_playlist->status.p_item )
 795         {
 796             config_PutPsz( p_intf, psz_bookmark_name,
 797                            p_playlist->status.p_item->input.psz_uri);
 798             msg_Info( p_intf, "setting playlist bookmark %i to %s", i_num,
 799                            p_playlist->status.p_item->input.psz_uri);
 800             config_SaveConfigFile( p_intf, "hotkeys" );
 801         }
 802         vlc_object_release( p_playlist );
 803     }
 804 }
 805
 806 static void DisplayPosition( intf_thread_t *p_intf, vout_thread_t *p_vout,
 807                              input_thread_t *p_input )
 808 {
 809     char psz_duration[MSTRTIME_MAX_SIZE];
 810     char psz_time[MSTRTIME_MAX_SIZE];
 811     vlc_value_t time, pos;
 812     mtime_t i_seconds;
 813
 814     if( p_vout == NULL )
 815     {
 816         return;
 817     }
 818     ClearChannels( p_intf, p_vout );
 819
 820     var_Get( p_input, "time", &time );
 821     i_seconds = time.i_time / 1000000;
 822     secstotimestr ( psz_time, i_seconds );
 823
 824     var_Get( p_input, "length", &time );
 825     if( time.i_time > 0 )
 826     {
 827         secstotimestr( psz_duration, time.i_time / 1000000 );
 828         vout_OSDMessage( p_input, POSITION_TEXT_CHAN, "%s / %s",
 829                          psz_time, psz_duration );
 830     }
 831     else if( i_seconds > 0 )
 832     {
 833         vout_OSDMessage( p_input, POSITION_TEXT_CHAN, psz_time );
 834     }
 835
 836     if( !p_vout->p_parent_intf || p_vout->b_fullscreen )
 837     {
 838         var_Get( p_input, "position", &pos );
 839         vout_OSDSlider( VLC_OBJECT( p_input ), POSITION_WIDGET_CHAN,
 840                         pos.f_float * 100, OSD_HOR_SLIDER );
 841     }
 842 }
 843
 844 static void DisplayVolume( intf_thread_t *p_intf, vout_thread_t *p_vout,
 845                            audio_volume_t i_vol )
 846 {
 847     if( p_vout == NULL )
 848     {
 849         return;
 850     }
 851     ClearChannels( p_intf, p_vout );
 852
 853     if( !p_vout->p_parent_intf || p_vout->b_fullscreen )
 854     {
 855         vout_OSDSlider( VLC_OBJECT( p_vout ), VOLUME_WIDGET_CHAN,
 856             i_vol*100/AOUT_VOLUME_MAX, OSD_VERT_SLIDER );
 857     }
 858     else
 859     {
 860         vout_OSDMessage( p_vout, VOLUME_TEXT_CHAN, "Volume %d%%",
 861                          i_vol*400/AOUT_VOLUME_MAX );
 862     }
 863 }
 864
 865 static void ClearChannels( intf_thread_t *p_intf, vout_thread_t *p_vout )
 866 {
 867     int i;
 868
 869     if( p_vout )
 870     {
 871         spu_Control( p_vout->p_spu, SPU_CHANNEL_CLEAR, DEFAULT_CHAN );
 872         for( i = 0; i < CHANNELS_NUMBER; i++ )
 873         {
 874             spu_Control( p_vout->p_spu, SPU_CHANNEL_CLEAR,
 875                          p_intf->p_sys->p_channels[ i ] );
 876         }
 877     }
 878 }