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 Helberg <dnumgis@videolan.org>
   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., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, 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_("Define playlist bookmarks.")
  95
  96 vlc_module_begin();
  97     set_shortname( _("Hotkeys") );
  98     set_description( _("Hotkeys management interface") );
  99     set_capability( "interface", 0 );
 100     set_callbacks( Open, Close );
 101 vlc_module_end();
 102
 103 /*****************************************************************************
 104  * Open: initialize interface
 105  *****************************************************************************/
 106 static int Open( vlc_object_t *p_this )
 107 {
 108     intf_thread_t *p_intf = (intf_thread_t *)p_this;
 109
 110     /* Allocate instance and initialize some members */
 111     p_intf->p_sys = malloc( sizeof( intf_sys_t ) );
 112     if( p_intf->p_sys == NULL )
 113     {
 114         msg_Err( p_intf, "out of memory" );
 115         return 1;
 116     }
 117     vlc_mutex_init( p_intf, &p_intf->p_sys->change_lock );
 118     p_intf->p_sys->i_size = 0;
 119     p_intf->pf_run = Run;
 120
 121     p_intf->p_sys->p_input = NULL;
 122     p_intf->p_sys->p_vout = NULL;
 123
 124     var_AddCallback( p_intf->p_vlc, "key-pressed", KeyEvent, p_intf );
 125     return 0;
 126 }
 127
 128 /*****************************************************************************
 129  * Close: destroy interface
 130  *****************************************************************************/
 131 static void Close( vlc_object_t *p_this )
 132 {
 133     intf_thread_t *p_intf = (intf_thread_t *)p_this;
 134
 135     var_DelCallback( p_intf->p_vlc, "key-pressed", KeyEvent, p_intf );
 136     if( p_intf->p_sys->p_input )
 137     {
 138         vlc_object_release( p_intf->p_sys->p_input );
 139     }
 140     if( p_intf->p_sys->p_vout )
 141     {
 142         vlc_object_release( p_intf->p_sys->p_vout );
 143     }
 144     /* Destroy structure */
 145     free( p_intf->p_sys );
 146 }
 147
 148 /*****************************************************************************
 149  * Run: main loop
 150  *****************************************************************************/
 151 static void Run( intf_thread_t *p_intf )
 152 {
 153     playlist_t *p_playlist = NULL;
 154     input_thread_t *p_input = NULL;
 155     vout_thread_t *p_vout = NULL;
 156     vout_thread_t *p_last_vout = NULL;
 157     struct hotkey *p_hotkeys = p_intf->p_vlc->p_hotkeys;
 158     vlc_value_t val;
 159     int i;
 160
 161     /* Initialize hotkey structure */
 162     for( i = 0; p_hotkeys[i].psz_action != NULL; i++ )
 163     {
 164         var_Create( p_intf->p_vlc, p_hotkeys[i].psz_action,
 165                     VLC_VAR_HOTKEY | VLC_VAR_DOINHERIT );
 166
 167         var_AddCallback( p_intf->p_vlc, p_hotkeys[i].psz_action,
 168                          ActionKeyCB, NULL );
 169         var_Get( p_intf->p_vlc, p_hotkeys[i].psz_action, &val );
 170         var_Set( p_intf->p_vlc, p_hotkeys[i].psz_action, val );
 171     }
 172
 173     while( !p_intf->b_die )
 174     {
 175         int i_key, i_action;
 176         int i_times = 0;
 177
 178         /* Sleep a bit */
 179         msleep( INTF_IDLE_SLEEP );
 180
 181         /* Update the input */
 182         if( p_intf->p_sys->p_input == NULL )
 183         {
 184             p_playlist = (playlist_t *)vlc_object_find( p_intf,
 185                                          VLC_OBJECT_PLAYLIST, FIND_ANYWHERE );
 186             if( p_playlist )
 187             {
 188                 p_intf->p_sys->p_input = p_playlist->p_input;
 189                 if( p_intf->p_sys->p_input )
 190                     vlc_object_yield( p_intf->p_sys->p_input );
 191                 vlc_object_release( p_playlist );
 192             }
 193         }
 194         else if( p_intf->p_sys->p_input->b_dead )
 195         {
 196             vlc_object_release( p_intf->p_sys->p_input );
 197             p_intf->p_sys->p_input = NULL;
 198         }
 199         p_input = p_intf->p_sys->p_input;
 200
 201         /* Update the vout */
 202         p_last_vout = p_intf->p_sys->p_vout;
 203         if( p_vout == NULL )
 204         {
 205             p_vout = vlc_object_find( p_intf, VLC_OBJECT_VOUT, FIND_ANYWHERE );
 206             p_intf->p_sys->p_vout = p_vout;
 207         }
 208         else if( p_vout->b_die )
 209         {
 210             vlc_object_release( p_vout );
 211             p_vout = NULL;
 212             p_intf->p_sys->p_vout = NULL;
 213         }
 214
 215         /* Register OSD channels */
 216         if( p_vout && p_vout != p_last_vout )
 217         {
 218             for( i = 0; i < CHANNELS_NUMBER; i++ )
 219             {
 220                 spu_Control( p_vout->p_spu, SPU_CHANNEL_REGISTER,
 221                              &p_intf->p_sys->p_channels[ i ] );
 222             }
 223         }
 224
 225         /* Find action triggered by hotkey */
 226         i_action = 0;
 227         i_key = GetKey( p_intf );
 228         for( i = 0; i_key != -1 && p_hotkeys[i].psz_action != NULL; i++ )
 229         {
 230             if( p_hotkeys[i].i_key == i_key )
 231             {
 232                 i_action = p_hotkeys[i].i_action;
 233                 i_times  = p_hotkeys[i].i_times;
 234                 /* times key pressed within max. delta time */
 235                 p_hotkeys[i].i_times = 0;
 236             }
 237         }
 238
 239         if( !i_action )
 240         {
 241             /* No key pressed, sleep a bit more */
 242             msleep( INTF_IDLE_SLEEP );
 243             continue;
 244         }
 245
 246         if( i_action == ACTIONID_QUIT )
 247         {
 248             p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 249                                     FIND_ANYWHERE );
 250             if( p_playlist )
 251             {
 252                 playlist_Stop( p_playlist );
 253                 vlc_object_release( p_playlist );
 254             }
 255             /* Playlist is stopped now kill vlc. */
 256             p_intf->p_vlc->b_die = VLC_TRUE;
 257             ClearChannels( p_intf, p_vout );
 258             vout_OSDMessage( p_intf, DEFAULT_CHAN, _( "Quit" ) );
 259             continue;
 260         }
 261         else if( i_action == ACTIONID_VOL_UP )
 262         {
 263             audio_volume_t i_newvol;
 264             aout_VolumeUp( p_intf, 1, &i_newvol );
 265             DisplayVolume( p_intf, p_vout, i_newvol );
 266         }
 267         else if( i_action == ACTIONID_VOL_DOWN )
 268         {
 269             audio_volume_t i_newvol;
 270             aout_VolumeDown( p_intf, 1, &i_newvol );
 271             DisplayVolume( p_intf, p_vout, i_newvol );
 272         }
 273         else if( i_action == ACTIONID_VOL_MUTE )
 274         {
 275             audio_volume_t i_newvol = -1;
 276             aout_VolumeMute( p_intf, &i_newvol );
 277             if( p_vout )
 278             {
 279                 if( i_newvol == 0 )
 280                 {
 281                     ClearChannels( p_intf, p_vout );
 282                     vout_OSDIcon( VLC_OBJECT( p_intf ), DEFAULT_CHAN,
 283                                   OSD_MUTE_ICON );
 284                 }
 285                 else
 286                 {
 287                     DisplayVolume( p_intf, p_vout, i_newvol );
 288                 }
 289             }
 290         }
 291         else if( i_action == ACTIONID_INTF_SHOW )
 292         {
 293             val.b_bool = VLC_TRUE;
 294             p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 295                                           FIND_ANYWHERE );
 296             if( p_playlist )
 297             {
 298                 var_Set( p_playlist, "intf-show", val );
 299                 vlc_object_release( p_playlist );
 300             }
 301         }
 302         else if( i_action == ACTIONID_INTF_HIDE )
 303         {
 304             val.b_bool = VLC_FALSE;
 305             p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 306                                           FIND_ANYWHERE );
 307             if( p_playlist )
 308             {
 309                 var_Set( p_playlist, "intf-show", val );
 310                 vlc_object_release( p_playlist );
 311             }
 312         }
 313         else if( i_action == ACTIONID_SNAPSHOT )
 314         {
 315             if( p_vout ) vout_Control( p_vout, VOUT_SNAPSHOT );
 316         }
 317         else if( i_action == ACTIONID_FULLSCREEN )
 318         {
 319             if( p_vout )
 320             {
 321                 var_Get( p_vout, "fullscreen", &val );
 322                 val.b_bool = !val.b_bool;
 323                 var_Set( p_vout, "fullscreen", val );
 324             }
 325             else
 326             {
 327                 p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 328                                           FIND_ANYWHERE );
 329                 if( p_playlist )
 330                 {
 331                     var_Get( p_playlist, "fullscreen", &val );
 332                     val.b_bool = !val.b_bool;
 333                     var_Set( p_playlist, "fullscreen", val );
 334                     vlc_object_release( p_playlist );
 335                 }
 336             }
 337         }
 338         else if( i_action == ACTIONID_PLAY_PAUSE )
 339         {
 340             val.i_int = PLAYING_S;
 341             if( p_input )
 342             {
 343                 var_Get( p_input, "state", &val );
 344             }
 345             if( p_input && val.i_int != PAUSE_S )
 346             {
 347                 ClearChannels( p_intf, p_vout );
 348                 vout_OSDIcon( VLC_OBJECT( p_intf ), DEFAULT_CHAN,
 349                               OSD_PAUSE_ICON );
 350                 val.i_int = PAUSE_S;
 351                 var_Set( p_input, "state", val );
 352             }
 353             else
 354             {
 355                 p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 356                                               FIND_ANYWHERE );
 357                 if( p_playlist )
 358                 {
 359                     ClearChannels( p_intf, p_vout );
 360                     vout_OSDIcon( VLC_OBJECT( p_intf ), DEFAULT_CHAN,
 361                                   OSD_PLAY_ICON );
 362                     playlist_Play( p_playlist );
 363                     vlc_object_release( p_playlist );
 364                 }
 365             }
 366         }
 367         else if( p_input )
 368         {
 369             /* FIXME --fenrir
 370              * How to get a valid value ?
 371              * That's not that easy with some special stream
 372              */
 373             vlc_bool_t b_seekable = VLC_TRUE;
 374             int i_interval =0;
 375
 376             if( i_action == ACTIONID_PAUSE )
 377             {
 378                 ClearChannels( p_intf, p_vout );
 379                 vout_OSDIcon( VLC_OBJECT( p_intf ), DEFAULT_CHAN,
 380                               OSD_PAUSE_ICON );
 381                 val.i_int = PAUSE_S;
 382                 var_Set( p_input, "state", val );
 383             }
 384             else if( i_action == ACTIONID_JUMP_BACKWARD_EXTRASHORT
 385                      && b_seekable )
 386             {
 387 #define SET_TIME( a, b ) \
 388     i_interval = config_GetInt( p_input, a "-jump-size" ); \
 389     if( i_interval > 0 ) { \
 390         val.i_time = ( (mtime_t)(i_interval * b) * 1000000L \
 391                        * ((mtime_t)(1 << i_times))); \
 392         var_Set( p_input, "time-offset", val ); \
 393         DisplayPosition( p_intf, p_vout, p_input ); \
 394     }
 395                 SET_TIME( "extrashort", -1 );
 396             }
 397             else if( i_action == ACTIONID_JUMP_FORWARD_EXTRASHORT && b_seekable )
 398             {
 399                 SET_TIME( "extrashort", 1 );
 400             }
 401             else if( i_action == ACTIONID_JUMP_BACKWARD_SHORT && b_seekable )
 402             {
 403                 SET_TIME( "short", -1 );
 404             }
 405             else if( i_action == ACTIONID_JUMP_FORWARD_SHORT && b_seekable )
 406             {
 407                 SET_TIME( "short", 1 );
 408             }
 409             else if( i_action == ACTIONID_JUMP_BACKWARD_MEDIUM && b_seekable )
 410             {
 411                 SET_TIME( "medium", -1 );
 412             }
 413             else if( i_action == ACTIONID_JUMP_FORWARD_MEDIUM && b_seekable )
 414             {
 415                 SET_TIME( "medium", 1 );
 416             }
 417             else if( i_action == ACTIONID_JUMP_BACKWARD_LONG && b_seekable )
 418             {
 419                 SET_TIME( "long", -1 );
 420             }
 421             else if( i_action == ACTIONID_JUMP_FORWARD_LONG && b_seekable )
 422             {
 423                 SET_TIME( "long", 1 );
 424 #undef SET_TIME
 425             }
 426             else if( i_action == ACTIONID_AUDIO_TRACK )
 427             {
 428                 vlc_value_t val, list, list2;
 429                 int i_count, i;
 430                 var_Get( p_input, "audio-es", &val );
 431                 var_Change( p_input, "audio-es", VLC_VAR_GETCHOICES,
 432                             &list, &list2 );
 433                 i_count = list.p_list->i_count;
 434                 if( i_count <= 1 )
 435                 {
 436                     continue;
 437                 }
 438                 for( i = 0; i < i_count; i++ )
 439                 {
 440                     if( val.i_int == list.p_list->p_values[i].i_int )
 441                     {
 442                         break;
 443                     }
 444                 }
 445                 /* value of audio-es was not in choices list */
 446                 if( i == i_count )
 447                 {
 448                     msg_Warn( p_input,
 449                               "invalid current audio track, selecting 0" );
 450                     var_Set( p_input, "audio-es",
 451                              list.p_list->p_values[0] );
 452                     i = 0;
 453                 }
 454                 else if( i == i_count - 1 )
 455                 {
 456                     var_Set( p_input, "audio-es",
 457                              list.p_list->p_values[1] );
 458                     i = 1;
 459                 }
 460                 else
 461                 {
 462                     var_Set( p_input, "audio-es",
 463                              list.p_list->p_values[i+1] );
 464                     i++;
 465                 }
 466                 vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN,
 467                                  _("Audio track: %s"),
 468                                  list2.p_list->p_values[i].psz_string );
 469             }
 470             else if( i_action == ACTIONID_SUBTITLE_TRACK )
 471             {
 472                 vlc_value_t val, list, list2;
 473                 int i_count, i;
 474                 var_Get( p_input, "spu-es", &val );
 475
 476                 var_Change( p_input, "spu-es", VLC_VAR_GETCHOICES,
 477                             &list, &list2 );
 478                 i_count = list.p_list->i_count;
 479                 if( i_count <= 1 )
 480                 {
 481                     vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN,
 482                                      _("Subtitle track: %s"), _("N/A") );
 483                     continue;
 484                 }
 485                 for( i = 0; i < i_count; i++ )
 486                 {
 487                     if( val.i_int == list.p_list->p_values[i].i_int )
 488                     {
 489                         break;
 490                     }
 491                 }
 492                 /* value of spu-es was not in choices list */
 493                 if( i == i_count )
 494                 {
 495                     msg_Warn( p_input,
 496                               "invalid current subtitle track, selecting 0" );
 497                     var_Set( p_input, "spu-es", list.p_list->p_values[0] );
 498                     i = 0;
 499                 }
 500                 else if( i == i_count - 1 )
 501                 {
 502                     var_Set( p_input, "spu-es", list.p_list->p_values[0] );
 503                     i = 0;
 504                 }
 505                 else
 506                 {
 507                     var_Set( p_input, "spu-es", list.p_list->p_values[i+1] );
 508                     i = i + 1;
 509                 }
 510                 vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN,
 511                                  _("Subtitle track: %s"),
 512                                  list2.p_list->p_values[i].psz_string );
 513             }
 514             else if( i_action == ACTIONID_ASPECT_RATIO && p_vout )
 515             {
 516                 vlc_value_t val={0}, val_list, text_list;
 517                 var_Get( p_vout, "aspect-ratio", &val );
 518                 if( var_Change( p_vout, "aspect-ratio", VLC_VAR_GETLIST,
 519                                 &val_list, &text_list ) >= 0 )
 520                 {
 521                     int i;
 522                     for( i = 0; i < val_list.p_list->i_count; i++ )
 523                     {
 524                         if( !strcmp( val_list.p_list->p_values[i].psz_string,
 525                                      val.psz_string ) )
 526                         {
 527                             i++;
 528                             break;
 529                         }
 530                     }
 531                     if( i == val_list.p_list->i_count ) i = 0;
 532                     var_SetString( p_vout, "aspect-ratio",
 533                                    val_list.p_list->p_values[i].psz_string );
 534                     vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN,
 535                                      _("Aspect ratio: %s"),
 536                                      text_list.p_list->p_values[i].psz_string );
 537                 }
 538                 free( val.psz_string );
 539             }
 540             else if( i_action == ACTIONID_CROP && p_vout )
 541             {
 542                 vlc_value_t val={0}, val_list, text_list;
 543                 var_Get( p_vout, "crop", &val );
 544                 if( var_Change( p_vout, "crop", VLC_VAR_GETLIST,
 545                                 &val_list, &text_list ) >= 0 )
 546                 {
 547                     int i;
 548                     for( i = 0; i < val_list.p_list->i_count; i++ )
 549                     {
 550                         if( !strcmp( val_list.p_list->p_values[i].psz_string,
 551                                      val.psz_string ) )
 552                         {
 553                             i++;
 554                             break;
 555                         }
 556                     }
 557                     if( i == val_list.p_list->i_count ) i = 0;
 558                     var_SetString( p_vout, "crop",
 559                                    val_list.p_list->p_values[i].psz_string );
 560                     vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN,
 561                                      _("Crop: %s"),
 562                                      text_list.p_list->p_values[i].psz_string );
 563                 }
 564                 free( val.psz_string );
 565             }
 566             else if( i_action == ACTIONID_DEINTERLACE && p_vout )
 567             {
 568                 vlc_value_t val={0}, val_list, text_list;
 569                 var_Get( p_vout, "deinterlace", &val );
 570                 if( var_Change( p_vout, "deinterlace", VLC_VAR_GETLIST,
 571                                 &val_list, &text_list ) >= 0 )
 572                 {
 573                     int i;
 574                     for( i = 0; i < val_list.p_list->i_count; i++ )
 575                     {
 576                         if( !strcmp( val_list.p_list->p_values[i].psz_string,
 577                                      val.psz_string ) )
 578                         {
 579                             i++;
 580                             break;
 581                         }
 582                     }
 583                     if( i == val_list.p_list->i_count ) i = 0;
 584                     var_SetString( p_vout, "deinterlace",
 585                                    val_list.p_list->p_values[i].psz_string );
 586                     vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN,
 587                                      _("Deinterlace mode: %s"),
 588                                      text_list.p_list->p_values[i].psz_string );
 589                 }
 590                 free( val.psz_string );
 591             }
 592             else if( ( i_action == ACTIONID_ZOOM || i_action == ACTIONID_UNZOOM ) && p_vout )
 593             {
 594                 vlc_value_t val={0}, val_list, text_list;
 595                 var_Get( p_vout, "zoom", &val );
 596                 if( var_Change( p_vout, "zoom", VLC_VAR_GETLIST,
 597                                 &val_list, &text_list ) >= 0 )
 598                 {
 599                     int i;
 600                     for( i = 0; i < val_list.p_list->i_count; i++ )
 601                     {
 602                         if( val_list.p_list->p_values[i].f_float
 603                            == val.f_float )
 604                         {
 605                             if( i_action == ACTIONID_ZOOM )
 606                                 i++;
 607                             else /* ACTIONID_UNZOOM */
 608                                 i--;
 609                             break;
 610                         }
 611                     }
 612                     if( i == val_list.p_list->i_count ) i = 0;
 613                     if( i == -1 ) i = val_list.p_list->i_count-1;
 614                     var_SetFloat( p_vout, "zoom",
 615                                   val_list.p_list->p_values[i].f_float );
 616                     vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN,
 617                                      _("Zoom mode: %s"),
 618                                 text_list.p_list->p_values[i].var.psz_name );
 619                 }
 620             }
 621             else if( i_action == ACTIONID_NEXT )
 622             {
 623                 p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 624                                               FIND_ANYWHERE );
 625                 if( p_playlist )
 626                 {
 627                     vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN,
 628                                      _("Next") );
 629                     playlist_Next( p_playlist );
 630                     vlc_object_release( p_playlist );
 631                 }
 632             }
 633             else if( i_action == ACTIONID_PREV )
 634             {
 635                 p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 636                                               FIND_ANYWHERE );
 637                 if( p_playlist )
 638                 {
 639                     vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN,
 640                                      _("Previous") );
 641                     playlist_Prev( p_playlist );
 642                     vlc_object_release( p_playlist );
 643                 }
 644             }
 645             else if( i_action == ACTIONID_STOP )
 646             {
 647                 p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 648                                               FIND_ANYWHERE );
 649                 if( p_playlist )
 650                 {
 651                     playlist_Stop( p_playlist );
 652                     vlc_object_release( p_playlist );
 653                 }
 654             }
 655             else if( i_action == ACTIONID_FASTER )
 656             {
 657                 vlc_value_t val;
 658                 val.b_bool = VLC_TRUE;
 659                 var_Set( p_input, "rate-faster", val );
 660                 vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN,
 661                                  _("Faster") );
 662             }
 663             else if( i_action == ACTIONID_SLOWER )
 664             {
 665                 vlc_value_t val;
 666                 val.b_bool = VLC_TRUE;
 667                 var_Set( p_input, "rate-slower", val );
 668                 vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN,
 669                                  _("Slower") );
 670             }
 671             else if( i_action == ACTIONID_POSITION && b_seekable )
 672             {
 673                 DisplayPosition( p_intf, p_vout, p_input );
 674             }
 675             else if( i_action >= ACTIONID_PLAY_BOOKMARK1 &&
 676                      i_action <= ACTIONID_PLAY_BOOKMARK10 )
 677             {
 678                 PlayBookmark( p_intf, i_action - ACTIONID_PLAY_BOOKMARK1 + 1 );
 679             }
 680             else if( i_action >= ACTIONID_SET_BOOKMARK1 &&
 681                      i_action <= ACTIONID_SET_BOOKMARK10 )
 682             {
 683                 SetBookmark( p_intf, i_action - ACTIONID_SET_BOOKMARK1 + 1 );
 684             }
 685             /* Only makes sense with DVD */
 686             else if( i_action == ACTIONID_TITLE_PREV )
 687             {
 688                 val.b_bool = VLC_TRUE;
 689                 var_Set( p_input, "prev-title", val );
 690             }
 691             else if( i_action == ACTIONID_TITLE_NEXT )
 692             {
 693                 val.b_bool = VLC_TRUE;
 694                 var_Set( p_input, "next-title", val );
 695             }
 696             else if( i_action == ACTIONID_CHAPTER_PREV )
 697             {
 698                 val.b_bool = VLC_TRUE;
 699                 var_Set( p_input, "prev-chapter", val );
 700             }
 701             else if( i_action == ACTIONID_CHAPTER_NEXT )
 702             {
 703                 val.b_bool = VLC_TRUE;
 704                 var_Set( p_input, "next-chapter", val );
 705             }
 706             else if( i_action == ACTIONID_DISC_MENU )
 707             {
 708                 vlc_value_t val; val.i_int = 2;
 709                 var_Set( p_input, "title  0", val);
 710             }
 711             else if( i_action == ACTIONID_SUBDELAY_DOWN )
 712             {
 713                 int64_t i_delay = var_GetTime( p_input, "spu-delay" );
 714
 715                 i_delay -= 50000;    /* 50 ms */
 716
 717                 var_SetTime( p_input, "spu-delay", i_delay );
 718                 ClearChannels( p_intf, p_vout );
 719                 vout_OSDMessage( p_intf, DEFAULT_CHAN, "Subtitle delay %i ms",
 720                                  (int)(i_delay/1000) );
 721             }
 722             else if( i_action == ACTIONID_SUBDELAY_UP )
 723             {
 724                 int64_t i_delay = var_GetTime( p_input, "spu-delay" );
 725
 726                 i_delay += 50000;    /* 50 ms */
 727
 728                 var_SetTime( p_input, "spu-delay", i_delay );
 729                 ClearChannels( p_intf, p_vout );
 730                 vout_OSDMessage( p_intf, DEFAULT_CHAN, "Subtitle delay %i ms",
 731                                  (int)(i_delay/1000) );
 732             }
 733             else if( i_action == ACTIONID_AUDIODELAY_DOWN )
 734             {
 735                 int64_t i_delay = var_GetTime( p_input, "audio-delay" );
 736
 737                 i_delay -= 50000;    /* 50 ms */
 738
 739                 var_SetTime( p_input, "audio-delay", i_delay );
 740                 ClearChannels( p_intf, p_vout );
 741                 vout_OSDMessage( p_intf, DEFAULT_CHAN, "Audio delay %i ms",
 742                                  (int)(i_delay/1000) );
 743             }
 744             else if( i_action == ACTIONID_AUDIODELAY_UP )
 745             {
 746                 int64_t i_delay = var_GetTime( p_input, "audio-delay" );
 747
 748                 i_delay += 50000;    /* 50 ms */
 749
 750                 var_SetTime( p_input, "audio-delay", i_delay );
 751                 ClearChannels( p_intf, p_vout );
 752                 vout_OSDMessage( p_intf, DEFAULT_CHAN, "Audio delay %i ms",
 753                                  (int)(i_delay/1000) );
 754             }
 755             else if( i_action == ACTIONID_PLAY )
 756             {
 757                 p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 758                                               FIND_ANYWHERE );
 759                 if( p_playlist )
 760                 {
 761                     var_Get( p_input, "rate", &val );
 762                     msg_Dbg( p_input, "rate %d", val.i_int );
 763                     if( val.i_int != INPUT_RATE_DEFAULT )
 764                     {
 765                         /* Return to normal speed */
 766                         val.i_int = INPUT_RATE_DEFAULT;
 767                         var_Set( p_input, "rate", val );
 768                     }
 769                     else
 770                     {
 771                         ClearChannels( p_intf, p_vout );
 772                         vout_OSDIcon( VLC_OBJECT( p_intf ), DEFAULT_CHAN,
 773                                       OSD_PAUSE_ICON );
 774                         playlist_Play( p_playlist );
 775                     }
 776                     vlc_object_release( p_playlist );
 777                 }
 778             }
 779         }
 780     }
 781 }
 782
 783 static int GetKey( intf_thread_t *p_intf)
 784 {
 785     vlc_mutex_lock( &p_intf->p_sys->change_lock );
 786     if ( p_intf->p_sys->i_size == 0 )
 787     {
 788         vlc_mutex_unlock( &p_intf->p_sys->change_lock );
 789         return -1;
 790     }
 791     else
 792     {
 793         int i_return = p_intf->p_sys->p_keys[ 0 ];
 794         int i;
 795         p_intf->p_sys->i_size--;
 796         for ( i = 0; i < BUFFER_SIZE - 1; i++)
 797         {
 798             p_intf->p_sys->p_keys[ i ] = p_intf->p_sys->p_keys[ i + 1 ];
 799         }
 800         vlc_mutex_unlock( &p_intf->p_sys->change_lock );
 801         return i_return;
 802     }
 803 }
 804
 805 /*****************************************************************************
 806  * KeyEvent: callback for keyboard events
 807  *****************************************************************************/
 808 static int KeyEvent( vlc_object_t *p_this, char const *psz_var,
 809                      vlc_value_t oldval, vlc_value_t newval, void *p_data )
 810 {
 811     intf_thread_t *p_intf = (intf_thread_t *)p_data;
 812     vlc_mutex_lock( &p_intf->p_sys->change_lock );
 813     if ( p_intf->p_sys->i_size == BUFFER_SIZE )
 814     {
 815         msg_Warn( p_intf, "event buffer full, dropping keypress" );
 816         vlc_mutex_unlock( &p_intf->p_sys->change_lock );
 817         return VLC_EGENERIC;
 818     }
 819     else
 820     {
 821         p_intf->p_sys->p_keys[ p_intf->p_sys->i_size ] = newval.i_int;
 822         p_intf->p_sys->i_size++;
 823     }
 824     vlc_mutex_unlock( &p_intf->p_sys->change_lock );
 825
 826     return VLC_SUCCESS;
 827 }
 828
 829 static int ActionKeyCB( vlc_object_t *p_this, char const *psz_var,
 830                         vlc_value_t oldval, vlc_value_t newval, void *p_data )
 831 {
 832     vlc_t *p_vlc = (vlc_t *)p_this;
 833     struct hotkey *p_hotkeys = p_vlc->p_hotkeys;
 834     mtime_t i_date;
 835     int i;
 836
 837     for( i = 0; p_hotkeys[i].psz_action != NULL; i++ )
 838     {
 839         if( !strcmp( p_hotkeys[i].psz_action, psz_var ) )
 840         {
 841             p_hotkeys[i].i_key = newval.i_int;
 842             /* do hotkey accounting */
 843             i_date = mdate();
 844             if( (p_hotkeys[i].i_delta_date > 0) &&
 845                 (p_hotkeys[i].i_delta_date <= (i_date - p_hotkeys[i].i_last_date) ) )
 846                 p_hotkeys[i].i_times = 0;
 847             else
 848                 p_hotkeys[i].i_times++;
 849             p_hotkeys[i].i_last_date = i_date;
 850         }
 851     }
 852
 853     return VLC_SUCCESS;
 854 }
 855
 856 static void PlayBookmark( intf_thread_t *p_intf, int i_num )
 857 {
 858     vlc_value_t val;
 859     int i_position;
 860     char psz_bookmark_name[11];
 861     playlist_t *p_playlist =
 862         vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST, FIND_ANYWHERE );
 863
 864     sprintf( psz_bookmark_name, "bookmark%i", i_num );
 865     var_Create( p_intf, psz_bookmark_name, VLC_VAR_STRING|VLC_VAR_DOINHERIT );
 866     var_Get( p_intf, psz_bookmark_name, &val );
 867
 868     if( p_playlist )
 869     {
 870         char *psz_bookmark = strdup( val.psz_string );
 871         for( i_position = 0; i_position < p_playlist->i_size; i_position++)
 872         {
 873             if( !strcmp( psz_bookmark,
 874                          p_playlist->pp_items[i_position]->input.psz_uri ) )
 875             {
 876                 playlist_Goto( p_playlist, i_position );
 877                 break;
 878             }
 879         }
 880         vlc_object_release( p_playlist );
 881     }
 882 }
 883
 884 static void SetBookmark( intf_thread_t *p_intf, int i_num )
 885 {
 886     playlist_t *p_playlist =
 887         vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST, FIND_ANYWHERE );
 888     if( p_playlist )
 889     {
 890         char psz_bookmark_name[11];
 891         sprintf( psz_bookmark_name, "bookmark%i", i_num );
 892         var_Create( p_intf, psz_bookmark_name,
 893                     VLC_VAR_STRING|VLC_VAR_DOINHERIT );
 894         if( p_playlist->status.p_item )
 895         {
 896             config_PutPsz( p_intf, psz_bookmark_name,
 897                            p_playlist->status.p_item->input.psz_uri);
 898             msg_Info( p_intf, "setting playlist bookmark %i to %s", i_num,
 899                            p_playlist->status.p_item->input.psz_uri);
 900             config_SaveConfigFile( p_intf, "hotkeys" );
 901         }
 902         vlc_object_release( p_playlist );
 903     }
 904 }
 905
 906 static void DisplayPosition( intf_thread_t *p_intf, vout_thread_t *p_vout,
 907                              input_thread_t *p_input )
 908 {
 909     char psz_duration[MSTRTIME_MAX_SIZE];
 910     char psz_time[MSTRTIME_MAX_SIZE];
 911     vlc_value_t time, pos;
 912     mtime_t i_seconds;
 913
 914     if( p_vout == NULL )
 915     {
 916         return;
 917     }
 918     ClearChannels( p_intf, p_vout );
 919
 920     var_Get( p_input, "time", &time );
 921     i_seconds = time.i_time / 1000000;
 922     secstotimestr ( psz_time, i_seconds );
 923
 924     var_Get( p_input, "length", &time );
 925     if( time.i_time > 0 )
 926     {
 927         secstotimestr( psz_duration, time.i_time / 1000000 );
 928         vout_OSDMessage( p_input, POSITION_TEXT_CHAN, "%s / %s",
 929                          psz_time, psz_duration );
 930     }
 931     else if( i_seconds > 0 )
 932     {
 933         vout_OSDMessage( p_input, POSITION_TEXT_CHAN, psz_time );
 934     }
 935
 936     if( !p_vout->p_parent_intf || p_vout->b_fullscreen )
 937     {
 938         var_Get( p_input, "position", &pos );
 939         vout_OSDSlider( VLC_OBJECT( p_input ), POSITION_WIDGET_CHAN,
 940                         pos.f_float * 100, OSD_HOR_SLIDER );
 941     }
 942 }
 943
 944 static void DisplayVolume( intf_thread_t *p_intf, vout_thread_t *p_vout,
 945                            audio_volume_t i_vol )
 946 {
 947     if( p_vout == NULL )
 948     {
 949         return;
 950     }
 951     ClearChannels( p_intf, p_vout );
 952
 953     if( !p_vout->p_parent_intf || p_vout->b_fullscreen )
 954     {
 955         vout_OSDSlider( VLC_OBJECT( p_vout ), VOLUME_WIDGET_CHAN,
 956             i_vol*100/AOUT_VOLUME_MAX, OSD_VERT_SLIDER );
 957     }
 958     else
 959     {
 960         vout_OSDMessage( p_vout, VOLUME_TEXT_CHAN, "Volume %d%%",
 961                          i_vol*400/AOUT_VOLUME_MAX );
 962     }
 963 }
 964
 965 static void ClearChannels( intf_thread_t *p_intf, vout_thread_t *p_vout )
 966 {
 967     int i;
 968
 969     if( p_vout )
 970     {
 971         spu_Control( p_vout->p_spu, SPU_CHANNEL_CLEAR, DEFAULT_CHAN );
 972         for( i = 0; i < CHANNELS_NUMBER; i++ )
 973         {
 974             spu_Control( p_vout->p_spu, SPU_CHANNEL_CLEAR,
 975                          p_intf->p_sys->p_channels[ i ] );
 976         }
 977     }
 978 }