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_CROP_TOP && p_vout )
 622             {
 623                 int i_val = var_GetInteger( p_vout, "crop-top" );
 624                 var_SetInteger( p_vout, "crop-top", i_val+1 );
 625             }
 626             else if( i_action == ACTIONID_UNCROP_TOP && p_vout )
 627             {
 628                 int i_val = var_GetInteger( p_vout, "crop-top" );
 629                 if( i_val != 0 )
 630                     var_SetInteger( p_vout, "crop-top", i_val-1 );
 631             }
 632             else if( i_action == ACTIONID_CROP_BOTTOM && p_vout )
 633             {
 634                 int i_val = var_GetInteger( p_vout, "crop-bottom" );
 635                 var_SetInteger( p_vout, "crop-bottom", i_val+1 );
 636             }
 637             else if( i_action == ACTIONID_UNCROP_BOTTOM && p_vout )
 638             {
 639                 int i_val = var_GetInteger( p_vout, "crop-bottom" );
 640                 if( i_val != 0 )
 641                     var_SetInteger( p_vout, "crop-bottom", i_val-1 );
 642             }
 643             else if( i_action == ACTIONID_CROP_LEFT && p_vout )
 644             {
 645                 int i_val = var_GetInteger( p_vout, "crop-left" );
 646                 var_SetInteger( p_vout, "crop-left", i_val+1 );
 647             }
 648             else if( i_action == ACTIONID_UNCROP_LEFT && p_vout )
 649             {
 650                 int i_val = var_GetInteger( p_vout, "crop-left" );
 651                 if( i_val != 0 )
 652                     var_SetInteger( p_vout, "crop-left", i_val-1 );
 653             }
 654             else if( i_action == ACTIONID_CROP_RIGHT && p_vout )
 655             {
 656                 int i_val = var_GetInteger( p_vout, "crop-right" );
 657                 var_SetInteger( p_vout, "crop-right", i_val+1 );
 658             }
 659             else if( i_action == ACTIONID_UNCROP_RIGHT && p_vout )
 660             {
 661                 int i_val = var_GetInteger( p_vout, "crop-right" );
 662                 if( i_val != 0 )
 663                     var_SetInteger( p_vout, "crop-right", i_val-1 );
 664             }
 665             else if( i_action == ACTIONID_NEXT )
 666             {
 667                 p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 668                                               FIND_ANYWHERE );
 669                 if( p_playlist )
 670                 {
 671                     vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN,
 672                                      _("Next") );
 673                     playlist_Next( p_playlist );
 674                     vlc_object_release( p_playlist );
 675                 }
 676             }
 677             else if( i_action == ACTIONID_PREV )
 678             {
 679                 p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 680                                               FIND_ANYWHERE );
 681                 if( p_playlist )
 682                 {
 683                     vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN,
 684                                      _("Previous") );
 685                     playlist_Prev( p_playlist );
 686                     vlc_object_release( p_playlist );
 687                 }
 688             }
 689             else if( i_action == ACTIONID_STOP )
 690             {
 691                 p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 692                                               FIND_ANYWHERE );
 693                 if( p_playlist )
 694                 {
 695                     playlist_Stop( p_playlist );
 696                     vlc_object_release( p_playlist );
 697                 }
 698             }
 699             else if( i_action == ACTIONID_FASTER )
 700             {
 701                 vlc_value_t val;
 702                 val.b_bool = VLC_TRUE;
 703                 var_Set( p_input, "rate-faster", val );
 704                 vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN,
 705                                  _("Faster") );
 706             }
 707             else if( i_action == ACTIONID_SLOWER )
 708             {
 709                 vlc_value_t val;
 710                 val.b_bool = VLC_TRUE;
 711                 var_Set( p_input, "rate-slower", val );
 712                 vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN,
 713                                  _("Slower") );
 714             }
 715             else if( i_action == ACTIONID_POSITION && b_seekable )
 716             {
 717                 DisplayPosition( p_intf, p_vout, p_input );
 718             }
 719             else if( i_action >= ACTIONID_PLAY_BOOKMARK1 &&
 720                      i_action <= ACTIONID_PLAY_BOOKMARK10 )
 721             {
 722                 PlayBookmark( p_intf, i_action - ACTIONID_PLAY_BOOKMARK1 + 1 );
 723             }
 724             else if( i_action >= ACTIONID_SET_BOOKMARK1 &&
 725                      i_action <= ACTIONID_SET_BOOKMARK10 )
 726             {
 727                 SetBookmark( p_intf, i_action - ACTIONID_SET_BOOKMARK1 + 1 );
 728             }
 729             /* Only makes sense with DVD */
 730             else if( i_action == ACTIONID_TITLE_PREV )
 731             {
 732                 val.b_bool = VLC_TRUE;
 733                 var_Set( p_input, "prev-title", val );
 734             }
 735             else if( i_action == ACTIONID_TITLE_NEXT )
 736             {
 737                 val.b_bool = VLC_TRUE;
 738                 var_Set( p_input, "next-title", val );
 739             }
 740             else if( i_action == ACTIONID_CHAPTER_PREV )
 741             {
 742                 val.b_bool = VLC_TRUE;
 743                 var_Set( p_input, "prev-chapter", val );
 744             }
 745             else if( i_action == ACTIONID_CHAPTER_NEXT )
 746             {
 747                 val.b_bool = VLC_TRUE;
 748                 var_Set( p_input, "next-chapter", val );
 749             }
 750             else if( i_action == ACTIONID_DISC_MENU )
 751             {
 752                 vlc_value_t val; val.i_int = 2;
 753                 var_Set( p_input, "title  0", val);
 754             }
 755             else if( i_action == ACTIONID_SUBDELAY_DOWN )
 756             {
 757                 int64_t i_delay = var_GetTime( p_input, "spu-delay" );
 758
 759                 i_delay -= 50000;    /* 50 ms */
 760
 761                 var_SetTime( p_input, "spu-delay", i_delay );
 762                 ClearChannels( p_intf, p_vout );
 763                 vout_OSDMessage( p_intf, DEFAULT_CHAN, "Subtitle delay %i ms",
 764                                  (int)(i_delay/1000) );
 765             }
 766             else if( i_action == ACTIONID_SUBDELAY_UP )
 767             {
 768                 int64_t i_delay = var_GetTime( p_input, "spu-delay" );
 769
 770                 i_delay += 50000;    /* 50 ms */
 771
 772                 var_SetTime( p_input, "spu-delay", i_delay );
 773                 ClearChannels( p_intf, p_vout );
 774                 vout_OSDMessage( p_intf, DEFAULT_CHAN, "Subtitle delay %i ms",
 775                                  (int)(i_delay/1000) );
 776             }
 777             else if( i_action == ACTIONID_AUDIODELAY_DOWN )
 778             {
 779                 int64_t i_delay = var_GetTime( p_input, "audio-delay" );
 780
 781                 i_delay -= 50000;    /* 50 ms */
 782
 783                 var_SetTime( p_input, "audio-delay", i_delay );
 784                 ClearChannels( p_intf, p_vout );
 785                 vout_OSDMessage( p_intf, DEFAULT_CHAN, "Audio delay %i ms",
 786                                  (int)(i_delay/1000) );
 787             }
 788             else if( i_action == ACTIONID_AUDIODELAY_UP )
 789             {
 790                 int64_t i_delay = var_GetTime( p_input, "audio-delay" );
 791
 792                 i_delay += 50000;    /* 50 ms */
 793
 794                 var_SetTime( p_input, "audio-delay", i_delay );
 795                 ClearChannels( p_intf, p_vout );
 796                 vout_OSDMessage( p_intf, DEFAULT_CHAN, "Audio delay %i ms",
 797                                  (int)(i_delay/1000) );
 798             }
 799             else if( i_action == ACTIONID_PLAY )
 800             {
 801                 p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 802                                               FIND_ANYWHERE );
 803                 if( p_playlist )
 804                 {
 805                     var_Get( p_input, "rate", &val );
 806                     msg_Dbg( p_input, "rate %d", val.i_int );
 807                     if( val.i_int != INPUT_RATE_DEFAULT )
 808                     {
 809                         /* Return to normal speed */
 810                         val.i_int = INPUT_RATE_DEFAULT;
 811                         var_Set( p_input, "rate", val );
 812                     }
 813                     else
 814                     {
 815                         ClearChannels( p_intf, p_vout );
 816                         vout_OSDIcon( VLC_OBJECT( p_intf ), DEFAULT_CHAN,
 817                                       OSD_PAUSE_ICON );
 818                         playlist_Play( p_playlist );
 819                     }
 820                     vlc_object_release( p_playlist );
 821                 }
 822             }
 823         }
 824     }
 825 }
 826
 827 static int GetKey( intf_thread_t *p_intf)
 828 {
 829     vlc_mutex_lock( &p_intf->p_sys->change_lock );
 830     if ( p_intf->p_sys->i_size == 0 )
 831     {
 832         vlc_mutex_unlock( &p_intf->p_sys->change_lock );
 833         return -1;
 834     }
 835     else
 836     {
 837         int i_return = p_intf->p_sys->p_keys[ 0 ];
 838         int i;
 839         p_intf->p_sys->i_size--;
 840         for ( i = 0; i < BUFFER_SIZE - 1; i++)
 841         {
 842             p_intf->p_sys->p_keys[ i ] = p_intf->p_sys->p_keys[ i + 1 ];
 843         }
 844         vlc_mutex_unlock( &p_intf->p_sys->change_lock );
 845         return i_return;
 846     }
 847 }
 848
 849 /*****************************************************************************
 850  * KeyEvent: callback for keyboard events
 851  *****************************************************************************/
 852 static int KeyEvent( vlc_object_t *p_this, char const *psz_var,
 853                      vlc_value_t oldval, vlc_value_t newval, void *p_data )
 854 {
 855     intf_thread_t *p_intf = (intf_thread_t *)p_data;
 856     vlc_mutex_lock( &p_intf->p_sys->change_lock );
 857     if ( p_intf->p_sys->i_size == BUFFER_SIZE )
 858     {
 859         msg_Warn( p_intf, "event buffer full, dropping keypress" );
 860         vlc_mutex_unlock( &p_intf->p_sys->change_lock );
 861         return VLC_EGENERIC;
 862     }
 863     else
 864     {
 865         p_intf->p_sys->p_keys[ p_intf->p_sys->i_size ] = newval.i_int;
 866         p_intf->p_sys->i_size++;
 867     }
 868     vlc_mutex_unlock( &p_intf->p_sys->change_lock );
 869
 870     return VLC_SUCCESS;
 871 }
 872
 873 static int ActionKeyCB( vlc_object_t *p_this, char const *psz_var,
 874                         vlc_value_t oldval, vlc_value_t newval, void *p_data )
 875 {
 876     vlc_t *p_vlc = (vlc_t *)p_this;
 877     struct hotkey *p_hotkeys = p_vlc->p_hotkeys;
 878     mtime_t i_date;
 879     int i;
 880
 881     for( i = 0; p_hotkeys[i].psz_action != NULL; i++ )
 882     {
 883         if( !strcmp( p_hotkeys[i].psz_action, psz_var ) )
 884         {
 885             p_hotkeys[i].i_key = newval.i_int;
 886             /* do hotkey accounting */
 887             i_date = mdate();
 888             if( (p_hotkeys[i].i_delta_date > 0) &&
 889                 (p_hotkeys[i].i_delta_date <= (i_date - p_hotkeys[i].i_last_date) ) )
 890                 p_hotkeys[i].i_times = 0;
 891             else
 892                 p_hotkeys[i].i_times++;
 893             p_hotkeys[i].i_last_date = i_date;
 894         }
 895     }
 896
 897     return VLC_SUCCESS;
 898 }
 899
 900 static void PlayBookmark( intf_thread_t *p_intf, int i_num )
 901 {
 902     vlc_value_t val;
 903     int i;
 904     char psz_bookmark_name[11];
 905     playlist_t *p_playlist =
 906         vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST, FIND_ANYWHERE );
 907
 908     sprintf( psz_bookmark_name, "bookmark%i", i_num );
 909     var_Create( p_intf, psz_bookmark_name, VLC_VAR_STRING|VLC_VAR_DOINHERIT );
 910     var_Get( p_intf, psz_bookmark_name, &val );
 911
 912     if( p_playlist )
 913     {
 914         char *psz_bookmark = strdup( val.psz_string );
 915         for( i = 0; i < p_playlist->pp_all_items; i++)
 916         {
 917             if( !strcmp( psz_bookmark,
 918                          p_playlist->pp_items[i]->p_input->psz_uri ) )
 919             {
 920                 playlist_LockControl( p_playlist, PLAYLIST_ITEMPLAY,
 921                                       p_playlist->pp_items[i] );
 922                 break;
 923             }
 924         }
 925         vlc_object_release( p_playlist );
 926     }
 927 }
 928
 929 static void SetBookmark( intf_thread_t *p_intf, int i_num )
 930 {
 931     playlist_t *p_playlist =
 932         vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST, FIND_ANYWHERE );
 933     if( p_playlist )
 934     {
 935         char psz_bookmark_name[11];
 936         sprintf( psz_bookmark_name, "bookmark%i", i_num );
 937         var_Create( p_intf, psz_bookmark_name,
 938                     VLC_VAR_STRING|VLC_VAR_DOINHERIT );
 939         if( p_playlist->status.p_item )
 940         {
 941             config_PutPsz( p_intf, psz_bookmark_name,
 942                            p_playlist->status.p_item->p_input->psz_uri);
 943             msg_Info( p_intf, "setting playlist bookmark %i to %s", i_num,
 944                            p_playlist->status.p_item->p_input->psz_uri);
 945             config_SaveConfigFile( p_intf, "hotkeys" );
 946         }
 947         vlc_object_release( p_playlist );
 948     }
 949 }
 950
 951 static void DisplayPosition( intf_thread_t *p_intf, vout_thread_t *p_vout,
 952                              input_thread_t *p_input )
 953 {
 954     char psz_duration[MSTRTIME_MAX_SIZE];
 955     char psz_time[MSTRTIME_MAX_SIZE];
 956     vlc_value_t time, pos;
 957     mtime_t i_seconds;
 958
 959     if( p_vout == NULL )
 960     {
 961         return;
 962     }
 963     ClearChannels( p_intf, p_vout );
 964
 965     var_Get( p_input, "time", &time );
 966     i_seconds = time.i_time / 1000000;
 967     secstotimestr ( psz_time, i_seconds );
 968
 969     var_Get( p_input, "length", &time );
 970     if( time.i_time > 0 )
 971     {
 972         secstotimestr( psz_duration, time.i_time / 1000000 );
 973         vout_OSDMessage( p_input, POSITION_TEXT_CHAN, "%s / %s",
 974                          psz_time, psz_duration );
 975     }
 976     else if( i_seconds > 0 )
 977     {
 978         vout_OSDMessage( p_input, POSITION_TEXT_CHAN, psz_time );
 979     }
 980
 981     if( !p_vout->p_parent_intf || p_vout->b_fullscreen )
 982     {
 983         var_Get( p_input, "position", &pos );
 984         vout_OSDSlider( VLC_OBJECT( p_input ), POSITION_WIDGET_CHAN,
 985                         pos.f_float * 100, OSD_HOR_SLIDER );
 986     }
 987 }
 988
 989 static void DisplayVolume( intf_thread_t *p_intf, vout_thread_t *p_vout,
 990                            audio_volume_t i_vol )
 991 {
 992     if( p_vout == NULL )
 993     {
 994         return;
 995     }
 996     ClearChannels( p_intf, p_vout );
 997
 998     if( !p_vout->p_parent_intf || p_vout->b_fullscreen )
 999     {
1000         vout_OSDSlider( VLC_OBJECT( p_vout ), VOLUME_WIDGET_CHAN,
1001             i_vol*100/AOUT_VOLUME_MAX, OSD_VERT_SLIDER );
1002     }
1003     else
1004     {
1005         vout_OSDMessage( p_vout, VOLUME_TEXT_CHAN, "Volume %d%%",
1006                          i_vol*400/AOUT_VOLUME_MAX );
1007     }
1008 }
1009
1010 static void ClearChannels( intf_thread_t *p_intf, vout_thread_t *p_vout )
1011 {
1012     int i;
1013
1014     if( p_vout )
1015     {
1016         spu_Control( p_vout->p_spu, SPU_CHANNEL_CLEAR, DEFAULT_CHAN );
1017         for( i = 0; i < CHANNELS_NUMBER; i++ )
1018         {
1019             spu_Control( p_vout->p_spu, SPU_CHANNEL_CLEAR,
1020                          p_intf->p_sys->p_channels[ i ] );
1021         }
1022     }
1023 }