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_libvlc, "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_libvlc, "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_libvlc->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_libvlc, p_hotkeys[i].psz_action,
 165                     VLC_VAR_HOTKEY | VLC_VAR_DOINHERIT );
 166
 167         var_AddCallback( p_intf->p_libvlc, p_hotkeys[i].psz_action,
 168                          ActionKeyCB, NULL );
 169         var_Get( p_intf->p_libvlc, p_hotkeys[i].psz_action, &val );
 170         var_Set( p_intf->p_libvlc, 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_libvlc->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                 ClearChannels( p_intf, p_vout );
 344
 345                 var_Get( p_input, "state", &val );
 346                 if( val.i_int != PAUSE_S )
 347                 {
 348                     vout_OSDIcon( VLC_OBJECT( p_intf ), DEFAULT_CHAN,
 349                                   OSD_PAUSE_ICON );
 350                     val.i_int = PAUSE_S;
 351                 }
 352                 else
 353                 {
 354                     vout_OSDIcon( VLC_OBJECT( p_intf ), DEFAULT_CHAN,
 355                                   OSD_PLAY_ICON );
 356                     val.i_int = PLAYING_S;
 357                 }
 358                 var_Set( p_input, "state", val );
 359             }
 360             else
 361             {
 362                 p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 363                                               FIND_ANYWHERE );
 364                 if( p_playlist )
 365                 {
 366                     playlist_Play( p_playlist );
 367                     vlc_object_release( p_playlist );
 368                 }
 369             }
 370         }
 371         else if( p_input )
 372         {
 373             /* FIXME --fenrir
 374              * How to get a valid value ?
 375              * That's not that easy with some special stream
 376              */
 377             vlc_bool_t b_seekable = VLC_TRUE;
 378             int i_interval =0;
 379
 380             if( i_action == ACTIONID_PAUSE )
 381             {
 382                 var_Get( p_input, "state", &val );
 383                 if( val.i_int != PAUSE_S )
 384                 {
 385                     ClearChannels( p_intf, p_vout );
 386                     vout_OSDIcon( VLC_OBJECT( p_intf ), DEFAULT_CHAN,
 387                                   OSD_PAUSE_ICON );
 388                     val.i_int = PAUSE_S;
 389                     var_Set( p_input, "state", val );
 390                 }
 391             }
 392             else if( i_action == ACTIONID_JUMP_BACKWARD_EXTRASHORT
 393                      && b_seekable )
 394             {
 395 #define SET_TIME( a, b ) \
 396     i_interval = config_GetInt( p_input, a "-jump-size" ); \
 397     if( i_interval > 0 ) { \
 398         val.i_time = ( (mtime_t)(i_interval * b) * 1000000L \
 399                        * ((mtime_t)(1 << i_times))); \
 400         var_Set( p_input, "time-offset", val ); \
 401         DisplayPosition( p_intf, p_vout, p_input ); \
 402     }
 403                 SET_TIME( "extrashort", -1 );
 404             }
 405             else if( i_action == ACTIONID_JUMP_FORWARD_EXTRASHORT && b_seekable )
 406             {
 407                 SET_TIME( "extrashort", 1 );
 408             }
 409             else if( i_action == ACTIONID_JUMP_BACKWARD_SHORT && b_seekable )
 410             {
 411                 SET_TIME( "short", -1 );
 412             }
 413             else if( i_action == ACTIONID_JUMP_FORWARD_SHORT && b_seekable )
 414             {
 415                 SET_TIME( "short", 1 );
 416             }
 417             else if( i_action == ACTIONID_JUMP_BACKWARD_MEDIUM && b_seekable )
 418             {
 419                 SET_TIME( "medium", -1 );
 420             }
 421             else if( i_action == ACTIONID_JUMP_FORWARD_MEDIUM && b_seekable )
 422             {
 423                 SET_TIME( "medium", 1 );
 424             }
 425             else if( i_action == ACTIONID_JUMP_BACKWARD_LONG && b_seekable )
 426             {
 427                 SET_TIME( "long", -1 );
 428             }
 429             else if( i_action == ACTIONID_JUMP_FORWARD_LONG && b_seekable )
 430             {
 431                 SET_TIME( "long", 1 );
 432 #undef SET_TIME
 433             }
 434             else if( i_action == ACTIONID_AUDIO_TRACK )
 435             {
 436                 vlc_value_t val, list, list2;
 437                 int i_count, i;
 438                 var_Get( p_input, "audio-es", &val );
 439                 var_Change( p_input, "audio-es", VLC_VAR_GETCHOICES,
 440                             &list, &list2 );
 441                 i_count = list.p_list->i_count;
 442                 if( i_count <= 1 )
 443                 {
 444                     continue;
 445                 }
 446                 for( i = 0; i < i_count; i++ )
 447                 {
 448                     if( val.i_int == list.p_list->p_values[i].i_int )
 449                     {
 450                         break;
 451                     }
 452                 }
 453                 /* value of audio-es was not in choices list */
 454                 if( i == i_count )
 455                 {
 456                     msg_Warn( p_input,
 457                               "invalid current audio track, selecting 0" );
 458                     var_Set( p_input, "audio-es",
 459                              list.p_list->p_values[0] );
 460                     i = 0;
 461                 }
 462                 else if( i == i_count - 1 )
 463                 {
 464                     var_Set( p_input, "audio-es",
 465                              list.p_list->p_values[1] );
 466                     i = 1;
 467                 }
 468                 else
 469                 {
 470                     var_Set( p_input, "audio-es",
 471                              list.p_list->p_values[i+1] );
 472                     i++;
 473                 }
 474                 vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN,
 475                                  _("Audio track: %s"),
 476                                  list2.p_list->p_values[i].psz_string );
 477             }
 478             else if( i_action == ACTIONID_SUBTITLE_TRACK )
 479             {
 480                 vlc_value_t val, list, list2;
 481                 int i_count, i;
 482                 var_Get( p_input, "spu-es", &val );
 483
 484                 var_Change( p_input, "spu-es", VLC_VAR_GETCHOICES,
 485                             &list, &list2 );
 486                 i_count = list.p_list->i_count;
 487                 if( i_count <= 1 )
 488                 {
 489                     vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN,
 490                                      _("Subtitle track: %s"), _("N/A") );
 491                     continue;
 492                 }
 493                 for( i = 0; i < i_count; i++ )
 494                 {
 495                     if( val.i_int == list.p_list->p_values[i].i_int )
 496                     {
 497                         break;
 498                     }
 499                 }
 500                 /* value of spu-es was not in choices list */
 501                 if( i == i_count )
 502                 {
 503                     msg_Warn( p_input,
 504                               "invalid current subtitle track, selecting 0" );
 505                     var_Set( p_input, "spu-es", list.p_list->p_values[0] );
 506                     i = 0;
 507                 }
 508                 else if( i == i_count - 1 )
 509                 {
 510                     var_Set( p_input, "spu-es", list.p_list->p_values[0] );
 511                     i = 0;
 512                 }
 513                 else
 514                 {
 515                     var_Set( p_input, "spu-es", list.p_list->p_values[i+1] );
 516                     i = i + 1;
 517                 }
 518                 vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN,
 519                                  _("Subtitle track: %s"),
 520                                  list2.p_list->p_values[i].psz_string );
 521             }
 522             else if( i_action == ACTIONID_ASPECT_RATIO && p_vout )
 523             {
 524                 vlc_value_t val={0}, val_list, text_list;
 525                 var_Get( p_vout, "aspect-ratio", &val );
 526                 if( var_Change( p_vout, "aspect-ratio", VLC_VAR_GETLIST,
 527                                 &val_list, &text_list ) >= 0 )
 528                 {
 529                     int i;
 530                     for( i = 0; i < val_list.p_list->i_count; i++ )
 531                     {
 532                         if( !strcmp( val_list.p_list->p_values[i].psz_string,
 533                                      val.psz_string ) )
 534                         {
 535                             i++;
 536                             break;
 537                         }
 538                     }
 539                     if( i == val_list.p_list->i_count ) i = 0;
 540                     var_SetString( p_vout, "aspect-ratio",
 541                                    val_list.p_list->p_values[i].psz_string );
 542                     vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN,
 543                                      _("Aspect ratio: %s"),
 544                                      text_list.p_list->p_values[i].psz_string );
 545                 }
 546                 free( val.psz_string );
 547             }
 548             else if( i_action == ACTIONID_CROP && p_vout )
 549             {
 550                 vlc_value_t val={0}, val_list, text_list;
 551                 var_Get( p_vout, "crop", &val );
 552                 if( var_Change( p_vout, "crop", VLC_VAR_GETLIST,
 553                                 &val_list, &text_list ) >= 0 )
 554                 {
 555                     int i;
 556                     for( i = 0; i < val_list.p_list->i_count; i++ )
 557                     {
 558                         if( !strcmp( val_list.p_list->p_values[i].psz_string,
 559                                      val.psz_string ) )
 560                         {
 561                             i++;
 562                             break;
 563                         }
 564                     }
 565                     if( i == val_list.p_list->i_count ) i = 0;
 566                     var_SetString( p_vout, "crop",
 567                                    val_list.p_list->p_values[i].psz_string );
 568                     vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN,
 569                                      _("Crop: %s"),
 570                                      text_list.p_list->p_values[i].psz_string );
 571                 }
 572                 free( val.psz_string );
 573             }
 574             else if( i_action == ACTIONID_DEINTERLACE && p_vout )
 575             {
 576                 vlc_value_t val={0}, val_list, text_list;
 577                 var_Get( p_vout, "deinterlace", &val );
 578                 if( var_Change( p_vout, "deinterlace", VLC_VAR_GETLIST,
 579                                 &val_list, &text_list ) >= 0 )
 580                 {
 581                     int i;
 582                     for( i = 0; i < val_list.p_list->i_count; i++ )
 583                     {
 584                         if( !strcmp( val_list.p_list->p_values[i].psz_string,
 585                                      val.psz_string ) )
 586                         {
 587                             i++;
 588                             break;
 589                         }
 590                     }
 591                     if( i == val_list.p_list->i_count ) i = 0;
 592                     var_SetString( p_vout, "deinterlace",
 593                                    val_list.p_list->p_values[i].psz_string );
 594                     vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN,
 595                                      _("Deinterlace mode: %s"),
 596                                      text_list.p_list->p_values[i].psz_string );
 597                 }
 598                 free( val.psz_string );
 599             }
 600             else if( ( i_action == ACTIONID_ZOOM || i_action == ACTIONID_UNZOOM ) && p_vout )
 601             {
 602                 vlc_value_t val={0}, val_list, text_list;
 603                 var_Get( p_vout, "zoom", &val );
 604                 if( var_Change( p_vout, "zoom", VLC_VAR_GETLIST,
 605                                 &val_list, &text_list ) >= 0 )
 606                 {
 607                     int i;
 608                     for( i = 0; i < val_list.p_list->i_count; i++ )
 609                     {
 610                         if( val_list.p_list->p_values[i].f_float
 611                            == val.f_float )
 612                         {
 613                             if( i_action == ACTIONID_ZOOM )
 614                                 i++;
 615                             else /* ACTIONID_UNZOOM */
 616                                 i--;
 617                             break;
 618                         }
 619                     }
 620                     if( i == val_list.p_list->i_count ) i = 0;
 621                     if( i == -1 ) i = val_list.p_list->i_count-1;
 622                     var_SetFloat( p_vout, "zoom",
 623                                   val_list.p_list->p_values[i].f_float );
 624                     vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN,
 625                                      _("Zoom mode: %s"),
 626                                 text_list.p_list->p_values[i].var.psz_name );
 627                 }
 628             }
 629             else if( i_action == ACTIONID_CROP_TOP && p_vout )
 630             {
 631                 int i_val = var_GetInteger( p_vout, "crop-top" );
 632                 var_SetInteger( p_vout, "crop-top", i_val+1 );
 633             }
 634             else if( i_action == ACTIONID_UNCROP_TOP && p_vout )
 635             {
 636                 int i_val = var_GetInteger( p_vout, "crop-top" );
 637                 if( i_val != 0 )
 638                     var_SetInteger( p_vout, "crop-top", i_val-1 );
 639             }
 640             else if( i_action == ACTIONID_CROP_BOTTOM && p_vout )
 641             {
 642                 int i_val = var_GetInteger( p_vout, "crop-bottom" );
 643                 var_SetInteger( p_vout, "crop-bottom", i_val+1 );
 644             }
 645             else if( i_action == ACTIONID_UNCROP_BOTTOM && p_vout )
 646             {
 647                 int i_val = var_GetInteger( p_vout, "crop-bottom" );
 648                 if( i_val != 0 )
 649                     var_SetInteger( p_vout, "crop-bottom", i_val-1 );
 650             }
 651             else if( i_action == ACTIONID_CROP_LEFT && p_vout )
 652             {
 653                 int i_val = var_GetInteger( p_vout, "crop-left" );
 654                 var_SetInteger( p_vout, "crop-left", i_val+1 );
 655             }
 656             else if( i_action == ACTIONID_UNCROP_LEFT && p_vout )
 657             {
 658                 int i_val = var_GetInteger( p_vout, "crop-left" );
 659                 if( i_val != 0 )
 660                     var_SetInteger( p_vout, "crop-left", i_val-1 );
 661             }
 662             else if( i_action == ACTIONID_CROP_RIGHT && p_vout )
 663             {
 664                 int i_val = var_GetInteger( p_vout, "crop-right" );
 665                 var_SetInteger( p_vout, "crop-right", i_val+1 );
 666             }
 667             else if( i_action == ACTIONID_UNCROP_RIGHT && p_vout )
 668             {
 669                 int i_val = var_GetInteger( p_vout, "crop-right" );
 670                 if( i_val != 0 )
 671                     var_SetInteger( p_vout, "crop-right", i_val-1 );
 672             }
 673             else if( i_action == ACTIONID_NEXT )
 674             {
 675                 p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 676                                               FIND_ANYWHERE );
 677                 if( p_playlist )
 678                 {
 679                     vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN,
 680                                      _("Next") );
 681                     playlist_Next( p_playlist );
 682                     vlc_object_release( p_playlist );
 683                 }
 684             }
 685             else if( i_action == ACTIONID_PREV )
 686             {
 687                 p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 688                                               FIND_ANYWHERE );
 689                 if( p_playlist )
 690                 {
 691                     vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN,
 692                                      _("Previous") );
 693                     playlist_Prev( p_playlist );
 694                     vlc_object_release( p_playlist );
 695                 }
 696             }
 697             else if( i_action == ACTIONID_STOP )
 698             {
 699                 p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 700                                               FIND_ANYWHERE );
 701                 if( p_playlist )
 702                 {
 703                     playlist_Stop( p_playlist );
 704                     vlc_object_release( p_playlist );
 705                 }
 706             }
 707             else if( i_action == ACTIONID_FASTER )
 708             {
 709                 vlc_value_t val;
 710                 val.b_bool = VLC_TRUE;
 711                 var_Set( p_input, "rate-faster", val );
 712                 vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN,
 713                                  _("Faster") );
 714             }
 715             else if( i_action == ACTIONID_SLOWER )
 716             {
 717                 vlc_value_t val;
 718                 val.b_bool = VLC_TRUE;
 719                 var_Set( p_input, "rate-slower", val );
 720                 vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN,
 721                                  _("Slower") );
 722             }
 723             else if( i_action == ACTIONID_POSITION && b_seekable )
 724             {
 725                 DisplayPosition( p_intf, p_vout, p_input );
 726             }
 727             else if( i_action >= ACTIONID_PLAY_BOOKMARK1 &&
 728                      i_action <= ACTIONID_PLAY_BOOKMARK10 )
 729             {
 730                 PlayBookmark( p_intf, i_action - ACTIONID_PLAY_BOOKMARK1 + 1 );
 731             }
 732             else if( i_action >= ACTIONID_SET_BOOKMARK1 &&
 733                      i_action <= ACTIONID_SET_BOOKMARK10 )
 734             {
 735                 SetBookmark( p_intf, i_action - ACTIONID_SET_BOOKMARK1 + 1 );
 736             }
 737             /* Only makes sense with DVD */
 738             else if( i_action == ACTIONID_TITLE_PREV )
 739             {
 740                 val.b_bool = VLC_TRUE;
 741                 var_Set( p_input, "prev-title", val );
 742             }
 743             else if( i_action == ACTIONID_TITLE_NEXT )
 744             {
 745                 val.b_bool = VLC_TRUE;
 746                 var_Set( p_input, "next-title", val );
 747             }
 748             else if( i_action == ACTIONID_CHAPTER_PREV )
 749             {
 750                 val.b_bool = VLC_TRUE;
 751                 var_Set( p_input, "prev-chapter", val );
 752             }
 753             else if( i_action == ACTIONID_CHAPTER_NEXT )
 754             {
 755                 val.b_bool = VLC_TRUE;
 756                 var_Set( p_input, "next-chapter", val );
 757             }
 758             else if( i_action == ACTIONID_DISC_MENU )
 759             {
 760                 vlc_value_t val; val.i_int = 2;
 761                 var_Set( p_input, "title  0", val);
 762             }
 763             else if( i_action == ACTIONID_SUBDELAY_DOWN )
 764             {
 765                 int64_t i_delay = var_GetTime( p_input, "spu-delay" );
 766
 767                 i_delay -= 50000;    /* 50 ms */
 768
 769                 var_SetTime( p_input, "spu-delay", i_delay );
 770                 ClearChannels( p_intf, p_vout );
 771                 vout_OSDMessage( p_intf, DEFAULT_CHAN, "Subtitle delay %i ms",
 772                                  (int)(i_delay/1000) );
 773             }
 774             else if( i_action == ACTIONID_SUBDELAY_UP )
 775             {
 776                 int64_t i_delay = var_GetTime( p_input, "spu-delay" );
 777
 778                 i_delay += 50000;    /* 50 ms */
 779
 780                 var_SetTime( p_input, "spu-delay", i_delay );
 781                 ClearChannels( p_intf, p_vout );
 782                 vout_OSDMessage( p_intf, DEFAULT_CHAN, "Subtitle delay %i ms",
 783                                  (int)(i_delay/1000) );
 784             }
 785             else if( i_action == ACTIONID_AUDIODELAY_DOWN )
 786             {
 787                 int64_t i_delay = var_GetTime( p_input, "audio-delay" );
 788
 789                 i_delay -= 50000;    /* 50 ms */
 790
 791                 var_SetTime( p_input, "audio-delay", i_delay );
 792                 ClearChannels( p_intf, p_vout );
 793                 vout_OSDMessage( p_intf, DEFAULT_CHAN, "Audio delay %i ms",
 794                                  (int)(i_delay/1000) );
 795             }
 796             else if( i_action == ACTIONID_AUDIODELAY_UP )
 797             {
 798                 int64_t i_delay = var_GetTime( p_input, "audio-delay" );
 799
 800                 i_delay += 50000;    /* 50 ms */
 801
 802                 var_SetTime( p_input, "audio-delay", i_delay );
 803                 ClearChannels( p_intf, p_vout );
 804                 vout_OSDMessage( p_intf, DEFAULT_CHAN, "Audio delay %i ms",
 805                                  (int)(i_delay/1000) );
 806             }
 807             else if( i_action == ACTIONID_PLAY )
 808             {
 809                 p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 810                                               FIND_ANYWHERE );
 811                 if( p_playlist )
 812                 {
 813                     var_Get( p_input, "rate", &val );
 814                     msg_Dbg( p_input, "rate %d", val.i_int );
 815                     if( val.i_int != INPUT_RATE_DEFAULT )
 816                     {
 817                         /* Return to normal speed */
 818                         val.i_int = INPUT_RATE_DEFAULT;
 819                         var_Set( p_input, "rate", val );
 820                     }
 821                     else
 822                     {
 823                         ClearChannels( p_intf, p_vout );
 824                         vout_OSDIcon( VLC_OBJECT( p_intf ), DEFAULT_CHAN,
 825                                       OSD_PLAY_ICON );
 826                         playlist_Play( p_playlist );
 827                     }
 828                     vlc_object_release( p_playlist );
 829                 }
 830             }
 831         }
 832     }
 833 }
 834
 835 static int GetKey( intf_thread_t *p_intf)
 836 {
 837     vlc_mutex_lock( &p_intf->p_sys->change_lock );
 838     if ( p_intf->p_sys->i_size == 0 )
 839     {
 840         vlc_mutex_unlock( &p_intf->p_sys->change_lock );
 841         return -1;
 842     }
 843     else
 844     {
 845         int i_return = p_intf->p_sys->p_keys[ 0 ];
 846         int i;
 847         p_intf->p_sys->i_size--;
 848         for ( i = 0; i < BUFFER_SIZE - 1; i++)
 849         {
 850             p_intf->p_sys->p_keys[ i ] = p_intf->p_sys->p_keys[ i + 1 ];
 851         }
 852         vlc_mutex_unlock( &p_intf->p_sys->change_lock );
 853         return i_return;
 854     }
 855 }
 856
 857 /*****************************************************************************
 858  * KeyEvent: callback for keyboard events
 859  *****************************************************************************/
 860 static int KeyEvent( vlc_object_t *p_this, char const *psz_var,
 861                      vlc_value_t oldval, vlc_value_t newval, void *p_data )
 862 {
 863     intf_thread_t *p_intf = (intf_thread_t *)p_data;
 864     vlc_mutex_lock( &p_intf->p_sys->change_lock );
 865     if ( p_intf->p_sys->i_size == BUFFER_SIZE )
 866     {
 867         msg_Warn( p_intf, "event buffer full, dropping keypress" );
 868         vlc_mutex_unlock( &p_intf->p_sys->change_lock );
 869         return VLC_EGENERIC;
 870     }
 871     else
 872     {
 873         p_intf->p_sys->p_keys[ p_intf->p_sys->i_size ] = newval.i_int;
 874         p_intf->p_sys->i_size++;
 875     }
 876     vlc_mutex_unlock( &p_intf->p_sys->change_lock );
 877
 878     return VLC_SUCCESS;
 879 }
 880
 881 static int ActionKeyCB( vlc_object_t *p_this, char const *psz_var,
 882                         vlc_value_t oldval, vlc_value_t newval, void *p_data )
 883 {
 884     libvlc_int_t *p_libvlc = (libvlc_int_t *)p_this;
 885     struct hotkey *p_hotkeys = p_libvlc->p_hotkeys;
 886     mtime_t i_date;
 887     int i;
 888
 889     for( i = 0; p_hotkeys[i].psz_action != NULL; i++ )
 890     {
 891         if( !strcmp( p_hotkeys[i].psz_action, psz_var ) )
 892         {
 893             p_hotkeys[i].i_key = newval.i_int;
 894             /* do hotkey accounting */
 895             i_date = mdate();
 896             if( (p_hotkeys[i].i_delta_date > 0) &&
 897                 (p_hotkeys[i].i_delta_date <= (i_date - p_hotkeys[i].i_last_date) ) )
 898                 p_hotkeys[i].i_times = 0;
 899             else
 900                 p_hotkeys[i].i_times++;
 901             p_hotkeys[i].i_last_date = i_date;
 902         }
 903     }
 904
 905     return VLC_SUCCESS;
 906 }
 907
 908 static void PlayBookmark( intf_thread_t *p_intf, int i_num )
 909 {
 910     vlc_value_t val;
 911     int i;
 912     char psz_bookmark_name[11];
 913     playlist_t *p_playlist =
 914         vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST, FIND_ANYWHERE );
 915
 916     sprintf( psz_bookmark_name, "bookmark%i", i_num );
 917     var_Create( p_intf, psz_bookmark_name, VLC_VAR_STRING|VLC_VAR_DOINHERIT );
 918     var_Get( p_intf, psz_bookmark_name, &val );
 919
 920     if( p_playlist )
 921     {
 922         char *psz_bookmark = strdup( val.psz_string );
 923         for( i = 0; i < p_playlist->i_size; i++)
 924         {
 925             if( !strcmp( psz_bookmark,
 926                          p_playlist->pp_items[i]->p_input->psz_uri ) )
 927             {
 928                 playlist_LockControl( p_playlist, PLAYLIST_VIEWPLAY, NULL,
 929                                       p_playlist->pp_items[i] );
 930                 break;
 931             }
 932         }
 933         vlc_object_release( p_playlist );
 934     }
 935 }
 936
 937 static void SetBookmark( intf_thread_t *p_intf, int i_num )
 938 {
 939     playlist_t *p_playlist =
 940         vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST, FIND_ANYWHERE );
 941     if( p_playlist )
 942     {
 943         char psz_bookmark_name[11];
 944         sprintf( psz_bookmark_name, "bookmark%i", i_num );
 945         var_Create( p_intf, psz_bookmark_name,
 946                     VLC_VAR_STRING|VLC_VAR_DOINHERIT );
 947         if( p_playlist->status.p_item )
 948         {
 949             config_PutPsz( p_intf, psz_bookmark_name,
 950                            p_playlist->status.p_item->p_input->psz_uri);
 951             msg_Info( p_intf, "setting playlist bookmark %i to %s", i_num,
 952                            p_playlist->status.p_item->p_input->psz_uri);
 953             config_SaveConfigFile( p_intf, "hotkeys" );
 954         }
 955         vlc_object_release( p_playlist );
 956     }
 957 }
 958
 959 static void DisplayPosition( intf_thread_t *p_intf, vout_thread_t *p_vout,
 960                              input_thread_t *p_input )
 961 {
 962     char psz_duration[MSTRTIME_MAX_SIZE];
 963     char psz_time[MSTRTIME_MAX_SIZE];
 964     vlc_value_t time, pos;
 965     mtime_t i_seconds;
 966
 967     if( p_vout == NULL )
 968     {
 969         return;
 970     }
 971     ClearChannels( p_intf, p_vout );
 972
 973     var_Get( p_input, "time", &time );
 974     i_seconds = time.i_time / 1000000;
 975     secstotimestr ( psz_time, i_seconds );
 976
 977     var_Get( p_input, "length", &time );
 978     if( time.i_time > 0 )
 979     {
 980         secstotimestr( psz_duration, time.i_time / 1000000 );
 981         vout_OSDMessage( p_input, POSITION_TEXT_CHAN, "%s / %s",
 982                          psz_time, psz_duration );
 983     }
 984     else if( i_seconds > 0 )
 985     {
 986         vout_OSDMessage( p_input, POSITION_TEXT_CHAN, psz_time );
 987     }
 988
 989     if( !p_vout->p_parent_intf || p_vout->b_fullscreen )
 990     {
 991         var_Get( p_input, "position", &pos );
 992         vout_OSDSlider( VLC_OBJECT( p_input ), POSITION_WIDGET_CHAN,
 993                         pos.f_float * 100, OSD_HOR_SLIDER );
 994     }
 995 }
 996
 997 static void DisplayVolume( intf_thread_t *p_intf, vout_thread_t *p_vout,
 998                            audio_volume_t i_vol )
 999 {
1000     if( p_vout == NULL )
1001     {
1002         return;
1003     }
1004     ClearChannels( p_intf, p_vout );
1005
1006     if( !p_vout->p_parent_intf || p_vout->b_fullscreen )
1007     {
1008         vout_OSDSlider( VLC_OBJECT( p_vout ), VOLUME_WIDGET_CHAN,
1009             i_vol*100/AOUT_VOLUME_MAX, OSD_VERT_SLIDER );
1010     }
1011     else
1012     {
1013         vout_OSDMessage( p_vout, VOLUME_TEXT_CHAN, "Volume %d%%",
1014                          i_vol*400/AOUT_VOLUME_MAX );
1015     }
1016 }
1017
1018 static void ClearChannels( intf_thread_t *p_intf, vout_thread_t *p_vout )
1019 {
1020     int i;
1021
1022     if( p_vout )
1023     {
1024         spu_Control( p_vout->p_spu, SPU_CHANNEL_CLEAR, DEFAULT_CHAN );
1025         for( i = 0; i < CHANNELS_NUMBER; i++ )
1026         {
1027             spu_Control( p_vout->p_spu, SPU_CHANNEL_CLEAR,
1028                          p_intf->p_sys->p_channels[ i ] );
1029         }
1030     }
1031 }