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

   1 /*****************************************************************************
   2  * hotkeys.c: Hotkey handling for vlc
   3  *****************************************************************************
   4  * Copyright (C) 2005-2009 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
  29 #ifdef HAVE_CONFIG_H
  30 # include "config.h"
  31 #endif
  32
  33 #include <vlc_common.h>
  34 #include <vlc_plugin.h>
  35 #include <vlc_interface.h>
  36 #include <vlc_input.h>
  37 #include <vlc_aout.h>
  38 #include <vlc_vout.h>
  39 #include <vlc_vout_osd.h>
  40 #include <vlc_playlist.h>
  41 #include <vlc_keys.h>
  42 #include "math.h"
  43
  44 /*****************************************************************************
  45  * intf_sys_t: description and status of FB interface
  46  *****************************************************************************/
  47 struct intf_sys_t
  48 {
  49     vout_thread_t      *p_last_vout;
  50     int slider_chan;
  51
  52     /*subtitle_delaybookmarks: placeholder for storing subtitle sync timestamps*/
  53     struct
  54     {
  55         int64_t i_time_subtitle;
  56         int64_t i_time_audio;
  57     } subtitle_delaybookmarks;
  58 };
  59
  60 /*****************************************************************************
  61  * Local prototypes
  62  *****************************************************************************/
  63 static int  Open    ( vlc_object_t * );
  64 static void Close   ( vlc_object_t * );
  65 static int  ActionEvent( vlc_object_t *, char const *,
  66                          vlc_value_t, vlc_value_t, void * );
  67 static void PlayBookmark( intf_thread_t *, int );
  68 static void SetBookmark ( intf_thread_t *, int );
  69 static void DisplayPosition( intf_thread_t *, vout_thread_t *, input_thread_t * );
  70 static void DisplayVolume( intf_thread_t *, vout_thread_t *, float );
  71 static void DisplayRate ( vout_thread_t *, float );
  72 static float AdjustRateFine( vlc_object_t *, const int );
  73 static void ClearChannels  ( intf_thread_t *, vout_thread_t * );
  74
  75 #define DisplayMessage(vout, ...) \
  76     do { \
  77         if (vout) \
  78             vout_OSDMessage(vout, SPU_DEFAULT_CHANNEL, __VA_ARGS__); \
  79     } while(0)
  80 #define DisplayIcon(vout, icon) \
  81     do { if(vout) vout_OSDIcon(vout, SPU_DEFAULT_CHANNEL, icon); } while(0)
  82
  83 /*****************************************************************************
  84  * Module descriptor
  85  *****************************************************************************/
  86
  87 vlc_module_begin ()
  88     set_shortname( N_("Hotkeys") )
  89     set_description( N_("Hotkeys management interface") )
  90     set_capability( "interface", 0 )
  91     set_callbacks( Open, Close )
  92     set_category( CAT_INTERFACE )
  93     set_subcategory( SUBCAT_INTERFACE_HOTKEYS )
  94
  95 vlc_module_end ()
  96
  97 /*****************************************************************************
  98  * Open: initialize interface
  99  *****************************************************************************/
 100 static int Open( vlc_object_t *p_this )
 101 {
 102     intf_thread_t *p_intf = (intf_thread_t *)p_this;
 103     intf_sys_t *p_sys;
 104     p_sys = malloc( sizeof( intf_sys_t ) );
 105     if( !p_sys )
 106         return VLC_ENOMEM;
 107
 108     p_intf->p_sys = p_sys;
 109
 110     p_sys->p_last_vout = NULL;
 111     p_sys->subtitle_delaybookmarks.i_time_audio = 0;
 112     p_sys->subtitle_delaybookmarks.i_time_subtitle = 0;
 113
 114     var_AddCallback( p_intf->p_libvlc, "key-action", ActionEvent, p_intf );
 115     return VLC_SUCCESS;
 116 }
 117
 118 /*****************************************************************************
 119  * Close: destroy interface
 120  *****************************************************************************/
 121 static void Close( vlc_object_t *p_this )
 122 {
 123     intf_thread_t *p_intf = (intf_thread_t *)p_this;
 124     intf_sys_t *p_sys = p_intf->p_sys;
 125
 126     var_DelCallback( p_intf->p_libvlc, "key-action", ActionEvent, p_intf );
 127
 128     /* Destroy structure */
 129     free( p_sys );
 130 }
 131
 132 static int PutAction( intf_thread_t *p_intf, int i_action )
 133 {
 134     intf_sys_t *p_sys = p_intf->p_sys;
 135     playlist_t *p_playlist = pl_Get( p_intf );
 136
 137     /* Update the input */
 138     input_thread_t *p_input = playlist_CurrentInput( p_playlist );
 139
 140     /* Update the vout */
 141     vout_thread_t *p_vout = p_input ? input_GetVout( p_input ) : NULL;
 142
 143     /* Register OSD channels */
 144     /* FIXME: this check can fail if the new vout is reallocated at the same
 145      * address as the old one... We should rather listen to vout events.
 146      * Alternatively, we should keep a reference to the vout thread. */
 147     if( p_vout && p_vout != p_sys->p_last_vout )
 148         p_sys->slider_chan = vout_RegisterSubpictureChannel( p_vout );
 149     p_sys->p_last_vout = p_vout;
 150
 151     /* Quit */
 152     switch( i_action )
 153     {
 154         /* Libvlc / interface actions */
 155         case ACTIONID_QUIT:
 156             libvlc_Quit( p_intf->p_libvlc );
 157
 158             ClearChannels( p_intf, p_vout );
 159             DisplayMessage( p_vout, _( "Quit" ) );
 160             break;
 161
 162         case ACTIONID_INTF_TOGGLE_FSC:
 163         case ACTIONID_INTF_HIDE:
 164             var_TriggerCallback( p_intf->p_libvlc, "intf-toggle-fscontrol" );
 165             break;
 166         case ACTIONID_INTF_BOSS:
 167             var_TriggerCallback( p_intf->p_libvlc, "intf-boss" );
 168             break;
 169         case ACTIONID_INTF_POPUP_MENU:
 170             var_TriggerCallback( p_intf->p_libvlc, "intf-popupmenu" );
 171             break;
 172
 173         /* Playlist actions (including audio) */
 174         case ACTIONID_LOOP:
 175         {
 176             /* Toggle Normal -> Loop -> Repeat -> Normal ... */
 177             const char *mode;
 178             if( var_GetBool( p_playlist, "repeat" ) )
 179             {
 180                 var_SetBool( p_playlist, "repeat", false );
 181                 mode = N_("Off");
 182             }
 183             else
 184             if( var_GetBool( p_playlist, "loop" ) )
 185             { /* FIXME: this is not atomic, we should use a real tristate */
 186                 var_SetBool( p_playlist, "loop", false );
 187                 var_SetBool( p_playlist, "repeat", true );
 188                 mode = N_("One");
 189             }
 190             else
 191             {
 192                 var_SetBool( p_playlist, "loop", true );
 193                 mode = N_("All");
 194             }
 195             DisplayMessage( p_vout, _("Loop: %s"), vlc_gettext(mode) );
 196             break;
 197         }
 198
 199         case ACTIONID_RANDOM:
 200         {
 201             const bool state = var_ToggleBool( p_playlist, "random" );
 202             DisplayMessage( p_vout, _("Random: %s"),
 203                             vlc_gettext( state ? N_("On") : N_("Off") ) );
 204             break;
 205         }
 206
 207         case ACTIONID_NEXT:
 208             DisplayMessage( p_vout, _("Next") );
 209             playlist_Next( p_playlist );
 210             break;
 211         case ACTIONID_PREV:
 212             DisplayMessage( p_vout, _("Previous") );
 213             playlist_Prev( p_playlist );
 214             break;
 215
 216         case ACTIONID_STOP:
 217             playlist_Stop( p_playlist );
 218             break;
 219
 220         case ACTIONID_RATE_NORMAL:
 221             var_SetFloat( p_playlist, "rate", 1.f );
 222             DisplayRate( p_vout, 1.f );
 223             break;
 224         case ACTIONID_FASTER:
 225             var_TriggerCallback( p_playlist, "rate-faster" );
 226             DisplayRate( p_vout, var_GetFloat( p_playlist, "rate" ) );
 227             break;
 228         case ACTIONID_SLOWER:
 229             var_TriggerCallback( p_playlist, "rate-slower" );
 230             DisplayRate( p_vout, var_GetFloat( p_playlist, "rate" ) );
 231             break;
 232         case ACTIONID_RATE_FASTER_FINE:
 233         case ACTIONID_RATE_SLOWER_FINE:
 234         {
 235             const int i_dir = i_action == ACTIONID_RATE_FASTER_FINE ? 1 : -1;
 236             float rate = AdjustRateFine( VLC_OBJECT(p_playlist), i_dir );
 237
 238             var_SetFloat( p_playlist, "rate", rate );
 239             DisplayRate( p_vout, rate );
 240             break;
 241         }
 242
 243         case ACTIONID_PLAY_BOOKMARK1:
 244         case ACTIONID_PLAY_BOOKMARK2:
 245         case ACTIONID_PLAY_BOOKMARK3:
 246         case ACTIONID_PLAY_BOOKMARK4:
 247         case ACTIONID_PLAY_BOOKMARK5:
 248         case ACTIONID_PLAY_BOOKMARK6:
 249         case ACTIONID_PLAY_BOOKMARK7:
 250         case ACTIONID_PLAY_BOOKMARK8:
 251         case ACTIONID_PLAY_BOOKMARK9:
 252         case ACTIONID_PLAY_BOOKMARK10:
 253             PlayBookmark( p_intf, i_action - ACTIONID_PLAY_BOOKMARK1 + 1 );
 254             break;
 255
 256         case ACTIONID_SET_BOOKMARK1:
 257         case ACTIONID_SET_BOOKMARK2:
 258         case ACTIONID_SET_BOOKMARK3:
 259         case ACTIONID_SET_BOOKMARK4:
 260         case ACTIONID_SET_BOOKMARK5:
 261         case ACTIONID_SET_BOOKMARK6:
 262         case ACTIONID_SET_BOOKMARK7:
 263         case ACTIONID_SET_BOOKMARK8:
 264         case ACTIONID_SET_BOOKMARK9:
 265         case ACTIONID_SET_BOOKMARK10:
 266             SetBookmark( p_intf, i_action - ACTIONID_SET_BOOKMARK1 + 1 );
 267             break;
 268         case ACTIONID_PLAY_CLEAR:
 269         {
 270             playlist_t *p_playlist = pl_Get( p_intf );
 271             playlist_Clear( p_playlist, pl_Unlocked );
 272             break;
 273         }
 274         case ACTIONID_VOL_UP:
 275         {
 276             float vol;
 277             if( playlist_VolumeUp( p_playlist, 1, &vol ) == 0 )
 278                 DisplayVolume( p_intf, p_vout, vol );
 279             break;
 280         }
 281         case ACTIONID_VOL_DOWN:
 282         {
 283             float vol;
 284             if( playlist_VolumeDown( p_playlist, 1, &vol ) == 0 )
 285                 DisplayVolume( p_intf, p_vout, vol );
 286             break;
 287         }
 288         case ACTIONID_VOL_MUTE:
 289         {
 290             int mute = playlist_MuteGet( p_playlist );
 291             if( mute < 0 )
 292                 break;
 293             mute = !mute;
 294             if( playlist_MuteSet( p_playlist, mute ) )
 295                 break;
 296
 297             float vol = playlist_VolumeGet( p_playlist );
 298             if( mute || vol == 0.f )
 299             {
 300                 ClearChannels( p_intf, p_vout );
 301                 DisplayIcon( p_vout, OSD_MUTE_ICON );
 302             }
 303             else
 304                 DisplayVolume( p_intf, p_vout, vol );
 305             break;
 306         }
 307
 308         case ACTIONID_AUDIODEVICE_CYCLE:
 309         {
 310             audio_output_t *p_aout = playlist_GetAout( p_playlist );
 311             if( p_aout == NULL )
 312                 break;
 313
 314             char **ids, **names;
 315             int n = aout_DevicesList( p_aout, &ids, &names );
 316             if( n == -1 )
 317                 break;
 318
 319             char *dev = aout_DeviceGet( p_aout );
 320             const char *devstr = (dev != NULL) ? dev : "";
 321
 322             int idx = 0;
 323             for( int i = 0; i < n; i++ )
 324             {
 325                 if( !strcmp(devstr, ids[i]) )
 326                     idx = (i + 1) % n;
 327             }
 328             free( dev );
 329
 330             if( !aout_DeviceSet( p_aout, ids[idx] ) )
 331                 DisplayMessage( p_vout, _("Audio Device: %s"), names[idx] );
 332             vlc_object_release( p_aout );
 333
 334             for( int i = 0; i < n; i++ )
 335             {
 336                 free( ids[i] );
 337                 free( names[i] );
 338             }
 339             free( ids );
 340             free( names );
 341             break;
 342         }
 343
 344         /* Playlist + input actions */
 345         case ACTIONID_PLAY_PAUSE:
 346             if( p_input )
 347             {
 348                 ClearChannels( p_intf, p_vout );
 349
 350                 int state = var_GetInteger( p_input, "state" );
 351                 DisplayIcon( p_vout, state != PAUSE_S ? OSD_PAUSE_ICON : OSD_PLAY_ICON );
 352                 playlist_Pause( p_playlist );
 353             }
 354             else
 355                 playlist_Play( p_playlist );
 356             break;
 357
 358         case ACTIONID_PLAY:
 359             if( p_input && var_GetFloat( p_input, "rate" ) != 1. )
 360                 /* Return to normal speed */
 361                 var_SetFloat( p_input, "rate", 1. );
 362             else
 363             {
 364                 ClearChannels( p_intf, p_vout );
 365                 DisplayIcon( p_vout, OSD_PLAY_ICON );
 366                 playlist_Play( p_playlist );
 367             }
 368             break;
 369
 370         /* Playlist + video output actions */
 371         case ACTIONID_WALLPAPER:
 372         {   /* FIXME: this is invalid if not using DirectX output!!! */
 373             vlc_object_t *obj = p_vout ? VLC_OBJECT(p_vout)
 374                                        : VLC_OBJECT(p_playlist);
 375             var_ToggleBool( obj, "video-wallpaper" );
 376             break;
 377         }
 378
 379         /* Input actions */
 380         case ACTIONID_PAUSE:
 381             if( p_input && var_GetInteger( p_input, "state" ) != PAUSE_S )
 382             {
 383                 ClearChannels( p_intf, p_vout );
 384                 DisplayIcon( p_vout, OSD_PAUSE_ICON );
 385                 var_SetInteger( p_input, "state", PAUSE_S );
 386             }
 387             break;
 388
 389         case ACTIONID_RECORD:
 390             if( p_input && var_GetBool( p_input, "can-record" ) )
 391             {
 392                 const bool on = var_ToggleBool( p_input, "record" );
 393                 DisplayMessage( p_vout, vlc_gettext(on
 394                                    ? N_("Recording") : N_("Recording done")) );
 395             }
 396             break;
 397
 398         case ACTIONID_FRAME_NEXT:
 399             if( p_input )
 400             {
 401                 var_TriggerCallback( p_input, "frame-next" );
 402                 DisplayMessage( p_vout, _("Next frame") );
 403             }
 404             break;
 405
 406         case ACTIONID_SUBSYNC_MARKAUDIO:
 407         {
 408             p_sys->subtitle_delaybookmarks.i_time_audio = mdate();
 409             DisplayMessage( p_vout, _("Sub sync: bookmarked audio time"));
 410             break;
 411         }
 412         case ACTIONID_SUBSYNC_MARKSUB:
 413             if( p_input )
 414             {
 415                 vlc_value_t val, list, list2;
 416                 int i_count;
 417                 var_Get( p_input, "spu-es", &val );
 418
 419                 var_Change( p_input, "spu-es", VLC_VAR_GETCHOICES,
 420                             &list, &list2 );
 421                 i_count = list.p_list->i_count;
 422                 if( i_count < 1 || val.i_int < 0 )
 423                 {
 424                     DisplayMessage( p_vout, _("No active subtitle") );
 425                     var_FreeList( &list, &list2 );
 426                     break;
 427                 }
 428                 p_sys->subtitle_delaybookmarks.i_time_subtitle = mdate();
 429                 DisplayMessage( p_vout,
 430                                 _("Sub sync: bookmarked subtitle time"));
 431                 var_FreeList( &list, &list2 );
 432             }
 433             break;
 434         case ACTIONID_SUBSYNC_APPLY:
 435         {
 436             /* Warning! Can yield a pause in the playback.
 437              * For example, the following succession of actions will yield a 5 second delay :
 438              * - Pressing Shift-H (ACTIONID_SUBSYNC_MARKAUDIO)
 439              * - wait 5 second
 440              * - Press Shift-J (ACTIONID_SUBSYNC_MARKSUB)
 441              * - Press Shift-K (ACTIONID_SUBSYNC_APPLY)
 442              * --> 5 seconds pause
 443              * This is due to var_SetTime() (and ultimately UpdatePtsDelay())
 444              * which causes the video to pause for an equivalent duration
 445              * (This problem is also present in the "Track synchronization" window) */
 446             if ( p_input )
 447             {
 448                 if ( (p_sys->subtitle_delaybookmarks.i_time_audio == 0) || (p_sys->subtitle_delaybookmarks.i_time_subtitle == 0) )
 449                 {
 450                     DisplayMessage( p_vout, _( "Sub sync: set bookmarks first!" ) );
 451                 }
 452                 else
 453                 {
 454                     int64_t i_current_subdelay = var_GetTime( p_input, "spu-delay" );
 455                     int64_t i_additional_subdelay = p_sys->subtitle_delaybookmarks.i_time_audio - p_sys->subtitle_delaybookmarks.i_time_subtitle;
 456                     int64_t i_total_subdelay = i_current_subdelay + i_additional_subdelay;
 457                     var_SetTime( p_input, "spu-delay", i_total_subdelay);
 458                     ClearChannels( p_intf, p_vout );
 459                     DisplayMessage( p_vout, _( "Sub sync: corrected %i ms (total delay = %i ms)" ),
 460                                             (int)(i_additional_subdelay / 1000),
 461                                             (int)(i_total_subdelay / 1000) );
 462                     p_sys->subtitle_delaybookmarks.i_time_audio = 0;
 463                     p_sys->subtitle_delaybookmarks.i_time_subtitle = 0;
 464                 }
 465             }
 466             break;
 467         }
 468         case ACTIONID_SUBSYNC_RESET:
 469         {
 470             var_SetTime( p_input, "spu-delay", 0);
 471             ClearChannels( p_intf, p_vout );
 472             DisplayMessage( p_vout, _( "Sub sync: delay reset" ) );
 473             p_sys->subtitle_delaybookmarks.i_time_audio = 0;
 474             p_sys->subtitle_delaybookmarks.i_time_subtitle = 0;
 475             break;
 476         }
 477
 478         case ACTIONID_SUBDELAY_DOWN:
 479         case ACTIONID_SUBDELAY_UP:
 480         {
 481             int diff = (i_action == ACTIONID_SUBDELAY_UP) ? 50000 : -50000;
 482             if( p_input )
 483             {
 484                 vlc_value_t val, list, list2;
 485                 int i_count;
 486                 var_Get( p_input, "spu-es", &val );
 487
 488                 var_Change( p_input, "spu-es", VLC_VAR_GETCHOICES,
 489                             &list, &list2 );
 490                 i_count = list.p_list->i_count;
 491                 if( i_count < 1 || val.i_int < 0 )
 492                 {
 493                     DisplayMessage( p_vout, _("No active subtitle") );
 494                     var_FreeList( &list, &list2 );
 495                     break;
 496                 }
 497                 int64_t i_delay = var_GetTime( p_input, "spu-delay" ) + diff;
 498
 499                 var_SetTime( p_input, "spu-delay", i_delay );
 500                 ClearChannels( p_intf, p_vout );
 501                 DisplayMessage( p_vout, _( "Subtitle delay %i ms" ),
 502                                 (int)(i_delay/1000) );
 503                 var_FreeList( &list, &list2 );
 504             }
 505             break;
 506         }
 507         case ACTIONID_AUDIODELAY_DOWN:
 508         case ACTIONID_AUDIODELAY_UP:
 509         {
 510             int diff = (i_action == ACTIONID_AUDIODELAY_UP) ? 50000 : -50000;
 511             if( p_input )
 512             {
 513                 int64_t i_delay = var_GetTime( p_input, "audio-delay" ) + diff;
 514
 515                 var_SetTime( p_input, "audio-delay", i_delay );
 516                 ClearChannels( p_intf, p_vout );
 517                 DisplayMessage( p_vout, _( "Audio delay %i ms" ),
 518                                  (int)(i_delay/1000) );
 519             }
 520             break;
 521         }
 522
 523         case ACTIONID_AUDIO_TRACK:
 524             if( p_input )
 525             {
 526                 vlc_value_t val, list, list2;
 527                 int i_count, i;
 528                 var_Get( p_input, "audio-es", &val );
 529                 var_Change( p_input, "audio-es", VLC_VAR_GETCHOICES,
 530                             &list, &list2 );
 531                 i_count = list.p_list->i_count;
 532                 if( i_count > 1 )
 533                 {
 534                     for( i = 0; i < i_count; i++ )
 535                     {
 536                         if( val.i_int == list.p_list->p_values[i].i_int )
 537                         {
 538                             break;
 539                         }
 540                     }
 541                     /* value of audio-es was not in choices list */
 542                     if( i == i_count )
 543                     {
 544                         msg_Warn( p_input,
 545                                   "invalid current audio track, selecting 0" );
 546                         i = 0;
 547                     }
 548                     else if( i == i_count - 1 )
 549                         i = 1;
 550                     else
 551                         i++;
 552                     var_Set( p_input, "audio-es", list.p_list->p_values[i] );
 553                     DisplayMessage( p_vout, _("Audio track: %s"),
 554                                     list2.p_list->p_values[i].psz_string );
 555                 }
 556                 var_FreeList( &list, &list2 );
 557             }
 558             break;
 559         case ACTIONID_SUBTITLE_TRACK:
 560             if( p_input )
 561             {
 562                 vlc_value_t val, list, list2;
 563                 int i_count, i;
 564                 var_Get( p_input, "spu-es", &val );
 565
 566                 var_Change( p_input, "spu-es", VLC_VAR_GETCHOICES,
 567                             &list, &list2 );
 568                 i_count = list.p_list->i_count;
 569                 if( i_count <= 1 )
 570                 {
 571                     DisplayMessage( p_vout, _("Subtitle track: %s"),
 572                                     _("N/A") );
 573                     var_FreeList( &list, &list2 );
 574                     break;
 575                 }
 576                 for( i = 0; i < i_count; i++ )
 577                 {
 578                     if( val.i_int == list.p_list->p_values[i].i_int )
 579                     {
 580                         break;
 581                     }
 582                 }
 583                 /* value of spu-es was not in choices list */
 584                 if( i == i_count )
 585                 {
 586                     msg_Warn( p_input,
 587                               "invalid current subtitle track, selecting 0" );
 588                     i = 0;
 589                 }
 590                 else if( i == i_count - 1 )
 591                     i = 0;
 592                 else
 593                     i++;
 594                 var_Set( p_input, "spu-es", list.p_list->p_values[i] );
 595                 DisplayMessage( p_vout, _("Subtitle track: %s"),
 596                                 list2.p_list->p_values[i].psz_string );
 597                 var_FreeList( &list, &list2 );
 598             }
 599             break;
 600         case ACTIONID_PROGRAM_SID_NEXT:
 601         case ACTIONID_PROGRAM_SID_PREV:
 602             if( p_input )
 603             {
 604                 vlc_value_t val, list, list2;
 605                 int i_count, i;
 606                 var_Get( p_input, "program", &val );
 607
 608                 var_Change( p_input, "program", VLC_VAR_GETCHOICES,
 609                             &list, &list2 );
 610                 i_count = list.p_list->i_count;
 611                 if( i_count <= 1 )
 612                 {
 613                     DisplayMessage( p_vout, _("Program Service ID: %s"),
 614                                     _("N/A") );
 615                     var_FreeList( &list, &list2 );
 616                     break;
 617                 }
 618                 for( i = 0; i < i_count; i++ )
 619                 {
 620                     if( val.i_int == list.p_list->p_values[i].i_int )
 621                     {
 622                         break;
 623                     }
 624                 }
 625                 /* value of program sid was not in choices list */
 626                 if( i == i_count )
 627                 {
 628                     msg_Warn( p_input,
 629                               "invalid current program SID, selecting 0" );
 630                     i = 0;
 631                 }
 632                 else if( i_action == ACTIONID_PROGRAM_SID_NEXT ) {
 633                     if( i == i_count - 1 )
 634                         i = 0;
 635                     else
 636                         i++;
 637                     }
 638                 else { /* ACTIONID_PROGRAM_SID_PREV */
 639                     if( i == 0 )
 640                         i = i_count - 1;
 641                     else
 642                         i--;
 643                     }
 644                 var_Set( p_input, "program", list.p_list->p_values[i] );
 645                 DisplayMessage( p_vout, _("Program Service ID: %s"),
 646                                 list2.p_list->p_values[i].psz_string );
 647                 var_FreeList( &list, &list2 );
 648             }
 649             break;
 650
 651         case ACTIONID_JUMP_BACKWARD_EXTRASHORT:
 652         case ACTIONID_JUMP_FORWARD_EXTRASHORT:
 653         case ACTIONID_JUMP_BACKWARD_SHORT:
 654         case ACTIONID_JUMP_FORWARD_SHORT:
 655         case ACTIONID_JUMP_BACKWARD_MEDIUM:
 656         case ACTIONID_JUMP_FORWARD_MEDIUM:
 657         case ACTIONID_JUMP_BACKWARD_LONG:
 658         case ACTIONID_JUMP_FORWARD_LONG:
 659         {
 660             if( p_input == NULL || !var_GetBool( p_input, "can-seek" ) )
 661                 break;
 662
 663             const char *varname;
 664             int sign = +1;
 665             switch( i_action )
 666             {
 667                 case ACTIONID_JUMP_BACKWARD_EXTRASHORT:
 668                     sign = -1;
 669                 case ACTIONID_JUMP_FORWARD_EXTRASHORT:
 670                     varname = "extrashort-jump-size";
 671                     break;
 672                 case ACTIONID_JUMP_BACKWARD_SHORT:
 673                     sign = -1;
 674                 case ACTIONID_JUMP_FORWARD_SHORT:
 675                     varname = "short-jump-size";
 676                     break;
 677                 case ACTIONID_JUMP_BACKWARD_MEDIUM:
 678                     sign = -1;
 679                 case ACTIONID_JUMP_FORWARD_MEDIUM:
 680                     varname = "medium-jump-size";
 681                     break;
 682                 case ACTIONID_JUMP_BACKWARD_LONG:
 683                     sign = -1;
 684                 case ACTIONID_JUMP_FORWARD_LONG:
 685                     varname = "long-jump-size";
 686                     break;
 687             }
 688
 689             mtime_t it = var_InheritInteger( p_input, varname );
 690             if( it < 0 )
 691                 break;
 692             var_SetTime( p_input, "time-offset", it * sign * CLOCK_FREQ );
 693             DisplayPosition( p_intf, p_vout, p_input );
 694             break;
 695         }
 696
 697         /* Input navigation */
 698         case ACTIONID_TITLE_PREV:
 699             if( p_input )
 700                 var_TriggerCallback( p_input, "prev-title" );
 701             break;
 702         case ACTIONID_TITLE_NEXT:
 703             if( p_input )
 704                 var_TriggerCallback( p_input, "next-title" );
 705             break;
 706         case ACTIONID_CHAPTER_PREV:
 707             if( p_input )
 708                 var_TriggerCallback( p_input, "prev-chapter" );
 709             break;
 710         case ACTIONID_CHAPTER_NEXT:
 711             if( p_input )
 712                 var_TriggerCallback( p_input, "next-chapter" );
 713             break;
 714         case ACTIONID_DISC_MENU:
 715             if( p_input )
 716                 var_SetInteger( p_input, "title  0", 2 );
 717             break;
 718         case ACTIONID_NAV_ACTIVATE:
 719         case ACTIONID_NAV_UP:
 720         case ACTIONID_NAV_DOWN:
 721         case ACTIONID_NAV_LEFT:
 722         case ACTIONID_NAV_RIGHT:
 723             if( p_input )
 724                 input_Control( p_input, i_action - ACTIONID_NAV_ACTIVATE
 725                                + INPUT_NAV_ACTIVATE, NULL );
 726             break;
 727
 728         /* Video Output actions */
 729         case ACTIONID_SNAPSHOT:
 730             if( p_vout )
 731                 var_TriggerCallback( p_vout, "video-snapshot" );
 732             break;
 733
 734         case ACTIONID_TOGGLE_FULLSCREEN:
 735         {
 736             bool fs = var_ToggleBool( p_playlist, "fullscreen" );
 737             if( p_vout )
 738                 var_SetBool( p_vout, "fullscreen", fs );
 739             break;
 740         }
 741
 742         case ACTIONID_LEAVE_FULLSCREEN:
 743             if( p_vout )
 744                 var_SetBool( p_vout, "fullscreen", false );
 745             var_SetBool( p_playlist, "fullscreen", false );
 746             break;
 747
 748         case ACTIONID_ASPECT_RATIO:
 749             if( p_vout )
 750             {
 751                 vlc_value_t val={0}, val_list, text_list;
 752                 var_Get( p_vout, "aspect-ratio", &val );
 753                 if( var_Change( p_vout, "aspect-ratio", VLC_VAR_GETLIST,
 754                                 &val_list, &text_list ) >= 0 )
 755                 {
 756                     int i;
 757                     for( i = 0; i < val_list.p_list->i_count; i++ )
 758                     {
 759                         if( !strcmp( val_list.p_list->p_values[i].psz_string,
 760                                      val.psz_string ) )
 761                         {
 762                             i++;
 763                             break;
 764                         }
 765                     }
 766                     if( i == val_list.p_list->i_count ) i = 0;
 767                     var_SetString( p_vout, "aspect-ratio",
 768                                    val_list.p_list->p_values[i].psz_string );
 769                     DisplayMessage( p_vout, _("Aspect ratio: %s"),
 770                                     text_list.p_list->p_values[i].psz_string );
 771
 772                     var_FreeList( &val_list, &text_list );
 773                 }
 774                 free( val.psz_string );
 775             }
 776             break;
 777
 778         case ACTIONID_CROP:
 779             if( p_vout )
 780             {
 781                 vlc_value_t val={0}, val_list, text_list;
 782                 var_Get( p_vout, "crop", &val );
 783                 if( var_Change( p_vout, "crop", VLC_VAR_GETLIST,
 784                                 &val_list, &text_list ) >= 0 )
 785                 {
 786                     int i;
 787                     for( i = 0; i < val_list.p_list->i_count; i++ )
 788                     {
 789                         if( !strcmp( val_list.p_list->p_values[i].psz_string,
 790                                      val.psz_string ) )
 791                         {
 792                             i++;
 793                             break;
 794                         }
 795                     }
 796                     if( i == val_list.p_list->i_count ) i = 0;
 797                     var_SetString( p_vout, "crop",
 798                                    val_list.p_list->p_values[i].psz_string );
 799                     DisplayMessage( p_vout, _("Crop: %s"),
 800                                     text_list.p_list->p_values[i].psz_string );
 801
 802                     var_FreeList( &val_list, &text_list );
 803                 }
 804                 free( val.psz_string );
 805             }
 806             break;
 807         case ACTIONID_CROP_TOP:
 808             if( p_vout )
 809                 var_IncInteger( p_vout, "crop-top" );
 810             break;
 811         case ACTIONID_UNCROP_TOP:
 812             if( p_vout )
 813                 var_DecInteger( p_vout, "crop-top" );
 814             break;
 815         case ACTIONID_CROP_BOTTOM:
 816             if( p_vout )
 817                 var_IncInteger( p_vout, "crop-bottom" );
 818             break;
 819         case ACTIONID_UNCROP_BOTTOM:
 820             if( p_vout )
 821                 var_DecInteger( p_vout, "crop-bottom" );
 822             break;
 823         case ACTIONID_CROP_LEFT:
 824             if( p_vout )
 825                 var_IncInteger( p_vout, "crop-left" );
 826             break;
 827         case ACTIONID_UNCROP_LEFT:
 828             if( p_vout )
 829                 var_DecInteger( p_vout, "crop-left" );
 830             break;
 831         case ACTIONID_CROP_RIGHT:
 832             if( p_vout )
 833                 var_IncInteger( p_vout, "crop-right" );
 834             break;
 835         case ACTIONID_UNCROP_RIGHT:
 836             if( p_vout )
 837                 var_DecInteger( p_vout, "crop-right" );
 838             break;
 839
 840          case ACTIONID_TOGGLE_AUTOSCALE:
 841             if( p_vout )
 842             {
 843                 float f_scalefactor = var_GetFloat( p_vout, "scale" );
 844                 if ( f_scalefactor != 1.f )
 845                 {
 846                     var_SetFloat( p_vout, "scale", 1.f );
 847                     DisplayMessage( p_vout, _("Zooming reset") );
 848                 }
 849                 else
 850                 {
 851                     bool b_autoscale = !var_GetBool( p_vout, "autoscale" );
 852                     var_SetBool( p_vout, "autoscale", b_autoscale );
 853                     if( b_autoscale )
 854                         DisplayMessage( p_vout, _("Scaled to screen") );
 855                     else
 856                         DisplayMessage( p_vout, _("Original Size") );
 857                 }
 858             }
 859             break;
 860         case ACTIONID_SCALE_UP:
 861             if( p_vout )
 862             {
 863                float f_scalefactor = var_GetFloat( p_vout, "scale" );
 864
 865                if( f_scalefactor < 10.f )
 866                    f_scalefactor += .1f;
 867                var_SetFloat( p_vout, "scale", f_scalefactor );
 868             }
 869             break;
 870         case ACTIONID_SCALE_DOWN:
 871             if( p_vout )
 872             {
 873                float f_scalefactor = var_GetFloat( p_vout, "scale" );
 874
 875                if( f_scalefactor > .3f )
 876                    f_scalefactor -= .1f;
 877                var_SetFloat( p_vout, "scale", f_scalefactor );
 878             }
 879             break;
 880
 881         case ACTIONID_ZOOM_QUARTER:
 882         case ACTIONID_ZOOM_HALF:
 883         case ACTIONID_ZOOM_ORIGINAL:
 884         case ACTIONID_ZOOM_DOUBLE:
 885             if( p_vout )
 886             {
 887                 float f;
 888                 switch( i_action )
 889                 {
 890                     case ACTIONID_ZOOM_QUARTER:  f = 0.25; break;
 891                     case ACTIONID_ZOOM_HALF:     f = 0.5;  break;
 892                     case ACTIONID_ZOOM_ORIGINAL: f = 1.;   break;
 893                      /*case ACTIONID_ZOOM_DOUBLE:*/
 894                     default:                     f = 2.;   break;
 895                 }
 896                 var_SetFloat( p_vout, "zoom", f );
 897             }
 898             break;
 899         case ACTIONID_ZOOM:
 900         case ACTIONID_UNZOOM:
 901             if( p_vout )
 902             {
 903                 vlc_value_t val={0}, val_list, text_list;
 904                 var_Get( p_vout, "zoom", &val );
 905                 if( var_Change( p_vout, "zoom", VLC_VAR_GETLIST,
 906                                 &val_list, &text_list ) >= 0 )
 907                 {
 908                     int i;
 909                     for( i = 0; i < val_list.p_list->i_count; i++ )
 910                     {
 911                         if( val_list.p_list->p_values[i].f_float
 912                            == val.f_float )
 913                         {
 914                             if( i_action == ACTIONID_ZOOM )
 915                                 i++;
 916                             else /* ACTIONID_UNZOOM */
 917                                 i--;
 918                             break;
 919                         }
 920                     }
 921                     if( i == val_list.p_list->i_count ) i = 0;
 922                     if( i == -1 ) i = val_list.p_list->i_count-1;
 923                     var_SetFloat( p_vout, "zoom",
 924                                   val_list.p_list->p_values[i].f_float );
 925                     DisplayMessage( p_vout, _("Zoom mode: %s"),
 926                                     text_list.p_list->p_values[i].psz_string );
 927
 928                     var_FreeList( &val_list, &text_list );
 929                 }
 930             }
 931             break;
 932
 933         case ACTIONID_DEINTERLACE:
 934             if( p_vout )
 935             {
 936                 int i_deinterlace = var_GetInteger( p_vout, "deinterlace" );
 937                 if( i_deinterlace != 0 )
 938                 {
 939                     var_SetInteger( p_vout, "deinterlace", 0 );
 940                     DisplayMessage( p_vout, _("Deinterlace off") );
 941                 }
 942                 else
 943                 {
 944                     var_SetInteger( p_vout, "deinterlace", 1 );
 945
 946                     char *psz_mode = var_GetString( p_vout, "deinterlace-mode" );
 947                     vlc_value_t vlist, tlist;
 948                     if( psz_mode && !var_Change( p_vout, "deinterlace-mode", VLC_VAR_GETCHOICES, &vlist, &tlist ) )
 949                     {
 950                         const char *psz_text = NULL;
 951                         for( int i = 0; i < vlist.p_list->i_count; i++ )
 952                         {
 953                             if( !strcmp( vlist.p_list->p_values[i].psz_string, psz_mode ) )
 954                             {
 955                                 psz_text = tlist.p_list->p_values[i].psz_string;
 956                                 break;
 957                             }
 958                         }
 959                         DisplayMessage( p_vout, "%s (%s)", _("Deinterlace on"),
 960                                         psz_text ? psz_text : psz_mode );
 961
 962                         var_FreeList( &vlist, &tlist );
 963                     }
 964                     free( psz_mode );
 965                 }
 966             }
 967             break;
 968         case ACTIONID_DEINTERLACE_MODE:
 969             if( p_vout )
 970             {
 971                 char *psz_mode = var_GetString( p_vout, "deinterlace-mode" );
 972                 vlc_value_t vlist, tlist;
 973                 if( psz_mode && !var_Change( p_vout, "deinterlace-mode", VLC_VAR_GETCHOICES, &vlist, &tlist ))
 974                 {
 975                     const char *psz_text = NULL;
 976                     int i;
 977                     for( i = 0; i < vlist.p_list->i_count; i++ )
 978                     {
 979                         if( !strcmp( vlist.p_list->p_values[i].psz_string, psz_mode ) )
 980                         {
 981                             i++;
 982                             break;
 983                         }
 984                     }
 985                     if( i == vlist.p_list->i_count ) i = 0;
 986                     psz_text = tlist.p_list->p_values[i].psz_string;
 987                     var_SetString( p_vout, "deinterlace-mode", vlist.p_list->p_values[i].psz_string );
 988
 989                     int i_deinterlace = var_GetInteger( p_vout, "deinterlace" );
 990                     if( i_deinterlace != 0 )
 991                     {
 992                       DisplayMessage( p_vout, "%s (%s)", _("Deinterlace on"),
 993                                       psz_text ? psz_text : psz_mode );
 994                     }
 995                     else
 996                     {
 997                       DisplayMessage( p_vout, "%s (%s)", _("Deinterlace off"),
 998                                       psz_text ? psz_text : psz_mode );
 999                     }
1000
1001                     var_FreeList( &vlist, &tlist );
1002                 }
1003                 free( psz_mode );
1004             }
1005             break;
1006
1007         case ACTIONID_SUBPOS_DOWN:
1008         case ACTIONID_SUBPOS_UP:
1009         {
1010             if( p_input )
1011             {
1012                 vlc_value_t val, list, list2;
1013                 int i_count;
1014                 var_Get( p_input, "spu-es", &val );
1015
1016                 var_Change( p_input, "spu-es", VLC_VAR_GETCHOICES,
1017                             &list, &list2 );
1018                 i_count = list.p_list->i_count;
1019                 if( i_count < 1 || val.i_int < 0 )
1020                 {
1021                     DisplayMessage( p_vout,
1022                                     _("Subtitle position: no active subtitle") );
1023                     var_FreeList( &list, &list2 );
1024                     break;
1025                 }
1026
1027                 int i_pos;
1028                 if( i_action == ACTIONID_SUBPOS_DOWN )
1029                     i_pos = var_DecInteger( p_vout, "sub-margin" );
1030                 else
1031                     i_pos = var_IncInteger( p_vout, "sub-margin" );
1032
1033                 ClearChannels( p_intf, p_vout );
1034                 DisplayMessage( p_vout, _( "Subtitle position %d px" ), i_pos );
1035                 var_FreeList( &list, &list2 );
1036             }
1037             break;
1038         }
1039
1040         /* Input + video output */
1041         case ACTIONID_POSITION:
1042             if( p_vout && vout_OSDEpg( p_vout, input_GetItem( p_input ) ) )
1043                 DisplayPosition( p_intf, p_vout, p_input );
1044             break;
1045     }
1046
1047     if( p_vout )
1048         vlc_object_release( p_vout );
1049     if( p_input )
1050         vlc_object_release( p_input );
1051     return VLC_SUCCESS;
1052 }
1053
1054 /*****************************************************************************
1055  * ActionEvent: callback for hotkey actions
1056  *****************************************************************************/
1057 static int ActionEvent( vlc_object_t *libvlc, char const *psz_var,
1058                         vlc_value_t oldval, vlc_value_t newval, void *p_data )
1059 {
1060     intf_thread_t *p_intf = (intf_thread_t *)p_data;
1061
1062     (void)libvlc;
1063     (void)psz_var;
1064     (void)oldval;
1065
1066     return PutAction( p_intf, newval.i_int );
1067 }
1068
1069 static void PlayBookmark( intf_thread_t *p_intf, int i_num )
1070 {
1071     char *psz_bookmark_name;
1072     if( asprintf( &psz_bookmark_name, "bookmark%i", i_num ) == -1 )
1073         return;
1074
1075     playlist_t *p_playlist = pl_Get( p_intf );
1076     char *psz_bookmark = var_CreateGetString( p_intf, psz_bookmark_name );
1077
1078     PL_LOCK;
1079     FOREACH_ARRAY( playlist_item_t *p_item, p_playlist->items )
1080         char *psz_uri = input_item_GetURI( p_item->p_input );
1081         if( !strcmp( psz_bookmark, psz_uri ) )
1082         {
1083             free( psz_uri );
1084             playlist_Control( p_playlist, PLAYLIST_VIEWPLAY, pl_Locked,
1085                               NULL, p_item );
1086             break;
1087         }
1088         else
1089             free( psz_uri );
1090     FOREACH_END();
1091     PL_UNLOCK;
1092
1093     free( psz_bookmark );
1094     free( psz_bookmark_name );
1095 }
1096
1097 static void SetBookmark( intf_thread_t *p_intf, int i_num )
1098 {
1099     char *psz_bookmark_name;
1100     char *psz_uri = NULL;
1101     if( asprintf( &psz_bookmark_name, "bookmark%i", i_num ) == -1 )
1102         return;
1103
1104     playlist_t *p_playlist = pl_Get( p_intf );
1105     var_Create( p_intf, psz_bookmark_name,
1106                 VLC_VAR_STRING|VLC_VAR_DOINHERIT );
1107
1108     PL_LOCK;
1109     playlist_item_t * p_item = playlist_CurrentPlayingItem( p_playlist );
1110     if( p_item ) psz_uri = input_item_GetURI( p_item->p_input );
1111     PL_UNLOCK;
1112
1113     if( p_item )
1114     {
1115         config_PutPsz( p_intf, psz_bookmark_name, psz_uri);
1116         msg_Info( p_intf, "setting playlist bookmark %i to %s", i_num, psz_uri);
1117     }
1118
1119     free( psz_uri );
1120     free( psz_bookmark_name );
1121 }
1122
1123 static void DisplayPosition( intf_thread_t *p_intf, vout_thread_t *p_vout,
1124                              input_thread_t *p_input )
1125 {
1126     char psz_duration[MSTRTIME_MAX_SIZE];
1127     char psz_time[MSTRTIME_MAX_SIZE];
1128     vlc_value_t time, pos;
1129     mtime_t i_seconds;
1130
1131     if( p_vout == NULL ) return;
1132
1133     ClearChannels( p_intf, p_vout );
1134
1135     var_Get( p_input, "time", &time );
1136     i_seconds = time.i_time / 1000000;
1137     secstotimestr ( psz_time, i_seconds );
1138
1139     var_Get( p_input, "length", &time );
1140     if( time.i_time > 0 )
1141     {
1142         secstotimestr( psz_duration, time.i_time / 1000000 );
1143         DisplayMessage( p_vout, "%s / %s", psz_time, psz_duration );
1144     }
1145     else if( i_seconds > 0 )
1146     {
1147         DisplayMessage( p_vout, "%s", psz_time );
1148     }
1149
1150     if( var_GetBool( p_vout, "fullscreen" ) )
1151     {
1152         var_Get( p_input, "position", &pos );
1153         vout_OSDSlider( p_vout, p_intf->p_sys->slider_chan,
1154                         pos.f_float * 100, OSD_HOR_SLIDER );
1155     }
1156 }
1157
1158 static void DisplayVolume( intf_thread_t *p_intf, vout_thread_t *p_vout,
1159                            float vol )
1160 {
1161     if( p_vout == NULL )
1162         return;
1163     ClearChannels( p_intf, p_vout );
1164
1165     if( var_GetBool( p_vout, "fullscreen" ) )
1166         vout_OSDSlider( p_vout, p_intf->p_sys->slider_chan,
1167                         lroundf(vol * 100.f), OSD_VERT_SLIDER );
1168     DisplayMessage( p_vout, _( "Volume %ld%%" ), lroundf(vol * 100.f) );
1169 }
1170
1171 static void DisplayRate( vout_thread_t *p_vout, float f_rate )
1172 {
1173     DisplayMessage( p_vout, _("Speed: %.2fx"), f_rate );
1174 }
1175
1176 static float AdjustRateFine( vlc_object_t *p_obj, const int i_dir )
1177 {
1178     const float f_rate_min = (float)INPUT_RATE_DEFAULT / INPUT_RATE_MAX;
1179     const float f_rate_max = (float)INPUT_RATE_DEFAULT / INPUT_RATE_MIN;
1180     float f_rate = var_GetFloat( p_obj, "rate" );
1181
1182     int i_sign = f_rate < 0 ? -1 : 1;
1183
1184     f_rate = floor( fabs(f_rate) / 0.1 + i_dir + 0.05 ) * 0.1;
1185
1186     if( f_rate < f_rate_min )
1187         f_rate = f_rate_min;
1188     else if( f_rate > f_rate_max )
1189         f_rate = f_rate_max;
1190     f_rate *= i_sign;
1191
1192     return f_rate;
1193 }
1194
1195 static void ClearChannels( intf_thread_t *p_intf, vout_thread_t *p_vout )
1196 {
1197     if( p_vout )
1198     {
1199         vout_FlushSubpictureChannel( p_vout, SPU_DEFAULT_CHANNEL );
1200         vout_FlushSubpictureChannel( p_vout, p_intf->p_sys->slider_chan );
1201     }
1202 }