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_vout.h>
  38 #include <vlc_aout.h>
  39 #include <vlc_osd.h>
  40 #include <vlc_playlist.h>
  41 #include "vlc_keys.h"
  42 #include "math.h"
  43
  44 #define BUFFER_SIZE 10
  45
  46 #define CHANNELS_NUMBER 4
  47 #define VOLUME_TEXT_CHAN     p_intf->p_sys->p_channels[ 0 ]
  48 #define VOLUME_WIDGET_CHAN   p_intf->p_sys->p_channels[ 1 ]
  49 #define POSITION_TEXT_CHAN   p_intf->p_sys->p_channels[ 2 ]
  50 #define POSITION_WIDGET_CHAN p_intf->p_sys->p_channels[ 3 ]
  51
  52 /*****************************************************************************
  53  * intf_sys_t: description and status of FB interface
  54  *****************************************************************************/
  55 struct intf_sys_t
  56 {
  57     int                 p_actions[ BUFFER_SIZE ]; /* buffer that contains
  58                                                    * action events */
  59     int                 i_size;        /* number of events in buffer */
  60     int                 p_channels[ CHANNELS_NUMBER ]; /* contains registered
  61                                                         * channel IDs */
  62     input_thread_t *    p_input;       /* pointer to input */
  63     vout_thread_t *     p_vout;        /* pointer to vout object */
  64     vlc_mutex_t         lock; /* callback lock */
  65     vlc_cond_t          wait; /* callback event */
  66     int                 i_mousewheel_mode;
  67 };
  68
  69 /*****************************************************************************
  70  * Local prototypes
  71  *****************************************************************************/
  72 static int  Open    ( vlc_object_t * );
  73 static void Close   ( vlc_object_t * );
  74 static void Run     ( intf_thread_t * );
  75 static int  GetAction( intf_thread_t *);
  76 static int  ActionEvent( vlc_object_t *, char const *,
  77                          vlc_value_t, vlc_value_t, void * );
  78 static int  SpecialKeyEvent( vlc_object_t *, char const *,
  79                              vlc_value_t, vlc_value_t, void * );
  80 static void PlayBookmark( intf_thread_t *, int );
  81 static void SetBookmark ( intf_thread_t *, int );
  82 static void DisplayPosition( intf_thread_t *, vout_thread_t *, input_thread_t * );
  83 static void DisplayVolume  ( intf_thread_t *, vout_thread_t *, audio_volume_t );
  84 static void ClearChannels  ( intf_thread_t *, vout_thread_t * );
  85
  86 /*****************************************************************************
  87  * Module descriptor
  88  *****************************************************************************/
  89
  90 enum{
  91     MOUSEWHEEL_VOLUME,
  92     MOUSEWHEEL_POSITION,
  93     NO_MOUSEWHEEL,
  94 };
  95
  96 static const int i_mode_list[] =
  97     { MOUSEWHEEL_VOLUME, MOUSEWHEEL_POSITION, NO_MOUSEWHEEL };
  98
  99 static const char *const psz_mode_list_text[] =
 100     { N_("Volume Control"), N_("Position Control"), N_("Ignore") };
 101
 102 vlc_module_begin ()
 103     set_shortname( N_("Hotkeys") )
 104     set_description( N_("Hotkeys management interface") )
 105     set_capability( "interface", 0 )
 106     set_callbacks( Open, Close )
 107     set_category( CAT_INTERFACE )
 108     set_subcategory( SUBCAT_INTERFACE_HOTKEYS )
 109
 110     add_integer( "hotkeys-mousewheel-mode", MOUSEWHEEL_VOLUME, NULL,
 111                  N_("MouseWheel x-axis Control"),
 112                  N_("MouseWheel x-axis can control volume, position or "
 113                     "mousewheel event can be ignored"), false )
 114             change_integer_list( i_mode_list, psz_mode_list_text, NULL )
 115
 116 vlc_module_end ()
 117
 118 /*****************************************************************************
 119  * Open: initialize interface
 120  *****************************************************************************/
 121 static int Open( vlc_object_t *p_this )
 122 {
 123     intf_thread_t *p_intf = (intf_thread_t *)p_this;
 124     intf_sys_t *p_sys;
 125     p_sys = malloc( sizeof( intf_sys_t ) );
 126     if( !p_sys )
 127         return VLC_ENOMEM;
 128
 129     p_intf->p_sys = p_sys;
 130     p_intf->pf_run = Run;
 131
 132     p_sys->i_size = 0;
 133     vlc_mutex_init( &p_sys->lock );
 134     vlc_cond_init( &p_sys->wait );
 135     p_intf->p_sys->i_mousewheel_mode =
 136         config_GetInt( p_intf, "hotkeys-mousewheel-mode" );
 137
 138     var_AddCallback( p_intf->p_libvlc, "key-pressed", SpecialKeyEvent, p_intf );
 139     var_AddCallback( p_intf->p_libvlc, "key-action", ActionEvent, p_intf );
 140     return VLC_SUCCESS;
 141 }
 142
 143 /*****************************************************************************
 144  * Close: destroy interface
 145  *****************************************************************************/
 146 static void Close( vlc_object_t *p_this )
 147 {
 148     intf_thread_t *p_intf = (intf_thread_t *)p_this;
 149     intf_sys_t *p_sys = p_intf->p_sys;
 150
 151     var_DelCallback( p_intf->p_libvlc, "key-action", ActionEvent, p_intf );
 152     var_DelCallback( p_intf->p_libvlc, "key-pressed", SpecialKeyEvent, p_intf );
 153
 154     vlc_cond_destroy( &p_sys->wait );
 155     vlc_mutex_destroy( &p_sys->lock );
 156
 157     /* Destroy structure */
 158     free( p_intf->p_sys );
 159 }
 160
 161 /*****************************************************************************
 162  * Run: main loop
 163  *****************************************************************************/
 164 static void Run( intf_thread_t *p_intf )
 165 {
 166     vout_thread_t *p_vout = NULL;
 167     aout_instance_t *p_aout = NULL;
 168     playlist_t *p_playlist = pl_Hold( p_intf );
 169     int canc = vlc_savecancel();
 170
 171     vlc_cleanup_push( __pl_Release, p_intf );
 172
 173     for( ;; )
 174     {
 175         input_thread_t *p_input;
 176         vout_thread_t *p_last_vout;
 177         int i_action;
 178
 179         vlc_restorecancel( canc );
 180         i_action = GetAction( p_intf );
 181
 182         canc = vlc_savecancel();
 183
 184         /* Update the input */
 185         p_input = playlist_CurrentInput( p_playlist );
 186
 187         /* Update the vout */
 188         p_last_vout = p_vout;
 189         p_vout = p_input ? input_GetVout( p_input ) : NULL;
 190
 191         /* Update the aout */
 192         p_aout = p_input ? input_GetAout( p_input ) : NULL;
 193
 194         /* Register OSD channels */
 195         if( p_vout && p_vout != p_last_vout )
 196         {
 197             int i;
 198             for( i = 0; i < CHANNELS_NUMBER; i++ )
 199             {
 200                 spu_Control( vout_GetSpu( p_vout ), SPU_CHANNEL_REGISTER,
 201                              &p_intf->p_sys->p_channels[ i ] );
 202             }
 203         }
 204
 205         /* Quit */
 206         if( i_action == ACTIONID_QUIT )
 207         {
 208             libvlc_Quit( p_intf->p_libvlc );
 209
 210             ClearChannels( p_intf, p_vout );
 211             vout_OSDMessage( p_intf, DEFAULT_CHAN, _( "Quit" ) );
 212             goto cleanup_and_continue;
 213         }
 214         /* Volume and audio actions */
 215         else if( i_action == ACTIONID_VOL_UP )
 216         {
 217             audio_volume_t i_newvol;
 218             aout_VolumeUp( p_intf, 1, &i_newvol );
 219             DisplayVolume( p_intf, p_vout, i_newvol );
 220         }
 221         else if( i_action == ACTIONID_VOL_DOWN )
 222         {
 223             audio_volume_t i_newvol;
 224             aout_VolumeDown( p_intf, 1, &i_newvol );
 225             DisplayVolume( p_intf, p_vout, i_newvol );
 226         }
 227         else if( i_action == ACTIONID_VOL_MUTE )
 228         {
 229             audio_volume_t i_newvol = -1;
 230             aout_VolumeMute( p_intf, &i_newvol );
 231             if( p_vout )
 232             {
 233                 if( i_newvol == 0 )
 234                 {
 235                     ClearChannels( p_intf, p_vout );
 236                     vout_OSDIcon( VLC_OBJECT( p_intf ), DEFAULT_CHAN,
 237                                   OSD_MUTE_ICON );
 238                 }
 239                 else
 240                 {
 241                     DisplayVolume( p_intf, p_vout, i_newvol );
 242                 }
 243             }
 244         }
 245         /* Interface showing */
 246         else if( i_action == ACTIONID_INTF_SHOW )
 247             var_SetBool( p_intf->p_libvlc, "intf-show", true );
 248         else if( i_action == ACTIONID_INTF_HIDE )
 249             var_SetBool( p_intf->p_libvlc, "intf-show", false );
 250         /* Video Output actions */
 251         else if( i_action == ACTIONID_SNAPSHOT )
 252         {
 253             if( p_vout ) var_TriggerCallback( p_vout, "video-snapshot" );
 254         }
 255         else if( i_action == ACTIONID_TOGGLE_FULLSCREEN )
 256         {
 257             vlc_object_t *obj = p_vout ? VLC_OBJECT(p_vout)
 258                                        : VLC_OBJECT(p_playlist);
 259             bool b = var_GetBool( obj, "fullscreen" );
 260             var_SetBool( obj, "fullscreen", !b );
 261         }
 262         else if( i_action == ACTIONID_LEAVE_FULLSCREEN )
 263         {
 264             if( p_vout && var_GetBool( p_vout, "fullscreen" ) )
 265             {
 266                 var_SetBool( p_vout, "fullscreen", false );
 267             }
 268         }
 269         else if( i_action == ACTIONID_ZOOM_QUARTER ||
 270                  i_action == ACTIONID_ZOOM_HALF ||
 271                  i_action == ACTIONID_ZOOM_ORIGINAL ||
 272                  i_action == ACTIONID_ZOOM_DOUBLE )
 273         {
 274             if( p_vout )
 275             {
 276                 float f;
 277                 switch( i_action )
 278                 {
 279                     case ACTIONID_ZOOM_QUARTER:  f = 0.25; break;
 280                     case ACTIONID_ZOOM_HALF:     f = 0.5;  break;
 281                     case ACTIONID_ZOOM_ORIGINAL: f = 1.;   break;
 282                      /*case ACTIONID_ZOOM_DOUBLE:*/
 283                     default:                     f = 2.;   break;
 284                 }
 285                 var_SetFloat( p_vout, "zoom", f );
 286             }
 287         }
 288 #ifdef WIN32
 289         else if( i_action == ACTIONID_WALLPAPER )
 290         {   /* FIXME: this is invalid if not using DirectX output!!! */
 291             vlc_object_t *obj = p_vout ? VLC_OBJECT(p_vout)
 292                                        : VLC_OBJECT(p_playlist);
 293             bool b = var_GetBool( obj, "directx-wallpaper" );
 294             var_SetBool( obj, "directx-wallpaper", !b );
 295         }
 296 #endif
 297         /* Playlist actions */
 298         else if( i_action == ACTIONID_LOOP )
 299         {
 300             /* Toggle Normal -> Loop -> Repeat -> Normal ... */
 301             if( var_GetBool( p_playlist, "repeat" ) )
 302                 var_SetBool( p_playlist, "repeat", false );
 303             else
 304             if( var_GetBool( p_playlist, "loop" ) )
 305             { /* FIXME: this is not atomic, we should use a real tristate */
 306                 var_SetBool( p_playlist, "loop", false );
 307                 var_SetBool( p_playlist, "repeat", true );
 308             }
 309             else
 310                 var_SetBool( p_playlist, "loop", true );
 311         }
 312         else if( i_action == ACTIONID_RANDOM )
 313         {
 314             bool b = var_GetBool( p_playlist, "random" );
 315             var_SetBool( p_playlist, "random", !b );
 316         }
 317         else if( i_action == ACTIONID_PLAY_PAUSE )
 318         {
 319             if( p_input )
 320             {
 321                 ClearChannels( p_intf, p_vout );
 322
 323                 int state = var_GetInteger( p_input, "state" );
 324                 if( state != PAUSE_S )
 325                 {
 326                     vout_OSDIcon( VLC_OBJECT( p_intf ), DEFAULT_CHAN,
 327                                   OSD_PAUSE_ICON );
 328                     state = PAUSE_S;
 329                 }
 330                 else
 331                 {
 332                     vout_OSDIcon( VLC_OBJECT( p_intf ), DEFAULT_CHAN,
 333                                   OSD_PLAY_ICON );
 334                     state = PLAYING_S;
 335                 }
 336                 var_SetInteger( p_input, "state", state );
 337             }
 338             else
 339             {
 340                 playlist_Play( p_playlist );
 341             }
 342         }
 343         else if( ( i_action == ACTIONID_AUDIODEVICE_CYCLE ) && p_aout )
 344         {
 345             vlc_value_t val, list, list2;
 346             int i_count, i;
 347
 348             var_Get( p_aout, "audio-device", &val );
 349             var_Change( p_aout, "audio-device", VLC_VAR_GETCHOICES,
 350                     &list, &list2 );
 351             i_count = list.p_list->i_count;
 352
 353             if( i_count > 1 )
 354             {
 355                 for( i = 0; i < i_count; i++ )
 356                 {
 357                     if( val.i_int == list.p_list->p_values[i].i_int )
 358                     {
 359                         break;
 360                     }
 361                 }
 362                 if( i == i_count )
 363                 {
 364                     msg_Warn( p_aout,
 365                             "invalid current audio device, selecting 0" );
 366                     var_Set( p_aout, "audio-device",
 367                             list.p_list->p_values[0] );
 368                     i = 0;
 369                 }
 370                 else if( i == i_count -1 )
 371                 {
 372                     var_Set( p_aout, "audio-device",
 373                             list.p_list->p_values[0] );
 374                     i = 0;
 375                 }
 376                 else
 377                 {
 378                     var_Set( p_aout, "audio-device",
 379                             list.p_list->p_values[i+1] );
 380                     i++;
 381                 }
 382                 vout_OSDMessage( p_intf, DEFAULT_CHAN,
 383                         _("Audio Device: %s"),
 384                         list2.p_list->p_values[i].psz_string);
 385             }
 386             var_FreeList( &list, &list2 );
 387         }
 388         /* Input options */
 389         else if( p_input )
 390         {
 391             bool b_seekable = var_GetBool( p_input, "can-seek" );
 392             int i_interval =0;
 393
 394             if( i_action == ACTIONID_PAUSE )
 395             {
 396                 if( var_GetInteger( p_input, "state" ) != PAUSE_S )
 397                 {
 398                     ClearChannels( p_intf, p_vout );
 399                     vout_OSDIcon( VLC_OBJECT( p_intf ), DEFAULT_CHAN,
 400                                   OSD_PAUSE_ICON );
 401                     var_SetInteger( p_input, "state", PAUSE_S );
 402                 }
 403             }
 404             else if( i_action == ACTIONID_JUMP_BACKWARD_EXTRASHORT
 405                      && b_seekable )
 406             {
 407 #define SET_TIME( a, b ) \
 408     i_interval = config_GetInt( p_input, a "-jump-size" ); \
 409     if( i_interval > 0 ) { \
 410         mtime_t i_time = (mtime_t)(i_interval * b) * 1000000L; \
 411         var_SetTime( p_input, "time-offset", i_time ); \
 412         DisplayPosition( p_intf, p_vout, p_input ); \
 413     }
 414                 SET_TIME( "extrashort", -1 );
 415             }
 416             else if( i_action == ACTIONID_JUMP_FORWARD_EXTRASHORT && b_seekable )
 417             {
 418                 SET_TIME( "extrashort", 1 );
 419             }
 420             else if( i_action == ACTIONID_JUMP_BACKWARD_SHORT && b_seekable )
 421             {
 422                 SET_TIME( "short", -1 );
 423             }
 424             else if( i_action == ACTIONID_JUMP_FORWARD_SHORT && b_seekable )
 425             {
 426                 SET_TIME( "short", 1 );
 427             }
 428             else if( i_action == ACTIONID_JUMP_BACKWARD_MEDIUM && b_seekable )
 429             {
 430                 SET_TIME( "medium", -1 );
 431             }
 432             else if( i_action == ACTIONID_JUMP_FORWARD_MEDIUM && b_seekable )
 433             {
 434                 SET_TIME( "medium", 1 );
 435             }
 436             else if( i_action == ACTIONID_JUMP_BACKWARD_LONG && b_seekable )
 437             {
 438                 SET_TIME( "long", -1 );
 439             }
 440             else if( i_action == ACTIONID_JUMP_FORWARD_LONG && b_seekable )
 441             {
 442                 SET_TIME( "long", 1 );
 443 #undef SET_TIME
 444             }
 445             else if( i_action == ACTIONID_AUDIO_TRACK )
 446             {
 447                 vlc_value_t val, list, list2;
 448                 int i_count, i;
 449                 var_Get( p_input, "audio-es", &val );
 450                 var_Change( p_input, "audio-es", VLC_VAR_GETCHOICES,
 451                             &list, &list2 );
 452                 i_count = list.p_list->i_count;
 453                 if( i_count > 1 )
 454                 {
 455                     for( i = 0; i < i_count; i++ )
 456                     {
 457                         if( val.i_int == list.p_list->p_values[i].i_int )
 458                         {
 459                             break;
 460                         }
 461                     }
 462                     /* value of audio-es was not in choices list */
 463                     if( i == i_count )
 464                     {
 465                         msg_Warn( p_input,
 466                                   "invalid current audio track, selecting 0" );
 467                         i = 0;
 468                     }
 469                     else if( i == i_count - 1 )
 470                         i = 1;
 471                     else
 472                         i++;
 473                     var_Set( p_input, "audio-es", list.p_list->p_values[i] );
 474                     vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN,
 475                                      _("Audio track: %s"),
 476                                      list2.p_list->p_values[i].psz_string );
 477                 }
 478                 var_FreeList( &list, &list2 );
 479             }
 480             else if( i_action == ACTIONID_SUBTITLE_TRACK )
 481             {
 482                 vlc_value_t val, list, list2;
 483                 int i_count, i;
 484                 var_Get( p_input, "spu-es", &val );
 485
 486                 var_Change( p_input, "spu-es", VLC_VAR_GETCHOICES,
 487                             &list, &list2 );
 488                 i_count = list.p_list->i_count;
 489                 if( i_count <= 1 )
 490                 {
 491                     vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN,
 492                                      _("Subtitle track: %s"), _("N/A") );
 493                     var_FreeList( &list, &list2 );
 494                     goto cleanup_and_continue;
 495                 }
 496                 for( i = 0; i < i_count; i++ )
 497                 {
 498                     if( val.i_int == list.p_list->p_values[i].i_int )
 499                     {
 500                         break;
 501                     }
 502                 }
 503                 /* value of spu-es was not in choices list */
 504                 if( i == i_count )
 505                 {
 506                     msg_Warn( p_input,
 507                               "invalid current subtitle track, selecting 0" );
 508                     i = 0;
 509                 }
 510                 else if( i == i_count - 1 )
 511                     i = 0;
 512                 else
 513                     i++;
 514                 var_Set( p_input, "spu-es", list.p_list->p_values[i] );
 515                 vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN,
 516                                  _("Subtitle track: %s"),
 517                                  list2.p_list->p_values[i].psz_string );
 518                 var_FreeList( &list, &list2 );
 519             }
 520             else if( i_action == ACTIONID_ASPECT_RATIO && p_vout )
 521             {
 522                 vlc_value_t val={0}, val_list, text_list;
 523                 var_Get( p_vout, "aspect-ratio", &val );
 524                 if( var_Change( p_vout, "aspect-ratio", VLC_VAR_GETLIST,
 525                                 &val_list, &text_list ) >= 0 )
 526                 {
 527                     int i;
 528                     for( i = 0; i < val_list.p_list->i_count; i++ )
 529                     {
 530                         if( !strcmp( val_list.p_list->p_values[i].psz_string,
 531                                      val.psz_string ) )
 532                         {
 533                             i++;
 534                             break;
 535                         }
 536                     }
 537                     if( i == val_list.p_list->i_count ) i = 0;
 538                     var_SetString( p_vout, "aspect-ratio",
 539                                    val_list.p_list->p_values[i].psz_string );
 540                     vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN,
 541                                      _("Aspect ratio: %s"),
 542                                      text_list.p_list->p_values[i].psz_string );
 543
 544                     var_FreeList( &val_list, &text_list );
 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                     var_FreeList( &val_list, &text_list );
 573                 }
 574                 free( val.psz_string );
 575             }
 576             else if( i_action == ACTIONID_TOGGLE_AUTOSCALE && p_vout )
 577             {
 578                 float f_scalefactor = var_GetFloat( p_vout, "scale" );
 579                 if ( f_scalefactor != 1.0 )
 580                 {
 581                     var_SetFloat( p_vout, "scale", 1.0 );
 582                     vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN,
 583                                          _("Zooming reset") );
 584                 }
 585                 else
 586                 {
 587                     bool b_autoscale = !var_GetBool( p_vout, "autoscale" );
 588                     var_SetBool( p_vout, "autoscale", b_autoscale );
 589                     if( b_autoscale )
 590                         vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN,
 591                                          _("Scaled to screen") );
 592                     else
 593                         vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN,
 594                                          _("Original Size") );
 595                 }
 596             }
 597             else if( i_action == ACTIONID_SCALE_UP && p_vout )
 598             {
 599                float f_scalefactor;
 600
 601                f_scalefactor = var_GetFloat( p_vout, "scale" );
 602                if( f_scalefactor < 10. )
 603                    f_scalefactor += .1;
 604                var_SetFloat( p_vout, "scale", f_scalefactor );
 605             }
 606             else if( i_action == ACTIONID_SCALE_DOWN && p_vout )
 607             {
 608                float f_scalefactor;
 609
 610                f_scalefactor = var_GetFloat( p_vout, "scale" );
 611                if( f_scalefactor > .3 )
 612                    f_scalefactor -= .1;
 613                var_SetFloat( p_vout, "scale", f_scalefactor );
 614             }
 615             else if( i_action == ACTIONID_DEINTERLACE && p_vout )
 616             {
 617                 vlc_value_t val={0}, val_list, text_list;
 618                 var_Get( p_vout, "deinterlace", &val );
 619                 if( var_Change( p_vout, "deinterlace", VLC_VAR_GETLIST,
 620                                 &val_list, &text_list ) >= 0 )
 621                 {
 622                     int i;
 623                     for( i = 0; i < val_list.p_list->i_count; i++ )
 624                     {
 625                         if( !strcmp( val_list.p_list->p_values[i].psz_string,
 626                                      val.psz_string ) )
 627                         {
 628                             i++;
 629                             break;
 630                         }
 631                     }
 632                     if( i == val_list.p_list->i_count ) i = 0;
 633                     var_SetString( p_vout, "deinterlace",
 634                                    val_list.p_list->p_values[i].psz_string );
 635                     vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN,
 636                                      _("Deinterlace mode: %s"),
 637                                      text_list.p_list->p_values[i].psz_string );
 638
 639                     var_FreeList( &val_list, &text_list );
 640                 }
 641                 free( val.psz_string );
 642             }
 643             else if( ( i_action == ACTIONID_ZOOM || i_action == ACTIONID_UNZOOM ) && p_vout )
 644             {
 645                 vlc_value_t val={0}, val_list, text_list;
 646                 var_Get( p_vout, "zoom", &val );
 647                 if( var_Change( p_vout, "zoom", VLC_VAR_GETLIST,
 648                                 &val_list, &text_list ) >= 0 )
 649                 {
 650                     int i;
 651                     for( i = 0; i < val_list.p_list->i_count; i++ )
 652                     {
 653                         if( val_list.p_list->p_values[i].f_float
 654                            == val.f_float )
 655                         {
 656                             if( i_action == ACTIONID_ZOOM )
 657                                 i++;
 658                             else /* ACTIONID_UNZOOM */
 659                                 i--;
 660                             break;
 661                         }
 662                     }
 663                     if( i == val_list.p_list->i_count ) i = 0;
 664                     if( i == -1 ) i = val_list.p_list->i_count-1;
 665                     var_SetFloat( p_vout, "zoom",
 666                                   val_list.p_list->p_values[i].f_float );
 667                     vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN,
 668                                      _("Zoom mode: %s"),
 669                                 text_list.p_list->p_values[i].var.psz_name );
 670
 671                     var_FreeList( &val_list, &text_list );
 672                 }
 673             }
 674             else if( i_action == ACTIONID_CROP_TOP && p_vout )
 675                 var_IncInteger( p_vout, "crop-top" );
 676             else if( i_action == ACTIONID_UNCROP_TOP && p_vout )
 677                 var_DecInteger( p_vout, "crop-top" );
 678             else if( i_action == ACTIONID_CROP_BOTTOM && p_vout )
 679                 var_IncInteger( p_vout, "crop-bottom" );
 680             else if( i_action == ACTIONID_UNCROP_BOTTOM && p_vout )
 681                  var_DecInteger( p_vout, "crop-bottom" );
 682             else if( i_action == ACTIONID_CROP_LEFT && p_vout )
 683                  var_IncInteger( p_vout, "crop-left" );
 684             else if( i_action == ACTIONID_UNCROP_LEFT && p_vout )
 685                  var_DecInteger( p_vout, "crop-left" );
 686             else if( i_action == ACTIONID_CROP_RIGHT && p_vout )
 687                  var_IncInteger( p_vout, "crop-right" );
 688             else if( i_action == ACTIONID_UNCROP_RIGHT && p_vout )
 689                  var_DecInteger( p_vout, "crop-right" );
 690
 691             else if( i_action == ACTIONID_NEXT )
 692             {
 693                 vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN, _("Next") );
 694                 playlist_Next( p_playlist );
 695             }
 696             else if( i_action == ACTIONID_PREV )
 697             {
 698                 vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN,
 699                                  _("Previous") );
 700                 playlist_Prev( p_playlist );
 701             }
 702             else if( i_action == ACTIONID_STOP )
 703             {
 704                 playlist_Stop( p_playlist );
 705             }
 706             else if( i_action == ACTIONID_FRAME_NEXT )
 707             {
 708                 var_SetVoid( p_input, "frame-next" );
 709                 vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN,
 710                                  _("Next frame") );
 711             }
 712             else if( i_action == ACTIONID_FASTER )
 713             {
 714                 var_SetVoid( p_input, "rate-faster" );
 715                 vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN,
 716                                  _("Faster") );
 717             }
 718             else if( i_action == ACTIONID_SLOWER )
 719             {
 720                 var_SetVoid( p_input, "rate-slower" );
 721                 vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN,
 722                                  _("Slower") );
 723             }
 724             else if( i_action == ACTIONID_RATE_NORMAL )
 725             {
 726                 var_SetInteger( p_input, "rate", INPUT_RATE_DEFAULT );
 727                 vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN,
 728                                  _("1.00x") );
 729             }
 730             else if( i_action == ACTIONID_RATE_FASTER_FINE ||
 731                      i_action == ACTIONID_RATE_SLOWER_FINE )
 732             {
 733                 /* The playback rate is defined by INPUT_RATE_DEFAULT / "rate"
 734                  * and we want to increase/decrease it by 0.1 while making sure
 735                  * that the resulting playback rate is a multiple of 0.1
 736                  */
 737                 int i_rate = var_GetInteger( p_input, "rate" );
 738                 if( i_rate == 0 )
 739                     i_rate = INPUT_RATE_MIN;
 740                 int i_sign = i_rate < 0 ? -1 : 1;
 741                 const int i_dir = i_action == ACTIONID_RATE_FASTER_FINE ? 1 : -1;
 742
 743                 const double f_speed = floor( ( (double)INPUT_RATE_DEFAULT / abs(i_rate) + 0.05 ) / 0.1 + i_dir ) * 0.1;
 744                 if( f_speed <= (double)INPUT_RATE_DEFAULT / INPUT_RATE_MAX ) /* Needed to avoid infinity */
 745                     i_rate = INPUT_RATE_MAX;
 746                 else
 747                     i_rate = INPUT_RATE_DEFAULT / f_speed + 0.5;
 748
 749                 i_rate = i_sign * __MIN( __MAX( i_rate, INPUT_RATE_MIN ), INPUT_RATE_MAX );
 750
 751                 var_SetInteger( p_input, "rate", i_rate );
 752
 753                 char psz_msg[7+1];
 754                 snprintf( psz_msg, sizeof(psz_msg), _("%.2fx"), (double)INPUT_RATE_DEFAULT / i_rate );
 755                 vout_OSDMessage( VLC_OBJECT(p_input), DEFAULT_CHAN, psz_msg );
 756             }
 757             else if( i_action == ACTIONID_POSITION && b_seekable )
 758             {
 759                 DisplayPosition( p_intf, p_vout, p_input );
 760             }
 761             else if( i_action >= ACTIONID_PLAY_BOOKMARK1 &&
 762                      i_action <= ACTIONID_PLAY_BOOKMARK10 )
 763             {
 764                 PlayBookmark( p_intf, i_action - ACTIONID_PLAY_BOOKMARK1 + 1 );
 765             }
 766             else if( i_action >= ACTIONID_SET_BOOKMARK1 &&
 767                      i_action <= ACTIONID_SET_BOOKMARK10 )
 768             {
 769                 SetBookmark( p_intf, i_action - ACTIONID_SET_BOOKMARK1 + 1 );
 770             }
 771             /* Only makes sense with DVD */
 772             else if( i_action == ACTIONID_TITLE_PREV )
 773                 var_SetVoid( p_input, "prev-title" );
 774             else if( i_action == ACTIONID_TITLE_NEXT )
 775                 var_SetVoid( p_input, "next-title" );
 776             else if( i_action == ACTIONID_CHAPTER_PREV )
 777                 var_SetVoid( p_input, "prev-chapter" );
 778             else if( i_action == ACTIONID_CHAPTER_NEXT )
 779                 var_SetVoid( p_input, "next-chapter" );
 780             else if( i_action == ACTIONID_DISC_MENU )
 781                 var_SetInteger( p_input, "title  0", 2 );
 782
 783             else if( i_action == ACTIONID_SUBDELAY_DOWN )
 784             {
 785                 int64_t i_delay = var_GetTime( p_input, "spu-delay" );
 786                 i_delay -= 50000;    /* 50 ms */
 787                 var_SetTime( p_input, "spu-delay", i_delay );
 788                 ClearChannels( p_intf, p_vout );
 789                 vout_OSDMessage( p_intf, DEFAULT_CHAN,
 790                                  _( "Subtitle delay %i ms" ),
 791                                  (int)(i_delay/1000) );
 792             }
 793             else if( i_action == ACTIONID_SUBDELAY_UP )
 794             {
 795                 int64_t i_delay = var_GetTime( p_input, "spu-delay" );
 796                 i_delay += 50000;    /* 50 ms */
 797                 var_SetTime( p_input, "spu-delay", i_delay );
 798                 ClearChannels( p_intf, p_vout );
 799                 vout_OSDMessage( p_intf, DEFAULT_CHAN,
 800                                 _( "Subtitle delay %i ms" ),
 801                                  (int)(i_delay/1000) );
 802             }
 803             else if( i_action == ACTIONID_AUDIODELAY_DOWN )
 804             {
 805                 int64_t i_delay = var_GetTime( p_input, "audio-delay" );
 806                 i_delay -= 50000;    /* 50 ms */
 807                 var_SetTime( p_input, "audio-delay", i_delay );
 808                 ClearChannels( p_intf, p_vout );
 809                 vout_OSDMessage( p_intf, DEFAULT_CHAN,
 810                                 _( "Audio delay %i ms" ),
 811                                  (int)(i_delay/1000) );
 812             }
 813             else if( i_action == ACTIONID_AUDIODELAY_UP )
 814             {
 815                 int64_t i_delay = var_GetTime( p_input, "audio-delay" );
 816                 i_delay += 50000;    /* 50 ms */
 817                 var_SetTime( p_input, "audio-delay", i_delay );
 818                 ClearChannels( p_intf, p_vout );
 819                 vout_OSDMessage( p_intf, DEFAULT_CHAN,
 820                                 _( "Audio delay %i ms" ),
 821                                  (int)(i_delay/1000) );
 822             }
 823             else if( i_action == ACTIONID_PLAY )
 824             {
 825                 if( var_GetInteger( p_input, "rate" ) != INPUT_RATE_DEFAULT )
 826                     /* Return to normal speed */
 827                     var_SetInteger( p_input, "rate", INPUT_RATE_DEFAULT );
 828                 else
 829                 {
 830                     ClearChannels( p_intf, p_vout );
 831                     vout_OSDIcon( VLC_OBJECT( p_intf ), DEFAULT_CHAN,
 832                                   OSD_PLAY_ICON );
 833                     playlist_Play( p_playlist );
 834                 }
 835             }
 836             else if( i_action == ACTIONID_MENU_ON )
 837             {
 838                 osd_MenuShow( VLC_OBJECT(p_intf) );
 839             }
 840             else if( i_action == ACTIONID_MENU_OFF )
 841             {
 842                 osd_MenuHide( VLC_OBJECT(p_intf) );
 843             }
 844             else if( i_action == ACTIONID_MENU_LEFT )
 845             {
 846                 osd_MenuPrev( VLC_OBJECT(p_intf) );
 847             }
 848             else if( i_action == ACTIONID_MENU_RIGHT )
 849             {
 850                 osd_MenuNext( VLC_OBJECT(p_intf) );
 851             }
 852             else if( i_action == ACTIONID_MENU_UP )
 853             {
 854                 osd_MenuUp( VLC_OBJECT(p_intf) );
 855             }
 856             else if( i_action == ACTIONID_MENU_DOWN )
 857             {
 858                 osd_MenuDown( VLC_OBJECT(p_intf) );
 859             }
 860             else if( i_action == ACTIONID_MENU_SELECT )
 861             {
 862                 osd_MenuActivate( VLC_OBJECT(p_intf) );
 863             }
 864             else if( i_action == ACTIONID_RECORD )
 865             {
 866                 if( var_GetBool( p_input, "can-record" ) )
 867                 {
 868                     const bool b_record = !var_GetBool( p_input, "record" );
 869
 870                     if( b_record )
 871                         vout_OSDMessage( p_intf, DEFAULT_CHAN, _("Recording") );
 872                     else
 873                         vout_OSDMessage( p_intf, DEFAULT_CHAN, _("Recording done") );
 874                     var_SetBool( p_input, "record", b_record );
 875                 }
 876             }
 877         }
 878 cleanup_and_continue:
 879         if( p_aout )
 880             vlc_object_release( p_aout );
 881         if( p_vout )
 882             vlc_object_release( p_vout );
 883         if( p_input )
 884             vlc_object_release( p_input );
 885     }
 886
 887     /* dead code */
 888     abort();
 889     vlc_cleanup_pop();
 890 }
 891
 892 static int GetAction( intf_thread_t *p_intf )
 893 {
 894     intf_sys_t *p_sys = p_intf->p_sys;
 895     int i_ret;
 896
 897     vlc_mutex_lock( &p_sys->lock );
 898     mutex_cleanup_push( &p_sys->lock );
 899
 900     while( p_sys->i_size == 0 )
 901         vlc_cond_wait( &p_sys->wait, &p_sys->lock );
 902
 903     i_ret = p_sys->p_actions[ 0 ];
 904     p_sys->i_size--;
 905     for( int i = 0; i < p_sys->i_size; i++ )
 906         p_sys->p_actions[i] = p_sys->p_actions[i + 1];
 907
 908     vlc_cleanup_run();
 909     return i_ret;
 910 }
 911
 912 static int PutAction( intf_thread_t *p_intf, int i_action )
 913 {
 914     intf_sys_t *p_sys = p_intf->p_sys;
 915     int i_ret = VLC_EGENERIC;
 916
 917     vlc_mutex_lock( &p_sys->lock );
 918     if ( p_sys->i_size >= BUFFER_SIZE )
 919         msg_Warn( p_intf, "event buffer full, dropping key actions" );
 920     else
 921         p_sys->p_actions[p_sys->i_size++] = i_action;
 922
 923     vlc_cond_signal( &p_sys->wait );
 924     vlc_mutex_unlock( &p_sys->lock );
 925     return i_ret;
 926 }
 927
 928 /*****************************************************************************
 929  * SpecialKeyEvent: callback for mouse events
 930  *****************************************************************************/
 931 static int SpecialKeyEvent( vlc_object_t *libvlc, char const *psz_var,
 932                             vlc_value_t oldval, vlc_value_t newval,
 933                             void *p_data )
 934 {
 935     intf_thread_t *p_intf = (intf_thread_t *)p_data;
 936     int i_action = 0;
 937
 938     (void)psz_var;
 939     (void)oldval;
 940
 941     int i_mode = p_intf->p_sys->i_mousewheel_mode;
 942
 943     /* Special action for mouse event */
 944     /* FIXME: rework hotkeys handling to allow more than 1 event
 945      * to trigger one same action */
 946     switch (newval.i_int & ~KEY_MODIFIER)
 947     {
 948         case KEY_MOUSEWHEELUP:
 949             i_action = (i_mode == MOUSEWHEEL_VOLUME ) ? ACTIONID_VOL_UP
 950                                  : ACTIONID_JUMP_FORWARD_EXTRASHORT;
 951             break;
 952         case KEY_MOUSEWHEELDOWN:
 953             i_action = (i_mode == MOUSEWHEEL_VOLUME ) ? ACTIONID_VOL_DOWN
 954                                 : ACTIONID_JUMP_BACKWARD_EXTRASHORT;
 955             break;
 956         case KEY_MOUSEWHEELLEFT:
 957             i_action = (i_mode == MOUSEWHEEL_VOLUME ) ?
 958                         ACTIONID_JUMP_BACKWARD_EXTRASHORT : ACTIONID_VOL_DOWN;
 959             break;
 960         case KEY_MOUSEWHEELRIGHT:
 961             i_action = (i_mode == MOUSEWHEEL_VOLUME ) ?
 962                         ACTIONID_JUMP_FORWARD_EXTRASHORT : ACTIONID_VOL_UP;
 963             break;
 964         case KEY_MENU:
 965             var_SetBool( libvlc, "intf-popupmenu", true );
 966             break;
 967     }
 968
 969     if( i_mode == NO_MOUSEWHEEL ) return VLC_SUCCESS;
 970
 971     if( i_action )
 972         return PutAction( p_intf, i_action );
 973     return VLC_SUCCESS;
 974 }
 975
 976 /*****************************************************************************
 977  * ActionEvent: callback for hotkey actions
 978  *****************************************************************************/
 979 static int ActionEvent( vlc_object_t *libvlc, char const *psz_var,
 980                         vlc_value_t oldval, vlc_value_t newval, void *p_data )
 981 {
 982     intf_thread_t *p_intf = (intf_thread_t *)p_data;
 983
 984     (void)libvlc;
 985     (void)psz_var;
 986     (void)oldval;
 987
 988     return PutAction( p_intf, newval.i_int );
 989 }
 990
 991 static void PlayBookmark( intf_thread_t *p_intf, int i_num )
 992 {
 993     char *psz_bookmark_name;
 994     if( asprintf( &psz_bookmark_name, "bookmark%i", i_num ) == -1 )
 995         return;
 996
 997     playlist_t *p_playlist = pl_Hold( p_intf );
 998     char *psz_bookmark = var_CreateGetString( p_intf, psz_bookmark_name );
 999
1000     PL_LOCK;
1001     FOREACH_ARRAY( playlist_item_t *p_item, p_playlist->items )
1002         char *psz_uri = input_item_GetURI( p_item->p_input );
1003         if( !strcmp( psz_bookmark, psz_uri ) )
1004         {
1005             free( psz_uri );
1006             playlist_Control( p_playlist, PLAYLIST_VIEWPLAY, pl_Locked,
1007                               NULL, p_item );
1008             break;
1009         }
1010         else
1011             free( psz_uri );
1012     FOREACH_END();
1013     PL_UNLOCK;
1014
1015     free( psz_bookmark );
1016     free( psz_bookmark_name );
1017     pl_Release( p_intf );
1018 }
1019
1020 static void SetBookmark( intf_thread_t *p_intf, int i_num )
1021 {
1022     char *psz_bookmark_name;
1023     if( asprintf( &psz_bookmark_name, "bookmark%i", i_num ) == -1 )
1024         return;
1025
1026     playlist_t *p_playlist = pl_Hold( p_intf );
1027     var_Create( p_intf, psz_bookmark_name,
1028                 VLC_VAR_STRING|VLC_VAR_DOINHERIT );
1029     playlist_item_t * p_item = playlist_CurrentPlayingItem( p_playlist );
1030     if( p_item )
1031     {
1032         char *psz_uri = input_item_GetURI( p_item->p_input );
1033         config_PutPsz( p_intf, psz_bookmark_name, psz_uri);
1034         msg_Info( p_intf, "setting playlist bookmark %i to %s", i_num, psz_uri);
1035         free( psz_uri );
1036         config_SaveConfigFile( p_intf, "hotkeys" );
1037     }
1038
1039     pl_Release( p_intf );
1040     free( psz_bookmark_name );
1041 }
1042
1043 static void DisplayPosition( intf_thread_t *p_intf, vout_thread_t *p_vout,
1044                              input_thread_t *p_input )
1045 {
1046     char psz_duration[MSTRTIME_MAX_SIZE];
1047     char psz_time[MSTRTIME_MAX_SIZE];
1048     vlc_value_t time, pos;
1049     mtime_t i_seconds;
1050
1051     if( p_vout == NULL ) return;
1052
1053     ClearChannels( p_intf, p_vout );
1054
1055     var_Get( p_input, "time", &time );
1056     i_seconds = time.i_time / 1000000;
1057     secstotimestr ( psz_time, i_seconds );
1058
1059     var_Get( p_input, "length", &time );
1060     if( time.i_time > 0 )
1061     {
1062         secstotimestr( psz_duration, time.i_time / 1000000 );
1063         vout_OSDMessage( p_input, POSITION_TEXT_CHAN, "%s / %s",
1064                          psz_time, psz_duration );
1065     }
1066     else if( i_seconds > 0 )
1067     {
1068         vout_OSDMessage( p_input, POSITION_TEXT_CHAN, "%s", psz_time );
1069     }
1070
1071     if( var_GetBool( p_vout, "fullscreen" ) )
1072     {
1073         var_Get( p_input, "position", &pos );
1074         vout_OSDSlider( VLC_OBJECT( p_input ), POSITION_WIDGET_CHAN,
1075                         pos.f_float * 100, OSD_HOR_SLIDER );
1076     }
1077 }
1078
1079 static void DisplayVolume( intf_thread_t *p_intf, vout_thread_t *p_vout,
1080                            audio_volume_t i_vol )
1081 {
1082     if( p_vout == NULL )
1083     {
1084         return;
1085     }
1086     ClearChannels( p_intf, p_vout );
1087
1088     if( var_GetBool( p_vout, "fullscreen" ) )
1089     {
1090         vout_OSDSlider( VLC_OBJECT( p_vout ), VOLUME_WIDGET_CHAN,
1091             i_vol*100/AOUT_VOLUME_MAX, OSD_VERT_SLIDER );
1092     }
1093     else
1094     {
1095         vout_OSDMessage( p_vout, VOLUME_TEXT_CHAN, _( "Volume %d%%" ),
1096                          i_vol*400/AOUT_VOLUME_MAX );
1097     }
1098 }
1099
1100 static void ClearChannels( intf_thread_t *p_intf, vout_thread_t *p_vout )
1101 {
1102     int i;
1103
1104     if( p_vout )
1105     {
1106         spu_t *p_spu = vout_GetSpu( p_vout );
1107         spu_Control( p_spu, SPU_CHANNEL_CLEAR, DEFAULT_CHAN );
1108         for( i = 0; i < CHANNELS_NUMBER; i++ )
1109         {
1110             spu_Control( p_spu, SPU_CHANNEL_CLEAR,
1111                          p_intf->p_sys->p_channels[ i ] );
1112         }
1113     }
1114 }