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

   1 /*****************************************************************************
   2  * lirc.c : lirc plugin for vlc
   3  *****************************************************************************
   4  * Copyright (C) 2002 VideoLAN
   5  * $Id: lirc.c,v 1.4 2003/02/16 10:25:57 sigmunau Exp $
   6  *
   7  * Authors: Sigmund Augdal <sigmunau@idi.ntnu.no>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
  22  *****************************************************************************/
  23
  24 /*****************************************************************************
  25  * Preamble
  26  *****************************************************************************/
  27 #include <stdlib.h>                                      /* malloc(), free() */
  28 #include <string.h>
  29
  30 #include <fcntl.h>
  31
  32 #include <vlc/vlc.h>
  33 #include <vlc/intf.h>
  34 #include <vlc/vout.h>
  35 #include <vlc/aout.h>
  36
  37 #include <lirc/lirc_client.h>
  38
  39 /*****************************************************************************
  40  * intf_sys_t: description and status of FB interface
  41  *****************************************************************************/
  42 struct intf_sys_t
  43 {
  44     struct lirc_config *config;
  45     vlc_mutex_t         change_lock;
  46
  47     input_thread_t *    p_input;
  48 };
  49
  50 /*****************************************************************************
  51  * Local prototypes
  52  *****************************************************************************/
  53 static int  Open    ( vlc_object_t * );
  54 static void Close   ( vlc_object_t * );
  55 static void Run     ( intf_thread_t * );
  56
  57 /*****************************************************************************
  58  * Module descriptor
  59  *****************************************************************************/
  60 vlc_module_begin();
  61     set_description( _("infrared remote control module") );
  62     set_capability( "interface", 0 );
  63     set_callbacks( Open, Close );
  64 vlc_module_end();
  65
  66 /*****************************************************************************
  67  * Open: initialize interface
  68  *****************************************************************************/
  69 static int Open( vlc_object_t *p_this )
  70 {
  71     intf_thread_t *p_intf = (intf_thread_t *)p_this;
  72     int i_fd;
  73
  74     /* Allocate instance and initialize some members */
  75     p_intf->p_sys = malloc( sizeof( intf_sys_t ) );
  76     if( p_intf->p_sys == NULL )
  77     {
  78         msg_Err( p_intf, "out of memory" );
  79         return 1;
  80     }
  81
  82     p_intf->pf_run = Run;
  83
  84     i_fd = lirc_init( "vlc", 1 );
  85     if( i_fd == -1 )
  86     {
  87         msg_Err( p_intf, "lirc_init failed" );
  88         free( p_intf->p_sys );
  89         return 1;
  90     }
  91
  92     /* We want polling */
  93     fcntl( i_fd, F_SETFL, fcntl( i_fd, F_GETFL ) | O_NONBLOCK );
  94
  95     if( lirc_readconfig( NULL, &p_intf->p_sys->config, NULL ) != 0 )
  96     {
  97         msg_Err( p_intf, "lirc_readconfig failed" );
  98         lirc_deinit();
  99         free( p_intf->p_sys );
 100         return 1;
 101     }
 102
 103     p_intf->p_sys->p_input = NULL;
 104
 105     return 0;
 106 }
 107
 108 /*****************************************************************************
 109  * Close: destroy interface
 110  *****************************************************************************/
 111 static void Close( vlc_object_t *p_this )
 112 {
 113     intf_thread_t *p_intf = (intf_thread_t *)p_this;
 114
 115     if( p_intf->p_sys->p_input )
 116     {
 117         vlc_object_release( p_intf->p_sys->p_input );
 118     }
 119
 120     /* Destroy structure */
 121     lirc_freeconfig( p_intf->p_sys->config );
 122     lirc_deinit();
 123     free( p_intf->p_sys );
 124 }
 125
 126 /*****************************************************************************
 127  * Run: main loop
 128  *****************************************************************************/
 129 static void Run( intf_thread_t *p_intf )
 130 {
 131     char *code, *c;
 132     playlist_t *p_playlist;
 133     input_thread_t *p_input;
 134
 135     while( !p_intf->b_die )
 136     {
 137         /* Sleep a bit */
 138         msleep( INTF_IDLE_SLEEP );
 139
 140         /* Update the input */
 141         if( p_intf->p_sys->p_input == NULL )
 142         {
 143             p_intf->p_sys->p_input = vlc_object_find( p_intf, VLC_OBJECT_INPUT,
 144                                                               FIND_ANYWHERE );
 145         }
 146         else if( p_intf->p_sys->p_input->b_dead )
 147         {
 148             vlc_object_release( p_intf->p_sys->p_input );
 149             p_intf->p_sys->p_input = NULL;
 150         }
 151         p_input = p_intf->p_sys->p_input;
 152
 153         /* We poll the lircsocket */
 154         if( lirc_nextcode(&code) != 0 )
 155         {
 156             break;
 157         }
 158
 159         if( code == NULL )
 160         {
 161             continue;
 162         }
 163
 164         while( !p_intf->b_die
 165                 && lirc_code2char( p_intf->p_sys->config, code, &c ) == 0
 166                 && c != NULL )
 167         {
 168             if( !strcmp( c, "QUIT" ) )
 169             {
 170                 p_intf->p_vlc->b_die = VLC_TRUE;
 171                 continue;
 172             }
 173             if( !strcmp( c, "VOL_UP" ) )
 174             {
 175                 aout_VolumeUp( p_intf, 1, NULL );
 176             }
 177             if( !strcmp( c, "VOL_DOWN" ) )
 178             {
 179                 aout_VolumeDown( p_intf, 1, NULL );
 180             }
 181             if( !strcmp( c, "FULLSCREEN" ) )
 182             {
 183                 vout_thread_t *p_vout;
 184                 p_vout = vlc_object_find( p_intf->p_sys->p_input,
 185                                           VLC_OBJECT_VOUT, FIND_CHILD );
 186                 if( p_vout )
 187                 {
 188                     p_vout->i_changes |= VOUT_FULLSCREEN_CHANGE;
 189                     vlc_object_release( p_vout );
 190                 }
 191                 continue;
 192             }
 193             if( !strcmp( c, "ACTIVATE" ) )
 194             {
 195                 vout_thread_t *p_vout;
 196                 p_vout = vlc_object_find( p_intf->p_sys->p_input,
 197                                           VLC_OBJECT_VOUT, FIND_CHILD );
 198                 if( p_vout )
 199                 {
 200                     vlc_value_t val;
 201                     val.psz_string = "ENTER";
 202                     if (var_Set( p_vout, "key-pressed", val ) != VLC_SUCCESS)
 203                     {
 204                         msg_Warn( p_intf, "key-press failed" );
 205                     }
 206                     vlc_object_release( p_vout );
 207                 }
 208                 continue;
 209             }
 210
 211             if( !strcmp( c, "LEFT" ) )
 212             {
 213                 vout_thread_t *p_vout;
 214                 p_vout = vlc_object_find( p_intf->p_sys->p_input,
 215                                           VLC_OBJECT_VOUT, FIND_CHILD );
 216                 if( p_vout )
 217                 {
 218                     vlc_value_t val;
 219                     val.psz_string = "LEFT";
 220                     if (var_Set( p_vout, "key-pressed", val ) != VLC_SUCCESS)
 221                     {
 222                         msg_Warn( p_intf, "key-press failed" );
 223                     }
 224                     vlc_object_release( p_vout );
 225                 }
 226                 continue;
 227             }
 228
 229             if( !strcmp( c, "RIGHT" ) )
 230             {
 231                 vout_thread_t *p_vout;
 232                 p_vout = vlc_object_find( p_intf->p_sys->p_input,
 233                                           VLC_OBJECT_VOUT, FIND_CHILD );
 234                 if( p_vout )
 235                 {
 236                     vlc_value_t val;
 237                     val.psz_string = "RIGHT";
 238                     if (var_Set( p_vout, "key-pressed", val ) != VLC_SUCCESS)
 239                     {
 240                         msg_Warn( p_intf, "key-press failed" );
 241                     }
 242                     vlc_object_release( p_vout );
 243                 }
 244                 continue;
 245             }
 246
 247             if( !strcmp( c, "UP" ) )
 248             {
 249                 vout_thread_t *p_vout;
 250                 p_vout = vlc_object_find( p_intf->p_sys->p_input,
 251                                           VLC_OBJECT_VOUT, FIND_CHILD );
 252                 if( p_vout )
 253                 {
 254                     vlc_value_t val;
 255                     val.psz_string = "UP";
 256                     if (var_Set( p_vout, "key-pressed", val ) != VLC_SUCCESS)
 257                     {
 258                         msg_Warn( p_intf, "key-press failed" );
 259                     }
 260                     vlc_object_release( p_vout );
 261                 }
 262                 continue;
 263             }
 264
 265             if( !strcmp( c, "DOWN" ) )
 266             {
 267                 vout_thread_t *p_vout;
 268                 p_vout = vlc_object_find( p_intf->p_sys->p_input,
 269                                           VLC_OBJECT_VOUT, FIND_CHILD );
 270                 if( p_vout )
 271                 {
 272                     vlc_value_t val;
 273                     val.psz_string = "DOWN";
 274                     if (var_Set( p_vout, "key-pressed", val ) != VLC_SUCCESS)
 275                     {
 276                         msg_Warn( p_intf, "key-press failed" );
 277                     }
 278                     vlc_object_release( p_vout );
 279                 }
 280                 continue;
 281             }
 282
 283             if( !strcmp( c, "PLAY" ) )
 284             {
 285                 p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 286                                                       FIND_ANYWHERE );
 287                 if( p_playlist )
 288                 {
 289                     vlc_mutex_lock( &p_playlist->object_lock );
 290                     if( p_playlist->i_size )
 291                     {
 292                         vlc_mutex_unlock( &p_playlist->object_lock );
 293                         playlist_Play( p_playlist );
 294                         vlc_object_release( p_playlist );
 295                     }
 296                 }
 297             }
 298             if( !strcmp( c, "PLAYPAUSE" ) )
 299             {
 300                 if( p_input &&
 301                     p_input->stream.control.i_status != PAUSE_S )
 302                 {
 303                     input_SetStatus( p_input, INPUT_STATUS_PAUSE );
 304                 }
 305                 else
 306                 {
 307                     p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 308                                                   FIND_ANYWHERE );
 309                     if( p_playlist )
 310                     {
 311                         vlc_mutex_lock( &p_playlist->object_lock );
 312                         if( p_playlist->i_size )
 313                         {
 314                             vlc_mutex_unlock( &p_playlist->object_lock );
 315                             playlist_Play( p_playlist );
 316                             vlc_object_release( p_playlist );
 317                         }
 318                     }
 319                 }
 320             }
 321             else if( p_input )
 322             {
 323                 if( !strcmp( c, "PAUSE" ) )
 324                 {
 325                     input_SetStatus( p_input, INPUT_STATUS_PAUSE );
 326                 }
 327                 else if( !strcmp( c, "NEXT" ) )
 328                 {
 329                     p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 330                                                           FIND_ANYWHERE );
 331                     if( p_playlist )
 332                     {
 333                         playlist_Next( p_playlist );
 334                         vlc_object_release( p_playlist );
 335                     }
 336                 }
 337                 else if( !strcmp( c, "PREV" ) )
 338                 {
 339                     p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 340                                                           FIND_ANYWHERE );
 341                     if( p_playlist )
 342                     {
 343                         playlist_Prev( p_playlist );
 344                         vlc_object_release( p_playlist );
 345                     }
 346                 }
 347                 else if( !strcmp( c, "STOP" ) )
 348                 {
 349                     p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 350                                                           FIND_ANYWHERE );
 351                     if( p_playlist )
 352                     {
 353                         playlist_Stop( p_playlist );
 354                         vlc_object_release( p_playlist );
 355                     }
 356                 }
 357                 else if( !strcmp( c, "FAST" ) )
 358                 {
 359                     input_SetStatus( p_input, INPUT_STATUS_FASTER );
 360                 }
 361                 else if( !strcmp( c, "SLOW" ) )
 362                 {
 363                     input_SetStatus( p_input, INPUT_STATUS_SLOWER );
 364                 }
 365             }
 366         }
 367
 368         free( code );
 369     }
 370 }
 371