git.sesse.net Git - vlc/blob - plugins/lirc/lirc.c

   1 /*****************************************************************************
   2  * lirc.c : lirc plugin for vlc
   3  *****************************************************************************
   4  * Copyright (C) 2002 VideoLAN
   5  * $Id: lirc.c,v 1.11 2002/06/01 12:31:59 sam 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
  36 #include <lirc/lirc_client.h>
  37
  38 /*****************************************************************************
  39  * intf_sys_t: description and status of FB interface
  40  *****************************************************************************/
  41 struct intf_sys_s
  42 {
  43     struct lirc_config *config;
  44     vlc_mutex_t         change_lock;
  45 };
  46
  47 /*****************************************************************************
  48  * Local prototypes.
  49  *****************************************************************************/
  50 static void intf_getfunctions( function_list_t * p_function_list );
  51
  52 static int  intf_Open      ( intf_thread_t *p_intf );
  53 static void intf_Close     ( intf_thread_t *p_intf );
  54 static void intf_Run       ( intf_thread_t *p_intf );
  55
  56 /*****************************************************************************
  57  * Build configuration tree.
  58  *****************************************************************************/
  59 MODULE_CONFIG_START
  60
  61 MODULE_CONFIG_STOP
  62
  63 MODULE_INIT_START
  64     SET_DESCRIPTION( _("infrared remote control module") )
  65     ADD_CAPABILITY( INTF, 8 )
  66 MODULE_INIT_STOP
  67
  68 MODULE_ACTIVATE_START
  69     intf_getfunctions( &p_module->p_functions->intf );
  70 MODULE_ACTIVATE_STOP
  71
  72 MODULE_DEACTIVATE_START
  73 MODULE_DEACTIVATE_STOP
  74
  75 /*****************************************************************************
  76  * Functions exported as capabilities. They are declared as static so that
  77  * we don't pollute the namespace too much.
  78  *****************************************************************************/
  79 static void intf_getfunctions( function_list_t * p_function_list )
  80 {
  81     p_function_list->functions.intf.pf_open  = intf_Open;
  82     p_function_list->functions.intf.pf_close = intf_Close;
  83     p_function_list->functions.intf.pf_run   = intf_Run;
  84 }
  85
  86 /*****************************************************************************
  87  * intf_Open: initialize dummy interface
  88  *****************************************************************************/
  89 static int intf_Open( intf_thread_t *p_intf )
  90 {
  91     int i_fd;
  92
  93     /* Allocate instance and initialize some members */
  94     p_intf->p_sys = malloc( sizeof( intf_sys_t ) );
  95     if( p_intf->p_sys == NULL )
  96     {
  97         msg_Err( p_intf, "out of memory" );
  98         return 1;
  99     }
 100
 101     i_fd = lirc_init( "vlc", 1 );
 102     if( i_fd == -1 )
 103     {
 104         msg_Err( p_intf, "lirc_init failed" );
 105         free( p_intf->p_sys );
 106         return 1;
 107     }
 108
 109     /* We want polling */
 110     fcntl( i_fd, F_SETFL, fcntl( i_fd, F_GETFL ) | O_NONBLOCK );
 111
 112     if( lirc_readconfig( NULL, &p_intf->p_sys->config, NULL ) != 0 )
 113     {
 114         msg_Err( p_intf, "lirc_readconfig failed" );
 115         lirc_deinit();
 116         free( p_intf->p_sys );
 117         return 1;
 118     }
 119
 120     return 0;
 121 }
 122
 123 /*****************************************************************************
 124  * intf_Close: destroy dummy interface
 125  *****************************************************************************/
 126 static void intf_Close( intf_thread_t *p_intf )
 127 {
 128     /* Destroy structure */
 129     lirc_freeconfig( p_intf->p_sys->config );
 130     lirc_deinit();
 131     free( p_intf->p_sys );
 132 }
 133
 134 /*****************************************************************************
 135  * intf_Run: main loop
 136  *****************************************************************************/
 137 static void intf_Run( intf_thread_t *p_intf )
 138 {
 139     char *code;
 140     char *c;
 141
 142     /* Manage core vlc functions through the callback */
 143     p_intf->pf_manage( p_intf );
 144
 145     while( !p_intf->p_vlc->b_die )
 146     {
 147         /* Manage core vlc functions through the callback */
 148         p_intf->pf_manage( p_intf );
 149         msleep( INTF_IDLE_SLEEP );
 150
 151         /* We poll the lircsocket */
 152         if( lirc_nextcode(&code) != 0 )
 153         {
 154             break;
 155         }
 156
 157         if( code == NULL )
 158         {
 159             continue;
 160         }
 161
 162         while( !p_intf->p_vlc->b_die
 163                 && lirc_code2char( p_intf->p_sys->config, code, &c ) == 0
 164                 && c != NULL )
 165         {
 166             if( !strcmp( c, "QUIT" ) )
 167             {
 168                 p_intf->p_vlc->b_die = 1;
 169                 continue;
 170             }
 171
 172             if( !strcmp( c, "FULLSCREEN" ) )
 173             {
 174                 vlc_mutex_lock( &p_intf->p_vlc->p_vout_bank->lock );
 175                 /* XXX: only fullscreen the first video output */
 176                 if( p_intf->p_vlc->p_vout_bank->i_count )
 177                 {
 178                     p_intf->p_vlc->p_vout_bank->pp_vout[0]->i_changes
 179                         |= VOUT_FULLSCREEN_CHANGE;
 180                 }
 181                 vlc_mutex_unlock( &p_intf->p_vlc->p_vout_bank->lock );
 182                 continue;
 183             }
 184
 185             vlc_mutex_lock( &p_intf->p_vlc->p_input_bank->lock );
 186
 187             if( !strcmp( c, "PLAY" ) )
 188             {
 189                 if( p_intf->p_vlc->p_input_bank->pp_input[0] != NULL )
 190                 {
 191                     input_SetStatus( p_intf->p_vlc->p_input_bank->pp_input[0],
 192                                      INPUT_STATUS_PLAY );
 193                     p_intf->p_vlc->p_playlist->b_stopped = 0;
 194                 }
 195                 else
 196                 {
 197                     vlc_mutex_lock( &p_intf->p_vlc->p_playlist->change_lock );
 198
 199                     if( p_intf->p_vlc->p_playlist->b_stopped
 200                          && p_intf->p_vlc->p_playlist->i_size )
 201                     {
 202                         vlc_mutex_unlock( &p_intf->p_vlc->p_playlist->change_lock );
 203                         intf_PlaylistJumpto( p_intf->p_vlc->p_playlist,
 204                                              p_intf->p_vlc->p_playlist->i_index );
 205                     }
 206                     else
 207                     {
 208                         vlc_mutex_unlock( &p_intf->p_vlc->p_playlist->change_lock );
 209                     }
 210                 }
 211             }
 212             else if( p_intf->p_vlc->p_input_bank->pp_input[0] != NULL )
 213             {
 214                 if( !strcmp( c, "PAUSE" ) )
 215                 {
 216                     input_SetStatus( p_intf->p_vlc->p_input_bank->pp_input[0],
 217                                      INPUT_STATUS_PAUSE );
 218
 219                     vlc_mutex_lock( &p_intf->p_vlc->p_playlist->change_lock );
 220                     p_intf->p_vlc->p_playlist->b_stopped = 0;
 221                     vlc_mutex_unlock( &p_intf->p_vlc->p_playlist->change_lock );
 222                 }
 223                 else if( !strcmp( c, "NEXT" ) )
 224                 {
 225                     p_intf->p_vlc->p_input_bank->pp_input[0]->b_eof = 1;
 226                 }
 227                 else if( !strcmp( c, "LAST" ) )
 228                 {
 229                     /* FIXME: temporary hack */
 230                     intf_PlaylistPrev( p_intf->p_vlc->p_playlist );
 231                     intf_PlaylistPrev( p_intf->p_vlc->p_playlist );
 232                     p_intf->p_vlc->p_input_bank->pp_input[0]->b_eof = 1;
 233                 }
 234                 else if( !strcmp( c, "STOP" ) )
 235                 {
 236                     /* end playing item */
 237                     p_intf->p_vlc->p_input_bank->pp_input[0]->b_eof = 1;
 238
 239                     /* update playlist */
 240                     vlc_mutex_lock( &p_intf->p_vlc->p_playlist->change_lock );
 241
 242                     p_intf->p_vlc->p_playlist->i_index--;
 243                     p_intf->p_vlc->p_playlist->b_stopped = 1;
 244
 245                     vlc_mutex_unlock( &p_intf->p_vlc->p_playlist->change_lock );
 246                 }
 247                 else if( !strcmp( c, "FAST" ) )
 248                 {
 249                     input_SetStatus( p_intf->p_vlc->p_input_bank->pp_input[0],
 250                                      INPUT_STATUS_FASTER );
 251
 252                     vlc_mutex_lock( &p_intf->p_vlc->p_playlist->change_lock );
 253                     p_intf->p_vlc->p_playlist->b_stopped = 0;
 254                     vlc_mutex_unlock( &p_intf->p_vlc->p_playlist->change_lock );
 255                 }
 256                 else if( !strcmp( c, "SLOW" ) )
 257                 {
 258                     input_SetStatus( p_intf->p_vlc->p_input_bank->pp_input[0],
 259                                      INPUT_STATUS_SLOWER );
 260
 261                     vlc_mutex_lock( &p_intf->p_vlc->p_playlist->change_lock );
 262                     p_intf->p_vlc->p_playlist->b_stopped = 0;
 263                     vlc_mutex_unlock( &p_intf->p_vlc->p_playlist->change_lock );
 264                 }
 265             }
 266
 267             vlc_mutex_unlock( &p_intf->p_vlc->p_input_bank->lock );
 268         }
 269
 270         free( code );
 271     }
 272 }
 273