static int LoopInput( playlist_t *p_playlist ) { playlist_private_t *p_sys = pl_priv(p_playlist); input_thread_t *p_input = p_sys->p_input; if( !p_input ) return VLC_EGENERIC; if( ( p_sys->request.b_request || !vlc_object_alive( p_playlist ) ) && !p_input->b_die ) { PL_DEBUG( "incoming request - stopping current input" ); input_Stop( p_input, true ); } /* This input is dead. Remove it ! */ if( p_input->b_dead ) { PL_DEBUG( "dead input" ); PL_UNLOCK; /* We can unlock as we return VLC_EGENERIC (no event will be lost) */ /* input_resource_t must be manipulated without playlist lock */ if( !var_CreateGetBool( p_input, "sout-keep" ) ) input_resource_TerminateSout( p_sys->p_input_resource ); /* The DelCallback must be issued without playlist lock */ var_DelCallback( p_input, "intf-event", InputEvent, p_playlist ); PL_LOCK; p_sys->p_input = NULL; input_Close( p_input ); UpdateActivity( p_playlist, -DEFAULT_INPUT_ACTIVITY ); return VLC_EGENERIC; } /* This input is dying, let it do */ else if( p_input->b_die ) { PL_DEBUG( "dying input" ); } /* This input has finished, ask it to die ! */ else if( p_input->b_error || p_input->b_eof ) { PL_DEBUG( "finished input" ); input_Stop( p_input, false ); } return VLC_SUCCESS; }
/** * Add an input item to the playlist node * * \param p_playlist the playlist to add into * \param p_input the input item to add * \param i_mode the mode used when adding * \param i_pos the position in the playlist where to add. If this is * PLAYLIST_END the item will be added at the end of the playlist * regardless of its size * \param b_playlist TRUE for playlist, FALSE for media library * \param b_locked TRUE if the playlist is locked * \return VLC_SUCCESS or VLC_ENOMEM or VLC_EGENERIC */ int playlist_AddInput( playlist_t* p_playlist, input_item_t *p_input, int i_mode, int i_pos, bool b_playlist, bool b_locked ) { playlist_item_t *p_item; if( !pl_priv(p_playlist)->b_doing_ml ) PL_DEBUG( "adding item `%s' ( %s )", p_input->psz_name, p_input->psz_uri ); PL_LOCK_IF( !b_locked ); p_item = playlist_ItemNewFromInput( p_playlist, p_input ); if( p_item == NULL ) { PL_UNLOCK_IF( !b_locked ); return VLC_ENOMEM; } AddItem( p_playlist, p_item, b_playlist ? p_playlist->p_playing : p_playlist->p_media_library , i_mode, i_pos ); GoAndPreparse( p_playlist, i_mode, p_item ); PL_UNLOCK_IF( !b_locked ); return VLC_SUCCESS; }
/** * Synchronise the current index of the playlist * to match the index of the current item. * * \param p_playlist the playlist structure * \param p_cur the current playlist item * \return nothing */ static void ResyncCurrentIndex( playlist_t *p_playlist, playlist_item_t *p_cur ) { PL_ASSERT_LOCKED; PL_DEBUG( "resyncing on %s", PLI_NAME( p_cur ) ); /* Simply resync index */ int i; p_playlist->i_current_index = -1; for( i = 0 ; i< p_playlist->current.i_size; i++ ) { if( ARRAY_VAL( p_playlist->current, i ) == p_cur ) { p_playlist->i_current_index = i; break; } } PL_DEBUG( "%s is at %i", PLI_NAME( p_cur ), p_playlist->i_current_index ); }
static void ResetCurrentlyPlaying( playlist_t *p_playlist, playlist_item_t *p_cur ) { playlist_private_t *p_sys = pl_priv(p_playlist); stats_TimerStart( p_playlist, "Items array build", STATS_TIMER_PLAYLIST_BUILD ); PL_DEBUG( "rebuilding array of current - root %s", PLI_NAME( p_sys->status.p_node ) ); ARRAY_RESET( p_playlist->current ); p_playlist->i_current_index = -1; for( playlist_item_t *p_next = NULL; ; ) { /** FIXME: this is *slow* */ p_next = playlist_GetNextLeaf( p_playlist, p_sys->status.p_node, p_next, true, false ); if( !p_next ) break; if( p_next == p_cur ) p_playlist->i_current_index = p_playlist->current.i_size; ARRAY_APPEND( p_playlist->current, p_next); } PL_DEBUG("rebuild done - %i items, index %i", p_playlist->current.i_size, p_playlist->i_current_index); if( var_GetBool( p_playlist, "random" ) && ( p_playlist->current.i_size > 0 ) ) { /* Shuffle the array */ for( unsigned j = p_playlist->current.i_size - 1; j > 0; j-- ) { unsigned i = vlc_lrand48() % (j+1); /* between 0 and j */ playlist_item_t *p_tmp; /* swap the two items */ p_tmp = ARRAY_VAL(p_playlist->current, i); ARRAY_VAL(p_playlist->current,i) = ARRAY_VAL(p_playlist->current,j); ARRAY_VAL(p_playlist->current,j) = p_tmp; } } p_sys->b_reset_currently_playing = false; stats_TimerStop( p_playlist, STATS_TIMER_PLAYLIST_BUILD ); }
static void LoopInput( playlist_t *p_playlist ) { playlist_private_t *p_sys = pl_priv(p_playlist); input_thread_t *p_input = p_sys->p_input; assert( p_input != NULL ); if( p_sys->request.b_request || p_sys->killed ) { PL_DEBUG( "incoming request - stopping current input" ); input_Stop( p_input, true ); } #warning Unsynchronized access to *p_input flags... /* This input is dead. Remove it ! */ if( p_input->b_dead ) { p_sys->p_input = NULL; PL_DEBUG( "dead input" ); PL_UNLOCK; var_SetAddress( p_playlist, "input-current", NULL ); /* WARNING: Input resource manipulation and callback deletion are * incompatible with the playlist lock. */ if( !var_InheritBool( p_input, "sout-keep" ) ) input_resource_TerminateSout( p_sys->p_input_resource ); var_DelCallback( p_input, "intf-event", InputEvent, p_playlist ); input_Close( p_input ); var_TriggerCallback( p_playlist, "activity" ); PL_LOCK; return; } /* This input has finished, ask it to die ! */ else if( p_input->b_error || p_input->b_eof ) { PL_DEBUG( "finished input" ); input_Stop( p_input, false ); } vlc_cond_wait( &p_sys->signal, &p_sys->lock ); }
/** * Start the input for an item * * \param p_playlist the playlist object * \param p_item the item to play * \return nothing */ static void PlayItem( playlist_t *p_playlist, playlist_item_t *p_item ) { playlist_private_t *p_sys = pl_priv(p_playlist); input_item_t *p_input = p_item->p_input; PL_ASSERT_LOCKED; msg_Dbg( p_playlist, "creating new input thread" ); p_item->i_nb_played++; set_current_status_item( p_playlist, p_item ); p_sys->status.i_status = PLAYLIST_RUNNING; assert( p_sys->p_input == NULL ); PL_UNLOCK; input_thread_t *p_input_thread = input_Create( p_playlist, p_input, NULL, p_sys->p_input_resource ); if( likely(p_input_thread != NULL) ) { var_AddCallback( p_input_thread, "intf-event", InputEvent, p_playlist ); if( input_Start( p_input_thread ) ) { var_DelCallback( p_input_thread, "intf-event", InputEvent, p_playlist ); vlc_object_release( p_input_thread ); p_input_thread = NULL; } } var_SetAddress( p_playlist, "input-current", p_input_thread ); /* TODO store art policy in playlist private data */ char *psz_arturl = input_item_GetArtURL( p_input ); /* p_input->p_meta should not be null after a successful CreateThread */ bool b_has_art = !EMPTY_STR( psz_arturl ); if( !b_has_art || strncmp( psz_arturl, "attachment://", 13 ) ) { PL_DEBUG( "requesting art for new input thread" ); libvlc_ArtRequest( p_playlist->p_libvlc, p_input, META_REQUEST_OPTION_NONE ); } free( psz_arturl ); var_TriggerCallback( p_playlist, "activity" ); PL_LOCK; p_sys->p_input = p_input_thread; }
static void LoopInput( playlist_t *p_playlist ) { playlist_private_t *p_sys = pl_priv(p_playlist); input_thread_t *p_input = p_sys->p_input; assert( p_input != NULL ); if( p_sys->request.b_request || p_sys->killed ) { PL_DEBUG( "incoming request - stopping current input" ); input_Stop( p_input ); } switch( var_GetInteger( p_input, "state" ) ) { case END_S: case ERROR_S: /* This input is dead. Remove it ! */ p_sys->p_input = NULL; PL_DEBUG( "dead input" ); PL_UNLOCK; var_SetAddress( p_playlist, "input-current", NULL ); /* WARNING: Input resource manipulation and callback deletion are * incompatible with the playlist lock. */ if( !var_InheritBool( p_input, "sout-keep" ) ) input_resource_TerminateSout( p_sys->p_input_resource ); var_DelCallback( p_input, "intf-event", InputEvent, p_playlist ); input_Close( p_input ); PL_LOCK; break; default: vlc_cond_wait( &p_sys->signal, &p_sys->lock ); } }
/** * Add an input item to the playlist node * * \param p_playlist the playlist to add into * \param p_input the input item to add * \param i_mode the mode used when adding * \param i_pos the position in the playlist where to add. If this is * PLAYLIST_END the item will be added at the end of the playlist * regardless of its size * \param b_playlist TRUE for playlist, FALSE for media library * \param b_locked TRUE if the playlist is locked * \return VLC_SUCCESS or VLC_ENOMEM or VLC_EGENERIC */ int playlist_AddInput( playlist_t* p_playlist, input_item_t *p_input, int i_mode, int i_pos, bool b_playlist, bool b_locked ) { playlist_item_t *p_item; /* FIXME: use b_killed instead: */ if( !vlc_object_alive(p_playlist) ) return VLC_EGENERIC; if( !pl_priv(p_playlist)->b_doing_ml ) PL_DEBUG( "adding item `%s' ( %s )", p_input->psz_name, p_input->psz_uri ); PL_LOCK_IF( !b_locked ); p_item = playlist_ItemNewFromInput( p_playlist, p_input ); if( p_item == NULL ) return VLC_ENOMEM; AddItem( p_playlist, p_item, b_playlist ? p_playlist->p_playing : p_playlist->p_media_library , i_mode, i_pos ); GoAndPreparse( p_playlist, i_mode, p_item ); PL_UNLOCK_IF( !b_locked ); return VLC_SUCCESS; }
/** * Compute the next playlist item depending on * the playlist course mode (forward, backward, random, view,...). * * \param p_playlist the playlist object * \return nothing */ static playlist_item_t *NextItem( playlist_t *p_playlist ) { playlist_private_t *p_sys = pl_priv(p_playlist); playlist_item_t *p_new = NULL; /* Handle quickly a few special cases */ /* No items to play */ if( p_playlist->items.i_size == 0 ) { msg_Info( p_playlist, "playlist is empty" ); return NULL; } /* Start the real work */ if( p_sys->request.b_request ) { p_new = p_sys->request.p_item; int i_skip = p_sys->request.i_skip; PL_DEBUG( "processing request item: %s, node: %s, skip: %i", PLI_NAME( p_sys->request.p_item ), PLI_NAME( p_sys->request.p_node ), i_skip ); if( p_sys->request.p_node && p_sys->request.p_node != get_current_status_node( p_playlist ) ) { set_current_status_node( p_playlist, p_sys->request.p_node ); p_sys->request.p_node = NULL; p_sys->b_reset_currently_playing = true; } /* If we are asked for a node, go to it's first child */ if( i_skip == 0 && ( p_new == NULL || p_new->i_children != -1 ) ) { i_skip++; if( p_new != NULL ) { p_new = playlist_GetNextLeaf( p_playlist, p_new, NULL, true, false ); for( int i = 0; i < p_playlist->current.i_size; i++ ) { if( p_new == ARRAY_VAL( p_playlist->current, i ) ) { p_playlist->i_current_index = i; i_skip = 0; } } } } if( p_sys->b_reset_currently_playing ) /* A bit too bad to reset twice ... */ ResetCurrentlyPlaying( p_playlist, p_new ); else if( p_new ) ResyncCurrentIndex( p_playlist, p_new ); else p_playlist->i_current_index = -1; if( p_playlist->current.i_size && (i_skip > 0) ) { if( p_playlist->i_current_index < -1 ) p_playlist->i_current_index = -1; for( int i = i_skip; i > 0 ; i-- ) { p_playlist->i_current_index++; if( p_playlist->i_current_index >= p_playlist->current.i_size ) { PL_DEBUG( "looping - restarting at beginning of node" ); p_playlist->i_current_index = 0; } } p_new = ARRAY_VAL( p_playlist->current, p_playlist->i_current_index ); } else if( p_playlist->current.i_size && (i_skip < 0) ) { for( int i = i_skip; i < 0 ; i++ ) { p_playlist->i_current_index--; if( p_playlist->i_current_index <= -1 ) { PL_DEBUG( "looping - restarting at end of node" ); p_playlist->i_current_index = p_playlist->current.i_size-1; } } p_new = ARRAY_VAL( p_playlist->current, p_playlist->i_current_index ); } /* Clear the request */ p_sys->request.b_request = false; } /* "Automatic" item change ( next ) */ else { bool b_loop = var_GetBool( p_playlist, "loop" ); bool b_repeat = var_GetBool( p_playlist, "repeat" ); bool b_playstop = var_GetBool( p_playlist, "play-and-stop" ); /* Repeat and play/stop */ if( b_repeat && get_current_status_item( p_playlist ) ) { msg_Dbg( p_playlist,"repeating item" ); return get_current_status_item( p_playlist ); } if( b_playstop ) { msg_Dbg( p_playlist,"stopping (play and stop)" ); return NULL; } /* */ if( get_current_status_item( p_playlist ) ) { playlist_item_t *p_parent = get_current_status_item( p_playlist ); while( p_parent ) { if( p_parent->i_flags & PLAYLIST_SKIP_FLAG ) { msg_Dbg( p_playlist, "blocking item, stopping") ; return NULL; } p_parent = p_parent->p_parent; } } PL_DEBUG( "changing item without a request (current %i/%i)", p_playlist->i_current_index, p_playlist->current.i_size ); /* Cant go to next from current item */ if( get_current_status_item( p_playlist ) && get_current_status_item( p_playlist )->i_flags & PLAYLIST_SKIP_FLAG ) return NULL; if( p_sys->b_reset_currently_playing ) ResetCurrentlyPlaying( p_playlist, get_current_status_item( p_playlist ) ); p_playlist->i_current_index++; assert( p_playlist->i_current_index <= p_playlist->current.i_size ); if( p_playlist->i_current_index == p_playlist->current.i_size ) { if( !b_loop || p_playlist->current.i_size == 0 ) return NULL; p_playlist->i_current_index = 0; } PL_DEBUG( "using item %i", p_playlist->i_current_index ); if ( p_playlist->current.i_size == 0 ) return NULL; p_new = ARRAY_VAL( p_playlist->current, p_playlist->i_current_index ); /* The new item can't be autoselected */ if( p_new != NULL && p_new->i_flags & PLAYLIST_SKIP_FLAG ) return NULL; } return p_new; }
/** * Start the input for an item * * \param p_playlist the playlist object * \param p_item the item to play * \return nothing */ static int PlayItem( playlist_t *p_playlist, playlist_item_t *p_item ) { playlist_private_t *p_sys = pl_priv(p_playlist); input_item_t *p_input = p_item->p_input; PL_ASSERT_LOCKED; msg_Dbg( p_playlist, "creating new input thread" ); p_input->i_nb_played++; set_current_status_item( p_playlist, p_item ); p_sys->status.i_status = PLAYLIST_RUNNING; UpdateActivity( p_playlist, DEFAULT_INPUT_ACTIVITY ); assert( p_sys->p_input == NULL ); if( !p_sys->p_input_resource ) p_sys->p_input_resource = input_resource_New( VLC_OBJECT( p_playlist ) ); input_thread_t *p_input_thread = input_Create( p_playlist, p_input, NULL, p_sys->p_input_resource ); if( p_input_thread ) { p_sys->p_input = p_input_thread; var_AddCallback( p_input_thread, "intf-event", InputEvent, p_playlist ); var_SetAddress( p_playlist, "input-current", p_input_thread ); if( input_Start( p_sys->p_input ) ) { vlc_object_release( p_input_thread ); p_sys->p_input = p_input_thread = NULL; } } char *psz_uri = input_item_GetURI( p_item->p_input ); if( psz_uri && ( !strncmp( psz_uri, "directory:", 10 ) || !strncmp( psz_uri, "vlc:", 4 ) ) ) { free( psz_uri ); return VLC_SUCCESS; } free( psz_uri ); /* TODO store art policy in playlist private data */ if( var_GetInteger( p_playlist, "album-art" ) == ALBUM_ART_WHEN_PLAYED ) { bool b_has_art; char *psz_arturl, *psz_name; psz_arturl = input_item_GetArtURL( p_input ); psz_name = input_item_GetName( p_input ); /* p_input->p_meta should not be null after a successfull CreateThread */ b_has_art = !EMPTY_STR( psz_arturl ); if( !b_has_art || strncmp( psz_arturl, "attachment://", 13 ) ) { PL_DEBUG( "requesting art for %s", psz_name ); playlist_AskForArtEnqueue( p_playlist, p_input ); } free( psz_arturl ); free( psz_name ); } /* FIXME: this is not safe !!*/ PL_UNLOCK; var_SetAddress( p_playlist, "item-current", p_input ); PL_LOCK; return VLC_SUCCESS; }
/** * Start the input for an item * * \param p_playlist the playlist object * \param p_item the item to play * \return nothing */ static int PlayItem( playlist_t *p_playlist, playlist_item_t *p_item ) { playlist_private_t *p_sys = pl_priv(p_playlist); input_item_t *p_input = p_item->p_input; PL_ASSERT_LOCKED; msg_Dbg( p_playlist, "creating new input thread" ); p_input->i_nb_played++; set_current_status_item( p_playlist, p_item ); p_sys->status.i_status = PLAYLIST_RUNNING; assert( p_sys->p_input == NULL ); input_thread_t *p_input_thread = input_Create( p_playlist, p_input, NULL, p_sys->p_input_resource ); if( p_input_thread ) { p_sys->p_input = p_input_thread; var_AddCallback( p_input_thread, "intf-event", InputEvent, p_playlist ); var_SetAddress( p_playlist, "input-current", p_input_thread ); if( input_Start( p_sys->p_input ) ) { vlc_object_release( p_input_thread ); p_sys->p_input = p_input_thread = NULL; } } bool b_find_art = var_GetInteger( p_playlist, "album-art" ) == ALBUM_ART_WHEN_PLAYED; if( b_find_art ) { char *psz_uri = input_item_GetURI( p_item->p_input ); if( psz_uri != NULL && (!strncmp( psz_uri, "directory:", 10 ) || !strncmp( psz_uri, "vlc:", 4 )) ) b_find_art = false; free( psz_uri ); } /* TODO store art policy in playlist private data */ if( b_find_art ) { char *psz_arturl = input_item_GetArtURL( p_input ); char *psz_name = input_item_GetName( p_input ); /* p_input->p_meta should not be null after a successful CreateThread */ bool b_has_art = !EMPTY_STR( psz_arturl ); if( !b_has_art || strncmp( psz_arturl, "attachment://", 13 ) ) { PL_DEBUG( "requesting art for %s", psz_name ); libvlc_ArtRequest( p_playlist->p_libvlc, p_input ); } free( psz_arturl ); free( psz_name ); } PL_UNLOCK; var_TriggerCallback( p_playlist, "activity" ); PL_LOCK; return VLC_SUCCESS; }