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;
}
