/*****************************************************************************
* engine.c : Run the playlist and handle its control
*****************************************************************************
- * Copyright (C) 1999-2007 the VideoLAN team
- * $Id$
+ * Copyright (C) 1999-2008 the VideoLAN team
*
* Authors: Samuel Hocevar <sam@zoy.org>
* Clément Stenac <zorglub@videolan.org>
# include "config.h"
#endif
+#include <assert.h>
#include <vlc_common.h>
-#include <vlc_vout.h>
#include <vlc_sout.h>
#include <vlc_playlist.h>
#include <vlc_interface.h>
*****************************************************************************/
static void VariablesInit( playlist_t *p_playlist );
static void playlist_Destructor( vlc_object_t * p_this );
+static void playlist_Destructor( vlc_object_t * p_this );
static int RandomCallback( vlc_object_t *p_this, char const *psz_cmd,
vlc_value_t oldval, vlc_value_t newval, void *a )
/* Allocate structure */
p_playlist = vlc_custom_create( p_parent, sizeof( *p_playlist ),
- VLC_OBJECT_PLAYLIST, playlist_name );
+ VLC_OBJECT_GENERIC, playlist_name );
if( !p_playlist )
- {
- msg_Err( p_parent, "out of memory" );
return NULL;
- }
TAB_INIT( p_playlist->i_sds, p_playlist->pp_sds );
if( p_playlist->p_fetcher )
vlc_object_release( p_playlist->p_fetcher );
+#ifndef NDEBUG
+ libvlc_priv (p_this->p_libvlc)->p_playlist = NULL; /* pl_Yield() will fail */
+#endif
}
/* Destroy remaining objects */
while( ( p_obj = vlc_object_find( p_playlist->p_libvlc, VLC_OBJECT_VOUT,
FIND_CHILD ) ) )
{
- if( p_obj->p_parent != VLC_OBJECT(p_playlist->p_libvlc) )
- {
- vlc_object_release( p_obj );
- break;
- }
- msg_Dbg( p_playlist, "garbage collector destroying 1 vout" );
- vlc_object_detach( p_obj );
vlc_object_release( p_obj );
- vout_Destroy( (vout_thread_t *)p_obj );
- }
-#ifdef ENABLE_SOUT
- while( ( p_obj = vlc_object_find( p_playlist, VLC_OBJECT_SOUT,
- FIND_CHILD ) ) )
- {
- if( p_obj->p_parent != VLC_OBJECT(p_playlist) )
+ if( p_obj->p_parent == VLC_OBJECT(p_playlist->p_libvlc) )
{
- vlc_object_release( p_obj );
- break;
+ msg_Dbg( p_playlist, "garbage collector destroying 1 vout" );
+ vlc_object_release( p_obj ); /* Hmm, is this (thread-)safe?? */
}
- msg_Dbg( p_playlist, "garbage collector destroying 1 sout" );
- vlc_object_detach( p_obj );
- vlc_object_release( p_obj );
- sout_DeleteInstance( (sout_instance_t*)p_obj );
}
-#endif
p_playlist->b_cant_sleep = false;
vlc_mutex_unlock( &p_playlist->gc_lock );
}
+/* Input Callback */
+static void input_state_changed( const vlc_event_t * event, void * data )
+{
+ (void)event;
+ playlist_t * p_playlist = data;
+ playlist_Signal( p_playlist );
+}
+
+/* Input Callback */
+static void input_selected_stream_changed( const vlc_event_t * event, void * data )
+{
+ (void)event;
+ playlist_t * p_playlist = data;
+ PL_LOCK;
+ p_playlist->gc_date = mdate();
+ vlc_object_signal_unlocked( p_playlist );
+ PL_UNLOCK;
+}
+
+/* Internals */
+void playlist_release_current_input( playlist_t * p_playlist )
+{
+ vlc_assert_locked( &(vlc_internals(p_playlist)->lock) );
+
+ if( !p_playlist->p_input ) return;
+
+ input_thread_t * p_input = p_playlist->p_input;
+ vlc_event_manager_t * p_em = input_get_event_manager( p_input );
+
+ vlc_event_detach( p_em, vlc_InputStateChanged,
+ input_state_changed, p_playlist );
+ vlc_event_detach( p_em, vlc_InputSelectedStreamChanged,
+ input_selected_stream_changed, p_playlist );
+ p_playlist->p_input = NULL;
+
+ /* Release the playlist lock, because we may get stuck
+ * in vlc_object_release() for some time. */
+ PL_UNLOCK;
+ vlc_object_release( p_input );
+ PL_LOCK;
+}
+
+void playlist_set_current_input(
+ playlist_t * p_playlist, input_thread_t * p_input )
+{
+ vlc_assert_locked( &(vlc_internals(p_playlist)->lock) );
+
+ playlist_release_current_input( p_playlist );
+
+ if( p_input )
+ {
+ vlc_object_yield( p_input );
+ p_playlist->p_input = p_input;
+ vlc_event_manager_t * p_em = input_get_event_manager( p_input );
+ vlc_event_attach( p_em, vlc_InputStateChanged,
+ input_state_changed, p_playlist );
+ vlc_event_attach( p_em, vlc_InputSelectedStreamChanged,
+ input_selected_stream_changed, p_playlist );
+ }
+}
+
+
+/**
+ * @}
+ */
+
/**
* Main loop
*
{
int i_activity;
input_thread_t *p_input;
+ sout_instance_t **pp_sout =
+ &libvlc_priv(p_playlist->p_libvlc)->p_sout;
+
PL_DEBUG( "dead input" );
p_input = p_playlist->p_input;
- p_playlist->p_input = NULL;
- /* Release the playlist lock, because we may get stuck
- * in vlc_object_release() for some time. */
- PL_UNLOCK;
+ assert( *pp_sout == NULL );
+ if( var_CreateGetBool( p_input, "sout-keep" ) )
+ *pp_sout = input_DetachSout( p_input );
/* Destroy input */
- vlc_object_release( p_input );
-
- PL_LOCK;
+ playlist_release_current_input( p_playlist );
p_playlist->gc_date = mdate();
p_playlist->b_cant_sleep = true;
i_activity= var_GetInteger( p_playlist, "activity" );
var_SetInteger( p_playlist, "activity", i_activity -
DEFAULT_INPUT_ACTIVITY );
+
goto check_input;
}
/* This input is dying, let it do */
if( p_playlist->p_input->b_dead )
{
- input_thread_t *p_input;
+ /* remove input */
+ playlist_release_current_input( p_playlist );
- /* Unlink current input */
- p_input = p_playlist->p_input;
- p_playlist->p_input = NULL;
- PL_UNLOCK;
+ /* sout-keep: no need to anything here.
+ * The last input will destroy its sout, if any, by itself */
- /* Destroy input */
- vlc_object_release( p_input );
+ PL_UNLOCK;
continue;
}
else if( p_playlist->p_input->b_die )
}
#ifdef ENABLE_SOUT
- /* close all remaining sout */
- while( ( p_obj = vlc_object_find( p_playlist,
- VLC_OBJECT_SOUT, FIND_CHILD ) ) )
- {
- vlc_object_detach( p_obj );
- vlc_object_release( p_obj );
- sout_DeleteInstance( (sout_instance_t*)p_obj );
- }
+ /* close the remaining sout-keep (if there was no input atm) */
+ sout_instance_t *p_sout = libvlc_priv (p_playlist->p_libvlc)->p_sout;
+ if (p_sout)
+ sout_DeleteInstance( p_sout );
#endif
- /* close all remaining vout */
- while( ( p_obj = vlc_object_find( p_playlist,
- VLC_OBJECT_VOUT, FIND_CHILD ) ) )
- {
- vlc_object_detach( p_obj );
- vlc_object_release( p_obj );
- vout_Destroy( (vout_thread_t *)p_obj );
- }
-
- while( p_playlist->i_sds )
- {
- playlist_ServicesDiscoveryRemove( p_playlist,
- p_playlist->pp_sds[0]->p_sd->psz_module );
- }
-
+ /* Core should have terminated all SDs before the playlist */
+ /* TODO: It fails to do so when not playing anything -- Courmisch */
+ playlist_ServicesDiscoveryKillAll( p_playlist );
playlist_MLDump( p_playlist );
PL_LOCK;
input_item_t *p_item;
int i_activity;
- vlc_mutex_lock( &p_obj->object_lock );
+ vlc_object_lock( p_obj );
while( vlc_object_alive( p_obj ) )
{
p_item = p_obj->pp_waiting[0];
REMOVE_ELEM( p_obj->pp_waiting, p_obj->i_waiting, 0 );
- vlc_mutex_unlock( &p_obj->object_lock );
+ vlc_object_unlock( p_obj );
if( p_item )
{
int i_ret;
vlc_object_unlock( p_obj );
/* Sleep at least 1ms */
msleep( (i_activity+1) * 1000 );
- vlc_mutex_lock( &p_obj->object_lock );
+ vlc_object_lock( p_obj );
}
- vlc_mutex_unlock( &p_obj->object_lock );
+ vlc_object_unlock( p_obj );
}
static void VariablesInit( playlist_t *p_playlist )
val.i_int = -1;
var_Set( p_playlist, "playlist-current", val );
- var_Create( p_playlist, "intf-popupmenu", VLC_VAR_BOOL );
-
- var_Create( p_playlist, "intf-show", VLC_VAR_BOOL );
- val.b_bool = true;
- var_Set( p_playlist, "intf-show", val );
-
var_Create( p_playlist, "activity", VLC_VAR_INTEGER );
var_SetInteger( p_playlist, "activity", 0 );