]> git.sesse.net Git - vlc/blobdiff - src/playlist/playlist.c
* src/playlist/* && Makefile.am
[vlc] / src / playlist / playlist.c
index 4c1e1c3df96d2682d55b3ee60d1c1e273826dac2..27ea9cc2bbf44616bcff87b8d5eaf804c9b99ba2 100644 (file)
@@ -2,7 +2,7 @@
  * playlist.c : Playlist management functions
  *****************************************************************************
  * Copyright (C) 1999-2001 VideoLAN
- * $Id: playlist.c,v 1.27 2002/12/06 10:10:40 sam Exp $
+ * $Id: playlist.c,v 1.62 2003/10/29 17:32:55 zorglub Exp $
  *
  * Authors: Samuel Hocevar <sam@zoy.org>
  *
 #include <string.h>                                            /* strerror() */
 
 #include <vlc/vlc.h>
+#include <vlc/vout.h>
+#include <vlc/sout.h>
 
 #include "stream_control.h"
 #include "input_ext-intf.h"
 
 #include "vlc_playlist.h"
 
-#define PLAYLIST_STOPPED 0
-#define PLAYLIST_RUNNING 1
+#define PLAYLIST_FILE_HEADER_0_5  "# vlc playlist file version 0.5"
+#define PLAYLIST_FILE_HEADER_0_6  "# vlc playlist file version 0.6"
 
 /*****************************************************************************
  * Local prototypes
@@ -43,14 +45,17 @@ static void PlayItem  ( playlist_t * );
 
 static void Poubellize ( playlist_t *, input_thread_t * );
 
-/*****************************************************************************
- * playlist_Create: create playlist
- *****************************************************************************
+/**
+ * Create playlist
+ *
  * Create a playlist structure.
- *****************************************************************************/
+ * \param p_parent the vlc object that is to be the parent of this playlist
+ * \return a pointer to the created playlist, or NULL on error
+ */
 playlist_t * __playlist_Create ( vlc_object_t *p_parent )
 {
     playlist_t *p_playlist;
+    vlc_value_t     val;
 
     /* Allocate structure */
     p_playlist = vlc_object_create( p_parent, VLC_OBJECT_PLAYLIST );
@@ -60,12 +65,33 @@ playlist_t * __playlist_Create ( vlc_object_t *p_parent )
         return NULL;
     }
 
+    var_Create( p_playlist, "intf-change", VLC_VAR_BOOL );
+    val.b_bool = VLC_TRUE;
+    var_Set( p_playlist, "intf-change", val );
+
+    var_Create( p_playlist, "intf-popupmenu", VLC_VAR_BOOL );
+
+    var_Create( p_playlist, "intf-show", VLC_VAR_BOOL );
+    val.b_bool = VLC_TRUE;
+    var_Set( p_playlist, "intf-show", val );
+
+    var_Create( p_playlist, "random", VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
+    var_Create( p_playlist, "repeat", VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
+    var_Create( p_playlist, "loop", VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
+
     p_playlist->p_input = NULL;
     p_playlist->i_status = PLAYLIST_STOPPED;
     p_playlist->i_index = -1;
     p_playlist->i_size = 0;
     p_playlist->pp_items = NULL;
 
+    p_playlist->i_groups = 0;
+    p_playlist->pp_groups = NULL;
+    p_playlist->i_max_id = 0;
+
+    playlist_CreateGroup( p_playlist, strdup("Normal") );
+
+    msg_Dbg(p_playlist,"pouet");
     if( vlc_thread_create( p_playlist, "playlist", RunThread,
                            VLC_THREAD_PRIORITY_LOW, VLC_TRUE ) )
     {
@@ -74,224 +100,83 @@ playlist_t * __playlist_Create ( vlc_object_t *p_parent )
         return NULL;
     }
 
+    msg_Dbg(p_playlist,"pouet2");
     /* The object has been initialized, now attach it */
     vlc_object_attach( p_playlist, p_parent );
 
     return p_playlist;
 }
 
-/*****************************************************************************
- * playlist_Destroy: destroy the playlist
- *****************************************************************************
+/**
+ * Destroy the playlist.
+ *
  * Delete all items in the playlist and free the playlist structure.
- *****************************************************************************/
+ * \param p_playlist the playlist structure to destroy
+ */
 void playlist_Destroy( playlist_t * p_playlist )
 {
     p_playlist->b_die = 1;
 
     vlc_thread_join( p_playlist );
 
-    vlc_object_destroy( p_playlist );
-}
+    var_Destroy( p_playlist, "intf-change" );
 
-/*****************************************************************************
- * playlist_Add: add an item to the playlist
- *****************************************************************************
- * Add an item to the playlist at position i_pos. If i_pos is PLAYLIST_END,
- * add it at the end regardless of the playlist current size.
- *****************************************************************************/
-int playlist_Add( playlist_t *p_playlist, const char * psz_target,
-                                          int i_mode, int i_pos )
-{
-    playlist_item_t * p_item; 
-    
-    p_item = malloc( sizeof( playlist_item_t ) );
-    if( p_item == NULL )
-    {
-        msg_Err( p_playlist, "out of memory" );
-    }
-
-    p_item->psz_name = strdup( psz_target );
-    p_item->psz_uri  = strdup( psz_target );
-    p_item->i_type = 0;
-    p_item->i_status = 0;
-    p_item->b_autodeletion = VLC_FALSE;
-
-    return playlist_AddItem( p_playlist, p_item, i_mode, i_pos );
+    vlc_object_destroy( p_playlist );
 }
 
 
-int playlist_AddItem( playlist_t *p_playlist, playlist_item_t * p_item,
-                int i_mode, int i_pos)
+/**
+ * Do a playlist action
+ *
+ * \param p_playlist the playlist to do the command on
+ * \param i_command the command to do
+ * \param i_arg the argument to the command. See playlist_command_t for details
+ */
+ void playlist_Command( playlist_t * p_playlist, playlist_command_t i_command,
+                       int i_arg )
 {
+    vlc_value_t val;
 
     vlc_mutex_lock( &p_playlist->object_lock );
 
-    /*
-     * CHECK_INSERT : checks if the item is already enqued before 
-     * enqueing it
-     */
-    if ( i_mode & PLAYLIST_CHECK_INSERT )
-    {
-         int j;
-       
-         if ( p_playlist->pp_items )
-         {
-             for ( j = 0; j < p_playlist->i_size; j++ )
-             {
-                 if ( !strcmp( p_playlist->pp_items[j]->psz_uri, p_item->psz_uri ) )
-                 {
-                      if( p_item->psz_name ) 
-                      {
-                          free( p_item->psz_name );
-                      }
-                      if( p_item->psz_uri )
-                      {
-                          free( p_item->psz_uri );
-                      }
-                      free( p_item );
-                      vlc_mutex_unlock( &p_playlist->object_lock );
-                      return 0;   
-                 }
-             }
-         }
-         i_mode &= ~PLAYLIST_CHECK_INSERT;
-         i_mode |= PLAYLIST_APPEND;
-    }
-
-    
-    msg_Dbg( p_playlist, "adding playlist item « %s »", p_item->psz_name );
-    
-    /* Create the new playlist item */
-
-
-    /* Do a few boundary checks and allocate space for the item */
-    if( i_pos == PLAYLIST_END )
-    {
-        if( i_mode & PLAYLIST_INSERT )
-        {
-            i_mode &= ~PLAYLIST_INSERT;
-            i_mode |= PLAYLIST_APPEND;
-        }
-
-        i_pos = p_playlist->i_size - 1;
-    }
-
-    if( !(i_mode & PLAYLIST_REPLACE)
-         || i_pos < 0 || i_pos >= p_playlist->i_size )
-    {
-        /* Additional boundary checks */
-        if( i_mode & PLAYLIST_APPEND )
-        {
-            i_pos++;
-        }
-
-        if( i_pos < 0 )
-        {
-            i_pos = 0;
-        }
-        else if( i_pos > p_playlist->i_size )
-        {
-            i_pos = p_playlist->i_size;
-        }
-
-        INSERT_ELEM( p_playlist->pp_items,
-                     p_playlist->i_size,
-                     i_pos,
-                     p_item );
-
-        if( p_playlist->i_index >= i_pos )
-        {
-            p_playlist->i_index++;
-        }
-    }
-    else
-    {
-        /* i_mode == PLAYLIST_REPLACE and 0 <= i_pos < p_playlist->i_size */
-        free( p_playlist->pp_items[i_pos]->psz_name );
-        /* XXX: what if the item is still in use? */
-        free( p_playlist->pp_items[i_pos] );
-        p_playlist->pp_items[i_pos] = p_item;
-    }
-
-    if( i_mode & PLAYLIST_GO )
+    switch( i_command )
     {
-        p_playlist->i_index = i_pos;
+    case PLAYLIST_STOP:
+        p_playlist->i_status = PLAYLIST_STOPPED;
         if( p_playlist->p_input )
         {
             input_StopThread( p_playlist->p_input );
         }
-        p_playlist->i_status = PLAYLIST_RUNNING;
-    }
-
-    vlc_mutex_unlock( &p_playlist->object_lock );
-
-    return 0;
-}
-
-/*****************************************************************************
- * playlist_Delete: delete an item from the playlist
- *****************************************************************************
- * Delete the item in the playlist with position i_pos.
- *****************************************************************************/
-int playlist_Delete( playlist_t * p_playlist, int i_pos )
-{
-    vlc_mutex_lock( &p_playlist->object_lock );
-
-    if( i_pos >= 0 && i_pos < p_playlist->i_size )
-    {
-        msg_Dbg( p_playlist, "deleting playlist item « %s »",
-                             p_playlist->pp_items[i_pos]->psz_name );
-
-        free( p_playlist->pp_items[i_pos]->psz_name );
-        /* XXX: what if the item is still in use? */
-        free( p_playlist->pp_items[i_pos] );
+        break;
 
-        if( i_pos <= p_playlist->i_index )
+    case PLAYLIST_PLAY:
+        p_playlist->i_status = PLAYLIST_RUNNING;
+        if( !p_playlist->p_input && p_playlist->i_enabled != 0 )
         {
-            p_playlist->i_index--;
+            PlayItem( p_playlist );
         }
-
-        /* Renumber the playlist */
-        REMOVE_ELEM( p_playlist->pp_items,
-                     p_playlist->i_size,
-                     i_pos );
-    }
-
-    vlc_mutex_unlock( &p_playlist->object_lock );
-
-    return 0;
-}
-
-/*****************************************************************************
- * playlist_Command: do a playlist action
- *****************************************************************************
- *
- *****************************************************************************/
-void playlist_Command( playlist_t * p_playlist, int i_command, int i_arg )
-{
-    vlc_mutex_lock( &p_playlist->object_lock );
-
-    switch( i_command )
-    {
-    case PLAYLIST_STOP:
-        p_playlist->i_status = PLAYLIST_STOPPED;
         if( p_playlist->p_input )
         {
-            input_StopThread( p_playlist->p_input );
+            val.i_int = PLAYING_S;
+            var_Set( p_playlist->p_input, "state", val );
         }
         break;
 
-    case PLAYLIST_PLAY:
-        p_playlist->i_status = PLAYLIST_RUNNING;
-       if ( p_playlist->p_input )
-       {
-            input_SetStatus( p_playlist->p_input, INPUT_STATUS_PLAY );
-       }
+    case PLAYLIST_PAUSE:
+        p_playlist->i_status = PLAYLIST_PAUSED;
+        if( p_playlist->p_input )
+        {
+            val.i_int = PAUSE_S;
+            var_Set( p_playlist->p_input, "state", val );
+        }
         break;
 
     case PLAYLIST_SKIP:
         p_playlist->i_status = PLAYLIST_STOPPED;
+        if( p_playlist->i_enabled == 0)
+        {
+            break;
+        }
         SkipItem( p_playlist, i_arg );
         if( p_playlist->p_input )
         {
@@ -301,7 +186,8 @@ void playlist_Command( playlist_t * p_playlist, int i_command, int i_arg )
         break;
 
     case PLAYLIST_GOTO:
-        if( i_arg >= 0 && i_arg < p_playlist->i_size )
+        if( i_arg >= 0 && i_arg < p_playlist->i_size &&
+            p_playlist->i_enabled != 0 )
         {
             p_playlist->i_index = i_arg;
             if( p_playlist->p_input )
@@ -319,19 +205,77 @@ void playlist_Command( playlist_t * p_playlist, int i_command, int i_arg )
 
     vlc_mutex_unlock( &p_playlist->object_lock );
 
+    val.b_bool = VLC_TRUE;
+    var_Set( p_playlist, "intf-change", val );
+
     return;
 }
-
 /* Following functions are local */
 
+static void ObjectGarbageCollector( playlist_t *p_playlist,
+                                    int i_type,
+                                    vlc_bool_t *pb_obj_destroyed,
+                                    mtime_t *pi_obj_destroyed_date )
+{
+    vlc_object_t *p_obj;
+    if( *pb_obj_destroyed || *pi_obj_destroyed_date > mdate() )
+    {
+        return;
+    }
+
+    if( *pi_obj_destroyed_date == 0 )
+    {
+        /* give a little time */
+        *pi_obj_destroyed_date = mdate() + 300000LL;
+    }
+    else
+    {
+        while( ( p_obj = vlc_object_find( p_playlist,
+                                           i_type,
+                                           FIND_CHILD ) ) )
+        {
+            if( p_obj->p_parent != (vlc_object_t*)p_playlist )
+            {
+                /* only first chiled (ie unused) */
+                vlc_object_release( p_obj );
+                break;
+            }
+            if( i_type == VLC_OBJECT_VOUT )
+            {
+                msg_Dbg( p_playlist, "vout garbage collector destroying 1 vout" );
+                vlc_object_detach( p_obj );
+                vlc_object_release( p_obj );
+                vout_Destroy( (vout_thread_t *)p_obj );
+            }
+            else if( i_type == VLC_OBJECT_SOUT )
+            {
+                vlc_object_release( p_obj );
+                sout_DeleteInstance( (sout_instance_t*)p_obj );
+            }
+        }
+        *pb_obj_destroyed = VLC_TRUE;
+    }
+}
+
 /*****************************************************************************
  * RunThread: main playlist thread
  *****************************************************************************/
 static void RunThread ( playlist_t *p_playlist )
 {
+    vlc_object_t *p_obj;
+    vlc_value_t val;
+
+    vlc_bool_t b_vout_destroyed = VLC_FALSE; /*we do vout garbage collector */
+    mtime_t    i_vout_destroyed_date = 0;
+
+    vlc_bool_t b_sout_destroyed = VLC_FALSE; /*we do vout garbage collector */
+    mtime_t    i_sout_destroyed_date = 0;
+
     /* Tell above that we're ready */
     vlc_thread_ready( p_playlist );
 
+    msg_Dbg(p_playlist,"pouet3");
+
     while( !p_playlist->b_die )
     {
         vlc_mutex_lock( &p_playlist->object_lock );
@@ -344,10 +288,8 @@ static void RunThread ( playlist_t *p_playlist )
             {
                 input_thread_t *p_input;
 
-                /* Unlink current input */
                 p_input = p_playlist->p_input;
                 p_playlist->p_input = NULL;
-                vlc_object_detach( p_input );
 
                 /* Release the playlist lock, because we may get stuck
                  * in input_DestroyThread() for some time. */
@@ -355,7 +297,18 @@ static void RunThread ( playlist_t *p_playlist )
 
                 /* Destroy input */
                 input_DestroyThread( p_input );
+
+                /* Unlink current input
+                 * (_after_ input_DestroyThread for vout garbage collector) */
+                vlc_object_detach( p_input );
+
+                /* Destroy object */
                 vlc_object_destroy( p_input );
+
+                b_vout_destroyed = VLC_FALSE;
+                i_vout_destroyed_date = 0;
+                b_sout_destroyed = VLC_FALSE;
+                i_sout_destroyed_date = 0;
                 continue;
             }
             /* This input is dying, let him do */
@@ -378,18 +331,39 @@ static void RunThread ( playlist_t *p_playlist )
                 /* Select the next playlist item */
                 SkipItem( p_playlist, 1 );
 
-                /* Release the playlist lock, because we may get stuck
-                 * in input_StopThread() for some time. */
-                vlc_mutex_unlock( &p_playlist->object_lock );
                 input_StopThread( p_playlist->p_input );
+                vlc_mutex_unlock( &p_playlist->object_lock );
+
+                val.b_bool = VLC_TRUE;
+                var_Set( p_playlist, "intf-change", val );
                 continue;
             }
+            else if( p_playlist->p_input->stream.control.i_status != INIT_S )
+            {
+                vlc_mutex_unlock( &p_playlist->object_lock );
+                ObjectGarbageCollector( p_playlist, VLC_OBJECT_VOUT,
+                                        &b_vout_destroyed,
+                                        &i_vout_destroyed_date );
+                ObjectGarbageCollector( p_playlist, VLC_OBJECT_SOUT,
+                                        &b_sout_destroyed,
+                                        &i_sout_destroyed_date );
+                vlc_mutex_lock( &p_playlist->object_lock );
+            }
         }
         else if( p_playlist->i_status != PLAYLIST_STOPPED )
         {
+            SkipItem( p_playlist, 0 );
             PlayItem( p_playlist );
         }
-
+        else if( p_playlist->i_status == PLAYLIST_STOPPED )
+        {
+            vlc_mutex_unlock( &p_playlist->object_lock );
+            ObjectGarbageCollector( p_playlist, VLC_OBJECT_SOUT,
+                                    &b_sout_destroyed, &i_sout_destroyed_date );
+            ObjectGarbageCollector( p_playlist, VLC_OBJECT_VOUT,
+                                    &b_vout_destroyed, &i_vout_destroyed_date );
+            vlc_mutex_lock( &p_playlist->object_lock );
+        }
         vlc_mutex_unlock( &p_playlist->object_lock );
 
         msleep( INTF_IDLE_SLEEP );
@@ -413,11 +387,15 @@ static void RunThread ( playlist_t *p_playlist )
             /* Unlink current input */
             p_input = p_playlist->p_input;
             p_playlist->p_input = NULL;
-            vlc_object_detach( p_input );
             vlc_mutex_unlock( &p_playlist->object_lock );
 
             /* Destroy input */
             input_DestroyThread( p_input );
+            /* Unlink current input (_after_ input_DestroyThread for vout
+             * garbage collector)*/
+            vlc_object_detach( p_input );
+
+            /* Destroy object */
             vlc_object_destroy( p_input );
             continue;
         }
@@ -428,8 +406,8 @@ static void RunThread ( playlist_t *p_playlist )
         }
         else if( p_playlist->p_input->b_error || p_playlist->p_input->b_eof )
         {
-            vlc_mutex_unlock( &p_playlist->object_lock );
             input_StopThread( p_playlist->p_input );
+            vlc_mutex_unlock( &p_playlist->object_lock );
             continue;
         }
         else
@@ -441,6 +419,23 @@ static void RunThread ( playlist_t *p_playlist )
 
         msleep( INTF_IDLE_SLEEP );
     }
+
+    /* close all remaining sout */
+    while( ( p_obj = vlc_object_find( p_playlist,
+                                      VLC_OBJECT_SOUT, FIND_CHILD ) ) )
+    {
+        vlc_object_release( p_obj );
+        sout_DeleteInstance( (sout_instance_t*)p_obj );
+    }
+
+    /* 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 );
+    }
 }
 
 /*****************************************************************************
@@ -452,7 +447,8 @@ static void RunThread ( playlist_t *p_playlist )
 static void SkipItem( playlist_t *p_playlist, int i_arg )
 {
     int i_oldindex = p_playlist->i_index;
-    vlc_bool_t b_random;
+    vlc_bool_t b_random, b_repeat, b_loop;
+    vlc_value_t val;
 
     /* If the playlist is empty, there is no current item */
     if( p_playlist->i_size == 0 )
@@ -461,7 +457,12 @@ static void SkipItem( playlist_t *p_playlist, int i_arg )
         return;
     }
 
-    b_random = config_GetInt( p_playlist, "random" );
+    var_Get( p_playlist, "random", &val );
+    b_random = val.b_bool;
+    var_Get( p_playlist, "repeat", &val );
+    b_repeat = val.b_bool;
+    var_Get( p_playlist, "loop", &val );
+    b_loop = val.b_bool;
 
     /* Increment */
     if( b_random )
@@ -476,7 +477,10 @@ static void SkipItem( playlist_t *p_playlist, int i_arg )
             i_arg = (int)((float)p_playlist->i_size * rand() / (RAND_MAX+1.0));
         }
     }
-
+    if( b_repeat )
+    {
+        i_arg = 0;
+    }
     p_playlist->i_index += i_arg;
 
     /* Boundary check */
@@ -484,7 +488,7 @@ static void SkipItem( playlist_t *p_playlist, int i_arg )
     {
         if( p_playlist->i_status == PLAYLIST_STOPPED
              || b_random
-             || config_GetInt( p_playlist, "loop" ) )
+             || b_loop )
         {
             p_playlist->i_index -= p_playlist->i_size
                          * ( p_playlist->i_index / p_playlist->i_size );
@@ -500,6 +504,13 @@ static void SkipItem( playlist_t *p_playlist, int i_arg )
     {
         p_playlist->i_index = p_playlist->i_size - 1;
     }
+
+    /* Check that the item is enabled */
+   if( p_playlist->pp_items[p_playlist->i_index]->b_enabled == VLC_FALSE &&
+       p_playlist->i_enabled != 0)
+   {
+        SkipItem( p_playlist , 1 );
+    }
 }
 
 /*****************************************************************************
@@ -512,7 +523,7 @@ static void PlayItem( playlist_t *p_playlist )
 {
     if( p_playlist->i_index == -1 )
     {
-        if( p_playlist->i_size == 0 )
+        if( p_playlist->i_size == 0 || p_playlist->i_enabled == 0)
         {
             return;
         }
@@ -520,18 +531,12 @@ static void PlayItem( playlist_t *p_playlist )
         SkipItem( p_playlist, 1 );
     }
 
+    if( p_playlist->i_enabled == 0)
+    {
+        return;
+    }
+
     msg_Dbg( p_playlist, "creating new input thread" );
     p_playlist->p_input = input_CreateThread( p_playlist,
                                   p_playlist->pp_items[p_playlist->i_index] );
 }
-
-/*****************************************************************************
- * Poubellize: put an input thread in the trashcan
- *****************************************************************************
- * XXX: unused
- *****************************************************************************/
-static void Poubellize ( playlist_t *p_playlist, input_thread_t *p_input )
-{
-    msg_Dbg( p_playlist, "poubellizing input %i\n", p_input->i_object_id );
-}
-