[vlc-commits] commit: playlist: refactor and fix #3932 (Jakob Leben )
git at videolan.org
git at videolan.org
Thu Jul 29 11:24:03 CEST 2010
vlc/vlc-1.1 | branch: master | Jakob Leben <jleben at videolan.org> | Thu Jul 29 11:20:46 2010 +0200| [dd074f3068555ecf4334967281eb0086fa8cec99] | committer: Jakob Leben
playlist: refactor and fix #3932
When an item gets sub-items, we have to run our own random-picking among
the new items.
Cherry-picked from commit: 2a4a8f9a3f57087ac320a090442c876e94cda9c7
> http://git.videolan.org/gitweb.cgi/vlc/vlc-1.1.git/?a=commit;h=dd074f3068555ecf4334967281eb0086fa8cec99
---
src/playlist/item.c | 105 ++++++++++++++++++++++++++++----------
src/playlist/playlist_internal.h | 2 +-
2 files changed, 79 insertions(+), 28 deletions(-)
diff --git a/src/playlist/item.c b/src/playlist/item.c
index 9f2b7bf..4a82cd4 100644
--- a/src/playlist/item.c
+++ b/src/playlist/item.c
@@ -28,6 +28,7 @@
#include <vlc_common.h>
#include <assert.h>
#include <vlc_playlist.h>
+#include <vlc_rand.h>
#include "playlist_internal.h"
static void AddItem( playlist_t *p_playlist, playlist_item_t *p_item,
@@ -61,60 +62,110 @@ static void input_item_add_subitem_tree ( const vlc_event_t * p_event,
playlist_ItemGetByInput( p_playlist, p_input );
assert( p_item != NULL );
- playlist_item_t *p_parent = p_item->p_parent;
- assert( p_parent != NULL );
bool b_current = get_current_status_item( p_playlist ) == p_item;
bool b_autostart = var_CreateGetBool( p_playlist, "playlist-autostart" );
bool b_stop = p_item->i_flags & PLAYLIST_SUBITEM_STOP_FLAG;
+ bool b_flat = false;
+
p_item->i_flags &= ~PLAYLIST_SUBITEM_STOP_FLAG;
- int pos = 0;
- for( int i = 0; i < p_parent->i_children; i++ )
- {
- if( p_parent->pp_children[i] == p_item )
+ /* We will have to flatten the tree out if we are in "the playlist" node and
+ the user setting demands flat playlist */
+
+ if( !pl_priv(p_playlist)->b_tree ) {
+ playlist_item_t *p_up = p_item;
+ while( p_up->p_parent )
{
- pos = i;
- break;
+ if( p_up->p_parent == p_playlist->p_playing )
+ {
+ b_flat = true;
+ break;
+ }
+ p_up = p_up->p_parent;
}
}
- bool b_flat = false;
- playlist_item_t *p_up = p_item;
- while( p_up->p_parent )
+ int pos = 0;
+
+ /* If we have to flatten out, then take the item's position in the parent as
+ insertion point and delete the item */
+
+ if( b_flat )
{
- if( p_up->p_parent == p_playlist->p_playing )
+ playlist_item_t *p_parent = p_item->p_parent;
+ assert( p_parent != NULL );
+
+ int i;
+ for( i = 0; i < p_parent->i_children; i++ )
{
- if( !pl_priv(p_playlist)->b_tree ) b_flat = true;
- break;
+ if( p_parent->pp_children[i] == p_item )
+ {
+ pos = i;
+ break;
+ }
}
- p_up = p_up->p_parent;
- }
+ assert( i < p_parent->i_children );
- if( b_flat )
playlist_DeleteItem( p_playlist, p_item, true );
- p_item = playlist_InsertInputItemTree( p_playlist,
- b_flat ? p_parent : p_item,
- p_new_root,
- b_flat ? pos: PLAYLIST_END,
- b_flat );
+ p_item = p_parent;
+ }
+ else
+ {
+ pos = p_item->i_children >= 0 ? p_item->i_children : 0;
+ }
+
+ /* At this point:
+ "p_item" is the node where sub-items should be inserted,
+ "pos" is the insertion position in that node */
+
+ int last_pos = playlist_InsertInputItemTree( p_playlist,
+ p_item,
+ p_new_root,
+ pos,
+ b_flat );
if( !b_flat ) var_SetAddress( p_playlist, "leaf-to-parent", p_input );
//control playback only if it was the current playing item that got subitems
if( b_current )
{
- if( !p_item || ( b_stop && !b_flat ) || !b_autostart )
+ if( last_pos == pos || ( b_stop && !b_flat ) || !b_autostart )
{
+ /* We stop, either because no sub-item was actually created, or some
+ flags/settings want us to do so at this point */
PL_UNLOCK;
playlist_Stop( p_playlist );
return;
}
else
{
+ /* Continue to play, either random or the first new item */
+ playlist_item_t *p_play_item;
+
+ if( var_GetBool( p_playlist, "random" ) )
+ {
+ unsigned rand_pos =
+ ((unsigned)vlc_mrand48()) % (last_pos - pos);
+ rand_pos += pos;
+ p_play_item = p_item->pp_children[rand_pos];
+ }
+ else
+ {
+ p_play_item = playlist_GetNextLeaf( p_playlist,
+ p_item,
+ NULL,
+ true,
+ false );
+ char *psz_name = input_item_GetName(p_play_item->p_input);
+ free(psz_name);
+ }
+
playlist_Control( p_playlist, PLAYLIST_VIEWPLAY,
- pl_Locked, get_current_status_node( p_playlist ), p_item );
+ pl_Locked,
+ get_current_status_node( p_playlist ),
+ p_play_item );
}
}
@@ -508,13 +559,13 @@ int playlist_NodeAddCopy (
* \param b_flat TRUE if the new tree contents should be flattened into a list
* \return the first new leaf inserted (in playing order)
*/
-playlist_item_t *playlist_InsertInputItemTree (
+int playlist_InsertInputItemTree (
playlist_t *p_playlist, playlist_item_t *p_parent,
input_item_node_t *p_node, int i_pos, bool b_flat )
{
playlist_item_t *p_first_leaf = NULL;
- RecursiveAddIntoParent ( p_playlist, p_parent, p_node, i_pos, b_flat, &p_first_leaf );
- return p_first_leaf;
+ int i = RecursiveAddIntoParent ( p_playlist, p_parent, p_node, i_pos, b_flat, &p_first_leaf );
+ return i;
}
diff --git a/src/playlist/playlist_internal.h b/src/playlist/playlist_internal.h
index 959b8e3..a42c046 100644
--- a/src/playlist/playlist_internal.h
+++ b/src/playlist/playlist_internal.h
@@ -132,7 +132,7 @@ void playlist_SendAddNotify( playlist_t *p_playlist, int i_item_id,
playlist_item_t * playlist_NodeAddInput( playlist_t *, input_item_t *,
playlist_item_t *,int , int, bool );
-playlist_item_t * playlist_InsertInputItemTree ( playlist_t *,
+int playlist_InsertInputItemTree ( playlist_t *,
playlist_item_t *, input_item_node_t *, int, bool );
/* Tree walking */
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