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Improvements to the playlist core

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This commit is contained in:
Clément Stenac 2004-11-06 11:17:46 +00:00
parent 07ec180815
commit f9d5e2baf5
14 changed files with 2263 additions and 891 deletions
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16
include/vlc_common.h
View File

@ -205,17 +205,21 @@ typedef struct msg_subscription_t msg_subscription_t;
* Playlist commands
*/
typedef enum {
PLAYLIST_PLAY, /**< Starts playing. No arg. */
PLAYLIST_PAUSE, /**< Toggles playlist pause. No arg. */
PLAYLIST_STOP, /**< Stops playing. No arg. */
PLAYLIST_SKIP, /**< Skip X items and play. */
PLAYLIST_GOTO, /**< Goto Xth item. */
PLAYLIST_PLAY, /**< No arg. res=can fail*/
PLAYLIST_VIEWPLAY, /**< arg1= int, arg2= playlist_item_t*,*/
/** arg3 = playlist_item_t* , res=can fail */
PLAYLIST_ITEMPLAY, /** <arg1 = playlist_item_t * , res=can fail */
PLAYLIST_PAUSE, /**< No arg res=can fail*/
PLAYLIST_STOP, /**< No arg res=can fail*/
PLAYLIST_SKIP, /**< arg1=int, res=can fail*/
PLAYLIST_GOTO, /**< arg1=int res=can fail */
PLAYLIST_VIEWGOTO, /**< arg1=int res=can fail */
} playlist_command_t;
typedef struct playlist_t playlist_t;
typedef struct playlist_item_t playlist_item_t;
typedef struct playlist_group_t playlist_group_t;
typedef struct playlist_view_t playlist_view_t;
typedef struct playlist_export_t playlist_export_t;
/* Modules */

15
include/vlc_input.h
View File

@ -53,6 +53,9 @@ struct input_item_t
mtime_t i_duration; /**< A hint about the duration of this
* item, in milliseconds*/
int i_id; /**< Identifier of the item */
uint8_t i_type; /**< Type (file, disc, ...) */
int i_categories; /**< Number of info categories */
info_category_t **pp_categories; /**< Pointer to the first info category */
@ -62,14 +65,26 @@ struct input_item_t
vlc_mutex_t lock; /**< Item cannot be changed without this lock */
};
#define ITEM_TYPE_UNKNOWN 0
#define ITEM_TYPE_FILE 1
#define ITEM_TYPE_DIRECTORY 2
#define ITEM_TYPE_DISC 3
#define ITEM_TYPE_CARD 4
#define ITEM_TYPE_NET 5
#define ITEM_TYPE_PLAYLIST 6
static inline void vlc_input_item_Init( vlc_object_t *p_o, input_item_t *p_i )
{
memset( p_i, 0, sizeof(input_item_t) );
p_i->i_options = 0;
p_i->i_es = 0;
p_i->i_categories = 0 ;
p_i->psz_name = 0;
p_i->psz_uri = 0;
p_i->ppsz_options = 0;
p_i->pp_categories = 0;
p_i->es = 0;
p_i->i_type = ITEM_TYPE_UNKNOWN;
vlc_mutex_init( p_o, &p_i->lock );
}

2
include/vlc_keys.h
View File

@ -232,5 +232,7 @@ static inline int StringToKey( char *psz_key )
#define ACTIONID_HISTORY_FORWARD 49
#define ACTIONID_AUDIO_TRACK 50
#define ACTIONID_SUBTITLE_TRACK 51
#define ACTIONID_CUBESPEED_UP 52
#define ACTIONID_CUBESPEED_DOWN 53
#define ACTIONID_INTF_SHOW 52

230
include/vlc_playlist.h
View File

@ -42,35 +42,71 @@ struct playlist_export_t
FILE *p_file;
};
struct item_parent_t
{
int i_view;
playlist_item_t *p_parent;
};
/**
* playlist item
* playlist item / node
* \see playlist_t
*/
struct playlist_item_t
{
input_item_t input; /**< input item descriptor */
input_item_t input; /**< input item descriptor */
int i_nb_played; /**< How many times was this item played ? */
vlc_bool_t b_autodeletion; /**< Indicates whther this item is to
* be deleted after playback. True mean
* that this item is to be deleted
* after playback, false otherwise */
vlc_bool_t b_enabled; /**< Indicates whether this item is to be
* played or skipped */
int i_group; /**< Which group does this item belongs to ? */
int i_id; /**< Unique id to track this item */
/* Tree specific fields */
int i_children; /**< Number of children
-1 if not a node */
playlist_item_t **pp_children; /**< Children nodes/items */
int i_parents; /**< Number of parents */
struct item_parent_t **pp_parents; /**< Parents */
int i_serial; /**< Has this node been updated ? */
uint8_t i_flags; /**< Flags */
int i_nb_played; /**< How many times was this item played ? */
vlc_bool_t b_autodeletion; /**< Indicates whther this item is to
* be deleted after playback. True mean
* that this item is to be deleted
* after playback, false otherwise */
vlc_bool_t b_enabled; /**< Indicates whether this item is to be
* played or skipped */
};
#define PLAYLIST_SAVE_FLAG 0x1 /**< Must it be saved */
#define PLAYLIST_SKIP_FLAG 0x2 /**< Must playlist skip after it ? */
#define PLAYLIST_ENA_FLAG 0x4 /**< Is it enabled ? */
#define PLAYLIST_DEL_FLAG 0x8 /**< Autodelete ? */
/**
* playlist group
* playlist view
* \see playlist_t
*/
struct playlist_group_t
*/
struct playlist_view_t
{
char * psz_name; /**< name of the group */
int i_id; /**< Identifier for the group */
char * psz_name; /**< View name */
int i_id; /**< Identifier for the view */
playlist_item_t * p_root; /**< Root node */
};
/**
* predefined views
*
*/
#define VIEW_CATEGORY 1
#define VIEW_SIMPLE 2
#define VIEW_ALL 3
#define VIEW_FIRST_SORTED 4
#define VIEW_S_AUTHOR 4
#define VIEW_LAST_SORTED 4
#define VIEW_FIRST_CUSTOM 100
/**
* Playlist status
*/
@ -88,93 +124,153 @@ struct playlist_t
*/
/*@{*/
int i_index; /**< current index into the playlist */
playlist_status_t i_status; /**< current status of playlist */
int i_size; /**< total size of the list */
int i_enabled; /**< How many items are enabled ? */
int i_size; /**< total size of the list */
playlist_item_t ** pp_items; /**< array of pointers to the
* playlist items */
int i_groups; /**< How many groups are in the playlist */
playlist_group_t ** pp_groups;/**< array of pointers to the playlist
* groups */
int i_last_group; /**< Maximal group id given */
int i_views; /**< Number of views */
playlist_view_t ** pp_views; /**< array of pointers to the
* playlist views */
input_thread_t * p_input; /**< the input thread ascosiated
* with the current item */
mtime_t request_date; /**< Used for profiling */
int i_last_id; /**< Last id to an item */
int i_sort; /**< Last sorting applied to the playlist */
int i_order; /**< Last ordering applied to the playlist */
playlist_item_t * p_general; /**< Keep a pointer on the "general"
category */
vlc_bool_t b_go_next; /*< Go further than the parent node ? */
struct {
/* Current status */
playlist_status_t i_status; /**< Current status of playlist */
/* R/O fields, don't touch if you aren't the playlist thread */
/* Use a request */
playlist_item_t * p_item; /**< Currently playing/active item */
playlist_item_t * p_node; /**< Current node to play from */
int i_view; /**< Current view */
} status;
struct {
/* Request */
/* Playlist thread uses this info to calculate the next position */
int i_view; /**< requested view id */
playlist_item_t * p_node; /**< requested node to play from */
playlist_item_t * p_item; /**< requested item to play in the node */
int i_skip; /**< Number of items to skip */
int i_goto; /**< Direct index to go to (non-view)*/
vlc_bool_t b_request; /**< Set to true by the requester
The playlist sets it back to false
when processing the request */
vlc_mutex_t lock; /**< Lock to protect request */
} request;
/*@}*/
};
#define SORT_ID 0
#define SORT_TITLE 1
#define SORT_AUTHOR 2
#define SORT_GROUP 3
#define SORT_RANDOM 4
#define SORT_DURATION 5
#define ORDER_NORMAL 0
#define ORDER_REVERSE 1
#define PLAYLIST_TYPE_MANUAL 1
#define PLAYLIST_TYPE_SAP 2
/*****************************************************************************
* Prototypes
*****************************************************************************/
/* Creation/Deletion */
#define playlist_Create(a) __playlist_Create(VLC_OBJECT(a))
playlist_t * __playlist_Create ( vlc_object_t * );
void playlist_Destroy ( playlist_t * );
#define playlist_Play(p) playlist_Command(p,PLAYLIST_PLAY,0)
#define playlist_Pause(p) playlist_Command(p,PLAYLIST_PAUSE,0)
#define playlist_Stop(p) playlist_Command(p,PLAYLIST_STOP,0)
#define playlist_Next(p) playlist_Command(p,PLAYLIST_SKIP,1)
#define playlist_Prev(p) playlist_Command(p,PLAYLIST_SKIP,-1)
#define playlist_Skip(p,i) playlist_Command(p,PLAYLIST_SKIP,i)
#define playlist_Goto(p,i) playlist_Command(p,PLAYLIST_GOTO,i)
/* Playlist control */
#define playlist_Play(p) playlist_Control(p,PLAYLIST_PLAY )
#define playlist_Pause(p) playlist_Control(p,PLAYLIST_PAUSE )
#define playlist_Stop(p) playlist_Control(p,PLAYLIST_STOP )
#define playlist_Next(p) playlist_Control(p,PLAYLIST_SKIP , 1)
#define playlist_Prev(p) playlist_Control(p,PLAYLIST_SKIP , -1)
#define playlist_Skip(p,i) playlist_Control(p,PLAYLIST_SKIP,i)
#define playlist_Goto(p,i) playlist_Control(p,PLAYLIST_GOTO,i)
VLC_EXPORT( void, playlist_Command, ( playlist_t *, playlist_command_t, int ) );
VLC_EXPORT( int, playlist_Control, ( playlist_t *, int, ... ) );
VLC_EXPORT( int, playlist_Clear, ( playlist_t * ) );
/* Item management functions */
/* Item management functions (act on items) */
#define playlist_AddItem(p,pi,i1,i2) playlist_ItemAdd(p,pi,i1,i2)
#define playlist_ItemNew( a , b, c ) __playlist_ItemNew(VLC_OBJECT(a) , b , c )
VLC_EXPORT( playlist_item_t* , __playlist_ItemNew, ( vlc_object_t *,const char *,const char * ) );
VLC_EXPORT( void, playlist_ItemDelete, ( playlist_item_t * ) );
VLC_EXPORT( int, playlist_ItemAdd, ( playlist_t *, playlist_item_t *, int, int ) );
/* Simple add/remove funcctions */
VLC_EXPORT( int, playlist_Add, ( playlist_t *, const char *, const char *, int, int ) );
VLC_EXPORT( int, playlist_AddExt, ( playlist_t *, const char *, const char *, int, int, mtime_t, const char **,int ) );
VLC_EXPORT( int, playlist_Clear, ( playlist_t * ) );
VLC_EXPORT( int, playlist_Delete, ( playlist_t *, int ) );
VLC_EXPORT( int, playlist_Disable, ( playlist_t *, int ) );
VLC_EXPORT( int, playlist_Enable, ( playlist_t *, int ) );
VLC_EXPORT( int, playlist_DisableGroup, ( playlist_t *, int ) );
VLC_EXPORT( int, playlist_EnableGroup, ( playlist_t *, int ) );
/* Basic item information accessors */
VLC_EXPORT( int, playlist_ItemSetGroup, (playlist_item_t *, int ) );
VLC_EXPORT( void, playlist_ItemAddParent, ( playlist_item_t *, int,playlist_item_t *) );
/* Item informations accessors */
VLC_EXPORT( int, playlist_ItemSetName, (playlist_item_t *, char * ) );
VLC_EXPORT( int, playlist_ItemSetDuration, (playlist_item_t *, mtime_t ) );
VLC_EXPORT( int, playlist_SetGroup, (playlist_t * , int , int ) );
VLC_EXPORT( int, playlist_SetName, (playlist_t *, int , char * ) );
VLC_EXPORT( int, playlist_SetDuration, (playlist_t *, int , mtime_t ) );
/* View management functions */
VLC_EXPORT( int, playlist_ViewInsert, (playlist_t *, int, char * ) );
VLC_EXPORT( void, playlist_ViewDelete, (playlist_t *,playlist_view_t* ) );
VLC_EXPORT( playlist_view_t *, playlist_ViewFind, (playlist_t *, int ) );
VLC_EXPORT( int, playlist_ViewUpdate, (playlist_t *, int ) );
VLC_EXPORT( void, playlist_ViewDump, (playlist_t *, playlist_view_t * ) );
VLC_EXPORT( int, playlist_ViewEmpty, (playlist_t *, int, vlc_bool_t ) );
/* Node management */
VLC_EXPORT( playlist_item_t *, playlist_NodeCreate, ( playlist_t *,int,char *, playlist_item_t * p_parent ) );
VLC_EXPORT( int, playlist_NodeAppend, (playlist_t *,int,playlist_item_t*,playlist_item_t *) );
VLC_EXPORT( int, playlist_NodeInsert, (playlist_t *,int,playlist_item_t*,playlist_item_t *, int) );
VLC_EXPORT( int, playlist_NodeRemoveItem, (playlist_t *,playlist_item_t*,playlist_item_t *) );
VLC_EXPORT( int, playlist_NodeChildrenCount, (playlist_t *,playlist_item_t* ) );
VLC_EXPORT( playlist_item_t *, playlist_ChildSearchName, (playlist_item_t*, const char* ) );
VLC_EXPORT( int, playlist_NodeDelete, ( playlist_t *, playlist_item_t *, vlc_bool_t ) );
VLC_EXPORT( int, playlist_NodeEmpty, ( playlist_t *, playlist_item_t *, vlc_bool_t ) );
/* Tree walking */
playlist_item_t *playlist_FindNextFromParent( playlist_t *p_playlist,
int i_view,
playlist_item_t *p_root,
playlist_item_t *p_node,
playlist_item_t *p_item );
playlist_item_t *playlist_FindPrevFromParent( playlist_t *p_playlist,
int i_view,
playlist_item_t *p_root,
playlist_item_t *p_node,
playlist_item_t *p_item );
/* Simple add/remove functions */
/* These functions add the item to the "simple" view (+all & category )*/
VLC_EXPORT( int, playlist_Add, ( playlist_t *, const char *, const char *, int, int ) );
VLC_EXPORT( int, playlist_AddExt, ( playlist_t *, const char *, const char *, int, int, mtime_t, const char **,int ) );
VLC_EXPORT( int, playlist_ItemAdd, ( playlist_t *, playlist_item_t *, int, int ) );
VLC_EXPORT(int, playlist_NodeAddItem, ( playlist_t *, playlist_item_t *,int,playlist_item_t *,int , int ) );
/* Misc item operations (act on item+playlist) */
VLC_EXPORT( int, playlist_Delete, ( playlist_t *, int ) );
VLC_EXPORT( int, playlist_Disable, ( playlist_t *, playlist_item_t * ) );
VLC_EXPORT( int, playlist_Enable, ( playlist_t *, playlist_item_t * ) );
VLC_EXPORT( void, playlist_ItemToNode, (playlist_t *,playlist_item_t *) );
/* Item search functions */
VLC_EXPORT( int, playlist_GetPositionById, (playlist_t *, int) );
VLC_EXPORT( playlist_item_t *, playlist_ItemGetById, (playlist_t *, int) );
VLC_EXPORT( playlist_item_t *, playlist_ItemGetByPos, (playlist_t *, int) );
/* Group management functions */
VLC_EXPORT( playlist_group_t *, playlist_CreateGroup, (playlist_t *, char* ) );
VLC_EXPORT( int, playlist_DeleteGroup, (playlist_t *, int ) );
VLC_EXPORT( char *, playlist_FindGroup, (playlist_t *, int ) );
VLC_EXPORT( int, playlist_GroupToId, (playlist_t *, char * ) );
VLC_EXPORT( int, playlist_GetPositionById, (playlist_t *,int ) );
/* Info functions */
VLC_EXPORT( char * , playlist_GetInfo, ( playlist_t * , int, const char *, const char *) );
@ -186,8 +282,6 @@ VLC_EXPORT( info_category_t*, playlist_ItemCreateCategory, ( playlist_item_t *,
VLC_EXPORT( int, playlist_AddInfo, (playlist_t *, int, const char * , const char *, const char *, ...) );
VLC_EXPORT( int, playlist_ItemAddInfo, (playlist_item_t *, const char * , const char *, const char *, ...) );
/* Option functions */
VLC_EXPORT( int, playlist_ItemAddOption, (playlist_item_t *, const char *) );
/* Playlist sorting */
@ -197,11 +291,17 @@ VLC_EXPORT( int, playlist_ItemAddOption, (playlist_item_t *, const char *) );
#define playlist_SortGroup(p, i) playlist_Sort( p, SORT_GROUP, i)
VLC_EXPORT( int, playlist_Sort, ( playlist_t *, int, int) );
VLC_EXPORT( int, playlist_Move, ( playlist_t *, int, int ) );
VLC_EXPORT( int, playlist_NodeGroup, ( playlist_t *, int,playlist_item_t *,playlist_item_t **,int, int, int ) );
/* Load/Save */
VLC_EXPORT( int, playlist_Import, ( playlist_t *, const char * ) );
VLC_EXPORT( int, playlist_Export, ( playlist_t *, const char *, const char * ) );
/***********************************************************************
* Inline functions
***********************************************************************/
/**
* tell if a playlist is currently playing.
* \param p_playlist the playlist to check
@ -212,7 +312,7 @@ static inline vlc_bool_t playlist_IsPlaying( playlist_t * p_playlist )
vlc_bool_t b_playing;
vlc_mutex_lock( &p_playlist->object_lock );
b_playing = p_playlist->i_status == PLAYLIST_RUNNING;
b_playing = p_playlist->status.i_status == PLAYLIST_RUNNING;
vlc_mutex_unlock( &p_playlist->object_lock );
return( b_playing );

6
src/input/input.c
View File

@ -580,6 +580,7 @@ static int Init( input_thread_t * p_input )
var_Change( p_input, "length", VLC_VAR_SETVALUE, &val, NULL );
UpdateItemLength( p_input, val.i_time );
p_input->input.p_item->i_duration = val.i_time;
}
/* Start title/chapter */
@ -893,6 +894,11 @@ static int Init( input_thread_t * p_input )
msg_Dbg( p_input, "`%s' sucessfully opened",
p_input->input.p_item->psz_uri );
/* Trigger intf update for this item */
/* Playlist has a callback on this variable and will forward
* it to intf */
var_SetInteger( p_input, "item-change", p_input->input.p_item->i_id );
/* initialization is complete */
p_input->i_state = PLAYING_S;

4
src/input/var.c
View File

@ -190,12 +190,14 @@ void input_ControlVarInit ( input_thread_t *p_input )
var_Change( p_input, "length", VLC_VAR_SETVALUE, &val, NULL );
/* Special "intf-change" variable, it allows intf to set up a callback
* to be notified of some changes.
* TODO list all changes warn by this callbacks */
var_Create( p_input, "intf-change", VLC_VAR_BOOL );
var_SetBool( p_input, "intf-change", VLC_TRUE );
/* item-change variable */
var_Create( p_input, "item-change", VLC_VAR_INTEGER );
}
/*****************************************************************************

152
src/playlist/group.c
View File

@ -1,152 +0,0 @@
/*****************************************************************************
* playlist.c : Playlist groups management functions
*****************************************************************************
* Copyright (C) 1999-2004 VideoLAN
* $Id$
*
* Authors: Clément Stenac <zorglub@videolan.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
*****************************************************************************/
#include <stdlib.h> /* free(), strtol() */
#include <stdio.h> /* sprintf() */
#include <string.h> /* strerror() */
#include <vlc/vlc.h>
#include <vlc/input.h>
#include "vlc_playlist.h"
/**
* Create a group
*
* Create a new group
* \param p_playlist pointer to a playlist
* \param psz_name the name of the group to be created
* \return a pointer to the created group, or NULL on error
*/
playlist_group_t *playlist_CreateGroup( playlist_t *p_playlist, char *psz_name)
{
playlist_group_t *p_group;
int i;
for( i = 0 ; i < p_playlist->i_groups; i++ )
{
if( !strcasecmp( p_playlist->pp_groups[i]->psz_name , psz_name ) )
{
msg_Info( p_playlist, "this group already exists");
return p_playlist->pp_groups[i];
}
}
/* Allocate the group structure */
if( ( p_group = malloc( sizeof(playlist_group_t) ) ) == NULL )
{
msg_Err( p_playlist, "out of memory" );
return NULL;
}
p_group->psz_name = strdup( psz_name );
p_group->i_id = ++p_playlist->i_last_group;
msg_Dbg(p_playlist,"creating group %s with id %i at position %i",
p_group->psz_name,
p_group->i_id,
p_playlist->i_groups);
INSERT_ELEM ( p_playlist->pp_groups,
p_playlist->i_groups,
p_playlist->i_groups,
p_group );
return p_group;
}
/**
* Destroy a group
*
* \param p_playlist the playlist to remove the group from
* \param i_id the identifier of the group to remove
* \return VLC_SUCCESS
*/
int playlist_DeleteGroup( playlist_t *p_playlist, int i_id )
{
int i;
for( i=0 ; i<= p_playlist->i_groups; i++ )
{
playlist_group_t *p_group = p_playlist->pp_groups[i];
if( p_group->i_id == i_id )
{
if( p_group->psz_name )
{
free( p_group->psz_name );
}
REMOVE_ELEM( p_playlist->pp_groups,
p_playlist->i_groups,
i );
free( p_group );
return VLC_SUCCESS;
}
}
return VLC_SUCCESS;
}
/**
* Find the name of the group given its ID
*
* \param p_playlist the playlist where to find the group
* \param i_id the ID to search for
* \return the name of the group
*/
char *playlist_FindGroup( playlist_t *p_playlist, int i_id )
{
int i;
for( i=0 ; i< p_playlist->i_groups; i++ )
{
if( p_playlist->pp_groups[i]->i_id == i_id )
{
if( p_playlist->pp_groups[i]->psz_name)
return strdup( p_playlist->pp_groups[i]->psz_name );
}
}
return NULL;
}
/**
* Find the id of a group given its name
*
* \param p_playlist the playlist where to find the group
* \param psz_name the name to search for
* \return the id of the group
*/
int playlist_GroupToId( playlist_t *p_playlist, char *psz_name )
{
int i;
for( i = 0 ; i< p_playlist->i_groups; i++ )
{
if( p_playlist->pp_groups[i]->psz_name)
{
if( ! strcasecmp( p_playlist->pp_groups[i]->psz_name, psz_name ) )
{
return p_playlist->pp_groups[i]->i_id;
}
}
}
return VLC_SUCCESS;
}

2
src/playlist/info.c
View File

@ -122,7 +122,7 @@ info_category_t * playlist_ItemGetCategory( playlist_item_t *p_item,
* \return the info category.
*/
info_category_t * playlist_ItemCreateCategory( playlist_item_t *p_item,
const char *psz_cat )
const char *psz_cat )
{
info_category_t *p_cat;
int i;

664
src/playlist/item-ext.c
View File

@ -1,5 +1,5 @@
/*****************************************************************************
* item-ext.c : Playlist item management functions
* item-ext.c : Playlist item management functions (act on the playlist)
*****************************************************************************
* Copyright (C) 1999-2004 VideoLAN
* $Id$
@ -54,8 +54,8 @@ int playlist_AddExt( playlist_t *p_playlist, const char * psz_uri,
mtime_t i_duration, const char **ppsz_options,
int i_options )
{
playlist_item_t *p_item =
playlist_ItemNew( p_playlist , psz_uri, psz_name );
playlist_item_t *p_item;
p_item = playlist_ItemNew( p_playlist , psz_uri, psz_name );
if( p_item == NULL )
{
@ -102,6 +102,259 @@ int playlist_Add( playlist_t *p_playlist, const char *psz_uri,
-1, NULL, 0 );
}
/**
* Add a playlist item into a playlist
*
* \param p_playlist the playlist to insert into
* \param p_item the playlist item to insert
* \param i_mode the mode used when adding
* \param i_pos the possition in the playlist where to add. If this is
* PLAYLIST_END the item will be added at the end of the playlist
* regardless of it's size
* \return The id of the playlist item
*/
int playlist_AddItem( playlist_t *p_playlist, playlist_item_t *p_item,
int i_mode, int i_pos)
{
vlc_value_t val;
vlc_bool_t b_end = VLC_FALSE;
playlist_view_t *p_view;
vlc_mutex_lock( &p_playlist->object_lock );
/*
* CHECK_INSERT : checks if the item is already enqued before
* enqueing it
*/
/* That should not change */
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]->input.psz_uri,
p_item->input.psz_uri ) )
{
playlist_ItemDelete( p_item );
vlc_mutex_unlock( &p_playlist->object_lock );
return -1;
}
}
}
i_mode &= ~PLAYLIST_CHECK_INSERT;
i_mode |= PLAYLIST_APPEND;
}
msg_Dbg( p_playlist, "adding playlist item `%s' ( %s )",
p_item->input.psz_name, p_item->input.psz_uri );
p_item->input.i_id = ++p_playlist->i_last_id;
/* Do a few boundary checks and allocate space for the item */
if( i_pos == PLAYLIST_END )
{
b_end = VLC_TRUE;
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 );
p_playlist->i_enabled ++;
/* We update the ALL view directly */
playlist_ViewUpdate( p_playlist, VIEW_ALL );
/* Add the item to the General category */
if( b_end == VLC_TRUE )
{
playlist_NodeAppend( p_playlist, VIEW_CATEGORY, p_item,
p_playlist->p_general );
}
else
{
playlist_NodeInsert( p_playlist, VIEW_CATEGORY, p_item,
p_playlist->p_general, i_pos );
}
p_view = playlist_ViewFind( p_playlist, VIEW_ALL );
playlist_ItemAddParent( p_item, VIEW_ALL, p_view->p_root );
/* Also add the item to the "simple" view */
p_view = playlist_ViewFind( p_playlist, VIEW_SIMPLE );
if( b_end == VLC_TRUE )
{
playlist_NodeAppend( p_playlist, VIEW_SIMPLE,p_item,
p_view->p_root );
}
else
{
playlist_NodeInsert( p_playlist, VIEW_SIMPLE,p_item,
p_view->p_root, i_pos );
}
/* FIXME : Update sorted views */
if( p_playlist->i_index >= i_pos )
{
p_playlist->i_index++;
}
}
else
{
msg_Err( p_playlist, "Insert mode not implemented" );
}
if( i_mode & PLAYLIST_GO )
{
p_playlist->request.b_request = VLC_TRUE;
/* FIXME ... */
p_playlist->request.i_view = VIEW_SIMPLE;
p_playlist->request.p_node = p_view->p_root;
p_playlist->request.p_item = p_item;
if( p_playlist->p_input )
{
input_StopThread( p_playlist->p_input );
}
p_playlist->status.i_status = PLAYLIST_RUNNING;
}
vlc_mutex_unlock( &p_playlist->object_lock );
val.b_bool = VLC_TRUE;
var_Set( p_playlist, "intf-change", val );
return p_item->input.i_id;
}
/**
* Add a playlist item to a given node (in the category view )
*
* \param p_playlist the playlist to insert into
* \param p_item the playlist item to insert
* \param i_view the view for which to add or TODO: ALL_VIEWS
* \param p_parent the parent node
* \param i_mode the mode used when adding
* \param i_pos the possition in the node where to add. If this is
* PLAYLIST_END the item will be added at the end of the node
** \return The id of the playlist item
*/
int playlist_NodeAddItem( playlist_t *p_playlist, playlist_item_t *p_item,
int i_view,playlist_item_t *p_parent,
int i_mode, int i_pos)
{
vlc_value_t val;
int i_position;
playlist_view_t *p_view;
vlc_mutex_lock( &p_playlist->object_lock );
/* Sanity checks */
if( !p_parent || p_parent->i_children == -1 )
{
msg_Err( p_playlist, "invalid node" );
}
/*
* 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]->input.psz_uri,
p_item->input.psz_uri ) )
{
playlist_ItemDelete( p_item );
vlc_mutex_unlock( &p_playlist->object_lock );
return -1;
}
}
}
i_mode &= ~PLAYLIST_CHECK_INSERT;
i_mode |= PLAYLIST_APPEND;
}
msg_Dbg( p_playlist, "adding playlist item `%s' ( %s )",
p_item->input.psz_name, p_item->input.psz_uri );
p_item->input.i_id = ++p_playlist->i_last_id;
/* First, add the item at the right position in the item bank */
/* WHY THAT ? */
//i_position = p_playlist->i_index == -1 ? 0 : p_playlist->i_index;
i_position = p_playlist->i_size ;
INSERT_ELEM( p_playlist->pp_items,
p_playlist->i_size,
i_position,
p_item );
p_playlist->i_enabled ++;
/* TODO: Handle modes */
playlist_NodeAppend( p_playlist, i_view, p_item, p_parent );
/* We update the ALL view directly */
p_view = playlist_ViewFind( p_playlist, VIEW_ALL );
playlist_ItemAddParent( p_item, VIEW_ALL, p_view->p_root );
playlist_ViewUpdate( p_playlist, VIEW_ALL );
/* TODO : Update sorted views*/
if( i_mode & PLAYLIST_GO )
{
p_playlist->request.b_request = VLC_TRUE;
p_playlist->request.i_view = VIEW_CATEGORY;
p_playlist->request.p_node = p_parent;
p_playlist->request.p_item = p_item;
if( p_playlist->p_input )
{
input_StopThread( p_playlist->p_input );
}
p_playlist->status.i_status = PLAYLIST_RUNNING;
}
vlc_mutex_unlock( &p_playlist->object_lock );
val.b_bool = VLC_TRUE;
var_Set( p_playlist, "intf-change", val );
return p_item->input.i_id;
}
/***************************************************************************
* Item search functions
***************************************************************************/
@ -119,7 +372,7 @@ int playlist_GetPositionById( playlist_t * p_playlist , int i_id )
int i;
for( i = 0 ; i < p_playlist->i_size ; i++ )
{
if( p_playlist->pp_items[i]->i_id == i_id )
if( p_playlist->pp_items[i]->input.i_id == i_id )
{
return i;
}
@ -127,25 +380,6 @@ int playlist_GetPositionById( playlist_t * p_playlist , int i_id )
return VLC_EGENERIC;
}
/**
* Search an item by its id
*
* \param p_playlist the playlist
* \param i_id the id to find
* \return the item, or NULL on failure
*/
playlist_item_t * playlist_ItemGetById( playlist_t * p_playlist , int i_id )
{
int i;
for( i = 0 ; i < p_playlist->i_size ; i++ )
{
if( p_playlist->pp_items[i]->i_id == i_id )
{
return p_playlist->pp_items[i];
}
}
return NULL;
}
/**
* Search an item by its position
@ -171,226 +405,113 @@ playlist_item_t * playlist_ItemGetByPos( playlist_t * p_playlist , int i_pos )
}
}
/**********************************************************************
* playlist_item_t structure accessors
* These functions give access to the fields of the playlist_item_t
* structure
**********************************************************************/
/**
* Set the group of a playlist item
*
* \param p_item the item
* \param i_group the group to set
* \return VLC_SUCCESS on success
*/
int playlist_ItemSetGroup( playlist_item_t *p_item, int i_group)
{
p_item->i_group = i_group;
return VLC_SUCCESS;
}
/**
* Set the group of a playlist item (by position)
* This function must be entered with the playlist lock
* Legacy function due to disappear (locks the whole playlist)
* Search an item by its id
*
* \param p_playlist the playlist
* \param i_pos the postition of the item of which we change the group
* \param i_group the new group
* \return VLC_SUCCESS on success, VLC_EGENERIC on failure
* \param i_id the id to find
* \return the item, or NULL on failure
*/
int playlist_SetGroup( playlist_t *p_playlist, int i_pos, int i_group )
playlist_item_t * playlist_ItemGetById( playlist_t * p_playlist , int i_id )
{
vlc_value_t val;
playlist_item_t *p_item;
if( !p_playlist )
int i;
for( i = 0 ; i < p_playlist->i_size ; i++ )
{
return VLC_ENOOBJ;
}
p_item = playlist_ItemGetByPos( p_playlist , i_pos );
if( !p_item )
{
return VLC_ENOOBJ;
}
vlc_mutex_lock( &p_item->input.lock );
playlist_ItemSetGroup( p_item , i_group );
vlc_mutex_unlock( &p_item->input.lock );
val.b_bool = (i_pos >= 0 && i_pos < p_playlist->i_size ) ? i_pos : -1;
var_Set( p_playlist, "item-change", val );
return VLC_SUCCESS;
}
/**
* Set the name of a playlist item
*
* \param p_item the item
* \param psz_name the new name
* \return VLC_SUCCESS on success, VLC_EGENERIC on failure
*/
int playlist_ItemSetName( playlist_item_t *p_item, char *psz_name )
{
if( psz_name && p_item )
{
p_item->input.psz_name = strdup( psz_name );
return VLC_SUCCESS;
}
return VLC_EGENERIC;
}
/**
* Set the name of a playlist item (by position)
* This function must be entered with the playlist lock
* Legacy function due to disappear (locks the whole playlist)
*
* \param p_playlist the playlist
* \param i_pos the position of the item of which we change the name
* \param psz_name the new name
* \return VLC_SUCCESS on success, VLC_EGENERIC on failure
*/
int playlist_SetName( playlist_t *p_playlist, int i_pos, char *psz_name )
{
vlc_value_t val;
playlist_item_t *p_item;
if( !p_playlist )
{
return VLC_ENOOBJ;
}
p_item = playlist_ItemGetByPos( p_playlist , i_pos );
if( !p_item )
{
return VLC_ENOOBJ;
}
vlc_mutex_lock( &p_item->input.lock );
playlist_ItemSetName( p_item , psz_name );
vlc_mutex_unlock( &p_item->input.lock );
val.b_bool = (i_pos >= 0 && i_pos < p_playlist->i_size ) ? i_pos : -1;
var_Set( p_playlist, "item-change", val );
return VLC_SUCCESS;
}
/**
* Set the duration of a playlist item
* This function must be entered with the item lock
*
* \param p_item the item
* \param i_duration the new duration
* \return VLC_SUCCESS on success, VLC_EGENERIC on failure
*/
int playlist_ItemSetDuration( playlist_item_t *p_item, mtime_t i_duration )
{
char psz_buffer[MSTRTIME_MAX_SIZE];
if( p_item )
{
p_item->input.i_duration = i_duration;
if( i_duration != -1 )
if( p_playlist->pp_items[i]->input.i_id == i_id )
{
secstotimestr( psz_buffer, i_duration/1000000 );
return p_playlist->pp_items[i];
}
else
{
memcpy( psz_buffer, "--:--:--", sizeof("--:--:--") );
}
playlist_ItemAddInfo( p_item, _("General") , _("Duration"),
"%s", psz_buffer );
return VLC_SUCCESS;
}
return VLC_EGENERIC;
return NULL;
}
/***********************************************************************
* Misc functions
***********************************************************************/
/**
* Set the duration of a playlist item
* This function must be entered with the playlist lock
* Legacy function due to disappear (locks the whole playlist)
* Transform an item to a node
*
* \param p_playlist the playlist
* \param i_pos the position of the item of which we change the duration
* \param i_duration the duration to set
* \return VLC_SUCCESS on success, VLC_EGENERIC on failure
* \param p_playlist the playlist object
* \param p_item the item to transform
* \return nothing
*/
int playlist_SetDuration( playlist_t *p_playlist, int i_pos, mtime_t i_duration )
void playlist_ItemToNode( playlist_t *p_playlist,playlist_item_t *p_item )
{
vlc_value_t val;
playlist_item_t *p_item;
if( !p_playlist )
int i = 0;
if( p_item->i_children == -1 )
{
return VLC_ENOOBJ;
p_item->i_children = 0;
}
p_item = playlist_ItemGetByPos( p_playlist , i_pos );
if( !p_item )
vlc_mutex_lock( &p_playlist->object_lock );
/* Remove it from the array of available items */
for( i = 0 ; i < p_playlist->i_size ; i++ )
{
return VLC_ENOOBJ;
if( p_item == p_playlist->pp_items[i] )
{
REMOVE_ELEM( p_playlist->pp_items, p_playlist->i_size, i );
}
}
vlc_mutex_unlock( &p_playlist->object_lock );
vlc_mutex_lock( &p_item->input.lock );
playlist_ItemSetDuration( p_item , i_duration );
vlc_mutex_unlock( &p_item->input.lock );
val.b_bool = (i_pos >= 0 && i_pos < p_playlist->i_size ) ? i_pos : -1;
var_Set( p_playlist, "item-change", val );
return VLC_SUCCESS;
/* Handle the parents
* Nothing to do ! */
}
/**********************************************************************
* Actions on existing playlist items
**********************************************************************/
/**
* delete an item from a playlist.
*
* \param p_playlist the playlist to remove from.
* \param i_pos the position of the item to remove
* \return returns 0
* \param i_id the identifier of the item to delete
* \return returns VLC_SUCCESS or an error
*/
int playlist_Delete( playlist_t * p_playlist, int i_pos )
int playlist_Delete( playlist_t * p_playlist, int i_id )
{
vlc_value_t val;
int i;
/* if i_pos is the current played item, playlist should stop playing it */
if( ( p_playlist->i_status == PLAYLIST_RUNNING) &&
(p_playlist->i_index == i_pos) )
playlist_item_t *p_item = playlist_ItemGetById( p_playlist, i_id );
if( p_item == NULL ) return VLC_EGENERIC;
/* Check if it is the current item */
if( p_playlist->status.p_item == p_item )
{
playlist_Command( p_playlist, PLAYLIST_STOP, 0 );
playlist_Control( p_playlist, PLAYLIST_STOP );
p_playlist->status.p_item = NULL;
}
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_item->input.psz_name );
/* Remove the item from all its parent nodes */
for ( i= 0 ; i < p_item->i_parents ; i++ )
{
playlist_item_t *p_item = p_playlist->pp_items[i_pos];
msg_Dbg( p_playlist, "deleting playlist item `%s'",
p_item->input.psz_name );
playlist_ItemDelete( p_item );
if( i_pos <= p_playlist->i_index )
playlist_NodeRemoveItem( p_playlist, p_item,
p_item->pp_parents[i]->p_parent );
if( p_item->pp_parents[i]->i_view == VIEW_ALL )
{
p_playlist->i_index--;
p_playlist->i_size--;
}
/* Renumber the playlist */
REMOVE_ELEM( p_playlist->pp_items, p_playlist->i_size, i_pos );
if( p_playlist->i_enabled > 0 ) p_playlist->i_enabled--;
}
/* TODO : Update views */
playlist_ItemDelete( p_item );
vlc_mutex_unlock( &p_playlist->object_lock );
val.b_bool = VLC_TRUE;
var_Set( p_playlist, "intf-change", val );
return 0;
return VLC_SUCCESS;
}
/**
@ -401,27 +522,15 @@ int playlist_Delete( playlist_t * p_playlist, int i_pos )
*/
int playlist_Clear( playlist_t * p_playlist )
{
while( p_playlist->i_groups > 0 )
int i;
for( i = p_playlist->i_size; i > 0 ; i-- )
{
playlist_DeleteGroup( p_playlist, p_playlist->pp_groups[0]->i_id );
playlist_Delete( p_playlist, p_playlist->pp_items[0]->input.i_id );
}
while( p_playlist->i_size > 0 )
{
playlist_Delete( p_playlist, 0 );
}
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;
return 0;
return VLC_SUCCESS;
}
/**
* Disables a playlist item
*
@ -429,28 +538,23 @@ int playlist_Clear( playlist_t * p_playlist )
* \param i_pos the position of the item to disable
* \return returns 0
*/
int playlist_Disable( playlist_t * p_playlist, int i_pos )
int playlist_Disable( playlist_t * p_playlist, playlist_item_t *p_item )
{
vlc_value_t val;
vlc_mutex_lock( &p_playlist->object_lock );
if( !p_item ) return VLC_EGENERIC;
if( i_pos >= 0 && i_pos < p_playlist->i_size )
msg_Dbg( p_playlist, "disabling playlist item `%s'",
p_item->input.psz_name );
if( p_item->i_flags & PLAYLIST_ENA_FLAG )
{
msg_Dbg( p_playlist, "disabling playlist item `%s'",
p_playlist->pp_items[i_pos]->input.psz_name );
if( p_playlist->pp_items[i_pos]->b_enabled == VLC_TRUE )
p_playlist->i_enabled--;
p_playlist->pp_items[i_pos]->b_enabled = VLC_FALSE;
p_playlist->i_enabled--;
}
p_item->i_flags &= ~PLAYLIST_ENA_FLAG;
vlc_mutex_unlock( &p_playlist->object_lock );
val.b_bool = i_pos;
var_Set( p_playlist, "item-change", val );
return 0;
var_SetInteger( p_playlist, "item-change", p_item->input.i_id );
return VLC_SUCCESS;
}
/**
@ -460,95 +564,23 @@ int playlist_Disable( playlist_t * p_playlist, int i_pos )
* \param i_pos the position of the item to enable
* \return returns 0
*/
int playlist_Enable( playlist_t * p_playlist, int i_pos )
int playlist_Enable( playlist_t * p_playlist, playlist_item_t *p_item )
{
vlc_value_t val;
vlc_mutex_lock( &p_playlist->object_lock );
if( i_pos >= 0 && i_pos < p_playlist->i_size )
if( !p_item ) return VLC_EGENERIC;
msg_Dbg( p_playlist, "enabling playlist item `%s'",
p_item->input.psz_name );
if( p_item->i_flags & ~PLAYLIST_ENA_FLAG )
{
msg_Dbg( p_playlist, "enabling playlist item `%s'",
p_playlist->pp_items[i_pos]->input.psz_name );
if( p_playlist->pp_items[i_pos]->b_enabled == VLC_FALSE )
p_playlist->i_enabled++;
p_playlist->pp_items[i_pos]->b_enabled = VLC_TRUE;
p_playlist->i_enabled++;
}
p_item->i_flags |= PLAYLIST_ENA_FLAG;
vlc_mutex_unlock( &p_playlist->object_lock );
val.b_bool = i_pos;
var_Set( p_playlist, "item-change", val );
return 0;
}
/**
* Disables a playlist group
*
* \param p_playlist the playlist to disable from.
* \param i_group the id of the group to disable
* \return returns 0
*/
int playlist_DisableGroup( playlist_t * p_playlist, int i_group )
{
vlc_value_t val;
int i;
vlc_mutex_lock( &p_playlist->object_lock );
msg_Dbg( p_playlist, "disabling group %i", i_group );
for( i = 0 ; i< p_playlist->i_size; i++ )
{
if( p_playlist->pp_items[i]->i_group == i_group )
{
msg_Dbg( p_playlist, "disabling playlist item `%s'",
p_playlist->pp_items[i]->input.psz_name );
if( p_playlist->pp_items[i]->b_enabled == VLC_TRUE )
p_playlist->i_enabled--;
p_playlist->pp_items[i]->b_enabled = VLC_FALSE;
val.b_bool = i;
var_Set( p_playlist, "item-change", val );
}
}
vlc_mutex_unlock( &p_playlist->object_lock );
return 0;
}
/**
* Enables a playlist group
*
* \param p_playlist the playlist to enable from.
* \param i_group the id of the group to enable
* \return returns 0
*/
int playlist_EnableGroup( playlist_t * p_playlist, int i_group )
{
vlc_value_t val;
int i;
vlc_mutex_lock( &p_playlist->object_lock );
for( i = 0; i< p_playlist->i_size; i++ )
{
if( p_playlist->pp_items[i]->i_group == i_group )
{
msg_Dbg( p_playlist, "enabling playlist item `%s'",
p_playlist->pp_items[i]->input.psz_name );
if( p_playlist->pp_items[i]->b_enabled == VLC_FALSE )
p_playlist->i_enabled++;
p_playlist->pp_items[i]->b_enabled = VLC_TRUE;
val.b_bool = i;
var_Set( p_playlist, "item-change", val );
}
}
vlc_mutex_unlock( &p_playlist->object_lock );
return 0;
var_SetInteger( p_playlist, "item-change", p_item->input.i_id );
return VLC_SUCCESS;
}
/**
@ -582,11 +614,13 @@ int playlist_Move( playlist_t * p_playlist, int i_pos, int i_newpos )
{
p_playlist->i_index = i_newpos;
}
else if( i_pos > p_playlist->i_index && i_newpos <= p_playlist->i_index )
else if( i_pos > p_playlist->i_index &&
i_newpos <= p_playlist->i_index )
{
p_playlist->i_index++;
}
else if( i_pos < p_playlist->i_index && i_newpos >= p_playlist->i_index )
else if( i_pos < p_playlist->i_index &&
i_newpos >= p_playlist->i_index )
{
p_playlist->i_index--;
}

321
src/playlist/item.c
View File

@ -29,6 +29,8 @@
#include "vlc_playlist.h"
static void GuessType( input_item_t *p_item);
/**
* Create a new item, without adding it to the playlist
*
@ -43,23 +45,37 @@ playlist_item_t * __playlist_ItemNew( vlc_object_t *p_obj,
{
playlist_item_t * p_item;
if( psz_uri == NULL ) return NULL;
if( psz_uri == NULL) return NULL;
p_item = malloc( sizeof( playlist_item_t ) );
if( p_item == NULL ) return NULL;
memset( p_item, 0, sizeof( playlist_item_t ) );
vlc_input_item_Init( p_obj, &p_item->input );
p_item->input.i_duration = -1;
p_item->input.psz_uri = strdup( psz_uri );
if( psz_name != NULL ) p_item->input.psz_name = strdup( psz_name );
else p_item->input.psz_name = strdup ( psz_uri );
p_item->b_enabled = VLC_TRUE;
p_item->i_group = PLAYLIST_TYPE_MANUAL;
p_item->i_nb_played = 0;
p_item->i_children = -1;
p_item->pp_children = NULL;
p_item->i_flags = 0;
p_item->i_flags |= PLAYLIST_SKIP_FLAG;
p_item->input.i_duration = -1;
p_item->input.ppsz_options = NULL;
p_item->input.i_options = 0;
vlc_mutex_init( p_obj, &p_item->input.lock );
GuessType( &p_item->input );
playlist_ItemCreateCategory( p_item, _("General") );
return p_item;
}
@ -71,138 +87,53 @@ playlist_item_t * __playlist_ItemNew( vlc_object_t *p_obj,
*/
void playlist_ItemDelete( playlist_item_t *p_item )
{
vlc_input_item_Clean( &p_item->input );
vlc_mutex_lock( &p_item->input.lock );
if( p_item->input.psz_name ) free( p_item->input.psz_name );
if( p_item->input.psz_uri ) free( p_item->input.psz_uri );
/* Free the info categories */
if( p_item->input.i_categories > 0 )
{
int i, j;
for( i = 0; i < p_item->input.i_categories; i++ )
{
info_category_t *p_category = p_item->input.pp_categories[i];
for( j = 0; j < p_category->i_infos; j++)
{
if( p_category->pp_infos[j]->psz_name )
{
free( p_category->pp_infos[j]->psz_name);
}
if( p_category->pp_infos[j]->psz_value )
{
free( p_category->pp_infos[j]->psz_value );
}
free( p_category->pp_infos[j] );
}
if( p_category->i_infos ) free( p_category->pp_infos );
if( p_category->psz_name ) free( p_category->psz_name );
free( p_category );
}
free( p_item->input.pp_categories );
}
for( ; p_item->input.i_options > 0; p_item->input.i_options-- )
{
free( p_item->input.ppsz_options[p_item->input.i_options - 1] );
if( p_item->input.i_options == 1 ) free( p_item->input.ppsz_options );
}
vlc_mutex_unlock( &p_item->input.lock );
vlc_mutex_destroy( &p_item->input.lock );
free( p_item );
}
/**
* Add a playlist item into a playlist
*
* \param p_playlist the playlist to insert into
* \param p_item the playlist item to insert
* \param i_mode the mode used when adding
* \param i_pos the possition in the playlist where to add. If this is
* PLAYLIST_END the item will be added at the end of the playlist
* regardless of it's size
* \return The id of the playlist item
*/
int playlist_AddItem( playlist_t *p_playlist, playlist_item_t *p_item,
int i_mode, int i_pos)
{
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]->input.psz_uri,
p_item->input.psz_uri ) )
{
if ( p_item->input.psz_name )
{
free( p_item->input.psz_name );
}
if ( p_item->input.psz_uri )
{
free ( p_item->input.psz_uri );
}
free( p_item );
vlc_mutex_unlock( &p_playlist->object_lock );
return -1;
}
}
}
i_mode &= ~PLAYLIST_CHECK_INSERT;
i_mode |= PLAYLIST_APPEND;
}
msg_Dbg( p_playlist, "adding playlist item `%s' ( %s )",
p_item->input.psz_name, p_item->input.psz_uri );
p_item->i_id = ++p_playlist->i_last_id;
/* 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 );
p_playlist->i_enabled ++;
if( p_playlist->i_index >= i_pos )
{
p_playlist->i_index++;
}
}
else
{
/* i_mode == PLAYLIST_REPLACE and 0 <= i_pos < p_playlist->i_size */
if( p_playlist->pp_items[i_pos]->input.psz_name )
{
free( p_playlist->pp_items[i_pos]->input.psz_name );
}
if( p_playlist->pp_items[i_pos]->input.psz_uri )
{
free( p_playlist->pp_items[i_pos]->input.psz_uri );
}
/* 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 )
{
p_playlist->i_index = i_pos;
if( p_playlist->p_input )
{
input_StopThread( p_playlist->p_input );
}
p_playlist->i_status = PLAYLIST_RUNNING;
}
vlc_mutex_unlock( &p_playlist->object_lock );
val.b_bool = VLC_TRUE;
var_Set( p_playlist, "intf-change", val );
return p_item->i_id;
}
/**
* Add a option to one item ( no need for p_playlist )
*
@ -221,3 +152,127 @@ int playlist_ItemAddOption( playlist_item_t *p_item, const char *psz_option )
return VLC_SUCCESS;
}
/**
* Add a parent to an item
*
* \param p_item the item
* \param i_view the view in which the parent is
* \param p_parent the parent to add
* \return nothing
*/
void playlist_ItemAddParent( playlist_item_t *p_item, int i_view,
playlist_item_t *p_parent )
{
vlc_bool_t b_found = VLC_FALSE;
int i;
for( i= 0; i< p_item->i_parents ; i++ )
{
if( p_item->pp_parents[i]->i_view == i_view )
{
b_found = VLC_TRUE;
break;
}
}
if( b_found == VLC_FALSE )
{
struct item_parent_t *p_ip = (struct item_parent_t *)
malloc(sizeof(struct item_parent_t) );
p_ip->i_view = i_view;
p_ip->p_parent = p_parent;
INSERT_ELEM( p_item->pp_parents,
p_item->i_parents, p_item->i_parents,
p_ip );
}
}
/**********************************************************************
* playlist_item_t structure accessors
* These functions give access to the fields of the playlist_item_t
* structure
**********************************************************************/
/**
* Set the name of a playlist item
*
* \param p_item the item
* \param psz_name the new name
* \return VLC_SUCCESS on success, VLC_EGENERIC on failure
*/
int playlist_ItemSetName( playlist_item_t *p_item, char *psz_name )
{
if( psz_name && p_item )
{
p_item->input.psz_name = strdup( psz_name );
return VLC_SUCCESS;
}
return VLC_EGENERIC;
}
/**
* Set the duration of a playlist item
* This function must be entered with the item lock
*
* \param p_item the item
* \param i_duration the new duration
* \return VLC_SUCCESS on success, VLC_EGENERIC on failure
*/
int playlist_ItemSetDuration( playlist_item_t *p_item, mtime_t i_duration )
{
char psz_buffer[MSTRTIME_MAX_SIZE];
if( p_item )
{
p_item->input.i_duration = i_duration;
if( i_duration != -1 )
{
secstotimestr( psz_buffer, i_duration/1000000 );
}
else
{
memcpy( psz_buffer, "--:--:--", sizeof("--:--:--") );
}
playlist_ItemAddInfo( p_item, _("General") , _("Duration"),
"%s", psz_buffer );
return VLC_SUCCESS;
}
return VLC_EGENERIC;
}
static void GuessType( input_item_t *p_item)
{
int i;
static struct { char *psz_search; int i_type; } types_array[] =
{
{ "http", ITEM_TYPE_NET },
{ "dvd", ITEM_TYPE_DISC },
{ "cdda", ITEM_TYPE_DISC },
{ "mms", ITEM_TYPE_NET },
{ "rtsp", ITEM_TYPE_NET },
{ "udp", ITEM_TYPE_NET },
{ "vcd", ITEM_TYPE_DISC },
{ "v4l", ITEM_TYPE_CARD },
{ "dshow", ITEM_TYPE_CARD },
{ "pvr", ITEM_TYPE_CARD },
{ "dvb", ITEM_TYPE_CARD },
{ "qpsk", ITEM_TYPE_CARD },
{ NULL, 0 }
};
for( i = 0; types_array[i].psz_search != NULL; i++ )
{
if( !strncmp( p_item->psz_uri, types_array[i].psz_search,
strlen( types_array[i].psz_search ) ) )
{
p_item->i_type = types_array[i].i_type;
return;
}
}
return ITEM_TYPE_UNKNOWN;
}

39
src/playlist/loadsave.c
View File

@ -34,10 +34,11 @@
#define PLAYLIST_FILE_HEADER "# vlc playlist file version 0.5"
/**
* Import a certain playlist file into the playlist
* Import a certain playlist file into the library
* This file will get inserted as a new category
*
* XXX: TODO
* \param p_playlist the playlist to which the new items will be added
* \param psz_filename the name of the playlistfile to import
* \return VLC_SUCCESS on success
@ -68,6 +69,40 @@ int playlist_Import( playlist_t * p_playlist, const char *psz_filename )
return VLC_SUCCESS;
}
/**
* Load a certain playlist file into the playlist
* This file will replace the contents of the "current" view
*
* \param p_playlist the playlist to which the new items will be added
* \param psz_filename the name of the playlistfile to import
* \return VLC_SUCCESS on success
*/
int playlist_Load( playlist_t * p_playlist, const char *psz_filename )
{
playlist_item_t *p_item;
char *psz_uri;
int i_id;
msg_Dbg( p_playlist, "clearing playlist");
playlist_Clear( p_playlist );
psz_uri = (char *)malloc(sizeof(char)*strlen(psz_filename) + 17 );
sprintf( psz_uri, "file/playlist://%s", psz_filename);
i_id = playlist_Add( p_playlist, psz_uri, psz_uri,
PLAYLIST_INSERT , PLAYLIST_END);
vlc_mutex_lock( &p_playlist->object_lock );
p_item = playlist_ItemGetById( p_playlist, i_id );
p_item->b_autodeletion = VLC_TRUE;
vlc_mutex_unlock( &p_playlist->object_lock );
playlist_Play(p_playlist);
return VLC_SUCCESS;
}
/**
* Export a playlist to a certain type of playlistfile
*

595
src/playlist/playlist.c
View File

@ -5,6 +5,7 @@
* $Id$
*
* Authors: Samuel Hocevar <sam@zoy.org>
* Clément Stenac <zorglub@videolan.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@ -31,14 +32,24 @@
#include "vlc_playlist.h"
#define PLAYLIST_FILE_HEADER_0_5 "# vlc playlist file version 0.5"
#define TITLE_CATEGORY N_( "By category" )
#define TITLE_SIMPLE N_( "Manually added" )
#define TITLE_ALL N_( "All items, unsorted" )
#define PLAYLIST_PROFILE 1
/*****************************************************************************
* Local prototypes
*****************************************************************************/
static void RunThread ( playlist_t * );
static void SkipItem ( playlist_t *, int );
static void PlayItem ( playlist_t * );
static playlist_item_t * NextItem ( playlist_t * );
static void PlayItem ( playlist_t *, playlist_item_t * );
static int ItemChange( vlc_object_t *, const char *,
vlc_value_t, vlc_value_t, void * );
int playlist_vaControl( playlist_t * p_playlist, int i_query, va_list args );
/**
* Create playlist
@ -50,6 +61,7 @@ static void PlayItem ( playlist_t * );
playlist_t * __playlist_Create ( vlc_object_t *p_parent )
{
playlist_t *p_playlist;
playlist_view_t *p_view;
vlc_value_t val;
/* Allocate structure */
@ -60,6 +72,7 @@ playlist_t * __playlist_Create ( vlc_object_t *p_parent )
return NULL;
}
/* These variables control updates */
var_Create( p_playlist, "intf-change", VLC_VAR_BOOL );
val.b_bool = VLC_TRUE;
var_Set( p_playlist, "intf-change", val );
@ -78,31 +91,51 @@ playlist_t * __playlist_Create ( vlc_object_t *p_parent )
val.b_bool = VLC_TRUE;
var_Set( p_playlist, "intf-show", val );
/* Variables to control playback */
var_CreateGetBool( p_playlist, "play-and-stop" );
var_CreateGetBool( p_playlist, "random" );
var_CreateGetBool( p_playlist, "repeat" );
var_CreateGetBool( p_playlist, "loop" );
var_Create( p_playlist, "prevent-skip", VLC_VAR_BOOL );
val.b_bool = VLC_FALSE;
var_Set( p_playlist, "prevent-skip", val );
var_Create( p_playlist, "play-and-stop", VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
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 );
/* Initialise data structures */
p_playlist->b_go_next = VLC_TRUE;
p_playlist->p_input = NULL;
p_playlist->i_status = PLAYLIST_STOPPED;
p_playlist->request_date = 0;
p_playlist->i_views = 0;
p_playlist->pp_views = NULL;
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_last_group = 0;
playlist_ViewInsert( p_playlist, VIEW_CATEGORY, TITLE_CATEGORY );
playlist_ViewInsert( p_playlist, VIEW_SIMPLE, TITLE_SIMPLE );
playlist_ViewInsert( p_playlist, VIEW_ALL, TITLE_ALL );
p_view = playlist_ViewFind( p_playlist, VIEW_CATEGORY );
p_playlist->p_general = playlist_NodeCreate( p_playlist, VIEW_CATEGORY,
_( "General" ), p_view->p_root );
/* Set startup status
* We set to simple view on startup for interfaces that don't do
* anything */
p_view = playlist_ViewFind( p_playlist, VIEW_SIMPLE );
p_playlist->status.i_view = VIEW_SIMPLE;
p_playlist->status.p_item = NULL;
p_playlist->status.p_node = p_view->p_root;
p_playlist->request.b_request = VLC_FALSE;
p_playlist->status.i_status = PLAYLIST_STOPPED;
p_playlist->i_last_id = 0;
p_playlist->i_sort = SORT_ID;
p_playlist->i_order = ORDER_NORMAL;
playlist_CreateGroup( p_playlist, _("Normal") );
/* Finally, launch the thread ! */
if( vlc_thread_create( p_playlist, "playlist", RunThread,
VLC_THREAD_PRIORITY_LOW, VLC_TRUE ) )
{
@ -125,6 +158,7 @@ playlist_t * __playlist_Create ( vlc_object_t *p_parent )
*/
void playlist_Destroy( playlist_t * p_playlist )
{
int i;
p_playlist->b_die = 1;
vlc_thread_join( p_playlist );
@ -134,20 +168,21 @@ void playlist_Destroy( playlist_t * p_playlist )
var_Destroy( p_playlist, "playlist-current" );
var_Destroy( p_playlist, "intf-popmenu" );
var_Destroy( p_playlist, "intf-show" );
var_Destroy( p_playlist, "prevent-skip" );
var_Destroy( p_playlist, "play-and-stop" );
var_Destroy( p_playlist, "random" );
var_Destroy( p_playlist, "repeat" );
var_Destroy( p_playlist, "loop" );
while( p_playlist->i_groups > 0 )
{
playlist_DeleteGroup( p_playlist, p_playlist->pp_groups[0]->i_id );
}
playlist_Clear( p_playlist );
while( p_playlist->i_size > 0 )
for( i = p_playlist->i_views - 1; i >= 0 ; i-- )
{
playlist_Delete( p_playlist, 0 );
playlist_view_t *p_view = p_playlist->pp_views[i];
if( p_view->psz_name )
free( p_view->psz_name );
playlist_ItemDelete( p_view->p_root );
REMOVE_ELEM( p_playlist->pp_views, p_playlist->i_views, i );
free( p_view );
}
vlc_object_destroy( p_playlist );
@ -158,49 +193,100 @@ void playlist_Destroy( playlist_t * p_playlist )
* Do a playlist action.
*
* If there is something in the playlist then you can do playlist actions.
*
* Playlist lock must not be taken when calling this function
*
* \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
* \param i_query the command to do
* \param variable number of arguments
* \return VLC_SUCCESS or an error
*/
void playlist_Command( playlist_t * p_playlist, playlist_command_t i_command,
int i_arg )
int playlist_Control( playlist_t * p_playlist, int i_query, ... )
{
va_list args;
int i_result;
va_start( args, i_query );
i_result = playlist_vaControl( p_playlist, i_query, args );
va_end( args );
return i_result;
}
int playlist_vaControl( playlist_t * p_playlist, int i_query, va_list args )
{
vlc_mutex_lock( &p_playlist->object_lock );
playlist_view_t *p_view;
vlc_value_t val;
vlc_mutex_lock( &p_playlist->object_lock );
#ifdef PLAYLIST_PROFILE
p_playlist->request_date = mdate();
#endif
if( p_playlist->i_size <= 0 )
{
vlc_mutex_unlock( &p_playlist->object_lock );
return;
return VLC_EGENERIC;
}
switch( i_command )
switch( i_query )
{
case PLAYLIST_STOP:
p_playlist->i_status = PLAYLIST_STOPPED;
if( p_playlist->p_input )
p_playlist->status.i_status = PLAYLIST_STOPPED;
p_playlist->request.b_request = VLC_TRUE;
break;
case PLAYLIST_ITEMPLAY:
p_playlist->status.i_status = PLAYLIST_RUNNING;
p_playlist->request.i_skip = 0;
p_playlist->request.b_request = VLC_TRUE;
p_playlist->request.p_item = (playlist_item_t *)va_arg( args,
playlist_item_t *);
p_playlist->request.i_view = p_playlist->status.i_view;
p_view = playlist_ViewFind( p_playlist, p_playlist->status.i_view );
p_playlist->request.p_node = p_view->p_root;
break;
case PLAYLIST_VIEWPLAY:
p_playlist->status.i_status = PLAYLIST_RUNNING;
p_playlist->request.i_skip = 0;
p_playlist->request.b_request = VLC_TRUE;
p_playlist->request.i_view = (int)va_arg( args,int );
p_playlist->request.p_node = (playlist_item_t *)va_arg( args,
playlist_item_t *);
p_playlist->request.p_item = (playlist_item_t *)va_arg( args,
playlist_item_t *);
/* If we select a node, play only it.
* If we select an item, continue */
if( p_playlist->request.p_item == NULL ||
! p_playlist->request.p_node->i_flags & PLAYLIST_SKIP_FLAG )
{
input_StopThread( p_playlist->p_input );
val.i_int = p_playlist->i_index;
/* Does not matter if we unlock here */
vlc_mutex_unlock( &p_playlist->object_lock );
var_Set( p_playlist, "item-change",val );
vlc_mutex_lock( &p_playlist->object_lock );
p_playlist->b_go_next = VLC_FALSE;
}
else
{
p_playlist->b_go_next = VLC_TRUE;
}
break;
case PLAYLIST_PLAY:
p_playlist->i_status = PLAYLIST_RUNNING;
if( !p_playlist->p_input && p_playlist->i_enabled != 0 )
{
PlayItem( p_playlist );
}
p_playlist->status.i_status = PLAYLIST_RUNNING;
if( p_playlist->p_input )
{
val.i_int = PLAYING_S;
var_Set( p_playlist->p_input, "state", val );
break;
}
/* FIXME : needed ? */
p_playlist->request.b_request = VLC_TRUE;
p_playlist->request.i_view = p_playlist->status.i_view;
p_playlist->request.p_node = p_playlist->status.p_node;
p_playlist->request.p_item = p_playlist->status.p_item;
p_playlist->request.i_skip = 0;
p_playlist->request.i_goto = -1;
break;
case PLAYLIST_PAUSE:
@ -210,7 +296,7 @@ void playlist_Command( playlist_t * p_playlist, playlist_command_t i_command,
if( val.i_int == PAUSE_S )
{
p_playlist->i_status = PLAYLIST_RUNNING;
p_playlist->status.i_status = PLAYLIST_RUNNING;
if( p_playlist->p_input )
{
val.i_int = PLAYING_S;
@ -219,7 +305,7 @@ void playlist_Command( playlist_t * p_playlist, playlist_command_t i_command,
}
else
{
p_playlist->i_status = PLAYLIST_PAUSED;
p_playlist->status.i_status = PLAYLIST_PAUSED;
if( p_playlist->p_input )
{
val.i_int = PAUSE_S;
@ -229,48 +315,36 @@ void playlist_Command( playlist_t * p_playlist, playlist_command_t i_command,
break;
case PLAYLIST_SKIP:
p_playlist->i_status = PLAYLIST_STOPPED;
if( p_playlist->i_enabled == 0)
if( p_playlist->status.i_view > -1 )
{
break;
p_playlist->request.p_node = p_playlist->status.p_node;
p_playlist->request.p_item = p_playlist->status.p_item;
}
SkipItem( p_playlist, i_arg );
if( p_playlist->p_input )
{
input_StopThread( p_playlist->p_input );
}
p_playlist->i_status = PLAYLIST_RUNNING;
p_playlist->request.i_skip = (int) va_arg( args, int );
p_playlist->request.b_request = VLC_TRUE;
break;
case PLAYLIST_GOTO:
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 )
{
input_StopThread( p_playlist->p_input );
}
val.b_bool = VLC_TRUE;
var_Set( p_playlist, "prevent-skip", val );
p_playlist->i_status = PLAYLIST_RUNNING;
}
p_playlist->status.i_status = PLAYLIST_RUNNING;
p_playlist->request.p_node = NULL;
p_playlist->request.p_item = NULL;
p_playlist->request.i_view = -1;
p_playlist->request.i_goto = (int) va_arg( args, int );
p_playlist->request.b_request = VLC_TRUE;
break;
default:
msg_Err( p_playlist, "unknown playlist command" );
msg_Err( p_playlist, "unimplemented playlist query" );
return VLC_EBADVAR;
break;
}
vlc_mutex_unlock( &p_playlist->object_lock );
#if 0
val.b_bool = VLC_TRUE;
var_Set( p_playlist, "intf-change", val );
#endif
return;
return VLC_SUCCESS;
}
/* Destroy remaining objects */
static mtime_t ObjectGarbageCollector( playlist_t *p_playlist, int i_type,
mtime_t destroy_date )
{
@ -316,7 +390,7 @@ static mtime_t ObjectGarbageCollector( playlist_t *p_playlist, int i_type,
static void RunThread ( playlist_t *p_playlist )
{
vlc_object_t *p_obj;
vlc_value_t val;
playlist_item_t *p_item;
mtime_t i_vout_destroyed_date = 0;
mtime_t i_sout_destroyed_date = 0;
@ -330,6 +404,26 @@ static void RunThread ( playlist_t *p_playlist )
{
vlc_mutex_lock( &p_playlist->object_lock );
/* First, check if we have something to do */
/* FIXME : this can be called several times */
if( p_playlist->request.b_request )
{
#ifdef PLAYLIST_PROFILE
msg_Dbg(p_playlist, "beginning processing of request, "
I64Fi" us ", mdate() - p_playlist->request_date );
#endif
/* Stop the existing input */
if( p_playlist->p_input )
{
input_StopThread( p_playlist->p_input );
}
/* The code below will start the next input for us */
if( p_playlist->status.i_status == PLAYLIST_STOPPED )
{
p_playlist->request.b_request = VLC_FALSE;
}
}
/* If there is an input, check that it doesn't need to die. */
if( p_playlist->p_input )
{
@ -376,27 +470,34 @@ static void RunThread ( playlist_t *p_playlist )
else if( p_playlist->p_input->b_error
|| p_playlist->p_input->b_eof )
{
/* TODO FIXME XXX TODO FIXME XXX */
/* Check for autodeletion */
input_StopThread( p_playlist->p_input );
if( p_playlist->pp_items[p_playlist->i_index]->b_autodeletion )
if( p_playlist->status.p_item->i_flags & PLAYLIST_DEL_FLAG )
{
/* This ain't pretty but hey it works */
p_autodelete_item =
p_playlist->pp_items[p_playlist->i_index];
p_playlist->pp_items[p_playlist->i_index] =
p_autodelete_item = p_playlist->status.p_item;
p_playlist->status.p_item =
playlist_ItemNew( p_playlist,
p_autodelete_item->input.psz_uri, 0);
vlc_mutex_unlock( &p_playlist->object_lock );
p_playlist->i_status = PLAYLIST_STOPPED;
playlist_Delete( p_playlist, p_playlist->i_index );
p_playlist->i_status = PLAYLIST_RUNNING;
playlist_Delete( p_playlist,
p_playlist->status.p_item->input.i_id );
p_playlist->request.i_skip = 1;
p_playlist->status.i_status = PLAYLIST_RUNNING;
vlc_mutex_lock( &p_playlist->object_lock );
}
SkipItem( p_playlist, 1 );
vlc_mutex_unlock( &p_playlist->object_lock );
continue;
else
{
/* Select the next playlist item */
input_StopThread( p_playlist->p_input );
vlc_mutex_unlock( &p_playlist->object_lock );
continue;
}
}
else if( p_playlist->p_input->i_state != INIT_S )
{
@ -410,30 +511,25 @@ static void RunThread ( playlist_t *p_playlist )
vlc_mutex_lock( &p_playlist->object_lock );
}
}
else if( p_playlist->i_status != PLAYLIST_STOPPED )
else if( p_playlist->status.i_status != PLAYLIST_STOPPED )
{
/* Start another input. Let's check if that item has
* been forced. In that case, we override random (by not skipping)
* and play-and-stop */
vlc_bool_t b_forced;
var_Get( p_playlist, "prevent-skip", &val );
b_forced = val.b_bool;
if( val.b_bool == VLC_FALSE )
/* Start another input.
* Get the next item to play */
p_item = NextItem( p_playlist );
/* We must stop */
if( p_item == NULL )
{
SkipItem( p_playlist, 0 );
}
/* Reset forced status */
val.b_bool = VLC_FALSE;
var_Set( p_playlist, "prevent-skip", val );
/* Check for play-and-stop */
var_Get( p_playlist, "play-and-stop", &val );
if( val.b_bool == VLC_FALSE || b_forced == VLC_TRUE )
{
PlayItem( p_playlist );
p_playlist->status.i_status = PLAYLIST_STOPPED;
vlc_mutex_unlock( &p_playlist->object_lock );
continue;
}
PlayItem( p_playlist, p_item );
}
else if( p_playlist->i_status == PLAYLIST_STOPPED )
else if( p_playlist->status.i_status == PLAYLIST_STOPPED )
{
/* Collect garbage */
vlc_mutex_unlock( &p_playlist->object_lock );
i_sout_destroyed_date =
ObjectGarbageCollector( p_playlist, VLC_OBJECT_SOUT, mdate() );
@ -443,9 +539,21 @@ static void RunThread ( playlist_t *p_playlist )
}
vlc_mutex_unlock( &p_playlist->object_lock );
msleep( INTF_IDLE_SLEEP );
msleep( INTF_IDLE_SLEEP / 2 );
/* Stop sleeping earlier if we have work */
/* TODO : statistics about this */
if ( p_playlist->request.b_request &&
p_playlist->status.i_status == PLAYLIST_RUNNING )
{
continue;
}
msleep( INTF_IDLE_SLEEP / 2 );
}
/* Playlist dying */
/* If there is an input, kill it */
while( 1 )
{
@ -516,45 +624,72 @@ static void RunThread ( playlist_t *p_playlist )
}
/*****************************************************************************
* SkipItem: go to Xth playlist item
* NextItem
*****************************************************************************
* This function calculates the position of the next playlist item, depending
* on the playlist course mode (forward, backward, random...).
* This function calculates the next playlist item, depending
* on the playlist course mode (forward, backward, random, view,...).
*****************************************************************************/
static void SkipItem( playlist_t *p_playlist, int i_arg )
static playlist_item_t * NextItem( playlist_t *p_playlist )
{
int i_oldindex = p_playlist->i_index;
vlc_bool_t b_random, b_repeat, b_loop;
vlc_value_t val;
int i_count;
playlist_item_t *p_new = NULL;
int i_skip,i_goto,i, i_new, i_count ;
playlist_view_t *p_view;
/* If the playlist is empty, there is no current item */
vlc_bool_t b_loop = var_GetBool( p_playlist, "loop");
vlc_bool_t b_random = var_GetBool( p_playlist, "random" );
vlc_bool_t b_repeat = var_GetBool( p_playlist, "repeat" );
vlc_bool_t b_playstop = var_GetBool( p_playlist, "play-and-stop" );
#ifdef PLAYLIST_PROFILE
/* Calculate time needed */
int64_t start = mdate();
#endif
/* Handle quickly a few special cases */
/* No items to play */
if( p_playlist->i_size == 0 )
{
p_playlist->i_index = -1;
return;
msg_Info( p_playlist, "playlist is empty" );
return NULL;
}
/* Nothing requested */
if( !p_playlist->request.b_request && p_playlist->status.p_item == NULL )
{
msg_Warn( p_playlist,"nothing requested" );
return NULL;
}
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;
/* Repeat and play/stop */
if( !p_playlist->request.b_request && b_repeat == VLC_TRUE )
{
msg_Dbg( p_playlist,"repeating item" );
return p_playlist->status.p_item;
}
/* Increment */
if( b_random )
if( !p_playlist->request.b_request && b_playstop == VLC_TRUE )
{
msg_Dbg( p_playlist,"stopping (play and stop)");
return NULL;
}
/* TODO: improve this (only use current node) */
/* TODO: use the "shuffled view" internally ? */
/* Random case. This is an exception: if request, but request is skip +- 1
* we don't go to next item but select a new random one. */
if( b_random && (!p_playlist->request.b_request ||
p_playlist->request.i_skip == 1 || p_playlist->request.i_skip == -1 ) )
{
srand( (unsigned int)mdate() );
i_count = 0;
while( i_count < p_playlist->i_size )
i_new = 0;
for( i_count = 0; i_count < p_playlist->i_size - 1 ; i_count ++ )
{
p_playlist->i_index =
i_new =
(int)((float)p_playlist->i_size * rand() / (RAND_MAX+1.0));
/* Check if the item has not already been played */
if( p_playlist->pp_items[p_playlist->i_index]->i_nb_played == 0 )
if( p_playlist->pp_items[i_new]->i_nb_played == 0 )
break;
i_count++;
}
if( i_count == p_playlist->i_size )
{
@ -563,12 +698,152 @@ static void SkipItem( playlist_t *p_playlist, int i_arg )
{
p_playlist->pp_items[--i_count]->i_nb_played = 0;
}
if( !b_loop )
if( !b_loop )
{
p_playlist->i_status = PLAYLIST_STOPPED;
return NULL;
}
}
p_playlist->request.i_skip = 0;
p_playlist->request.b_request = VLC_FALSE;
return p_playlist->pp_items[i_new];
}
/* Start the real work */
if( p_playlist->request.b_request )
{
msg_Dbg( p_playlist,"processing request" );
/* We are not playing from a view */
if( p_playlist->request.i_view == -1 )
{
/* Directly select the item, just like now */
i_skip = p_playlist->request.i_skip;
i_goto = p_playlist->request.i_goto;
if( p_playlist->i_index == -1 ) p_playlist->i_index = 0;
p_new = p_playlist->pp_items[p_playlist->i_index];
if( i_goto >= 0 && i_goto < p_playlist->i_size )
{
p_playlist->i_index = i_goto;
p_new = p_playlist->pp_items[p_playlist->i_index];
p_playlist->request.i_goto = -1;
}
if( i_skip != 0 )
{
if( p_playlist->i_index + i_skip < p_playlist->i_size &&
p_playlist->i_index + i_skip >= 0 )
{
p_playlist->i_index += i_skip;
p_new = p_playlist->pp_items[p_playlist->i_index];
}
}
}
else
{
p_new = p_playlist->request.p_item;
i_skip = p_playlist->request.i_skip;
/* If we are asked for a node, take its first item */
if( p_playlist->request.p_item == NULL && i_skip == 0 )
{
i_skip++;
}
p_view = playlist_ViewFind( p_playlist,p_playlist->request.i_view );
p_playlist->status.p_node = p_playlist->request.p_node;
p_playlist->status.i_view = p_playlist->request.i_view;
if( i_skip > 0 )
{
for( i = i_skip; i > 0 ; i-- )
{
p_new = playlist_FindNextFromParent( p_playlist,
p_playlist->request.i_view,
p_view->p_root,
p_playlist->request.p_node,
p_new );
if( p_new == NULL ) break;
}
}
else if( i_skip < 0 )
{
for( i = i_skip; i < 0 ; i++ )
{
p_new = playlist_FindPrevFromParent( p_playlist,
p_playlist->request.i_view,
p_view->p_root,
p_playlist->request.p_node,
p_new );
if( p_new == NULL ) break;
}
}
}
/* Clear the request */
p_playlist->request.b_request = VLC_FALSE;
}
/* "Automatic" item change ( next ) */
else
{
p_playlist->request_date = 0;
if( p_playlist->status.i_view == -1 )
{
if( p_playlist->i_index + 1 < p_playlist->i_size )
{
p_playlist->i_index++;
p_new = p_playlist->pp_items[p_playlist->i_index];
}
else
{
msg_Dbg( p_playlist,"finished" );
p_new = NULL;
}
}
/* We are playing with a view */
else
{
playlist_view_t *p_view =
playlist_ViewFind( p_playlist,
p_playlist->status.i_view );
p_new = playlist_FindNextFromParent( p_playlist,
p_playlist->status.i_view,
p_view->p_root,
p_playlist->status.p_node,
p_playlist->status.p_item );
}
}
/* Reset index */
if( p_playlist->i_index >= 0 && p_new != NULL &&
p_playlist->pp_items[p_playlist->i_index] != p_new )
{
p_playlist->i_index = playlist_GetPositionById( p_playlist,
p_new->input.i_id );
}
#ifdef PLAYLIST_PROFILE
msg_Dbg(p_playlist,"next item found in "I64Fi " us\n",mdate()-start );
#endif
if( p_new == NULL ) { msg_Info( p_playlist, "Nothing to play" ); }
return p_new;
}
#if 0
static void SkipItem( playlist_t *p_playlist, int i_arg )
{
int i_oldindex = p_playlist->i_index;
vlc_bool_t b_random, b_repeat, b_loop;
vlc_value_t val;
int i_count;
/* Increment */
else if( !b_repeat )
{
p_playlist->i_index += i_arg;
@ -602,38 +877,54 @@ static void SkipItem( playlist_t *p_playlist, int i_arg )
}
}
#endif
/*****************************************************************************
* PlayItem: play current playlist item
*****************************************************************************
* This function calculates the position of the next playlist item, depending
* on the playlist course mode (forward, backward, random...).
*****************************************************************************/
static void PlayItem( playlist_t *p_playlist )
* PlayItem: start the input thread for an item
****************************************************************************/
static void PlayItem( playlist_t *p_playlist, playlist_item_t *p_item )
{
playlist_item_t *p_item;
vlc_value_t val;
if( p_playlist->i_index == -1 )
{
if( p_playlist->i_size == 0 || p_playlist->i_enabled == 0)
{
return;
}
SkipItem( p_playlist, 1 );
}
if( p_playlist->i_enabled == 0)
{
return;
}
int i;
msg_Dbg( p_playlist, "creating new input thread" );
p_item = p_playlist->pp_items[p_playlist->i_index];
p_item->i_nb_played++;
p_playlist->status.p_item = p_item;
#ifdef PLAYLIST_PROFILE
if( p_playlist->request_date != 0 )
{
msg_Dbg( p_playlist, "request processed after "I64Fi " us",
mdate() - p_playlist->request_date );
}
#endif
p_playlist->p_input = input_CreateThread( p_playlist, &p_item->input );
val.i_int = p_playlist->i_index;
var_AddCallback( p_playlist->p_input, "item-change",
ItemChange, p_playlist );
val.i_int = p_item->input.i_id;
/* unlock the playlist to set the var...mmm */
vlc_mutex_unlock( &p_playlist->object_lock);
var_Set( p_playlist, "playlist-current", val);
vlc_mutex_lock( &p_playlist->object_lock);
}
/* Forward item change from input */
static int ItemChange( vlc_object_t *p_obj, const char *psz_var,
vlc_value_t oldval, vlc_value_t newval, void *param )
{
playlist_t *p_playlist = (playlist_t *)param;
//p_playlist->b_need_update = VLC_TRUE;
var_SetInteger( p_playlist, "item-change", newval.i_int );
/* Update view */
/* FIXME: Make that automatic */
playlist_ViewUpdate( p_playlist, VIEW_S_AUTHOR );
return VLC_SUCCESS;
}

219
src/playlist/sort.c
View File

@ -31,17 +31,22 @@
#include "vlc_playlist.h"
int playlist_ItemArraySort( playlist_t *p_playlist, int i_items,
playlist_item_t **pp_items, int i_mode,
int i_type );
/**
* Sort the playlist
* Sort the playlist.
* \param p_playlist the playlist
* \param i_mode: SORT_ID, SORT_TITLE, SORT_GROUP, SORT_AUTHOR, SORT_RANDOM
* \param i_mode: SORT_ID, SORT_TITLE, SORT_AUTHOR, SORT_RANDOM
* \param i_type: ORDER_NORMAL or ORDER_REVERSE (reversed order)
* \return VLC_SUCCESS on success
*/
int playlist_Sort( playlist_t * p_playlist , int i_mode, int i_type )
{
int i , i_small , i_position;
playlist_item_t *p_temp;
int i_id = -1;
vlc_value_t val;
val.b_bool = VLC_TRUE;
@ -49,76 +54,105 @@ int playlist_Sort( playlist_t * p_playlist , int i_mode, int i_type )
p_playlist->i_sort = i_mode;
p_playlist->i_order = i_type;
/* playlist with one or less items are allways sorted in all
manners, quit fast. */
if( p_playlist->i_size <= 1 )
if( p_playlist->i_index >= 0 )
{
vlc_mutex_unlock( &p_playlist->object_lock );
/* Notify the interfaces, is this necessary? */
var_Set( p_playlist, "intf-change", val );
return VLC_SUCCESS;
i_id = p_playlist->pp_items[p_playlist->i_index]->input.i_id;
}
playlist_ItemArraySort( p_playlist, p_playlist->i_size,
p_playlist->pp_items, i_mode, i_type );
if( i_id != -1 )
{
p_playlist->i_index = playlist_GetPositionById( p_playlist, i_id );
}
/* ensure we are in no-view mode */
p_playlist->status.i_view = -1;
vlc_mutex_unlock( &p_playlist->object_lock );
/* Notify the interfaces */
var_Set( p_playlist, "intf-change", val );
return VLC_SUCCESS;
}
/**
* Sort a node.
* \param p_playlist the playlist
* \param p_node the node to sort
* \param i_mode: SORT_ID, SORT_TITLE, SORT_AUTHOR, SORT_RANDOM
* \param i_type: ORDER_NORMAL or ORDER_REVERSE (reversed order)
* \return VLC_SUCCESS on success
*/
int playlist_NodeSort( playlist_t * p_playlist , playlist_item_t *p_node,
int i_mode, int i_type )
{
int i_id;
vlc_value_t val;
val.b_bool = VLC_TRUE;
vlc_mutex_lock( &p_playlist->object_lock );
playlist_ItemArraySort( p_playlist,p_node->i_children,
p_node->pp_children, i_mode, i_type );
p_node->i_serial++;
vlc_mutex_unlock( &p_playlist->object_lock );
/* Notify the interfaces */
var_Set( p_playlist, "intf-change", val );
return VLC_SUCCESS;
}
int playlist_ItemArraySort( playlist_t *p_playlist, int i_items,
playlist_item_t **pp_items, int i_mode,
int i_type )
{
int i , i_small , i_position;
playlist_item_t *p_temp;
vlc_value_t val;
val.b_bool = VLC_TRUE;
if( i_mode == SORT_RANDOM )
{
for( i_position = 0; i_position < p_playlist->i_size ; i_position ++ )
for( i_position = 0; i_position < i_items ; i_position ++ )
{
int i_new = rand() % (p_playlist->i_size - 1);
int i_new = rand() % (i_items - 1);
/* Keep the correct current index */
if( i_new == p_playlist->i_index )
p_playlist->i_index = i_position;
else if( i_position == p_playlist->i_index )
p_playlist->i_index = i_new;
p_temp = p_playlist->pp_items[i_position];
p_playlist->pp_items[i_position] = p_playlist->pp_items[i_new];
p_playlist->pp_items[i_new] = p_temp;
p_temp = pp_items[i_position];
pp_items[i_position] = pp_items[i_new];
pp_items[i_new] = p_temp;
}
vlc_mutex_unlock( &p_playlist->object_lock );
/* Notify the interfaces */
var_Set( p_playlist, "intf-change", val );
return VLC_SUCCESS;
}
for( i_position = 0; i_position < p_playlist->i_size -1 ; i_position ++ )
for( i_position = 0; i_position < i_items -1 ; i_position ++ )
{
i_small = i_position;
for( i = i_position + 1 ; i< p_playlist->i_size ; i++)
for( i = i_position + 1 ; i< i_items ; i++)
{
int i_test = 0;
if( i_mode == SORT_ID )
if( i_mode == SORT_TITLE )
{
i_test = p_playlist->pp_items[i]->i_id -
p_playlist->pp_items[i_small]->i_id;
}
else if( i_mode == SORT_TITLE )
{
i_test = strcasecmp( p_playlist->pp_items[i]->input.psz_name,
p_playlist->pp_items[i_small]->input.psz_name );
}
else if( i_mode == SORT_GROUP )
{
i_test = p_playlist->pp_items[i]->i_group -
p_playlist->pp_items[i_small]->i_group;
i_test = strcasecmp( pp_items[i]->input.psz_name,
pp_items[i_small]->input.psz_name );
}
else if( i_mode == SORT_DURATION )
{
i_test = p_playlist->pp_items[i]->input.i_duration -
p_playlist->pp_items[i_small]->input.i_duration;
i_test = pp_items[i]->input.i_duration -
pp_items[i_small]->input.i_duration;
}
else if( i_mode == SORT_AUTHOR )
{
i_test = strcasecmp(
playlist_GetInfo( p_playlist, i,
_("General") , _("Author") ),
playlist_GetInfo( p_playlist, i_small,
_("General") , _("Author") ) );
msg_Err( p_playlist,"META SORT not implemented" );
}
if( ( i_type == ORDER_NORMAL && i_test < 0 ) ||
@ -127,20 +161,77 @@ int playlist_Sort( playlist_t * p_playlist , int i_mode, int i_type )
i_small = i;
}
}
/* Keep the correct current index */
if( i_small == p_playlist->i_index )
p_playlist->i_index = i_position;
else if( i_position == p_playlist->i_index )
p_playlist->i_index = i_small;
p_temp = p_playlist->pp_items[i_position];
p_playlist->pp_items[i_position] = p_playlist->pp_items[i_small];
p_playlist->pp_items[i_small] = p_temp;
p_temp = pp_items[i_position];
pp_items[i_position] = pp_items[i_small];
pp_items[i_small] = p_temp;
}
return VLC_SUCCESS;
}
int playlist_NodeGroup( playlist_t * p_playlist , int i_view,
playlist_item_t *p_root,
playlist_item_t **pp_items,int i_item,
int i_mode, int i_type )
{
char *psz_search = NULL;
int i_nodes = 0;
playlist_item_t **pp_nodes = NULL;
playlist_item_t *p_node;
vlc_bool_t b_found;
int i,j;
for( i = 0; i< i_item ; i++ )
{
if( psz_search ) free( psz_search );
if( i_mode == SORT_TITLE )
{
psz_search = strdup( pp_items[i]->input.psz_name );
}
else if ( i_mode == SORT_AUTHOR )
{
psz_search = playlist_ItemGetInfo( pp_items[i],
_("Meta-information"), _( "Artist" ) );
}
if( psz_search && !strcmp( psz_search, "" ) )
{
free( psz_search );
psz_search = strdup( _("Undefined") );
}
b_found = VLC_FALSE;
for( j = 0 ; j< i_nodes; j++ )
{
if( !strcasecmp( psz_search, pp_nodes[j]->input.psz_name ) )
{
playlist_NodeAppend( p_playlist, i_view,
pp_items[i], pp_nodes[j] );
b_found = VLC_TRUE;
break;
}
}
if( !b_found )
{
p_node = playlist_NodeCreate( p_playlist, i_view,psz_search,
NULL );
INSERT_ELEM( pp_nodes, i_nodes, i_nodes, p_node );
playlist_NodeAppend( p_playlist, i_view,
pp_items[i],p_node );
}
}
/* Now, sort the nodes by name */
playlist_ItemArraySort( p_playlist, i_nodes, pp_nodes, SORT_TITLE,
i_type );
/* Now, sort each node and append it to the root node*/
for( i = 0 ; i< i_nodes ; i++ )
{
playlist_ItemArraySort( p_playlist, pp_nodes[i]->i_children,
pp_nodes[i]->pp_children, SORT_TITLE, i_type );
playlist_NodeAppend( p_playlist, i_view,
pp_nodes[i], p_root );
}
vlc_mutex_unlock( &p_playlist->object_lock );
/* Notify the interfaces */
var_Set( p_playlist, "intf-change", val );
return VLC_SUCCESS;
}

889
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@ -0,0 +1,889 @@
/*****************************************************************************
* view.c : Playlist views functions
*****************************************************************************
* Copyright (C) 1999-2004 VideoLAN
* $Id: item.c 7997 2004-06-18 11:35:45Z sigmunau $
*
* Authors: Clément Stenac <zorglub@videolan.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
*****************************************************************************/
#include <stdlib.h> /* free(), strtol() */
#include <stdio.h> /* sprintf() */
#include <string.h> /* strerror() */
#include <vlc/vlc.h>
#include <vlc/input.h>
#include "vlc_playlist.h"
/************************************************************************
* Local prototypes
************************************************************************/
/* TODO: inline */
playlist_item_t *playlist_FindDirectParent( playlist_t *p_playlist,
playlist_item_t *, int );
playlist_item_t *playlist_RecursiveFindNext( playlist_t *p_playlist,
int i_view,
playlist_item_t *p_root,
playlist_item_t *p_item,
playlist_item_t *p_parent );
playlist_item_t *playlist_RecursiveFindPrev( playlist_t *p_playlist,
int i_view,
playlist_item_t *p_root,
playlist_item_t *p_item,
playlist_item_t *p_parent );
void playlist_NodeDump( playlist_t *p_playlist, playlist_item_t *p_item,
int i_level );
/**********************************************************************
* Exported View management functions
**********************************************************************/
/**
* Create a new view
*
* \param p_playlist a playlist object
* \param i_id the view identifier
* \return the new view or NULL on failure
*/
playlist_view_t * playlist_ViewCreate( playlist_t *p_playlist, int i_id,
char *psz_name )
{
playlist_view_t * p_view;
msg_Dbg( p_playlist, "Creating view %i",i_id );
p_view = malloc( sizeof( playlist_view_t ) );
memset( p_view, 0, sizeof( playlist_view_t ) );
p_view->p_root = playlist_NodeCreate( p_playlist, i_id, NULL, NULL );
p_view->i_id = i_id;
p_view->psz_name = psz_name ? strdup( psz_name ) : strdup(_("Undefined") );
return p_view;
}
/**
* Creates a new view and add it to the list
*
* \param p_playlist a playlist object
* \param i_id the view identifier
* \return VLC_SUCCESS or an error
*/
int playlist_ViewInsert( playlist_t *p_playlist, int i_id, char *psz_name )
{
playlist_view_t *p_view = playlist_ViewCreate( p_playlist, i_id , psz_name);
if( !p_view )
{
msg_Err( p_playlist, "Creation failed" );
return VLC_EGENERIC;
}
vlc_mutex_lock( &p_playlist->object_lock );
INSERT_ELEM( p_playlist->pp_views,
p_playlist->i_views,
p_playlist->i_views,
p_view );
vlc_mutex_unlock( &p_playlist->object_lock );
}
/**
* Deletes a view
*
* \param p_view the view to delete
* \return nothing
*/
void playlist_ViewDelete( playlist_t *p_playlist,playlist_view_t *p_view )
{
//playlist_Delete( p_view->p_root );
REMOVE_ELEM( p_playlist->pp_views, p_playlist->i_views, 0 );
}
/**
* Dumps the content of a view
*
* \param p_playlist the playlist
* \param p_view the view to dump
* \return nothing
*/
void playlist_ViewDump( playlist_t *p_playlist, playlist_view_t *p_view )
{
msg_Dbg( p_playlist, "Dumping view %i",p_view->i_id );
playlist_NodeDump( p_playlist,p_view->p_root, 1 );
}
/**
* Counts the items of a view
*
* \param p_playlist the playlist
* \param p_view the view to count
* \return the number of items
*/
int playlist_ViewItemCount( playlist_t *p_playlist,
playlist_view_t *p_view )
{
return playlist_NodeChildrenCount( p_playlist, p_view->p_root );
}
/**
* Updates a view. Only make sense for "sorted" and "ALL" views
*
* \param p_playlist the playlist
* \param i_view the view to update
* \return nothing
*/
int playlist_ViewUpdate( playlist_t *p_playlist, int i_view)
{
playlist_view_t *p_view = playlist_ViewFind( p_playlist, i_view );
if( p_view == NULL )
{
return VLC_EGENERIC;
}
if( i_view == VIEW_ALL )
{
p_view->p_root->i_children = p_playlist->i_size;
p_view->p_root->pp_children = p_playlist->pp_items;
}
/* Handle update of sorted views here */
if( i_view == VIEW_S_AUTHOR )
{
playlist_ViewEmpty( p_playlist, i_view, VLC_FALSE );
playlist_NodeGroup( p_playlist, i_view, p_view->p_root,
p_playlist->pp_items,p_playlist->i_size,
SORT_AUTHOR, ORDER_NORMAL );
}
return VLC_SUCCESS;
}
/**
* Find a view
*
* \param p_playlist the playlist
* \param i_id the id to find
* \return the found view or NULL if not found
*/
playlist_view_t *playlist_ViewFind( playlist_t *p_playlist, int i_id )
{
int i;
for( i=0 ; i< p_playlist->i_views ; i++ )
{
if( p_playlist->pp_views[i]->i_id == i_id )
{
return p_playlist->pp_views[i];
}
}
return NULL;
}
int playlist_ViewEmpty( playlist_t *p_playlist, int i_view,
vlc_bool_t b_delete_items )
{
playlist_view_t *p_view = playlist_ViewFind( p_playlist, i_view );
if( p_view == NULL )
{
return VLC_EGENERIC;
}
return playlist_NodeEmpty( p_playlist, p_view->p_root, b_delete_items );
}
/**********************************************************************
* Exported Nodes management functions
**********************************************************************/
/**
* Create a playlist node
*
* \param p_playlist the playlist
* \paam psz_name the name of the node
* \param p_parent the parent node to attach to or NULL if no attach
* \return the new node
*/
playlist_item_t * playlist_NodeCreate( playlist_t *p_playlist, int i_view,
char *psz_name,
playlist_item_t *p_parent )
{
/* Create the item */
playlist_item_t *p_item = (playlist_item_t *)malloc(
sizeof( playlist_item_t ) );
vlc_input_item_Init( VLC_OBJECT(p_playlist), &p_item->input );
if( p_item == NULL )
{
return NULL;
}
if( psz_name != NULL )
{
p_item->input.psz_name = strdup( psz_name );
}
else
{
p_item->input.psz_name = strdup( _("Undefined") );
}
p_item->input.psz_uri = NULL;
p_item->b_enabled = VLC_TRUE;
p_item->i_nb_played = 0;
p_item->i_flags = 0;
p_item->i_children = 0;
p_item->pp_children = NULL;
p_item->input.i_duration = -1;
p_item->input.ppsz_options = NULL;
p_item->input.i_options = 0;
p_item->input.i_categories = 0;
p_item->input.pp_categories = NULL;
p_item->pp_parents = NULL;
p_item->i_parents = 0;
p_item->i_flags |= PLAYLIST_SKIP_FLAG; /* Default behaviour */
vlc_mutex_init( p_playlist, &p_item->input.lock );
if( p_parent != NULL )
{
playlist_NodeAppend( p_playlist, i_view, p_item, p_parent );
}
return p_item;
}
/**
* Remove all the children of a node
*
* \param p_playlist the playlist
* \param p_root the node
* \param b_delete_items do we have to delete the children items ?
* \return VLC_SUCCESS or an error
*/
int playlist_NodeEmpty( playlist_t *p_playlist, playlist_item_t *p_root,
vlc_bool_t b_delete_items )
{
int i;
if( p_root->i_children == -1 )
{
return VLC_EGENERIC;
}
/* Delete the children */
for( i = p_root->i_children-1 ; i >= 0 ;i-- )
{
if( p_root->pp_children[i]->i_children > -1 )
{
playlist_NodeDelete( p_playlist, p_root->pp_children[i],
b_delete_items );
}
else if( b_delete_items )
{
/* Delete the item here */
}
}
return VLC_SUCCESS;
}
/**
* Remove all the children of a node and removes the node
*
* \param p_playlist the playlist
* \param p_root the node
* \param b_delete_items do we have to delete the children items ?
* \return VLC_SUCCESS or an error
*/
int playlist_NodeDelete( playlist_t *p_playlist, playlist_item_t *p_root,
vlc_bool_t b_delete_items )
{
int i;
if( p_root->i_children == -1 )
{
return VLC_EGENERIC;
}
/* Delete the children */
for( i = p_root->i_children - 1 ; i >= 0; i-- )
{
if( p_root->pp_children[i]->i_children > -1 )
{
playlist_NodeDelete( p_playlist, p_root->pp_children[i],
b_delete_items );
}
else if( b_delete_items )
{
/* Delete the item here */
}
}
/* Delete the node */
for( i = 0 ; i< p_root->i_parents; i++ )
{
playlist_NodeRemoveItem( p_playlist, p_root,
p_root->pp_parents[i]->p_parent );
}
playlist_ItemDelete( p_root );
return VLC_SUCCESS;
}
/**
* Adds an item to the childs of a node
*
* \param p_playlist the playlist
* \param i_view the view of the node ( needed for parent search )
* \param p_item the item to append
* \param p_parent the parent node
* \return VLC_SUCCESS or an error
*/
int playlist_NodeAppend( playlist_t *p_playlist,
int i_view,
playlist_item_t *p_item,
playlist_item_t *p_parent )
{
return playlist_NodeInsert( p_playlist, i_view, p_item, p_parent, -1 );
}
int playlist_NodeInsert( playlist_t *p_playlist,
int i_view,
playlist_item_t *p_item,
playlist_item_t *p_parent,
int i_position )
{
int i;
vlc_bool_t b_found = VLC_FALSE;
if( !p_parent || p_parent->i_children == -1 )
{
msg_Err( p_playlist, "invalid node" );
}
if( i_position == -1 ) i_position = p_parent->i_children ;
INSERT_ELEM( p_parent->pp_children,
p_parent->i_children,
i_position,
p_item );
/* Add the parent to the array */
for( i= 0; i< p_item->i_parents ; i++ )
{
if( p_item->pp_parents[i]->i_view == i_view )
{
b_found = VLC_TRUE;
break;
}
}
if( b_found == VLC_FALSE )
{
struct item_parent_t *p_ip = (struct item_parent_t *)
malloc(sizeof(struct item_parent_t) );
p_ip->i_view = i_view;
p_ip->p_parent = p_parent;
INSERT_ELEM( p_item->pp_parents,
p_item->i_parents, p_item->i_parents,
p_ip );
}
/* Let the interface know this has been updated */
p_parent->i_serial++;
return VLC_SUCCESS;
}
/**
* Deletes an item from the children of a node
*
* \param p_playlist the playlist
* \param p_item the item to remove
* \param p_parent the parent node
* \return VLC_SUCCESS or an error
*/
int playlist_NodeRemoveItem( playlist_t *p_playlist,
playlist_item_t *p_item,
playlist_item_t *p_parent )
{
int i;
if( !p_parent || p_parent->i_children == -1 )
{
msg_Err( p_playlist, "invalid node" );
}
for( i= 0; i< p_parent->i_children ; i++ )
{
if( p_parent->pp_children[i] == p_item )
{
REMOVE_ELEM( p_parent->pp_children, p_parent->i_children, i );
}
}
/* Let the interface know this has been updated */
p_parent->i_serial++;
return VLC_SUCCESS;
}
/**
* Count the children of a node
*
* \param p_playlist the playlist
* \param p_node the node
* \return the number of children
*/
int playlist_NodeChildrenCount( playlist_t *p_playlist, playlist_item_t*p_node)
{
int i;
int i_nb = 0;
if( p_node->i_children == -1 )
{
return 0;
}
for( i=0 ; i< p_node->i_children;i++ )
{
if( p_node->pp_children[i]->i_children == -1 )
{
i_nb++;
}
else
{
i_nb += playlist_NodeChildrenCount( p_playlist,
p_node->pp_children[i] );
}
}
return i_nb;
}
/**
* Search a child of a node by its name
*
* \param p_node the node
* \param psz_search the name of the child to search
* \return the child item or NULL if not found or error
*/
playlist_item_t *playlist_ChildSearchName( playlist_item_t *p_node,
const char *psz_search )
{
int i;
if( p_node->i_children < 0 )
{
return NULL;
}
for( i = 0 ; i< p_node->i_children; i++ )
{
if( !strncmp( p_node->pp_children[i]->input.psz_name, psz_search,
strlen( p_node->pp_children[i]->input.psz_name ) ) )
{
return p_node->pp_children[i];
}
}
return NULL;
}
/**********************************************************************
* Tree functions
**********************************************************************/
/**
* Finds the next item to play
*
* \param p_playlist the playlist
* \param i_view the view
* \param p_root the root node
* \param p_node the node we are playing from
* \param p_item the item we were playing (NULL if none )
* \return the next item to play, or NULL if none found
*/
playlist_item_t *playlist_FindNextFromParent( playlist_t *p_playlist,
int i_view, /* FIXME: useless */
playlist_item_t *p_root,
playlist_item_t *p_node,
playlist_item_t *p_item )
{
playlist_item_t *p_search, *p_next;
if( p_item != NULL )
{
msg_Dbg( p_playlist, "Finding next of %s within %s",
p_item->input.psz_name, p_node->input.psz_name );
}
else
{
msg_Dbg( p_playlist, "Finding something to play within %s",
p_node->input.psz_name );
}
if( !p_node || p_node->i_children == -1 )
{
msg_Err( p_playlist,"invalid arguments for FindNextFromParent" );
return NULL;
}
/* Find the parent node of the item */
if( p_item != NULL )
{
p_search = playlist_FindDirectParent( p_playlist, p_item, i_view );
if( p_search == NULL )
{
msg_Err( p_playlist, "parent node not found" );
return NULL;
}
}
else
{
p_search = p_node;
}
/* Now, go up the tree until we find a suitable next item */
p_next = playlist_RecursiveFindNext( p_playlist,i_view,
p_node, p_item, p_search );
/* Not found, do we go past p_node ? */
if( p_next == NULL )
{
if( p_playlist->b_go_next )
{
p_next = playlist_RecursiveFindNext( p_playlist, i_view,
p_root, p_item, p_search );
if( p_next == NULL )
{
return NULL;
}
/* OK, we could continue, so set our current node to the root */
p_playlist->status.p_node = p_root;
}
else
{
return NULL;
}
}
return p_next;
}
/**
* Finds the previous item to play
*
* \param p_playlist the playlist
* \param i_view the view
* \param p_root the root node
* \param p_node the node we are playing from
* \param p_item the item we were playing (NULL if none )
* \return the next item to play, or NULL if none found
*/
playlist_item_t *playlist_FindPrevFromParent( playlist_t *p_playlist,
int i_view,
playlist_item_t *p_root,
playlist_item_t *p_node,
playlist_item_t *p_item )
{
playlist_item_t *p_search, *p_next;
if( p_item != NULL )
{
msg_Dbg( p_playlist, "Finding prev of %s within %s",
p_item->input.psz_name, p_node->input.psz_name );
}
else
{
msg_Dbg( p_playlist, "Finding prev from %s",p_node->input.psz_name );
}
if( !p_node || p_node->i_children == -1 )
{
msg_Err( p_playlist,"invalid arguments for FindPrevFromParent" );
return NULL;
}
/* Find the parent node of the item */
if( p_item != NULL )
{
p_search = playlist_FindDirectParent( p_playlist, p_item, i_view );
if( p_search == NULL )
{
msg_Err( p_playlist, "parent node not found" );
return NULL;
}
}
else
{
p_search = p_node;
}
/* Now, go up the tree until we find a suitable next item */
p_next = playlist_RecursiveFindPrev( p_playlist,i_view,
p_node, p_item, p_search );
if( p_next == NULL )
{
if( p_playlist->b_go_next )
{
p_next = playlist_RecursiveFindPrev( p_playlist, i_view,
p_root, p_item, p_search );
if( p_next == NULL )
{
return NULL;
}
/* OK, we could continue, so set our current node to the root */
p_playlist->status.p_node = p_root;
}
else
{
return NULL;
}
}
return p_next;
}
/************************************************************************
* Following functions are local
***********************************************************************/
/* Recursively search the tree for next item */
playlist_item_t *playlist_RecursiveFindNext( playlist_t *p_playlist,
int i_view,
playlist_item_t *p_root,
playlist_item_t *p_item,
playlist_item_t *p_parent )
{
int i;
playlist_item_t *p_parent_parent;
for( i= 0 ; i < p_parent->i_children ; i++ )
{
if( p_parent->pp_children[i] == p_item || p_item == NULL )
{
if( p_item == NULL )
{
i = -1;
}
msg_Dbg( p_playlist,"Current item found, child %i of %s",
i , p_parent->input.psz_name );
/* We found our item */
if( i+1 >= p_parent->i_children )
{
/* Too far... */
msg_Dbg( p_playlist, "Going up the tree,at parent of %s",
p_parent->input.psz_name );
if( p_parent == p_root )
{
/* Hmm, seems it's the end for you, guy ! */
return NULL;
}
/* Go up one level */
p_parent_parent = playlist_FindDirectParent( p_playlist,
p_parent, i_view );
if( p_parent_parent == NULL )
{
msg_Warn( p_playlist, "Unable to find parent !");
return NULL;
}
return playlist_RecursiveFindNext( p_playlist, i_view,p_root,
p_parent, p_parent_parent );
}
else
{
if( p_parent->pp_children[i+1]->i_children == -1 )
{
/* Cool, we have found a real item to play */
msg_Dbg( p_playlist, "Playing child %i of %s",
i+1 , p_parent->input.psz_name );
return p_parent->pp_children[i+1];
}
else if( p_parent->pp_children[i+1]->i_children > 0 )
{
/* Select the first child of this node */
msg_Dbg( p_playlist, "%s is a node with children, "
"playing the first",
p_parent->pp_children[i+1]->input.psz_name);
if( p_parent->pp_children[i+1]->pp_children[0]
->i_children >= 0 )
{
/* first child is a node ! */
return playlist_RecursiveFindNext( p_playlist, i_view,
p_root, NULL ,
p_parent->pp_children[i+1]->pp_children[0]);
}
return p_parent->pp_children[i+1]->pp_children[0];
}
else
{
/* This node has no child... We must continue */
msg_Dbg( p_playlist, "%s is a node with no children",
p_parent->pp_children[i+1]->input.psz_name);
p_item = p_parent->pp_children[i+1];
}
}
}
}
/* Just in case :) */
return NULL;
}
/* Recursively search the tree for previous item */
playlist_item_t *playlist_RecursiveFindPrev( playlist_t *p_playlist,
int i_view,
playlist_item_t *p_root,
playlist_item_t *p_item,
playlist_item_t *p_parent )
{
int i;
playlist_item_t *p_parent_parent;
for( i= p_parent->i_children - 1 ; i >= 0 ; i-- )
{
if( p_parent->pp_children[i] == p_item || p_item == NULL )
{
if( p_item == NULL )
{
i = -1;
}
msg_Dbg( p_playlist,"Current item found, child %i of %s",
i , p_parent->input.psz_name );
/* We found our item */
if( i < 1 )
{
/* Too far... */
msg_Dbg( p_playlist, "Going up the tree,at parent of %s",
p_parent->input.psz_name );
if( p_parent == p_root )
{
/* Hmm, seems it's the end for you, guy ! */
return NULL;
}
/* Go up one level */
p_parent_parent = playlist_FindDirectParent( p_playlist,
p_parent, i_view );
return playlist_RecursiveFindPrev( p_playlist, i_view,p_root,
p_parent, p_parent_parent );
}
else
{
if( p_parent->pp_children[i-1]->i_children == -1 )
{
/* Cool, we have found a real item to play */
msg_Dbg( p_playlist, "Playing child %i of %s",
i-1, p_parent->input.psz_name );
return p_parent->pp_children[i-1];
}
else if( p_parent->pp_children[i-1]->i_children > 0 )
{
/* Select the last child of this node */
msg_Dbg( p_playlist, "%s is a node with children,"
" playing the last",
p_parent->pp_children[i-1]->input.psz_name);
if( p_parent->pp_children[i-1]->pp_children[p_parent->
pp_children[i-1]->i_children-1]->i_children >= 0 )
{
/* Last child is a node */
return playlist_RecursiveFindPrev( p_playlist, i_view,
p_root,NULL,
p_parent->pp_children[i-1]->pp_children[
p_parent->pp_children[i-1]->i_children-1]);
}
return p_parent->pp_children[i-1]->pp_children[
p_parent->pp_children[i-1]->i_children-1];
}
else
{
/* This node has no child... We must continue */
msg_Dbg( p_playlist, "%s is a node with no children",
p_parent->pp_children[i-1]->input.psz_name);
p_item = p_parent->pp_children[i-1];
}
}
}
}
return NULL;
}
/* This function returns the parent of an item in a view */
playlist_item_t *playlist_FindDirectParent( playlist_t *p_playlist,
playlist_item_t *p_item,
int i_view )
{
int i = 0;
for( i= 0; i< p_item->i_parents ; i++ )
{
if( p_item->pp_parents[i]->i_view == i_view )
{
return p_item->pp_parents[i]->p_parent;
}
}
return NULL;
}
/* This function dumps a node */
void playlist_NodeDump( playlist_t *p_playlist, playlist_item_t *p_item,
int i_level )
{
char str[512];
int i;
if( i_level == 1 )
{
msg_Dbg( p_playlist, "%s (%i)",
p_item->input.psz_name, p_item->i_children );
}
if( p_item->i_children == -1 )
{
return;
}
for( i = 0; i< p_item->i_children; i++ )
{
memset( str, 32, 512 );
sprintf( str + 2 * i_level , "%s (%i)",
p_item->pp_children[i]->input.psz_name,
p_item->pp_children[i]->i_children );
msg_Dbg( p_playlist, "%s",str );
if( p_item->pp_children[i]->i_children >= 0 )
{
playlist_NodeDump( p_playlist, p_item->pp_children[i],
i_level + 1 );
}
}
return;
}