2004-06-22 21:29:37 +02:00
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/*****************************************************************************
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2005-12-15 12:37:45 +01:00
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* vlc_input.h: Core input structures
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2004-06-22 21:29:37 +02:00
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*****************************************************************************
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2006-09-23 17:47:53 +02:00
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* Copyright (C) 1999-2006 the VideoLAN team
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2005-12-14 17:34:46 +01:00
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* $Id$
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2004-06-22 21:29:37 +02:00
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*
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* Authors: Christophe Massiot <massiot@via.ecp.fr>
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* Laurent Aimar <fenrir@via.ecp.fr>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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2006-01-13 00:10:04 +01:00
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
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2004-06-22 21:29:37 +02:00
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*****************************************************************************/
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/* __ is need because conflict with <vlc/input.h> */
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2008-08-11 18:13:10 +02:00
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#ifndef VLC__INPUT_H
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#define VLC__INPUT_H 1
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2004-06-22 21:29:37 +02:00
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2008-08-11 17:31:57 +02:00
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/**
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* \file
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* This file defines functions, structures and enums for input objects in vlc
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*/
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2006-11-06 22:03:33 +01:00
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#include <vlc_es.h>
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2006-05-14 20:29:00 +02:00
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#include <vlc_meta.h>
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2007-03-23 20:55:17 +01:00
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#include <vlc_epg.h>
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2007-08-15 16:54:03 +02:00
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#include <vlc_events.h>
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2006-05-14 20:29:00 +02:00
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2008-06-27 16:23:54 +02:00
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#include <string.h> /* strcasestr() */
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2007-08-20 20:42:11 +02:00
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2006-05-14 20:29:00 +02:00
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struct vlc_meta_t;
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2004-06-22 21:29:37 +02:00
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/*****************************************************************************
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2004-09-14 22:30:12 +02:00
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* input_item_t: Describes an input and is used to spawn input_thread_t objects
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2004-06-22 21:29:37 +02:00
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*****************************************************************************/
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struct info_t
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{
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char *psz_name; /**< Name of this info */
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char *psz_value; /**< Value of the info */
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};
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struct info_category_t
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{
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char *psz_name; /**< Name of this category */
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int i_infos; /**< Number of infos in the category */
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struct info_t **pp_infos; /**< Pointer to an array of infos */
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};
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struct input_item_t
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{
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2006-05-14 20:29:00 +02:00
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VLC_GC_MEMBERS
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int i_id; /**< Identifier of the item */
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2004-06-22 21:29:37 +02:00
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char *psz_name; /**< text describing this item */
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char *psz_uri; /**< mrl of this item */
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2008-06-14 10:00:42 +02:00
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bool b_fixed_name; /**< Can the interface change the name ?*/
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2004-06-22 21:29:37 +02:00
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int i_options; /**< Number of input options */
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char **ppsz_options; /**< Array of input options */
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2008-03-17 20:06:16 +01:00
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uint8_t *optflagv; /**< Some flags of input options */
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unsigned optflagc;
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2004-06-22 21:29:37 +02:00
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2006-05-14 20:29:00 +02:00
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mtime_t i_duration; /**< Duration in milliseconds*/
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2004-06-22 21:29:37 +02:00
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2004-11-06 12:17:46 +01:00
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uint8_t i_type; /**< Type (file, disc, ...) */
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2008-08-22 15:12:35 +02:00
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bool b_prefers_tree; /**< Do we prefer being displayed as tree*/
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2004-11-06 12:17:46 +01:00
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2004-06-22 21:29:37 +02:00
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int i_categories; /**< Number of info categories */
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info_category_t **pp_categories; /**< Pointer to the first info category */
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2004-09-14 22:30:12 +02:00
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int i_es; /**< Number of es format descriptions */
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2006-05-14 20:29:00 +02:00
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es_format_t **es; /**< Es formats */
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2004-11-19 16:07:55 +01:00
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2006-01-11 21:00:58 +01:00
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input_stats_t *p_stats; /**< Statistics */
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2006-05-14 20:29:00 +02:00
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int i_nb_played; /**< Number of times played */
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2008-08-01 22:47:33 +02:00
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bool b_error_when_reading; /**< Error When Reading */
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2006-05-14 20:29:00 +02:00
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vlc_meta_t *p_meta;
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2007-08-15 16:54:03 +02:00
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vlc_event_manager_t event_manager;
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2007-08-15 06:33:57 +02:00
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vlc_mutex_t lock; /**< Lock for the item */
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2004-06-22 21:29:37 +02:00
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};
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2004-11-06 12:17:46 +01:00
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#define ITEM_TYPE_UNKNOWN 0
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2007-08-23 19:02:38 +02:00
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#define ITEM_TYPE_FILE 1
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#define ITEM_TYPE_DIRECTORY 2
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#define ITEM_TYPE_DISC 3
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#define ITEM_TYPE_CDDA 4
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#define ITEM_TYPE_CARD 5
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#define ITEM_TYPE_NET 6
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#define ITEM_TYPE_PLAYLIST 7
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#define ITEM_TYPE_NODE 8
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#define ITEM_TYPE_NUMBER 9
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2004-11-06 12:17:46 +01:00
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2008-08-15 00:28:45 +02:00
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VLC_EXPORT( void, input_item_CopyOptions, ( input_item_t *p_parent, input_item_t *p_child ) );
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VLC_EXPORT( void, input_item_SetName, ( input_item_t *p_item, const char *psz_name ) );
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2007-08-16 19:52:28 +02:00
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/* This won't hold the item, but can tell to interested third parties
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* Like the playlist, that there is a new sub item. With this design
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* It is not the input item's responsability to keep all the ref of
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* the input item children. */
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2008-08-15 00:28:45 +02:00
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VLC_EXPORT( void, input_item_AddSubItem, ( input_item_t *p_parent, input_item_t *p_child ) );
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2007-08-16 19:52:28 +02:00
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2008-08-15 00:09:58 +02:00
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/* Flags handled past input_item_AddOpt() */
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2008-02-21 20:23:20 +01:00
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#define VLC_INPUT_OPTION_TRUSTED 0x2
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2008-08-15 00:09:58 +02:00
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/* Flags handled within input_item_AddOpt() */
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2008-03-17 20:06:16 +01:00
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#define VLC_INPUT_OPTION_UNIQUE 0x100
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2008-11-22 11:37:58 +01:00
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VLC_EXPORT( int, input_item_AddOpt, ( input_item_t *, const char *str, unsigned flags ) );
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VLC_EXPORT( int, input_item_AddOption, (input_item_t *, const char * ) );
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VLC_EXPORT( bool, input_item_HasErrorWhenReading, ( input_item_t * ) );
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VLC_EXPORT( void, input_item_SetMeta, ( input_item_t *, vlc_meta_type_t meta_type, const char *psz_val ));
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VLC_EXPORT( bool, input_item_MetaMatch, ( input_item_t *p_i, vlc_meta_type_t meta_type, const char *psz ) );
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2008-08-15 00:28:45 +02:00
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VLC_EXPORT( char *, input_item_GetMeta, ( input_item_t *p_i, vlc_meta_type_t meta_type ) );
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VLC_EXPORT( char *, input_item_GetName, ( input_item_t * p_i ) );
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VLC_EXPORT( char *, input_item_GetURI, ( input_item_t * p_i ) );
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VLC_EXPORT( void, input_item_SetURI, ( input_item_t * p_i, char * psz_uri ));
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VLC_EXPORT(mtime_t, input_item_GetDuration, ( input_item_t * p_i ) );
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VLC_EXPORT( void, input_item_SetDuration, ( input_item_t * p_i, mtime_t i_duration ));
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VLC_EXPORT( bool, input_item_IsPreparsed, ( input_item_t *p_i ));
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VLC_EXPORT( bool, input_item_IsArtFetched, ( input_item_t *p_i ));
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2007-08-15 06:33:57 +02:00
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#define input_item_SetTitle( item, b ) input_item_SetMeta( item, vlc_meta_Title, b )
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#define input_item_SetArtist( item, b ) input_item_SetMeta( item, vlc_meta_Artist, b )
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#define input_item_SetGenre( item, b ) input_item_SetMeta( item, vlc_meta_Genre, b )
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#define input_item_SetCopyright( item, b ) input_item_SetMeta( item, vlc_meta_Copyright, b )
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#define input_item_SetAlbum( item, b ) input_item_SetMeta( item, vlc_meta_Album, b )
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#define input_item_SetTrackNum( item, b ) input_item_SetMeta( item, vlc_meta_TrackNumber, b )
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#define input_item_SetDescription( item, b ) input_item_SetMeta( item, vlc_meta_Description, b )
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#define input_item_SetRating( item, b ) input_item_SetMeta( item, vlc_meta_Rating, b )
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#define input_item_SetDate( item, b ) input_item_SetMeta( item, vlc_meta_Date, b )
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#define input_item_SetSetting( item, b ) input_item_SetMeta( item, vlc_meta_Setting, b )
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#define input_item_SetURL( item, b ) input_item_SetMeta( item, vlc_meta_URL, b )
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#define input_item_SetLanguage( item, b ) input_item_SetMeta( item, vlc_meta_Language, b )
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#define input_item_SetNowPlaying( item, b ) input_item_SetMeta( item, vlc_meta_NowPlaying, b )
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#define input_item_SetPublisher( item, b ) input_item_SetMeta( item, vlc_meta_Publisher, b )
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#define input_item_SetEncodedBy( item, b ) input_item_SetMeta( item, vlc_meta_EncodedBy, b )
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#define input_item_SetArtURL( item, b ) input_item_SetMeta( item, vlc_meta_ArtworkURL, b )
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#define input_item_SetTrackID( item, b ) input_item_SetMeta( item, vlc_meta_TrackID, b )
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#define input_item_GetTitle( item ) input_item_GetMeta( item, vlc_meta_Title )
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#define input_item_GetArtist( item ) input_item_GetMeta( item, vlc_meta_Artist )
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#define input_item_GetGenre( item ) input_item_GetMeta( item, vlc_meta_Genre )
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#define input_item_GetCopyright( item ) input_item_GetMeta( item, vlc_meta_Copyright )
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#define input_item_GetAlbum( item ) input_item_GetMeta( item, vlc_meta_Album )
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#define input_item_GetTrackNum( item ) input_item_GetMeta( item, vlc_meta_TrackNumber )
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#define input_item_GetDescription( item ) input_item_GetMeta( item, vlc_meta_Description )
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#define input_item_GetRating( item ) input_item_GetMeta( item, vlc_meta_Rating )
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#define input_item_GetDate( item ) input_item_GetMeta( item, vlc_meta_Date )
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#define input_item_GetGetting( item ) input_item_GetMeta( item, vlc_meta_Getting )
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#define input_item_GetURL( item ) input_item_GetMeta( item, vlc_meta_URL )
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#define input_item_GetLanguage( item ) input_item_GetMeta( item, vlc_meta_Language )
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#define input_item_GetNowPlaying( item ) input_item_GetMeta( item, vlc_meta_NowPlaying )
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#define input_item_GetPublisher( item ) input_item_GetMeta( item, vlc_meta_Publisher )
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#define input_item_GetEncodedBy( item ) input_item_GetMeta( item, vlc_meta_EncodedBy )
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#define input_item_GetArtURL( item ) input_item_GetMeta( item, vlc_meta_ArtworkURL )
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#define input_item_GetTrackID( item ) input_item_GetMeta( item, vlc_meta_TrackID )
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2007-08-15 12:16:45 +02:00
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#define input_item_GetSetting( item ) input_item_GetMeta( item, vlc_meta_Setting )
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2007-08-15 06:33:57 +02:00
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2008-08-15 00:09:58 +02:00
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VLC_EXPORT( char *, input_item_GetInfo, ( input_item_t *p_i, const char *psz_cat,const char *psz_name ) );
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2008-11-20 21:49:51 +01:00
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VLC_EXPORT( int, input_item_AddInfo, ( input_item_t *p_i, const char *psz_cat, const char *psz_name, const char *psz_format, ... ) LIBVLC_FORMAT( 4, 5 ) );
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VLC_EXPORT( int, input_item_DelInfo, ( input_item_t *p_i, const char *psz_cat, const char *psz_name ) );
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2005-01-16 15:10:47 +01:00
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2008-08-15 00:09:58 +02:00
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#define input_item_New( a,b,c ) input_item_NewExt( a, b, c, 0, NULL, -1 )
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#define input_item_NewExt(a,b,c,d,e,f) __input_item_NewExt( VLC_OBJECT(a),b,c,d,e,f)
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VLC_EXPORT( input_item_t *, __input_item_NewExt, (vlc_object_t *, const char *, const char*, int, const char *const *, mtime_t i_duration ) );
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VLC_EXPORT( input_item_t *, input_item_NewWithType, ( vlc_object_t *, const char *, const char *e, int, const char *const *, mtime_t i_duration, int ) );
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2006-05-14 20:29:00 +02:00
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2007-06-17 15:54:20 +02:00
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/*****************************************************************************
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* Meta data helpers
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*****************************************************************************/
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static inline void vlc_audio_replay_gain_MergeFromMeta( audio_replay_gain_t *p_dst,
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const vlc_meta_t *p_meta )
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{
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2007-08-13 19:28:24 +02:00
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char * psz_value;
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2007-06-17 15:54:20 +02:00
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if( !p_meta )
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return;
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2007-08-13 19:28:24 +02:00
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if( (psz_value = (char *)vlc_dictionary_value_for_key( &p_meta->extra_tags, "REPLAYGAIN_TRACK_GAIN" )) ||
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(psz_value = (char *)vlc_dictionary_value_for_key( &p_meta->extra_tags, "RG_RADIO" )) )
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2007-06-17 15:54:20 +02:00
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{
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2008-04-14 00:08:29 +02:00
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p_dst->pb_gain[AUDIO_REPLAY_GAIN_TRACK] = true;
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2007-08-13 19:28:24 +02:00
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p_dst->pf_gain[AUDIO_REPLAY_GAIN_TRACK] = atof( psz_value );
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}
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else if( (psz_value = (char *)vlc_dictionary_value_for_key( &p_meta->extra_tags, "REPLAYGAIN_TRACK_PEAK" )) ||
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(psz_value = (char *)vlc_dictionary_value_for_key( &p_meta->extra_tags, "RG_PEAK" )) )
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{
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2008-04-14 00:08:29 +02:00
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p_dst->pb_peak[AUDIO_REPLAY_GAIN_TRACK] = true;
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2007-08-13 19:28:24 +02:00
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p_dst->pf_peak[AUDIO_REPLAY_GAIN_TRACK] = atof( psz_value );
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}
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else if( (psz_value = (char *)vlc_dictionary_value_for_key( &p_meta->extra_tags, "REPLAYGAIN_ALBUM_GAIN" )) ||
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(psz_value = (char *)vlc_dictionary_value_for_key( &p_meta->extra_tags, "RG_AUDIOPHILE" )) )
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{
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2008-04-14 00:08:29 +02:00
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p_dst->pb_gain[AUDIO_REPLAY_GAIN_ALBUM] = true;
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2007-08-13 19:28:24 +02:00
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p_dst->pf_gain[AUDIO_REPLAY_GAIN_ALBUM] = atof( psz_value );
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}
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else if( (psz_value = (char *)vlc_dictionary_value_for_key( &p_meta->extra_tags, "REPLAYGAIN_ALBUM_PEAK" )) )
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{
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2008-04-14 00:08:29 +02:00
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p_dst->pb_peak[AUDIO_REPLAY_GAIN_ALBUM] = true;
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2007-08-13 19:28:24 +02:00
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p_dst->pf_peak[AUDIO_REPLAY_GAIN_ALBUM] = atof( psz_value );
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2007-06-17 15:54:20 +02:00
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}
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}
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2004-06-22 21:29:37 +02:00
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/*****************************************************************************
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* Seek point: (generalisation of chapters)
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*****************************************************************************/
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struct seekpoint_t
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{
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int64_t i_byte_offset;
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int64_t i_time_offset;
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char *psz_name;
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2005-02-14 10:38:51 +01:00
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int i_level;
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2004-06-22 21:29:37 +02:00
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};
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static inline seekpoint_t *vlc_seekpoint_New( void )
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{
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seekpoint_t *point = (seekpoint_t*)malloc( sizeof( seekpoint_t ) );
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point->i_byte_offset =
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2005-03-07 21:16:52 +01:00
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point->i_time_offset = -1;
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2005-02-14 10:38:51 +01:00
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point->i_level = 0;
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2004-06-22 21:29:37 +02:00
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point->psz_name = NULL;
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return point;
|
|
|
|
}
|
|
|
|
|
|
|
|
static inline void vlc_seekpoint_Delete( seekpoint_t *point )
|
|
|
|
{
|
|
|
|
if( !point ) return;
|
2008-03-11 22:18:20 +01:00
|
|
|
free( point->psz_name );
|
2004-06-22 21:29:37 +02:00
|
|
|
free( point );
|
|
|
|
}
|
|
|
|
|
|
|
|
static inline seekpoint_t *vlc_seekpoint_Duplicate( seekpoint_t *src )
|
|
|
|
{
|
|
|
|
seekpoint_t *point = vlc_seekpoint_New();
|
|
|
|
if( src->psz_name ) point->psz_name = strdup( src->psz_name );
|
|
|
|
point->i_time_offset = src->i_time_offset;
|
|
|
|
point->i_byte_offset = src->i_byte_offset;
|
|
|
|
return point;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*****************************************************************************
|
|
|
|
* Title:
|
|
|
|
*****************************************************************************/
|
|
|
|
typedef struct
|
|
|
|
{
|
|
|
|
char *psz_name;
|
|
|
|
|
2008-06-14 10:00:42 +02:00
|
|
|
bool b_menu; /* Is it a menu or a normal entry */
|
2004-06-22 21:29:37 +02:00
|
|
|
|
|
|
|
int64_t i_length; /* Length(microsecond) if known, else 0 */
|
|
|
|
int64_t i_size; /* Size (bytes) if known, else 0 */
|
|
|
|
|
|
|
|
/* Title seekpoint */
|
|
|
|
int i_seekpoint;
|
|
|
|
seekpoint_t **seekpoint;
|
|
|
|
|
|
|
|
} input_title_t;
|
|
|
|
|
2006-10-21 19:28:22 +02:00
|
|
|
static inline input_title_t *vlc_input_title_New(void)
|
2004-06-22 21:29:37 +02:00
|
|
|
{
|
|
|
|
input_title_t *t = (input_title_t*)malloc( sizeof( input_title_t ) );
|
|
|
|
|
|
|
|
t->psz_name = NULL;
|
2008-04-14 00:08:29 +02:00
|
|
|
t->b_menu = false;
|
2004-06-22 21:29:37 +02:00
|
|
|
t->i_length = 0;
|
|
|
|
t->i_size = 0;
|
|
|
|
t->i_seekpoint = 0;
|
|
|
|
t->seekpoint = NULL;
|
|
|
|
|
|
|
|
return t;
|
|
|
|
}
|
2004-09-19 21:22:04 +02:00
|
|
|
|
2004-06-22 21:29:37 +02:00
|
|
|
static inline void vlc_input_title_Delete( input_title_t *t )
|
|
|
|
{
|
|
|
|
int i;
|
|
|
|
if( t == NULL )
|
|
|
|
return;
|
|
|
|
|
2008-03-11 22:18:20 +01:00
|
|
|
free( t->psz_name );
|
2004-06-22 21:29:37 +02:00
|
|
|
for( i = 0; i < t->i_seekpoint; i++ )
|
|
|
|
{
|
2008-03-11 22:18:20 +01:00
|
|
|
free( t->seekpoint[i]->psz_name );
|
2004-06-22 21:29:37 +02:00
|
|
|
free( t->seekpoint[i] );
|
|
|
|
}
|
2008-03-11 22:18:20 +01:00
|
|
|
free( t->seekpoint );
|
2004-06-22 21:29:37 +02:00
|
|
|
free( t );
|
|
|
|
}
|
|
|
|
|
|
|
|
static inline input_title_t *vlc_input_title_Duplicate( input_title_t *t )
|
|
|
|
{
|
|
|
|
input_title_t *dup = vlc_input_title_New( );
|
|
|
|
int i;
|
|
|
|
|
|
|
|
if( t->psz_name ) dup->psz_name = strdup( t->psz_name );
|
|
|
|
dup->b_menu = t->b_menu;
|
|
|
|
dup->i_length = t->i_length;
|
|
|
|
dup->i_size = t->i_size;
|
|
|
|
dup->i_seekpoint = t->i_seekpoint;
|
|
|
|
if( t->i_seekpoint > 0 )
|
|
|
|
{
|
|
|
|
dup->seekpoint = (seekpoint_t**)calloc( t->i_seekpoint,
|
|
|
|
sizeof(seekpoint_t*) );
|
|
|
|
|
|
|
|
for( i = 0; i < t->i_seekpoint; i++ )
|
|
|
|
{
|
|
|
|
dup->seekpoint[i] = vlc_seekpoint_Duplicate( t->seekpoint[i] );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
return dup;
|
|
|
|
}
|
2008-06-14 10:00:42 +02:00
|
|
|
|
2007-05-31 21:22:27 +02:00
|
|
|
/*****************************************************************************
|
|
|
|
* Attachments
|
|
|
|
*****************************************************************************/
|
|
|
|
struct input_attachment_t
|
|
|
|
{
|
|
|
|
char *psz_name;
|
|
|
|
char *psz_mime;
|
|
|
|
char *psz_description;
|
2004-06-22 21:29:37 +02:00
|
|
|
|
2007-05-31 21:22:27 +02:00
|
|
|
int i_data;
|
|
|
|
void *p_data;
|
|
|
|
};
|
2008-06-14 10:00:42 +02:00
|
|
|
|
2007-05-31 21:22:27 +02:00
|
|
|
static inline input_attachment_t *vlc_input_attachment_New( const char *psz_name,
|
|
|
|
const char *psz_mime,
|
|
|
|
const char *psz_description,
|
|
|
|
const void *p_data,
|
|
|
|
int i_data )
|
|
|
|
{
|
|
|
|
input_attachment_t *a =
|
|
|
|
(input_attachment_t*)malloc( sizeof(input_attachment_t) );
|
|
|
|
if( !a )
|
|
|
|
return NULL;
|
|
|
|
a->psz_name = strdup( psz_name ? psz_name : "" );
|
|
|
|
a->psz_mime = strdup( psz_mime ? psz_mime : "" );
|
|
|
|
a->psz_description = strdup( psz_description ? psz_description : "" );
|
|
|
|
a->i_data = i_data;
|
|
|
|
a->p_data = NULL;
|
|
|
|
if( i_data > 0 )
|
|
|
|
{
|
|
|
|
a->p_data = malloc( i_data );
|
|
|
|
if( a->p_data && p_data )
|
|
|
|
memcpy( a->p_data, p_data, i_data );
|
|
|
|
}
|
|
|
|
return a;
|
|
|
|
}
|
|
|
|
static inline input_attachment_t *vlc_input_attachment_Duplicate( const input_attachment_t *a )
|
|
|
|
{
|
|
|
|
return vlc_input_attachment_New( a->psz_name, a->psz_mime, a->psz_description,
|
|
|
|
a->p_data, a->i_data );
|
|
|
|
}
|
|
|
|
static inline void vlc_input_attachment_Delete( input_attachment_t *a )
|
|
|
|
{
|
|
|
|
if( !a )
|
|
|
|
return;
|
|
|
|
free( a->psz_name );
|
|
|
|
free( a->psz_mime );
|
|
|
|
free( a->psz_description );
|
2008-03-11 22:18:20 +01:00
|
|
|
free( a->p_data );
|
2007-05-31 21:22:27 +02:00
|
|
|
free( a );
|
|
|
|
}
|
2008-06-14 10:00:42 +02:00
|
|
|
|
2004-06-22 21:29:37 +02:00
|
|
|
/*****************************************************************************
|
|
|
|
* input defines/constants.
|
|
|
|
*****************************************************************************/
|
|
|
|
|
|
|
|
/* i_update field of access_t/demux_t */
|
|
|
|
#define INPUT_UPDATE_NONE 0x0000
|
|
|
|
#define INPUT_UPDATE_SIZE 0x0001
|
|
|
|
#define INPUT_UPDATE_TITLE 0x0010
|
|
|
|
#define INPUT_UPDATE_SEEKPOINT 0x0020
|
2004-08-25 20:50:36 +02:00
|
|
|
#define INPUT_UPDATE_META 0x0040
|
2008-09-23 22:11:01 +02:00
|
|
|
#define INPUT_UPDATE_SIGNAL 0x0080
|
2004-06-22 21:29:37 +02:00
|
|
|
|
2008-11-22 11:37:58 +01:00
|
|
|
/** Get the input item for an input thread
|
|
|
|
* FIXME see src/input/item.c but is is unsafe unless
|
|
|
|
* you hold p_input
|
|
|
|
*/
|
2006-11-26 15:20:34 +01:00
|
|
|
VLC_EXPORT(input_item_t*, input_GetItem, (input_thread_t*));
|
|
|
|
|
|
|
|
typedef struct input_thread_private_t input_thread_private_t;
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Main structure representing an input thread. This structure is mostly
|
|
|
|
* private. The only public fields are READ-ONLY. You must use the helpers
|
|
|
|
* to modify them
|
|
|
|
*/
|
2004-06-22 21:29:37 +02:00
|
|
|
struct input_thread_t
|
|
|
|
{
|
2006-11-26 15:20:34 +01:00
|
|
|
VLC_COMMON_MEMBERS;
|
2004-06-22 21:29:37 +02:00
|
|
|
|
2008-09-14 13:42:23 +02:00
|
|
|
bool b_eof;
|
2008-04-14 00:08:29 +02:00
|
|
|
bool b_preparsing;
|
2008-09-14 13:42:23 +02:00
|
|
|
bool b_dead;
|
2006-11-26 18:27:16 +01:00
|
|
|
|
2006-11-26 15:20:34 +01:00
|
|
|
int i_state;
|
2008-04-14 00:08:29 +02:00
|
|
|
bool b_can_pace_control;
|
2004-06-22 21:29:37 +02:00
|
|
|
int64_t i_time; /* Current time */
|
2006-11-26 18:27:16 +01:00
|
|
|
|
2006-11-26 15:20:34 +01:00
|
|
|
/* Internal caching common to all inputs */
|
2008-06-05 23:11:00 +02:00
|
|
|
mtime_t i_pts_delay;
|
2006-11-26 15:20:34 +01:00
|
|
|
|
|
|
|
/* All other data is input_thread is PRIVATE. You can't access it
|
|
|
|
* outside of src/input */
|
|
|
|
input_thread_private_t *p;
|
2004-06-22 21:29:37 +02:00
|
|
|
};
|
|
|
|
|
2008-12-09 21:06:12 +01:00
|
|
|
/**
|
|
|
|
* Record prefix string.
|
|
|
|
* TODO make it configurable.
|
|
|
|
*/
|
|
|
|
#define INPUT_RECORD_PREFIX "vlc-record-%Y-%m-%d-%H:%M:%S-$ N-$ p"
|
|
|
|
|
2008-11-22 16:26:16 +01:00
|
|
|
/*****************************************************************************
|
|
|
|
* Input events and variables
|
|
|
|
*****************************************************************************/
|
|
|
|
|
|
|
|
/**
|
|
|
|
* \defgroup inputvariable Input variables
|
|
|
|
*
|
|
|
|
* The input provides multiples variable you can write to and/or read from.
|
|
|
|
*
|
|
|
|
* TODO complete the documentation.
|
|
|
|
* The read only variables are:
|
|
|
|
* - "length"
|
2008-11-23 15:29:49 +01:00
|
|
|
* - "can-seek" (if you can seek, it doesn't say if 'bar display' has be shown
|
2008-11-22 16:26:16 +01:00
|
|
|
* or not, for that check position != 0.0)
|
|
|
|
* - "can-pause"
|
2008-11-23 13:09:02 +01:00
|
|
|
* - "can-rate"
|
2008-11-22 16:26:16 +01:00
|
|
|
* - "can-rewind"
|
|
|
|
* - "can-record" (if a stream can be recorded while playing)
|
2008-11-23 14:29:50 +01:00
|
|
|
* - "teletext-es" to get the index of spu track that is teletext -1 if no teletext)
|
2008-11-23 13:09:02 +01:00
|
|
|
* - "signal-quality"
|
|
|
|
* - "signal-strength"
|
2008-12-04 22:54:29 +01:00
|
|
|
* - "cache" (level of data cached [0 .. 1])
|
2008-11-22 16:26:16 +01:00
|
|
|
*
|
|
|
|
* The read-write variables are:
|
|
|
|
* - state (\see input_state_e)
|
|
|
|
* - rate, rate-slower, rate-faster
|
|
|
|
* - position, position-offset
|
|
|
|
* - time, time-offset
|
2008-11-23 13:09:02 +01:00
|
|
|
* - title, next-title, prev-title
|
|
|
|
* - chapter, next-chapter, next-chapter-prev
|
2008-11-22 16:26:16 +01:00
|
|
|
* - program, audio-es, video-es, spu-es
|
|
|
|
* - audio-delay, spu-delay
|
2008-12-03 23:58:10 +01:00
|
|
|
* - bookmark (bookmark list)
|
2008-11-23 13:09:02 +01:00
|
|
|
* - record
|
|
|
|
* - frame-next
|
|
|
|
* - navigation (list of "title %2i")
|
|
|
|
* - "title %2i"
|
2008-11-22 16:26:16 +01:00
|
|
|
*
|
|
|
|
* The variable used for event is
|
|
|
|
* - intf-event (\see input_event_type_e)
|
|
|
|
*/
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Input state
|
|
|
|
*
|
|
|
|
* This enum is used by the variable "state"
|
|
|
|
*/
|
|
|
|
typedef enum input_state_e
|
|
|
|
{
|
|
|
|
INIT_S = 0,
|
|
|
|
OPENING_S,
|
|
|
|
PLAYING_S,
|
|
|
|
PAUSE_S,
|
|
|
|
END_S,
|
|
|
|
ERROR_S,
|
|
|
|
} input_state_e;
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Input rate.
|
|
|
|
*
|
|
|
|
* It is an integer used by the variable "rate" in the
|
|
|
|
* range [INPUT_RATE_MIN, INPUT_RATE_MAX] the default value
|
|
|
|
* being INPUT_RATE_DEFAULT.
|
|
|
|
*
|
|
|
|
* A value lower than INPUT_RATE_DEFAULT plays faster.
|
|
|
|
* A value higher than INPUT_RATE_DEFAULT plays slower.
|
|
|
|
*/
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Default rate value
|
|
|
|
*/
|
|
|
|
#define INPUT_RATE_DEFAULT 1000
|
|
|
|
/**
|
|
|
|
* Minimal rate value
|
|
|
|
*/
|
|
|
|
#define INPUT_RATE_MIN 32 /* Up to 32/1 */
|
|
|
|
/**
|
|
|
|
* Maximal rate value
|
|
|
|
*/
|
|
|
|
#define INPUT_RATE_MAX 32000 /* Up to 1/32 */
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Input events
|
|
|
|
*
|
|
|
|
* You can catch input event by adding a callback on the variable "intf-event".
|
|
|
|
* This variable is an integer that will hold a input_event_type_e value.
|
|
|
|
*/
|
|
|
|
typedef enum input_event_type_e
|
|
|
|
{
|
|
|
|
/* "state" has changed */
|
|
|
|
INPUT_EVENT_STATE,
|
|
|
|
/* "rate" has changed */
|
|
|
|
INPUT_EVENT_RATE,
|
|
|
|
/* At least one of "position" or "time" or "length" has changed */
|
|
|
|
INPUT_EVENT_TIMES,
|
|
|
|
|
|
|
|
/* A title has been added or removed or selected.
|
|
|
|
* It imply that chapter has changed (not chapter event is sent) */
|
|
|
|
INPUT_EVENT_TITLE,
|
|
|
|
/* A chapter has been added or removed or selected. */
|
|
|
|
INPUT_EVENT_CHAPTER,
|
|
|
|
|
|
|
|
/* A program has been added or removed or selected */
|
|
|
|
INPUT_EVENT_PROGRAM,
|
|
|
|
/* A ES has been added or removed or selected */
|
|
|
|
INPUT_EVENT_ES,
|
2008-11-23 14:29:50 +01:00
|
|
|
/* "teletext-es" has changed */
|
|
|
|
INPUT_EVENT_TELETEXT,
|
2008-11-22 16:26:16 +01:00
|
|
|
|
|
|
|
/* "record" has changed */
|
|
|
|
INPUT_EVENT_RECORD,
|
|
|
|
|
2008-11-23 13:09:02 +01:00
|
|
|
/* A vout has been created/deleted by *the input* */
|
2008-11-22 16:26:16 +01:00
|
|
|
INPUT_EVENT_VOUT,
|
|
|
|
|
|
|
|
/* input_item_t media has changed */
|
|
|
|
INPUT_EVENT_ITEM_META,
|
|
|
|
/* input_item_t info has changed */
|
|
|
|
INPUT_EVENT_ITEM_INFO,
|
|
|
|
/* input_item_t name has changed */
|
|
|
|
INPUT_EVENT_ITEM_NAME,
|
|
|
|
|
|
|
|
/* Input statistics have been updated */
|
|
|
|
INPUT_EVENT_STATISTICS,
|
|
|
|
/* At least one of "signal-quality" or "signal-strength" has changed */
|
|
|
|
INPUT_EVENT_SIGNAL,
|
|
|
|
|
|
|
|
/* "audio-delay" has changed */
|
|
|
|
INPUT_EVENT_AUDIO_DELAY,
|
|
|
|
/* "spu-delay" has changed */
|
|
|
|
INPUT_EVENT_SUBTITLE_DELAY,
|
|
|
|
|
2008-12-03 23:58:10 +01:00
|
|
|
/* "bookmark" has changed */
|
|
|
|
INPUT_EVENT_BOOKMARK,
|
|
|
|
|
2008-12-04 22:54:29 +01:00
|
|
|
/* cache" has changed */
|
|
|
|
INPUT_EVENT_CACHE,
|
|
|
|
|
2008-11-22 16:26:16 +01:00
|
|
|
} input_event_type_e;
|
|
|
|
|
|
|
|
/** @}*/
|
|
|
|
|
2004-06-22 21:29:37 +02:00
|
|
|
/*****************************************************************************
|
|
|
|
* Prototypes
|
|
|
|
*****************************************************************************/
|
2008-03-23 01:16:36 +01:00
|
|
|
|
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/* input_CreateThread
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* Release the returned input_thread_t using vlc_object_release() */
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2004-06-22 21:29:37 +02:00
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#define input_CreateThread(a,b) __input_CreateThread(VLC_OBJECT(a),b)
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VLC_EXPORT( input_thread_t *, __input_CreateThread, ( vlc_object_t *, input_item_t * ) );
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2008-03-23 01:16:36 +01:00
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2004-12-10 19:58:22 +01:00
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#define input_Preparse(a,b) __input_Preparse(VLC_OBJECT(a),b)
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VLC_EXPORT( int, __input_Preparse, ( vlc_object_t *, input_item_t * ) );
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2005-11-09 14:44:49 +01:00
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#define input_Read(a,b,c) __input_Read(VLC_OBJECT(a),b, c)
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2008-04-14 00:08:29 +02:00
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VLC_EXPORT( int, __input_Read, ( vlc_object_t *, input_item_t *, bool ) );
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2004-06-22 21:29:37 +02:00
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VLC_EXPORT( void, input_StopThread, ( input_thread_t * ) );
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enum input_query_e
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{
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/* input variable "position" */
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INPUT_GET_POSITION, /* arg1= double * res= */
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INPUT_SET_POSITION, /* arg1= double res=can fail */
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/* input variable "length" */
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INPUT_GET_LENGTH, /* arg1= int64_t * res=can fail */
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/* input variable "time" */
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INPUT_GET_TIME, /* arg1= int64_t * res= */
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INPUT_SET_TIME, /* arg1= int64_t res=can fail */
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/* input variable "rate" (1 is DEFAULT_RATE) */
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INPUT_GET_RATE, /* arg1= int * res= */
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INPUT_SET_RATE, /* arg1= int res=can fail */
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/* input variable "state" */
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INPUT_GET_STATE, /* arg1= int * res= */
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INPUT_SET_STATE, /* arg1= int res=can fail */
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2005-02-15 21:29:29 +01:00
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/* input variable "audio-delay" and "sub-delay" */
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2004-06-23 19:49:26 +02:00
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INPUT_GET_AUDIO_DELAY, /* arg1 = int* res=can fail */
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INPUT_SET_AUDIO_DELAY, /* arg1 = int res=can fail */
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INPUT_GET_SPU_DELAY, /* arg1 = int* res=can fail */
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INPUT_SET_SPU_DELAY, /* arg1 = int res=can fail */
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/* Meta datas */
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2005-04-26 09:19:10 +02:00
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INPUT_ADD_INFO, /* arg1= char* arg2= char* arg3=... res=can fail */
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INPUT_GET_INFO, /* arg1= char* arg2= char* arg3= char** res=can fail */
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INPUT_DEL_INFO, /* arg1= char* arg2= char* res=can fail */
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INPUT_SET_NAME, /* arg1= char* res=can fail */
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2004-06-23 19:49:26 +02:00
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2004-08-05 14:45:23 +02:00
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/* Input config options */
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INPUT_ADD_OPTION, /* arg1= char * arg2= char * res=can fail*/
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/* Input properties */
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2007-10-01 01:17:19 +02:00
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INPUT_GET_VIDEO_FPS, /* arg1= double * res=can fail */
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2004-08-05 14:45:23 +02:00
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2004-06-22 21:29:37 +02:00
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/* bookmarks */
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2008-12-02 20:01:02 +01:00
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INPUT_GET_BOOKMARK, /* arg1= seekpoint_t * res=can fail */
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2004-06-22 21:29:37 +02:00
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INPUT_GET_BOOKMARKS, /* arg1= seekpoint_t *** arg2= int * res=can fail */
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INPUT_CLEAR_BOOKMARKS, /* res=can fail */
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INPUT_ADD_BOOKMARK, /* arg1= seekpoint_t * res=can fail */
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INPUT_CHANGE_BOOKMARK, /* arg1= seekpoint_t * arg2= int * res=can fail */
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INPUT_DEL_BOOKMARK, /* arg1= seekpoint_t * res=can fail */
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INPUT_SET_BOOKMARK, /* arg1= int res=can fail */
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2004-11-22 10:52:06 +01:00
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2007-05-31 21:22:27 +02:00
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/* Attachments */
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INPUT_GET_ATTACHMENTS, /* arg1=input_attachment_t***, arg2=int* res=can fail */
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INPUT_GET_ATTACHMENT, /* arg1=input_attachment_t**, arg2=char* res=can fail */
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2004-11-22 10:52:06 +01:00
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/* On the fly input slave */
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2008-12-08 20:54:28 +01:00
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INPUT_ADD_SLAVE, /* arg1= const char * */
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INPUT_ADD_SUBTITLE, /* arg1= const char *, arg2=bool b_check_extension */
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2008-08-26 12:54:18 +02:00
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/* On the fly record while playing */
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INPUT_SET_RECORD_STATE, /* arg1=bool res=can fail */
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INPUT_GET_RECORD_STATE, /* arg1=bool* res=can fail */
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2008-08-28 14:30:02 +02:00
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/* ES */
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INPUT_RESTART_ES, /* arg1=int (-AUDIO/VIDEO/SPU_ES for the whole category) */
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2004-06-22 21:29:37 +02:00
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};
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VLC_EXPORT( int, input_vaControl,( input_thread_t *, int i_query, va_list ) );
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VLC_EXPORT( int, input_Control, ( input_thread_t *, int i_query, ... ) );
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2008-12-08 20:54:28 +01:00
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/**
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* It will return the current state of the input.
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* Provided for convenience.
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*/
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2008-08-02 02:37:56 +02:00
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static inline input_state_e input_GetState( input_thread_t * p_input )
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{
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input_state_e state = INIT_S;
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input_Control( p_input, INPUT_GET_STATE, &state );
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return state;
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}
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2008-12-08 20:54:28 +01:00
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/**
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* It will add a new subtitle source to the input.
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* Provided for convenience.
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*/
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static inline int input_AddSubtitle( input_thread_t *p_input, const char *psz_url, bool b_check_extension )
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{
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return input_Control( p_input, INPUT_ADD_SUBTITLE, psz_url, b_check_extension );
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}
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2008-09-27 21:32:57 +02:00
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2008-12-08 20:54:28 +01:00
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/* */
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2008-09-27 21:32:57 +02:00
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typedef struct input_clock_t input_clock_t;
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VLC_EXPORT( decoder_t *, input_DecoderNew, ( input_thread_t *, es_format_t *, input_clock_t *, sout_instance_t * ) );
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2004-06-22 21:29:37 +02:00
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VLC_EXPORT( void, input_DecoderDelete, ( decoder_t * ) );
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VLC_EXPORT( void, input_DecoderDecode,( decoder_t *, block_t * ) );
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2008-08-22 02:23:43 +02:00
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/**
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* This function allows to split a MRL into access, demux and path part.
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*
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* You should not write into access and demux string as they may not point into
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* the provided buffer.
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* The buffer provided by psz_dup will be modified.
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*/
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VLC_EXPORT( void, input_SplitMRL, ( const char **ppsz_access, const char **ppsz_demux, char **ppsz_path, char *psz_dup ) );
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2008-12-09 21:06:12 +01:00
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/**
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* This function creates a sane filename path.
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*/
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VLC_EXPORT( char *, input_CreateFilename, ( vlc_object_t *, const char *psz_path, const char *psz_prefix, const char *psz_extension ) );
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2004-06-22 21:29:37 +02:00
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#endif
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