include/vlc_epg.h

   1 /*****************************************************************************
   2  * vlc_epg.h: Electronic Program Guide
   3  *****************************************************************************
   4  * Copyright (C) 2007 VLC authors and VideoLAN
   5  * $Id$
   6  *
   7  * Authors: Laurent Aimar <fenrir@via.ecp.fr>
   8  *
   9  * This program is free software; you can redistribute it and/or modify it
  10  * under the terms of the GNU Lesser General Public License as published by
  11  * the Free Software Foundation; either version 2.1 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  17  * GNU Lesser General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU Lesser General Public License
  20  * along with this program; if not, write to the Free Software Foundation,
  21  * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  22  *****************************************************************************/
  23
  24 #ifndef VLC_EPG_H
  25 #define VLC_EPG_H 1
  26
  27 /**
  28  * \file
  29  * This file defines functions and structures for storing dvb epg information
  30  */
  31
  32 typedef struct
  33 {
  34     int64_t i_start;    /* Interpreted as a value return by time() */
  35     int     i_duration;    /* Duration of the event in second */
  36
  37     char    *psz_name;
  38     char    *psz_short_description;
  39     char    *psz_description;
  40
  41 } vlc_epg_event_t;
  42
  43 typedef struct
  44 {
  45     char            *psz_name;
  46     vlc_epg_event_t *p_current; /* Can be null or should be the same than one of pp_event entry */
  47
  48     int             i_event;
  49     vlc_epg_event_t **pp_event;
  50 } vlc_epg_t;
  51
  52 /**
  53  * It initializes a vlc_epg_t.
  54  *
  55  * You must call vlc_epg_Clean to release the associated resource.
  56  */
  57 VLC_API void vlc_epg_Init(vlc_epg_t *p_epg, const char *psz_name);
  58
  59 /**
  60  * It releases all resources associated to a vlc_epg_t
  61  */
  62 VLC_API void vlc_epg_Clean(vlc_epg_t *p_epg);
  63
  64 /**
  65  * It creates and appends a new vlc_epg_event_t to a vlc_epg_t.
  66  *
  67  * \see vlc_epg_t for the definitions of the parameters.
  68  */
  69 VLC_API void vlc_epg_AddEvent(vlc_epg_t *p_epg, int64_t i_start, int i_duration, const char *psz_name, const char *psz_short_description, const char *psz_description);
  70
  71 /**
  72  * It creates a new vlc_epg_t*
  73  *
  74  * You must call vlc_epg_Delete to release the associated resource.
  75  */
  76 VLC_API vlc_epg_t * vlc_epg_New(const char *psz_name) VLC_USED;
  77
  78 /**
  79  * It releases a vlc_epg_t*.
  80  */
  81 VLC_API void vlc_epg_Delete(vlc_epg_t *p_epg);
  82
  83 /**
  84  * It set the current event of a vlc_epg_t given a start time
  85  */
  86 VLC_API void vlc_epg_SetCurrent(vlc_epg_t *p_epg, int64_t i_start);
  87
  88 /**
  89  * It merges all the event of \p p_src and \p p_dst into \p p_dst.
  90  *
  91  * \p p_src is not modified.
  92  */
  93 VLC_API void vlc_epg_Merge(vlc_epg_t *p_dst, const vlc_epg_t *p_src);
  94
  95 #endif
  96