qt_demoe/vlcdemo/vlc/vlc2/include/libvlc_vlm.h

350 lines
12 KiB
C

/*****************************************************************************
* libvlc_vlm.h: libvlc_* new external API
*****************************************************************************
* Copyright (C) 1998-2008 VLC authors and VideoLAN
* $Id: 26e5cbb5ee7968a21520af0b8f553a4a117d4f99 $
*
* Authors: Clément Stenac <zorglub@videolan.org>
* Jean-Paul Saman <jpsaman _at_ m2x _dot_ nl>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
#ifndef LIBVLC_VLM_H
#define LIBVLC_VLM_H 1
/**
* \file
* This file defines libvlc_vlm_* external API
*/
# ifdef __cplusplus
extern "C" {
# endif
/*****************************************************************************
* VLM
*****************************************************************************/
/** \defgroup libvlc_vlm LibVLC VLM
* \ingroup libvlc
* @{
*/
/**
* Release the vlm instance related to the given libvlc_instance_t
*
* \param p_instance the instance
*/
LIBVLC_API void libvlc_vlm_release( libvlc_instance_t *p_instance );
/**
* Add a broadcast, with one input.
*
* \param p_instance the instance
* \param psz_name the name of the new broadcast
* \param psz_input the input MRL
* \param psz_output the output MRL (the parameter to the "sout" variable)
* \param i_options number of additional options
* \param ppsz_options additional options
* \param b_enabled boolean for enabling the new broadcast
* \param b_loop Should this broadcast be played in loop ?
* \return 0 on success, -1 on error
*/
LIBVLC_API int libvlc_vlm_add_broadcast( libvlc_instance_t *p_instance,
const char *psz_name, const char *psz_input,
const char *psz_output, int i_options,
const char * const* ppsz_options,
int b_enabled, int b_loop );
/**
* Add a vod, with one input.
*
* \param p_instance the instance
* \param psz_name the name of the new vod media
* \param psz_input the input MRL
* \param i_options number of additional options
* \param ppsz_options additional options
* \param b_enabled boolean for enabling the new vod
* \param psz_mux the muxer of the vod media
* \return 0 on success, -1 on error
*/
LIBVLC_API int libvlc_vlm_add_vod( libvlc_instance_t * p_instance,
const char *psz_name, const char *psz_input,
int i_options, const char * const* ppsz_options,
int b_enabled, const char *psz_mux );
/**
* Delete a media (VOD or broadcast).
*
* \param p_instance the instance
* \param psz_name the media to delete
* \return 0 on success, -1 on error
*/
LIBVLC_API int libvlc_vlm_del_media( libvlc_instance_t * p_instance,
const char *psz_name );
/**
* Enable or disable a media (VOD or broadcast).
*
* \param p_instance the instance
* \param psz_name the media to work on
* \param b_enabled the new status
* \return 0 on success, -1 on error
*/
LIBVLC_API int libvlc_vlm_set_enabled( libvlc_instance_t *p_instance,
const char *psz_name, int b_enabled );
/**
* Set the output for a media.
*
* \param p_instance the instance
* \param psz_name the media to work on
* \param psz_output the output MRL (the parameter to the "sout" variable)
* \return 0 on success, -1 on error
*/
LIBVLC_API int libvlc_vlm_set_output( libvlc_instance_t *p_instance,
const char *psz_name,
const char *psz_output );
/**
* Set a media's input MRL. This will delete all existing inputs and
* add the specified one.
*
* \param p_instance the instance
* \param psz_name the media to work on
* \param psz_input the input MRL
* \return 0 on success, -1 on error
*/
LIBVLC_API int libvlc_vlm_set_input( libvlc_instance_t *p_instance,
const char *psz_name,
const char *psz_input );
/**
* Add a media's input MRL. This will add the specified one.
*
* \param p_instance the instance
* \param psz_name the media to work on
* \param psz_input the input MRL
* \return 0 on success, -1 on error
*/
LIBVLC_API int libvlc_vlm_add_input( libvlc_instance_t *p_instance,
const char *psz_name,
const char *psz_input );
/**
* Set a media's loop status.
*
* \param p_instance the instance
* \param psz_name the media to work on
* \param b_loop the new status
* \return 0 on success, -1 on error
*/
LIBVLC_API int libvlc_vlm_set_loop( libvlc_instance_t *p_instance,
const char *psz_name,
int b_loop );
/**
* Set a media's vod muxer.
*
* \param p_instance the instance
* \param psz_name the media to work on
* \param psz_mux the new muxer
* \return 0 on success, -1 on error
*/
LIBVLC_API int libvlc_vlm_set_mux( libvlc_instance_t *p_instance,
const char *psz_name,
const char *psz_mux );
/**
* Edit the parameters of a media. This will delete all existing inputs and
* add the specified one.
*
* \param p_instance the instance
* \param psz_name the name of the new broadcast
* \param psz_input the input MRL
* \param psz_output the output MRL (the parameter to the "sout" variable)
* \param i_options number of additional options
* \param ppsz_options additional options
* \param b_enabled boolean for enabling the new broadcast
* \param b_loop Should this broadcast be played in loop ?
* \return 0 on success, -1 on error
*/
LIBVLC_API int libvlc_vlm_change_media( libvlc_instance_t *p_instance,
const char *psz_name, const char *psz_input,
const char *psz_output, int i_options,
const char * const *ppsz_options,
int b_enabled, int b_loop );
/**
* Play the named broadcast.
*
* \param p_instance the instance
* \param psz_name the name of the broadcast
* \return 0 on success, -1 on error
*/
LIBVLC_API int libvlc_vlm_play_media ( libvlc_instance_t *p_instance,
const char *psz_name );
/**
* Stop the named broadcast.
*
* \param p_instance the instance
* \param psz_name the name of the broadcast
* \return 0 on success, -1 on error
*/
LIBVLC_API int libvlc_vlm_stop_media ( libvlc_instance_t *p_instance,
const char *psz_name );
/**
* Pause the named broadcast.
*
* \param p_instance the instance
* \param psz_name the name of the broadcast
* \return 0 on success, -1 on error
*/
LIBVLC_API int libvlc_vlm_pause_media( libvlc_instance_t *p_instance,
const char *psz_name );
/**
* Seek in the named broadcast.
*
* \param p_instance the instance
* \param psz_name the name of the broadcast
* \param f_percentage the percentage to seek to
* \return 0 on success, -1 on error
*/
LIBVLC_API int libvlc_vlm_seek_media( libvlc_instance_t *p_instance,
const char *psz_name,
float f_percentage );
/**
* Return information about the named media as a JSON
* string representation.
*
* This function is mainly intended for debugging use,
* if you want programmatic access to the state of
* a vlm_media_instance_t, please use the corresponding
* libvlc_vlm_get_media_instance_xxx -functions.
* Currently there are no such functions available for
* vlm_media_t though.
*
* \param p_instance the instance
* \param psz_name the name of the media,
* if the name is an empty string, all media is described
* \return string with information about named media, or NULL on error
*/
LIBVLC_API const char* libvlc_vlm_show_media( libvlc_instance_t *p_instance,
const char *psz_name );
/**
* Get vlm_media instance position by name or instance id
*
* \param p_instance a libvlc instance
* \param psz_name name of vlm media instance
* \param i_instance instance id
* \return position as float or -1. on error
*/
LIBVLC_API float libvlc_vlm_get_media_instance_position( libvlc_instance_t *p_instance,
const char *psz_name,
int i_instance );
/**
* Get vlm_media instance time by name or instance id
*
* \param p_instance a libvlc instance
* \param psz_name name of vlm media instance
* \param i_instance instance id
* \return time as integer or -1 on error
*/
LIBVLC_API int libvlc_vlm_get_media_instance_time( libvlc_instance_t *p_instance,
const char *psz_name,
int i_instance );
/**
* Get vlm_media instance length by name or instance id
*
* \param p_instance a libvlc instance
* \param psz_name name of vlm media instance
* \param i_instance instance id
* \return length of media item or -1 on error
*/
LIBVLC_API int libvlc_vlm_get_media_instance_length( libvlc_instance_t *p_instance,
const char *psz_name,
int i_instance );
/**
* Get vlm_media instance playback rate by name or instance id
*
* \param p_instance a libvlc instance
* \param psz_name name of vlm media instance
* \param i_instance instance id
* \return playback rate or -1 on error
*/
LIBVLC_API int libvlc_vlm_get_media_instance_rate( libvlc_instance_t *p_instance,
const char *psz_name,
int i_instance );
#if 0
/**
* Get vlm_media instance title number by name or instance id
* \bug will always return 0
* \param p_instance a libvlc instance
* \param psz_name name of vlm media instance
* \param i_instance instance id
* \return title as number or -1 on error
*/
LIBVLC_API int libvlc_vlm_get_media_instance_title( libvlc_instance_t *,
const char *, int );
/**
* Get vlm_media instance chapter number by name or instance id
* \bug will always return 0
* \param p_instance a libvlc instance
* \param psz_name name of vlm media instance
* \param i_instance instance id
* \return chapter as number or -1 on error
*/
LIBVLC_API int libvlc_vlm_get_media_instance_chapter( libvlc_instance_t *,
const char *, int );
/**
* Is libvlc instance seekable ?
* \bug will always return 0
* \param p_instance a libvlc instance
* \param psz_name name of vlm media instance
* \param i_instance instance id
* \return 1 if seekable, 0 if not, -1 if media does not exist
*/
LIBVLC_API int libvlc_vlm_get_media_instance_seekable( libvlc_instance_t *,
const char *, int );
#endif
/**
* Get libvlc_event_manager from a vlm media.
* The p_event_manager is immutable, so you don't have to hold the lock
*
* \param p_instance a libvlc instance
* \return libvlc_event_manager
*/
LIBVLC_API libvlc_event_manager_t *
libvlc_vlm_get_event_manager( libvlc_instance_t *p_instance );
/** @} */
# ifdef __cplusplus
}
# endif
#endif /* <vlc/libvlc_vlm.h> */