/*****************************************************************************
* m3u.c : M3U playlist export module
*****************************************************************************
* Copyright (C) 2004-2009 the VideoLAN team
*
* 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., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
/*****************************************************************************
* Preamble
*****************************************************************************/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <vlc_common.h>
#include <vlc_input_item.h>
#include <vlc_meta.h>
#include <vlc_charset.h>
#include <vlc_playlist_export.h>
#include <vlc_url.h>
#include <assert.h>
/*****************************************************************************
* Local prototypes
*****************************************************************************/
int Export_M3U ( vlc_object_t * );
int Export_M3U8( vlc_object_t * );
/*****************************************************************************
* Export_M3U: main export function
*****************************************************************************/
static void DoExport( struct vlc_playlist_export *p_export,
int (*pf_fprintf) (FILE *, const char *, ...) )
{
size_t prefix_len = -1;
if( likely(p_export->base_url != NULL) )
{
const char *p = strrchr( p_export->base_url, '/' );
assert(p != NULL);
prefix_len = (p + 1) - p_export->base_url;
}
/* Write header */
fputs( "#EXTM3U\n", p_export->file );
/* Go through the playlist and add items */
size_t count = vlc_playlist_view_Count(p_export->playlist_view);
for( size_t i = 0; i < count; ++i )
{
vlc_playlist_item_t *item =
vlc_playlist_view_Get(p_export->playlist_view, i);
/* General info */
input_item_t *media = vlc_playlist_item_GetMedia(item);
char *psz_uri = input_item_GetURI(media);
assert( psz_uri );
char *psz_name = input_item_GetName(media);
if( psz_name && strcmp( psz_uri, psz_name ) )
{
char *psz_artist = input_item_GetArtist(media);
vlc_tick_t i_duration = input_item_GetDuration(media);
if( psz_artist && *psz_artist )
{
/* write EXTINF with artist */
pf_fprintf( p_export->file, "#EXTINF:%"PRIu64",%s - %s\n",
SEC_FROM_VLC_TICK(i_duration), psz_artist, psz_name);
}
else
{
/* write EXTINF without artist */
pf_fprintf( p_export->file, "#EXTINF:%"PRIu64",%s\n",
SEC_FROM_VLC_TICK(i_duration), psz_name);
}
free( psz_artist );
}
free( psz_name );
/* VLC specific options */
vlc_mutex_lock(&media->lock);
for( int j = 0; j < media->i_options; j++ )
{
pf_fprintf( p_export->file, "#EXTVLCOPT:%s\n",
media->ppsz_options[j][0] == ':' ?
media->ppsz_options[j] + 1 :
media->ppsz_options[j] );
}
vlc_mutex_unlock(&media->lock);
/* We cannot really know if relative or absolute URL is better. As a
* heuristic, we write a relative URL if the item is in the same
* directory as the playlist, or a sub-directory thereof. */
size_t skip = 0;
if( likely(prefix_len != (size_t)-1)
&& !strncmp( p_export->base_url, psz_uri, prefix_len ) )
skip = prefix_len;
fprintf( p_export->file, "%s\n", psz_uri + skip );
free( psz_uri );
}
}
int Export_M3U( vlc_object_t *p_this )
{
struct vlc_playlist_export *p_export = (struct vlc_playlist_export *) p_this;
msg_Dbg( p_export, "saving using M3U format");
DoExport(p_export, utf8_fprintf);
return VLC_SUCCESS;
}
int Export_M3U8( vlc_object_t *p_this )
{
struct vlc_playlist_export *p_export = (struct vlc_playlist_export *) p_this;
msg_Dbg( p_export, "saving using M3U8 format");
DoExport(p_export, fprintf);
return VLC_SUCCESS;
}
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