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vlc-2-2
Commit d69c29d6 authored by Sigmund Augdal Helberg's avatar Sigmund Augdal Helberg
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Finnally got rid of the old m3u module. RIP

parent 7c5af018
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modules/demux/Modules.am
View file @ d69c29d6
...@@ -2,7 +2,6 @@ SOURCES_a52sys = a52.c ...@@ -2,7 +2,6 @@ SOURCES_a52sys = a52.c
SOURCES_dtssys = dts.c SOURCES_dtssys = dts.c
SOURCES_flac = flac.c SOURCES_flac = flac.c
SOURCES_ogg = ogg.c SOURCES_ogg = ogg.c
SOURCES_m3u = m3u.c
SOURCES_demuxdump = demuxdump.c SOURCES_demuxdump = demuxdump.c
SOURCES_rawdv = rawdv.c SOURCES_rawdv = rawdv.c
SOURCES_au = au.c SOURCES_au = au.c
......
modules/demux/m3u.c deleted 100644 → 0
View file @ 7c5af018
/*****************************************************************************
* m3u.c: a meta demux to parse pls, m3u, asx et b4s playlists
*****************************************************************************
* Copyright (C) 2001-2006 the VideoLAN team
* $Id$
*
* Authors: Sigmund Augdal Helberg <dnumgis@videolan.org>
* Gildas Bazin <gbazin@videolan.org>
* Clément Stenac <zorglub@via.ecp.fr>
*
* 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
*****************************************************************************/
#include <stdlib.h> /* malloc(), free() */
#include <vlc/vlc.h>
#include <vlc/input.h>
#include <vlc_playlist.h>
/*****************************************************************************
* Constants and structures
*****************************************************************************/
#define MAX_LINE 8192
#define TYPE_UNKNOWN 0
#define TYPE_M3U 1
#define TYPE_ASX 2
#define TYPE_HTML 3
#define TYPE_PLS 4
#define TYPE_B4S 5
#define TYPE_WMP 6
#define TYPE_RTSP 7
struct demux_sys_t
{
int i_type; /* playlist type (m3u/asx) */
};
/*****************************************************************************
* Local prototypes
*****************************************************************************/
static int Activate ( vlc_object_t * );
static void Deactivate( vlc_object_t * );
static int Demux ( demux_t * );
static int Control ( demux_t *, int, va_list );
/*****************************************************************************
* Module descriptor
*****************************************************************************/
vlc_module_begin();
set_category( CAT_INPUT );
set_subcategory( SUBCAT_INPUT_DEMUX );
set_description( _("Playlist metademux") );
set_capability( "demux2", 5 );
set_callbacks( Activate, Deactivate );
add_shortcut( "asx" );
add_shortcut( "html" );
add_shortcut( "b4s" );
vlc_module_end();
/*****************************************************************************
* Activate: initializes m3u demux structures
*****************************************************************************/
static int Activate( vlc_object_t * p_this )
{
demux_t *p_demux = (demux_t *)p_this;
char *psz_ext;
int i_type = TYPE_UNKNOWN;
int i_type2 = TYPE_UNKNOWN;
p_demux->pf_control = Control;
p_demux->pf_demux = Demux;
/* Check for m3u/asx file extension or if the demux has been forced */
psz_ext = strrchr ( p_demux->psz_path, '.' );
if(( psz_ext && !strcasecmp( psz_ext, ".ram") ) )
{
i_type = TYPE_M3U;
}
else if( ( psz_ext && !strcasecmp( psz_ext, ".asx") ) ||
( p_demux->psz_demux && !strcmp(p_demux->psz_demux, "asx") ) )
{
i_type = TYPE_ASX;
}
else if( ( psz_ext && !strcasecmp( psz_ext, ".html") ) ||
( p_demux->psz_demux && !strcmp(p_demux->psz_demux, "html") ) )
{
i_type = TYPE_HTML;
}
else if( ( psz_ext && !strcasecmp( psz_ext, ".b4s") ) ||
( p_demux->psz_demux && !strcmp(p_demux->psz_demux, "b4s") ) )
{
i_type = TYPE_B4S;
}
/* we had no luck looking at the file extension, so we have a look
* at the content. This is useful for .asp, .php and similar files
* that are actually html. Also useful for some asx files that have
* another extension */
/* We double check for file != m3u as some asx are just m3u file */
if( i_type != TYPE_M3U )
{
char *p_peek;
int i_size = stream_Peek( p_demux->s, (uint8_t **)&p_peek, MAX_LINE );
i_size -= sizeof("[Reference]") - 1;
if( i_size > 0 )
{
while( i_size &&
strncasecmp(p_peek, "[playlist]", sizeof("[playlist]") - 1)
&& strncasecmp( p_peek, "[Reference]", sizeof("[Reference]") - 1 )
&& strncasecmp( p_peek, "<html>", sizeof("<html>") - 1 )
&& strncasecmp( p_peek, "<asx", sizeof("<asx") - 1 )
&& strncasecmp( p_peek, "rtsptext", sizeof("rtsptext") - 1 )
&& strncasecmp( p_peek, "<?xml", sizeof("<?xml") -1 ) )
{
p_peek++;
i_size--;
}
if( !i_size )
{
;
}
else if( !strncasecmp( p_peek, "[playlist]", sizeof("[playlist]") -1 ) )
{
i_type2 = TYPE_PLS;
}
else if( !strncasecmp( p_peek, "[Reference]", sizeof("[Reference]") -1 ) )
{
i_type2 = TYPE_WMP;
}
else if( !strncasecmp( p_peek, "<html>", sizeof("<html>") -1 ) )
{
i_type2 = TYPE_HTML;
}
else if( !strncasecmp( p_peek, "<asx", sizeof("<asx") -1 ) )
{
i_type2 = TYPE_ASX;
}
else if( !strncasecmp( p_peek, "rtsptext", sizeof("rtsptext") -1 ) )
{
i_type2 = TYPE_RTSP;
}
#if 0
else if( !strncasecmp( p_peek, "<?xml", sizeof("<?xml") -1 ) )
{
i_type2 = TYPE_B4S;
}
#endif
}
}
if( i_type == TYPE_UNKNOWN && i_type2 == TYPE_UNKNOWN)
{
return VLC_EGENERIC;
}
if( i_type != TYPE_UNKNOWN && i_type2 == TYPE_UNKNOWN )
{
i_type = TYPE_M3U;
}
else
{
i_type = i_type2;
}
/* Allocate p_m3u */
p_demux->p_sys = malloc( sizeof( demux_sys_t ) );
p_demux->p_sys->i_type = i_type;
msg_Dbg( p_this, "playlist type: %d - %d", i_type, i_type2 );
return VLC_SUCCESS;
}
/*****************************************************************************
* Deactivate: frees unused data
*****************************************************************************/
static void Deactivate( vlc_object_t *p_this )
{
demux_t *p_demux = (demux_t *)p_this;
free( p_demux->p_sys );
}
/*****************************************************************************
* XMLSpecialChars: Handle the special chars in a XML file.
* ***************************************************************************/
static void XMLSpecialChars ( char *str )
{
char *src = str;
char *dst = str;
while( *src )
{
if( *src == '&' )
{
/* FIXME:
* - should probably accept any sequence, rather than only those
* commonly found in French.
* - output may have to be UTF-8 encoded (cannot assume Latin-1)
*/
if( !strncasecmp( src, "&#xe0;", 6 ) ) *dst++ = '\xe0';
else if( !strncasecmp( src, "&#xee;", 6 ) ) *dst++ = '\xee';
else if( !strncasecmp( src, "&apos;", 6 ) ) *dst++ = '\'';
else if( !strncasecmp( src, "&#xe8;", 6 ) ) *dst++ = '\xe8';
else if( !strncasecmp( src, "&#xe9;", 6 ) ) *dst++ = '\xe9';
else if( !strncasecmp( src, "&#xea;", 6 ) ) *dst++ = '\xea';
else
{
*dst++ = '?';
}
src += 6;
}
else
{
*dst++ = *src++;
}
}
*dst = '\0';
}
/*****************************************************************************
* ParseLine: read a "line" from the file and add any entries found
* to the playlist. Returns:
* 0 if nothing was found
* 1 if a URI was found (it is then copied in psz_data)
* 2 if a name was found ( " )
*
* XXX psz_data has the same length that psz_line so no problem if you don't
* expand it
* psz_line is \0 terminated
*****************************************************************************/
static int ParseLine( demux_t *p_demux, char *psz_line, char *psz_data,
vlc_bool_t *pb_done )
{
demux_sys_t *p_m3u = p_demux->p_sys;
char *psz_bol, *psz_name;
psz_bol = psz_line;
*pb_done = VLC_FALSE;
/* Remove unnecessary tabs or spaces at the beginning of line */
while( *psz_bol == ' ' || *psz_bol == '\t' ||
*psz_bol == '\n' || *psz_bol == '\r' )
{
psz_bol++;
}
if( p_m3u->i_type == TYPE_M3U )
{
/* Check for comment line */
if( *psz_bol == '#' )
{
while( *psz_bol &&
strncasecmp( psz_bol, "EXTINF:",
sizeof("EXTINF:") - 1 ) &&
strncasecmp( psz_bol, "EXTVLCOPT:",
sizeof("EXTVLCOPT:") - 1 ) ) psz_bol++;
if( !*psz_bol ) return 0;
if( !strncasecmp( psz_bol, "EXTINF:", sizeof("EXTINF:") - 1 ) )
{
psz_bol = strchr( psz_bol, ',' );
if ( !psz_bol ) return 0;
psz_bol++;
/* From now, we have a name line */
strcpy( psz_data , psz_bol );
return 2;
}
else
{
psz_bol = strchr( psz_bol, ':' );
if ( !psz_bol ) return 0;
psz_bol++;
strcpy( psz_data , psz_bol );
return 3;
}
}
/* If we don't have a comment, the line is directly the URI */
}
else if( p_m3u->i_type == TYPE_PLS )
{
/* We are dealing with .pls files from shoutcast
* We are looking for lines like "File1=http://..." */
if( !strncasecmp( psz_bol, "File", sizeof("File") - 1 ) )
{
psz_bol += sizeof("File") - 1;
psz_bol = strchr( psz_bol, '=' );
if ( !psz_bol ) return 0;
psz_bol++;
}
else
{
return 0;
}
}
else if( p_m3u->i_type == TYPE_WMP )
{
/* We are dealing with some weird WMP stream playlist format
* Hurray for idiotic M$. Lines look like: "Ref1=http://..." */
if( !strncasecmp( psz_bol, "Ref", sizeof("Ref") - 1 ) )
{
psz_bol += sizeof("Ref") - 1;
psz_bol = strchr( psz_bol, '=' );
if ( !psz_bol ) return 0;
psz_bol++;
if( !strncasecmp( psz_bol, "http://", sizeof("http://") -1 ) )
{
psz_bol++;
psz_bol[0] = 'm'; psz_bol[1] = 'm'; psz_bol[2] = 's';
}
}
else
{
return 0;
}
}
else if( p_m3u->i_type == TYPE_ASX )
{
/* We are dealing with ASX files.
* We are looking for "<ref href=" xml markups that
* begins with "mms://", "http://" or "file://" */
char *psz_eol;
while( *psz_bol &&
strncasecmp( psz_bol, "ref", sizeof("ref") - 1 ) )
psz_bol++;
if( !*psz_bol ) return 0;
while( *psz_bol &&
strncasecmp( psz_bol, "href", sizeof("href") - 1 ) )
psz_bol++;
if( !*psz_bol ) return 0;
while( *psz_bol &&
strncasecmp( psz_bol, "mms://",
sizeof("mms://") - 1 ) &&
strncasecmp( psz_bol, "mmsu://",
sizeof("mmsu://") - 1 ) &&
strncasecmp( psz_bol, "mmst://",
sizeof("mmst://") - 1 ) &&
strncasecmp( psz_bol, "http://",
sizeof("http://") - 1 ) &&
strncasecmp( psz_bol, "file://",
sizeof("file://") - 1 ) )
psz_bol++;
if( !*psz_bol ) return 0;
psz_eol = strchr( psz_bol, '"');
if( !psz_eol )
return 0;
*psz_eol = '\0';
}
else if( p_m3u->i_type == TYPE_HTML )
{
/* We are dealing with a html file with embedded
* video. We are looking for "<param name="filename"
* value=" html markups that begin with "http://" */
char *psz_eol;
while( *psz_bol &&
strncasecmp( psz_bol, "param", sizeof("param") - 1 ) )
psz_bol++;
if( !*psz_bol ) return 0;
while( *psz_bol &&
strncasecmp( psz_bol, "filename", sizeof("filename") - 1 ) )
psz_bol++;
if( !*psz_bol ) return 0;
while( *psz_bol &&
strncasecmp( psz_bol, "http://",
sizeof("http://") - 1 ) )
psz_bol++;
if( !*psz_bol ) return 0;
psz_eol = strchr( psz_bol, '"');
if( !psz_eol )
return 0;
*psz_eol = '\0';
}
else if( p_m3u->i_type == TYPE_B4S )
{
char *psz_eol;
msg_Dbg( p_demux, "b4s line=%s", psz_line );
/* We are dealing with a B4S file from Winamp 3 */
/* First, search for name *
* <Name>Blabla</Name> */
if( strstr ( psz_bol, "<Name>" ) )
{
/* We have a name */
while ( *psz_bol &&
strncasecmp( psz_bol,"Name",sizeof("Name") -1 ) )
psz_bol++;
if( !*psz_bol ) return 0;
psz_bol = psz_bol + 5 ;
/* We are now at the beginning of the name */
if( !psz_bol ) return 0;
psz_eol = strchr(psz_bol, '<' );
if( !psz_eol) return 0;
*psz_eol='\0';
XMLSpecialChars( psz_bol );
strcpy( psz_data, psz_bol );
return 2;
}
else if( strstr( psz_bol, "</entry>" ) || strstr( psz_bol, "</Entry>" ))
{
*pb_done = VLC_TRUE;
return 0;
}
/* We are looking for <entry Playstring="blabla"> */
while( *psz_bol &&
strncasecmp( psz_bol,"Playstring",sizeof("Playstring") -1 ) )
psz_bol++;
if( !*psz_bol ) return 0;
psz_bol = strchr( psz_bol, '=' );
if ( !psz_bol ) return 0;
psz_bol += 2;
psz_eol= strchr(psz_bol, '"');
if( !psz_eol ) return 0;
*psz_eol= '\0';
/* Handle the XML special characters */
XMLSpecialChars( psz_bol );
}
else if( p_m3u->i_type == TYPE_RTSP )
{
/* We are dealing with rtsptext reference files
* Ignore anthying that doesn't start with rtsp://..." */
if( strncasecmp( psz_bol, "rtsp://", sizeof("rtsp://") - 1 ) )
/* ignore */ return 0;
}
else
{
msg_Warn( p_demux, "unknown file type" );
return 0;
}
/* empty line */
if ( !*psz_bol ) return 0;
/*
* From now on, we know we've got a meaningful line
*/
/* check for a protocol name */
/* for URL, we should look for "://"
* for MRL (Media Resource Locator) ([[<access>][/<demux>]:][<source>]),
* we should look for ":"
* so we end up looking simply for ":"*/
/* PB: on some file systems, ':' are valid characters though*/
psz_name = psz_bol;
while( *psz_name && *psz_name!=':' )
{
psz_name++;
}
#ifdef WIN32
if ( *psz_name && ( psz_name == psz_bol + 1 ) )
{
/* if it is not an URL,
* as it is unlikely to be an MRL (PB: if it is ?)
* it should be an absolute file name with the drive letter */
if ( *(psz_name+1) == '/' )/* "*:/" */
{
if ( *(psz_name+2) != '/' )/* not "*://" */
while ( *psz_name ) *psz_name++;/* so now (*psz_name==0) */
}
else while ( *psz_name ) *psz_name++;/* "*:*"*/
}
#endif
/* if the line doesn't specify a protocol name,
* check if the line has an absolute or relative path */
#ifndef WIN32
if( !*psz_name && *psz_bol != '/' )
/* If this line doesn't begin with a '/' */
#else
if( !*psz_name
&& *psz_bol!='/'
&& *psz_bol!='\\'
&& *(psz_bol+1)!=':' )
/* if this line doesn't begin with
* "/" or "\" or "*:" or "*:\" or "*:/" or "\\" */
#endif
{
/* assume the path is relative to the path of the m3u file. */
char *psz_path = strdup( p_demux->psz_path );
#ifndef WIN32
psz_name = strrchr( psz_path, '/' );
#else
psz_name = strrchr( psz_path, '\\' );
if ( ! psz_name ) psz_name = strrchr( psz_path, '/' );
#endif
if( psz_name ) *psz_name = '\0';
else *psz_path = '\0';
#ifndef WIN32
psz_name = malloc( strlen(psz_path) + strlen(psz_bol) + 2 );
sprintf( psz_name, "%s/%s", psz_path, psz_bol );
#else
if ( *psz_path != '\0' )
{
psz_name = malloc( strlen(psz_path) + strlen(psz_bol) + 2 );
sprintf( psz_name, "%s\\%s", psz_path, psz_bol );
}
else psz_name = strdup( psz_bol );
#endif
free( psz_path );
}
else
{
psz_name = strdup( psz_bol );
}
strcpy(psz_data, psz_name ) ;
free( psz_name );
if( p_m3u->i_type != TYPE_B4S )
{
*pb_done = VLC_TRUE;
}
return 1;
}
static void ProcessLine ( demux_t *p_demux, playlist_t *p_playlist,
playlist_item_t *p_parent,
char *psz_line, char **ppsz_uri, char **ppsz_name,
int *pi_options, char ***pppsz_options,
vlc_bool_t b_flush )
{
char psz_data[MAX_LINE];
vlc_bool_t b_done;
switch( ParseLine( p_demux, psz_line, psz_data, &b_done ) )
{
case 1:
if( *ppsz_uri ) free( *ppsz_uri );
*ppsz_uri = strdup( psz_data );
break;
case 2:
if( *ppsz_name ) free( *ppsz_name );
*ppsz_name = strdup( psz_data );
break;
case 3:
(*pi_options)++;
*pppsz_options = realloc( *pppsz_options,
sizeof(char *) * *pi_options );
(*pppsz_options)[*pi_options - 1] = strdup( psz_data );
break;
case 0:
default:
break;
}
if( (b_done || b_flush) && *ppsz_uri )
{
playlist_item_t *p_item =
playlist_ItemNew( p_playlist, *ppsz_uri, *ppsz_name );
int i;
for( i = 0; i < *pi_options; i++ )
{
playlist_ItemAddOption( p_item, *pppsz_options[i] );
}
playlist_NodeAddItem( p_playlist, p_item,
p_parent->pp_parents[0]->i_view,
p_parent, PLAYLIST_APPEND, PLAYLIST_END );
/* We need to declare the parents of the node as the
* same of the parent's ones */
playlist_CopyParents( p_parent, p_item );
vlc_input_item_CopyOptions( &p_parent->input, &p_item->input );
if( *ppsz_name ) free( *ppsz_name ); *ppsz_name = NULL;
free( *ppsz_uri ); *ppsz_uri = NULL;
for( ; *pi_options; (*pi_options)-- )
{
free( (*pppsz_options)[*pi_options - 1] );
if( *pi_options == 1 ) free( *pppsz_options );
}
*pppsz_options = NULL;
}
}
static vlc_bool_t FindItem( demux_t *p_demux, playlist_t *p_playlist,
playlist_item_t **pp_item )
{
vlc_bool_t b_play;
if( &p_playlist->status.p_item->input ==
((input_thread_t *)p_demux->p_parent)->input.p_item )
{
msg_Dbg( p_playlist, "starting playlist playback" );
*pp_item = p_playlist->status.p_item;
b_play = VLC_TRUE;
}
else
{
input_item_t *p_current =
((input_thread_t*)p_demux->p_parent)->input.p_item;
*pp_item = playlist_LockItemGetByInput( p_playlist, p_current );
if( !*pp_item )
msg_Dbg( p_playlist, "unable to find item in playlist");
b_play = VLC_FALSE;
}
return b_play;
}
/*****************************************************************************
* Demux: reads and demuxes data packets
*****************************************************************************
* Returns -1 in case of error, 0 in case of EOF, 1 otherwise
*****************************************************************************/
static int Demux( demux_t *p_demux )
{
demux_sys_t *p_m3u = p_demux->p_sys;
char psz_line[MAX_LINE];
char p_buf[MAX_LINE], eol_tok;
int i_size, i_bufpos, i_linepos = 0;
vlc_bool_t b_discard = VLC_FALSE;
char *psz_name = NULL;
char *psz_uri = NULL;
int i_options = 0;
char **ppsz_options = NULL;
playlist_t *p_playlist;
playlist_item_t *p_parent;
vlc_bool_t b_play;
p_playlist = (playlist_t *) vlc_object_find( p_demux, VLC_OBJECT_PLAYLIST,
FIND_ANYWHERE );
if( !p_playlist )
{
msg_Err( p_demux, "can't find playlist" );
return -1;
}
b_play = FindItem( p_demux, p_playlist, &p_parent );
playlist_ItemToNode( p_playlist, p_parent );
p_parent->input.i_type = ITEM_TYPE_PLAYLIST;
/* Depending on wether we are dealing with an m3u/asf file, the end of
* line token will be different */
if( p_m3u->i_type == TYPE_ASX || p_m3u->i_type == TYPE_HTML )
eol_tok = '>';
else
eol_tok = '\n';
while( ( i_size = stream_Read( p_demux->s, p_buf, MAX_LINE ) ) )
{
i_bufpos = 0;
while( i_size )
{
/* Build a line < MAX_LINE */
while( p_buf[i_bufpos] != eol_tok && i_size )
{
if( i_linepos == MAX_LINE || b_discard == VLC_TRUE )
{
/* line is bigger than MAX_LINE, discard it */
i_linepos = 0;
b_discard = VLC_TRUE;
}
else
{
if ( eol_tok != '\n' || p_buf[i_bufpos] != '\r' )
{
psz_line[i_linepos] = p_buf[i_bufpos];
i_linepos++;
}
}
i_size--; i_bufpos++;
}
/* Check if we need more data */
if( !i_size ) continue;
i_size--; i_bufpos++;
b_discard = VLC_FALSE;
/* Check for empty line */
if( !i_linepos ) continue;
psz_line[i_linepos] = '\0';
i_linepos = 0;
ProcessLine( p_demux, p_playlist, p_parent,
psz_line, &psz_uri, &psz_name,
&i_options, &ppsz_options, VLC_FALSE );
}
}
if( i_linepos && b_discard != VLC_TRUE && eol_tok == '\n' )
{
psz_line[i_linepos] = '\0';
ProcessLine( p_demux, p_playlist, p_parent,
psz_line, &psz_uri, &psz_name,
&i_options, &ppsz_options, VLC_TRUE );
}
if( psz_uri ) free( psz_uri );
if( psz_name ) free( psz_name );
for( ; i_options; i_options-- )
{
free( ppsz_options[i_options - 1] );
if( i_options == 1 ) free( ppsz_options );
}
/* Go back and play the playlist */
if( b_play )
{
playlist_Control( p_playlist, PLAYLIST_VIEWPLAY,
p_playlist->status.i_view,
p_playlist->status.p_item, NULL );
}
vlc_object_release( p_playlist );
return 0;
}
static int Control( demux_t *p_demux, int i_query, va_list args )
{
return VLC_EGENERIC;
}
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