/*****************************************************************************
- * setid.c: set ID on a stream
+ * setid.c: set ID/lang on a stream
*****************************************************************************
- * Copyright (C) 2009 VideoLAN and AUTHORS
+ * Copyright © 2009-2011 VLC authors and VideoLAN
*
* Authors: Christophe Massiot <massiot@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
+ * 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 General Public License for more details.
+ * GNU Lesser 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., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
+ * 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.
*****************************************************************************/
/*****************************************************************************
/*****************************************************************************
* Module descriptor
*****************************************************************************/
-#define ID_TEXT N_("ID")
+#define ID_TEXT N_("Elementary Stream ID")
#define ID_LONGTEXT N_( \
"Specify an identifier integer for this elementary stream" )
-#define NEWID_TEXT N_("New ID")
+#define NEWID_TEXT N_("New ES ID")
#define NEWID_LONGTEXT N_( \
"Specify an new identifier integer for this elementary stream" )
-static int Open ( vlc_object_t * );
-static void Close ( vlc_object_t * );
+#define LANG_TEXT N_("Language")
+#define LANG_LONGTEXT N_( \
+ "Specify an ISO-639 code (three characters) for this elementary stream" )
-#define SOUT_CFG_PREFIX "sout-setid-"
+static int OpenId ( vlc_object_t * );
+static int OpenLang ( vlc_object_t * );
+static void Close ( vlc_object_t * );
+
+#define SOUT_CFG_PREFIX_ID "sout-setid-"
+#define SOUT_CFG_PREFIX_LANG "sout-setlang-"
vlc_module_begin()
- set_shortname( _("setid"))
- set_description( _("Automatically add/delete input streams"))
+ set_shortname( N_("Set ID"))
+ set_section( N_("Set ES id"), NULL )
+ set_description( N_("Change the id of an elementary stream"))
set_capability( "sout stream", 50 )
add_shortcut( "setid" )
- set_callbacks( Open, Close )
- add_integer( SOUT_CFG_PREFIX "id", 0, ID_TEXT, ID_LONGTEXT,
- false )
- add_integer( SOUT_CFG_PREFIX "new-id", 0, NEWID_TEXT, NEWID_LONGTEXT,
+ set_category( CAT_SOUT )
+ set_subcategory( SUBCAT_SOUT_STREAM )
+ set_callbacks( OpenId, Close )
+ add_integer( SOUT_CFG_PREFIX_ID "id", 0, ID_TEXT, ID_LONGTEXT, false )
+ add_integer( SOUT_CFG_PREFIX_ID "new-id", 0, NEWID_TEXT, NEWID_LONGTEXT,
false )
+
+ add_submodule ()
+ set_section( N_("Set ES Lang"), NULL )
+ set_shortname( N_("Set Lang"))
+ set_description( N_("Change the language of an elementary stream"))
+ set_capability( "sout stream", 50 )
+ add_shortcut( "setlang" );
+ set_callbacks( OpenLang, Close )
+ add_integer( SOUT_CFG_PREFIX_LANG "id", 0, ID_TEXT, ID_LONGTEXT, false )
+ add_string( SOUT_CFG_PREFIX_LANG "lang", "eng", LANG_TEXT, LANG_LONGTEXT,
+ false );
+
vlc_module_end()
/*****************************************************************************
* Local prototypes
*****************************************************************************/
-static const char *ppsz_sout_options[] = {
+static const char *ppsz_sout_options_id[] = {
"id", "new-id", NULL
};
-static sout_stream_id_t *Add ( sout_stream_t *, es_format_t * );
-static int Del ( sout_stream_t *, sout_stream_id_t * );
-static int Send ( sout_stream_t *, sout_stream_id_t *, block_t * );
+static const char *ppsz_sout_options_lang[] = {
+ "id", "lang", NULL
+};
+
+static sout_stream_id_t *AddId ( sout_stream_t *, es_format_t * );
+static sout_stream_id_t *AddLang ( sout_stream_t *, es_format_t * );
+static int Del ( sout_stream_t *, sout_stream_id_t * );
+static int Send ( sout_stream_t *, sout_stream_id_t *, block_t * );
struct sout_stream_sys_t
{
- sout_stream_t *p_out;
- int i_id, i_new_id;
+ int i_id;
+ int i_new_id;
+ char *psz_language;
};
/*****************************************************************************
* Open:
*****************************************************************************/
-static int Open( vlc_object_t *p_this )
+static int OpenCommon( vlc_object_t *p_this )
{
sout_stream_t *p_stream = (sout_stream_t*)p_this;
sout_stream_sys_t *p_sys;
- p_sys = malloc( sizeof( sout_stream_sys_t ) );
- if( unlikely( !p_sys ) )
- return VLC_ENOMEM;
-
if( !p_stream->p_next )
{
msg_Err( p_stream, "cannot create chain" );
- free( p_sys );
return VLC_EGENERIC;
}
- config_ChainParse( p_stream, SOUT_CFG_PREFIX, ppsz_sout_options,
- p_stream->p_cfg );
-
- p_sys->i_id = var_GetInteger( p_stream, SOUT_CFG_PREFIX "id" );
- p_sys->i_new_id = var_GetInteger( p_stream, SOUT_CFG_PREFIX "new-id" );
+ p_sys = malloc( sizeof( sout_stream_sys_t ) );
+ if( unlikely( !p_sys ) )
+ return VLC_ENOMEM;
- p_stream->pf_add = Add;
p_stream->pf_del = Del;
p_stream->pf_send = Send;
return VLC_SUCCESS;
}
+static int OpenId( vlc_object_t *p_this )
+{
+ int i_ret = OpenCommon( p_this );
+ if( i_ret != VLC_SUCCESS )
+ return i_ret;
+
+ sout_stream_t *p_stream = (sout_stream_t*)p_this;
+
+ config_ChainParse( p_stream, SOUT_CFG_PREFIX_ID, ppsz_sout_options_id,
+ p_stream->p_cfg );
+
+ p_stream->p_sys->i_id = var_GetInteger( p_stream, SOUT_CFG_PREFIX_ID "id" );
+ p_stream->p_sys->i_new_id = var_GetInteger( p_stream, SOUT_CFG_PREFIX_ID "new-id" );
+ p_stream->p_sys->psz_language = NULL;
+
+ p_stream->pf_add = AddId;
+
+ return VLC_SUCCESS;
+}
+
+static int OpenLang( vlc_object_t *p_this )
+{
+ int i_ret = OpenCommon( p_this );
+ if( i_ret != VLC_SUCCESS )
+ return i_ret;
+
+ sout_stream_t *p_stream = (sout_stream_t*)p_this;
+
+ config_ChainParse( p_stream, SOUT_CFG_PREFIX_LANG, ppsz_sout_options_lang,
+ p_stream->p_cfg );
+
+ p_stream->p_sys->i_id = var_GetInteger( p_stream, SOUT_CFG_PREFIX_LANG "id" );
+ p_stream->p_sys->i_new_id = -1;
+ p_stream->p_sys->psz_language = var_GetString( p_stream, SOUT_CFG_PREFIX_LANG "lang" );
+
+ p_stream->pf_add = AddLang;
+
+ return VLC_SUCCESS;
+}
+
/*****************************************************************************
* Close:
*****************************************************************************/
sout_stream_t *p_stream = (sout_stream_t*)p_this;
sout_stream_sys_t *p_sys = (sout_stream_sys_t *)p_stream->p_sys;
+ free( p_sys->psz_language );
free( p_sys );
}
-static sout_stream_id_t * Add( sout_stream_t *p_stream, es_format_t *p_fmt )
+static sout_stream_id_t * AddId( sout_stream_t *p_stream, es_format_t *p_fmt )
{
sout_stream_sys_t *p_sys = (sout_stream_sys_t *)p_stream->p_sys;
p_fmt->i_id = p_sys->i_new_id;
}
-
- return p_sys->p_out->pf_add( p_sys->p_out, p_fmt );
+ return p_stream->p_next->pf_add( p_stream->p_next, p_fmt );
}
-static int Del( sout_stream_t *p_stream, sout_stream_id_t *id )
+static sout_stream_id_t * AddLang( sout_stream_t *p_stream, es_format_t *p_fmt )
{
sout_stream_sys_t *p_sys = (sout_stream_sys_t *)p_stream->p_sys;
- return p_sys->p_out->pf_del( p_sys->p_out, id );
+ if ( p_fmt->i_id == p_sys->i_id )
+ {
+ msg_Dbg( p_stream, "turning language %s of ID %d to %s",
+ p_fmt->psz_language ? p_fmt->psz_language : "unk",
+ p_sys->i_id, p_sys->psz_language );
+ p_fmt->psz_language = strdup( p_sys->psz_language );
+ }
+
+ return p_stream->p_next->pf_add( p_stream->p_next, p_fmt );
+}
+
+static int Del( sout_stream_t *p_stream, sout_stream_id_t *id )
+{
+ return p_stream->p_next->pf_del( p_stream->p_next, id );
}
static int Send( sout_stream_t *p_stream, sout_stream_id_t *id,
block_t *p_buffer )
{
- sout_stream_sys_t *p_sys = (sout_stream_sys_t *)p_stream->p_sys;
-
- return p_sys->p_out->pf_send( p_sys->p_out, id, p_buffer );
+ return p_stream->p_next->pf_send( p_stream->p_next, id, p_buffer );
}