/*****************************************************************************
* description.c: description stream output module (gathers ES info)
*****************************************************************************
- * Copyright (C) 2003-2004 the VideoLAN team
+ * Copyright (C) 2003-2004 VLC authors and VideoLAN
* $Id$
*
* Authors: Gildas Bazin <gbazin@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
+ * 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.
+ * 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 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.
+ * 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.
*****************************************************************************/
/*****************************************************************************
* Preamble
*****************************************************************************/
-#include <string.h>
-#include <vlc/vlc.h>
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <vlc_common.h>
+#include <vlc_plugin.h>
#include <vlc_input.h>
#include <vlc_block.h>
#include <vlc_sout.h>
+#include <assert.h>
+
/*****************************************************************************
* Exported prototypes
*****************************************************************************/
static int Open ( vlc_object_t * );
static void Close ( vlc_object_t * );
-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 sout_stream_id_sys_t *Add ( sout_stream_t *, const es_format_t * );
+static void Del ( sout_stream_t *, sout_stream_id_sys_t * );
+static int Send( sout_stream_t *, sout_stream_id_sys_t *, block_t* );
/*****************************************************************************
* Module descriptor
*****************************************************************************/
-vlc_module_begin();
- set_description( _("Description stream output") );
- set_capability( "sout stream", 50 );
- add_shortcut( "description" );
- set_callbacks( Open, Close );
-vlc_module_end();
+vlc_module_begin ()
+ set_description( N_("Description stream output") )
+ set_capability( "sout stream", 50 )
+ add_shortcut( "description" )
+ set_callbacks( Open, Close )
+vlc_module_end ()
struct sout_stream_sys_t
{
- int i_id;
- input_thread_t *p_input;
-
+ sout_description_data_t *data;
mtime_t i_stream_start;
};
-struct sout_stream_id_t
-{
- int i_d_u_m_m_y;
-};
-
/*****************************************************************************
* Open:
*****************************************************************************/
static int Open( vlc_object_t *p_this )
{
sout_stream_t *p_stream = (sout_stream_t*)p_this;
- sout_stream_sys_t *p_sys;
+ sout_stream_sys_t *p_sys = malloc(sizeof(sout_stream_sys_t));
+ if( unlikely(p_sys == NULL) )
+ return VLC_ENOMEM;
p_stream->pf_add = Add;
p_stream->pf_del = Del;
p_stream->pf_send = Send;
- p_sys = p_stream->p_sys = malloc(sizeof(sout_stream_sys_t));
-
- p_sys->i_id = 0;
- p_sys->p_input = NULL;
+ p_stream->p_sys = p_sys;
+ p_sys->data = var_InheritAddress(p_stream, "sout-description-data");
+ if (p_sys->data == NULL)
+ {
+ msg_Err(p_stream, "Missing data: the description stream output is "
+ "not meant to be used without special setup from the core");
+ free(p_sys);
+ return VLC_EGENERIC;
+ }
p_sys->i_stream_start = 0;
return VLC_SUCCESS;
sout_stream_t *p_stream = (sout_stream_t *)p_this;
sout_stream_sys_t *p_sys = p_stream->p_sys;
- /* It can happen only if buggy */
- if( p_sys->p_input )
- vlc_object_release( p_sys->p_input );
+ msg_Dbg( p_this, "Closing" );
+
free( p_sys );
}
-static sout_stream_id_t *Add( sout_stream_t *p_stream, es_format_t *p_fmt )
+static sout_stream_id_sys_t *Add( sout_stream_t *p_stream, const es_format_t *p_fmt )
{
sout_stream_sys_t *p_sys = p_stream->p_sys;
- sout_stream_id_t *id;
- es_format_t *p_fmt_copy;
- input_item_t *p_item;
+ es_format_t *p_fmt_copy = malloc( sizeof( *p_fmt_copy ) );
- if( !p_sys->p_input )
- p_sys->p_input = vlc_object_find( p_stream, VLC_OBJECT_INPUT, FIND_PARENT );
- if( !p_sys->p_input )
+ if( unlikely(p_fmt_copy == NULL ) )
return NULL;
-
- p_item = input_GetItem(p_sys->p_input);
- p_fmt_copy = malloc(sizeof(es_format_t));
+ msg_Dbg( p_stream, "Adding a stream" );
es_format_Copy( p_fmt_copy, p_fmt );
- vlc_mutex_lock( &p_item->lock );
- TAB_APPEND( p_item->i_es, p_item->es, p_fmt_copy );
- vlc_mutex_unlock( &p_item->lock );
+ TAB_APPEND( p_sys->data->i_es, p_sys->data->es, p_fmt_copy );
- p_sys->i_id++;
if( p_sys->i_stream_start <= 0 )
p_sys->i_stream_start = mdate();
- id = malloc( sizeof( sout_stream_id_t ) );
- id->i_d_u_m_m_y = 0;
- return id;
+ return (void *)p_fmt_copy;
}
-static int Del( sout_stream_t *p_stream, sout_stream_id_t *id )
+static void Del( sout_stream_t *p_stream, sout_stream_id_sys_t *id )
{
- sout_stream_sys_t *p_sys = p_stream->p_sys;
-
- p_sys->i_id--;
- if( p_sys->i_id <= 0 )
- {
- vlc_object_release( p_sys->p_input );
- p_sys->p_input = NULL;
- }
-
- free( id );
- return VLC_SUCCESS;
+ msg_Dbg( p_stream, "Removing a stream" );
+ /* NOTE: id should be freed by the input manager, not here. */
+ (void) id;
}
-static int Send( sout_stream_t *p_stream, sout_stream_id_t *id,
+static int Send( sout_stream_t *p_stream, sout_stream_id_sys_t *id,
block_t *p_buffer )
{
+ VLC_UNUSED(id);
sout_stream_sys_t *p_sys = p_stream->p_sys;
block_ChainRelease( p_buffer );
- if( p_sys->p_input && p_sys->i_stream_start + 1500000 < mdate() )
- p_sys->p_input->b_eof = VLC_TRUE;
+ if( p_sys->i_stream_start + 1500000 < mdate() )
+ vlc_sem_post(p_sys->data->sem);
return VLC_SUCCESS;
}