1 /*****************************************************************************
3 *****************************************************************************
4 * Copyright (C) 2001, 2002 VideoLAN
5 * $Id: standard.c,v 1.11 2003/08/13 21:15:42 gbazin Exp $
7 * Authors: Laurent Aimar <fenrir@via.ecp.fr>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
22 *****************************************************************************/
24 /*****************************************************************************
26 *****************************************************************************/
35 #define DEFAULT_IPV6_SCOPE "8"
37 /*****************************************************************************
39 *****************************************************************************/
40 static int Open ( vlc_object_t * );
41 static void Close ( vlc_object_t * );
43 static sout_stream_id_t *Add ( sout_stream_t *, sout_format_t * );
44 static int Del ( sout_stream_t *, sout_stream_id_t * );
45 static int Send( sout_stream_t *, sout_stream_id_t *, sout_buffer_t* );
47 /*****************************************************************************
49 *****************************************************************************/
51 set_description( _("Standard stream") );
52 set_capability( "sout stream", 50 );
53 add_shortcut( "standard" );
54 add_shortcut( "std" );
55 set_callbacks( Open, Close );
58 struct sout_stream_sys_t
65 /*****************************************************************************
67 *****************************************************************************/
68 static int Open( vlc_object_t *p_this )
70 sout_stream_t *p_stream = (sout_stream_t*)p_this;
71 sout_instance_t *p_sout = p_stream->p_sout;
72 sout_stream_sys_t *p_sys = malloc( sizeof( sout_stream_sys_t) );
74 char *psz_mux = sout_cfg_find_value( p_stream->p_cfg, "mux" );
75 char *psz_access = sout_cfg_find_value( p_stream->p_cfg, "access" );
76 char *psz_url = sout_cfg_find_value( p_stream->p_cfg, "url" );
77 char *psz_ipv = sout_cfg_find_value( p_stream->p_cfg, "sap_ipv" );
78 char *psz_v6_scope = sout_cfg_find_value( p_stream->p_cfg, "sap_v6scope" );
80 sout_cfg_t *p_sap_cfg = sout_cfg_find( p_stream->p_cfg, "sap" );
82 sout_cfg_t *p_slp_cfg = sout_cfg_find( p_stream->p_cfg, "slp" );
85 sout_access_out_t *p_access;
88 /* SAP is only valid for UDP or RTP streaming */
89 if( psz_access == NULL ) psz_access = "udp";
91 /* Get SAP IP version to use */
92 if(psz_ipv == NULL) psz_ipv = "4";
93 if(psz_v6_scope == NULL) psz_v6_scope = DEFAULT_IPV6_SCOPE;
97 msg_Dbg( p_this, "creating `%s/%s://%s'",
98 psz_access, psz_mux, psz_url );
100 /* *** find and open appropriate access module *** */
101 p_access = sout_AccessOutNew( p_sout, psz_access, psz_url );
102 if( p_access == NULL )
104 msg_Err( p_stream, "no suitable sout access module for `%s/%s://%s'",
105 psz_access, psz_mux, psz_url );
106 return( VLC_EGENERIC );
108 msg_Dbg( p_stream, "access opened" );
110 /* *** find and open appropriate mux module *** */
111 p_mux = sout_MuxNew( p_sout, psz_mux, p_access );
114 msg_Err( p_stream, "no suitable sout mux module for `%s/%s://%s'",
115 psz_access, psz_mux, psz_url );
117 sout_AccessOutDelete( p_access );
118 return( VLC_EGENERIC );
120 msg_Dbg( p_stream, "mux opened" );
122 /* *** Create the SAP Session structure *** */
123 if( p_sap_cfg && ( strstr( psz_access, "udp" ) ||
124 strstr( psz_access , "rtp" ) ) )
126 msg_Info( p_this, "SAP Enabled");
127 msg_Dbg( p_sout , "Creating SAP with IPv%i", atoi(psz_ipv) );
129 p_sys->p_sap = sout_SAPNew( p_sout , psz_url ,
130 p_sap_cfg->psz_value ? p_sap_cfg->psz_value : psz_url,
131 atoi(psz_ipv), psz_v6_scope );
134 msg_Err( p_sout,"Unable to initialize SAP. SAP disabled");
137 /* *** Register with slp *** */
139 if( p_slp_cfg && ( strstr( psz_access, "udp" ) ||
140 strstr( psz_access , "rtp" ) ) )
142 msg_Info( p_this, "SLP Enabled");
143 if( sout_SLPReg( p_sout, psz_url,
144 p_slp_cfg->psz_value ? p_slp_cfg->psz_value : psz_url) )
146 msg_Warn( p_sout, "SLP Registering failed");
150 p_sys->p_slp = (slp_session_t*)malloc(sizeof(slp_session_t));
153 msg_Warn(p_sout,"Out of memory");
156 p_sys->p_slp->psz_url= strdup(psz_url);
157 p_sys->p_slp->psz_name = strdup(
158 p_slp_cfg->psz_value ? p_slp_cfg->psz_value : psz_url);
164 p_sout->i_preheader = __MAX( p_sout->i_preheader, p_mux->i_preheader );
167 p_sys->p_mux = p_mux;
169 p_stream->pf_add = Add;
170 p_stream->pf_del = Del;
171 p_stream->pf_send = Send;
173 p_stream->p_sys = p_sys;
177 /*****************************************************************************
179 *****************************************************************************/
181 static void Close( vlc_object_t * p_this )
183 sout_stream_t *p_stream = (sout_stream_t*)p_this;
184 sout_stream_sys_t *p_sys = p_stream->p_sys;
185 sout_access_out_t *p_access = p_sys->p_mux->p_access;
188 sout_SAPDelete( (sout_instance_t *)p_this , p_sys->p_sap );
193 sout_SLPDereg( (sout_instance_t *)p_this,
194 p_sys->p_slp->psz_url,
195 p_sys->p_slp->psz_name);
201 sout_MuxDelete( p_sys->p_mux );
202 sout_AccessOutDelete( p_access );
207 struct sout_stream_id_t
209 sout_input_t *p_input;
213 static sout_stream_id_t * Add( sout_stream_t *p_stream, sout_format_t *p_fmt )
215 sout_stream_sys_t *p_sys = p_stream->p_sys;
216 sout_stream_id_t *id;
218 id = malloc( sizeof( sout_stream_id_t ) );
219 if( ( id->p_input = sout_MuxAddStream( p_sys->p_mux, p_fmt ) ) == NULL )
229 static int Del( sout_stream_t *p_stream, sout_stream_id_t *id )
231 sout_stream_sys_t *p_sys = p_stream->p_sys;
233 sout_MuxDeleteStream( p_sys->p_mux, id->p_input );
240 static int Send( sout_stream_t *p_stream, sout_stream_id_t *id,
241 sout_buffer_t *p_buffer )
243 sout_stream_sys_t *p_sys = p_stream->p_sys;
244 sout_instance_t *p_sout = p_stream->p_sout;
246 sout_MuxSendBuffer( p_sys->p_mux, id->p_input, p_buffer );
249 sout_SAPSend( p_sout , p_sys->p_sap );