1 /*****************************************************************************
2 * standard.c: standard stream output module
3 *****************************************************************************
4 * Copyright (C) 2003-2004 VideoLAN
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 *****************************************************************************/
40 /*****************************************************************************
42 *****************************************************************************/
43 #define ACCESS_TEXT N_("Output access method")
44 #define ACCESS_LONGTEXT N_( \
45 "Allows you to specify the output access method used for the streaming " \
47 #define MUX_TEXT N_("Output muxer")
48 #define MUX_LONGTEXT N_( \
49 "Allows you to specify the output muxer method used for the streaming " \
51 #define URL_TEXT N_("Output URL")
52 #define URL_LONGTEXT N_( \
53 "Allows you to specify the output URL used for the streaming output." )
55 #define NAME_TEXT N_("Session name")
56 #define NAME_LONGTEXT N_( \
57 "Name of the session that will be announced with SAP or SLP" )
59 #define GROUP_TEXT N_("Session groupname")
60 #define GROUP_LONGTEXT N_( \
61 "Name of the group that will be announced for the session" )
63 #define SAP_TEXT N_("SAP announcing")
64 #define SAP_LONGTEXT N_("Announce this session with SAP")
66 #define SAPv6_TEXT N_("SAP IPv6 announcing")
67 #define SAPv6_LONGTEXT N_("Use IPv6 to announce this session with SAP")
69 #define SLP_TEXT N_("SLP announcing")
70 #define SLP_LONGTEXT N_("Announce this session with SLP")
72 static int Open ( vlc_object_t * );
73 static void Close ( vlc_object_t * );
75 #define SOUT_CFG_PREFIX "sout-standard-"
78 set_description( _("Standard stream output") );
79 set_capability( "sout stream", 50 );
80 add_shortcut( "standard" );
81 add_shortcut( "std" );
83 add_string( SOUT_CFG_PREFIX "access", "", NULL, ACCESS_TEXT,
84 ACCESS_LONGTEXT, VLC_FALSE );
85 add_string( SOUT_CFG_PREFIX "mux", "", NULL, MUX_TEXT,
86 MUX_LONGTEXT, VLC_FALSE );
87 add_string( SOUT_CFG_PREFIX "url", "", NULL, URL_TEXT,
88 URL_LONGTEXT, VLC_FALSE );
90 add_bool( SOUT_CFG_PREFIX "sap", 0, NULL, SAP_TEXT, SAP_LONGTEXT, VLC_TRUE );
91 add_string( SOUT_CFG_PREFIX "name", "", NULL, NAME_TEXT, NAME_LONGTEXT,
93 add_string( SOUT_CFG_PREFIX "group", "", NULL, GROUP_TEXT, GROUP_LONGTEXT,
95 add_bool( SOUT_CFG_PREFIX "sap-ipv6", 0, NULL, SAPv6_TEXT, SAPv6_LONGTEXT,
98 add_bool( SOUT_CFG_PREFIX "slp", 0, NULL, SLP_TEXT, SLP_LONGTEXT, VLC_TRUE );
100 set_callbacks( Open, Close );
104 /*****************************************************************************
105 * Exported prototypes
106 *****************************************************************************/
107 static const char *ppsz_sout_options[] = {
108 "access", "mux", "url",
109 "sap", "name", "sap-ipv6", "group",
113 #define DEFAULT_IPV6_SCOPE '8'
114 #define DEFAULT_PORT 1234
116 static sout_stream_id_t *Add ( sout_stream_t *, es_format_t * );
117 static int Del ( sout_stream_t *, sout_stream_id_t * );
118 static int Send( sout_stream_t *, sout_stream_id_t *, block_t* );
120 struct sout_stream_sys_t
123 slp_session_t *p_slp;
124 session_descriptor_t *p_session;
127 /*****************************************************************************
129 *****************************************************************************/
130 static int Open( vlc_object_t *p_this )
132 sout_stream_t *p_stream = (sout_stream_t*)p_this;
133 sout_instance_t *p_sout = p_stream->p_sout;
134 slp_session_t *p_slp = NULL;
142 sout_access_out_t *p_access;
145 char *psz_mux_byext = NULL;
147 sout_CfgParse( p_stream, SOUT_CFG_PREFIX, ppsz_sout_options,
150 var_Get( p_stream, SOUT_CFG_PREFIX "access", &val );
151 psz_access = *val.psz_string ? val.psz_string : NULL;
152 if( val.psz_string && !*val.psz_string ) free( val.psz_string );
154 var_Get( p_stream, SOUT_CFG_PREFIX "mux", &val );
155 psz_mux = *val.psz_string ? val.psz_string : NULL;
156 if( val.psz_string && !*val.psz_string ) free( val.psz_string );
158 var_Get( p_stream, SOUT_CFG_PREFIX "url", &val );
159 psz_url = *val.psz_string ? val.psz_string : NULL;
160 if( val.psz_string && !*val.psz_string ) free( val.psz_string );
162 p_stream->p_sys = malloc( sizeof( sout_stream_sys_t) );
163 p_stream->p_sys->p_session = NULL;
165 msg_Dbg( p_this, "creating `%s/%s://%s'", psz_access, psz_mux, psz_url );
167 /* ext -> muxer name */
168 if( psz_url && strrchr( psz_url, '.' ) )
171 static struct { char *ext; char *mux; } exttomux[] =
190 char *psz_ext = strrchr( psz_url, '.' ) + 1;
193 msg_Dbg( p_this, "extention is %s", psz_ext );
194 for( i = 0; exttomux[i].ext != NULL; i++ )
196 if( !strcasecmp( psz_ext, exttomux[i].ext ) )
198 psz_mux_byext = exttomux[i].mux;
202 msg_Dbg( p_this, "extention -> mux=%s", psz_mux_byext );
205 /* We fix access/mux to valid couple */
207 if( !psz_access && !psz_mux )
212 "no access _and_ no muxer, extention gives file/%s",
214 psz_access = strdup("file");
215 psz_mux = strdup(psz_mux_byext);
219 msg_Err( p_stream, "no access _and_ no muxer (fatal error)" );
224 if( psz_access && !psz_mux )
226 /* access given, no mux */
227 if( !strncmp( psz_access, "mmsh", 4 ) )
229 psz_mux = strdup("asfh");
231 else if( !strncmp( psz_access, "udp", 3 ) )
233 psz_mux = strdup("ts");
235 else if( psz_mux_byext )
237 psz_mux = strdup(psz_mux_byext);
241 msg_Err( p_stream, "no mux specified or found by extention" );
245 else if( psz_mux && !psz_access )
247 /* mux given, no access */
248 if( !strncmp( psz_mux, "asfh", 4 ) )
250 psz_access = strdup("mmsh");
255 psz_access = strdup("file");
259 /* fix or warm of incompatible couple */
260 if( psz_mux && psz_access )
262 if( !strncmp( psz_access, "mmsh", 4 ) &&
263 strncmp( psz_mux, "asfh", 4 ) )
265 char *p = strchr( psz_mux,'{' );
267 msg_Warn( p_stream, "fixing to mmsh/asfh" );
270 /* -> a little memleak but ... */
271 psz_mux = malloc( strlen( "asfh" ) + strlen( p ) + 1);
272 sprintf( psz_mux, "asfh%s", p );
276 psz_mux = strdup("asfh");
279 else if( ( !strncmp( psz_access, "rtp", 3 ) ||
280 !strncmp( psz_access, "udp", 3 ) ) &&
281 strncmp( psz_mux, "ts", 2 ) )
283 msg_Err( p_stream, "for now udp and rtp are only valid with TS" );
285 else if( strncmp( psz_access, "file", 4 ) &&
286 ( !strncmp( psz_mux, "mov", 3 ) ||
287 !strncmp( psz_mux, "mp4", 3 ) ) )
289 msg_Err( p_stream, "mov and mp4 work only with file output" );
293 msg_Dbg( p_this, "using `%s/%s://%s'", psz_access, psz_mux, psz_url );
295 /* *** find and open appropriate access module *** */
296 p_access = sout_AccessOutNew( p_sout, psz_access, psz_url );
297 if( p_access == NULL )
299 msg_Err( p_stream, "no suitable sout access module for `%s/%s://%s'",
300 psz_access, psz_mux, psz_url );
301 if( psz_access ) free( psz_access );
302 if( psz_mux ) free( psz_mux );
305 msg_Dbg( p_stream, "access opened" );
307 /* *** find and open appropriate mux module *** */
308 p_mux = sout_MuxNew( p_sout, psz_mux, p_access );
311 msg_Err( p_stream, "no suitable sout mux module for `%s/%s://%s'",
312 psz_access, psz_mux, psz_url );
314 sout_AccessOutDelete( p_access );
315 if( psz_access ) free( psz_access );
316 if( psz_mux ) free( psz_mux );
319 msg_Dbg( p_stream, "mux opened" );
321 /* *** Create the SAP Session structure *** */
322 var_Get( p_stream, SOUT_CFG_PREFIX "sap", &val );
324 ( strstr( psz_access, "udp" ) || strstr( psz_access , "rtp" ) ) )
326 session_descriptor_t *p_session = sout_AnnounceSessionCreate();
327 announce_method_t *p_method =
328 sout_AnnounceMethodCreate( METHOD_TYPE_SAP );
331 var_Get( p_stream, SOUT_CFG_PREFIX "name", &val );
332 if( *val.psz_string )
334 p_session->psz_name = strdup( val.psz_string );
338 p_session->psz_name = strdup( psz_url );
340 free( val.psz_string );
342 var_Get( p_stream, SOUT_CFG_PREFIX "group", &val );
343 if( *val.psz_string )
345 p_session->psz_group = strdup( val.psz_string );
347 free( val.psz_string );
349 var_Get( p_stream, SOUT_CFG_PREFIX "sap-ipv6", &val );
350 p_method->i_ip_version = val.b_bool ? 6 : 4;
352 /* Now, parse the URL to extract host and port */
353 vlc_UrlParse( &url, psz_url , 0);
357 if( url.i_port == 0 ) url.i_port = DEFAULT_PORT;
359 p_session->psz_uri = url.psz_host;
360 p_session->i_port = url.i_port;
361 p_session->psz_sdp = NULL;
363 p_session->i_ttl = config_GetInt( p_sout, "ttl" );
364 p_session->i_payload = 33;
366 msg_Info( p_this, "SAP Enabled");
368 sout_AnnounceRegister( p_sout, p_session, p_method );
370 /* FIXME: Free p_method */
372 p_stream->p_sys->p_session = p_session;
374 vlc_UrlClean( &url );
376 if( p_method->psz_address) free( p_method->psz_address );
380 /* *** Register with slp *** */
382 var_Get( p_stream, SOUT_CFG_PREFIX "slp", &val );
384 ( strstr( psz_access, "udp" ) || strstr( psz_access , "rtp" ) ) )
388 msg_Info( p_this, "SLP Enabled");
389 var_Get( p_stream, SOUT_CFG_PREFIX "name", &val );
390 if( *val.psz_string )
392 i_ret = sout_SLPReg( p_sout, psz_url, val.psz_string );
396 i_ret = sout_SLPReg( p_sout, psz_url, psz_url );
401 msg_Warn( p_sout, "SLP Registering failed");
405 p_slp = malloc(sizeof(slp_session_t));
406 p_slp->psz_url = strdup( psz_url );
408 strdup( *val.psz_string ? val.psz_string : psz_url );
410 free( val.psz_string );
414 p_stream->pf_add = Add;
415 p_stream->pf_del = Del;
416 p_stream->pf_send = Send;
418 p_stream->p_sys->p_mux = p_mux;
419 p_stream->p_sys->p_slp = p_slp;
421 if( psz_access ) free( psz_access );
422 if( psz_mux ) free( psz_mux );
423 if( psz_url ) free( psz_url );
429 /*****************************************************************************
431 *****************************************************************************/
432 static void Close( vlc_object_t * p_this )
434 sout_stream_t *p_stream = (sout_stream_t*)p_this;
435 sout_stream_sys_t *p_sys = p_stream->p_sys;
436 sout_access_out_t *p_access = p_sys->p_mux->p_access;
438 if( p_sys->p_session != NULL )
440 sout_AnnounceUnRegister( p_stream->p_sout, p_sys->p_session );
441 sout_AnnounceSessionDestroy( p_sys->p_session );
447 sout_SLPDereg( (sout_instance_t *)p_this,
448 p_sys->p_slp->psz_url,
449 p_sys->p_slp->psz_name);
455 sout_MuxDelete( p_sys->p_mux );
456 sout_AccessOutDelete( p_access );
461 struct sout_stream_id_t
463 sout_input_t *p_input;
467 static sout_stream_id_t * Add( sout_stream_t *p_stream, es_format_t *p_fmt )
469 sout_stream_sys_t *p_sys = p_stream->p_sys;
470 sout_stream_id_t *id;
472 id = malloc( sizeof( sout_stream_id_t ) );
473 if( ( id->p_input = sout_MuxAddStream( p_sys->p_mux, p_fmt ) ) == NULL )
483 static int Del( sout_stream_t *p_stream, sout_stream_id_t *id )
485 sout_stream_sys_t *p_sys = p_stream->p_sys;
487 sout_MuxDeleteStream( p_sys->p_mux, id->p_input );
494 static int Send( sout_stream_t *p_stream, sout_stream_id_t *id,
497 sout_stream_sys_t *p_sys = p_stream->p_sys;
499 sout_MuxSendBuffer( p_sys->p_mux, id->p_input, p_buffer );