1 /*****************************************************************************
2 * standard.c: standard stream output module
3 *****************************************************************************
4 * Copyright (C) 2003-2004 VideoLAN (Centrale Réseaux) and its contributors
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 SLP_TEXT N_("SLP announcing")
67 #define SLP_LONGTEXT N_("Announce this session with SLP")
69 static int Open ( vlc_object_t * );
70 static void Close ( vlc_object_t * );
72 #define SOUT_CFG_PREFIX "sout-standard-"
75 set_shortname( _("Standard"));
76 set_description( _("Standard stream output") );
77 set_capability( "sout stream", 50 );
78 add_shortcut( "standard" );
79 add_shortcut( "std" );
80 set_category( CAT_SOUT );
81 set_subcategory( SUBCAT_SOUT_STREAM );
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_suppressed_bool( SOUT_CFG_PREFIX "sap-ipv6" );
97 add_bool( SOUT_CFG_PREFIX "slp", 0, NULL, SLP_TEXT, SLP_LONGTEXT, VLC_TRUE );
99 set_callbacks( Open, Close );
103 /*****************************************************************************
104 * Exported prototypes
105 *****************************************************************************/
106 static const char *ppsz_sout_options[] = {
107 "access", "mux", "url",
108 "sap", "name", "group", "slp", NULL
111 #define DEFAULT_PORT 1234
113 static sout_stream_id_t *Add ( sout_stream_t *, es_format_t * );
114 static int Del ( sout_stream_t *, sout_stream_id_t * );
115 static int Send( sout_stream_t *, sout_stream_id_t *, block_t* );
117 struct sout_stream_sys_t
120 slp_session_t *p_slp;
121 session_descriptor_t *p_session;
124 /*****************************************************************************
126 *****************************************************************************/
127 static int Open( vlc_object_t *p_this )
129 sout_stream_t *p_stream = (sout_stream_t*)p_this;
130 sout_instance_t *p_sout = p_stream->p_sout;
131 slp_session_t *p_slp = NULL;
139 sout_access_out_t *p_access;
142 char *psz_mux_byext = NULL;
144 sout_CfgParse( p_stream, SOUT_CFG_PREFIX, ppsz_sout_options,
147 var_Get( p_stream, SOUT_CFG_PREFIX "access", &val );
148 psz_access = *val.psz_string ? val.psz_string : NULL;
149 if( val.psz_string && !*val.psz_string ) free( val.psz_string );
151 var_Get( p_stream, SOUT_CFG_PREFIX "mux", &val );
152 psz_mux = *val.psz_string ? val.psz_string : NULL;
153 if( val.psz_string && !*val.psz_string ) free( val.psz_string );
155 var_Get( p_stream, SOUT_CFG_PREFIX "url", &val );
156 psz_url = *val.psz_string ? val.psz_string : NULL;
157 if( val.psz_string && !*val.psz_string ) free( val.psz_string );
159 p_stream->p_sys = malloc( sizeof( sout_stream_sys_t) );
160 p_stream->p_sys->p_session = NULL;
162 msg_Dbg( p_this, "creating `%s/%s://%s'", psz_access, psz_mux, psz_url );
164 /* ext -> muxer name */
165 if( psz_url && strrchr( psz_url, '.' ) )
168 static struct { char *ext; char *mux; } exttomux[] =
187 char *psz_ext = strrchr( psz_url, '.' ) + 1;
190 msg_Dbg( p_this, "extention is %s", psz_ext );
191 for( i = 0; exttomux[i].ext != NULL; i++ )
193 if( !strcasecmp( psz_ext, exttomux[i].ext ) )
195 psz_mux_byext = exttomux[i].mux;
199 msg_Dbg( p_this, "extention -> mux=%s", psz_mux_byext );
202 /* We fix access/mux to valid couple */
204 if( !psz_access && !psz_mux )
209 "no access _and_ no muxer, extention gives file/%s",
211 psz_access = strdup("file");
212 psz_mux = strdup(psz_mux_byext);
216 msg_Err( p_stream, "no access _and_ no muxer (fatal error)" );
221 if( psz_access && !psz_mux )
223 /* access given, no mux */
224 if( !strncmp( psz_access, "mmsh", 4 ) )
226 psz_mux = strdup("asfh");
228 else if( !strncmp( psz_access, "udp", 3 ) )
230 psz_mux = strdup("ts");
232 else if( psz_mux_byext )
234 psz_mux = strdup(psz_mux_byext);
238 msg_Err( p_stream, "no mux specified or found by extention" );
242 else if( psz_mux && !psz_access )
244 /* mux given, no access */
245 if( !strncmp( psz_mux, "asfh", 4 ) )
247 psz_access = strdup("mmsh");
252 psz_access = strdup("file");
256 /* fix or warn of incompatible couple */
257 if( psz_mux && psz_access )
259 if( !strncmp( psz_access, "mmsh", 4 ) &&
260 strncmp( psz_mux, "asfh", 4 ) )
262 char *p = strchr( psz_mux,'{' );
264 msg_Warn( p_stream, "fixing to mmsh/asfh" );
267 /* -> a little memleak but ... */
268 psz_mux = malloc( strlen( "asfh" ) + strlen( p ) + 1);
269 sprintf( psz_mux, "asfh%s", p );
273 psz_mux = strdup("asfh");
276 else if( ( !strncmp( psz_access, "rtp", 3 ) ||
277 !strncmp( psz_access, "udp", 3 ) ) &&
278 strncmp( psz_mux, "ts", 2 ) )
280 msg_Err( p_stream, "for now udp and rtp are only valid with TS" );
282 else if( strncmp( psz_access, "file", 4 ) &&
283 ( !strncmp( psz_mux, "mov", 3 ) ||
284 !strncmp( psz_mux, "mp4", 3 ) ) )
286 msg_Err( p_stream, "mov and mp4 work only with file output" );
290 msg_Dbg( p_this, "using `%s/%s://%s'", psz_access, psz_mux, psz_url );
292 /* *** find and open appropriate access module *** */
293 p_access = sout_AccessOutNew( p_sout, psz_access, psz_url );
294 if( p_access == NULL )
296 msg_Err( p_stream, "no suitable sout access module for `%s/%s://%s'",
297 psz_access, psz_mux, psz_url );
298 if( psz_access ) free( psz_access );
299 if( psz_mux ) free( psz_mux );
302 msg_Dbg( p_stream, "access opened" );
304 /* *** find and open appropriate mux module *** */
305 p_mux = sout_MuxNew( p_sout, psz_mux, p_access );
308 msg_Err( p_stream, "no suitable sout mux module for `%s/%s://%s'",
309 psz_access, psz_mux, psz_url );
311 sout_AccessOutDelete( p_access );
312 if( psz_access ) free( psz_access );
313 if( psz_mux ) free( psz_mux );
316 msg_Dbg( p_stream, "mux opened" );
318 /* *** Create the SAP Session structure *** */
319 var_Get( p_stream, SOUT_CFG_PREFIX "sap", &val );
321 ( strstr( psz_access, "udp" ) || strstr( psz_access , "rtp" ) ) )
323 session_descriptor_t *p_session = sout_AnnounceSessionCreate();
324 announce_method_t *p_method =
325 sout_AnnounceMethodCreate( METHOD_TYPE_SAP );
328 var_Get( p_stream, SOUT_CFG_PREFIX "name", &val );
329 if( *val.psz_string )
331 p_session->psz_name = strdup( val.psz_string );
335 p_session->psz_name = strdup( psz_url );
337 free( val.psz_string );
339 var_Get( p_stream, SOUT_CFG_PREFIX "group", &val );
340 if( *val.psz_string )
342 p_session->psz_group = strdup( val.psz_string );
344 free( val.psz_string );
346 /* Now, parse the URL to extract host and port */
347 vlc_UrlParse( &url, psz_url , 0);
351 if( url.i_port == 0 ) url.i_port = DEFAULT_PORT;
353 p_session->psz_uri = strdup( url.psz_host );
354 p_session->i_port = url.i_port;
355 p_session->psz_sdp = NULL;
357 p_session->i_ttl = config_GetInt( p_sout, "ttl" );
358 p_session->i_payload = 33;
360 msg_Info( p_this, "SAP Enabled");
362 sout_AnnounceRegister( p_sout, p_session, p_method );
363 p_stream->p_sys->p_session = p_session;
365 vlc_UrlClean( &url );
367 /* FIXME: Free p_method */
368 if( p_method->psz_address) free( p_method->psz_address );
372 /* *** Register with slp *** */
374 var_Get( p_stream, SOUT_CFG_PREFIX "slp", &val );
376 ( strstr( psz_access, "udp" ) || strstr( psz_access , "rtp" ) ) )
380 msg_Info( p_this, "SLP Enabled");
381 var_Get( p_stream, SOUT_CFG_PREFIX "name", &val );
382 if( *val.psz_string )
384 i_ret = sout_SLPReg( p_sout, psz_url, val.psz_string );
388 i_ret = sout_SLPReg( p_sout, psz_url, psz_url );
393 msg_Warn( p_sout, "SLP Registering failed");
397 p_slp = malloc(sizeof(slp_session_t));
398 p_slp->psz_url = strdup( psz_url );
400 strdup( *val.psz_string ? val.psz_string : psz_url );
402 free( val.psz_string );
406 p_stream->pf_add = Add;
407 p_stream->pf_del = Del;
408 p_stream->pf_send = Send;
410 p_stream->p_sys->p_mux = p_mux;
411 p_stream->p_sys->p_slp = p_slp;
413 if( psz_access ) free( psz_access );
414 if( psz_mux ) free( psz_mux );
415 if( psz_url ) free( psz_url );
421 /*****************************************************************************
423 *****************************************************************************/
424 static void Close( vlc_object_t * p_this )
426 sout_stream_t *p_stream = (sout_stream_t*)p_this;
427 sout_stream_sys_t *p_sys = p_stream->p_sys;
428 sout_access_out_t *p_access = p_sys->p_mux->p_access;
430 if( p_sys->p_session != NULL )
432 sout_AnnounceUnRegister( p_stream->p_sout, p_sys->p_session );
433 sout_AnnounceSessionDestroy( p_sys->p_session );
439 sout_SLPDereg( (sout_instance_t *)p_this,
440 p_sys->p_slp->psz_url,
441 p_sys->p_slp->psz_name);
447 sout_MuxDelete( p_sys->p_mux );
448 sout_AccessOutDelete( p_access );
453 struct sout_stream_id_t
455 sout_input_t *p_input;
459 static sout_stream_id_t * Add( sout_stream_t *p_stream, es_format_t *p_fmt )
461 sout_stream_sys_t *p_sys = p_stream->p_sys;
462 sout_stream_id_t *id;
464 id = malloc( sizeof( sout_stream_id_t ) );
465 if( ( id->p_input = sout_MuxAddStream( p_sys->p_mux, p_fmt ) ) == NULL )
475 static int Del( sout_stream_t *p_stream, sout_stream_id_t *id )
477 sout_stream_sys_t *p_sys = p_stream->p_sys;
479 sout_MuxDeleteStream( p_sys->p_mux, id->p_input );
486 static int Send( sout_stream_t *p_stream, sout_stream_id_t *id,
489 sout_stream_sys_t *p_sys = p_stream->p_sys;
491 sout_MuxSendBuffer( p_sys->p_mux, id->p_input, p_buffer );