1 /*****************************************************************************
2 * standard.c: standard stream output module
3 *****************************************************************************
4 * Copyright (C) 2003-2007 the VideoLAN team
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., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
22 *****************************************************************************/
24 /*****************************************************************************
26 *****************************************************************************/
31 #include <vlc_network.h>
34 /*****************************************************************************
36 *****************************************************************************/
37 #define ACCESS_TEXT N_("Output access method")
38 #define ACCESS_LONGTEXT N_( \
39 "Output method to use for the stream." )
40 #define MUX_TEXT N_("Output muxer")
41 #define MUX_LONGTEXT N_( \
42 "Muxer to use for the stream." )
43 #define DST_TEXT N_("Output destination")
44 #define DST_LONGTEXT N_( \
45 "Destination (URL) to use for the stream." )
46 #define NAME_TEXT N_("Session name")
47 #define NAME_LONGTEXT N_( \
48 "This allows you to specify a name for the session, that will be announced "\
49 "if you choose to use SAP." )
51 #define GROUP_TEXT N_("Session groupname")
52 #define GROUP_LONGTEXT N_( \
53 "This allows you to specify a group for the session, that will be announced "\
54 "if you choose to use SAP." )
56 #define DESC_TEXT N_("Session descriptipn")
57 #define DESC_LONGTEXT N_( \
58 "This allows you to give a short description with details about the stream, " \
59 "that will be announced in the SDP (Session Descriptor)." )
60 #define URL_TEXT N_("Session URL")
61 #define URL_LONGTEXT N_( \
62 "This allows you to give an URL with more details about the stream " \
63 "(often the website of the streaming organization), that will " \
64 "be announced in the SDP (Session Descriptor)." )
65 #define EMAIL_TEXT N_("Session email")
66 #define EMAIL_LONGTEXT N_( \
67 "This allows you to give a contact mail address for the stream, that will " \
68 "be announced in the SDP (Session Descriptor)." )
69 #define PHONE_TEXT N_("Session phone number")
70 #define PHONE_LONGTEXT N_( \
71 "This allows you to give a contact telephone number for the stream, that will " \
72 "be announced in the SDP (Session Descriptor)." )
75 #define SAP_TEXT N_("SAP announcing")
76 #define SAP_LONGTEXT N_("Announce this session with SAP.")
78 static int Open ( vlc_object_t * );
79 static void Close ( vlc_object_t * );
81 #define SOUT_CFG_PREFIX "sout-standard-"
84 set_shortname( _("Standard"));
85 set_description( _("Standard stream output") );
86 set_capability( "sout stream", 50 );
87 add_shortcut( "standard" );
88 add_shortcut( "std" );
89 set_category( CAT_SOUT );
90 set_subcategory( SUBCAT_SOUT_STREAM );
92 add_string( SOUT_CFG_PREFIX "access", "", NULL, ACCESS_TEXT,
93 ACCESS_LONGTEXT, VLC_FALSE );
94 add_string( SOUT_CFG_PREFIX "mux", "", NULL, MUX_TEXT,
95 MUX_LONGTEXT, VLC_FALSE );
96 add_string( SOUT_CFG_PREFIX "dst", "", NULL, DST_TEXT,
97 DST_LONGTEXT, VLC_FALSE );
99 add_bool( SOUT_CFG_PREFIX "sap", 0, NULL, SAP_TEXT, SAP_LONGTEXT, VLC_TRUE );
100 add_string( SOUT_CFG_PREFIX "name", "", NULL, NAME_TEXT, NAME_LONGTEXT,
102 add_string( SOUT_CFG_PREFIX "group", "", NULL, GROUP_TEXT, GROUP_LONGTEXT,
104 add_string( SOUT_CFG_PREFIX "description", "", NULL, DESC_TEXT, DESC_LONGTEXT,
106 add_string( SOUT_CFG_PREFIX "url", "", NULL, URL_TEXT, URL_LONGTEXT,
108 add_string( SOUT_CFG_PREFIX "email", "", NULL, EMAIL_TEXT, EMAIL_LONGTEXT,
110 add_string( SOUT_CFG_PREFIX "phone", "", NULL, PHONE_TEXT, PHONE_LONGTEXT,
112 add_obsolete_bool( SOUT_CFG_PREFIX "sap-ipv6" );
114 set_callbacks( Open, Close );
118 /*****************************************************************************
119 * Exported prototypes
120 *****************************************************************************/
121 static const char *ppsz_sout_options[] = {
122 "access", "mux", "url", "dst",
123 "sap", "name", "group", "description", "url", "email", "phone", NULL
126 #define DEFAULT_PORT 1234
128 static sout_stream_id_t *Add ( sout_stream_t *, es_format_t * );
129 static int Del ( sout_stream_t *, sout_stream_id_t * );
130 static int Send( sout_stream_t *, sout_stream_id_t *, block_t* );
132 struct sout_stream_sys_t
135 session_descriptor_t *p_session;
138 /*****************************************************************************
140 *****************************************************************************/
141 static int Open( vlc_object_t *p_this )
143 sout_stream_t *p_stream = (sout_stream_t*)p_this;
144 sout_instance_t *p_sout = p_stream->p_sout;
152 sout_access_out_t *p_access;
155 const char *psz_mux_byext = NULL;
157 config_ChainParse( p_stream, SOUT_CFG_PREFIX, ppsz_sout_options,
160 var_Get( p_stream, SOUT_CFG_PREFIX "access", &val );
161 psz_access = *val.psz_string ? val.psz_string : NULL;
162 if( !*val.psz_string ) free( val.psz_string );
164 var_Get( p_stream, SOUT_CFG_PREFIX "mux", &val );
165 psz_mux = *val.psz_string ? val.psz_string : NULL;
166 if( !*val.psz_string ) free( val.psz_string );
169 var_Get( p_stream, SOUT_CFG_PREFIX "dst", &val );
170 psz_url = *val.psz_string ? val.psz_string : NULL;
171 if( !*val.psz_string ) free( val.psz_string );
173 p_stream->p_sys = malloc( sizeof( sout_stream_sys_t) );
174 p_stream->p_sys->p_session = NULL;
176 msg_Dbg( p_this, "creating `%s/%s://%s'", psz_access, psz_mux, psz_url );
178 /* ext -> muxer name */
179 if( psz_url && strrchr( psz_url, '.' ) )
182 static struct { const char *ext; const char *mux; } exttomux[] =
200 { "flv", "ffmpeg{mux=flv}" },
203 const char *psz_ext = strrchr( psz_url, '.' ) + 1;
206 msg_Dbg( p_this, "extension is %s", psz_ext );
207 for( i = 0; exttomux[i].ext != NULL; i++ )
209 if( !strcasecmp( psz_ext, exttomux[i].ext ) )
211 psz_mux_byext = exttomux[i].mux;
215 msg_Dbg( p_this, "extension -> mux=%s", psz_mux_byext );
218 /* We fix access/mux to valid couple */
220 if( !psz_access && !psz_mux )
225 "no access _and_ no muxer, extension gives file/%s",
227 psz_access = strdup("file");
228 psz_mux = strdup(psz_mux_byext);
232 msg_Err( p_stream, "no access _and_ no muxer (fatal error)" );
237 if( psz_access && !psz_mux )
239 /* access given, no mux */
240 if( !strncmp( psz_access, "mmsh", 4 ) )
242 psz_mux = strdup("asfh");
244 else if (!strcmp (psz_access, "udp")
245 || !strcmp (psz_access, "rtp"))
247 psz_mux = strdup("ts");
249 else if( psz_mux_byext )
251 psz_mux = strdup(psz_mux_byext);
255 msg_Err( p_stream, "no mux specified or found by extension" );
259 else if( psz_mux && !psz_access )
261 /* mux given, no access */
262 if( !strncmp( psz_mux, "asfh", 4 ) )
264 psz_access = strdup("mmsh");
269 psz_access = strdup("file");
273 /* fix or warn of incompatible couple */
274 if( psz_mux && psz_access )
276 if( !strncmp( psz_access, "mmsh", 4 ) &&
277 strncmp( psz_mux, "asfh", 4 ) )
279 char *p = strchr( psz_mux,'{' );
281 msg_Warn( p_stream, "fixing to mmsh/asfh" );
284 /* -> a little memleak but ... */
285 psz_mux = malloc( strlen( "asfh" ) + strlen( p ) + 1);
286 sprintf( psz_mux, "asfh%s", p );
290 psz_mux = strdup("asfh");
293 else if( ( !strncmp( psz_access, "rtp", 3 ) ||
294 !strncmp( psz_access, "udp", 3 ) ) &&
295 strncmp( psz_mux, "ts", 2 ) )
297 msg_Err( p_stream, "for now udp and rtp are only valid with TS" );
299 else if( strncmp( psz_access, "file", 4 ) &&
300 ( !strncmp( psz_mux, "mov", 3 ) ||
301 !strncmp( psz_mux, "mp4", 3 ) ) )
303 msg_Err( p_stream, "mov and mp4 work only with file output" );
307 msg_Dbg( p_this, "using `%s/%s://%s'", psz_access, psz_mux, psz_url );
309 /* *** find and open appropriate access module *** */
310 p_access = sout_AccessOutNew( p_sout, psz_access, psz_url );
311 if( p_access == NULL )
313 msg_Err( p_stream, "no suitable sout access module for `%s/%s://%s'",
314 psz_access, psz_mux, psz_url );
315 if( psz_access ) free( psz_access );
316 if( psz_mux ) free( psz_mux );
319 msg_Dbg( p_stream, "access opened" );
321 /* *** find and open appropriate mux module *** */
322 p_mux = sout_MuxNew( p_sout, psz_mux, p_access );
325 msg_Err( p_stream, "no suitable sout mux module for `%s/%s://%s'",
326 psz_access, psz_mux, psz_url );
328 sout_AccessOutDelete( p_access );
329 if( psz_access ) free( psz_access );
330 if( psz_mux ) free( psz_mux );
333 msg_Dbg( p_stream, "mux opened" );
335 /* *** Create the SAP Session structure *** */
336 if( var_GetBool( p_stream, SOUT_CFG_PREFIX"sap" ) )
338 session_descriptor_t *p_session;
339 announce_method_t *p_method = sout_SAPMethod ();
341 static const struct { const char *access; const char *fmt; } fmts[] =
344 { "udp", "udp mpeg" },
345 { "rtp", "RTP/AVP 33" },
348 const char *fmt = NULL;
352 for (unsigned i = 0; fmts[i].access != NULL; i++)
353 if (strncasecmp (fmts[i].access, psz_access, strlen (fmts[i].access)) == 0)
359 src = var_GetNonEmptyString (p_access, "src-addr");
360 dst = var_GetNonEmptyString (p_access, "dst-addr");
361 sport = var_GetInteger (p_access, "src-port");
362 dport = var_GetInteger (p_access, "dst-port");
364 msg_Dbg( p_stream, "SAP advertized format: %s", fmt);
365 if ((fmt == NULL) || ((src == NULL) && (dst == NULL)))
367 msg_Err (p_access, "SAP announces not supported for access %s",
372 p_session = sout_AnnounceSessionCreate (VLC_OBJECT (p_stream),
374 sout_SessionSetMedia (VLC_OBJECT (p_stream), p_session, fmt,
375 src, sport, dst, dport);
376 sout_AnnounceRegister( p_sout, p_session, p_method );
377 p_stream->p_sys->p_session = p_session;
378 sout_MethodRelease (p_method);
385 p_stream->pf_add = Add;
386 p_stream->pf_del = Del;
387 p_stream->pf_send = Send;
389 p_stream->p_sys->p_mux = p_mux;
391 if( psz_access ) free( psz_access );
392 if( psz_mux ) free( psz_mux );
393 if( psz_url ) free( psz_url );
399 /*****************************************************************************
401 *****************************************************************************/
402 static void Close( vlc_object_t * p_this )
404 sout_stream_t *p_stream = (sout_stream_t*)p_this;
405 sout_stream_sys_t *p_sys = p_stream->p_sys;
406 sout_access_out_t *p_access = p_sys->p_mux->p_access;
408 if( p_sys->p_session != NULL )
410 sout_AnnounceUnRegister( p_stream->p_sout, p_sys->p_session );
411 sout_AnnounceSessionDestroy( p_sys->p_session );
415 sout_MuxDelete( p_sys->p_mux );
416 sout_AccessOutDelete( p_access );
421 struct sout_stream_id_t
423 sout_input_t *p_input;
427 static sout_stream_id_t * Add( sout_stream_t *p_stream, es_format_t *p_fmt )
429 sout_stream_sys_t *p_sys = p_stream->p_sys;
430 sout_stream_id_t *id;
432 id = malloc( sizeof( sout_stream_id_t ) );
433 if( ( id->p_input = sout_MuxAddStream( p_sys->p_mux, p_fmt ) ) == NULL )
443 static int Del( sout_stream_t *p_stream, sout_stream_id_t *id )
445 sout_stream_sys_t *p_sys = p_stream->p_sys;
447 sout_MuxDeleteStream( p_sys->p_mux, id->p_input );
454 static int Send( sout_stream_t *p_stream, sout_stream_id_t *id,
457 sout_stream_sys_t *p_sys = p_stream->p_sys;
459 sout_MuxSendBuffer( p_sys->p_mux, id->p_input, p_buffer );