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 *****************************************************************************/
35 #include <vlc_network.h>
38 /*****************************************************************************
40 *****************************************************************************/
41 #define ACCESS_TEXT N_("Output access method")
42 #define ACCESS_LONGTEXT N_( \
43 "Output method to use for the stream." )
44 #define MUX_TEXT N_("Output muxer")
45 #define MUX_LONGTEXT N_( \
46 "Muxer to use for the stream." )
47 #define DST_TEXT N_("Output destination")
48 #define DST_LONGTEXT N_( \
49 "Destination (URL) to use for the stream." )
50 #define NAME_TEXT N_("Session name")
51 #define NAME_LONGTEXT N_( \
52 "This allows you to specify a name for the session, that will be announced "\
53 "if you choose to use SAP." )
55 #define GROUP_TEXT N_("Session groupname")
56 #define GROUP_LONGTEXT N_( \
57 "This allows you to specify a group for the session, that will be announced "\
58 "if you choose to use SAP." )
60 #define DESC_TEXT N_("Session description")
61 #define DESC_LONGTEXT N_( \
62 "This allows you to give a short description with details about the stream, " \
63 "that will be announced in the SDP (Session Descriptor)." )
64 #define URL_TEXT N_("Session URL")
65 #define URL_LONGTEXT N_( \
66 "This allows you to give an URL with more details about the stream " \
67 "(often the website of the streaming organization), that will " \
68 "be announced in the SDP (Session Descriptor)." )
69 #define EMAIL_TEXT N_("Session email")
70 #define EMAIL_LONGTEXT N_( \
71 "This allows you to give a contact mail address for the stream, that will " \
72 "be announced in the SDP (Session Descriptor)." )
73 #define PHONE_TEXT N_("Session phone number")
74 #define PHONE_LONGTEXT N_( \
75 "This allows you to give a contact telephone number for the stream, that will " \
76 "be announced in the SDP (Session Descriptor)." )
79 #define SAP_TEXT N_("SAP announcing")
80 #define SAP_LONGTEXT N_("Announce this session with SAP.")
82 static int Open ( vlc_object_t * );
83 static void Close ( vlc_object_t * );
85 #define SOUT_CFG_PREFIX "sout-standard-"
88 set_shortname( _("Standard"));
89 set_description( _("Standard stream output") );
90 set_capability( "sout stream", 50 );
91 add_shortcut( "standard" );
92 add_shortcut( "std" );
93 set_category( CAT_SOUT );
94 set_subcategory( SUBCAT_SOUT_STREAM );
96 add_string( SOUT_CFG_PREFIX "access", "", NULL, ACCESS_TEXT,
97 ACCESS_LONGTEXT, VLC_FALSE );
98 add_string( SOUT_CFG_PREFIX "mux", "", NULL, MUX_TEXT,
99 MUX_LONGTEXT, VLC_FALSE );
100 add_string( SOUT_CFG_PREFIX "dst", "", NULL, DST_TEXT,
101 DST_LONGTEXT, VLC_FALSE );
104 add_bool( SOUT_CFG_PREFIX "sap", VLC_FALSE, NULL, SAP_TEXT, SAP_LONGTEXT,
106 add_string( SOUT_CFG_PREFIX "name", "", NULL, NAME_TEXT, NAME_LONGTEXT,
108 add_string( SOUT_CFG_PREFIX "group", "", NULL, GROUP_TEXT, GROUP_LONGTEXT,
110 add_string( SOUT_CFG_PREFIX "description", "", NULL, DESC_TEXT, DESC_LONGTEXT,
112 add_string( SOUT_CFG_PREFIX "url", "", NULL, URL_TEXT, URL_LONGTEXT,
114 add_string( SOUT_CFG_PREFIX "email", "", NULL, EMAIL_TEXT, EMAIL_LONGTEXT,
116 add_string( SOUT_CFG_PREFIX "phone", "", NULL, PHONE_TEXT, PHONE_LONGTEXT,
118 add_obsolete_bool( SOUT_CFG_PREFIX "sap-ipv6" );
120 set_callbacks( Open, Close );
124 /*****************************************************************************
125 * Exported prototypes
126 *****************************************************************************/
127 static const char *ppsz_sout_options[] = {
128 "access", "mux", "url", "dst",
129 "sap", "name", "group", "description", "url", "email", "phone", NULL
132 #define DEFAULT_PORT 1234
134 static sout_stream_id_t *Add ( sout_stream_t *, es_format_t * );
135 static int Del ( sout_stream_t *, sout_stream_id_t * );
136 static int Send( sout_stream_t *, sout_stream_id_t *, block_t* );
138 struct sout_stream_sys_t
141 session_descriptor_t *p_session;
144 /*****************************************************************************
146 *****************************************************************************/
147 static int Open( vlc_object_t *p_this )
149 sout_stream_t *p_stream = (sout_stream_t*)p_this;
150 sout_instance_t *p_sout = p_stream->p_sout;
151 sout_stream_sys_t *p_sys;
159 sout_access_out_t *p_access;
162 const char *psz_mux_byext = NULL;
164 config_ChainParse( p_stream, SOUT_CFG_PREFIX, ppsz_sout_options,
167 var_Get( p_stream, SOUT_CFG_PREFIX "access", &val );
168 psz_access = *val.psz_string ? val.psz_string : NULL;
169 if( !*val.psz_string ) free( val.psz_string );
171 var_Get( p_stream, SOUT_CFG_PREFIX "mux", &val );
172 psz_mux = *val.psz_string ? val.psz_string : NULL;
173 if( !*val.psz_string ) free( val.psz_string );
176 var_Get( p_stream, SOUT_CFG_PREFIX "dst", &val );
177 psz_url = *val.psz_string ? val.psz_string : NULL;
178 if( !*val.psz_string ) free( val.psz_string );
180 p_sys = p_stream->p_sys = malloc( sizeof( sout_stream_sys_t) );
181 p_stream->p_sys->p_session = NULL;
183 msg_Dbg( p_this, "creating `%s/%s://%s'", psz_access, psz_mux, psz_url );
185 /* ext -> muxer name */
186 if( psz_url && strrchr( psz_url, '.' ) )
189 static struct { const char ext[6]; const char mux[32]; } exttomux[] =
207 { "flv", "ffmpeg{mux=flv}" },
208 { "mkv", "ffmpeg{mux=matroska}"},
211 const char *psz_ext = strrchr( psz_url, '.' ) + 1;
214 msg_Dbg( p_this, "extension is %s", psz_ext );
215 for( i = 0; exttomux[i].ext[0]; i++ )
217 if( !strcasecmp( psz_ext, exttomux[i].ext ) )
219 psz_mux_byext = exttomux[i].mux;
223 msg_Dbg( p_this, "extension -> mux=%s", psz_mux_byext );
226 /* We fix access/mux to valid couple */
228 if( !psz_access && !psz_mux )
233 "no access _and_ no muxer, extension gives file/%s",
235 psz_access = strdup("file");
236 psz_mux = strdup(psz_mux_byext);
240 msg_Err( p_stream, "no access _and_ no muxer (fatal error)" );
245 if( psz_access && !psz_mux )
247 /* access given, no mux */
248 if( !strncmp( psz_access, "mmsh", 4 ) )
250 psz_mux = strdup("asfh");
252 else if (!strcmp (psz_access, "udp")
253 || !strcmp (psz_access, "rtp"))
255 psz_mux = strdup("ts");
257 else if( psz_mux_byext )
259 psz_mux = strdup(psz_mux_byext);
263 msg_Err( p_stream, "no mux specified or found by extension" );
267 else if( psz_mux && !psz_access )
269 /* mux given, no access */
270 if( !strncmp( psz_mux, "asfh", 4 ) )
272 psz_access = strdup("mmsh");
277 psz_access = strdup("file");
281 /* fix or warn of incompatible couple */
282 if( !strncmp( psz_access, "mmsh", 4 ) &&
283 strncmp( psz_mux, "asfh", 4 ) )
285 char *p = strchr( psz_mux,'{' );
287 msg_Warn( p_stream, "fixing to mmsh/asfh" );
290 if( asprintf( &p, "asfh%s", p ) == -1 )
298 psz_mux = strdup("asfh");
301 else if( ( !strncmp( psz_access, "rtp", 3 ) ||
302 !strncmp( psz_access, "udp", 3 ) ) &&
303 strncmp( psz_mux, "ts", 2 ) )
305 msg_Err( p_stream, "UDP and RTP are only valid with TS" );
307 else if( strncmp( psz_access, "file", 4 ) &&
308 ( !strncmp( psz_mux, "mov", 3 ) ||
309 !strncmp( psz_mux, "mp4", 3 ) ) )
311 msg_Err( p_stream, "mov and mp4 work only with file output" );
314 msg_Dbg( p_this, "using `%s/%s://%s'", psz_access, psz_mux, psz_url );
316 /* *** find and open appropriate access module *** */
317 p_access = sout_AccessOutNew( p_sout, psz_access, psz_url );
318 if( p_access == NULL )
320 msg_Err( p_stream, "no suitable sout access module for `%s/%s://%s'",
321 psz_access, psz_mux, psz_url );
326 msg_Dbg( p_stream, "access opened" );
328 /* *** find and open appropriate mux module *** */
329 p_mux = sout_MuxNew( p_sout, psz_mux, p_access );
332 msg_Err( p_stream, "no suitable sout mux module for `%s/%s://%s'",
333 psz_access, psz_mux, psz_url );
335 sout_AccessOutDelete( p_access );
340 msg_Dbg( p_stream, "mux opened" );
342 /* *** Create the SAP Session structure *** */
343 if( var_GetBool( p_stream, SOUT_CFG_PREFIX"sap" ) )
346 char *shost = var_GetNonEmptyString (p_access, "src-addr");
347 char *dhost = var_GetNonEmptyString (p_access, "dst-addr");
348 int sport = var_GetInteger (p_access, "src-port");
349 int dport = var_GetInteger (p_access, "dst-port");
350 struct sockaddr_storage src, dst;
351 socklen_t srclen = 0, dstlen = 0;
353 struct addrinfo *res;
354 if (vlc_getaddrinfo (VLC_OBJECT (p_stream), dhost, dport, NULL, &res) == 0)
356 memcpy (&dst, res->ai_addr, dstlen = res->ai_addrlen);
357 vlc_freeaddrinfo (res);
360 if (vlc_getaddrinfo (VLC_OBJECT (p_stream), shost, sport, NULL, &res) == 0)
362 memcpy (&src, res->ai_addr, srclen = res->ai_addrlen);
363 vlc_freeaddrinfo (res);
366 char *head = vlc_sdp_Start (VLC_OBJECT (p_stream), SOUT_CFG_PREFIX,
367 (struct sockaddr *)&src, srclen,
368 (struct sockaddr *)&dst, dstlen);
371 char *psz_sdp = NULL;
374 if (asprintf (&psz_sdp, "%s"
375 "m=video %d udp mpeg\r\n", head, dport) == -1)
380 /* Register the SDP with the SAP thread */
383 announce_method_t *p_method = sout_SAPMethod ();
384 msg_Dbg (p_stream, "Generated SDP:\n%s", psz_sdp);
387 sout_AnnounceRegisterSDP (p_sout, SOUT_CFG_PREFIX, psz_sdp,
389 sout_MethodRelease (p_method);
394 p_stream->pf_add = Add;
395 p_stream->pf_del = Del;
396 p_stream->pf_send = Send;
398 p_sys->p_mux = p_mux;
407 /*****************************************************************************
409 *****************************************************************************/
410 static void Close( vlc_object_t * p_this )
412 sout_stream_t *p_stream = (sout_stream_t*)p_this;
413 sout_stream_sys_t *p_sys = p_stream->p_sys;
414 sout_access_out_t *p_access = p_sys->p_mux->p_access;
416 if( p_sys->p_session != NULL )
417 sout_AnnounceUnRegister( p_stream->p_sout, p_sys->p_session );
419 sout_MuxDelete( p_sys->p_mux );
420 sout_AccessOutDelete( p_access );
425 struct sout_stream_id_t
427 sout_input_t *p_input;
431 static sout_stream_id_t * Add( sout_stream_t *p_stream, es_format_t *p_fmt )
433 sout_stream_sys_t *p_sys = p_stream->p_sys;
434 sout_stream_id_t *id;
436 id = malloc( sizeof( sout_stream_id_t ) );
437 if( ( id->p_input = sout_MuxAddStream( p_sys->p_mux, p_fmt ) ) == NULL )
447 static int Del( sout_stream_t *p_stream, sout_stream_id_t *id )
449 sout_stream_sys_t *p_sys = p_stream->p_sys;
451 sout_MuxDeleteStream( p_sys->p_mux, id->p_input );
458 static int Send( sout_stream_t *p_stream, sout_stream_id_t *id,
461 sout_stream_sys_t *p_sys = p_stream->p_sys;
463 sout_MuxSendBuffer( p_sys->p_mux, id->p_input, p_buffer );