Commit 3305b049 authored by Rémi Denis-Courmont's avatar Rémi Denis-Courmont

Support for UDP-Lite (with full checksum coverage only atm)

parent b56716cf
......@@ -98,6 +98,16 @@
"the multicast packets sent by the stream output (0 = use operating " \
"system built-in default).")
#define DCCP_TEXT N_("DCCP transport")
#define DCCP_LONGTEXT N_( \
"This enables DCCP instead of UDP as a transport for RTP." )
#define TCP_TEXT N_("TCP transport")
#define TCP_LONGTEXT N_( \
"This enables TCP instead of UDP as a transport for RTP." )
#define UDP_LITE_TEXT N_("UDP-Lite transport")
#define UDP_LITE_LONGTEXT N_( \
"This enables UDP-Lite instead of UDP as a transport for RTP." )
#define RFC3016_TEXT N_("MP4A LATM")
#define RFC3016_LONGTEXT N_( \
"This allows you to stream MPEG4 LATM audio streams (see RFC3016)." )
......@@ -142,6 +152,13 @@ vlc_module_begin();
add_integer( SOUT_CFG_PREFIX "ttl", 0, NULL, TTL_TEXT,
TTL_LONGTEXT, VLC_TRUE );
add_bool( SOUT_CFG_PREFIX "dccp", 0, NULL,
DCCP_TEXT, DCCP_LONGTEXT, VLC_FALSE );
add_bool( SOUT_CFG_PREFIX "tcp", 0, NULL,
TCP_TEXT, TCP_LONGTEXT, VLC_FALSE );
add_bool( SOUT_CFG_PREFIX "udplite", 0, NULL,
UDP_LITE_TEXT, UDP_LITE_LONGTEXT, VLC_FALSE );
add_bool( SOUT_CFG_PREFIX "mp4a-latm", 0, NULL, RFC3016_TEXT,
RFC3016_LONGTEXT, VLC_FALSE );
......@@ -153,7 +170,9 @@ vlc_module_end();
*****************************************************************************/
static const char *ppsz_sout_options[] = {
"dst", "name", "port", "port-audio", "port-video", "*sdp", "ttl", "mux",
"description", "url","email", "mp4a-latm", NULL
"description", "url", "email",
"dccp", "tcp", "udplite",
"mp4a-latm", NULL
};
static sout_stream_id_t *Add ( sout_stream_t *, es_format_t * );
......@@ -176,7 +195,7 @@ static int HttpSetup( sout_stream_t *p_stream, vlc_url_t * );
struct sout_stream_sys_t
{
/* sdp */
/* SDP */
int64_t i_sdp_id;
int i_sdp_version;
char *psz_sdp;
......@@ -187,24 +206,28 @@ struct sout_stream_sys_t
char *psz_session_url;
char *psz_session_email;
/* */
/* SDP to disk */
vlc_bool_t b_export_sdp_file;
char *psz_sdp_file;
/* sap */
/* SDP via SAP */
vlc_bool_t b_export_sap;
session_descriptor_t *p_session;
/* SDP via HTTP */
httpd_host_t *p_httpd_host;
httpd_file_t *p_httpd_file;
/* RTSP */
rtsp_stream_t *rtsp;
/* */
char *psz_destination;
int i_port;
int i_port_audio;
int i_port_video;
int i_ttl;
char *psz_destination;
uint8_t proto;
uint8_t i_ttl;
uint16_t i_port;
uint16_t i_port_audio;
uint16_t i_port_video;
vlc_bool_t b_latm;
/* when need to use a private one or when using muxer */
......@@ -331,6 +354,26 @@ static int Open( vlc_object_t *p_this )
}
}
/* Transport protocol */
p_sys->proto = IPPROTO_UDP;
#if 0
if( var_GetBool( p_stream, SOUT_CFG_PREFIX "dccp" ) )
{
p_sys->sotype = SOCK_DCCP;
p_sys->proto = 33 /*IPPROTO_DCCP*/;
}
else
if( var_GetBool( p_stream, SOUT_CFG_PREFIX "tcp" ) )
{
p_sys->sotype = SOCK_STREAM;
p_sys->proto = IPPROTO_TCP;
}
else
#endif
if( var_GetBool( p_stream, SOUT_CFG_PREFIX "udplite" ) )
p_sys->proto = 136 /*IPPROTO_UDPLITE*/;
if( ( p_sys->psz_destination == NULL ) && !b_rtsp )
{
msg_Err( p_stream, "missing destination and not in RTSP mode" );
......@@ -347,9 +390,6 @@ static int Open( vlc_object_t *p_this )
* ttl are set. */
p_sys->i_ttl = config_GetInt( p_stream, "ttl" );
}
if( p_sys->i_ttl > 255 )
p_sys->i_ttl = 255;
/* must not exceed 999 once formatted */
p_sys->b_latm = var_GetBool( p_stream, SOUT_CFG_PREFIX "mp4a-latm" );
......@@ -798,7 +838,7 @@ static sout_stream_id_t *Add( sout_stream_t *p_stream, es_format_t *p_fmt )
* mux (TS/PS), then p_fmt is NULL. */
sout_stream_sys_t *p_sys = p_stream->p_sys;
sout_stream_id_t *id;
int i_port;
int i_port, cscov = -1;
char *psz_sdp;
id = vlc_object_create( p_stream, sizeof( sout_stream_id_t ) );
......@@ -887,7 +927,7 @@ static sout_stream_id_t *Add( sout_stream_t *p_stream, es_format_t *p_fmt )
{
int ttl = (p_sys->i_ttl > 0) ? p_sys->i_ttl : -1;
int fd = net_ConnectDgram( p_stream, p_sys->psz_destination,
i_port, ttl, IPPROTO_UDP );
i_port, ttl, p_sys->proto );
if( fd == -1 )
{
......@@ -1098,6 +1138,11 @@ static sout_stream_id_t *Add( sout_stream_t *p_stream, es_format_t *p_fmt )
return NULL;
}
if( cscov != -1 )
cscov += 8 /* UDP */ + 12 /* RTP */;
if( id->sinkc > 0 )
net_SetCSCov( id->sinkv[0].rtp_fd, cscov, -1 );
if( id->i_payload_type == p_sys->i_payload_type )
p_sys->i_payload_type++;
......
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