Commit 3ef18d45 authored by Pierre Ynard's avatar Pierre Ynard

rtsp: clean up multicast parameters

parent 87423359
......@@ -316,7 +316,6 @@ struct sout_stream_sys_t
uint16_t i_port_video;
uint8_t proto;
bool rtcp_mux;
int i_ttl:9;
bool b_latm;
/* VoD */
......@@ -502,14 +501,11 @@ static int Open( vlc_object_t *p_this )
return VLC_EGENERIC;
}
p_sys->i_ttl = var_GetInteger( p_stream, SOUT_CFG_PREFIX "ttl" );
if( p_sys->i_ttl == -1 )
int i_ttl = var_GetInteger( p_stream, SOUT_CFG_PREFIX "ttl" );
if( i_ttl != -1 )
{
/* Normally, we should let the default hop limit up to the core,
* but we have to know it to write our RTSP headers properly,
* which is why we ask the core. FIXME: broken when neither
* sout-rtp-ttl nor ttl are set. */
p_sys->i_ttl = var_InheritInteger( p_stream, "ttl" );
var_Create( p_stream, "ttl", VLC_VAR_INTEGER );
var_SetInteger( p_stream, "ttl", i_ttl );
}
p_sys->b_latm = var_GetBool( p_stream, SOUT_CFG_PREFIX "mp4a-latm" );
......@@ -1020,6 +1016,7 @@ static sout_stream_id_t *Add( sout_stream_t *p_stream, es_format_t *p_fmt )
id->i_seq_sent_next = id->i_sequence;
int mcast_fd = -1;
if( p_sys->psz_destination != NULL )
{
/* Choose the port */
......@@ -1094,9 +1091,8 @@ static sout_stream_id_t *Add( sout_stream_t *p_stream, es_format_t *p_fmt )
default:
{
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, p_sys->proto );
i_port, -1, p_sys->proto );
if( fd == -1 )
{
msg_Err( p_stream, "cannot create RTP socket" );
......@@ -1107,6 +1103,8 @@ static sout_stream_id_t *Add( sout_stream_t *p_stream, es_format_t *p_fmt )
setsockopt (fd, SOL_SOCKET, SO_RCVBUF, &(int){ 0 },
sizeof (int));
rtp_add_sink( id, fd, p_sys->rtcp_mux, NULL );
/* FIXME: test if this is multicast */
mcast_fd = fd;
}
}
}
......@@ -1143,11 +1141,8 @@ static sout_stream_id_t *Add( sout_stream_t *p_stream, es_format_t *p_fmt )
p_sys->i_pts_offset );
if( p_sys->rtsp != NULL )
id->rtsp_id = RtspAddId( p_sys->rtsp, id,
GetDWBE( id->ssrc ),
id->rtp_fmt.clock_rate,
p_sys->psz_destination,
p_sys->i_ttl, id->i_port, id->i_port + 1 );
id->rtsp_id = RtspAddId( p_sys->rtsp, id, GetDWBE( id->ssrc ),
id->rtp_fmt.clock_rate, mcast_fd );
id->p_fifo = block_FifoNew();
if( unlikely(id->p_fifo == NULL) )
......
......@@ -31,8 +31,7 @@ void RtspUnsetup( rtsp_stream_t *rtsp );
rtsp_stream_id_t *RtspAddId( rtsp_stream_t *rtsp, sout_stream_id_t *sid,
uint32_t ssrc, unsigned clock_rate,
const char *dst, int ttl,
unsigned loport, unsigned hiport );
int mcast_fd );
void RtspDelId( rtsp_stream_t *rtsp, rtsp_stream_id_t * );
char *RtspAppendTrackPath( rtsp_stream_id_t *id, const char *base );
......
......@@ -170,13 +170,11 @@ struct rtsp_stream_id_t
{
rtsp_stream_t *stream;
sout_stream_id_t *sout_id;
unsigned clock_rate; /* needed to compute rtptime in RTP-Info */
httpd_url_t *url;
const char *dst;
int ttl;
unsigned track_id;
uint32_t ssrc;
uint16_t loport, hiport;
unsigned clock_rate; /* needed to compute rtptime in RTP-Info */
int mcast_fd;
};
......@@ -226,9 +224,7 @@ char *RtspAppendTrackPath( rtsp_stream_id_t *id, const char *base )
rtsp_stream_id_t *RtspAddId( rtsp_stream_t *rtsp, sout_stream_id_t *sid,
uint32_t ssrc, unsigned clock_rate,
/* Multicast stuff - TODO: cleanup */
const char *dst, int ttl,
unsigned loport, unsigned hiport )
int mcast_fd)
{
if (rtsp->track_id > 999)
{
......@@ -248,13 +244,7 @@ rtsp_stream_id_t *RtspAddId( rtsp_stream_t *rtsp, sout_stream_id_t *sid,
id->track_id = rtsp->track_id;
id->ssrc = ssrc;
id->clock_rate = clock_rate;
id->dst = dst;
if( id->dst != NULL )
{
id->ttl = ttl;
id->loport = loport;
id->hiport = hiport;
}
id->mcast_fd = mcast_fd;
urlbuf = RtspAppendTrackPath( id, rtsp->psz_path );
if( urlbuf == NULL )
......@@ -684,7 +674,7 @@ static int RtspHandler( rtsp_stream_t *rtsp, rtsp_stream_id_t *id,
tpt = transport_next( tpt ) )
{
bool b_multicast = true, b_unsupp = false;
unsigned loport = 5004, hiport = 5005; /* from RFC3551 */
unsigned loport = 5004, hiport; /* from RFC3551 */
/* Check transport protocol. */
/* Currently, we only support RTP/AVP over UDP */
......@@ -752,10 +742,19 @@ static int RtspHandler( rtsp_stream_t *rtsp, rtsp_stream_id_t *id,
if( b_multicast )
{
const char *dst = id->dst;
if( dst == NULL )
char dst[NI_MAXNUMERICHOST];
int dport, ttl;
if( id->mcast_fd == -1 )
continue;
net_GetPeerAddress(id->mcast_fd, dst, &dport);
ttl = var_InheritInteger(owner, "ttl");
if (ttl <= 0)
/* FIXME: the TTL is left to the OS default, we can
* only guess that it's 1. */
ttl = 1;
if( psz_session == NULL )
{
/* Create a dummy session ID */
......@@ -768,8 +767,8 @@ static int RtspHandler( rtsp_stream_t *rtsp, rtsp_stream_id_t *id,
httpd_MsgAdd( answer, "Transport",
"RTP/AVP/UDP;destination=%s;port=%u-%u;"
"ttl=%d;mode=play",
dst, id->loport, id->hiport,
( id->ttl > 0 ) ? id->ttl : 1 );
dst, dport, dport + 1, ttl );
/* FIXME: this doesn't work with RTP + RTCP mux */
}
else
{
......
......@@ -301,7 +301,7 @@ static vod_media_t *MediaNew( vod_t *p_vod, const char *psz_name,
{
media_es_t *p_es = p_media->es[i];
p_es->rtsp_id = RtspAddId(p_media->rtsp, NULL, 0,
p_es->rtp_fmt.clock_rate, NULL, 0, 0, 0);
p_es->rtp_fmt.clock_rate, -1);
if (p_es->rtsp_id == NULL)
goto error;
}
......
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