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vlc-gpu
Commit 35754aba authored by Rémi Denis-Courmont's avatar Rémi Denis-Courmont
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Isolate RTSP from the rest of RTP

parent a556cc82
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Showing with 306 additions and 274 deletions
modules/stream_out/rtp.c
View file @ 35754aba
...@@ -166,6 +166,61 @@ static int SapSetup( sout_stream_t *p_stream ); ...@@ -166,6 +166,61 @@ static int SapSetup( sout_stream_t *p_stream );
static int FileSetup( sout_stream_t *p_stream ); static int FileSetup( sout_stream_t *p_stream );
static int HttpSetup( sout_stream_t *p_stream, vlc_url_t * ); static int HttpSetup( sout_stream_t *p_stream, vlc_url_t * );
struct sout_stream_sys_t
{
/* sdp */
int64_t i_sdp_id;
int i_sdp_version;
char *psz_sdp;
vlc_mutex_t lock_sdp;
char *psz_session_name;
char *psz_session_description;
char *psz_session_url;
char *psz_session_email;
/* */
vlc_bool_t b_export_sdp_file;
char *psz_sdp_file;
/* sap */
vlc_bool_t b_export_sap;
session_descriptor_t *p_session;
httpd_host_t *p_httpd_host;
httpd_file_t *p_httpd_file;
rtsp_stream_t *rtsp;
/* */
char *psz_destination;
int i_port;
int i_port_audio;
int i_port_video;
int i_ttl;
vlc_bool_t b_latm;
/* when need to use a private one or when using muxer */
int i_payload_type;
/* in case we do TS/PS over rtp */
sout_mux_t *p_mux;
sout_access_out_t *p_access;
int i_mtu;
sout_access_out_t *p_grab;
uint16_t i_sequence;
uint32_t i_timestamp_start;
uint8_t ssrc[4];
block_t *packet;
/* */
vlc_mutex_t lock_es;
int i_es;
sout_stream_id_t **es;
};
typedef int (*pf_rtp_packetizer_t)( sout_stream_t *, sout_stream_id_t *,
block_t * );
struct sout_stream_id_t struct sout_stream_id_t
{ {
sout_stream_t *p_stream; sout_stream_t *p_stream;
...@@ -300,8 +355,7 @@ static int Open( vlc_object_t *p_this ) ...@@ -300,8 +355,7 @@ static int Open( vlc_object_t *p_this )
p_sys->i_payload_type = 96; p_sys->i_payload_type = 96;
p_sys->i_es = 0; p_sys->i_es = 0;
p_sys->es = NULL; p_sys->es = NULL;
p_sys->i_rtsp = 0; p_sys->rtsp = NULL;
p_sys->rtsp = NULL;
p_sys->psz_sdp = NULL; p_sys->psz_sdp = NULL;
p_sys->i_sdp_id = mdate(); p_sys->i_sdp_id = mdate();
...@@ -314,10 +368,6 @@ static int Open( vlc_object_t *p_this ) ...@@ -314,10 +368,6 @@ static int Open( vlc_object_t *p_this )
p_sys->p_httpd_host = NULL; p_sys->p_httpd_host = NULL;
p_sys->p_httpd_file = NULL; p_sys->p_httpd_file = NULL;
p_sys->p_rtsp_host = NULL;
p_sys->p_rtsp_url = NULL;
p_sys->psz_rtsp_control = NULL;
p_sys->psz_rtsp_path = NULL;
vlc_mutex_init( p_stream, &p_sys->lock_sdp ); vlc_mutex_init( p_stream, &p_sys->lock_sdp );
vlc_mutex_init( p_stream, &p_sys->lock_es ); vlc_mutex_init( p_stream, &p_sys->lock_es );
...@@ -547,7 +597,8 @@ static void Close( vlc_object_t * p_this ) ...@@ -547,7 +597,8 @@ static void Close( vlc_object_t * p_this )
} }
} }
RtspUnsetup( p_stream ); if( p_sys->rtsp != NULL )
RtspUnsetup( p_sys->rtsp );
vlc_mutex_destroy( &p_sys->lock_sdp ); vlc_mutex_destroy( &p_sys->lock_sdp );
...@@ -597,26 +648,27 @@ static void SDPHandleUrl( sout_stream_t *p_stream, char *psz_url ) ...@@ -597,26 +648,27 @@ static void SDPHandleUrl( sout_stream_t *p_stream, char *psz_url )
if( p_sys->p_httpd_file ) if( p_sys->p_httpd_file )
{ {
msg_Err( p_stream, "you can use sdp=http:// only once" ); msg_Err( p_stream, "you can use sdp=http:// only once" );
return; goto out;
} }
if( HttpSetup( p_stream, &url ) ) if( HttpSetup( p_stream, &url ) )
{ {
msg_Err( p_stream, "cannot export sdp as http" ); msg_Err( p_stream, "cannot export SDP as HTTP" );
} }
} }
else if( url.psz_protocol && !strcasecmp( url.psz_protocol, "rtsp" ) ) else if( url.psz_protocol && !strcasecmp( url.psz_protocol, "rtsp" ) )
{ {
if( p_sys->p_rtsp_url ) if( p_sys->rtsp != NULL )
{ {
msg_Err( p_stream, "you can use sdp=rtsp:// only once" ); msg_Err( p_stream, "you can use sdp=rtsp:// only once" );
return; goto out;
} }
/* FIXME test if destination is multicast or no destination at all FIXME */ /* FIXME test if destination is multicast or no destination at all FIXME */
if( RtspSetup( p_stream, &url ) ) p_sys->rtsp = RtspSetup( p_stream, &url );
if( p_sys->rtsp == NULL )
{ {
msg_Err( p_stream, "cannot export sdp as rtsp" ); msg_Err( p_stream, "cannot export SDP as RTSP" );
} }
} }
else if( ( url.psz_protocol && !strcasecmp( url.psz_protocol, "sap" ) ) || else if( ( url.psz_protocol && !strcasecmp( url.psz_protocol, "sap" ) ) ||
...@@ -630,7 +682,7 @@ static void SDPHandleUrl( sout_stream_t *p_stream, char *psz_url ) ...@@ -630,7 +682,7 @@ static void SDPHandleUrl( sout_stream_t *p_stream, char *psz_url )
if( p_sys->b_export_sdp_file ) if( p_sys->b_export_sdp_file )
{ {
msg_Err( p_stream, "you can use sdp=file:// only once" ); msg_Err( p_stream, "you can use sdp=file:// only once" );
return; goto out;
} }
p_sys->b_export_sdp_file = VLC_TRUE; p_sys->b_export_sdp_file = VLC_TRUE;
psz_url = &psz_url[5]; psz_url = &psz_url[5];
...@@ -643,6 +695,8 @@ static void SDPHandleUrl( sout_stream_t *p_stream, char *psz_url ) ...@@ -643,6 +695,8 @@ static void SDPHandleUrl( sout_stream_t *p_stream, char *psz_url )
msg_Warn( p_stream, "unknown protocol for SDP (%s)", msg_Warn( p_stream, "unknown protocol for SDP (%s)",
url.psz_protocol ); url.psz_protocol );
} }
out:
vlc_UrlClean( &url ); vlc_UrlClean( &url );
} }
...@@ -662,11 +716,12 @@ static void SDPHandleUrl( sout_stream_t *p_stream, char *psz_url ) ...@@ -662,11 +716,12 @@ static void SDPHandleUrl( sout_stream_t *p_stream, char *psz_url )
a= charset: (normally charset should be UTF-8, this can be used to override s= and i=) a= charset: (normally charset should be UTF-8, this can be used to override s= and i=)
a= x-plgroup: (missing) a= x-plgroup: (missing)
RTP packets need to get the correct src IP address */ RTP packets need to get the correct src IP address */
/*static*/ char *SDPGenerate( const sout_stream_t *p_stream, /*static*/
const char *psz_destination, vlc_bool_t b_rtsp ) char *SDPGenerate( const sout_stream_t *p_stream, const char *rtsp_url )
{ {
sout_stream_sys_t *p_sys = p_stream->p_sys; const sout_stream_sys_t *p_sys = p_stream->p_sys;
int i_size; size_t i_size;
const char *psz_destination = p_sys->psz_destination;
char *psz_sdp, *p, ipv; char *psz_sdp, *p, ipv;
int i; int i;
...@@ -702,9 +757,9 @@ static void SDPHandleUrl( sout_stream_t *p_stream, char *psz_url ) ...@@ -702,9 +757,9 @@ static void SDPHandleUrl( sout_stream_t *p_stream, char *psz_url )
{ {
i_size += strlen( "a=fmtp:* *\r\n" ) + strlen( id->psz_fmtp ) + 10; i_size += strlen( "a=fmtp:* *\r\n" ) + strlen( id->psz_fmtp ) + 10;
} }
if( b_rtsp ) if( rtsp_url != NULL )
{ {
i_size += strlen( "a=control:*/trackID=*\r\n" ) + strlen( p_sys->psz_rtsp_control ) + 10; i_size += strlen( "a=control:*/trackID=*\r\n" ) + strlen( rtsp_url ) + 10;
} }
} }
if( p_sys->p_mux ) if( p_sys->p_mux )
...@@ -774,7 +829,7 @@ static void SDPHandleUrl( sout_stream_t *p_stream, char *psz_url ) ...@@ -774,7 +829,7 @@ static void SDPHandleUrl( sout_stream_t *p_stream, char *psz_url )
p += sprintf( p, "a=fmtp:%d %s\r\n", id->i_payload_type, p += sprintf( p, "a=fmtp:%d %s\r\n", id->i_payload_type,
id->psz_fmtp ); id->psz_fmtp );
} }
if( b_rtsp ) if( rtsp_url != NULL )
{ {
p += sprintf( p, "a=control:/trackID=%d\r\n", i ); p += sprintf( p, "a=control:/trackID=%d\r\n", i );
} }
...@@ -782,7 +837,7 @@ static void SDPHandleUrl( sout_stream_t *p_stream, char *psz_url ) ...@@ -782,7 +837,7 @@ static void SDPHandleUrl( sout_stream_t *p_stream, char *psz_url )
if( p_sys->p_mux ) if( p_sys->p_mux )
{ {
p += sprintf( p, "m=video %d RTP/AVP %d\r\n", p += sprintf( p, "m=video %d RTP/AVP %d\r\n",
p_sys->i_port, p_sys->i_payload_type ); p_sys->i_port, p_sys->i_payload_type );
} }
return psz_sdp; return psz_sdp;
...@@ -1136,15 +1191,17 @@ static sout_stream_id_t *Add( sout_stream_t *p_stream, es_format_t *p_fmt ) ...@@ -1136,15 +1191,17 @@ static sout_stream_id_t *Add( sout_stream_t *p_stream, es_format_t *p_fmt )
id->i_mtu -= MTU_REDUCE; id->i_mtu -= MTU_REDUCE;
msg_Dbg( p_stream, "maximum RTP packet size: %d bytes", id->i_mtu ); msg_Dbg( p_stream, "maximum RTP packet size: %d bytes", id->i_mtu );
if( p_sys->p_rtsp_url ) if( p_sys->rtsp != NULL )
id->rtsp_id = RtspAddId( p_stream, id, id->i_port, id->i_port + 1 ); id->rtsp_id = RtspAddId( p_sys->rtsp, id, p_sys->i_es,
p_sys->psz_destination,
p_sys->i_ttl, id->i_port, id->i_port + 1 );
/* Update p_sys context */ /* Update p_sys context */
vlc_mutex_lock( &p_sys->lock_es ); vlc_mutex_lock( &p_sys->lock_es );
TAB_APPEND( p_sys->i_es, p_sys->es, id ); TAB_APPEND( p_sys->i_es, p_sys->es, id );
vlc_mutex_unlock( &p_sys->lock_es ); vlc_mutex_unlock( &p_sys->lock_es );
psz_sdp = SDPGenerate( p_stream, p_sys->psz_destination, VLC_FALSE ); psz_sdp = SDPGenerate( p_stream, NULL );
vlc_mutex_lock( &p_sys->lock_sdp ); vlc_mutex_lock( &p_sys->lock_sdp );
free( p_sys->psz_sdp ); free( p_sys->psz_sdp );
...@@ -1196,7 +1253,7 @@ static int Del( sout_stream_t *p_stream, sout_stream_id_t *id ) ...@@ -1196,7 +1253,7 @@ static int Del( sout_stream_t *p_stream, sout_stream_id_t *id )
sout_MuxDeleteStream( p_sys->p_mux, id->p_input ); sout_MuxDeleteStream( p_sys->p_mux, id->p_input );
} }
if( id->rtsp_id ) if( id->rtsp_id )
RtspDelId( p_stream, id->rtsp_id ); RtspDelId( p_sys->rtsp, id->rtsp_id );
vlc_mutex_destroy( &id->lock_sink ); vlc_mutex_destroy( &id->lock_sink );
free( id->sink ); free( id->sink );
...@@ -1477,6 +1534,7 @@ int rtp_add_sink( sout_stream_id_t *id, sout_access_out_t *access ) ...@@ -1477,6 +1534,7 @@ int rtp_add_sink( sout_stream_id_t *id, sout_access_out_t *access )
void rtp_del_sink( sout_stream_id_t *id, sout_access_out_t *access ) void rtp_del_sink( sout_stream_id_t *id, sout_access_out_t *access )
{ {
/* NOTE: must be safe to use if access is not a sink to id */
vlc_mutex_lock( &id->lock_sink ); vlc_mutex_lock( &id->lock_sink );
TAB_REMOVE( id->i_sink, id->sink, access ); TAB_REMOVE( id->i_sink, id->sink, access );
vlc_mutex_unlock( &id->lock_sink ); vlc_mutex_unlock( &id->lock_sink );
......
modules/stream_out/rtp.h
View file @ 35754aba
...@@ -22,81 +22,20 @@ ...@@ -22,81 +22,20 @@
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA. * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/ *****************************************************************************/
/*ypedef struct rtsp_stream_t rtsp_stream_t;*/ typedef struct rtsp_stream_t rtsp_stream_t;
typedef struct rtsp_stream_id_t rtsp_stream_id_t; typedef struct rtsp_stream_id_t rtsp_stream_id_t;
typedef struct rtsp_client_t rtsp_client_t;
int RtspSetup( sout_stream_t *p_stream, const vlc_url_t *url ); rtsp_stream_t *RtspSetup( sout_stream_t *p_stream, const vlc_url_t *url );
void RtspUnsetup( sout_stream_t *p_stream ); void RtspUnsetup( rtsp_stream_t *rtsp );
rtsp_stream_id_t *RtspAddId( sout_stream_t *p_stream, sout_stream_id_t *sid, rtsp_stream_id_t *RtspAddId( rtsp_stream_t *rtsp, sout_stream_id_t *sid,
unsigned i,
const char *dst, int ttl,
unsigned loport, unsigned hiport ); unsigned loport, unsigned hiport );
void RtspDelId( sout_stream_t *p_stream, rtsp_stream_id_t * ); void RtspDelId( rtsp_stream_t *rtsp, rtsp_stream_id_t * );
char *SDPGenerate( const sout_stream_t *p_stream, char *SDPGenerate( const sout_stream_t *p_stream, const char *rtsp_url );
const char *psz_destination, vlc_bool_t b_rtsp );
int rtp_add_sink( sout_stream_id_t *id, sout_access_out_t *access ); int rtp_add_sink( sout_stream_id_t *id, sout_access_out_t *access );
void rtp_del_sink( sout_stream_id_t *id, sout_access_out_t *access ); void rtp_del_sink( sout_stream_id_t *id, sout_access_out_t *access );
typedef int (*pf_rtp_packetizer_t)( sout_stream_t *, sout_stream_id_t *,
block_t * );
struct sout_stream_sys_t
{
/* sdp */
int64_t i_sdp_id;
int i_sdp_version;
char *psz_sdp;
vlc_mutex_t lock_sdp;
char *psz_session_name;
char *psz_session_description;
char *psz_session_url;
char *psz_session_email;
/* */
vlc_bool_t b_export_sdp_file;
char *psz_sdp_file;
/* sap */
vlc_bool_t b_export_sap;
session_descriptor_t *p_session;
httpd_host_t *p_httpd_host;
httpd_file_t *p_httpd_file;
httpd_host_t *p_rtsp_host;
httpd_url_t *p_rtsp_url;
char *psz_rtsp_control;
char *psz_rtsp_path;
/* */
char *psz_destination;
int i_port;
int i_port_audio;
int i_port_video;
int i_ttl;
vlc_bool_t b_latm;
/* when need to use a private one or when using muxer */
int i_payload_type;
/* in case we do TS/PS over rtp */
sout_mux_t *p_mux;
sout_access_out_t *p_access;
int i_mtu;
sout_access_out_t *p_grab;
uint16_t i_sequence;
uint32_t i_timestamp_start;
uint8_t ssrc[4];
block_t *packet;
/* */
vlc_mutex_t lock_es;
int i_es;
sout_stream_id_t **es;
/* */
int i_rtsp;
rtsp_client_t **rtsp;
};
modules/stream_out/rtsp.c
View file @ 35754aba
...@@ -30,107 +30,155 @@ ...@@ -30,107 +30,155 @@
#include <vlc_httpd.h> #include <vlc_httpd.h>
#include <vlc_url.h> #include <vlc_url.h>
#include <vlc_network.h> #include <vlc_network.h>
#include <assert.h>
#include "rtp.h" #include "rtp.h"
/* For unicast/interleaved streaming */ typedef struct rtsp_session_t rtsp_session_t;
struct rtsp_client_t
{
char *psz_session;
int64_t i_last; /* for timeout */
/* is it in "play" state */
vlc_bool_t b_playing;
/* output (id-access) */ struct rtsp_stream_t
int i_id; {
sout_stream_id_t **id; vlc_mutex_t lock;
int i_access; sout_stream_t *owner;
sout_access_out_t **access; httpd_host_t *host;
httpd_url_t *url;
char *psz_control;
char *psz_path;
int sessionc;
rtsp_session_t **sessionv;
}; };
static int RtspCallback( httpd_callback_sys_t *p_args, static int RtspCallback( httpd_callback_sys_t *p_args,
httpd_client_t *cl, httpd_client_t *cl,
httpd_message_t *answer, httpd_message_t *query ); httpd_message_t *answer, httpd_message_t *query );
static int RtspCallbackId( httpd_callback_sys_t *p_args, static int RtspCallbackId( httpd_callback_sys_t *p_args,
httpd_client_t *cl, httpd_client_t *cl,
httpd_message_t *answer, httpd_message_t *query ); httpd_message_t *answer, httpd_message_t *query );
static void RtspClientDel( sout_stream_t *p_stream, rtsp_client_t *rtsp ); static void RtspClientDel( rtsp_stream_t *rtsp, rtsp_session_t *session );
int RtspSetup( sout_stream_t *p_stream, const vlc_url_t *url ) rtsp_stream_t *RtspSetup( sout_stream_t *p_stream, const vlc_url_t *url )
{ {
sout_stream_sys_t *p_sys = p_stream->p_sys; rtsp_stream_t *rtsp = malloc( sizeof( *rtsp ) );
msg_Dbg( p_stream, "rtsp setup: %s : %d / %s\n", url->psz_host, url->i_port, url->psz_path ); if( rtsp == NULL )
return NULL;
p_sys->p_rtsp_host = httpd_HostNew( VLC_OBJECT(p_stream), url->psz_host, url->i_port > 0 ? url->i_port : 554 ); rtsp->owner = p_stream;
if( p_sys->p_rtsp_host == NULL ) rtsp->sessionc = 0;
{ rtsp->sessionv = NULL;
return VLC_EGENERIC; vlc_mutex_init( p_stream, &rtsp->lock );
}
p_sys->psz_rtsp_path = strdup( url->psz_path ? url->psz_path : "/" ); msg_Dbg( p_stream, "rtsp setup: %s : %d / %s\n",
p_sys->psz_rtsp_control = malloc (strlen( url->psz_host ) + 20 + strlen( p_sys->psz_rtsp_path ) + 1 ); url->psz_host, url->i_port, url->psz_path );
sprintf( p_sys->psz_rtsp_control, "rtsp://%s:%d%s",
url->psz_host, url->i_port > 0 ? url->i_port : 554, p_sys->psz_rtsp_path );
p_sys->p_rtsp_url = httpd_UrlNewUnique( p_sys->p_rtsp_host, p_sys->psz_rtsp_path, NULL, NULL, NULL ); rtsp->psz_path = strdup( url->psz_path ? url->psz_path : "/" );
if( p_sys->p_rtsp_url == NULL ) if( rtsp->psz_path == NULL )
goto error;
if( asprintf( &rtsp->psz_control, "rtsp://%s:%d%s",
url->psz_host, url->i_port > 0 ? url->i_port : 554,
rtsp->psz_path ) == -1 )
{ {
return VLC_EGENERIC; rtsp->psz_control = NULL;
goto error;
} }
httpd_UrlCatch( p_sys->p_rtsp_url, HTTPD_MSG_DESCRIBE, RtspCallback, (void*)p_stream );
httpd_UrlCatch( p_sys->p_rtsp_url, HTTPD_MSG_SETUP, RtspCallback, (void*)p_stream );
httpd_UrlCatch( p_sys->p_rtsp_url, HTTPD_MSG_PLAY, RtspCallback, (void*)p_stream );
httpd_UrlCatch( p_sys->p_rtsp_url, HTTPD_MSG_PAUSE, RtspCallback, (void*)p_stream );
httpd_UrlCatch( p_sys->p_rtsp_url, HTTPD_MSG_TEARDOWN, RtspCallback, (void*)p_stream );
return VLC_SUCCESS; rtsp->host = httpd_HostNew( VLC_OBJECT(p_stream), url->psz_host,
url->i_port > 0 ? url->i_port : 554 );
if( rtsp->host == NULL )
goto error;
rtsp->url = httpd_UrlNewUnique( rtsp->host, rtsp->psz_path, NULL, NULL,
NULL );
if( rtsp->url == NULL )
goto error;
httpd_UrlCatch( rtsp->url, HTTPD_MSG_DESCRIBE, RtspCallback, (void*)rtsp );
httpd_UrlCatch( rtsp->url, HTTPD_MSG_SETUP, RtspCallback, (void*)rtsp );
httpd_UrlCatch( rtsp->url, HTTPD_MSG_PLAY, RtspCallback, (void*)rtsp );
httpd_UrlCatch( rtsp->url, HTTPD_MSG_PAUSE, RtspCallback, (void*)rtsp );
httpd_UrlCatch( rtsp->url, HTTPD_MSG_TEARDOWN, RtspCallback, (void*)rtsp );
return rtsp;
error:
RtspUnsetup( rtsp );
return NULL;
} }
void RtspUnsetup( sout_stream_t *p_stream ) void RtspUnsetup( rtsp_stream_t *rtsp )
{ {
sout_stream_sys_t *p_sys = p_stream->p_sys; while( rtsp->sessionc > 0 )
while( p_sys->i_rtsp > 0 ) RtspClientDel( rtsp, rtsp->sessionv[0] );
RtspClientDel( p_stream, p_sys->rtsp[0] );
if( rtsp->url )
httpd_UrlDelete( rtsp->url );
if( p_sys->p_rtsp_url ) if( rtsp->host )
httpd_UrlDelete( p_sys->p_rtsp_url ); httpd_HostDelete( rtsp->host );
if( p_sys->p_rtsp_host ) vlc_mutex_destroy( &rtsp->lock );
httpd_HostDelete( p_sys->p_rtsp_host );
} }
struct rtsp_stream_id_t struct rtsp_stream_id_t
{ {
sout_stream_t *sout_stream; rtsp_stream_t *stream;
sout_stream_id_t *sout_id; sout_stream_id_t *sout_id;
httpd_url_t *url; httpd_url_t *url;
const char *dst;
int ttl;
unsigned loport, hiport; unsigned loport, hiport;
}; };
rtsp_stream_id_t *RtspAddId( sout_stream_t *p_stream, sout_stream_id_t *sid,
/* For unicast streaming */
struct rtsp_session_t
{
rtsp_stream_t *stream;
/* is it in "play" state */
vlc_bool_t b_playing;
/* output (id-access) */
int i_id;
sout_stream_id_t **id;
int i_access;
sout_access_out_t **access;
char name[0];
};
rtsp_stream_id_t *RtspAddId( rtsp_stream_t *rtsp, sout_stream_id_t *sid,
unsigned num,
/* Multicast stuff - TODO: cleanup */
const char *dst, int ttl,
unsigned loport, unsigned hiport ) unsigned loport, unsigned hiport )
{ {
sout_stream_sys_t *p_sys = p_stream->p_sys; char urlbuf[strlen( rtsp->psz_control ) + 1 + 10];
char psz_urlc[strlen( p_sys->psz_rtsp_control ) + 1 + 10];
rtsp_stream_id_t *id = malloc( sizeof( *id ) ); rtsp_stream_id_t *id = malloc( sizeof( *id ) );
httpd_url_t *url; httpd_url_t *url;
if( id == NULL ) if( id == NULL )
return NULL; return NULL;
id->sout_stream = p_stream; id->stream = rtsp;
id->sout_id = sid; id->sout_id = sid;
id->loport = loport; /* TODO: can we assume that this need not be strdup'd? */
id->hiport = loport; id->dst = dst;
if( id->dst != NULL )
{
id->ttl = ttl;
id->loport = loport;
id->hiport = hiport;
}
sprintf( psz_urlc, "%s/trackID=%d", p_sys->psz_rtsp_path, p_sys->i_es ); sprintf( urlbuf, "%s/trackID=%d", rtsp->psz_path, num );
msg_Dbg( p_stream, "RTSP: adding %s\n", psz_urlc ); msg_Dbg( rtsp->owner, "RTSP: adding %s\n", urlbuf );
url = id->url = url = id->url = httpd_UrlNewUnique( rtsp->host, urlbuf, NULL, NULL, NULL );
httpd_UrlNewUnique( p_sys->p_rtsp_host, psz_urlc, NULL, NULL, NULL );
if( url == NULL ) if( url == NULL )
{ {
...@@ -148,62 +196,87 @@ rtsp_stream_id_t *RtspAddId( sout_stream_t *p_stream, sout_stream_id_t *sid, ...@@ -148,62 +196,87 @@ rtsp_stream_id_t *RtspAddId( sout_stream_t *p_stream, sout_stream_id_t *sid,
} }
void RtspDelId( sout_stream_t *p_stream, rtsp_stream_id_t *id ) void RtspDelId( rtsp_stream_t *rtsp, rtsp_stream_id_t *id )
{ {
httpd_UrlDelete( id->url ); vlc_mutex_lock( &rtsp->lock );
free( id ); for( int i = 0; i < rtsp->sessionc; i++ )
{
rtsp_session_t *ses = rtsp->sessionv[i];
for( int j = 0; j < ses->i_id; j++ )
{
if( ses->id[j] == id->sout_id )
{
REMOVE_ELEM( ses->id, ses->i_id, j );
assert( ses->access[j] != NULL );
sout_AccessOutDelete( ses->access[j] );
REMOVE_ELEM( ses->access, ses->i_access, j );
/* FIXME: are we supposed to notify the client? */
}
}
}
vlc_mutex_unlock( &rtsp->lock );
httpd_UrlDelete( id->url );
free( id );
} }
static rtsp_client_t *RtspClientNew( sout_stream_t *p_stream, const char *psz_session ) /** rtsp must be locked */
static
rtsp_session_t *RtspClientNew( rtsp_stream_t *rtsp, const char *name )
{ {
rtsp_client_t *rtsp = malloc( sizeof( rtsp_client_t )); rtsp_session_t *s = malloc( sizeof( *s ) + strlen( name ) + 1 );
rtsp->psz_session = strdup( psz_session ); s->stream = rtsp;
rtsp->i_last = 0; s->b_playing = VLC_FALSE;
rtsp->b_playing = VLC_FALSE; s->i_id = s->i_access = 0;
rtsp->i_id = 0; s->id = NULL;
rtsp->id = NULL; s->access = NULL;
rtsp->i_access = 0; strcpy( s->name, name );
rtsp->access = NULL;
TAB_APPEND( p_stream->p_sys->i_rtsp, p_stream->p_sys->rtsp, rtsp ); TAB_APPEND( rtsp->sessionc, rtsp->sessionv, s );
return rtsp; return s;
} }
static rtsp_client_t *RtspClientGet( sout_stream_t *p_stream, const char *psz_session ) /** rtsp must be locked */
static
rtsp_session_t *RtspClientGet( rtsp_stream_t *rtsp, const char *name )
{ {
int i; int i;
if( !psz_session ) return NULL; if( name == NULL )
return NULL;
for( i = 0; i < p_stream->p_sys->i_rtsp; i++ ) /* FIXME: use a hash/dictionary */
for( i = 0; i < rtsp->sessionc; i++ )
{ {
if( !strcmp( p_stream->p_sys->rtsp[i]->psz_session, psz_session ) ) if( !strcmp( rtsp->sessionv[i]->name, name ) )
{ return rtsp->sessionv[i];
return p_stream->p_sys->rtsp[i];
}
} }
return NULL; return NULL;
} }
static void RtspClientDel( sout_stream_t *p_stream, rtsp_client_t *rtsp ) /** rtsp must be locked */
static
void RtspClientDel( rtsp_stream_t *rtsp, rtsp_session_t *session )
{ {
int i; int i;
TAB_REMOVE( p_stream->p_sys->i_rtsp, p_stream->p_sys->rtsp, rtsp ); TAB_REMOVE( rtsp->sessionc, rtsp->sessionv, session );
for( i = 0; i < rtsp->i_access; i++ ) for( i = 0; i < session->i_access; i++ )
{ {
sout_AccessOutDelete( rtsp->access[i] ); rtp_del_sink( session->id[i], session->access[i] );
sout_AccessOutDelete( session->access[i] );
} }
if( rtsp->id ) free( rtsp->id );
if( rtsp->access ) free( rtsp->access );
free( rtsp->psz_session ); free( session->id );
free( rtsp ); free( session->access );
free( session );
} }
...@@ -212,11 +285,8 @@ static int RtspCallback( httpd_callback_sys_t *p_args, ...@@ -212,11 +285,8 @@ static int RtspCallback( httpd_callback_sys_t *p_args,
httpd_client_t *cl, httpd_client_t *cl,
httpd_message_t *answer, httpd_message_t *query ) httpd_message_t *answer, httpd_message_t *query )
{ {
sout_stream_t *p_stream = (sout_stream_t*)p_args; rtsp_stream_t *rtsp = (rtsp_stream_t *)p_args;
sout_stream_sys_t *p_sys = p_stream->p_sys; const char *psz_session = NULL, *psz_cseq;
char *psz_destination = p_sys->psz_destination;
const char *psz_session = NULL;
const char *psz_cseq = NULL;
if( answer == NULL || query == NULL ) if( answer == NULL || query == NULL )
{ {
...@@ -241,11 +311,11 @@ static int RtspCallback( httpd_callback_sys_t *p_args, ...@@ -241,11 +311,11 @@ static int RtspCallback( httpd_callback_sys_t *p_args,
{ {
case HTTPD_MSG_DESCRIBE: case HTTPD_MSG_DESCRIBE:
{ {
char *psz_sdp = SDPGenerate( p_stream, psz_destination, VLC_TRUE ); char *psz_sdp = SDPGenerate( rtsp->owner, rtsp->psz_control );
answer->i_status = 200; answer->i_status = 200;
httpd_MsgAdd( answer, "Content-Type", "%s", "application/sdp" ); httpd_MsgAdd( answer, "Content-Type", "%s", "application/sdp" );
httpd_MsgAdd( answer, "Content-Base", "%s", p_sys->psz_rtsp_control ); httpd_MsgAdd( answer, "Content-Base", "%s", rtsp->psz_control );
answer->p_body = (uint8_t *)psz_sdp; answer->p_body = (uint8_t *)psz_sdp;
answer->i_body = strlen( psz_sdp ); answer->i_body = strlen( psz_sdp );
break; break;
...@@ -257,34 +327,22 @@ static int RtspCallback( httpd_callback_sys_t *p_args, ...@@ -257,34 +327,22 @@ static int RtspCallback( httpd_callback_sys_t *p_args,
case HTTPD_MSG_PLAY: case HTTPD_MSG_PLAY:
{ {
rtsp_client_t *rtsp; rtsp_session_t *ses;
answer->i_status = 200; answer->i_status = 200;
psz_session = httpd_MsgGet( query, "Session" ); psz_session = httpd_MsgGet( query, "Session" );
rtsp = RtspClientGet( p_stream, psz_session );
if( rtsp && !rtsp->b_playing ) vlc_mutex_lock( &rtsp->lock );
ses = RtspClientGet( rtsp, psz_session );
if( ( ses != NULL ) && !ses->b_playing )
{ {
int i_id;
/* FIXME */ /* FIXME */
rtsp->b_playing = VLC_TRUE; ses->b_playing = VLC_TRUE;
vlc_mutex_lock( &p_sys->lock_es );
for( i_id = 0; i_id < rtsp->i_id; i_id++ )
{
sout_stream_id_t *id = rtsp->id[i_id];
int i;
for( i = 0; i < p_sys->i_es; i++ ) for( int i_id = 0; i_id < ses->i_id; i_id++ )
{ rtp_add_sink( ses->id[i_id], ses->access[i_id] );
if( id == p_sys->es[i] )
break;
}
if( i >= p_sys->i_es ) continue;
rtp_add_sink( id, rtsp->access[i_id] );
}
vlc_mutex_unlock( &p_sys->lock_es );
} }
vlc_mutex_unlock( &rtsp->lock );
break; break;
} }
...@@ -295,36 +353,18 @@ static int RtspCallback( httpd_callback_sys_t *p_args, ...@@ -295,36 +353,18 @@ static int RtspCallback( httpd_callback_sys_t *p_args,
case HTTPD_MSG_TEARDOWN: case HTTPD_MSG_TEARDOWN:
{ {
rtsp_client_t *rtsp; rtsp_session_t *ses;
/* for now only multicast so easy again */ /* for now only multicast so easy again */
answer->i_status = 200; answer->i_status = 200;
psz_session = httpd_MsgGet( query, "Session" ); psz_session = httpd_MsgGet( query, "Session" );
rtsp = RtspClientGet( p_stream, psz_session );
if( rtsp )
{
int i_id;
vlc_mutex_lock( &p_sys->lock_es );
for( i_id = 0; i_id < rtsp->i_id; i_id++ )
{
sout_stream_id_t *id = rtsp->id[i_id];
int i;
for( i = 0; i < p_sys->i_es; i++ )
{
if( id == p_sys->es[i] )
break;
}
if( i >= p_sys->i_es ) continue;
rtp_del_sink( id, rtsp->access[i_id] ); vlc_mutex_lock( &rtsp->lock );
} ses = RtspClientGet( rtsp, psz_session );
vlc_mutex_unlock( &p_sys->lock_es ); if( ses != NULL )
RtspClientDel( rtsp, ses );
RtspClientDel( p_stream, rtsp ); vlc_mutex_unlock( &rtsp->lock );
}
break; break;
} }
...@@ -376,10 +416,9 @@ static int RtspCallbackId( httpd_callback_sys_t *p_args, ...@@ -376,10 +416,9 @@ static int RtspCallbackId( httpd_callback_sys_t *p_args,
httpd_client_t *cl, httpd_client_t *cl,
httpd_message_t *answer, httpd_message_t *query ) httpd_message_t *answer, httpd_message_t *query )
{ {
rtsp_stream_id_t *id = (rtsp_stream_id_t*)p_args; rtsp_stream_id_t *id = (rtsp_stream_id_t *)p_args;
sout_stream_t *p_stream = id->sout_stream; sout_stream_t *p_stream = id->stream->owner;
sout_stream_id_t *sid = id->sout_id; sout_stream_id_t *sid = id->sout_id;
sout_stream_sys_t *p_sys = p_stream->p_sys;
char psz_session_init[21]; char psz_session_init[21];
const char *psz_session; const char *psz_session;
const char *psz_cseq; const char *psz_cseq;
...@@ -483,7 +522,8 @@ static int RtspCallbackId( httpd_callback_sys_t *p_args, ...@@ -483,7 +522,8 @@ static int RtspCallbackId( httpd_callback_sys_t *p_args,
if( b_multicast ) if( b_multicast )
{ {
if( p_sys->psz_destination == NULL ) const char *dst = id->dst;
if( dst == NULL )
continue; continue;
answer->i_status = 200; answer->i_status = 200;
...@@ -491,36 +531,15 @@ static int RtspCallbackId( httpd_callback_sys_t *p_args, ...@@ -491,36 +531,15 @@ static int RtspCallbackId( httpd_callback_sys_t *p_args,
httpd_MsgAdd( answer, "Transport", httpd_MsgAdd( answer, "Transport",
"RTP/AVP/UDP;destination=%s;port=%u-%u;" "RTP/AVP/UDP;destination=%s;port=%u-%u;"
"ttl=%d;mode=play", "ttl=%d;mode=play",
p_sys->psz_destination, id->loport, dst, id->loport, id->hiport,
id->hiport, ( id->ttl > 0 ) ? id->ttl : 1 );
( p_sys->i_ttl > 0 ) ? p_sys->i_ttl : 1 );
} }
else else
{ {
char ip[NI_MAXNUMERICHOST], psz_access[22], char ip[NI_MAXNUMERICHOST], url[NI_MAXNUMERICHOST + 8];
url[NI_MAXNUMERICHOST + 8]; static const char access[] = "udp{raw,rtcp}";
sout_access_out_t *p_access; sout_access_out_t *p_access;
rtsp_client_t *rtsp = NULL; rtsp_session_t *ses = NULL;
if( ( hiport - loport ) != ( id->hiport - id->loport ) )
continue;
if( psz_session == NULL )
{
psz_session = psz_session_init;
rtsp = RtspClientNew( p_stream, psz_session );
}
else
{
/* FIXME: we probably need to remove an access out,
* if there is already one for the same ID */
rtsp = RtspClientGet( p_stream, psz_session );
if( rtsp == NULL )
{
answer->i_status = 454;
continue;
}
}
if( httpd_ClientIP( cl, ip ) == NULL ) if( httpd_ClientIP( cl, ip ) == NULL )
{ {
...@@ -528,29 +547,45 @@ static int RtspCallbackId( httpd_callback_sys_t *p_args, ...@@ -528,29 +547,45 @@ static int RtspCallbackId( httpd_callback_sys_t *p_args,
continue; continue;
} }
if( p_sys->i_ttl > 0 )
snprintf( psz_access, sizeof( psz_access ),
"udp{raw,rtcp,ttl=%d}", p_sys->i_ttl );
else
strcpy( psz_access, "udp{raw,rtcp}" );
snprintf( url, sizeof( url ), snprintf( url, sizeof( url ),
( strchr( ip, ':' ) != NULL ) ? "[%s]:%d" : "%s:%d", ( strchr( ip, ':' ) != NULL ) ? "[%s]:%d" : "%s:%d",
ip, loport ); ip, loport );
p_access = sout_AccessOutNew( p_stream->p_sout, p_access = sout_AccessOutNew( p_stream->p_sout, access,
psz_access, url ); url );
if( p_access == NULL ) if( p_access == NULL )
{ {
msg_Err( p_stream, msg_Err( p_stream,
"cannot create access output for %s://%s", "cannot create access output for %s://%s",
psz_access, url ); access, url );
answer->i_status = 500; answer->i_status = 500;
break; continue;
}
vlc_mutex_lock( &id->stream->lock );
if( psz_session == NULL )
{
psz_session = psz_session_init;
ses = RtspClientNew( id->stream, psz_session );
}
else
{
/* FIXME: we probably need to remove an access out,
* if there is already one for the same ID */
ses = RtspClientGet( id->stream, psz_session );
if( ses == NULL )
{
answer->i_status = 454;
vlc_mutex_unlock( &id->stream->lock );
continue;
}
} }
TAB_APPEND( rtsp->i_id, rtsp->id, sid ); assert( ses->i_id == ses->i_access );
TAB_APPEND( rtsp->i_access, rtsp->access, p_access ); TAB_APPEND( ses->i_id, ses->id, sid );
TAB_APPEND( ses->i_access, ses->access, p_access );
assert( ses->i_id == ses->i_access );
vlc_mutex_unlock( &id->stream->lock );
char *src = var_GetNonEmptyString (p_access, "src-addr"); char *src = var_GetNonEmptyString (p_access, "src-addr");
int sport = var_GetInteger (p_access, "src-port"); int sport = var_GetInteger (p_access, "src-port");
...@@ -568,7 +603,7 @@ static int RtspCallbackId( httpd_callback_sys_t *p_args, ...@@ -568,7 +603,7 @@ static int RtspCallbackId( httpd_callback_sys_t *p_args,
"RTP/AVP/UDP;unicast;source=%s;" "RTP/AVP/UDP;unicast;source=%s;"
"client_port=%u-%u;server_port=%u-%u;" "client_port=%u-%u;server_port=%u-%u;"
"mode=play", "mode=play",
src, loport, hiport, sport, sport + 1 ); src, loport, loport + 1, sport, sport + 1 );
} }
else else
{ {
...@@ -576,7 +611,7 @@ static int RtspCallbackId( httpd_callback_sys_t *p_args, ...@@ -576,7 +611,7 @@ static int RtspCallbackId( httpd_callback_sys_t *p_args,
"RTP/AVP/UDP;unicast;" "RTP/AVP/UDP;unicast;"
"client_port=%u-%u;server_port=%u-%u;" "client_port=%u-%u;server_port=%u-%u;"
"mode=play", "mode=play",
loport, hiport, sport, sport + 1 ); loport, loport + 1, sport, sport + 1 );
} }
answer->i_status = 200; answer->i_status = 200;
......
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