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edge optimization in progress

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This commit is contained in:
Simon Morlat 2012-08-31 22:07:00 +02:00
parent 487b375da9
commit cfb3b3dfd5
3 changed files with 71 additions and 18 deletions
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35
coreapi/linphonecall.c
View file

@ -333,9 +333,17 @@ static void discover_mtu(LinphoneCore *lc, const char *remote){
}
}
static void update_sal_media_description_from_params(SalMediaDescription *md, const LinphoneCallParams *params){
if (params->down_bw)
md->bandwidth=params->down_bw;
if (params->down_ptime)
md->streams[0].ptime=params->down_ptime;
}
LinphoneCall * linphone_call_new_outgoing(struct _LinphoneCore *lc, LinphoneAddress *from, LinphoneAddress *to, const LinphoneCallParams *params)
{
LinphoneCall *call=ms_new0(LinphoneCall,1);
int ping_time=-1;
call->dir=LinphoneCallOutgoing;
call->op=sal_op_new(lc->sal);
sal_op_set_user_pointer(call->op,call);
@ -350,7 +358,11 @@ LinphoneCall * linphone_call_new_outgoing(struct _LinphoneCore *lc, LinphoneAddr
call->localdesc=create_local_media_description (lc,call);
call->camera_active=params->has_video;
if (linphone_core_get_firewall_policy(call->core) == LinphonePolicyUseStun) {
linphone_core_run_stun_tests(call->core,call);
ping_time=linphone_core_run_stun_tests(call->core,call);
}
if (ping_time>=0) {
linphone_core_adapt_to_network(lc,ping_time,&call->params);
update_sal_media_description_from_params(call->localdesc,&call->params);
}
discover_mtu(lc,linphone_address_get_domain (to));
if (params->referer){
@ -363,6 +375,7 @@ LinphoneCall * linphone_call_new_outgoing(struct _LinphoneCore *lc, LinphoneAddr
LinphoneCall * linphone_call_new_incoming(LinphoneCore *lc, LinphoneAddress *from, LinphoneAddress *to, SalOp *op){
LinphoneCall *call=ms_new0(LinphoneCall,1);
char *from_str;
int ping_time=-1;
call->dir=LinphoneCallIncoming;
sal_op_set_user_pointer(op,call);
@ -385,7 +398,7 @@ LinphoneCall * linphone_call_new_incoming(LinphoneCore *lc, LinphoneAddress *fro
linphone_call_init_common(call, from, to);
linphone_core_init_default_params(lc, &call->params);
call->params.has_video &= !!lc->video_policy.automatically_accept;
call->localdesc=create_local_media_description (lc,call);
call->localdesc=create_local_media_description(lc,call);
call->camera_active=call->params.has_video;
switch (linphone_core_get_firewall_policy(call->core)) {
case LinphonePolicyUseIce:
@ -403,11 +416,15 @@ LinphoneCall * linphone_call_new_incoming(LinphoneCore *lc, LinphoneAddress *fro
}
break;
case LinphonePolicyUseStun:
linphone_core_run_stun_tests(call->core,call);
ping_time=linphone_core_run_stun_tests(call->core,call);
/* No break to also destroy ice session in this case. */
default:
break;
}
if (ping_time>=0) {
linphone_core_adapt_to_network(lc,ping_time,&call->params);
update_sal_media_description_from_params(call->localdesc,&call->params);
};
discover_mtu(lc,linphone_address_get_domain(from));
return call;
}
@ -1137,6 +1154,7 @@ static RtpProfile *make_profile(LinphoneCall *call, const SalMediaDescription *m
int remote_bw=0;
LinphoneCore *lc=call->core;
int up_ptime=0;
const LinphoneCallParams *params=&call->params;
*used_pt=-1;
for(elem=desc->payloads;elem!=NULL;elem=elem->next){
@ -1146,7 +1164,9 @@ static RtpProfile *make_profile(LinphoneCall *call, const SalMediaDescription *m
if ((pt->flags & PAYLOAD_TYPE_FLAG_CAN_SEND) && first) {
if (desc->type==SalAudio){
linphone_core_update_allocated_audio_bandwidth_in_call(call,pt);
up_ptime=linphone_core_get_upload_ptime(lc);
if (params->up_ptime)
up_ptime=params->up_ptime;
else up_ptime=linphone_core_get_upload_ptime(lc);
}
*used_pt=payload_type_get_number(pt);
first=FALSE;
@ -1161,7 +1181,12 @@ static RtpProfile *make_profile(LinphoneCall *call, const SalMediaDescription *m
}
if (desc->type==SalAudio){
bw=get_min_bandwidth(call->audio_bw,remote_bw);
int audio_bw=call->audio_bw;
if (params->up_bw){
if (params->up_bw< audio_bw)
audio_bw=params->up_bw;
}
bw=get_min_bandwidth(audio_bw,remote_bw);
}else bw=get_min_bandwidth(get_video_bandwidth(linphone_core_get_upload_bandwidth (lc),call->audio_bw),remote_bw);
if (bw>0) pt->normal_bitrate=bw*1000;
else if (desc->type==SalAudio){

39
coreapi/misc.c
View file

@ -466,12 +466,13 @@ static int recvStunResponse(ortp_socket_t sock, char *ipaddr, int *port, int *id
return len;
}
void linphone_core_run_stun_tests(LinphoneCore *lc, LinphoneCall *call){
/* this functions runs a simple stun test and return the number of milliseconds to complete the tests, or -1 if the test were failed.*/
int linphone_core_run_stun_tests(LinphoneCore *lc, LinphoneCall *call){
const char *server=linphone_core_get_stun_server(lc);
if (lc->sip_conf.ipv6_enabled){
ms_warning("stun support is not implemented for ipv6");
return;
return -1;
}
if (server!=NULL){
struct sockaddr_storage ss;
@ -483,29 +484,31 @@ void linphone_core_run_stun_tests(LinphoneCore *lc, LinphoneCall *call){
bool_t cone_audio=FALSE,cone_video=FALSE;
struct timeval init,cur;
SalEndpointCandidate *ac,*vc;
double elapsed;
int ret=0;
ac=&call->localdesc->streams[0].candidates[0];
vc=&call->localdesc->streams[1].candidates[0];
if (parse_hostname_to_addr(server,&ss,&ss_len)<0){
ms_error("Fail to parser stun server address: %s",server);
return;
return -1;
}
if (lc->vtable.display_status!=NULL)
lc->vtable.display_status(lc,_("Stun lookup in progress..."));
/*create the two audio and video RTP sockets, and send STUN message to our stun server */
sock1=create_socket(call->audio_port);
if (sock1==-1) return;
if (sock1==-1) return -1;
if (video_enabled){
sock2=create_socket(call->video_port);
if (sock2==-1) return ;
if (sock2==-1) return -1;
}
got_audio=FALSE;
got_video=FALSE;
gettimeofday(&init,NULL);
do{
double elapsed;
int id;
if (loops%20==0){
ms_message("Sending stun requests...");
@ -544,10 +547,12 @@ void linphone_core_run_stun_tests(LinphoneCore *lc, LinphoneCall *call){
elapsed=((cur.tv_sec-init.tv_sec)*1000.0) + ((cur.tv_usec-init.tv_usec)/1000.0);
if (elapsed>2000) {
ms_message("Stun responses timeout, going ahead.");
ret=-1;
break;
}
loops++;
}while(!(got_audio && (got_video||sock2==-1) ) );
if (ret==0) ret=(int)elapsed;
if (!got_audio){
ms_error("No stun server response for audio port.");
}else{
@ -570,9 +575,29 @@ void linphone_core_run_stun_tests(LinphoneCore *lc, LinphoneCall *call){
}
close_socket(sock1);
if (sock2!=-1) close_socket(sock2);
return ret;
}
return -1;
}
void linphone_core_adapt_to_network(LinphoneCore *lc, int ping_time_ms, LinphoneCallParams *params){
if (lp_config_get_int(lc->config,"net","activate_edge_workarounds",0)==1){
int threshold=lp_config_get_int(lc->config,"net","edge_ping_time",500);
if (ping_time_ms>threshold){
int edge_ptime=lp_config_get_int(lc->config,"net","edge_ptime",100);
int edge_bw=lp_config_get_int(lc->config,"net","edge_bw",30);
/* we are in a 2G network*/
params->up_bw=params->down_bw=edge_bw;
params->up_ptime=params->down_ptime=edge_ptime;
}/*else use default settings */
}
}
int linphone_core_gather_ice_candidates(LinphoneCore *lc, LinphoneCall *call)
{
char local_addr[64];

15
coreapi/private.h
View file

@ -69,8 +69,12 @@ struct _LinphoneCallParams{
LinphoneCall *referer; /*in case this call creation is consecutive to an incoming transfer, this points to the original call */
int audio_bw; /* bandwidth limit for audio stream */
LinphoneMediaEncryption media_encryption;
PayloadType *audio_codec;
PayloadType *video_codec;
PayloadType *audio_codec; /*audio codec currently in use */
PayloadType *video_codec; /*video codec currently in use */
int down_bw;
int up_bw;
int down_ptime;
int up_ptime;
bool_t has_video;
bool_t real_early_media; /*send real media even during early media (for outgoing calls)*/
bool_t in_conference; /*in conference mode */
@ -179,10 +183,7 @@ int parse_hostname_to_addr(const char *server, struct sockaddr_storage *ss, sock
int set_lock_file();
int get_lock_file();
int remove_lock_file();
int do_registration(LinphoneCore *lc, bool_t doit);
void check_for_registration(LinphoneCore *lc);
void check_sound_device(LinphoneCore *lc);
void linphone_core_verify_codecs(LinphoneCore *lc);
void linphone_core_get_local_ip(LinphoneCore *lc, const char *to, char *result);
bool_t host_has_ipv6_network();
bool_t lp_spawn_command_line_sync(const char *command, char **result,int *command_ret);
@ -229,7 +230,8 @@ MSList *linphone_find_friend(MSList *fl, const LinphoneAddress *fri, LinphoneFri
void linphone_core_update_allocated_audio_bandwidth(LinphoneCore *lc);
void linphone_core_update_allocated_audio_bandwidth_in_call(LinphoneCall *call, const PayloadType *pt);
void linphone_core_run_stun_tests(LinphoneCore *lc, LinphoneCall *call);
int linphone_core_run_stun_tests(LinphoneCore *lc, LinphoneCall *call);
void linphone_core_adapt_to_network(LinphoneCore *lc, int ping_time_ms, LinphoneCallParams *params);
int linphone_core_gather_ice_candidates(LinphoneCore *lc, LinphoneCall *call);
void linphone_core_update_local_media_description_from_ice(SalMediaDescription *desc, IceSession *session);
void linphone_core_update_ice_from_remote_media_description(LinphoneCall *call, const SalMediaDescription *md);
@ -386,6 +388,7 @@ typedef struct rtp_config
/* stop rtp xmit when audio muted */
bool_t audio_adaptive_jitt_comp_enabled;
bool_t video_adaptive_jitt_comp_enabled;
bool_t pad;
}rtp_config_t;