void rtp_session_enable_network_simulation(RtpSession *session, const OrtpNetworkSimulatorParams *params){
OrtpNetworkSimulatorCtx *sim=session->net_sim_ctx;
if (params->enabled){
if (sim==NULL) sim=simulator_ctx_new();
sim->params=*params;
session->net_sim_ctx=sim;
}else{
if (sim!=NULL) ortp_network_simulator_destroy(sim);
session->net_sim_ctx=NULL;
}
}
void rtp_session_enable_network_simulation(RtpSession *session, const OrtpNetworkSimulatorParams *params){
OrtpNetworkSimulatorCtx *sim=session->net_sim_ctx;
if (params->enabled){
if (sim==NULL)
sim=simulator_ctx_new();
sim->drop_by_congestion=sim->drop_by_loss=sim->total_count=0;
sim->params=*params;
if (sim->params.jitter_burst_density>0 && sim->params.jitter_strength>0 && sim->params.max_bandwidth==0){
sim->params.max_bandwidth=1024000;
ortp_message("Network simulation: jitter requested but max_bandwidth is not set. Using default value of %f bits/s.",
sim->params.max_bandwidth);
}
if (sim->params.max_bandwidth && sim->params.max_buffer_size==0) {
sim->params.max_buffer_size=sim->params.max_bandwidth;
ortp_message("Network simulation: Max buffer size not set for RTP session [%p], using [%i]",session,sim->params.max_buffer_size);
}
session->net_sim_ctx=sim;
if ((params->mode==OrtpNetworkSimulatorOutbound || params->mode==OrtpNetworkSimulatorOutboundControlled) && !sim->thread_started){
sim->thread_started=TRUE;
ortp_thread_create(&sim->thread, NULL, outboud_simulator_thread, session);
}
ortp_message("Network simulation: enabled with the following parameters:\n"
"\tlatency=%d\n"
"\tloss_rate=%.1f\n"
"\tconsecutive_loss_probability=%.1f\n"
"\tmax_bandwidth=%.1f\n"
"\tmax_buffer_size=%d\n"
"\tjitter_density=%.1f\n"
"\tjitter_strength=%.1f\n"
"\tmode=%s\n",
params->latency,
params->loss_rate,
params->consecutive_loss_probability,
params->max_bandwidth,
params->max_buffer_size,
params->jitter_burst_density,
params->jitter_strength,
ortp_network_simulator_mode_to_string(params->mode)
);
}else{
session->net_sim_ctx=NULL;
if (sim!=NULL) ortp_network_simulator_destroy(sim);
}
}