static PayloadType * red_match(MSOfferAnswerContext *ctx, const MSList *local_payloads, const PayloadType *refpt, const MSList *remote_payloads, bool_t reading_response) {
const MSList *elem_local, *elem_remote;
PayloadType *red = NULL;
for (elem_local = local_payloads; elem_local != NULL; elem_local = elem_local->next) {
PayloadType *pt = (PayloadType*)elem_local->data;
if (strcasecmp(pt->mime_type, payload_type_t140_red.mime_type) == 0) {
red = payload_type_clone(pt);
for (elem_remote = remote_payloads; elem_remote != NULL; elem_remote = elem_remote->next) {
PayloadType *pt2 = (PayloadType*)elem_remote->data;
if (strcasecmp(pt2->mime_type, payload_type_t140.mime_type) == 0) {
int t140_payload_number = payload_type_get_number(pt2);
char *red_fmtp = ms_strdup_printf("%i/%i/%i", t140_payload_number, t140_payload_number, t140_payload_number);
/*modify the local payload and the return value*/
payload_type_set_recv_fmtp(pt, red_fmtp);
payload_type_set_recv_fmtp(red, red_fmtp);
ms_free(red_fmtp);
break;
}
}
break;
}
}
return red;
}
/* return TRUE if codec can be used with bandwidth, FALSE else*/
bool_t linphone_core_check_payload_type_usability(const LinphoneCore *lc, PayloadType *pt)
{
double codec_band;
double npacket;
double packet_size;
int bitrate;
int min_audio_bw=get_min_bandwidth(lc->dw_audio_bw,lc->up_audio_bw);
int min_video_bw=get_min_bandwidth(lc->dw_video_bw,lc->up_video_bw);
bool_t ret=FALSE;
switch (pt->type){
case PAYLOAD_AUDIO_CONTINUOUS:
case PAYLOAD_AUDIO_PACKETIZED:
if (strcmp(pt->mime_type,"speex")==0 && (pt->clock_rate==8000)){
/*speex can go down to 8kbit/s */
bitrate=8000;
}else bitrate=pt->normal_bitrate;
/* very approximative estimation... revisit*/
npacket=50;
packet_size=(double)(bitrate/(50*8))+UDP_HDR_SZ+RTP_HDR_SZ+IP4_HDR_SZ;
codec_band=packet_size*8.0*npacket;
ret=bandwidth_is_greater(min_audio_bw*1000,codec_band);
//ms_message("Payload %s: %g",pt->mime_type,codec_band);
break;
case PAYLOAD_VIDEO:
if (min_video_bw!=0) {/* infinite (-1) or strictly positive*/
if (strcmp(pt->mime_type,"H263-1998")==0){
payload_type_set_recv_fmtp(pt,"CIF=1;QCIF=1");
}
/*let the video use all the bandwidth minus the maximum bandwidth used by audio */
if (min_video_bw>0)
pt->normal_bitrate=min_video_bw*1000;
else
pt->normal_bitrate=512000;
ret=TRUE;
}
else ret=FALSE;
break;
}
/*if (!ret) ms_warning("Payload %s is not usable with your internet connection.",pt->mime_type);*/
return ret;
}
PayloadType * sipomatic_payload_is_supported(sdp_payload_t *payload,RtpProfile *local_profile,RtpProfile *dialog_profile)
{
int localpt;
if (payload->a_rtpmap!=NULL){
localpt=rtp_profile_get_payload_number_from_rtpmap(local_profile,payload->a_rtpmap);
}else{
localpt=payload->pt;
ms_warning("payload has no rtpmap.");
}
if (localpt>=0){
/* this payload is supported in our local rtp profile, so add it to the dialog rtp
profile */
PayloadType *rtppayload;
rtppayload=rtp_profile_get_payload(local_profile,localpt);
if (rtppayload==NULL) return NULL;
/*check if we have the appropriate coder/decoder for this payload */
if (strcmp(rtppayload->mime_type,"telephone-event")!=0) {
if (!ms_filter_codec_supported(rtppayload->mime_type)) {
ms_message("Codec %s is not supported.", rtppayload->mime_type);
return NULL;
}
}
rtppayload=payload_type_clone(rtppayload);
rtp_profile_set_payload(dialog_profile,payload->pt,rtppayload);
/* add to the rtp payload type some other parameters (bandwidth) */
if (payload->b_as_bandwidth!=0) rtppayload->normal_bitrate=payload->b_as_bandwidth*1000;
if (payload->a_fmtp!=NULL)
payload_type_set_send_fmtp(rtppayload,payload->a_fmtp);
if (strcasecmp(rtppayload->mime_type,"iLBC")==0){
/*default to 30 ms mode */
payload->a_fmtp="ptime=30";
payload_type_set_recv_fmtp(rtppayload,payload->a_fmtp);
}
return rtppayload;
}
return NULL;
}
int main(int argc, char *argv[]){
LinphoneCoreVTable vtable={0};
LinphoneCore *lc;
LinphoneVideoPolicy policy;
int i;
LinphoneAddress *addr=NULL;
LCSipTransports tp;
char * tmp = NULL;
LpConfig * lp_config = lp_config_new(NULL);
int max_call_duration=3600;
static const char *media_file = NULL;
policy.automatically_accept=TRUE;
signal(SIGINT,stop);
#ifndef _WIN32
signal(SIGUSR1,stats);
signal(SIGUSR2,dump_call_logs);
#endif
for(i = 1; i < argc; ++i) {
if (strcmp(argv[i], "--verbose") == 0) {
linphone_core_set_log_level_mask(ORTP_MESSAGE|ORTP_WARNING|ORTP_ERROR|ORTP_FATAL);
} else if (strcmp(argv[i], "--max-call-duration") == 0){
max_call_duration = atoi(argv[++i]);
} else if (strcmp(argv[i], "--listening-uri") == 0){
addr = linphone_address_new(argv[++i]);
if (!addr) {
printf("Error, bad sip uri");
helper(argv[0]);
}
/* switch(linphone_address_get_transport(addr)) {
case LinphoneTransportUdp:
case LinphoneTransportTcp:
break;
default:
ms_error("Error, bad sip uri [%s] transport, should be udp | tcp",argv[i]);
helper();
break;
}*/
} else if (strcmp(argv[i], "--media-file") == 0){
i++;
if (i<argc){
media_file = argv[i];
}else helper(argv[0]);
} else {
helper(argv[0]);
}
}
if (!addr) {
addr = linphone_address_new("sip:[email protected]:5060");
}
lp_config_set_string(lp_config,"sip","bind_address",linphone_address_get_domain(addr));
lp_config_set_string(lp_config,"rtp","bind_address",linphone_address_get_domain(addr));
lp_config_set_int(lp_config,"misc","history_max_size",100000);
vtable.call_state_changed=call_state_changed;
lc=linphone_core_new_with_config(&vtable,lp_config,NULL);
linphone_core_enable_video_capture(lc,TRUE);
linphone_core_enable_video_display(lc,FALSE);
linphone_core_set_video_policy(lc,&policy);
linphone_core_enable_keep_alive(lc,FALSE);
/*instead of using sound capture card, a file is played to the calling party*/
linphone_core_set_use_files(lc,TRUE);
linphone_core_enable_echo_cancellation(lc, FALSE); /*no need for local echo cancellation when playing files*/
if (!media_file){
linphone_core_set_play_file(lc,PACKAGE_DATA_DIR "/sounds/linphone/hello16000.wav");
linphone_core_set_preferred_framerate(lc,5);
}else{
PayloadType *pt = linphone_core_find_payload_type(lc, "opus", 48000, -1);
/*if opus is present, give it a bitrate for good quality with music, and stereo enabled*/
if (pt){
linphone_core_set_payload_type_bitrate(lc, pt, 150);
payload_type_set_send_fmtp(pt, "stereo=1");
payload_type_set_recv_fmtp(pt, "stereo=1");
}
linphone_core_set_play_file(lc, media_file);
linphone_core_set_preferred_video_size_by_name(lc, "720p");
}
{
MSWebCamDesc *desc = ms_mire_webcam_desc_get();
if (desc){
ms_web_cam_manager_add_cam(ms_factory_get_web_cam_manager(linphone_core_get_ms_factory(lc)),ms_web_cam_new(desc));
linphone_core_set_video_device(lc,"Mire: Mire (synthetic moving picture)");
}
}
memset(&tp,0,sizeof(LCSipTransports));
tp.udp_port = linphone_address_get_port(addr);
tp.tcp_port = linphone_address_get_port(addr);
linphone_core_set_sip_transports(lc,&tp);
linphone_core_set_audio_port_range(lc,1024,65000);
linphone_core_set_video_port_range(lc,1024,65000);
linphone_core_set_primary_contact(lc,tmp=linphone_address_as_string(addr));
ms_free(tmp);
/* main loop for receiving notifications and doing background linphonecore work: */
while(running){
const bctbx_list_t * iterator;
linphone_core_iterate(lc);
ms_usleep(50000);
if (print_stats) {
ms_message("*********************************");
ms_message("*Current number of calls [%10u] *", (unsigned int)bctbx_list_size(linphone_core_get_calls(lc)));
ms_message("*Number of calls until now [%10u] *", (unsigned int)bctbx_list_size(linphone_core_get_call_logs(lc)));
ms_message("*********************************");
print_stats=FALSE;
}
if (dump_stats) {
ms_message("*********************************");
for (iterator=linphone_core_get_call_logs(lc);iterator!=NULL;iterator=iterator->next) {
LinphoneCallLog *call_log=(LinphoneCallLog *)iterator->data;
char * tmp_str = linphone_call_log_to_str(call_log);
ms_message("\n%s",tmp_str);
ms_free(tmp_str);
}
dump_stats=FALSE;
ms_message("*********************************");
}
for (iterator=linphone_core_get_calls(lc);iterator!=NULL;iterator=iterator->next) {
LinphoneCall *call=(LinphoneCall *)iterator->data;
if (linphone_call_get_duration(call) > max_call_duration) {
ms_message("Terminating call [%p] after [%i] s",call,linphone_call_get_duration(call));
linphone_core_terminate_call(lc,call);
break;
}
}
}
ms_message("Shutting down...\n");
linphone_core_destroy(lc);
ms_message("Exited\n");
return 0;
}
