int main(int argc, char *argv[])
{
RtpSession *session;
unsigned char buffer[160];
int i;
FILE *infile;
char *ssrc;
uint32_t packet_ts=0,send_ts=0;
uint32_t send_ts_inc=160;
int clockslide=0;
int jitter=0;
if (argc<4){
printf("%s",help);
return -1;
}
for(i=4;i<argc;i++){
if (strcmp(argv[i],"--with-clockslide")==0){
i++;
if (i>=argc) {
printf("%s",help);
return -1;
}
clockslide=atoi(argv[i]);
ortp_message("Using clockslide of %i milisecond every 50 packets.",clockslide);
}else if (strcmp(argv[i],"--with-ptime")==0){
ortp_message("Ptime related jitter will be added to outgoing stream.");
i++;
if (i>=argc) {
printf("%s",help);
return -1;
}
jitter=atoi(argv[i]);
send_ts_inc=jitter*8;
}
}
ortp_init();
ortp_scheduler_init();
ortp_set_log_level_mask(NULL, ORTP_MESSAGE|ORTP_WARNING|ORTP_ERROR);
session=rtp_session_new(RTP_SESSION_SENDONLY);
rtp_session_set_scheduling_mode(session,1);
rtp_session_set_blocking_mode(session,1);
rtp_session_set_connected_mode(session,TRUE);
rtp_session_set_remote_addr(session,argv[2],atoi(argv[3]));
rtp_session_set_payload_type(session,0);
ssrc=getenv("SSRC");
if (ssrc!=NULL) {
printf("using SSRC=%i.\n",atoi(ssrc));
rtp_session_set_ssrc(session,atoi(ssrc));
}
#ifndef _WIN32
infile=fopen(argv[1],"r");
#else
infile=fopen(argv[1],"rb");
#endif
if (infile==NULL) {
perror("Cannot open file");
return -1;
}
signal(SIGINT,stophandler);
while( ((i=fread(buffer,1,160,infile))>0) && (runcond) )
{
mblk_t *m=rtp_session_create_packet(session,RTP_FIXED_HEADER_SIZE,buffer,i);
__rtp_session_sendm_with_ts(session,m,packet_ts,send_ts);
packet_ts+=160;
if ((send_ts+send_ts_inc)<=packet_ts){
send_ts+=send_ts_inc;
}
if (clockslide!=0 && send_ts%(160*50)==0){
ortp_message("Clock sliding of %i miliseconds now",clockslide);
rtp_session_make_time_distorsion(session,clockslide);
}
}
fclose(infile);
rtp_session_destroy(session);
ortp_exit();
ortp_global_stats_display();
return 0;
}
int main(int argc, char *argv[])
{
RtpSession *session;
unsigned char buffer[160];
int i;
FILE *infile;
char *ssrc;
uint32_t user_ts=0;
int clockslide=0;
int jitter=0;
if (argc<4){
printf("%s", help);
return -1;
}
for(i=4;i<argc;i++){
if (strcmp(argv[i],"--with-clockslide")==0){
i++;
if (i>=argc) {
printf("%s", help);
return -1;
}
clockslide=atoi(argv[i]);
ortp_message("Using clockslide of %i milisecond every 50 packets.",clockslide);
}else if (strcmp(argv[i],"--with-jitter")==0){
ortp_message("Jitter will be added to outgoing stream.");
i++;
if (i>=argc) {
printf("%s", help);
return -1;
}
jitter=atoi(argv[i]);
}
}
ortp_init();
ortp_scheduler_init();
ortp_set_log_level_mask(NULL, ORTP_MESSAGE|ORTP_WARNING|ORTP_ERROR);
session=rtp_session_new(RTP_SESSION_SENDONLY);
rtp_session_set_scheduling_mode(session,1);
rtp_session_set_blocking_mode(session,1);
rtp_session_set_connected_mode(session,TRUE);
rtp_session_set_remote_addr(session,argv[2],atoi(argv[3]));
rtp_session_set_payload_type(session,0);
ssrc=getenv("SSRC");
if (ssrc!=NULL) {
printf("using SSRC=%i.\n",atoi(ssrc));
rtp_session_set_ssrc(session,atoi(ssrc));
}
#ifndef _WIN32
infile=fopen(argv[1],"r");
#else
infile=fopen(argv[1],"rb");
#endif
if (infile==NULL) {
perror("Cannot open file");
return -1;
}
signal(SIGINT,stophandler);
while( ((i=fread(buffer,1,160,infile))>0) && (runcond) )
{
rtp_session_send_with_ts(session,buffer,i,user_ts);
user_ts+=160;
if (clockslide!=0 && user_ts%(160*50)==0){
ortp_message("Clock sliding of %i miliseconds now",clockslide);
rtp_session_make_time_distorsion(session,clockslide);
}
/*this will simulate a burst of late packets */
if (jitter && (user_ts%(8000)==0)) {
ortp_message("Simulating late packets now (%i milliseconds)",jitter);
ortp_sleep_ms(jitter);
}
}
fclose(infile);
rtp_session_destroy(session);
ortp_exit();
ortp_global_stats_display();
return 0;
}
