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MT#55283 convert jitter_bufer to int64_t

Change-Id: I959cfbd8d56d13bb30419c19f4245876c71c7b25
pull/1938/head
Richard Fuchs 8 months ago
parent
commit
5d878748d3
2 changed files with 23 additions and 24 deletions
  1. +21
    -22
      daemon/jitter_buffer.c
  2. +2
    -2
      include/jitter_buffer.h

+ 21
- 22
daemon/jitter_buffer.c View File

@ -45,8 +45,6 @@ static void reset_jitter_buffer(struct jitter_buffer *jb) {
//ilog(LOG_INFO, "reset_jitter_buffer");
jb->first_send_ts = 0;
jb->first_send.tv_sec = 0;
jb->first_send.tv_usec = 0;
jb->first_seq = 0;
jb->rtptime_delta = 0;
jb->buffer_len = 0;
@ -56,7 +54,7 @@ static void reset_jitter_buffer(struct jitter_buffer *jb) {
jb->clock_rate = 0;
jb->payload_type = 0;
jb->clock_drift_val = 0;
jb->prev_seq_ts = timeval_from_us(rtpe_now);
jb->prev_seq_ts = rtpe_now;
jb->prev_seq = 0;
jb->num_resets++;
@ -139,7 +137,7 @@ static int queue_packet(struct media_packet *mp, struct jb_packet *p) {
int clockrate = get_clock_rate(mp, payload_type);
int curr_seq = ntohs(mp->rtp->seq_num);
if(!clockrate || !jb->first_send.tv_sec) {
if(!clockrate || !jb->first_send) {
ilog(LOG_DEBUG, "Jitter reset due to clockrate");
reset_jitter_buffer(jb);
return 1;
@ -147,7 +145,7 @@ static int queue_packet(struct media_packet *mp, struct jb_packet *p) {
long ts_diff = (uint32_t) ts - (uint32_t) jb->first_send_ts;
int seq_diff = curr_seq - jb->first_seq;
if(seq_diff < 0) {
jb->first_send.tv_sec = 0;
jb->first_send = 0;
return 1;
}
@ -155,7 +153,7 @@ static int queue_packet(struct media_packet *mp, struct jb_packet *p) {
jb->rtptime_delta = ts_diff/seq_diff;
}
p->ttq_entry.when = jb->first_send;
p->ttq_entry.when = timeval_from_us(jb->first_send);
int64_t ts_diff_us =
(ts_diff + (jb->rtptime_delta * jb->buffer_len))* 1000000 / clockrate;
@ -168,25 +166,25 @@ static int queue_packet(struct media_packet *mp, struct jb_packet *p) {
if (ts_diff_us > 1000000) { // more than one second, can't be right
ilog(LOG_DEBUG, "Partial reset due to timestamp");
jb->first_send.tv_sec = 0;
jb->first_send = 0;
p->ttq_entry.when = timeval_from_us(rtpe_now);
}
if(jb->prev_seq_ts.tv_sec == 0)
jb->prev_seq_ts = timeval_from_us(rtpe_now);
if(jb->prev_seq_ts == 0)
jb->prev_seq_ts = rtpe_now;
if((timeval_diff(p->ttq_entry.when, jb->prev_seq_ts) < 0) && (curr_seq > jb->prev_seq)) {
p->ttq_entry.when = jb->prev_seq_ts;
if((timeval_diff(p->ttq_entry.when, timeval_from_us(jb->prev_seq_ts)) < 0) && (curr_seq > jb->prev_seq)) {
p->ttq_entry.when = timeval_from_us(jb->prev_seq_ts);
p->ttq_entry.when = timeval_add_usec(p->ttq_entry.when, DELAY_FACTOR);
}
if(timeval_diff(p->ttq_entry.when, jb->prev_seq_ts) > 0) {
jb->prev_seq_ts = p->ttq_entry.when;
if(timeval_diff(p->ttq_entry.when, timeval_from_us(jb->prev_seq_ts)) > 0) {
jb->prev_seq_ts = timeval_us(p->ttq_entry.when);
jb->prev_seq = curr_seq;
}
if(seq_diff > 3000) //readjust after 3k packets
jb->first_send.tv_sec = 0;
jb->first_send = 0;
timerthread_queue_push(&jb->ttq, &p->ttq_entry);
@ -210,9 +208,9 @@ static int handle_clock_drift(struct media_packet *mp) {
int64_t ts_diff = (uint32_t) ts - (uint32_t) jb->first_send_ts;
int64_t ts_diff_us =
ts_diff* 1000000 / clockrate;
struct timeval to_send = jb->first_send;
to_send = timeval_add_usec(to_send, ts_diff_us);
int64_t time_diff = timeval_diff(timeval_from_us(rtpe_now), to_send);
int64_t to_send = jb->first_send;
to_send += ts_diff_us;
int64_t time_diff = rtpe_now - to_send;
jb->clock_drift_val = time_diff/seq_diff;
if(jb->clock_drift_val < -10000 || jb->clock_drift_val > 10000) { //disable jb if clock drift greater than 10 ms
@ -272,23 +270,23 @@ int buffer_packet(struct media_packet *mp, const str *s) {
}
if(marker || (jb->ssrc != ntohl(mp->rtp->ssrc)) || seq == 0 ) { //marker or ssrc change or sequence wrap
jb->first_send.tv_sec = 0;
jb->first_send = 0;
}
if(jb->clock_rate && jb->payload_type != payload_type) { //reset in case of payload change
if(!dtmf)
jb->first_send.tv_sec = 0;
jb->first_send = 0;
else
jb->dtmf_mult_factor++;
}
if(!dtmf && jb->dtmf_mult_factor) { //reset after DTMF ends
jb->first_send.tv_sec = 0;
jb->first_send = 0;
jb->dtmf_mult_factor=0;
}
if (jb->first_send.tv_sec) {
if (jb->first_send) {
if(rtpe_config.jb_clock_drift) {
if(handle_clock_drift(mp))
goto end_unlock;
@ -307,7 +305,8 @@ int buffer_packet(struct media_packet *mp, const str *s) {
}
goto end_unlock;
}
p->ttq_entry.when = jb->first_send = timeval_from_us(rtpe_now);
jb->first_send = rtpe_now;
p->ttq_entry.when = timeval_from_us(rtpe_now);
jb->first_send_ts = ts;
jb->first_seq = ntohs(mp->rtp->seq_num);
jb->ssrc = ntohl(mp->rtp->ssrc);


+ 2
- 2
include/jitter_buffer.h View File

@ -19,8 +19,8 @@ struct jitter_buffer {
struct timerthread_queue ttq;
mutex_t lock;
unsigned long first_send_ts;
struct timeval first_send;
struct timeval prev_seq_ts;
int64_t first_send;
int64_t prev_seq_ts;
unsigned int first_seq;
unsigned int prev_seq;
unsigned int rtptime_delta;


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