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warn if DTS is not linear

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This commit is contained in:
Andreas Öman 2007-11-27 11:34:08 +00:00
parent 30f433e550
commit 0a9728c59a
2 changed files with 24 additions and 4 deletions
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24
pes.c
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@ -317,7 +317,7 @@ pes_compute_duration(th_transport_t *t, th_stream_t *st, th_pkt_t *pkt)
th_pkt_t *next;
th_muxer_t *tm;
int delta;
int64_t d;
delta = abs(pkt->pkt_dts - pkt->pkt_pts);
if(delta > 250000)
@ -332,15 +332,33 @@ pes_compute_duration(th_transport_t *t, th_stream_t *st, th_pkt_t *pkt)
if((next = TAILQ_NEXT(pkt, pkt_queue_link)) == NULL)
return;
pkt->pkt_duration = next->pkt_dts - pkt->pkt_dts;
d = next->pkt_dts - pkt->pkt_dts;
TAILQ_REMOVE(&st->st_durationq, pkt, pkt_queue_link);
if(pkt->pkt_duration < 1 || pkt->pkt_duration > 500000) {
if(d != st->st_last_duration) {
if(st->st_last_duration_frames > 30) {
syslog(LOG_INFO, "\"%s\" on \"%s\": \"%s\" "
"Non-linear timestamps detected. "
"DTS delta was %lld, but should be %lld for this stream",
t->tht_channel->ch_name,
t->tht_name,
htstvstreamtype2txt(st->st_type),
d, st->st_last_duration);
}
st->st_last_duration = d;
st->st_last_duration_frames = 0;
} else {
st->st_last_duration_frames++;
}
if(d < 1 || d > 500000) {
pkt_deref(pkt);
return;
}
pkt->pkt_duration = d;
pkt->pkt_stream = st;
/* Alert all muxers tied to us that a new packet has arrived */

4
tvhead.h
View file

@ -292,7 +292,9 @@ typedef struct th_stream {
/* Temporary frame store for calculating duration */
struct th_pkt_queue st_durationq;
int st_duration;
int64_t st_last_duration;
int st_last_duration_frames;
/* Final frame store */