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avformat/mpegtsenc: only allow one program in m2ts mode

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The standard does not allow more.

Signed-off-by: Marton Balint <cus@passwd.hu>
This commit is contained in:
Marton Balint 2019-12-10 23:24:27 +01:00
parent 422f0a6136
commit bcc19933af
1 changed files with 6 additions and 1 deletions
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7
libavformat/mpegtsenc.c
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@ -869,8 +869,13 @@ static int mpegts_init(AVFormatContext *s)
ts->m2ts_pgssub_pid = M2TS_PGSSUB_START_PID;
ts->m2ts_textsub_pid = M2TS_TEXTSUB_PID;
if (ts->m2ts_mode)
if (ts->m2ts_mode) {
ts->pmt_start_pid = M2TS_PMT_PID;
if (s->nb_programs > 1) {
av_log(s, AV_LOG_ERROR, "Only one program is allowed in m2ts mode!\n");
return AVERROR(EINVAL);
}
}
if (s->max_delay < 0) /* Not set by the caller */
s->max_delay = 0;