On Sun, 5 Apr 2015, Derek Buitenhuis wrote:
This saves a lot of muxing overhead, especially on lower bitrate
segments.
Signed-off-by: Derek Buitenhuis <[email protected]>
---
libavformat/hlsenc.c | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/libavformat/hlsenc.c b/libavformat/hlsenc.c
index 21c9526..5c3b8c3 100644
--- a/libavformat/hlsenc.c
+++ b/libavformat/hlsenc.c
@@ -190,8 +190,16 @@ static int hls_start(AVFormatContext *s)
&s->interrupt_callback, NULL)) < 0)
return err;
- if (oc->oformat->priv_class && oc->priv_data)
+ /* We only require one PAT/PMT per segment. */
+ if (oc->oformat->priv_class && oc->priv_data) {
+ char period[21];
+
+ snprintf(period, sizeof(period), "%d", INT_MAX);
+
av_opt_set(oc->priv_data, "mpegts_flags", "resend_headers", 0);
+ av_opt_set(oc->priv_data, "sdt_period", period, 0);
+ av_opt_set(oc->priv_data, "pat_period", period, 0);
For things like this, you could use av_opt_set_int. But in this case,
these don't need to be reset for each segment at all, but could be set
just once at startup, via an AVDictionary to avformat_write_header.
// Martin
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