[FFmpeg-devel] [PATCH v1] avformat/hlsenc: Add resend_headers option

huheng heng.hu.1989 at gmail.com
Mon Jun 27 16:30:11 EEST 2022


Add pat and pmt table at start of each segment in single_file mode enhanced
compatibility of hls stream. Because some hls clients separate parsing segment
of hls stream, the absence of pat/pmt will cause parsing to fail.

Signed-off-by: huheng <heng.hu.1989 at gmail.com>
---
 libavformat/hlsenc.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/libavformat/hlsenc.c b/libavformat/hlsenc.c
index 3bafddfa61..d18178e727 100644
--- a/libavformat/hlsenc.c
+++ b/libavformat/hlsenc.c
@@ -2631,6 +2631,9 @@ static int hls_write_packet(AVFormatContext *s, AVPacket *pkt)
             vs->start_pos += vs->size;
             if (hls->key_info_file || hls->encrypt)
                 ret = hls_start(s, vs);
+            if (hls->segment_type == SEGMENT_TYPE_MPEGTS && oc->oformat->priv_class && oc->priv_data) {
+                av_opt_set(oc->priv_data, "mpegts_flags", "resend_headers", 0);
+            }
         } else if (hls->max_seg_size > 0) {
             if (vs->size + vs->start_pos >= hls->max_seg_size) {
                 vs->sequence++;
-- 
2.36.1



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