From 8eac027cd14eb507d7d1bddf2606a01e1d118d38 Mon Sep 17 00:00:00 2001 From: Steven Liu Date: Wed, 5 Sep 2018 14:20:52 +0800 Subject: [PATCH] avformat/dashdec: add min_buffer_time process logic if there have min_buffer_time in playlist, use the min_buffer_time value for realtime. Signed-off-by: Steven Liu --- libavformat/dashdec.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/libavformat/dashdec.c b/libavformat/dashdec.c index adcdd51dae..91d4e36432 100644 --- a/libavformat/dashdec.c +++ b/libavformat/dashdec.c @@ -1343,7 +1343,11 @@ static int64_t calc_cur_seg_no(AVFormatContext *s, struct representation *pls) if (pls->presentation_timeoffset) { num = pls->presentation_timeoffset * pls->fragment_timescale / pls->fragment_duration; } else if (c->publish_time > 0 && !c->availability_start_time) { + if (c->min_buffer_time) { + num = pls->first_seq_no + (((c->publish_time + pls->fragment_duration) - c->suggested_presentation_delay) * pls->fragment_timescale) / pls->fragment_duration - c->min_buffer_time; + } else { num = pls->first_seq_no + (((c->publish_time - c->time_shift_buffer_depth + pls->fragment_duration) - c->suggested_presentation_delay) * pls->fragment_timescale) / pls->fragment_duration; + } } else { num = pls->first_seq_no + (((get_current_time_in_sec() - c->availability_start_time) - c->suggested_presentation_delay) * pls->fragment_timescale) / pls->fragment_duration; }