diff options
| author | Steven Liu <lq@chinaffmpeg.org> | 2018-09-05 14:20:52 +0800 |
|---|---|---|
| committer | Steven Liu <lq@chinaffmpeg.org> | 2018-09-05 14:20:52 +0800 |
| commit | 8eac027cd14eb507d7d1bddf2606a01e1d118d38 (patch) | |
| tree | d8c92a988563fe562cf0728b7a6dd7e61067f61e | |
| parent | e35e91546551a236a1db6266c8e91b6049220337 (diff) | |
| download | ffmpeg-8eac027cd14eb507d7d1bddf2606a01e1d118d38.tar.gz | |
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 <lq@onvideo.cn>
| -rw-r--r-- | libavformat/dashdec.c | 4 |
1 files changed, 4 insertions, 0 deletions
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; } |