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tenfold: implement nack ringbuffer notify_nack_list_full and notify_drop_seq

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jinxue.cgh 2020-05-17 08:40:11 +08:00 • committed by 忘篱
parent c875639eb6
commit a3c7be2c75
2 changed files with 15 additions and 1 deletions
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15
trunk/src/app/srs_app_rtc_queue.cpp
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@ -130,10 +130,19 @@ SrsRtpPacket2* SrsRtpRingBuffer::at(uint16_t seq) {
void SrsRtpRingBuffer::notify_nack_list_full()
{
while(begin <= end) {
remove(begin);
++begin;
}
begin = end = 0;
initialized_ = false;
}
void SrsRtpRingBuffer::notify_drop_seq(uint16_t seq)
{
remove(seq);
advance_to(seq+1);
}
SrsNackOption::SrsNackOption()
@ -142,7 +151,7 @@ SrsNackOption::SrsNackOption()
max_alive_time = 2 * SRS_UTIME_SECONDS;
first_nack_interval = 10 * SRS_UTIME_MILLISECONDS;
nack_interval = 400 * SRS_UTIME_MILLISECONDS;
//TODO: FIXME:
//TODO: FIXME: audio and video using diff nack strategy
// audio_max_retries = 2
// video_max_retries = 4
// nack_interval = 100ms
@ -201,11 +210,13 @@ void SrsRtpNackForReceiver::check_queue_size()
{
if (queue_.size() >= max_queue_size_) {
rtp_->notify_nack_list_full();
queue_.clear();
}
}
void SrsRtpNackForReceiver::get_nack_seqs(vector<uint16_t>& seqs)
{
//TODO: use get_system_time to udpate
srs_utime_t now = srs_update_system_time();
srs_utime_t interval = now - pre_check_time_;
if (interval < opts_.nack_interval / 2) {
@ -219,7 +230,9 @@ void SrsRtpNackForReceiver::get_nack_seqs(vector<uint16_t>& seqs)
SrsRtpNackInfo& nack_info = iter->second;
int alive_time = now - nack_info.generate_time_;
// TODO: delete max_alive_time
if (alive_time > opts_.max_alive_time || nack_info.req_nack_count_ > opts_.max_count) {
// TODO: advace_to
rtp_->notify_drop_seq(seq);
queue_.erase(iter++);
continue;