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Don't use wall clock for stats

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This uses the local NTP clock for RTCP report block stats.

This code exists in the version that Mozilla is shipping, with a review
here https://phabricator.services.mozilla.com/D127709 .

Bug: webrtc:13484
Change-Id: I2f46ec02acab0bbb09040778b05b248c2d815bd1
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/240142
Reviewed-by: Artem Titov <titovartem@webrtc.org>
Reviewed-by: Harald Alvestrand <hta@webrtc.org>
Commit-Queue: Harald Alvestrand <hta@webrtc.org>
Reviewed-by: Henrik Boström <hbos@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#35787}
This commit is contained in:
Nico Grunbaum
2022-01-24 13:49:58 -08:00
committed by WebRTC LUCI CQ
parent 027c793c57
commit 7eac6caeee
5 changed files with 21 additions and 19 deletions
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7
modules/rtp_rtcp/source/rtcp_receiver.cc
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@ -662,7 +662,12 @@ void RTCPReceiver::HandleReportBlock(const ReportBlock& report_block,
rtcp_report_block.delay_since_last_sender_report =
report_block.delay_since_last_sr();
rtcp_report_block.last_sender_report_timestamp = report_block.last_sr();
report_block_data->SetReportBlock(rtcp_report_block, rtc::TimeUTCMicros());
// Number of seconds since 1900 January 1 00:00 GMT (see
// https://tools.ietf.org/html/rfc868).
report_block_data->SetReportBlock(
rtcp_report_block,
(clock_->CurrentNtpInMilliseconds() - rtc::kNtpJan1970Millisecs) *
rtc::kNumMicrosecsPerMillisec);
int64_t rtt_ms = 0;
uint32_t send_time_ntp = report_block.last_sr();