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Move MovingAverage to rtc_base/numerics and update it.

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This utility class is needed in rtcp_rtp. Instead of reimplementing it
again, the existing class is moved to rtc_base, cleaned from unused
features and extended as required for the new usage.

Bug: webrtc:9914
Change-Id: I3b0d83d08d8fa5e1384b4721a93c6a90781948fd
Reviewed-on: https://webrtc-review.googlesource.com/c/109081
Reviewed-by: Karl Wiberg <kwiberg@webrtc.org>
Reviewed-by: Åsa Persson <asapersson@webrtc.org>
Commit-Queue: Ilya Nikolaevskiy <ilnik@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#25498}
This commit is contained in:
Ilya Nikolaevskiy
2018-11-05 12:55:18 +01:00
committed by Commit Bot
parent a1ead6f2ab
commit 26341990a1
10 changed files with 229 additions and 161 deletions
Download Patch File Download Diff File Expand all files Collapse all files

18
modules/video_coding/utility/quality_scaler.cc
View File

@ -173,8 +173,8 @@ void QualityScaler::CheckQp() {
// If we have not observed at least this many frames we can't make a good
// scaling decision.
const size_t frames = config_.use_all_drop_reasons
? framedrop_percent_all_.size()
: framedrop_percent_media_opt_.size();
? framedrop_percent_all_.Size()
: framedrop_percent_media_opt_.Size();
if (frames < kMinFramesNeededToScale) {
observed_enough_frames_ = false;
return;
@ -183,8 +183,9 @@ void QualityScaler::CheckQp() {
// Check if we should scale down due to high frame drop.
const absl::optional<int> drop_rate =
config_.use_all_drop_reasons ? framedrop_percent_all_.GetAverage()
: framedrop_percent_media_opt_.GetAverage();
config_.use_all_drop_reasons
? framedrop_percent_all_.GetAverageRoundedDown()
: framedrop_percent_media_opt_.GetAverageRoundedDown();
if (drop_rate && *drop_rate >= kFramedropPercentThreshold) {
RTC_LOG(LS_INFO) << "Reporting high QP, framedrop percent " << *drop_rate;
ReportQpHigh();
@ -192,11 +193,12 @@ void QualityScaler::CheckQp() {
}
// Check if we should scale up or down based on QP.
const absl::optional<int> avg_qp_high = qp_smoother_high_
? qp_smoother_high_->GetAvg()
: average_qp_.GetAverage();
const absl::optional<int> avg_qp_high =
qp_smoother_high_ ? qp_smoother_high_->GetAvg()
: average_qp_.GetAverageRoundedDown();
const absl::optional<int> avg_qp_low =
qp_smoother_low_ ? qp_smoother_low_->GetAvg() : average_qp_.GetAverage();
qp_smoother_low_ ? qp_smoother_low_->GetAvg()
: average_qp_.GetAverageRoundedDown();
if (avg_qp_high && avg_qp_low) {
RTC_LOG(LS_INFO) << "Checking average QP " << *avg_qp_high << " ("
<< *avg_qp_low << ").";