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JitterEstimator: add field trial for overriding frame delay variation clamping

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Bug: webrtc:14151
Change-Id: Ib1f26cfaf92ca56000d5904432901d5db225b05a
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/275203
Reviewed-by: Philip Eliasson <philipel@webrtc.org>
Commit-Queue: Rasmus Brandt <brandtr@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#38092}
This commit is contained in:
Rasmus Brandt
2022-09-15 12:41:53 +02:00
committed by WebRTC LUCI CQ
parent e1a198b41d
commit 624f2eb1aa
3 changed files with 22 additions and 3 deletions
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7
modules/video_coding/timing/jitter_estimator.h
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@ -48,6 +48,7 @@ class JitterEstimator {
"avg_frame_size_median", &avg_frame_size_median,
"max_frame_size_percentile", &max_frame_size_percentile,
"frame_size_window", &frame_size_window,
"num_stddev_delay_clamp", &num_stddev_delay_clamp,
"num_stddev_delay_outlier", &num_stddev_delay_outlier,
"num_stddev_size_outlier", &num_stddev_size_outlier,
"congestion_rejection_factor", &congestion_rejection_factor);
@ -69,6 +70,12 @@ class JitterEstimator {
// The length of the percentile filters' window, in number of frames.
absl::optional<int> frame_size_window = absl::nullopt;
// The incoming frame delay variation samples are clamped to be at most
// this number of standard deviations away from zero.
//
// Increasing this value clamps fewer samples.
absl::optional<double> num_stddev_delay_clamp = absl::nullopt;
// A (relative) frame delay variation sample is an outlier if its absolute
// deviation from the Kalman filter model falls outside this number of
// sample standard deviations.