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[feat] support FIR

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This commit is contained in:
dijunkun
2025-03-07 18:36:55 +08:00
parent 19fc8cda89
commit de0386f08a
21 changed files with 247 additions and 32 deletions
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2
src/qos/bwe_defines.h
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@@ -22,7 +22,7 @@
namespace webrtc {
inline constexpr DataRate kCongestionControllerMinBitrate =
DataRate::BitsPerSec(500'000);
DataRate::BitsPerSec(5'000);
inline constexpr TimeDelta kBitrateWindow = TimeDelta::Seconds(1);
extern const char kBweTypeHistogram[];

8
src/qos/send_side_bandwidth_estimation.cc
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@@ -394,7 +394,7 @@ void SendSideBandwidthEstimation::UpdateEstimate(Timestamp at_time) {
// We only make decisions based on loss when the bitrate is above a
// threshold. This is a crude way of handling loss which is uncorrelated
// to congestion.
LOG_WARN("loss: [{}]", loss);
// LOG_WARN("loss: [{}]", loss);
if (current_target_ < bitrate_threshold_ || loss <= low_loss_threshold_) {
// Loss < 2%: Increase rate by 8% of the min bitrate in the last
// kBweIncreaseInterval.
@@ -407,13 +407,13 @@ void SendSideBandwidthEstimation::UpdateEstimate(Timestamp at_time) {
// it would take over one second since the lower packet loss to achieve
// 108kbps.
DataRate new_bitrate = DataRate::BitsPerSec(
min_bitrate_history_.front().second.bps() * 1.08 + 0.5);
min_bitrate_history_.front().second.bps() * 1.5 + 0.5);
// Add 1 kbps extra, just to make sure that we do not get stuck
// (gives a little extra increase at low rates, negligible at higher
// rates).
new_bitrate += DataRate::BitsPerSec(1000);
LOG_WARN("new_bitrate: [{}]", ToString(new_bitrate).c_str());
// LOG_WARN("new_bitrate: [{}]", ToString(new_bitrate).c_str());
UpdateTargetBitrate(new_bitrate, at_time);
return;
} else if (current_target_ > bitrate_threshold_) {
@@ -435,7 +435,7 @@ void SendSideBandwidthEstimation::UpdateEstimate(Timestamp at_time) {
static_cast<double>(512 - last_fraction_loss_)) /
512.0);
has_decreased_since_last_fraction_loss_ = true;
LOG_WARN("2 new_bitrate: [{}]", ToString(new_bitrate).c_str());
// LOG_WARN("new_bitrate: [{}]", ToString(new_bitrate).c_str());
UpdateTargetBitrate(new_bitrate, at_time);
return;
}