congestion_controller_feedback_stats.h

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/*

 *  Copyright (c) 2025 The WebRTC project authors. All Rights Reserved.

 *  Use of this source code is governed by a BSD-style license

 *  that can be found in the LICENSE file in the root of the source

 *  tree. An additional intellectual property rights grant can be found

 *  in the file PATENTS.  All contributing project authors may

 *  be found in the AUTHORS file in the root of the source tree.

*/

#ifndef MODULES_CONGESTION_CONTROLLER_RTP_CONGESTION_CONTROLLER_FEEDBACK_STATS_H_

#define MODULES_CONGESTION_CONTROLLER_RTP_CONGESTION_CONTROLLER_FEEDBACK_STATS_H_

#include <cstdint>

namespace webrtc {

// Helper struct to pass around stats computed from sent RFC8888 reports.

// https://github.com/w3c/webrtc-stats/blob/refs/heads/main/l4s-explainer.md#suggested-counters-and-where-to-attach-them

struct SentCongestionControllerFeedbackStats {

  // Total number of packets reported as lost in a produced feedback.

  // https://w3c.github.io/webrtc-stats/#dom-rtcreceivedrtpstreamstats-packetsreportedaslost

  int64_t num_packets_reported_lost = 0;

  // Total number of packets reported first as lost in a produced feedback, but

  // that were also reported as received in a later feedback.

  // https://w3c.github.io/webrtc-stats/#dom-rtcreceivedrtpstreamstats-packetsreportedaslostbutrecovered

  int64_t num_packets_reported_recovered = 0;

};

}  // namespace webrtc

#endif  // MODULES_CONGESTION_CONTROLLER_RTP_CONGESTION_CONTROLLER_FEEDBACK_STATS_H_