cross_media_metrics_reporter.h

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/*

 *  Copyright (c) 2020 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 TEST_PC_E2E_CROSS_MEDIA_METRICS_REPORTER_H_

#define TEST_PC_E2E_CROSS_MEDIA_METRICS_REPORTER_H_

#include <map>

#include <string>

#include "absl/strings/string_view.h"

#include "absl/types/optional.h"

#include "api/numerics/samples_stats_counter.h"

#include "api/test/metrics/metrics_logger.h"

#include "api/test/peerconnection_quality_test_fixture.h"

#include "api/test/track_id_stream_info_map.h"

#include "api/units/timestamp.h"

#include "rtc_base/synchronization/mutex.h"

namespace webrtc {

namespace webrtc_pc_e2e {

class CrossMediaMetricsReporter

    : public PeerConnectionE2EQualityTestFixture::QualityMetricsReporter {

 public:

  explicit CrossMediaMetricsReporter(test::MetricsLogger* metrics_logger);

  ~CrossMediaMetricsReporter() override = default;

  void Start(absl::string_view test_case_name,

             const TrackIdStreamInfoMap* reporter_helper) override;

  void OnStatsReports(

      absl::string_view pc_label,

      const rtc::scoped_refptr<const RTCStatsReport>& report) override;

  void StopAndReportResults() override;

 private:

  struct StatsInfo {

    SamplesStatsCounter audio_ahead_ms;

    SamplesStatsCounter video_ahead_ms;

    TrackIdStreamInfoMap::StreamInfo audio_stream_info;

    TrackIdStreamInfoMap::StreamInfo video_stream_info;

    std::string audio_stream_label;

    std::string video_stream_label;

};

  std::string GetTestCaseName(const std::string& stream_label,

                              const std::string& sync_group) const;

  test::MetricsLogger* const metrics_logger_;

  std::string test_case_name_;

  const TrackIdStreamInfoMap* reporter_helper_;

  Mutex mutex_;

  std::map<std::string, StatsInfo> stats_info_ RTC_GUARDED_BY(mutex_);

};

}  // namespace webrtc_pc_e2e

}  // namespace webrtc

#endif  // TEST_PC_E2E_CROSS_MEDIA_METRICS_REPORTER_H_