Delay based logging.

webrtc/logging/rtc_event_log/rtc_event_log_parser.h

 /*
  *  Copyright (c) 2016 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 WEBRTC_LOGGING_RTC_EVENT_LOG_RTC_EVENT_LOG_PARSER_H_
@@ skipping 32 matching lines @@
     uint32_t min_bytes;
   };
 
   struct BweProbeResultEvent {
     uint64_t timestamp;
     uint32_t id;
     rtc::Optional<uint64_t> bitrate_bps;
     rtc::Optional<ProbeFailureReason> failure_reason;
   };
 
+  struct BweDelayBasedUpdate {
+    uint64_t timestamp;
+    int32_t bitrate_bps;
+    BandwidthUsage detector_state;
+  };
+
   enum EventType {
     UNKNOWN_EVENT = 0,
     LOG_START = 1,
     LOG_END = 2,
     RTP_EVENT = 3,
     RTCP_EVENT = 4,
     AUDIO_PLAYOUT_EVENT = 5,
     LOSS_BASED_BWE_UPDATE = 6,
     DELAY_BASED_BWE_UPDATE = 7,
     VIDEO_RECEIVER_CONFIG_EVENT = 8,
@@ skipping 76 matching lines @@
   // value isn't needed.
   void GetLossBasedBweUpdate(size_t index,
                              int32_t* bitrate_bps,
                              uint8_t* fraction_loss,
                              int32_t* total_packets) const;
 
   // Reads bitrate and detector_state from the delay based BWE event at |index|
   // and stores the values in the corresponding output parameters. Each output
   // parameter can be set to nullptr if that
   // value isn't needed.
-  void GetDelayBasedBweUpdate(size_t index,
-                              int32_t* bitrate_bps,
-                              BandwidthUsage* detector_state) const;
+  BweDelayBasedUpdate GetDelayBasedBweUpdate(size_t index) const;
 
   // Reads a audio network adaptation event to a (non-NULL)
   // AudioEncoderRuntimeConfig struct. Only the fields that are
   // stored in the protobuf will be written.
   void GetAudioNetworkAdaptation(size_t index,
                                  AudioEncoderRuntimeConfig* config) const;
 
   ParsedRtcEventLog::BweProbeClusterCreatedEvent GetBweProbeClusterCreated(
       size_t index) const;
 
   ParsedRtcEventLog::BweProbeResultEvent GetBweProbeResult(size_t index) const;
 
  private:
   std::vector<rtclog::Event> events_;
 };
 
 }  // namespace webrtc
 
 #endif  // WEBRTC_LOGGING_RTC_EVENT_LOG_RTC_EVENT_LOG_PARSER_H_