commit 0237106559e63aea6d1ef4b11b64a32413564cdd
author Sergey Silkin <ssilkin@webrtc.org> Thu Jan 31 15:45:42 2019
committer Commit Bot <commit-bot@chromium.org> Mon Feb 04 09:58:08 2019
tree a82522d40463d88f727805aabd3fad79cba027d2
parent 126648763184b7e224d6c4a2f85efb4a9307378f

Expose video freeze metrics in GetStats.

This adds the following non-standardized metrics to video receiver
stats:
- freezeCount
- pauseCount
- totalFreezesDuration
- totalPausesDuration
- totalFramesDuration
- sumOfSquaredFrameDurations

For description of these metrics see
https://henbos.github.io/webrtc-provisional-stats/#RTCVideoReceiverStats-dict*

Bug: webrtc:10145
Change-Id: I4c76d5651102e73b1592ffed561e6224f2badeb6
Reviewed-on: https://webrtc-review.googlesource.com/c/114840
Reviewed-by: Stefan Holmer <stefan@webrtc.org>
Reviewed-by: Henrik Boström <hbos@webrtc.org>
Reviewed-by: Ilya Nikolaevskiy <ilnik@webrtc.org>
Commit-Queue: Sergey Silkin <ssilkin@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#26523}

pc/rtc_stats_collector.cc

diff --git a/pc/rtc_stats_collector.cc b/pc/rtc_stats_collector.cc
index e66a504..a25a785 100644
--- a/pc/rtc_stats_collector.cc
+++ b/pc/rtc_stats_collector.cc
@@ -523,6 +523,20 @@
                 video_receiver_info.frames_rendered);
   video_track_stats->frames_dropped = video_receiver_info.frames_received -
                                       video_receiver_info.frames_rendered;
+  video_track_stats->freeze_count = video_receiver_info.freeze_count;
+  video_track_stats->pause_count = video_receiver_info.pause_count;
+  video_track_stats->total_freezes_duration =
+      static_cast<double>(video_receiver_info.total_freezes_duration_ms) /
+      rtc::kNumMillisecsPerSec;
+  video_track_stats->total_pauses_duration =
+      static_cast<double>(video_receiver_info.total_pauses_duration_ms) /
+      rtc::kNumMillisecsPerSec;
+  video_track_stats->total_frames_duration =
+      static_cast<double>(video_receiver_info.total_frames_duration_ms) /
+      rtc::kNumMillisecsPerSec;
+  video_track_stats->sum_squared_frame_durations =
+      video_receiver_info.sum_squared_frame_durations;
+
   return video_track_stats;
 }