Add qp counter for H264 in SendStatisticsProxy.

webrtc/video/send_statistics_proxy.cc

 /*
  *  Copyright (c) 2013 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.
  */
 
@@ skipping 232 matching lines @@
         RTC_HISTOGRAMS_COUNTS_500(kIndex, uma_prefix_ + "Encoded.Qp.Vp9.S1",
                                   qp_vp9);
       } else if (spatial_idx == 2) {
         RTC_HISTOGRAMS_COUNTS_500(kIndex, uma_prefix_ + "Encoded.Qp.Vp9.S2",
                                   qp_vp9);
       } else {
         LOG(LS_WARNING) << "QP stats not recorded for VP9 spatial layer "
                         << spatial_idx;
       }
     }
+    int qp_h264 = it.second.h264.Avg(kMinRequiredMetricsSamples);
+    if (qp_h264 != -1) {
+      int spatial_idx = it.first;
+      RTC_DCHECK_EQ(-1, spatial_idx);
+      RTC_HISTOGRAMS_COUNTS_100(kIndex, uma_prefix_ + "Encoded.Qp.H264",
+                                qp_h264);
+    }
   }
 
   if (first_rtcp_stats_time_ms_ != -1) {
     int64_t elapsed_sec =
         (clock_->TimeInMilliseconds() - first_rtcp_stats_time_ms_) / 1000;
     if (elapsed_sec >= metrics::kMinRunTimeInSeconds) {
       int fraction_lost = report_block_stats_.FractionLostInPercent();
       if (fraction_lost != -1) {
         RTC_HISTOGRAMS_PERCENTAGE(
             kIndex, uma_prefix_ + "SentPacketsLostInPercent", fraction_lost);
@@ skipping 250 matching lines @@
         int spatial_idx = (rtp_config_.ssrcs.size() == 1)
                               ? -1
                               : static_cast<int>(simulcast_idx);
         uma_container_->qp_counters_[spatial_idx].vp8.Add(encoded_image.qp_);
       } else if (codec_info->codecType == kVideoCodecVP9) {
         int spatial_idx =
             (codec_info->codecSpecific.VP9.num_spatial_layers == 1)
                 ? -1
                 : codec_info->codecSpecific.VP9.spatial_idx;
         uma_container_->qp_counters_[spatial_idx].vp9.Add(encoded_image.qp_);
+      } else if (codec_info->codecType == kVideoCodecH264) {
+        int spatial_idx = -1;
+        uma_container_->qp_counters_[spatial_idx].h264.Add(encoded_image.qp_);
       }
     }
   }
 
   // TODO(asapersson): This is incorrect if simulcast layers are encoded on
   // different threads and there is no guarantee that one frame of all layers
   // are encoded before the next start.
   if (last_sent_frame_timestamp_ > 0 &&
       encoded_image._timeStamp != last_sent_frame_timestamp_) {
     uma_container_->sent_frame_rate_tracker_.AddSamples(1);
@@ skipping 141 matching lines @@
   return Fraction(min_required_samples, 1000.0f);
 }
 
 int SendStatisticsProxy::BoolSampleCounter::Fraction(
     int min_required_samples, float multiplier) const {
   if (num_samples < min_required_samples || num_samples == 0)
     return -1;
   return static_cast<int>((sum * multiplier / num_samples) + 0.5f);
 }
 }  // namespace webrtc