Do not report quality limited resolution stats when quality scaler is disabled.

webrtc/video/vie_encoder.cc

 /*
  *  Copyright (c) 2012 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 443 matching lines @@
       std::move(streams), encoder_config_.min_transmit_bitrate_bps);
 
   ConfigureQualityScaler();
 }
 
 void ViEEncoder::ConfigureQualityScaler() {
   RTC_DCHECK_RUN_ON(&encoder_queue_);
   const auto scaling_settings = settings_.encoder->GetScalingSettings();
   const bool degradation_preference_allows_scaling =
       degradation_preference_ != DegradationPreference::kMaintainResolution;
+  const bool quality_scaling_allowed =
+      degradation_preference_allows_scaling && scaling_settings.enabled;
 
-  stats_proxy_->SetResolutionRestrictionStats(
-      degradation_preference_allows_scaling, scale_counter_[kCpu] > 0,
-      scale_counter_[kQuality]);
+  stats_proxy_->SetCpuScalingStats(
+      degradation_preference_allows_scaling ? scale_counter_[kCpu] > 0 : false);
+  stats_proxy_->SetQualityScalingStats(
+      quality_scaling_allowed ? scale_counter_[kQuality] : -1);
 
-  if (degradation_preference_allows_scaling &&
-      scaling_settings.enabled) {
+  if (quality_scaling_allowed) {
     // Abort if quality scaler has already been configured.
     if (quality_scaler_.get() != nullptr)
       return;
     // Drop frames and scale down until desired quality is achieved.
     if (scaling_settings.thresholds) {
       quality_scaler_.reset(
           new QualityScaler(this, *(scaling_settings.thresholds)));
     } else {
       quality_scaler_.reset(new QualityScaler(this, codec_type_));
     }
@@ skipping 298 matching lines @@
   --scale_counter_[reason];
   source_proxy_->RequestHigherResolutionThan(current_pixel_count);
   LOG(LS_INFO) << "Scaling up resolution.";
   for (size_t i = 0; i < kScaleReasonSize; ++i) {
     LOG(LS_INFO) << "Scaled " << scale_counter_[i]
                  << " times for reason: " << (i ? "cpu" : "quality");
   }
 }
 
 }  // namespace webrtc