Report WMPI components memory usage to UMA

media/blink/webmediaplayer_impl.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "media/blink/webmediaplayer_impl.h"
 
 #include <algorithm>
 #include <cmath>
 #include <limits>
 #include <string>
@@ skipping 1914 matching lines @@
         base::Bind(&WebMediaPlayerImpl::FinishMemoryUsageReport, AsWeakPtr()));
   } else {
     FinishMemoryUsageReport(0);
   }
 }
 
 void WebMediaPlayerImpl::FinishMemoryUsageReport(int64_t demuxer_memory_usage) {
   DCHECK(main_task_runner_->BelongsToCurrentThread());
 
   const PipelineStatistics stats = pipeline_.GetStatistics();
+  const int64_t data_source_memory_usage =
+      data_source_ ? data_source_->GetMemoryUsage() : 0;
   const int64_t current_memory_usage =
       stats.audio_memory_usage + stats.video_memory_usage +
-      (data_source_ ? data_source_->GetMemoryUsage() : 0) +
-      demuxer_memory_usage;
+      data_source_memory_usage + demuxer_memory_usage;
 
   // Note, this isn't entirely accurate, there may be VideoFrames held by the
   // compositor or other resources that we're unaware of.
 
   DVLOG(2) << "Memory Usage -- Audio: " << stats.audio_memory_usage
-           << ", Video: " << stats.video_memory_usage << ", DataSource: "
-           << (data_source_ ? data_source_->GetMemoryUsage() : 0)
+           << ", Video: " << stats.video_memory_usage
+           << ", DataSource: " << data_source_memory_usage
            << ", Demuxer: " << demuxer_memory_usage;
 
   const int64_t delta = current_memory_usage - last_reported_memory_usage_;
   last_reported_memory_usage_ = current_memory_usage;
   adjust_allocated_memory_cb_.Run(delta);
+
+  if (hasAudio()) {
+    UMA_HISTOGRAM_MEMORY_KB("Media.WebMediaPlayerImpl.Memory.Audio",
+                            stats.audio_memory_usage / 1024);
+  }
+  if (hasVideo()) {
+    UMA_HISTOGRAM_MEMORY_KB("Media.WebMediaPlayerImpl.Memory.Video",
+                            stats.video_memory_usage / 1024);
+  }
+  if (data_source_) {
+    UMA_HISTOGRAM_MEMORY_KB("Media.WebMediaPlayerImpl.Memory.DataSource",
+                            data_source_memory_usage / 1024);
+  }
+  if (demuxer_) {
+    UMA_HISTOGRAM_MEMORY_KB("Media.WebMediaPlayerImpl.Memory.Demuxer",
+                            demuxer_memory_usage / 1024);
+  }
 }
 
 void WebMediaPlayerImpl::ScheduleIdlePauseTimer() {
   // Only schedule the pause timer if we're playing and are suspended.
   if (paused_ || !pipeline_controller_.IsSuspended())
     return;
 
 #if defined(OS_ANDROID)
   // Remote players will be suspended and locally paused.
   if (isRemote())
@@ skipping 18 matching lines @@
     watch_time_reporter_->OnShown();
 }
 
 bool WebMediaPlayerImpl::IsHidden() const {
   DCHECK(main_task_runner_->BelongsToCurrentThread());
 
   return delegate_ && delegate_->IsHidden();
 }
 
 }  // namespace media