Index: media/cast/logging/stats_serializer.cc |
diff --git a/media/cast/logging/stats_serializer.cc b/media/cast/logging/stats_serializer.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..d7c5a7f67c631c1f7a650ca9e7ff3f41e0eb1bb4 |
--- /dev/null |
+++ b/media/cast/logging/stats_serializer.cc |
@@ -0,0 +1,74 @@ |
+// Copyright 2014 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/cast/logging/stats_serializer.h" |
+ |
+#include "base/json/json_writer.h" |
+#include "base/values.h" |
+ |
+namespace media { |
+namespace cast { |
+ |
+// Writes stats provided in |frame_stats_map| and |packet_stats_map| in JSON |
+// format to |out|. See the .cc file for format. |
+bool SerializeStats(const FrameStatsMap& frame_stats_map, |
+ const PacketStatsMap& packet_stats_map, |
+ std::string* out) { |
+ scoped_ptr<base::DictionaryValue> overall_stats(new base::DictionaryValue); |
+ |
+ scoped_ptr<base::DictionaryValue> overall_frame_stats( |
+ new base::DictionaryValue); |
+ for (FrameStatsMap::const_iterator it = frame_stats_map.begin(); |
+ it != frame_stats_map.end(); |
+ ++it) { |
+ scoped_ptr<base::DictionaryValue> frame_stats(new base::DictionaryValue); |
+ |
+ frame_stats->SetDouble("firstEventTime", |
+ it->second.first_event_time.ToInternalValue()); |
+ frame_stats->SetDouble("lastEventTime", |
+ it->second.last_event_time.ToInternalValue()); |
+ frame_stats->SetInteger("count", it->second.event_counter); |
+ frame_stats->SetInteger("sizeTotal", it->second.sum_size); |
+ frame_stats->SetInteger("minDelayMs", |
+ it->second.min_delay.InMilliseconds()); |
+ frame_stats->SetInteger("maxDelayMs", |
+ it->second.max_delay.InMilliseconds()); |
+ frame_stats->SetInteger("sumDelayMs", |
+ it->second.sum_delay.InMilliseconds()); |
+ |
+ // This might be wrong because frame_stats is local? |
+ overall_frame_stats->Set(CastLoggingToString(it->first), |
+ frame_stats.release()); |
+ } |
+ |
+ overall_stats->Set("frameStats", overall_frame_stats.release()); |
+ |
+ scoped_ptr<base::DictionaryValue> overall_packet_stats( |
+ new base::DictionaryValue); |
+ for (PacketStatsMap::const_iterator it = packet_stats_map.begin(); |
+ it != packet_stats_map.end(); |
+ ++it) { |
+ scoped_ptr<base::DictionaryValue> packet_stats(new base::DictionaryValue); |
+ |
+ packet_stats->SetDouble("firstEventTime", |
+ it->second.first_event_time.ToInternalValue()); |
+ packet_stats->SetDouble("lastEventTime", |
+ it->second.last_event_time.ToInternalValue()); |
+ packet_stats->SetDouble("lastEventTime", |
+ it->second.last_event_time.ToInternalValue()); |
+ packet_stats->SetInteger("count", it->second.event_counter); |
+ packet_stats->SetInteger("sizeTotal", it->second.sum_size); |
+ |
+ // This might be wrong? |
+ overall_packet_stats->Set(CastLoggingToString(it->first), |
+ packet_stats.release()); |
+ } |
+ |
+ overall_stats->Set("packetStats", overall_packet_stats.release()); |
+ |
+ return base::JSONWriter::Write(overall_stats.get(), out); |
+} |
+ |
+} // namespace cast |
+} // namespace media |