Cast: Implemented size limiting and event filtering in EncodingEventSubscriber.

media/cast/logging/logging_defines.h

 // 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.
 
 #ifndef MEDIA_CAST_LOGGING_LOGGING_DEFINES_H_
 #define MEDIA_CAST_LOGGING_LOGGING_DEFINES_H_
 
 #include <map>
 #include <string>
 #include <vector>
 
 #include "base/time/time.h"
 
 namespace media {
 namespace cast {
 
 static const uint32 kFrameIdUnknown = 0xFFFFFFFF;
 
+typedef uint32 RtpTimestamp;
+
 struct CastLoggingConfig {
   // Constructs default config - all logging is disabled.
   CastLoggingConfig();
   ~CastLoggingConfig();
 
   bool enable_raw_data_collection;
   bool enable_stats_data_collection;
   bool enable_tracing;
 };
 
@@ skipping 38 matching lines @@
   // Receive-side packet events.
   kAudioPacketReceived,
   kVideoPacketReceived,
   kDuplicateAudioPacketReceived,
   kDuplicateVideoPacketReceived,
   kNumOfLoggingEvents,
 };
 
 std::string CastLoggingToString(CastLoggingEvent event);
 
-typedef uint32 RtpTimestamp;
+// CastLoggingEvent are classified into one of three following types.
+enum EventMediaType { AUDIO_EVENT, VIDEO_EVENT, OTHER_EVENT };
+
+EventMediaType GetEventMediaType(CastLoggingEvent event);
 
 struct FrameEvent {
   FrameEvent();
   ~FrameEvent();
 
   RtpTimestamp rtp_timestamp;
   uint32 frame_id;
   size_t size;  // Encoded size only.
 
   // Time of event logged.
@@ skipping 78 matching lines @@
 
 
 typedef std::map<CastLoggingEvent, FrameLogStats> FrameStatsMap;
 typedef std::map<CastLoggingEvent, PacketLogStats> PacketStatsMap;
 typedef std::map<CastLoggingEvent, GenericLogStats> GenericStatsMap;
 
 }  // namespace cast
 }  // namespace media
 
 #endif  // MEDIA_CAST_LOGGING_LOGGING_DEFINES_H_