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1 // Copyright 2013 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4 #ifndef MEDIA_CAST_LOGGING_LOGGING_IMPL_H_
5 #define MEDIA_CAST_LOGGING_LOGGING_IMPL_H_
6 
7 // Generic class that handles event logging for the cast library.
8 // Logging has three possible optional forms:
9 // 1. Raw data and stats accessible by the application.
10 // 2. Tracing of raw events.
11 
12 #include "base/memory/ref_counted.h"
13 #include "base/threading/thread_checker.h"
14 #include "media/cast/cast_config.h"
15 #include "media/cast/logging/logging_defines.h"
16 #include "media/cast/logging/logging_raw.h"
17 
18 namespace media {
19 namespace cast {
20 
21 class LoggingImpl {
22  public:
23   LoggingImpl();
24   ~LoggingImpl();
25 
26   // Note: All methods below should be called from the same thread.
27 
28   void InsertFrameEvent(const base::TimeTicks& time_of_event,
29                         CastLoggingEvent event, EventMediaType event_media_type,
30                         uint32 rtp_timestamp, uint32 frame_id);
31 
32   void InsertEncodedFrameEvent(const base::TimeTicks& time_of_event,
33                                CastLoggingEvent event,
34                                EventMediaType event_media_type,
35                                uint32 rtp_timestamp, uint32 frame_id,
36                                int frame_size, bool key_frame,
37                                int target_bitrate);
38 
39   void InsertFrameEventWithDelay(const base::TimeTicks& time_of_event,
40                                  CastLoggingEvent event,
41                                  EventMediaType event_media_type,
42                                  uint32 rtp_timestamp, uint32 frame_id,
43                                  base::TimeDelta delay);
44 
45   void InsertSinglePacketEvent(const base::TimeTicks& time_of_event,
46                                CastLoggingEvent event,
47                                EventMediaType event_media_type,
48                                const Packet& packet);
49 
50   void InsertPacketListEvent(const base::TimeTicks& time_of_event,
51                              CastLoggingEvent event,
52                              EventMediaType event_media_type,
53                              const PacketList& packets);
54 
55   void InsertPacketEvent(const base::TimeTicks& time_of_event,
56                          CastLoggingEvent event,
57                          EventMediaType event_media_type, uint32 rtp_timestamp,
58                          uint32 frame_id, uint16 packet_id,
59                          uint16 max_packet_id, size_t size);
60 
61   // Delegates to |LoggingRaw::AddRawEventSubscriber()|.
62   void AddRawEventSubscriber(RawEventSubscriber* subscriber);
63 
64   // Delegates to |LoggingRaw::RemoveRawEventSubscriber()|.
65   void RemoveRawEventSubscriber(RawEventSubscriber* subscriber);
66 
67  private:
68   base::ThreadChecker thread_checker_;
69   LoggingRaw raw_;
70 
71   DISALLOW_COPY_AND_ASSIGN(LoggingImpl);
72 };
73 
74 }  // namespace cast
75 }  // namespace media
76 
77 #endif  // MEDIA_CAST_LOGGING_LOGGING_IMPL_H_
78