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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 | |
5 #ifndef MEDIA_CAST_RTP_RECEIVER_RECEIVER_STATS_H_ | |
6 #define MEDIA_CAST_RTP_RECEIVER_RECEIVER_STATS_H_ | |
7 | |
8 #include "base/time/tick_clock.h" | |
9 #include "base/time/time.h" | |
10 #include "media/cast/rtcp/rtcp.h" | |
11 #include "media/cast/rtp_receiver/rtp_receiver_defines.h" | |
12 | |
13 namespace media { | |
14 namespace cast { | |
15 | |
16 class ReceiverStats : public RtpReceiverStatistics { | |
17 public: | |
18 explicit ReceiverStats(base::TickClock* clock); | |
19 virtual ~ReceiverStats() OVERRIDE; | |
20 | |
21 virtual void GetStatistics(uint8* fraction_lost, | |
22 uint32* cumulative_lost, // 24 bits valid. | |
23 uint32* extended_high_sequence_number, | |
24 uint32* jitter) OVERRIDE; | |
25 void UpdateStatistics(const RtpCastHeader& header); | |
26 | |
27 private: | |
28 base::TickClock* const clock_; // Not owned by this class. | |
29 | |
30 // Global metrics. | |
31 uint16 min_sequence_number_; | |
32 uint16 max_sequence_number_; | |
33 uint32 total_number_packets_; | |
34 uint16 sequence_number_cycles_; | |
35 base::TimeDelta last_received_timestamp_; | |
36 base::TimeTicks last_received_packet_time_; | |
37 base::TimeDelta jitter_; | |
38 | |
39 // Intermediate metrics - between RTCP reports. | |
40 int interval_min_sequence_number_; | |
41 int interval_number_packets_; | |
42 int interval_wrap_count_; | |
43 | |
44 DISALLOW_COPY_AND_ASSIGN(ReceiverStats); | |
45 }; | |
46 | |
47 } // namespace cast | |
48 } // namespace media | |
49 | |
50 #endif // MEDIA_CAST_RTP_RECEIVER_RECEIVER_STATS_H_ | |
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