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1 /* | 1 /* |
2 * Copyright (c) 2012 The WebRTC project authors. All Rights Reserved. | 2 * Copyright (c) 2012 The WebRTC project authors. All Rights Reserved. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license | 4 * Use of this source code is governed by a BSD-style license |
5 * that can be found in the LICENSE file in the root of the source | 5 * that can be found in the LICENSE file in the root of the source |
6 * tree. An additional intellectual property rights grant can be found | 6 * tree. An additional intellectual property rights grant can be found |
7 * in the file PATENTS. All contributing project authors may | 7 * in the file PATENTS. All contributing project authors may |
8 * be found in the AUTHORS file in the root of the source tree. | 8 * be found in the AUTHORS file in the root of the source tree. |
9 */ | 9 */ |
10 | 10 |
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22 #include "webrtc/modules/remote_bitrate_estimator/remote_estimator_proxy.h" | 22 #include "webrtc/modules/remote_bitrate_estimator/remote_estimator_proxy.h" |
23 #include "webrtc/modules/remote_bitrate_estimator/transport_feedback_adapter.h" | 23 #include "webrtc/modules/remote_bitrate_estimator/transport_feedback_adapter.h" |
24 | 24 |
25 namespace rtc { | 25 namespace rtc { |
26 struct SentPacket; | 26 struct SentPacket; |
27 } | 27 } |
28 | 28 |
29 namespace webrtc { | 29 namespace webrtc { |
30 | 30 |
31 class BitrateController; | 31 class BitrateController; |
32 class BitrateObserver; | |
33 class Clock; | 32 class Clock; |
34 class ProcessThread; | 33 class ProcessThread; |
35 class RemoteBitrateEstimator; | 34 class RemoteBitrateEstimator; |
36 class RemoteBitrateObserver; | 35 class RemoteBitrateObserver; |
| 36 class RtcEventLog; |
37 class TransportFeedbackObserver; | 37 class TransportFeedbackObserver; |
38 | 38 |
39 class CongestionController : public CallStatsObserver, public Module { | 39 class CongestionController : public CallStatsObserver, public Module { |
40 public: | 40 public: |
41 // Observer class for bitrate changes announced due to change in bandwidth | 41 // Observer class for bitrate changes announced due to change in bandwidth |
42 // estimate or due to that the send pacer is full. Fraction loss and rtt is | 42 // estimate or due to that the send pacer is full. Fraction loss and rtt is |
43 // also part of this callback to allow the observer to optimize its settings | 43 // also part of this callback to allow the observer to optimize its settings |
44 // for different types of network environments. The bitrate does not include | 44 // for different types of network environments. The bitrate does not include |
45 // packet headers and is measured in bits per second. | 45 // packet headers and is measured in bits per second. |
46 class Observer { | 46 class Observer { |
47 public: | 47 public: |
48 virtual void OnNetworkChanged(uint32_t bitrate_bps, | 48 virtual void OnNetworkChanged(uint32_t bitrate_bps, |
49 uint8_t fraction_loss, // 0 - 255. | 49 uint8_t fraction_loss, // 0 - 255. |
50 int64_t rtt_ms) = 0; | 50 int64_t rtt_ms) = 0; |
51 | 51 |
52 protected: | 52 protected: |
53 virtual ~Observer() {} | 53 virtual ~Observer() {} |
54 }; | 54 }; |
55 // Deprecated | |
56 // TODO(perkj): Remove once no other clients use this ctor. | |
57 CongestionController(Clock* clock, | |
58 BitrateObserver* bitrate_observer, | |
59 RemoteBitrateObserver* remote_bitrate_observer); | |
60 CongestionController(Clock* clock, | |
61 Observer* observer, | |
62 RemoteBitrateObserver* remote_bitrate_observer); | |
63 CongestionController(Clock* clock, | 55 CongestionController(Clock* clock, |
64 Observer* observer, | 56 Observer* observer, |
65 RemoteBitrateObserver* remote_bitrate_observer, | 57 RemoteBitrateObserver* remote_bitrate_observer, |
| 58 RtcEventLog* event_log); |
| 59 CongestionController(Clock* clock, |
| 60 Observer* observer, |
| 61 RemoteBitrateObserver* remote_bitrate_observer, |
| 62 RtcEventLog* event_log, |
66 std::unique_ptr<PacketRouter> packet_router, | 63 std::unique_ptr<PacketRouter> packet_router, |
67 std::unique_ptr<PacedSender> pacer); | 64 std::unique_ptr<PacedSender> pacer); |
68 virtual ~CongestionController(); | 65 virtual ~CongestionController(); |
69 | 66 |
70 virtual void SetBweBitrates(int min_bitrate_bps, | 67 virtual void SetBweBitrates(int min_bitrate_bps, |
71 int start_bitrate_bps, | 68 int start_bitrate_bps, |
72 int max_bitrate_bps); | 69 int max_bitrate_bps); |
73 // Resets both the BWE state and the bitrate estimator. Note the first | 70 // Resets both the BWE state and the bitrate estimator. Note the first |
74 // argument is the bitrate_bps. | 71 // argument is the bitrate_bps. |
75 virtual void ResetBweAndBitrates(int bitrate_bps, | 72 virtual void ResetBweAndBitrates(int bitrate_bps, |
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129 uint8_t last_reported_fraction_loss_ GUARDED_BY(critsect_); | 126 uint8_t last_reported_fraction_loss_ GUARDED_BY(critsect_); |
130 int64_t last_reported_rtt_ GUARDED_BY(critsect_); | 127 int64_t last_reported_rtt_ GUARDED_BY(critsect_); |
131 NetworkState network_state_ GUARDED_BY(critsect_); | 128 NetworkState network_state_ GUARDED_BY(critsect_); |
132 | 129 |
133 RTC_DISALLOW_IMPLICIT_CONSTRUCTORS(CongestionController); | 130 RTC_DISALLOW_IMPLICIT_CONSTRUCTORS(CongestionController); |
134 }; | 131 }; |
135 | 132 |
136 } // namespace webrtc | 133 } // namespace webrtc |
137 | 134 |
138 #endif // WEBRTC_MODULES_CONGESTION_CONTROLLER_INCLUDE_CONGESTION_CONTROLLER_H_ | 135 #endif // WEBRTC_MODULES_CONGESTION_CONTROLLER_INCLUDE_CONGESTION_CONTROLLER_H_ |
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