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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef MEDIA_CAST_CONGESTION_CONTROL_CONGESTION_CONTROL_H_ | 5 #ifndef MEDIA_CAST_CONGESTION_CONTROL_CONGESTION_CONTROL_H_ |
6 #define MEDIA_CAST_CONGESTION_CONTROL_CONGESTION_CONTROL_H_ | 6 #define MEDIA_CAST_CONGESTION_CONTROL_CONGESTION_CONTROL_H_ |
7 | 7 |
8 #include "base/basictypes.h" | 8 #include "base/basictypes.h" |
9 #include "base/memory/scoped_ptr.h" | 9 #include "base/memory/scoped_ptr.h" |
10 #include "base/time/default_tick_clock.h" | 10 #include "base/time/default_tick_clock.h" |
11 #include "base/time/tick_clock.h" | 11 #include "base/time/tick_clock.h" |
12 #include "base/time/time.h" | 12 #include "base/time/time.h" |
13 | 13 |
14 namespace media { | 14 namespace media { |
15 namespace cast { | 15 namespace cast { |
16 | 16 |
17 class CongestionControl { | 17 class CongestionControl { |
18 public: | 18 public: |
19 CongestionControl(float congestion_control_back_off, | 19 CongestionControl(float congestion_control_back_off, |
20 uint32 max_bitrate_configured, | 20 uint32 max_bitrate_configured, |
21 uint32 min_bitrate_configured, | 21 uint32 min_bitrate_configured, |
22 uint32 start_bitrate); | 22 uint32 start_bitrate); |
23 | 23 |
24 virtual ~CongestionControl() {} | 24 virtual ~CongestionControl(); |
25 | 25 |
26 // Don't call OnAck if the same message contain a NACK. | 26 // Don't call OnAck if the same message contain a NACK. |
27 // Returns true if the bitrate have changed. | 27 // Returns true if the bitrate have changed. |
28 bool OnAck(base::TimeDelta rtt_ms, uint32* new_bitrate); | 28 bool OnAck(base::TimeDelta rtt_ms, uint32* new_bitrate); |
29 | 29 |
30 // Returns true if the bitrate have changed. | 30 // Returns true if the bitrate have changed. |
31 bool OnNack(base::TimeDelta rtt_ms, uint32* new_bitrate); | 31 bool OnNack(base::TimeDelta rtt_ms, uint32* new_bitrate); |
32 | 32 |
33 void set_clock(base::TickClock* clock) { | 33 void set_clock(base::TickClock* clock) { |
34 clock_ = clock; | 34 clock_ = clock; |
(...skipping 10 matching lines...) Expand all Loading... |
45 scoped_ptr<base::TickClock> default_tick_clock_; | 45 scoped_ptr<base::TickClock> default_tick_clock_; |
46 base::TickClock* clock_; | 46 base::TickClock* clock_; |
47 | 47 |
48 DISALLOW_COPY_AND_ASSIGN(CongestionControl); | 48 DISALLOW_COPY_AND_ASSIGN(CongestionControl); |
49 }; | 49 }; |
50 | 50 |
51 } // namespace cast | 51 } // namespace cast |
52 } // namespace media | 52 } // namespace media |
53 | 53 |
54 #endif // MEDIA_CAST_CONGESTION_CONTROL_CONGESTION_CONTROL_H_ | 54 #endif // MEDIA_CAST_CONGESTION_CONTROL_CONGESTION_CONTROL_H_ |
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