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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 * Usage: this class will register multiple RtcpBitrateObserver's one at each | 10 * Usage: this class will register multiple RtcpBitrateObserver's one at each |
11 * RTCP module. It will aggregate the results and run one bandwidth estimation | 11 * RTCP module. It will aggregate the results and run one bandwidth estimation |
12 * and push the result to the encoders via BitrateObserver(s). | 12 * and push the result to the encoders via BitrateObserver(s). |
13 */ | 13 */ |
14 | 14 |
15 #ifndef WEBRTC_MODULES_BITRATE_CONTROLLER_INCLUDE_BITRATE_CONTROLLER_H_ | 15 #ifndef WEBRTC_MODULES_BITRATE_CONTROLLER_INCLUDE_BITRATE_CONTROLLER_H_ |
16 #define WEBRTC_MODULES_BITRATE_CONTROLLER_INCLUDE_BITRATE_CONTROLLER_H_ | 16 #define WEBRTC_MODULES_BITRATE_CONTROLLER_INCLUDE_BITRATE_CONTROLLER_H_ |
17 | 17 |
18 #include <map> | 18 #include <map> |
19 | 19 |
20 #include "webrtc/modules/include/module.h" | 20 #include "webrtc/modules/include/module.h" |
21 #include "webrtc/modules/rtp_rtcp/include/rtp_rtcp_defines.h" | 21 #include "webrtc/modules/rtp_rtcp/include/rtp_rtcp_defines.h" |
22 | 22 |
23 namespace webrtc { | 23 namespace webrtc { |
24 | 24 |
25 class CriticalSectionWrapper; | 25 class CriticalSectionWrapper; |
| 26 class RtcEventLog; |
26 struct PacketInfo; | 27 struct PacketInfo; |
27 | 28 |
28 class BitrateObserver { | 29 class BitrateObserver { |
29 // Observer class for bitrate changes announced due to change in bandwidth | 30 // Observer class for bitrate changes announced due to change in bandwidth |
30 // estimate or due to bitrate allocation changes. Fraction loss and rtt is | 31 // estimate or due to bitrate allocation changes. Fraction loss and rtt is |
31 // also part of this callback to allow the obsevrer to optimize its settings | 32 // also part of this callback to allow the obsevrer to optimize its settings |
32 // for different types of network environments. The bitrate does not include | 33 // for different types of network environments. The bitrate does not include |
33 // packet headers and is measured in bits per second. | 34 // packet headers and is measured in bits per second. |
34 public: | 35 public: |
35 virtual void OnNetworkChanged(uint32_t bitrate_bps, | 36 virtual void OnNetworkChanged(uint32_t bitrate_bps, |
(...skipping 13 matching lines...) Expand all Loading... |
49 | 50 |
50 static BitrateController* CreateBitrateController(Clock* clock, | 51 static BitrateController* CreateBitrateController(Clock* clock, |
51 BitrateObserver* observer); | 52 BitrateObserver* observer); |
52 virtual ~BitrateController() {} | 53 virtual ~BitrateController() {} |
53 | 54 |
54 virtual RtcpBandwidthObserver* CreateRtcpBandwidthObserver() = 0; | 55 virtual RtcpBandwidthObserver* CreateRtcpBandwidthObserver() = 0; |
55 | 56 |
56 virtual void SetStartBitrate(int start_bitrate_bps) = 0; | 57 virtual void SetStartBitrate(int start_bitrate_bps) = 0; |
57 virtual void SetMinMaxBitrate(int min_bitrate_bps, int max_bitrate_bps) = 0; | 58 virtual void SetMinMaxBitrate(int min_bitrate_bps, int max_bitrate_bps) = 0; |
58 | 59 |
| 60 virtual void SetEventLog(RtcEventLog* event_log) = 0; |
| 61 |
59 // Gets the available payload bandwidth in bits per second. Note that | 62 // Gets the available payload bandwidth in bits per second. Note that |
60 // this bandwidth excludes packet headers. | 63 // this bandwidth excludes packet headers. |
61 virtual bool AvailableBandwidth(uint32_t* bandwidth) const = 0; | 64 virtual bool AvailableBandwidth(uint32_t* bandwidth) const = 0; |
62 | 65 |
63 virtual void SetReservedBitrate(uint32_t reserved_bitrate_bps) = 0; | 66 virtual void SetReservedBitrate(uint32_t reserved_bitrate_bps) = 0; |
64 }; | 67 }; |
65 } // namespace webrtc | 68 } // namespace webrtc |
66 #endif // WEBRTC_MODULES_BITRATE_CONTROLLER_INCLUDE_BITRATE_CONTROLLER_H_ | 69 #endif // WEBRTC_MODULES_BITRATE_CONTROLLER_INCLUDE_BITRATE_CONTROLLER_H_ |
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