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1 /* | 1 /* |
2 * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved. | 2 * Copyright (c) 2016 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 |
11 #include "webrtc/modules/audio_coding/audio_network_adaptor/dtx_controller.h" | 11 #include "webrtc/modules/audio_coding/audio_network_adaptor/dtx_controller.h" |
12 #include "webrtc/base/checks.h" | 12 #include "webrtc/base/checks.h" |
13 | 13 |
14 namespace webrtc { | 14 namespace webrtc { |
15 | 15 |
16 DtxController::Config::Config(bool initial_dtx_enabled, | 16 DtxController::Config::Config(bool initial_dtx_enabled, |
17 int dtx_enabling_bandwidth_bps, | 17 int dtx_enabling_bandwidth_bps, |
18 int dtx_disabling_bandwidth_bps) | 18 int dtx_disabling_bandwidth_bps) |
19 : initial_dtx_enabled(initial_dtx_enabled), | 19 : initial_dtx_enabled(initial_dtx_enabled), |
20 dtx_enabling_bandwidth_bps(dtx_enabling_bandwidth_bps), | 20 dtx_enabling_bandwidth_bps(dtx_enabling_bandwidth_bps), |
21 dtx_disabling_bandwidth_bps(dtx_disabling_bandwidth_bps) {} | 21 dtx_disabling_bandwidth_bps(dtx_disabling_bandwidth_bps) {} |
22 | 22 |
23 DtxController::DtxController(const Config& config) | 23 DtxController::DtxController(const Config& config) |
24 : config_(config), dtx_enabled_(config_.initial_dtx_enabled) {} | 24 : config_(config), dtx_enabled_(config_.initial_dtx_enabled) {} |
25 | 25 |
| 26 DtxController::~DtxController() = default; |
| 27 |
| 28 void DtxController::UpdateNetworkMetrics( |
| 29 const NetworkMetrics& network_metrics) { |
| 30 if (network_metrics.uplink_bandwidth_bps) |
| 31 uplink_bandwidth_bps_ = network_metrics.uplink_bandwidth_bps; |
| 32 } |
| 33 |
26 void DtxController::MakeDecision( | 34 void DtxController::MakeDecision( |
27 const NetworkMetrics& metrics, | |
28 AudioNetworkAdaptor::EncoderRuntimeConfig* config) { | 35 AudioNetworkAdaptor::EncoderRuntimeConfig* config) { |
29 // Decision on |enable_dtx| should not have been made. | 36 // Decision on |enable_dtx| should not have been made. |
30 RTC_DCHECK(!config->enable_dtx); | 37 RTC_DCHECK(!config->enable_dtx); |
31 | 38 |
32 if (metrics.uplink_bandwidth_bps) { | 39 if (uplink_bandwidth_bps_) { |
33 if (dtx_enabled_ && | 40 if (dtx_enabled_ && |
34 *metrics.uplink_bandwidth_bps >= config_.dtx_disabling_bandwidth_bps) { | 41 *uplink_bandwidth_bps_ >= config_.dtx_disabling_bandwidth_bps) { |
35 dtx_enabled_ = false; | 42 dtx_enabled_ = false; |
36 } else if (!dtx_enabled_ && | 43 } else if (!dtx_enabled_ && |
37 *metrics.uplink_bandwidth_bps <= | 44 *uplink_bandwidth_bps_ <= config_.dtx_enabling_bandwidth_bps) { |
38 config_.dtx_enabling_bandwidth_bps) { | |
39 dtx_enabled_ = true; | 45 dtx_enabled_ = true; |
40 } | 46 } |
41 } | 47 } |
42 config->enable_dtx = rtc::Optional<bool>(dtx_enabled_); | 48 config->enable_dtx = rtc::Optional<bool>(dtx_enabled_); |
43 } | 49 } |
44 | 50 |
45 } // namespace webrtc | 51 } // namespace webrtc |
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