1 /* 2 * Copyright (c) 2019 The WebRTC project authors. All Rights Reserved. 3 * 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 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11 #include "rtc_base/experiments/keyframe_interval_settings.h" 12 13 #include "api/transport/field_trial_based_config.h" 14 15 namespace webrtc { 16 17 namespace { 18 19 constexpr char kFieldTrialName[] = "WebRTC-KeyframeInterval"; 20 21 } // namespace 22 KeyframeIntervalSettings(const WebRtcKeyValueConfig * const key_value_config)23KeyframeIntervalSettings::KeyframeIntervalSettings( 24 const WebRtcKeyValueConfig* const key_value_config) 25 : min_keyframe_send_interval_ms_("min_keyframe_send_interval_ms"), 26 max_wait_for_keyframe_ms_("max_wait_for_keyframe_ms"), 27 max_wait_for_frame_ms_("max_wait_for_frame_ms") { 28 ParseFieldTrial({&min_keyframe_send_interval_ms_, &max_wait_for_keyframe_ms_, 29 &max_wait_for_frame_ms_}, 30 key_value_config->Lookup(kFieldTrialName)); 31 } 32 ParseFromFieldTrials()33KeyframeIntervalSettings KeyframeIntervalSettings::ParseFromFieldTrials() { 34 FieldTrialBasedConfig field_trial_config; 35 return KeyframeIntervalSettings(&field_trial_config); 36 } 37 MinKeyframeSendIntervalMs() const38absl::optional<int> KeyframeIntervalSettings::MinKeyframeSendIntervalMs() 39 const { 40 return min_keyframe_send_interval_ms_.GetOptional(); 41 } 42 MaxWaitForKeyframeMs() const43absl::optional<int> KeyframeIntervalSettings::MaxWaitForKeyframeMs() const { 44 return max_wait_for_keyframe_ms_.GetOptional(); 45 } 46 MaxWaitForFrameMs() const47absl::optional<int> KeyframeIntervalSettings::MaxWaitForFrameMs() const { 48 return max_wait_for_frame_ms_.GetOptional(); 49 } 50 51 } // namespace webrtc 52