render_delay_controller_metrics.h (1568B)
1 /* 2 * Copyright (c) 2017 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 #ifndef MODULES_AUDIO_PROCESSING_AEC3_RENDER_DELAY_CONTROLLER_METRICS_H_ 12 #define MODULES_AUDIO_PROCESSING_AEC3_RENDER_DELAY_CONTROLLER_METRICS_H_ 13 14 #include <stddef.h> 15 16 #include <optional> 17 18 #include "modules/audio_processing/aec3/clockdrift_detector.h" 19 20 namespace webrtc { 21 22 // Handles the reporting of metrics for the render delay controller. 23 class RenderDelayControllerMetrics { 24 public: 25 RenderDelayControllerMetrics(); 26 27 RenderDelayControllerMetrics(const RenderDelayControllerMetrics&) = delete; 28 RenderDelayControllerMetrics& operator=(const RenderDelayControllerMetrics&) = 29 delete; 30 31 // Updates the metric with new data. 32 void Update(std::optional<size_t> delay_samples, 33 std::optional<size_t> buffer_delay_blocks, 34 ClockdriftDetector::Level clockdrift); 35 36 private: 37 // Resets the metrics. 38 void ResetMetrics(); 39 40 size_t delay_blocks_ = 0; 41 int reliable_delay_estimate_counter_ = 0; 42 int delay_change_counter_ = 0; 43 int call_counter_ = 0; 44 int initial_call_counter_ = 0; 45 bool initial_update = true; 46 }; 47 48 } // namespace webrtc 49 50 #endif // MODULES_AUDIO_PROCESSING_AEC3_RENDER_DELAY_CONTROLLER_METRICS_H_