mirror of
https://github.com/mollyim/webrtc.git
synced 2025-05-14 14:20:45 +01:00
92ea95e34a
In https://webrtc-review.googlesource.com/c/src/+/1560 we moved WebRTC from src/webrtc to src/ (in order to preserve an healthy git history). This CL takes care of fixing header guards, #include paths, etc... NOPRESUBMIT=true NOTREECHECKS=true NOTRY=true TBR=tommi@webrtc.org Bug: chromium:611808 Change-Id: Iea91618212bee0af16aa3f05071eab8f93706578 Reviewed-on: https://webrtc-review.googlesource.com/1561 Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org> Reviewed-by: Henrik Kjellander <kjellander@webrtc.org> Commit-Queue: Mirko Bonadei <mbonadei@webrtc.org> Cr-Commit-Position: refs/heads/master@{#19846}
77 lines
2.4 KiB
C++
77 lines
2.4 KiB
C++
/*
|
|
* Copyright (c) 2017 The WebRTC project authors. All Rights Reserved.
|
|
*
|
|
* Use of this source code is governed by a BSD-style license
|
|
* that can be found in the LICENSE file in the root of the source
|
|
* tree. An additional intellectual property rights grant can be found
|
|
* in the file PATENTS. All contributing project authors may
|
|
* be found in the AUTHORS file in the root of the source tree.
|
|
*/
|
|
|
|
#ifndef MODULES_AUDIO_PROCESSING_AEC3_ECHO_REMOVER_METRICS_H_
|
|
#define MODULES_AUDIO_PROCESSING_AEC3_ECHO_REMOVER_METRICS_H_
|
|
|
|
#include "modules/audio_processing/aec3/aec_state.h"
|
|
#include "rtc_base/constructormagic.h"
|
|
|
|
namespace webrtc {
|
|
|
|
// Handles the reporting of metrics for the echo remover.
|
|
class EchoRemoverMetrics {
|
|
public:
|
|
struct DbMetric {
|
|
DbMetric();
|
|
DbMetric(float sum_value, float floor_value, float ceil_value);
|
|
void Update(float value);
|
|
float sum_value;
|
|
float floor_value;
|
|
float ceil_value;
|
|
};
|
|
|
|
EchoRemoverMetrics();
|
|
|
|
// Updates the metric with new data.
|
|
void Update(
|
|
const AecState& aec_state,
|
|
const std::array<float, kFftLengthBy2Plus1>& comfort_noise_spectrum,
|
|
const std::array<float, kFftLengthBy2Plus1>& suppressor_gain);
|
|
|
|
// Returns true if the metrics have just been reported, otherwise false.
|
|
bool MetricsReported() { return metrics_reported_; }
|
|
|
|
private:
|
|
// Resets the metrics.
|
|
void ResetMetrics();
|
|
|
|
int block_counter_ = 0;
|
|
std::array<DbMetric, 2> erl_;
|
|
std::array<DbMetric, 2> erle_;
|
|
std::array<DbMetric, 2> comfort_noise_;
|
|
std::array<DbMetric, 2> suppressor_gain_;
|
|
int active_render_count_ = 0;
|
|
bool saturated_capture_ = false;
|
|
bool metrics_reported_ = false;
|
|
|
|
RTC_DISALLOW_COPY_AND_ASSIGN(EchoRemoverMetrics);
|
|
};
|
|
|
|
namespace aec3 {
|
|
|
|
// Updates a banded metric of type DbMetric with the values in the supplied
|
|
// array.
|
|
void UpdateDbMetric(const std::array<float, kFftLengthBy2Plus1>& value,
|
|
std::array<EchoRemoverMetrics::DbMetric, 2>* statistic);
|
|
|
|
// Transforms a DbMetric from the linear domain into the logarithmic domain.
|
|
int TransformDbMetricForReporting(bool negate,
|
|
float min_value,
|
|
float max_value,
|
|
float offset,
|
|
float scaling,
|
|
float value);
|
|
|
|
} // namespace aec3
|
|
|
|
} // namespace webrtc
|
|
|
|
#endif // MODULES_AUDIO_PROCESSING_AEC3_ECHO_REMOVER_METRICS_H_
|