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cde5354729
This CL implements {,Logging}DelayVariationCalculator, whose purpose is to calculate simple inter-arrival metrics for a sequence of RTP frames. Uses could include RtcEventLog analysis and ad hoc testing.
Want lgtm: asapersson
Bug: webrtc:15213
Change-Id: I3f9d13a2c4fa66b6f1229c1b6fcd66a6911070de
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/306741
Commit-Queue: Rasmus Brandt <brandtr@webrtc.org>
Reviewed-by: Åsa Persson <asapersson@webrtc.org>
Reviewed-by: Jeremy Leconte <jleconte@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#40247}
53 lines
1.7 KiB
C++
53 lines
1.7 KiB
C++
/*
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* Copyright (c) 2023 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef TEST_JITTER_LOGGING_DELAY_VARIATION_CALCULATOR_H_
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#define TEST_JITTER_LOGGING_DELAY_VARIATION_CALCULATOR_H_
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#include <string>
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#include "absl/strings/string_view.h"
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#include "api/test/metrics/global_metrics_logger_and_exporter.h"
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#include "api/units/data_size.h"
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#include "test/jitter/delay_variation_calculator.h"
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namespace webrtc {
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namespace test {
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// This class logs the results from a `DelayVariationCalculator`
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// to a metrics logger. For ease of integration, logging happens at
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// object destruction.
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class LoggingDelayVariationCalculator {
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public:
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LoggingDelayVariationCalculator(
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absl::string_view log_type,
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DefaultMetricsLogger* logger = GetGlobalMetricsLogger())
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: log_type_(log_type), logger_(logger) {}
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~LoggingDelayVariationCalculator() { LogMetrics(); }
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void Insert(uint32_t rtp_timestamp,
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Timestamp arrival_time,
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DataSize size,
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absl::optional<int> spatial_layer = absl::nullopt,
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absl::optional<int> temporal_layer = absl::nullopt,
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absl::optional<VideoFrameType> frame_type = absl::nullopt);
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private:
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void LogMetrics() const;
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const std::string log_type_;
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DefaultMetricsLogger* const logger_;
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DelayVariationCalculator calc_;
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};
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} // namespace test
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} // namespace webrtc
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#endif // TEST_JITTER_LOGGING_DELAY_VARIATION_CALCULATOR_H_
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