109 lines
3.7 KiB
C
109 lines
3.7 KiB
C
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/*
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* Copyright 2019 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_SCENARIO_PERFORMANCE_STATS_H_
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#define TEST_SCENARIO_PERFORMANCE_STATS_H_
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#include "api/units/data_rate.h"
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#include "api/units/time_delta.h"
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#include "api/units/timestamp.h"
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#include "api/video/video_frame_buffer.h"
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#include "rtc_base/numerics/event_rate_counter.h"
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#include "rtc_base/numerics/sample_stats.h"
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namespace webrtc {
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namespace test {
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struct VideoFramePair {
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rtc::scoped_refptr<VideoFrameBuffer> captured;
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rtc::scoped_refptr<VideoFrameBuffer> decoded;
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Timestamp capture_time = Timestamp::MinusInfinity();
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Timestamp decoded_time = Timestamp::PlusInfinity();
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Timestamp render_time = Timestamp::PlusInfinity();
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// A unique identifier for the spatial/temporal layer the decoded frame
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// belongs to. Note that this does not reflect the id as defined by the
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// underlying layer setup.
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int layer_id = 0;
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int capture_id = 0;
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int decode_id = 0;
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// Indicates the repeat count for the decoded frame. Meaning that the same
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// decoded frame has matched differend captured frames.
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int repeated = 0;
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};
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struct VideoFramesStats {
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int count = 0;
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SampleStats<double> pixels;
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SampleStats<double> resolution;
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EventRateCounter frames;
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void AddFrameInfo(const VideoFrameBuffer& frame, Timestamp at_time);
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void AddStats(const VideoFramesStats& other);
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};
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struct VideoQualityStats {
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int lost_count = 0;
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int freeze_count = 0;
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VideoFramesStats capture;
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VideoFramesStats render;
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// Time from frame was captured on device to time frame was delivered from
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// decoder.
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SampleStats<TimeDelta> capture_to_decoded_delay;
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// Time from frame was captured on device to time frame was displayed on
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// device.
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SampleStats<TimeDelta> end_to_end_delay;
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// PSNR for delivered frames. Note that this might go up for a worse
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// connection due to frame dropping.
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SampleStats<double> psnr;
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// PSNR for all frames, dropped or lost frames are compared to the last
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// successfully delivered frame
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SampleStats<double> psnr_with_freeze;
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// Frames skipped between two nearest.
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SampleStats<double> skipped_between_rendered;
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// In the next 2 metrics freeze is a pause that is longer, than maximum:
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// 1. 150ms
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// 2. 3 * average time between two sequential frames.
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// Item 1 will cover high fps video and is a duration, that is noticeable by
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// human eye. Item 2 will cover low fps video like screen sharing.
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SampleStats<TimeDelta> freeze_duration;
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// Mean time between one freeze end and next freeze start.
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SampleStats<TimeDelta> time_between_freezes;
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void AddStats(const VideoQualityStats& other);
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};
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struct CollectedCallStats {
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SampleStats<DataRate> target_rate;
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SampleStats<TimeDelta> pacer_delay;
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SampleStats<TimeDelta> round_trip_time;
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SampleStats<double> memory_usage;
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};
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struct CollectedAudioReceiveStats {
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SampleStats<double> expand_rate;
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SampleStats<double> accelerate_rate;
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SampleStats<TimeDelta> jitter_buffer;
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};
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struct CollectedVideoSendStats {
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SampleStats<double> encode_frame_rate;
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SampleStats<TimeDelta> encode_time;
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SampleStats<double> encode_usage;
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SampleStats<DataRate> media_bitrate;
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SampleStats<DataRate> fec_bitrate;
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};
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struct CollectedVideoReceiveStats {
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SampleStats<TimeDelta> decode_time;
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SampleStats<TimeDelta> decode_time_max;
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SampleStats<double> decode_pixels;
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SampleStats<double> resolution;
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};
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} // namespace test
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} // namespace webrtc
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#endif // TEST_SCENARIO_PERFORMANCE_STATS_H_
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