chromium/third_party/webrtc/test/pc/e2e/analyzer/video/default_video_quality_analyzer_shared_objects.h

/*
 *  Copyright (c) 2021 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 TEST_PC_E2E_ANALYZER_VIDEO_DEFAULT_VIDEO_QUALITY_ANALYZER_SHARED_OBJECTS_H_
#define TEST_PC_E2E_ANALYZER_VIDEO_DEFAULT_VIDEO_QUALITY_ANALYZER_SHARED_OBJECTS_H_

#include <cstdint>
#include <map>
#include <memory>
#include <ostream>
#include <set>
#include <string>
#include <utility>
#include <vector>

#include "absl/types/optional.h"
#include "api/numerics/samples_stats_counter.h"
#include "api/units/time_delta.h"
#include "api/units/timestamp.h"
#include "rtc_base/strings/string_builder.h"

namespace webrtc {

// WebRTC will request a key frame after 3 seconds if no frames were received.
// Uses 3x time to account for possible freezes which we still want to account.
constexpr TimeDelta kDefaultMaxFramesStorageDuration = …;

class SamplesRateCounter { … };

struct FrameCounters { … };

// Contains information about the codec that was used for encoding or decoding
// the stream.
struct StreamCodecInfo { … };

std::ostream& operator<<(std::ostream& os, const StreamCodecInfo& state);
rtc::StringBuilder& operator<<(rtc::StringBuilder& sb,
                               const StreamCodecInfo& state);
bool operator==(const StreamCodecInfo& a, const StreamCodecInfo& b);

// Represents phases where video frame can be dropped and such drop will be
// detected by analyzer.
enum class FrameDropPhase : int { … };

std::string ToString(FrameDropPhase phase);
std::ostream& operator<<(std::ostream& os, FrameDropPhase phase);
rtc::StringBuilder& operator<<(rtc::StringBuilder& sb, FrameDropPhase phase);

struct StreamStats { … };

struct AnalyzerStats { … };

struct StatsKey { … };

// Required to use StatsKey as std::map key.
bool operator<(const StatsKey& a, const StatsKey& b);
bool operator==(const StatsKey& a, const StatsKey& b);

// Contains all metadata related to the video streams that were seen by the
// video analyzer.
class VideoStreamsInfo { … };

struct DefaultVideoQualityAnalyzerOptions { … };

}  // namespace webrtc

#endif  // TEST_PC_E2E_ANALYZER_VIDEO_DEFAULT_VIDEO_QUALITY_ANALYZER_SHARED_OBJECTS_H_