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/*
* Copyright (c) 2022 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_VIDEO_CODING_CODECS_TEST_VIDEO_CODEC_ANALYZER_H_
#define MODULES_VIDEO_CODING_CODECS_TEST_VIDEO_CODEC_ANALYZER_H_
#include <map>
#include <memory>
#include "absl/types/optional.h"
#include "api/sequence_checker.h"
#include "api/test/video_codec_tester.h"
#include "api/video/encoded_image.h"
#include "api/video/resolution.h"
#include "api/video/video_frame.h"
#include "modules/video_coding/codecs/test/video_codec_stats_impl.h"
#include "rtc_base/system/no_unique_address.h"
#include "rtc_base/task_queue_for_test.h"
namespace webrtc {
namespace test {
// Analyzer measures and collects metrics necessary for evaluation of video
// codec quality and performance. This class is thread-safe.
class VideoCodecAnalyzer {
public:
// An interface that provides reference frames for spatial quality analysis.
class ReferenceVideoSource {
public:
virtual ~ReferenceVideoSource() = default;
virtual VideoFrame GetFrame(uint32_t timestamp_rtp,
Resolution resolution) = 0;
};
explicit VideoCodecAnalyzer(
ReferenceVideoSource* reference_video_source = nullptr);
void StartEncode(const VideoFrame& frame);
void FinishEncode(const EncodedImage& frame);
void StartDecode(const EncodedImage& frame);
void FinishDecode(const VideoFrame& frame, int spatial_idx);
std::unique_ptr<VideoCodecStats> GetStats();
protected:
TaskQueueForTest task_queue_;
ReferenceVideoSource* const reference_video_source_;
VideoCodecStatsImpl stats_ RTC_GUARDED_BY(sequence_checker_);
// Map from RTP timestamp to frame number.
std::map<uint32_t, int> frame_num_ RTC_GUARDED_BY(sequence_checker_);
// Processed frames counter.
int num_frames_ RTC_GUARDED_BY(sequence_checker_);
RTC_NO_UNIQUE_ADDRESS SequenceChecker sequence_checker_;
};
} // namespace test
} // namespace webrtc
#endif // MODULES_VIDEO_CODING_CODECS_TEST_VIDEO_CODEC_ANALYZER_H_
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