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/*
* Copyright (c) 2011 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_STATS_H_
#define MODULES_VIDEO_CODING_CODECS_TEST_STATS_H_
#include <vector>
#include "common_types.h" // NOLINT(build/include)
namespace webrtc {
namespace test {
// Statistics for one processed frame.
struct FrameStatistic {
explicit FrameStatistic(int frame_number) : frame_number(frame_number) {}
const int frame_number = 0;
// Encoding.
int64_t encode_start_ns = 0;
int encode_return_code = 0;
bool encoding_successful = false;
int encode_time_us = 0;
int bitrate_kbps = 0;
size_t encoded_frame_size_bytes = 0;
webrtc::FrameType frame_type = kVideoFrameDelta;
// H264 specific.
rtc::Optional<size_t> max_nalu_length;
// Decoding.
int64_t decode_start_ns = 0;
int decode_return_code = 0;
bool decoding_successful = false;
int decode_time_us = 0;
int decoded_width = 0;
int decoded_height = 0;
// Quantization.
int qp = -1;
// How many packets were discarded of the encoded frame data (if any).
int packets_dropped = 0;
size_t total_packets = 0;
size_t manipulated_length = 0;
// Quality.
float psnr = 0.0;
float ssim = 0.0;
};
// Statistics for a sequence of processed frames. This class is not thread safe.
class Stats {
public:
Stats() = default;
~Stats() = default;
// Creates a FrameStatistic for the next frame to be processed.
FrameStatistic* AddFrame();
// Returns the FrameStatistic corresponding to |frame_number|.
FrameStatistic* GetFrame(int frame_number);
size_t size() const;
// TODO(brandtr): Add output as CSV.
void PrintSummary() const;
private:
std::vector<FrameStatistic> stats_;
};
} // namespace test
} // namespace webrtc
#endif // MODULES_VIDEO_CODING_CODECS_TEST_STATS_H_
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