webrtc/rtc_tools/frame_analyzer/reference_less_video_analysis_lib.h
Sami Kalliomäki 0673bc9204 Revert CLs affecting video quality toolchain.
Speculatively fixes Chromium test for cut: crbug.com/877968

Reverts CLs:
https://webrtc-review.googlesource.com/c/src/+/94772
https://webrtc-review.googlesource.com/c/src/+/95648
https://webrtc-review.googlesource.com/c/src/+/94773
https://webrtc-review.googlesource.com/c/src/+/96000
https://webrtc-review.googlesource.com/c/src/+/95949

Revert "Add Y4mFileReader"

This reverts commit 404be7f302.

Revert "Remove SequencedTaskChecker from Y4mFileReader"

This reverts commit 1b5e5db842.

Revert "Add tool for aliging video files"

This reverts commit b2c0e8f60f.

Revert "Reland "Update video_quality_analysis to align videos instead of using barcodes""

This reverts commit 9bb55fc09b.

Revert "Fix a bug in barcode_decoder.py"

This reverts commit 5c2de6b3ce.

TBR=magjed@webrtc.org, phoglund@webrtc.org, phensman@webrtc.org

Bug: chromium:877968, webrtc:9642
Change-Id: I784d0598fd0370eec38d758b9fa0b38e4b3423be
Reviewed-on: https://webrtc-review.googlesource.com/96320
Reviewed-by: Sami Kalliomäki <sakal@webrtc.org>
Commit-Queue: Sami Kalliomäki <sakal@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#24458}
2018-08-27 16:50:54 +00:00

53 lines
2.1 KiB
C++

/*
* Copyright (c) 2016 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 RTC_TOOLS_FRAME_ANALYZER_REFERENCE_LESS_VIDEO_ANALYSIS_LIB_H_
#define RTC_TOOLS_FRAME_ANALYZER_REFERENCE_LESS_VIDEO_ANALYSIS_LIB_H_
#include <string>
#include <vector>
// Parse the file header to extract height, width and fps
// for a given video file.
void get_height_width_fps(int* height,
int* width,
int* fps,
const std::string& video_file);
// Returns true if the frame is frozen based on psnr and ssim freezing
// threshold values.
bool frozen_frame(std::vector<double> psnr_per_frame,
std::vector<double> ssim_per_frame,
size_t frame);
// Returns the vector of identical cluster of frames that are frozen
// and appears continuously.
std::vector<int> find_frame_clusters(const std::vector<double>& psnr_per_frame,
const std::vector<double>& ssim_per_frame);
// Prints various freezing metrics like identical frames,
// total unique frames etc.
void print_freezing_metrics(const std::vector<double>& psnr_per_frame,
const std::vector<double>& ssim_per_frame);
// Compute the metrics like freezing score based on PSNR and SSIM values for a
// given video file.
void compute_metrics(const std::string& video_file_name,
std::vector<double>* psnr_per_frame,
std::vector<double>* ssim_per_frame);
// Checks the file extension and return true if it is y4m.
bool check_file_extension(const std::string& video_file_name);
// Compute freezing score metrics and prints the metrics
// for a list of video files.
int run_analysis(const std::string& video_file);
#endif // RTC_TOOLS_FRAME_ANALYZER_REFERENCE_LESS_VIDEO_ANALYSIS_LIB_H_