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Diffstat (limited to '')
-rw-r--r-- | third_party/libwebrtc/rtc_tools/frame_analyzer/reference_less_video_analysis_lib.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/third_party/libwebrtc/rtc_tools/frame_analyzer/reference_less_video_analysis_lib.h b/third_party/libwebrtc/rtc_tools/frame_analyzer/reference_less_video_analysis_lib.h new file mode 100644 index 0000000000..3c93119905 --- /dev/null +++ b/third_party/libwebrtc/rtc_tools/frame_analyzer/reference_less_video_analysis_lib.h @@ -0,0 +1,48 @@ +/* + * 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 <stddef.h> + +#include <string> +#include <vector> + +#include "api/scoped_refptr.h" +#include "rtc_tools/video_file_reader.h" + +// 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 rtc::scoped_refptr<webrtc::test::Video>& video, + std::vector<double>* psnr_per_frame, + std::vector<double>* ssim_per_frame); + +// 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_ |