VQMT3D Project: Report 8 on 3D-video Quality Analysis
MSU Graphics & Media Lab (Video Group)
Projects, ideas: Dr. Dmitriy Vatolin
Implementation: Alexander Bokov, Alexey Fedorov, Alexey Shalpegin, Vladimir Yanushkovsky, Sergey Lavrushkin, Vyacheslav Napadovsky, Denis Sumin, Marat Arsaev, Alexander Voronov
In cooperation with IITP RAS
About the Report
The eighth report introduces several new technical quality metrics that analyze geometric inconsistencies and temporal shifts between S3D views, as well as new ones that detect swapped views and scenes that are more prone to crosstalk while viewing. The report presents detailed (366 pages) evaluation results of 25 S3D films, which were natively captured or post-converted.
Analysed films |
Examined problems: |
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The report comprises five main parts:
- Firstly, we present our approach to analyzing stereoscopic video for geometric inconsistencies and briefly explain how to understand the charts and visualizations. We then provide the results of our analysis for 25 S3D films.
- Then we present our results for detection of swapped views. We provide comprehensive information about every scene in which we detected swapped views using our automated technique. The report also presents visualizations of these scenes.
- The following section is dedicated to temporal shifts between views in stereoscopic video. We list each detected scene and present visualizations.
- We present the analysis of the crosstalk effect and of how the content may actually affect the amount of perceived crosstalk. It contains brief explanations and visualizations of the most crosstalk-prone frames.
- The report concludes with an overall technical movie comparison. Here we show charts depicting the average values of our metrics for different films.
Professional stereographers have contributed to the analysis by providing valuable comments and general feedback.
Contributed Stereographers
(in alphabetical order; for main part of the report)
- Nick Brown, Stereographer, Stereo Supervisor
- Ross Copeland, Online Editor / Stereographer & Colourist, Post-Production Consultant
- Markus Lanxinger, Stereographer, Stereoscopic Supervisor
- Daniele Pugni, 3D Motion Graphic Designer Freelancer for Sky 3D Channel
- Jill Smolin, Director of Production Education for 3ality Technica
- Paul Taylor, Supervising Stereographer
Overall evaluation results
In this section we present selected overall comparison charts.
Please, read more about the charts and particular films in the report.
Average Scale Mismatch vs. Film Budget
Channel Mismatch Duration Bar Chart
Temporal Shift Duration Bar Chart
Average Crosstalk vs. Film Budget
Publications
When you want to make a reference to this project, please refer one of the following publications:
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Mikhail Erofeev, Dmitriy Vatolin, Alexander Voronov, Alexey Fedorov,
“Toward an Objective Stereo-Video Quality Metric: Depth Perception of Textured Areas,” [pdf]
International Conference on 3D Imaging (IC3D),
pp. 1–6, 2012. doi:10.1109/IC3D.2012.6615120 -
D. Akimov, A. Shestov, A. Voronov, D. Vatolin,
“Automatic Left-Right Channel Swap Detection,” [pdf]
International Conference on 3D Imaging (IC3D),
pp. 1–6, 2012. doi:10.1109/IC3D.2012.6615126 -
A. Voronov, A. Borisov, D. Vatolin,
“System for Automatic Detection of Distorted Scenes in Stereo Video,” [pdf]
Proceedings of the Sixth International Workshop on Video Processing and Quality Metrics (VPQM),
2012. -
A. Voronov, D. Vatolin, D. Sumin, V. Napadovsky, A. Borisov,
“Towards Automatic Stereo-video Quality Assessment and Detection of Color and Sharpness Mismatch,” [pdf]
International Conference on 3D Imaging (IC3D),
pp. 1–6, 2012. doi:10.1109/IC3D.2012.6615121 -
A. Voronov, D. Vatolin, D. Sumin, V. Napadovsky, and A. Borisov,
“Methodology for stereoscopic motion-picture quality assessment,” [pdf]
Proc. SPIE 8648, Stereoscopic Displays and Applications XXIV,
vol. 8648, pp. 864810-1–864810-14, March 2013. doi:10.1117/12.2008485 -
A. Bokov, D. Vatolin, A. Zachesov, A. Belous, and M. Erofeev,
“Automatic detection of artifacts in converted S3D video,” [pdf]
Proc. SPIE 9011, Stereoscopic Displays and Applications XXV,
vol. 9011, pp. 901112-1–901112-14, March 2014. doi:10.1117/12.2054330
Reports overview
Report 1 (S3D shooting quality analysis of 5 movies) Release date: March 7, 2013 Download (Additional info for bloggers and press) Pages: 246; Figures: 295 |
Film list:
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Report 2 (S3D shooting quality analysis of 5 movies) Release date: May 31, 2013 Download (Additional info for bloggers and press) Pages: 342; Figures: 442 |
Film list:
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Report 3 (2D-3D conversion quality analysis of 5 movies) Release date: August 28, 2013 Download (Additional info for bloggers and press) Pages: 305; Figures: 336 |
Film list:
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Report 4 (S3D shooting quality analysis of 5 movies) Release date: October 1, 2013 Pages: 301; Figures: 402 |
Film list:
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Report 5 (2D-3D conversion quality analysis of 5 movies) Release date: April 11, 2014 Download (Additional info for bloggers and press) Pages: 384; Figures: 404 |
Film list:
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Report 6 (Stereo Window analysis of 10 movies) Release date: September 10, 2014 Download (Additional info for bloggers and press) Pages: 415; Figures: 455 |
Film list:
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Report 7 (Stereo Window analysis of 10 movies) Release date: October 22, 2014 Download (Additional info for bloggers and press) Pages: 333; Figures: 348 |
Film list:
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Report 8 (Rotate Analysis, Temporal Shift, Channels Swap, Zoom Mismatch in 25 movies) Release date: June 16, 2015 Download (Additional info for bloggers and press) Pages: 366; Figures: 361 |
Film list:
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Report 9 (Temporal Shift, Stuck-to-Background Objects, 2D to S3D conversion in Captured Films) Release date: January 18, 2017 Download (Additional info for bloggers and press) Pages: 467; Figures: 529 |
Over 100 films are in film list, including:
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105 films are in film list, including:
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Report 11 (Overall analysis of 10 selected Chinese movies) Approximate release date: 2021 |
The film list includes 10 Chinese movies |
Download
Full report (366 pages) is absolutely free but download is available only for industry professionals (due to publication of real mistakes in the post-production process).
To download the report, please fill-in the request form.
You will get the download link for all reports (Reports #1–8) via e-mail.
All materials in this evaluation are used for research purposes and in accordance with Fair Use conditions. This evaluation is not published widely, but it is available for free under a subscription for stereoscopy and cinema technology professionals.
Contacts
For questions and proposition please contact us |
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MSU Video Group
Project sponsored by YUVsoft Corp.
Project supported by MSU Graphics & Media Lab