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Interactive Video Completion.

Makoto Okabe, Keita Noda, Yoshinori Dobashi

    IEEE Computer Graphics and Applications
    |November 2, 2019
    PubMed
    Summary

    This study introduces an interactive video completion tool for digital production, reducing manual editing time. The novel method efficiently fills space-time holes, improving video quality over existing approaches.

    Area of Science:

    • Computer Vision
    • Digital Image Processing
    • Video Editing

    Background:

    • Automatic video completion methods often require extensive manual post-processing.
    • Digital production workflows necessitate efficient tools for video manipulation and object removal.

    Purpose of the Study:

    • To develop an interactive video completion method for practical application in digital production.
    • To reduce the labor involved in manual video editing and object removal.

    Main Methods:

    • An iterative algorithm estimates flow fields and colors in video space-time holes.
    • Utilizes an L1 data term for flow field estimation and a novel L2 data term for temporally coherent color transitions.
    • A graphics processing unit (GPU) implementation allows for immediate user interaction and object removal.

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    Main Results:

    • The method enables interactive video completion by allowing users to draw holes for object removal.
    • Successfully interpolates sparse user-initialized modifications.
    • Subjective evaluations indicate superior video quality compared to state-of-the-art methods.

    Conclusions:

    • The proposed interactive method significantly enhances the efficiency and quality of video completion in digital production.
    • Offers a practical solution for reducing manual effort in video editing tasks.
    • Outperforms existing approaches in subjective quality assessments.