Video editing method and device, electronic equipment and storage medium

By employing the reverse denoising process of the target diffusion video generation model and soft boundary fusion technology, the problem of high dependence on user input in existing video editing frameworks is solved, enabling efficient and low-cost video editing and generating high-quality videos that meet expectations.

CN122093635APending Publication Date: 2026-05-26CHINA MOBILE JIUTIAN ARTIFICIAL INTELLIGENCE TECHNOLOGY (BEIJING) CO LTD +1
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Patent Information

Application Number
CN202610054867.8
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2026-01-15
Publication Date
2026-05-26

AI Technical Summary

Technical Problem

Existing video editing frameworks based on diffusion-based video generation models rely heavily on manual user input, resulting in high labor costs for long videos or videos with frequent target movement. They also rely heavily on user text descriptions, making it difficult to accurately convey requirements in complex editing scenarios. Furthermore, the high computational and storage requirements for model training and inference limit their application scope.

Method used

By acquiring the initial noise latent variables of the video to be edited, an iterative reverse denoising process is executed. Combining the original and target video prompts, a target diffusion video generation model is used for video editing. Dual-path denoising and soft boundary fusion techniques are employed to ensure the accuracy of content in non-editing areas and precise modification of editing areas.

Benefits of technology

It enables efficient and low-cost video editing, preserves the accuracy of non-editing areas, precisely modifies editing areas, generates high-quality target videos that meet expectations, and reduces the need for manpower and computing power.

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Abstract

The invention relates to the technical field of computer vision, and provides a video editing method and device, electronic equipment and a storage medium. The method comprises the following steps: executing a first reverse denoising process on a first original noise latent variable of a current time step according to an original video cue word to obtain a second original noise latent variable, and taking the second original noise latent variable as a first original noise latent variable of a next time step; according to the target video cue word, executing a second reverse denoising process on the first target noise latent variable of the current time step to obtain a second target noise latent variable; and obtaining a third target noise latent variable according to the background data area of the second original noise latent variable and the second target noise latent variable, and taking the third target noise latent variable as the first target noise latent variable of the next time step. According to the video editing method and device, the electronic equipment and the storage medium provided by the invention, the video editing task can be executed efficiently at low cost.
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