一种轻量级旗帜飘扬视频生成方法及系统

By analyzing and segmenting a single static image to obtain optical flow vectors and motion candidate fields, and combining these with user control signals to generate continuous frame videos of a flag, the problem of stable deployment of image-to-video generation on resource-constrained devices is solved, achieving low-cost and controllable flag motion effects.

CN122120577BActive Publication Date: 2026-07-17UNIV OF SCI & TECH OF CHINA

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
UNIV OF SCI & TECH OF CHINA
Filing Date
2026-04-29
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing image-to-video generation methods are difficult to deploy stably on resource-constrained terminals or payload-side devices, and the complex motion control results in high deployment costs, high system complexity, and difficulties in real-time interaction.

Method used

A lightweight approach is adopted to obtain optical flow vectors by parsing and segmenting target regions of a single static image, generating motion candidate fields, and constructing controlled motion fields by weighting user control signals, ultimately generating continuous frame videos of flags.

Benefits of technology

Under low computing resource conditions, it generates controllable and interpretable flag movement videos, suitable for popular science demonstrations and task simulation scenarios, providing intuitive explanations of physical phenomena and interactive visual feedback.

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Abstract

本发明公开了一种轻量级旗帜飘扬视频生成方法及系统,方法包括:对单张静态图像进行解析与目标区域分割,获取目标区域二值掩膜;确认源帧中的像素对应的光流向量,生成目标帧;基于光流驱动的图像形变,获取符合目标运动规律的运动候选场;将用户输出的控制信号映射权重,对运动候选场进行加权,构建受控运动场;基于受控运动场、源帧、目标区域二值掩膜、中间目标帧,对目标区域执行图像形变与融合,生成连续帧并输出为目标视频。本发明从单张静态图片生成时序一致、可控的目标运动视频,以满足航天科普展示、互动教学与虚拟仿真的应用需求。
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