Terminal Video Special Effect Generation via Background Frame Fusion

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Solution Overview

Problem

The realization of video special effects in multimedia technology requires professional post-processing and extensive editing, making it difficult to preview and apply special effects during video shooting, and the production process is costly and requires high expertise.

Innovation Solution

A video processing method and apparatus that selects a background frame and fuses an image area of a target object into it to generate a special effect frame with a static special effect, allowing for real-time preview and production of special effects on a terminal without the need for complex post-production tools.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If professional post-processing tools and extensive editing are used to realize video special effects, then the quality and variety of special effects are improved, but the device complexity and operation difficulty increase significantly

Engineering Contradiction:

Improvespecial effect qualityVSAvoidpost-processing tool complexity

Core Design Contradiction:

Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent replaces complex mechanical post-processing operations with automated image processing algorithms. The terminal device automatically performs image area acquisition, background frame selection, and fusion operations through software algorithms, eliminating the need for professional post-production tools and reducing operational complexity while maintaining special effect quality

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The system enables self-service special effect generation by automatically analyzing video frames, selecting appropriate background frames, and fusing image areas without requiring professional operator intervention. The terminal device autonomously completes the entire special effect production process, making it accessible to ordinary users

Inventive Principle:

Principle #25Self-service

2Manufacturing precision

If extensive post-production editing is performed to create video special effects, then the special effect production quality is improved, but the loss of time and production efficiency deteriorate

Engineering Contradiction:

Improvespecial effect production qualityVSAvoidpost-production time

Core Design Contradiction:

Manufacturing precisionVSLoss of time

Solution Approach 1:

The patent performs preliminary action by automatically selecting and preparing background frames during the video shooting phase. The terminal device pre-processes video frames to identify suitable background frames, so that when special effects are needed, the fusion operation can be performed quickly without extensive post-production editing, significantly reducing time loss

Inventive Principle:

Principle #10Preliminary action

Solution Approach 2:

Manual post-production editing operations are replaced with automated image processing algorithms that rapidly perform image area acquisition, background selection, and frame fusion. This substitution of mechanical editing with automated computational processing dramatically reduces the time required for special effect production while maintaining quality

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

3Manufacturing precision

If professional post-processing operations are used to generate video special effects, then the special effect quality is improved, but the ease of operation and accessibility deteriorate

Engineering Contradiction:

Improvespecial effect qualityVSAvoidspecial effect production accessibility

Core Design Contradiction:

Manufacturing precisionVSEase of operation

Solution Approach 1:

The system implements self-service by automatically performing all special effect generation operations including image area acquisition, background frame selection, and frame fusion without requiring professional operator skills. The terminal device autonomously completes the entire process, making special effect production accessible to ordinary users while maintaining quality through sophisticated algorithms

Inventive Principle:

Principle #25Self-service

Solution Approach 2:

Complex manual post-processing operations are replaced with automated image processing algorithms running on the terminal device. This substitution eliminates the need for professional training and operation skills, significantly improving ease of operation and accessibility while preserving special effect quality through intelligent algorithmic processing

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

Data Source

PatentUS11310443B2Video processing method, apparatus and storage medium

Publication Date: 2022.04.19 BEIJING XIAOMI PINECONE ELECTRONICS CO LTD

AI summary

The present disclosure relates to a video processing method and apparatus, and a storage medium. The method is applied to a terminal and includes: a background frame for a time static special effect is determined from video frames in a video to be processed; for each of the video frames in the video, an image area, where a target object is located is acquired from the respective video frame and the image area is fused into the background frame to generate a special effect frame with the time static special effect.